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 8098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_LINUX 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define IP_MTU 14 /* linux is lame */ 8298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef WATT32 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_write SockWrite /* Watt-32 uses same names */ 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_read SockRead 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define sock_puts SockPuts 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_write(BIO *h, const char *buf, int num); 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_read(BIO *h, char *buf, int size); 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_puts(BIO *h, const char *str); 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long dgram_ctrl(BIO *h, int cmd, long arg1, void *arg2); 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_new(BIO *h); 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_free(BIO *data); 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_clear(BIO *bio); 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 98392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 99392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_write(BIO *h, const char *buf, int num); 100392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_read(BIO *h, char *buf, int size); 101392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_puts(BIO *h, const char *str); 102392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic long dgram_sctp_ctrl(BIO *h, int cmd, long arg1, void *arg2); 103392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_new(BIO *h); 104392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_free(BIO *data); 105392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 106392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic void dgram_sctp_handle_auth_free_key_event(BIO *b, union sctp_notification *snp); 107392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 108392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 109392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 110e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugustatic int BIO_dgram_should_retry(int s); 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 11298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void get_current_time(struct timeval *t); 11398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic BIO_METHOD methods_dgramp= 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_TYPE_DGRAM, 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "datagram socket", 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_write, 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_read, 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_puts, 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NULL, /* dgram_gets, */ 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_ctrl, 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_new, 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_free, 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NULL, 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 128392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 129392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic BIO_METHOD methods_dgramp_sctp= 130392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 131392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_TYPE_DGRAM_SCTP, 132392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom "datagram sctp socket", 133392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_write, 134392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_read, 135392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_puts, 136392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom NULL, /* dgram_gets, */ 137392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_ctrl, 138392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_new, 139392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_free, 140392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom NULL, 141392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom }; 142392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 143392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct bio_dgram_data_st 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 146221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 147221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 148221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in sa_in; 149221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 150221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 sa_in6; 151221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 152221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } peer; 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int connected; 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int _errno; 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int mtu; 15698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval next_timeout; 15798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval socket_timeout; 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } bio_dgram_data; 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 160392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 161392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromtypedef struct bio_dgram_sctp_save_message_st 162392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 163392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO *bio; 164392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char *data; 165392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int length; 166392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } bio_dgram_sctp_save_message; 167392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 168392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromtypedef struct bio_dgram_sctp_data_st 169392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 170392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union { 171392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr sa; 172392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr_in sa_in; 173392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if OPENSSL_USE_IPV6 174392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sockaddr_in6 sa_in6; 175392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 176392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } peer; 177392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int connected; 178392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int _errno; 179392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int mtu; 180392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo sndinfo; 181392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_rcvinfo rcvinfo; 182392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_prinfo prinfo; 183392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void (*handle_notifications)(BIO *bio, void *context, void *buf); 184392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void* notification_context; 185392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int in_handshake; 186392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ccs_rcvd; 187392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ccs_sent; 188392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int save_shutdown; 189392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int peer_auth_tested; 190392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_save_message saved_message; 191392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } bio_dgram_sctp_data; 192392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 193392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectBIO_METHOD *BIO_s_datagram(void) 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(&methods_dgramp); 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectBIO *BIO_new_dgram(int fd, int close_flag) 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO *ret; 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_new(BIO_s_datagram()); 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret == NULL) return(NULL); 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_fd(ret,fd,close_flag); 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_new(BIO *bi) 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = NULL; 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->init=0; 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->num=0; 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = OPENSSL_malloc(sizeof(bio_dgram_data)); 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (data == NULL) 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project memset(data, 0x00, sizeof(bio_dgram_data)); 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->ptr = data; 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->flags=0; 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_free(BIO *a) 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data; 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a == NULL) return(0); 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( ! dgram_clear(a)) 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = (bio_dgram_data *)a->ptr; 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(data != NULL) OPENSSL_free(data); 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_clear(BIO *a) 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a == NULL) return(0); 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a->shutdown) 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a->init) 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project SHUTDOWN2(a->num); 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->init=0; 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->flags=0; 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 25398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 25498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void dgram_adjust_rcv_timeout(BIO *b) 25598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 25698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(SO_RCVTIMEO) 25798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom bio_dgram_data *data = (bio_dgram_data *)b->ptr; 25898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom int sz = sizeof(int); 25998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 26098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Is a timer active? */ 26198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) 26298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 26398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeval timenow, timeleft; 26498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 26598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Read current socket timeout */ 26698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 26798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom int timeout; 26898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 26998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (void*)&timeout, &sz) < 0) 27098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("getsockopt"); } 27198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 27298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 27398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_sec = timeout / 1000; 27498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec = (timeout % 1000) * 1000; 27598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 27698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 27798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 27898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &(data->socket_timeout), (void *)&sz) < 0) 27998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("getsockopt"); } 28098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 28198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 28298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Get current time */ 28398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom get_current_time(&timenow); 28498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 28598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Calculate time left until timer expires */ 28698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom memcpy(&timeleft, &(data->next_timeout), sizeof(struct timeval)); 28798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec -= timenow.tv_sec; 28898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec -= timenow.tv_usec; 28998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (timeleft.tv_usec < 0) 29098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 29198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec--; 29298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec += 1000000; 29398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 29498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 29598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (timeleft.tv_sec < 0) 29698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 29798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_sec = 0; 29898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeleft.tv_usec = 1; 29998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 30098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 30198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Adjust socket timeout if next handhake message timer 30298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * will expire earlier. 30398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 30498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((data->socket_timeout.tv_sec == 0 && data->socket_timeout.tv_usec == 0) || 30598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (data->socket_timeout.tv_sec > timeleft.tv_sec) || 30698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (data->socket_timeout.tv_sec == timeleft.tv_sec && 30798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec >= timeleft.tv_usec)) 30898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 30998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 31098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom timeout = timeleft.tv_sec * 1000 + timeleft.tv_usec / 1000; 31198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 31298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (void*)&timeout, sizeof(timeout)) < 0) 31398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 31498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 31598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &timeleft, 31698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sizeof(struct timeval)) < 0) 31798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 31898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 31998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 32098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 32198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 32298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 32398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 32498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void dgram_reset_rcv_timeout(BIO *b) 32598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 32698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(SO_RCVTIMEO) 32798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom bio_dgram_data *data = (bio_dgram_data *)b->ptr; 32898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 32998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* Is a timer active? */ 33098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0) 33198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 33298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WINDOWS 33398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom int timeout = data->socket_timeout.tv_sec * 1000 + 33498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->socket_timeout.tv_usec / 1000; 33598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 33698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom (void*)&timeout, sizeof(timeout)) < 0) 33798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 33898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 33998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &(data->socket_timeout), 34098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sizeof(struct timeval)) < 0) 34198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { perror("setsockopt"); } 34298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 34398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 34498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 34598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 34698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 347656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_read(BIO *b, char *out, int outl) 348656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 349656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret=0; 350656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = (bio_dgram_data *)b->ptr; 351656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 352221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct { 353221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom /* 354221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom * See commentary in b_sock.c. <appro> 355221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom */ 356221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { size_t s; int i; } len; 357221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 358221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 359221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in sa_in; 360221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 361221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 sa_in6; 362221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 363221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } peer; 364221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } sa; 365221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 366221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.s=0; 367221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.i=sizeof(sa.peer); 368656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 369656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (out != NULL) 370656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 371656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project clear_socket_error(); 372221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset(&sa.peer, 0x00, sizeof(sa.peer)); 37398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom dgram_adjust_rcv_timeout(b); 374221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=recvfrom(b->num,out,outl,0,&sa.peer.sa,(void *)&sa.len); 375221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (sizeof(sa.len.i)!=sizeof(sa.len.s) && sa.len.i==0) 376221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 377221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom OPENSSL_assert(sa.len.s<=sizeof(sa.peer)); 378221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sa.len.i = (int)sa.len.s; 379221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 380656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 38198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ( ! data->connected && ret >= 0) 382221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, &sa.peer); 383656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 384656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 38598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (ret < 0) 386656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 387656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (BIO_dgram_should_retry(ret)) 388656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 389656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_read(b); 390656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = get_last_socket_error(); 391656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 392656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 393ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom 394ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom dgram_reset_rcv_timeout(b); 395656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 396656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 397656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 398656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 399656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_write(BIO *b, const char *in, int inl) 400656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 401656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret; 402656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = (bio_dgram_data *)b->ptr; 403656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project clear_socket_error(); 404656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 405221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if ( data->connected ) 406221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=writesocket(b->num,in,inl); 407221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom else 408221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 409221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom int peerlen = sizeof(data->peer); 410221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom 411221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (data->peer.sa.sa_family == AF_INET) 412221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom peerlen = sizeof(data->peer.sa_in); 41381c4de7869b646592127e952cda763abf8305069Brian Carlstrom#if OPENSSL_USE_IPV6 414221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom else if (data->peer.sa.sa_family == AF_INET6) 415221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom peerlen = sizeof(data->peer.sa_in6); 416221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 417656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(NETWARE_CLIB) && defined(NETWARE_BSDSOCK) 418221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sendto(b->num, (char *)in, inl, 0, &data->peer.sa, peerlen); 419656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#else 420221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sendto(b->num, in, inl, 0, &data->peer.sa, peerlen); 421656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 422221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 423656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 424656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 425656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret <= 0) 426656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 42798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if (BIO_dgram_should_retry(ret)) 428656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 429656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_write(b); 430656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = get_last_socket_error(); 431656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 432656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 /* higher layers are responsible for querying MTU, if necessary */ 433656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EMSGSIZE) 434656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* retrieve the new MTU */ 435656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_ctrl(b, BIO_CTRL_DGRAM_QUERY_MTU, 