1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/bio/bio_dgram.c */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * DTLS implementation written by Nagendra Modadugu 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * openssl-core@OpenSSL.org. 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <errno.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define USE_SOCKETS 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "cryptlib.h" 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bio.h> 67ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom#ifndef OPENSSL_NO_DGRAM 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 6998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS) 7098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#include <sys/timeb.h> 7198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 7298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 73392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 74392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#include <netinet/sctp.h> 75392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#include <fcntl.h> 76392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define OPENSSL_SCTP_DATA_CHUNK_TYPE 0x00 77392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE 0xc0 78392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 79392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 8004ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if defined(OPENSSL_SYS_LINUX) && !defined(IP_MTU) 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define IP_MTU 14 /* linux is lame */ 8298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 8404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if defined(__FreeBSD__) && defined(IN6_IS_ADDR_V4MAPPED) 8504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom/* Standard definition causes type-punning problems. */ 8604ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#undef IN6_IS_ADDR_V4MAPPED 8704ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#define s6_addr32 __u6_addr.__u6_addr32 8804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#define IN6_IS_ADDR_V4MAPPED(a) \ 8904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom (((a)->s6_addr32[0] == 0) && \ 9004ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ((a)->s6_addr32[1] == 0) && \ 9104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ((a)->s6_addr32[2] == htonl(0x0000ffff))) 9204ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#endif 9304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef WATT32 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_write SockWrite /* Watt-32 uses same names */ 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_read SockRead 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_puts SockPuts 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_write(BIO *h, const char *buf, int num); 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_read(BIO *h, char *buf, int size); 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_puts(BIO *h, const char *str); 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long dgram_ctrl(BIO *h, int cmd, long arg1, void *arg2); 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_new(BIO *h); 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_free(BIO *data); 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_clear(BIO *bio); 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 108392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 109392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_write(BIO *h, const char *buf, int num); 110392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_read(BIO *h, char *buf, int size); 111392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_puts(BIO *h, const char *str); 112392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic long dgram_sctp_ctrl(BIO *h, int cmd, long arg1, void *arg2); 113392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_new(BIO *h); 114392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_free(BIO *data); 115392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 116392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic void dgram_sctp_handle_auth_free_key_event(BIO *b, union sctp_notification *snp); 117392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 118392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 119392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 120e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugustatic int BIO_dgram_should_retry(int s); 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 12298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void get_current_time(struct timeval *t); 12398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic BIO_METHOD methods_dgramp= 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_TYPE_DGRAM, 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "datagram socket", 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_write, 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_read, 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_puts, 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NULL, /* dgram_gets, */ 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_ctrl, 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_new, 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_free, 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NULL, 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 138392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 139392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic BIO_METHOD methods_dgramp_sctp= 140392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 141392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_TYPE_DGRAM_SCTP, 142392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom "datagram sctp socket", 143392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_write, 144392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_read, 145392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_puts, 146392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom NULL, /* dgram_gets, */ 147392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_ctrl, 148392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_new, 149392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_free, 150392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom NULL, 151392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom }; 152392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 153392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct bio_dgram_data_st 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 156221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 157221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 158221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in sa_in; 159221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 160221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 sa_in6; 161221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 162221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } peer; 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int connected; 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int _errno; 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int mtu; 16698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval next_timeout; 16798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval socket_timeout; 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } bio_dgram_data; 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 170392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 171392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromtypedef struct bio_dgram_sctp_save_message_st 172392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 173392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO *bio; 174392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char *data; 175392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int length; 176392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } bio_dgram_sctp_save_message; 177392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 178392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromtypedef struct bio_dgram_sctp_data_st 179392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 180392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union { 181392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr sa; 182392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr_in sa_in; 183392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if OPENSSL_USE_IPV6 184392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr_in6 sa_in6; 185392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 186392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } peer; 187392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int connected; 188392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int _errno; 189392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int mtu; 190392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo sndinfo; 191392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_rcvinfo rcvinfo; 192392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_prinfo prinfo; 193392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void (*handle_notifications)(BIO *bio, void *context, void *buf); 194392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void* notification_context; 195392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int in_handshake; 196392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ccs_rcvd; 197392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ccs_sent; 198392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int save_shutdown; 199392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int peer_auth_tested; 200392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_save_message saved_message; 201392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } bio_dgram_sctp_data; 202392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 203392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectBIO_METHOD *BIO_s_datagram(void) 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(&methods_dgramp); 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectBIO *BIO_new_dgram(int fd, int close_flag) 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *ret; 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_new(BIO_s_datagram()); 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret == NULL) return(NULL); 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_fd(ret,fd,close_flag); 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_new(BIO *bi) 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = NULL; 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->init=0; 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->num=0; 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = OPENSSL_malloc(sizeof(bio_dgram_data)); 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (data == NULL) 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project memset(data, 0x00, sizeof(bio_dgram_data)); 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->ptr = data; 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->flags=0; 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_free(BIO *a) 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data; 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a == NULL) return(0); 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( ! dgram_clear(a)) 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = (bio_dgram_data *)a->ptr; 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(data != NULL) OPENSSL_free(data); 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_clear(BIO *a) 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a == NULL) return(0); 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a->shutdown) 253656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 254656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a->init) 255656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 256656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project SHUTDOWN2(a->num); 257656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 258656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->init=0; 259656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->flags=0; 260656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 261656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 262656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 26398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 26498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void dgram_adjust_rcv_timeout(BIO *b) 26598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 26698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(SO_RCVTIMEO) 26798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom bio_dgram_data *data = (bio_dgram_data *)b->ptr; 26804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom union { size_t s; int i; } sz = {0}; 26998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 27098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Is a timer active? */ 27198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) 27298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 27398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval timenow, timeleft; 27498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 27598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Read current socket timeout */ 27698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 27798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom int timeout; 27804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom 27904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(timeout); 28098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 28104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom (void*)&timeout, &sz.i) < 0) 28298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("getsockopt"); } 28398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 28498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 28598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_sec = timeout / 1000; 28698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec = (timeout % 1000) * 1000; 28798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 28898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 28904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(data->socket_timeout); 29098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 29198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &(data->socket_timeout), (void *)&sz) < 0) 29298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("getsockopt"); } 29304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom else if (sizeof(sz.s)!=sizeof(sz.i) && sz.i==0) 29404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom OPENSSL_assert(sz.s<=sizeof(data->socket_timeout)); 29598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 29698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 29798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Get current time */ 29898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom get_current_time(&timenow); 29998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 30098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Calculate time left until timer expires */ 30198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom memcpy(&timeleft, &(data->next_timeout), sizeof(struct timeval)); 30298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec -= timenow.tv_sec; 30398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec -= timenow.tv_usec; 30498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (timeleft.tv_usec < 0) 30598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 30698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec--; 30798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec += 1000000; 30898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 30998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 31098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (timeleft.tv_sec < 0) 31198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 31298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec = 0; 31398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec = 1; 31498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 31598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 31698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Adjust socket timeout if next handhake message timer 31798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * will expire earlier. 31898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 31998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((data->socket_timeout.tv_sec == 0 && data->socket_timeout.tv_usec == 0) || 32098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (data->socket_timeout.tv_sec > timeleft.tv_sec) || 32198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (data->socket_timeout.tv_sec == timeleft.tv_sec && 32298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec >= timeleft.tv_usec)) 32398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 32498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 32598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeout = timeleft.tv_sec * 1000 + timeleft.tv_usec / 1000; 32698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 32798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (void*)&timeout, sizeof(timeout)) < 0) 32898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 32998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 33098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &timeleft, 33198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sizeof(struct timeval)) < 0) 33298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 33398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 33498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 33598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 33698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 33798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 33898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 33998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void dgram_reset_rcv_timeout(BIO *b) 34098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 34198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(SO_RCVTIMEO) 34298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom bio_dgram_data *data = (bio_dgram_data *)b->ptr; 34398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 34498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Is a timer active? */ 34598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) 34698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 34798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 34898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom int timeout = data->socket_timeout.tv_sec * 1000 + 34998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec / 1000; 35098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 35198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (void*)&timeout, sizeof(timeout)) < 0) 35298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 35398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 35498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &(data->socket_timeout), 35598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sizeof(struct timeval)) < 0) 35698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 35798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 35898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 35998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 36098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 36198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 362656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_read(BIO *b, char *out, int outl) 363656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 364656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret=0; 365656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = (bio_dgram_data *)b->ptr; 366656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 367221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct { 368221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom /* 369221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom * See commentary in b_sock.c. <appro> 370221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom */ 371221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { size_t s; int i; } len; 372221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 373221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 374221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in sa_in; 375221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 376221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 sa_in6; 377221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 378221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } peer; 379221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } sa; 380221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 381221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.s=0; 382221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.i=sizeof(sa.peer); 383656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 384656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (out != NULL) 385656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 386656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project clear_socket_error(); 387221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset(&sa.peer, 0x00, sizeof(sa.peer)); 38898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom dgram_adjust_rcv_timeout(b); 389221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=recvfrom(b->num,out,outl,0,&sa.peer.sa,(void *)&sa.len); 390221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (sizeof(sa.len.i)!=sizeof(sa.len.s) && sa.len.i==0) 391221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 392221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom OPENSSL_assert(sa.len.s<=sizeof(sa.peer)); 393221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.i = (int)sa.len.s; 394221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 395656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 39698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( ! data->connected && ret >= 0) 397221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, &sa.peer); 398656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 399656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 40098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (ret < 0) 401656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 402656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_dgram_should_retry(ret)) 403656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 404656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_read(b); 405656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = get_last_socket_error(); 406656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 407656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 408ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom 409ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom dgram_reset_rcv_timeout(b); 410656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 411656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 412656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 413656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 414656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_write(BIO *b, const char *in, int inl) 415656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 416656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret; 417656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = (bio_dgram_data *)b->ptr; 418656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project clear_socket_error(); 419656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 420221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if ( data->connected ) 421221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=writesocket(b->num,in,inl); 422221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom else 423221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 424221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom int peerlen = sizeof(data->peer); 425221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 426221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (data->peer.sa.sa_family == AF_INET) 427221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom peerlen = sizeof(data->peer.sa_in); 42881c4de7869b646592127e952cda763abf8305069Brian Carlstrom#if OPENSSL_USE_IPV6 429221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom else if (data->peer.sa.sa_family == AF_INET6) 430221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom peerlen = sizeof(data->peer.sa_in6); 431221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 432656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(NETWARE_CLIB) && defined(NETWARE_BSDSOCK) 433221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sendto(b->num, (char *)in, inl, 0, &data->peer.sa, peerlen); 434656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#else 435221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sendto(b->num, in, inl, 0, &data->peer.sa, peerlen); 436656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 437221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 438656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 439656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 440656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret <= 0) 441656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 44298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (BIO_dgram_should_retry(ret)) 443656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 444656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_write(b); 445656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = get_last_socket_error(); 446656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 447656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 /* higher layers are responsible for querying MTU, if necessary */ 448656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EMSGSIZE) 449656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* retrieve the new MTU */ 450656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_ctrl(b, BIO_CTRL_DGRAM_QUERY_MTU, 0, NULL); 451656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 452656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 453656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 454656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 455656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 456656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 457656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) 458656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 459656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long ret=1; 460656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int *ip; 461656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project struct sockaddr *to = NULL; 462656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = NULL; 46304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if defined(OPENSSL_SYS_LINUX) && (defined(IP_MTU_DISCOVER) || defined(IP_MTU)) 46404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom int sockopt_val = 0; 46504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom socklen_t sockopt_len; /* assume that system supporting IP_MTU is 46604ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom * modern enough to define socklen_t */ 46798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom socklen_t addr_len; 468221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 469221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 470221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in s4; 471221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 472221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 s6; 473221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 474221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } addr; 47598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 476656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 477656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = (bio_dgram_data *)b->ptr; 478656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 479656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (cmd) 480656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 481656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_RESET: 482656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project num=0; 483656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_FILE_SEEK: 484656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 485656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 486656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_FILE_TELL: 487656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_INFO: 488656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 489656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 490656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_SET_FD: 491656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_clear(b); 492656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->num= *((int *)ptr); 493656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->shutdown=(int)num; 494656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->init=1; 495656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 496656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_GET_FD: 497656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->init) 498656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 499656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ip=(int *)ptr; 500656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ip != NULL) *ip=b->num; 501656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=b->num; 502656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 503656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 504656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret= -1; 505656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 506656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_GET_CLOSE: 507656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=b->shutdown; 508656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 509656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_SET_CLOSE: 510656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->shutdown=(int)num; 511656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 512656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_PENDING: 513656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_WPENDING: 514656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 515656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 516656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DUP: 517656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_FLUSH: 518656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=1; 519656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 520656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_CONNECT: 521656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project to = (struct sockaddr *)ptr; 522656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 523656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (connect(b->num, to, sizeof(struct sockaddr)) < 0) 524656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("connect"); ret = 0; } 525656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 526656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 527656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 