0, NULL); 436656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 437656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 438656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 439656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 440656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 441656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 442656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) 443656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 444656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long ret=1; 445656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int *ip; 446656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project struct sockaddr *to = NULL; 447656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bio_dgram_data *data = NULL; 44898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if defined(IP_MTU_DISCOVER) || defined(IP_MTU) 449656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long sockopt_val = 0; 450656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned int sockopt_len = 0; 45198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 45298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_LINUX 45398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom socklen_t addr_len; 454221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom union { 455221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr sa; 456221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in s4; 457221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 458221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom struct sockaddr_in6 s6; 459221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 460221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } addr; 46198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 462656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 463656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data = (bio_dgram_data *)b->ptr; 464656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 465656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (cmd) 466656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 467656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_RESET: 468656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project num=0; 469656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_FILE_SEEK: 470656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 471656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 472656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_FILE_TELL: 473656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_INFO: 474656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 475656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 476656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_SET_FD: 477656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project dgram_clear(b); 478656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->num= *((int *)ptr); 479656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->shutdown=(int)num; 480656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->init=1; 481656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 482656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_GET_FD: 483656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->init) 484656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 485656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ip=(int *)ptr; 486656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ip != NULL) *ip=b->num; 487656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=b->num; 488656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 489656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 490656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret= -1; 491656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 492656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_GET_CLOSE: 493656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=b->shutdown; 494656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 495656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_SET_CLOSE: 496656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b->shutdown=(int)num; 497656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 498656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_PENDING: 499656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_WPENDING: 500656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 501656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 502656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DUP: 503656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_FLUSH: 504656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=1; 505656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 506656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_CONNECT: 507656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project to = (struct sockaddr *)ptr; 508656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 509656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (connect(b->num, to, sizeof(struct sockaddr)) < 0) 510656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("connect"); ret = 0; } 511656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 512656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 513656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 514221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 515221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 516221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 517221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 518221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 519221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 520221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 521221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 522221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 523221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 524221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 525221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 526221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 527221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 528656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 529656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 530656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 531656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 532656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* (Linux)kernel sets DF bit on outgoing IP packets */ 533656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_MTU_DISCOVER: 53498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_LINUX 535221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom addr_len = (socklen_t)sizeof(addr); 536221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset((void *)&addr, 0, sizeof(addr)); 537221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (getsockname(b->num, &addr.sa, &addr_len) < 0) 53898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 53998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 54098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 54198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 54298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_len = sizeof(sockopt_val); 543221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (addr.sa.sa_family) 54498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 54598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET: 54698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_val = IP_PMTUDISC_DO; 54798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = setsockopt(b->num, IPPROTO_IP, IP_MTU_DISCOVER, 54898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_val, sizeof(sockopt_val))) < 0) 54998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom perror("setsockopt"); 55098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 551221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 && defined(IPV6_MTU_DISCOVER) 55298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET6: 55398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_val = IPV6_PMTUDISC_DO; 55498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = setsockopt(b->num, IPPROTO_IPV6, IPV6_MTU_DISCOVER, 55598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_val, sizeof(sockopt_val))) < 0) 55698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom perror("setsockopt"); 55798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 558221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 55998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom default: 56098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = -1; 56198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 56298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 56398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = -1; 56498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 565656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 566656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 567656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_QUERY_MTU: 56898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_LINUX 569221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom addr_len = (socklen_t)sizeof(addr); 570221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset((void *)&addr, 0, sizeof(addr)); 571221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (getsockname(b->num, &addr.sa, &addr_len) < 0) 572656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 57398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 57498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 575656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 57698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom sockopt_len = sizeof(sockopt_val); 577221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (addr.sa.sa_family) 57898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 57998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET: 58098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = getsockopt(b->num, IPPROTO_IP, IP_MTU, (void *)&sockopt_val, 58198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_len)) < 0 || sockopt_val < 0) 58298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 58398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 58498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 58598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 58698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 58798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* we assume that the transport protocol is UDP and no 58898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * IP options are used. 58998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 59098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->mtu = sockopt_val - 8 - 20; 59198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = data->mtu; 59298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 59398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 594221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 && defined(IPV6_MTU) 59598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case AF_INET6: 59698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom if ((ret = getsockopt(b->num, IPPROTO_IPV6, IPV6_MTU, (void *)&sockopt_val, 59798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom &sockopt_len)) < 0 || sockopt_val < 0) 59898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 59998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 60098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 60198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom else 60298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 60398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom /* we assume that the transport protocol is UDP and no 60498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom * IPV6 options are used. 60598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom */ 60698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom data->mtu = sockopt_val - 8 - 40; 60798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = data->mtu; 60898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 60998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 610221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 61198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom default: 61298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 61398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 61498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 61598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 61698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ret = 0; 61798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 618656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 61921c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case BIO_CTRL_DGRAM_GET_FALLBACK_MTU: 62021c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom switch (data->peer.sa.sa_family) 62121c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom { 62221c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case AF_INET: 62321c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 62421c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 62521c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#if OPENSSL_USE_IPV6 62621c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom case AF_INET6: 62721c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#ifdef IN6_IS_ADDR_V4MAPPED 62821c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom if (IN6_IS_ADDR_V4MAPPED(&data->peer.sa_in6.sin6_addr)) 62921c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 63021c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom else 63121c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#endif 63221c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 1280 - 40 - 8; 63321c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 63421c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom#endif 63521c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom default: 63621c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom ret = 576 - 20 - 8; 63721c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 63821c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom } 63921c841450af61d0a9119cdc863e93d019127bfe1Brian Carlstrom break; 640656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_MTU: 641656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return data->mtu; 642656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 643656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_MTU: 644656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->mtu = num; 645656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = num; 646656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 647656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_CONNECTED: 648656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project to = (struct sockaddr *)ptr; 649656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 650656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( to != NULL) 651656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 652656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->connected = 1; 653221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 654221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 655221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 656221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 657221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 658221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 659221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 660221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 661221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 662221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 663221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 664221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 665221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 666221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 667656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 668656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 669656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 670656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->connected = 0; 671221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memset(&(data->peer), 0x00, sizeof(data->peer)); 672221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 673221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 674221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case BIO_CTRL_DGRAM_GET_PEER: 675221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (data->peer.sa.sa_family) 676221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 677221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 678221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa_in); 679221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 680221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 681221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 682221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa_in6); 683221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 684221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 685221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 686221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ret=sizeof(data->peer.sa); 687221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 688221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom } 689221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (num==0 || num>ret) 690221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom num=ret; 691221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(ptr,&data->peer,(ret=num)); 692221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 693221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case BIO_CTRL_DGRAM_SET_PEER: 694221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom to = (struct sockaddr *) ptr; 695221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom switch (to->sa_family) 696221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom { 697221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET: 698221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in)); 699221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 700221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#if OPENSSL_USE_IPV6 701221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom case AF_INET6: 702221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa_in6)); 703221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 704221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom#endif 705221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom default: 706221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&data->peer,to,sizeof(data->peer.sa)); 707221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom break; 708656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 709656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 71098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom case BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT: 711221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(&(data->next_timeout), ptr, sizeof(struct timeval)); 71298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom break; 713e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#if defined(SO_RCVTIMEO) 714656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_RECV_TIMEOUT: 715e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 716e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 717e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 718e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; 719e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 720e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, sizeof(timeout)) < 0) 721e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("setsockopt"); ret = -1; } 722e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 723e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 724656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, ptr, 725656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project sizeof(struct timeval)) < 0) 726656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("setsockopt"); ret = -1; } 727e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 728656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 729656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_RECV_TIMEOUT: 730e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 731e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 732e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout, sz = sizeof(timeout); 733e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 734e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 735e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, &sz) < 0) 736e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("getsockopt"); ret = -1; } 737e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu else 738e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 739e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_sec = timeout / 1000; 740e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_usec = (timeout % 1000) * 1000; 741e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu ret = sizeof(*tv); 742e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 743e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 744e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 745656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( getsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, 746656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ptr, (void *)&ret) < 0) 747656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("getsockopt"); ret = -1; } 748e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 749656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 750e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 751e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#if defined(SO_SNDTIMEO) 752656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_SET_SEND_TIMEOUT: 753e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 754e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 755e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 756e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout = tv->tv_sec * 1000 + tv->tv_usec/1000; 757e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 758e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, sizeof(timeout)) < 0) 759e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("setsockopt"); ret = -1; } 760e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 761e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 762656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( setsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, ptr, 763656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project sizeof(struct timeval)) < 0) 764656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("setsockopt"); ret = -1; } 765e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 766656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 767656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_SEND_TIMEOUT: 768e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 769e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 770e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu int timeout, sz = sizeof(timeout); 771e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu struct timeval *tv = (struct timeval *)ptr; 772e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if (getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 773e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu (void*)&timeout, &sz) < 0) 774e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { perror("getsockopt"); ret = -1; } 775e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu else 776e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu { 777e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_sec = timeout / 1000; 778e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu tv->tv_usec = (timeout % 1000) * 1000; 779e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu ret = sizeof(*tv); 780e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 781e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu } 782e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 783656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( getsockopt(b->num, SOL_SOCKET, SO_SNDTIMEO, 784656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ptr, (void *)&ret) < 0) 785656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { perror("getsockopt"); ret = -1; } 786e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 787656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 788e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 789656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP: 790656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* fall-through */ 791656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP: 792e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#ifdef OPENSSL_SYS_WINDOWS 793e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu if ( data->_errno == WSAETIMEDOUT) 794e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#else 795656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EAGAIN) 796e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu#endif 797656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 798656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 1; 799656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = 0; 800656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 801656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 802656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 0; 803656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 804656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EMSGSIZE 805656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DGRAM_MTU_EXCEEDED: 806656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ( data->_errno == EMSGSIZE) 807656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 808656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 1; 809656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project data->_errno = 0; 810656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 811656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 812656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret = 0; 813656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 814656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 815656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 816656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0; 817656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 818656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 819656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 820656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 821656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 822656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int dgram_puts(BIO *bp, const char *str) 823656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 824656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int n,ret; 825656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 826656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n=strlen(str); 827656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=dgram_write(bp,str,n); 828656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 829656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 830656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 831392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef OPENSSL_NO_SCTP 832392aa7cc7d2b122614c5393c3e357da07fd07af3Brian CarlstromBIO_METHOD *BIO_s_datagram_sctp(void) 833392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 834392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(&methods_dgramp_sctp); 835392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 836392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 837392aa7cc7d2b122614c5393c3e357da07fd07af3Brian CarlstromBIO *BIO_new_dgram_sctp(int fd, int close_flag) 838392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 839392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO *bio; 840392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret, optval = 20000; 841392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int auth_data = 0, auth_forward = 0; 842392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned char *p; 843392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunk auth; 844392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunks *authchunks; 845392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t sockopt_len; 846392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 847392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 848392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 849392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 850392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 851392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 852392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 853392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 854392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio=BIO_new(BIO_s_datagram_sctp()); 855392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (bio == NULL) return(NULL); 856392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_fd(bio,fd,close_flag); 857392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 858392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Activate SCTP-AUTH for DATA and FORWARD-TSN chunks */ 859392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom auth.sauth_chunk = OPENSSL_SCTP_DATA_CHUNK_TYPE; 860392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_AUTH_CHUNK, &auth, sizeof(struct sctp_authchunk)); 861392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 862392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom auth.sauth_chunk = OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE; 863392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_AUTH_CHUNK, &auth, sizeof(struct sctp_authchunk)); 864392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 865392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 866392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if activation was successful. When using accept(), 867392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * SCTP-AUTH has to be activated for the listening socket 868392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * already, otherwise the connected socket won't use it. */ 869392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = (socklen_t)(sizeof(sctp_assoc_t) + 256 * sizeof(uint8_t)); 870392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authchunks = OPENSSL_malloc(sockopt_len); 871392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authchunks, 0, sizeof(sockopt_len)); 872392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(fd, IPPROTO_SCTP, SCTP_LOCAL_AUTH_CHUNKS, authchunks, &sockopt_len); 873392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 874392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 875392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom for (p = (unsigned char*) authchunks + sizeof(sctp_assoc_t); 876392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p < (unsigned char*) authchunks + sockopt_len; 877392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p += sizeof(uint8_t)) 878392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 879392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_DATA_CHUNK_TYPE) auth_data = 1; 880392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE) auth_forward = 1; 881392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 882392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 883392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(authchunks); 884392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 885392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(auth_data); 886392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(auth_forward); 887392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 888392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 889392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 890392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 891392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 892392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_AUTHENTICATION_EVENT; 893392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 1; 894392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 895392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 896392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 897392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = (socklen_t) sizeof(struct sctp_event_subscribe); 898392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(fd, IPPROTO_SCTP, SCTP_EVENTS, &event, &sockopt_len); 899392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 900392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 901392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_authentication_event = 1; 902392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 903392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 904392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 905392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 906392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 907392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 908392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Disable partial delivery by setting the min size 909392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * larger than the max record size of 2^14 + 2048 + 13 910392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 911392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(fd, IPPROTO_SCTP, SCTP_PARTIAL_DELIVERY_POINT, &optval, sizeof(optval)); 912392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 913392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 914392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(bio); 915392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 916392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 917392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_is_sctp(BIO *bio) 918392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 919392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return (BIO_method_type(bio) == BIO_TYPE_DGRAM_SCTP); 920392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 921392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 922392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_new(BIO *bi) 923392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 924392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = NULL; 925392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 926392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->init=0; 927392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->num=0; 928392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = OPENSSL_malloc(sizeof(bio_dgram_sctp_data)); 