528221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 529221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 530221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 531221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 532221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 533221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 534221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 535221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 536221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 537221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 538221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 539221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 540221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 541221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 542656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 543656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 544656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 545656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 546656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* (Linux)kernel sets DF bit on outgoing IP packets */ 547656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_MTU_DISCOVER: 54804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if defined(OPENSSL_SYS_LINUX) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO) 549221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom addr_len = (socklen_t)sizeof(addr); 550221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset((void *)&addr, 0, sizeof(addr)); 551221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (getsockname(b->num, &addr.sa, &addr_len) < 0) 55298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 55398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 55498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 55598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 556221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (addr.sa.sa_family) 55798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 55898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET: 55998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_val = IP_PMTUDISC_DO; 56098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = setsockopt(b->num, IPPROTO_IP, IP_MTU_DISCOVER, 56198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_val, sizeof(sockopt_val))) < 0) 56298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom perror("setsockopt"); 56398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 56404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if OPENSSL_USE_IPV6 && defined(IPV6_MTU_DISCOVER) && defined(IPV6_PMTUDISC_DO) 56598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET6: 56698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_val = IPV6_PMTUDISC_DO; 56798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = setsockopt(b->num, IPPROTO_IPV6, IPV6_MTU_DISCOVER, 56898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_val, sizeof(sockopt_val))) < 0) 56998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom perror("setsockopt"); 57098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 571221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 57298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom default: 57398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = -1; 57498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 57598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 57698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = -1; 57798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 578656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 579656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 580656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_QUERY_MTU: 58104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#if defined(OPENSSL_SYS_LINUX) && defined(IP_MTU) 582221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom addr_len = (socklen_t)sizeof(addr); 583221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset((void *)&addr, 0, sizeof(addr)); 584221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (getsockname(b->num, &addr.sa, &addr_len) < 0) 585656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 58698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 58798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 588656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 58998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_len = sizeof(sockopt_val); 590221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (addr.sa.sa_family) 59198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 59298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET: 59398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = getsockopt(b->num, IPPROTO_IP, IP_MTU, (void *)&sockopt_val, 59498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_len)) < 0 || sockopt_val < 0) 59598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 59698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 59798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 59898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 59998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 60098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* we assume that the transport protocol is UDP and no 60198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * IP options are used. 60298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 60398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->mtu = sockopt_val - 8 - 20; 60498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = data->mtu; 60598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 60698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 607221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 && defined(IPV6_MTU) 60898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET6: 60998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = getsockopt(b->num, IPPROTO_IPV6, IPV6_MTU, (void *)&sockopt_val, 61098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_len)) < 0 || sockopt_val < 0) 61198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 61298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 61398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 61498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 61598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 61698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* we assume that the transport protocol is UDP and no 61798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * IPV6 options are used. 61898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 61998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->mtu = sockopt_val - 8 - 40; 62098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = data->mtu; 62198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 62298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 623221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 62498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom default: 62598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 62698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 62798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 62898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 62998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 63098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 631656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 63221c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case BIO_CTRL_DGRAM_GET_FALLBACK_MTU: 63321c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom switch (data->peer.sa.sa_family) 63421c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom { 63521c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case AF_INET: 63621c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 63721c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 63821c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#if OPENSSL_USE_IPV6 63921c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case AF_INET6: 64021c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#ifdef IN6_IS_ADDR_V4MAPPED 64121c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom if (IN6_IS_ADDR_V4MAPPED(&data->peer.sa_in6.sin6_addr)) 64221c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 64321c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom else 64421c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#endif 64521c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 1280 - 40 - 8; 64621c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 64721c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#endif 64821c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom default: 64921c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 65021c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 65121c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom } 65221c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 653656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_MTU: 654656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return data->mtu; 655656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 656656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_MTU: 657656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->mtu = num; 658656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = num; 659656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 660656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_CONNECTED: 661656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project to = (struct sockaddr *)ptr; 662656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 663656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( to != NULL) 664656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 665656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->connected = 1; 666221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 667221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 668221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 669221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 670221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 671221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 672221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 673221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 674221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 675221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 676221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 677221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 678221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 679221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 680656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 681656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 682656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 683656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->connected = 0; 684221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset(&(data->peer), 0x00, sizeof(data->peer)); 685221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 686221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 687221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case BIO_CTRL_DGRAM_GET_PEER: 688221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (data->peer.sa.sa_family) 689221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 690221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 691221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa_in); 692221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 693221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 694221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 695221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa_in6); 696221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 697221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 698221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 699221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa); 700221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 701221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 702221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (num==0 || num>ret) 703221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom num=ret; 704221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(ptr,&data->peer,(ret=num)); 705221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 706221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case BIO_CTRL_DGRAM_SET_PEER: 707221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom to = (struct sockaddr *) ptr; 708221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 709221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 710221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 711221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 712221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 713221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 714221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 715221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 716221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 717221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 718221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 719221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 720221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 721656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 722656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 72398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT: 724221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&(data->next_timeout), ptr, sizeof(struct timeval)); 72598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 726e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#if defined(SO_RCVTIMEO) 727656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_RECV_TIMEOUT: 728e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 729e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 730e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 731e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; 732e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 733e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, sizeof(timeout)) < 0) 734e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("setsockopt"); ret = -1; } 735e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 736e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 737656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, ptr, 738656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project sizeof(struct timeval)) < 0) 739656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("setsockopt"); ret = -1; } 740e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 741656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 742656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_RECV_TIMEOUT: 743e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 74404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom union { size_t s; int i; } sz = {0}; 74504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 74604ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom int timeout; 747e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 74804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom 74904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(timeout); 750e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 75104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom (void*)&timeout, &sz.i) < 0) 752e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("getsockopt"); ret = -1; } 753e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu else 754e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 755e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_sec = timeout / 1000; 756e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_usec = (timeout % 1000) * 1000; 757e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu ret = sizeof(*tv); 758e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 759e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 76004ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(struct timeval); 761656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 76204ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ptr, (void *)&sz) < 0) 763656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("getsockopt"); ret = -1; } 76404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom else if (sizeof(sz.s)!=sizeof(sz.i) && sz.i==0) 76504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom { 76604ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom OPENSSL_assert(sz.s<=sizeof(struct timeval)); 76704ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ret = (int)sz.s; 76804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom } 76904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom else 77004ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ret = sz.i; 771e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 77204ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom } 773656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 774e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 775e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#if defined(SO_SNDTIMEO) 776656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_SEND_TIMEOUT: 777e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 778e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 779e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 780e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; 781e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 782e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, sizeof(timeout)) < 0) 783e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("setsockopt"); ret = -1; } 784e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 785e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 786656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, ptr, 787656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project sizeof(struct timeval)) < 0) 788656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("setsockopt"); ret = -1; } 789e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 790656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 791656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_SEND_TIMEOUT: 792e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 79304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom union { size_t s; int i; } sz = {0}; 79404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 79504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom int timeout; 796e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 79704ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom 79804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(timeout); 799e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 80004ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom (void*)&timeout, &sz.i) < 0) 801e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("getsockopt"); ret = -1; } 802e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu else 803e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 804e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_sec = timeout / 1000; 805e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_usec = (timeout % 1000) * 1000; 806e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu ret = sizeof(*tv); 807e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 808e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 80904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom sz.i = sizeof(struct timeval); 810656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 81104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ptr, (void *)&sz) < 0) 812656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("getsockopt"); ret = -1; } 81304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom else if (sizeof(sz.s)!=sizeof(sz.i) && sz.i==0) 81404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom { 81504ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom OPENSSL_assert(sz.s<=sizeof(struct timeval)); 81604ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ret = (int)sz.s; 81704ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom } 81804ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom else 81904ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom ret = sz.i; 820e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 82104ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom } 822656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 823e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 824656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP: 825656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* fall-through */ 826656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP: 827e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 828e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if ( data->_errno == WSAETIMEDOUT) 829e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 830656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EAGAIN) 831e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 832656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 833656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 1; 834656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = 0; 835656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 836656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 837656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 0; 838656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 839656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EMSGSIZE 840656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_MTU_EXCEEDED: 841656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EMSGSIZE) 842656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 843656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 1; 844656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = 0; 845656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 846656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 847656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 0; 848656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 849656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 850656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 851656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 852656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 853656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 854656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 855656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 856656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 857656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_puts(BIO *bp, const char *str) 858656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 859656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int n,ret; 860656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 861656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n=strlen(str); 862656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=dgram_write(bp,str,n); 863656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 864656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 865656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 866392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 867392aa7cc7d2b122614c5393c3e357da07fd07af3Brian CarlstromBIO_METHOD *BIO_s_datagram_sctp(void) 868392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 869392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(&methods_dgramp_sctp); 870392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 871392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 872392aa7cc7d2b122614c5393c3e357da07fd07af3Brian CarlstromBIO *BIO_new_dgram_sctp(int fd, int close_flag) 873392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 874392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO *bio; 875392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret, optval = 20000; 876392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int auth_data = 0, auth_forward = 0; 877392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned char *p; 878392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunk auth; 879392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunks *authchunks; 880392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t sockopt_len; 881392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 882392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 883392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 884392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 885392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 886392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 887392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 888392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 889392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio=BIO_new(BIO_s_datagram_sctp()); 890392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (bio == NULL) return(NULL); 891392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_fd(bio,fd,close_flag); 892392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 893392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Activate SCTP-AUTH for DATA and FORWARD-TSN chunks */ 894392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom auth.sauth_chunk = OPENSSL_SCTP_DATA_CHUNK_TYPE; 895392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_AUTH_CHUNK, &auth, sizeof(struct sctp_authchunk)); 896392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 897392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom auth.sauth_chunk = OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE; 898392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_AUTH_CHUNK, &auth, sizeof(struct sctp_authchunk)); 899392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 900392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 901392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if activation was successful. When using accept(), 902392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * SCTP-AUTH has to be activated for the listening socket 903392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * already, otherwise the connected socket won't use it. */ 904392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = (socklen_t)(sizeof(sctp_assoc_t) + 256 * sizeof(uint8_t)); 905392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authchunks = OPENSSL_malloc(sockopt_len); 906392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authchunks, 0, sizeof(sockopt_len)); 907392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(fd, IPPROTO_SCTP, SCTP_LOCAL_AUTH_CHUNKS, authchunks, &sockopt_len); 908392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 909ff41a4bc41ae1e1391f9b05117623ff70b985983Kenny Root 910ff41a4bc41ae1e1391f9b05117623ff70b985983Kenny Root for (p = (unsigned char*) authchunks->gauth_chunks; 911392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p < (unsigned char*) authchunks + sockopt_len; 912392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p += sizeof(uint8_t)) 913392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 914392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_DATA_CHUNK_TYPE) auth_data = 1; 915392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE) auth_forward = 1; 916392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 917392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 918392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(authchunks); 919392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 920392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(auth_data); 921392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(auth_forward); 922392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 923392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 924392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 925392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 926392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 927392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_AUTHENTICATION_EVENT; 928392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 1; 929392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 930392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 931392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 932392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = (socklen_t) sizeof(struct sctp_event_subscribe); 933392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(fd, IPPROTO_SCTP, SCTP_EVENTS, &event, &sockopt_len); 934392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 935392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 936392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_authentication_event = 1; 937392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 938392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 939392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 940392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 941392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 942392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 943392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Disable partial delivery by setting the min size 944392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * larger than the max record size of 2^14 + 2048 + 13 945392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 946392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_PARTIAL_DELIVERY_POINT, &optval, sizeof(optval)); 947392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 948392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 949392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(bio); 950392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 951392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 952392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_is_sctp(BIO *bio) 953392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 954392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return (BIO_method_type(bio) == BIO_TYPE_DGRAM_SCTP); 955392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 956392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 957392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_new(BIO *bi) 958392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 959392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = NULL; 960392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 961392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->init=0; 962392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->num=0; 963392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = OPENSSL_malloc(sizeof(bio_dgram_sctp_data)); 964392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data == NULL) 965392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 966392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(data, 0x00, sizeof(bio_dgram_sctp_data)); 967392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_PR_SCTP_NONE 968392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->prinfo.pr_policy = SCTP_PR_SCTP_NONE; 969392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 970392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->ptr = data; 971392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 972392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->flags=0; 973392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(1); 974392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 975392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 976392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_free(BIO *a) 