929392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data == NULL) 930392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 931392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(data, 0x00, sizeof(bio_dgram_sctp_data)); 932392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_PR_SCTP_NONE 933392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->prinfo.pr_policy = SCTP_PR_SCTP_NONE; 934392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 935392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->ptr = data; 936392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 937392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bi->flags=0; 938392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(1); 939392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 940392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 941392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_free(BIO *a) 942392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 943392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data; 944392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 945392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (a == NULL) return(0); 946392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ( ! dgram_clear(a)) 947392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 948392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 949392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = (bio_dgram_sctp_data *)a->ptr; 950392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if(data != NULL) OPENSSL_free(data); 951392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 952392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(1); 953392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 954392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 955392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 956392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromvoid dgram_sctp_handle_auth_free_key_event(BIO *b, union sctp_notification *snp) 957392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 958392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int sockopt_len = 0; 959392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret; 960392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkey_event* authkeyevent = &snp->sn_auth_event; 961392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 962392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (authkeyevent->auth_indication == SCTP_AUTH_FREE_KEY) 963392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 964392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkeyid authkeyid; 965392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 966392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* delete key */ 967392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyevent->auth_keynumber; 968392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 969392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DELETE_KEY, 970392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sockopt_len); 971392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 972392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 973392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 974392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 975392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_read(BIO *b, char *out, int outl) 976392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 977392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret = 0, n = 0, i, optval; 978392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t optlen; 979392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 980392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification *snp; 981392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 982392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 983392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct cmsghdr *cmsg; 984392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[512]; 985392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 986392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (out != NULL) 987392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 988392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom clear_socket_error(); 989392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 990392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom do 991392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 992392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&data->rcvinfo, 0x00, sizeof(struct bio_dgram_sctp_rcvinfo)); 993392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = out; 994392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = outl; 995392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 996392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 997392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 998392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 999392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = cmsgbuf; 1000392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 512; 1001392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1002392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1003392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1004392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (msg.msg_controllen > 0) 1005392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1006392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg)) 1007392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1008392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_level != IPPROTO_SCTP) 1009392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom continue; 1010392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_RCVINFO 1011392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_type == SCTP_RCVINFO) 1012392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1013392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_rcvinfo *rcvinfo; 1014392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1015392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom rcvinfo = (struct sctp_rcvinfo *)CMSG_DATA(cmsg); 1016392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_sid = rcvinfo->rcv_sid; 1017392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ssn = rcvinfo->rcv_ssn; 1018392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_flags = rcvinfo->rcv_flags; 1019392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ppid = rcvinfo->rcv_ppid; 1020392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_tsn = rcvinfo->rcv_tsn; 1021392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_cumtsn = rcvinfo->rcv_cumtsn; 1022392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_context = rcvinfo->rcv_context; 1023392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1024392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1025392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_SNDRCV 1026392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmsg->cmsg_type == SCTP_SNDRCV) 1027392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1028392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndrcvinfo *sndrcvinfo; 1029392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1030392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo = (struct sctp_sndrcvinfo *)CMSG_DATA(cmsg); 1031392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_sid = sndrcvinfo->sinfo_stream; 1032392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ssn = sndrcvinfo->sinfo_ssn; 1033392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_flags = sndrcvinfo->sinfo_flags; 1034392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_ppid = sndrcvinfo->sinfo_ppid; 1035392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_tsn = sndrcvinfo->sinfo_tsn; 1036392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_cumtsn = sndrcvinfo->sinfo_cumtsn; 1037392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->rcvinfo.rcv_context = sndrcvinfo->sinfo_context; 1038392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1039392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1040392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1041392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1042392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1043392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1044392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1045392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n < 0) 1046392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = n; 1047392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1048392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1049392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1050392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (msg.msg_flags & MSG_NOTIFICATION) 1051392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1052392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom snp = (union sctp_notification*) out; 1053392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp->sn_header.sn_type == SCTP_SENDER_DRY_EVENT) 1054392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1055392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1056392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 1057392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1058392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 1059392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t eventsize; 1060392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1061392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If a message has been delayed until the socket 1062392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * is dry, it can be sent now. 1063392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1064392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->saved_message.length > 0) 1065392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1066392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_write(data->saved_message.bio, data->saved_message.data, 1067392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length); 1068392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(data->saved_message.data); 1069392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length = 0; 1070392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1071392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1072392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* disable sender dry event */ 1073392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1074392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1075392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1076392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1077392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 0; 1078392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1079392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1080392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1081392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = sizeof(struct sctp_event_subscribe); 1082392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1083392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1084392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1085392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 0; 1086392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1087392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom i = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1088392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(i >= 0); 1089392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1090392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1091392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1092392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1093392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp->sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1094392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, snp); 1095392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1096392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1097392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1098392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) out); 1099392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1100392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(out, 0, outl); 1101392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1102392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1103392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret += n; 1104392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1105392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom while ((msg.msg_flags & MSG_NOTIFICATION) && (msg.msg_flags & MSG_EOR) && (ret < outl)); 1106392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1107392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret > 0 && !(msg.msg_flags & MSG_EOR)) 1108392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1109392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Partial message read, this should never happen! */ 1110392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1111392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* The buffer was too small, this means the peer sent 1112392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * a message that was larger than allowed. */ 1113392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret == outl) 1114392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1115392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1116392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if socket buffer can handle max record 1117392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * size (2^14 + 2048 + 13) 1118392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1119392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t) sizeof(int); 1120392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, SOL_SOCKET, SO_RCVBUF, &optval, &optlen); 1121392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 1122392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(optval >= 18445); 1123392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1124392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if SCTP doesn't partially deliver below 1125392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * max record size (2^14 + 2048 + 13) 1126392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1127392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t) sizeof(int); 1128392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_PARTIAL_DELIVERY_POINT, 1129392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &optval, &optlen); 1130392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ret >= 0); 1131392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(optval >= 18445); 1132392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1133392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Partially delivered notification??? Probably a bug.... */ 1134392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(!(msg.msg_flags & MSG_NOTIFICATION)); 1135392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1136392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Everything seems ok till now, so it's most likely 1137392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * a message dropped by PR-SCTP. 1138392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1139392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(out, 0, outl); 1140392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_read(b); 1141392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1142392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1143392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1144392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_clear_retry_flags(b); 1145392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1146392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1147392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (BIO_dgram_should_retry(ret)) 1148392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1149392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_read(b); 1150392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->_errno = get_last_socket_error(); 1151392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1152392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1153392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1154392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Test if peer uses SCTP-AUTH before continuing */ 1155392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (!data->peer_auth_tested) 1156392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1157392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ii, auth_data = 0, auth_forward = 0; 1158392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned char *p; 1159392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authchunks *authchunks; 1160392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1161392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom optlen = (socklen_t)(sizeof(sctp_assoc_t) + 256 * sizeof(uint8_t)); 1162392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authchunks = OPENSSL_malloc(optlen); 1163392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authchunks, 0, sizeof(optlen)); 1164392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ii = getsockopt(b->num, IPPROTO_SCTP, SCTP_PEER_AUTH_CHUNKS, authchunks, &optlen); 1165392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_assert(ii >= 0); 1166392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1167392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom for (p = (unsigned char*) authchunks + sizeof(sctp_assoc_t); 1168392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p < (unsigned char*) authchunks + optlen; 1169392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom p += sizeof(uint8_t)) 1170392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1171392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_DATA_CHUNK_TYPE) auth_data = 1; 1172392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (*p == OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE) auth_forward = 1; 1173392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1174392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1175392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom OPENSSL_free(authchunks); 1176392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1177392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (!auth_data || !auth_forward) 1178392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1179392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIOerr(BIO_F_DGRAM_SCTP_READ,BIO_R_CONNECT_ERROR); 1180392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1181392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1182392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1183392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->peer_auth_tested = 1; 1184392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1185392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1186392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1187392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1188392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1189392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_write(BIO *b, const char *in, int inl) 1190392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1191392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int ret; 1192392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1193392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo *sinfo = &(data->sndinfo); 1194392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_prinfo *pinfo = &(data->prinfo); 1195392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct bio_dgram_sctp_sndinfo handshake_sinfo; 1196392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov[1]; 1197392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1198392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct cmsghdr *cmsg; 1199392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if defined(SCTP_SNDINFO) && defined(SCTP_PRINFO) 1200392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndinfo)) + CMSG_SPACE(sizeof(struct sctp_prinfo))]; 1201392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndinfo *sndinfo; 1202392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_prinfo *prinfo; 1203392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1204392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom char cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndrcvinfo))]; 1205392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_sndrcvinfo *sndrcvinfo; 1206392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1207392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1208392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom clear_socket_error(); 1209392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1210392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If we're send anything else than application data, 1211392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * disable all user parameters and flags. 1212392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1213392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (in[0] != 23) { 1214392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&handshake_sinfo, 0x00, sizeof(struct bio_dgram_sctp_sndinfo)); 1215392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_SACK_IMMEDIATELY 1216392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom handshake_sinfo.snd_flags = SCTP_SACK_IMMEDIATELY; 1217392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1218392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sinfo = &handshake_sinfo; 1219392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1220392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1221392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* If we have to send a shutdown alert message and the 1222392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * socket is not dry yet, we have to save it and send it 1223392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * as soon as the socket gets dry. 1224392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1225392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->save_shutdown && !BIO_dgram_sctp_wait_for_dry(b)) 1226392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1227392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.bio = b; 1228392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.length = inl; 1229392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->saved_message.data = OPENSSL_malloc(inl); 1230392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(data->saved_message.data, in, inl); 1231392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return inl; 1232392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1233392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1234392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov[0].iov_base = (char *)in; 1235392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov[0].iov_len = inl; 1236392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1237392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1238392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = iov; 1239392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1240392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = (caddr_t)cmsgbuf; 