977392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 978392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data; 979392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 980392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (a == NULL) return(0); 981392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ( ! dgram_clear(a)) 982392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 983392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 984392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = (bio_dgram_sctp_data *)a->ptr; 985392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if(data != NULL) OPENSSL_free(data); 986392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 987392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(1); 988392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 989392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 990392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 991392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromvoid dgram_sctp_handle_auth_free_key_event(BIO *b, union sctp_notification *snp) 992392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 993392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret; 994392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkey_event* authkeyevent = &snp->sn_auth_event; 995392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 996392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (authkeyevent->auth_indication == SCTP_AUTH_FREE_KEY) 997392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 998392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkeyid authkeyid; 999392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1000392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* delete key */ 1001392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyevent->auth_keynumber; 1002392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DELETE_KEY, 100304ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1004392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1005392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1006392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1007392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1008392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_read(BIO *b, char *out, int outl) 1009392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1010392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret = 0, n = 0, i, optval; 1011392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t optlen; 1012392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1013392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification *snp; 1014392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1015392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 1016392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct cmsghdr *cmsg; 1017392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[512]; 1018392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1019392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (out != NULL) 1020392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1021392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom clear_socket_error(); 1022392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1023392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom do 1024392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1025392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&data->rcvinfo, 0x00, sizeof(struct bio_dgram_sctp_rcvinfo)); 1026392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = out; 1027392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = outl; 1028392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1029392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1030392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1031392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1032392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = cmsgbuf; 1033392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 512; 1034392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1035392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1036392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1037392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (msg.msg_controllen > 0) 1038392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1039392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg)) 1040392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1041392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_level != IPPROTO_SCTP) 1042392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom continue; 1043392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_RCVINFO 1044392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_type == SCTP_RCVINFO) 1045392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1046392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_rcvinfo *rcvinfo; 1047392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1048392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom rcvinfo = (struct sctp_rcvinfo *)CMSG_DATA(cmsg); 1049392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_sid = rcvinfo->rcv_sid; 1050392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ssn = rcvinfo->rcv_ssn; 1051392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_flags = rcvinfo->rcv_flags; 1052392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ppid = rcvinfo->rcv_ppid; 1053392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_tsn = rcvinfo->rcv_tsn; 1054392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_cumtsn = rcvinfo->rcv_cumtsn; 1055392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_context = rcvinfo->rcv_context; 1056392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1057392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1058392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_SNDRCV 1059392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_type == SCTP_SNDRCV) 1060392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1061392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndrcvinfo *sndrcvinfo; 1062392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1063392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo = (struct sctp_sndrcvinfo *)CMSG_DATA(cmsg); 1064392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_sid = sndrcvinfo->sinfo_stream; 1065392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ssn = sndrcvinfo->sinfo_ssn; 1066392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_flags = sndrcvinfo->sinfo_flags; 1067392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ppid = sndrcvinfo->sinfo_ppid; 1068392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_tsn = sndrcvinfo->sinfo_tsn; 1069392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_cumtsn = sndrcvinfo->sinfo_cumtsn; 1070392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_context = sndrcvinfo->sinfo_context; 1071392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1072392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1073392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1074392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1075392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1076392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1077392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1078392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n < 0) 1079392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = n; 1080392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1081392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1082392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1083392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (msg.msg_flags & MSG_NOTIFICATION) 1084392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1085392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom snp = (union sctp_notification*) out; 1086392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp->sn_header.sn_type == SCTP_SENDER_DRY_EVENT) 1087392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1088392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1089392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 1090392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1091392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 1092392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t eventsize; 1093392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1094392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If a message has been delayed until the socket 1095392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * is dry, it can be sent now. 1096392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1097392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->saved_message.length > 0) 1098392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1099392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_write(data->saved_message.bio, data->saved_message.data, 1100392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length); 1101392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(data->saved_message.data); 1102392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length = 0; 1103392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1104392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1105392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* disable sender dry event */ 1106392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1107392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1108392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1109392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1110392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 0; 1111392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1112392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1113392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1114392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = sizeof(struct sctp_event_subscribe); 1115392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1116392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1117392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1118392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 0; 1119392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1120392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1121392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1122392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1123392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1124392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1125392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1126392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp->sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1127392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, snp); 1128392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1129392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1130392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1131392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) out); 1132392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1133392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(out, 0, outl); 1134392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1135392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1136392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret += n; 1137392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1138392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom while ((msg.msg_flags & MSG_NOTIFICATION) && (msg.msg_flags & MSG_EOR) && (ret < outl)); 1139392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1140392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret > 0 && !(msg.msg_flags & MSG_EOR)) 1141392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1142392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Partial message read, this should never happen! */ 1143392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1144392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* The buffer was too small, this means the peer sent 1145392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * a message that was larger than allowed. */ 1146392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret == outl) 1147392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1148392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1149392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if socket buffer can handle max record 1150392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * size (2^14 + 2048 + 13) 1151392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1152392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t) sizeof(int); 1153392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, SOL_SOCKET, SO_RCVBUF, &optval, &optlen); 1154392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 1155392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(optval >= 18445); 1156392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1157392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if SCTP doesn't partially deliver below 1158392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * max record size (2^14 + 2048 + 13) 1159392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1160392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t) sizeof(int); 1161392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_PARTIAL_DELIVERY_POINT, 1162392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &optval, &optlen); 1163392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 1164392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(optval >= 18445); 1165392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1166392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Partially delivered notification??? Probably a bug.... */ 1167392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(!(msg.msg_flags & MSG_NOTIFICATION)); 1168392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1169392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Everything seems ok till now, so it's most likely 1170392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * a message dropped by PR-SCTP. 1171392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1172392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(out, 0, outl); 1173392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_read(b); 1174392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1175392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1176392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1177392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_clear_retry_flags(b); 1178392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1179392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1180392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (BIO_dgram_should_retry(ret)) 1181392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1182392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_read(b); 1183392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->_errno = get_last_socket_error(); 1184392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1185392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1186392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1187392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if peer uses SCTP-AUTH before continuing */ 1188392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (!data->peer_auth_tested) 1189392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1190392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ii, auth_data = 0, auth_forward = 0; 1191392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned char *p; 1192392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunks *authchunks; 1193392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1194392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t)(sizeof(sctp_assoc_t) + 256 * sizeof(uint8_t)); 1195392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authchunks = OPENSSL_malloc(optlen); 1196392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authchunks, 0, sizeof(optlen)); 1197392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ii = getsockopt(b->num, IPPROTO_SCTP, SCTP_PEER_AUTH_CHUNKS, authchunks, &optlen); 1198392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ii >= 0); 1199392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1200ff41a4bc41ae1e1391f9b05117623ff70b985983Kenny Root for (p = (unsigned char*) authchunks->gauth_chunks; 1201392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p < (unsigned char*) authchunks + optlen; 1202392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p += sizeof(uint8_t)) 1203392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1204392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_DATA_CHUNK_TYPE) auth_data = 1; 1205392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE) auth_forward = 1; 1206392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1207392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1208392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(authchunks); 1209392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1210392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (!auth_data || !auth_forward) 1211392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1212392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIOerr(BIO_F_DGRAM_SCTP_READ,BIO_R_CONNECT_ERROR); 1213392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1214392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1215392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1216392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->peer_auth_tested = 1; 1217392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1218392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1219392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1220392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1221392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1222392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_write(BIO *b, const char *in, int inl) 1223392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1224392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret; 1225392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1226392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo *sinfo = &(data->sndinfo); 1227392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_prinfo *pinfo = &(data->prinfo); 1228392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo handshake_sinfo; 1229392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov[1]; 1230392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1231392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct cmsghdr *cmsg; 1232392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if defined(SCTP_SNDINFO) && defined(SCTP_PRINFO) 1233392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndinfo)) + CMSG_SPACE(sizeof(struct sctp_prinfo))]; 1234392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndinfo *sndinfo; 1235392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_prinfo *prinfo; 1236392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1237392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndrcvinfo))]; 1238392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndrcvinfo *sndrcvinfo; 1239392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1240392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1241392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom clear_socket_error(); 1242392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1243392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If we're send anything else than application data, 1244392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * disable all user parameters and flags. 1245392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1246392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (in[0] != 23) { 1247392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&handshake_sinfo, 0x00, sizeof(struct bio_dgram_sctp_sndinfo)); 1248392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_SACK_IMMEDIATELY 1249392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom handshake_sinfo.snd_flags = SCTP_SACK_IMMEDIATELY; 1250392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1251392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sinfo = &handshake_sinfo; 1252392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1253392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1254392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If we have to send a shutdown alert message and the 1255392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * socket is not dry yet, we have to save it and send it 1256392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * as soon as the socket gets dry. 1257392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1258392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->save_shutdown && !BIO_dgram_sctp_wait_for_dry(b)) 1259392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1260392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.bio = b; 1261392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length = inl; 1262392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.data = OPENSSL_malloc(inl); 1263392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(data->saved_message.data, in, inl); 1264392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return inl; 1265392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1266392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1267392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov[0].iov_base = (char *)in; 1268392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov[0].iov_len = inl; 1269392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1270392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1271392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = iov; 1272392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1273392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = (caddr_t)cmsgbuf; 1274392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1275392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1276392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if defined(SCTP_SNDINFO) && defined(SCTP_PRINFO) 1277392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)cmsgbuf; 1278392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1279392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_SNDINFO; 1280392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_sndinfo)); 1281392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo = (struct sctp_sndinfo *)CMSG_DATA(cmsg); 1282392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(sndinfo, 0, sizeof(struct sctp_sndinfo)); 1283392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_sid = sinfo->snd_sid; 1284392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_flags = sinfo->snd_flags; 1285392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_ppid = sinfo->snd_ppid; 1286392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_context = sinfo->snd_context; 1287392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_sndinfo)); 1288392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1289392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)&cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndinfo))]; 1290392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1291392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_PRINFO; 1292392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_prinfo)); 1293392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo = (struct sctp_prinfo *)CMSG_DATA(cmsg); 1294392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(prinfo, 0, sizeof(struct sctp_prinfo)); 1295392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo->pr_policy = pinfo->pr_policy; 1296392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo->pr_value = pinfo->pr_value; 1297392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_prinfo)); 1298392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1299392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)cmsgbuf; 1300392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1301392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_SNDRCV; 1302392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_sndrcvinfo)); 1303392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo = (struct sctp_sndrcvinfo *)CMSG_DATA(cmsg); 1304392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo)); 1305392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_stream = sinfo->snd_sid; 1306392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_flags = sinfo->snd_flags; 1307392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef __FreeBSD__ 1308392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_flags |= pinfo->pr_policy; 1309392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1310392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_ppid = sinfo->snd_ppid; 1311392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_context = sinfo->snd_context; 1312392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_timetolive = pinfo->pr_value; 1313392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_sndrcvinfo)); 1314392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1315392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1316392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = sendmsg(b->num, &msg, 0); 1317392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1318392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_clear_retry_flags(b); 1319392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret <= 0) 1320392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1321392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (BIO_dgram_should_retry(ret)) 1322392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1323392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_write(b); 1324392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->_errno = get_last_socket_error(); 1325392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1326392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1327392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1328392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1329392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1330392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic long dgram_sctp_ctrl(BIO *b, int cmd, long num, void *ptr) 1331392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1332392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom long ret=1; 1333392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = NULL; 133404ef91b390dfcc6125913e2f2af502d23d7a5112Brian Carlstrom socklen_t sockopt_len = 0; 1335392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkeyid authkeyid; 133677c6be7176c48d2ce4d5979a84876d34204eedafKenny Root struct sctp_authkey *authkey = NULL; 1337392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1338392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = (bio_dgram_sctp_data *)b->ptr; 1339392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1340392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom switch (cmd) 1341392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1342392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_QUERY_MTU: 1343392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set to maximum (2^14) 1344392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and ignore user input to enable transport 1345392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * protocol fragmentation. 1346392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 2^14. 1347392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1348392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->mtu = 16384; 1349392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = data->mtu; 1350392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1351392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_MTU: 1352392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set to maximum (2^14) 1353392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and ignore input to enable transport 1354392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * protocol fragmentation. 1355392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 2^14. 1356392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1357392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->mtu = 16384; 1358392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = data->mtu; 1359392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1360392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_CONNECTED: 1361392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_CONNECT: 1362392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns always -1. */ 1363392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = -1; 1364392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1365392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT: 1366392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* SCTP doesn't need the DTLS timer 1367392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 1. 1368392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1369392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1370392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE: 1371392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > 0) 1372392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->in_handshake = 1; 1373392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1374392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->in_handshake = 0; 1375392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1376392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_NODELAY, &data->in_handshake, sizeof(int)); 1377392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1378392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY: 1379392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* New shared key for SCTP AUTH. 1380392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns 0 on success, -1 otherwise. 1381392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1382392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1383392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1384392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1385392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1386392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1387392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1388392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Add new key */ 1389392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkey) + 64 * sizeof(uint8_t); 1390392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey = OPENSSL_malloc(sockopt_len); 139177c6be7176c48d2ce4d5979a84876d34204eedafKenny Root if (authkey == NULL) 139277c6be7176c48d2ce4d5979a84876d34204eedafKenny Root { 139377c6be7176c48d2ce4d5979a84876d34204eedafKenny Root ret = -1; 139477c6be7176c48d2ce4d5979a84876d34204eedafKenny Root break; 139577c6be7176c48d2ce4d5979a84876d34204eedafKenny Root } 1396392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authkey, 0x00, sockopt_len); 1397392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey->sca_keynumber = authkeyid.scact_keynumber + 1; 1398392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef __FreeBSD__ 1399392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* This field is missing in FreeBSD 8.2 and earlier, 1400392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and FreeBSD 8.3 and higher work without it. 1401392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1402392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey->sca_keylength = 64; 1403392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1404392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&authkey->sca_key[0], ptr, 64 * sizeof(uint8_t)); 1405392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1406392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_KEY, authkey, sockopt_len); 140777c6be7176c48d2ce4d5979a84876d34204eedafKenny Root OPENSSL_free(authkey); 140877c6be7176c48d2ce4d5979a84876d34204eedafKenny Root authkey = NULL; 1409392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1410392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1411392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Reset active key */ 1412392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, 1413392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1414392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1415392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1416392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1417392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY: 1418392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns 0 on success, -1 otherwise. */ 1419392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1420392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1421392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1422392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1423392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1424392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1425392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set active key */ 1426392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber + 1; 1427392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, 1428392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1429392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1430392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1431392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* CCS has been sent, so remember that and fall through 1432392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * to check if we need to deactivate an old key 1433392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1434392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_sent = 1; 1435392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1436392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD: 1437392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns 0 on success, -1 otherwise. */ 1438392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1439392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Has this command really been called or is this just a fall-through? */ 1440392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmd == BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD) 1441392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_rcvd = 1; 1442392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1443392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* CSS has been both, received and sent, so deactivate an old key */ 1444392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->ccs_rcvd == 1 && data->ccs_sent == 1) 1445392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1446392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1447392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1448392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1449392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1450392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1451392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Deactivate key or delete second last key if 1452392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * SCTP_AUTHENTICATION_EVENT is not available. 1453392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1454392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber - 1; 1455392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTH_DEACTIVATE_KEY 1456392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1457392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DEACTIVATE_KEY, 1458392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sockopt_len); 1459392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1460392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1461392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef SCTP_AUTHENTICATION_EVENT 1462392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (authkeyid.scact_keynumber > 0) 1463392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1464392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber - 1; 1465392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DELETE_KEY, 1466392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1467392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1468392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1469392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1470392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1471392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_rcvd = 0; 1472392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_sent = 0; 1473392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1474392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1475392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_SNDINFO: 1476392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1477392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_sndinfo)) 1478392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_sndinfo); 1479392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1480392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &(data->sndinfo), num); 1481392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1482392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1483392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_SNDINFO: 1484392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1485392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_sndinfo)) 1486392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_sndinfo); 1487392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1488392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->sndinfo), ptr, num); 1489392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1490392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_RCVINFO: 1491392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1492392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_rcvinfo)) 1493392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_rcvinfo); 1494392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1495392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &data->rcvinfo, num); 1496392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1497392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1498392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1499392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_RCVINFO: 1500392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1501392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_rcvinfo)) 1502392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_rcvinfo); 1503392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1504392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->rcvinfo), ptr, num); 1505392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1506392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_PRINFO: 1507392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1508392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_prinfo)) 1509392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_prinfo); 1510392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1511392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &(data->prinfo), num); 1512392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1513392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1514392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_PRINFO: 1515392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1516392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_prinfo)) 1517392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_prinfo); 1518392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1519392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->prinfo), ptr, num); 1520392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1521392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN: 1522392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns always 1. */ 1523392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > 0) 1524392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->save_shutdown = 1; 1525392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1526392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->save_shutdown = 0; 1527392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1528392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1529392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom default: 1530392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Pass to default ctrl function to 1531392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * process SCTP unspecific commands 1532392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1533392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret=dgram_ctrl(b, cmd, num, ptr); 1534392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1535392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1536392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1537392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1538392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1539392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_notification_cb(BIO *b, 1540392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void (*handle_notifications)(BIO *bio, void *context, void *buf), 1541392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void *context) 1542392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1543392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *) b->ptr; 1544392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1545392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (handle_notifications != NULL) 1546392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1547392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications = handle_notifications; 1548392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->notification_context = context; 1549392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1550392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1551392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1552392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1553392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1554392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1555392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1556392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_wait_for_dry(BIO *b) 1557392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom{ 1558392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int is_dry = 0; 1559392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n, sockflags, ret; 1560392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification snp; 1561392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1562392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 1563392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1564392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 1565392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1566392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 1567392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t eventsize; 1568392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1569392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1570392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1571392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* set sender dry event */ 1572392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1573392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1574392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1575392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1576392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 1; 1577392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1578392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1579392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = sizeof(struct sctp_event_subscribe); 1580392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1581392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1582392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1583392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1584392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 1; 1585392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1586392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1587392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1588392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1589392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1590392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1591392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* peek for notification */ 1592392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1593392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1594392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1595392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1596392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1597392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1598392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1599392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1600392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1601392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1602392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1603392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1604392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1605392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1606392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1607392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1608392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1609392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1610392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1611392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1612392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if we find a notification, process it and try again if necessary */ 1613392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom while (msg.msg_flags & MSG_NOTIFICATION) 1614392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1615392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1616392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1617392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1618392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1619392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1620392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1621392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1622392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1623392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1624392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1625392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1626392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1627392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1628392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1629392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1630392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1631392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1632392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1633392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1634392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1635392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_SENDER_DRY_EVENT) 1636392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1637392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom is_dry = 1; 1638392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1639392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* disable sender dry event */ 1640392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1641392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1642392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1643392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1644392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 0; 1645392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1646392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1647392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = (socklen_t) sizeof(struct sctp_event_subscribe); 1648392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1649392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1650392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1651392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1652392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 0; 1653392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1654392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1655392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1656392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1657392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1658392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1659392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1660392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1661392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1662392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, &snp); 1663392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1664392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1665392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1666392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) &snp); 1667392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1668392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* found notification, peek again */ 1669392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1670392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1671392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1672392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1673392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1674392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1675392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1676392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1677392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1678392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1679392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1680392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if we have seen the dry already, don't wait */ 1681392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (is_dry) 1682392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1683392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockflags = fcntl(b->num, F_GETFL, 0); 1684392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, O_NONBLOCK); 1685392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1686392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1687392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1688392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1689392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (is_dry) 1690392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1691392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, sockflags); 1692392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1693392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1694392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1695392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1696392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1697392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1698392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1699392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1700392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1701392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1702392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1703392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* read anything else */ 1704392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1705392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom} 1706392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1707392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_msg_waiting(BIO *b) 1708392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1709392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n, sockflags; 1710392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification snp; 1711392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1712392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 1713392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1714392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1715392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Check if there are any messages waiting to be read */ 1716392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom do 1717392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1718392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1719392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1720392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1721392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1722392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1723392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1724392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1725392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1726392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1727392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1728392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1729392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockflags = fcntl(b->num, F_GETFL, 0); 1730392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, O_NONBLOCK); 1731392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1732392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, sockflags); 1733392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1734392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if notification, process and try again */ 1735392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n > 0 && (msg.msg_flags & MSG_NOTIFICATION)) 1736392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1737392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1738392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1739392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, &snp); 1740392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1741392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1742392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1743392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1744392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1745392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1746392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1747392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1748392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1749392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1750392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1751392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1752392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1753392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1754392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1755392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) &snp); 1756392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1757392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1758392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } while (n > 0 && (msg.msg_flags & MSG_NOTIFICATION)); 1759392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1760392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Return 1 if there is a message to be read, return 0 otherwise. */ 1761392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n > 0) 1762392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 1; 1763392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1764392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1765392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1766392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1767392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_puts(BIO *bp, const char *str) 1768392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1769392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n,ret; 1770392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1771392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n=strlen(str); 1772392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret=dgram_sctp_write(bp,str,n); 1773392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1774392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1775392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1776392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1777e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugustatic int BIO_dgram_should_retry(int i) 1778656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1779656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int err; 1780656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1781656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((i == 0) || (i == -1)) 1782656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1783656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project err=get_last_socket_error(); 1784656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1785ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom#if defined(OPENSSL_SYS_WINDOWS) 1786ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom /* If the socket return value (i) is -1 1787ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * and err is unexpectedly 0 at this point, 1788ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * the error code was overwritten by 1789ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * another system call before this error 1790ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * handling is called. 1791ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom */ 1792656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1793656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1794656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(BIO_dgram_non_fatal_error(err)); 1795656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1796656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(0); 1797656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1798656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1799656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint BIO_dgram_non_fatal_error(int err) 1800656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1801656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (err) 1802656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1803656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(OPENSSL_SYS_WINDOWS) 1804656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if defined(WSAEWOULDBLOCK) 1805656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case WSAEWOULDBLOCK: 1806656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1807656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1808656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if 0 /* This appears to always be an error */ 1809656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if defined(WSAENOTCONN) 1810656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case WSAENOTCONN: 1811656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1812656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1813656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1814656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1815656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EWOULDBLOCK 1816656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# ifdef WSAEWOULDBLOCK 1817656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if WSAEWOULDBLOCK != EWOULDBLOCK 1818656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EWOULDBLOCK: 1819656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1820656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# else 1821656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EWOULDBLOCK: 1822656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1823656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1824656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1825656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EINTR 1826656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EINTR: 1827656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1828656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1829656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EAGAIN 1830656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if EWOULDBLOCK != EAGAIN 1831656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EAGAIN: 1832656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1833656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1834656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1835656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EPROTO 1836656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EPROTO: 1837656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1838656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1839656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EINPROGRESS 1840656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EINPROGRESS: 1841656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1842656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1843656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EALREADY 1844656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EALREADY: 1845656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1846656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1847656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 1848656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* break; */ 1849656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 1850656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 1851656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1852656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(0); 1853656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 185498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 185598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void get_current_time(struct timeval *t) 185698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 185798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WIN32 185898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct _timeb tb; 185998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom _ftime(&tb); 186098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_sec = (long)tb.time; 186198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_usec = (long)tb.millitm * 1000; 186298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#elif defined(OPENSSL_SYS_VMS) 186398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeb tb; 186498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ftime(&tb); 186598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_sec = (long)tb.time; 186698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_usec = (long)tb.millitm * 1000; 186798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 186898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom gettimeofday(t, NULL); 186998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 187098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 1871ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom 1872ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom#endif 1873