1241392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1242392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1243392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#if defined(SCTP_SNDINFO) && defined(SCTP_PRINFO) 1244392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)cmsgbuf; 1245392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1246392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_SNDINFO; 1247392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_sndinfo)); 1248392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo = (struct sctp_sndinfo *)CMSG_DATA(cmsg); 1249392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(sndinfo, 0, sizeof(struct sctp_sndinfo)); 1250392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_sid = sinfo->snd_sid; 1251392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_flags = sinfo->snd_flags; 1252392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_ppid = sinfo->snd_ppid; 1253392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndinfo->snd_context = sinfo->snd_context; 1254392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_sndinfo)); 1255392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1256392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)&cmsgbuf[CMSG_SPACE(sizeof(struct sctp_sndinfo))]; 1257392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1258392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_PRINFO; 1259392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_prinfo)); 1260392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo = (struct sctp_prinfo *)CMSG_DATA(cmsg); 1261392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(prinfo, 0, sizeof(struct sctp_prinfo)); 1262392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo->pr_policy = pinfo->pr_policy; 1263392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom prinfo->pr_value = pinfo->pr_value; 1264392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_prinfo)); 1265392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1266392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg = (struct cmsghdr *)cmsgbuf; 1267392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_level = IPPROTO_SCTP; 1268392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_type = SCTP_SNDRCV; 1269392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_sndrcvinfo)); 1270392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo = (struct sctp_sndrcvinfo *)CMSG_DATA(cmsg); 1271392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo)); 1272392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_stream = sinfo->snd_sid; 1273392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_flags = sinfo->snd_flags; 1274392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef __FreeBSD__ 1275392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_flags |= pinfo->pr_policy; 1276392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1277392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_ppid = sinfo->snd_ppid; 1278392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_context = sinfo->snd_context; 1279392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sndrcvinfo->sinfo_timetolive = pinfo->pr_value; 1280392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen += CMSG_SPACE(sizeof(struct sctp_sndrcvinfo)); 1281392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1282392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1283392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = sendmsg(b->num, &msg, 0); 1284392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1285392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_clear_retry_flags(b); 1286392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret <= 0) 1287392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1288392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (BIO_dgram_should_retry(ret)) 1289392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1290392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom BIO_set_retry_write(b); 1291392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->_errno = get_last_socket_error(); 1292392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1293392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1294392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1295392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1296392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1297392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic long dgram_sctp_ctrl(BIO *b, int cmd, long num, void *ptr) 1298392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1299392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom long ret=1; 1300392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = NULL; 1301392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom unsigned int sockopt_len = 0; 1302392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkeyid authkeyid; 1303392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_authkey *authkey; 1304392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1305392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data = (bio_dgram_sctp_data *)b->ptr; 1306392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1307392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom switch (cmd) 1308392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1309392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_QUERY_MTU: 1310392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set to maximum (2^14) 1311392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and ignore user input to enable transport 1312392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * protocol fragmentation. 1313392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 2^14. 1314392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1315392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->mtu = 16384; 1316392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = data->mtu; 1317392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1318392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_MTU: 1319392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set to maximum (2^14) 1320392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and ignore input to enable transport 1321392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * protocol fragmentation. 1322392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 2^14. 1323392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1324392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->mtu = 16384; 1325392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = data->mtu; 1326392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1327392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_CONNECTED: 1328392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_CONNECT: 1329392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns always -1. */ 1330392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = -1; 1331392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1332392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT: 1333392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* SCTP doesn't need the DTLS timer 1334392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns always 1. 1335392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1336392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1337392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE: 1338392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > 0) 1339392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->in_handshake = 1; 1340392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1341392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->in_handshake = 0; 1342392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1343392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_NODELAY, &data->in_handshake, sizeof(int)); 1344392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1345392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY: 1346392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* New shared key for SCTP AUTH. 1347392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * Returns 0 on success, -1 otherwise. 1348392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1349392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1350392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1351392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1352392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1353392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1354392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1355392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Add new key */ 1356392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkey) + 64 * sizeof(uint8_t); 1357392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey = OPENSSL_malloc(sockopt_len); 1358392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(authkey, 0x00, sockopt_len); 1359392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey->sca_keynumber = authkeyid.scact_keynumber + 1; 1360392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef __FreeBSD__ 1361392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* This field is missing in FreeBSD 8.2 and earlier, 1362392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * and FreeBSD 8.3 and higher work without it. 1363392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1364392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkey->sca_keylength = 64; 1365392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1366392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&authkey->sca_key[0], ptr, 64 * sizeof(uint8_t)); 1367392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1368392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_KEY, authkey, sockopt_len); 1369392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1370392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1371392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Reset active key */ 1372392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, 1373392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1374392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1375392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1376392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1377392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY: 1378392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns 0 on success, -1 otherwise. */ 1379392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1380392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1381392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1382392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1383392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1384392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1385392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Set active key */ 1386392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber + 1; 1387392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, 1388392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1389392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1390392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1391392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* CCS has been sent, so remember that and fall through 1392392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * to check if we need to deactivate an old key 1393392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1394392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_sent = 1; 1395392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1396392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD: 1397392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns 0 on success, -1 otherwise. */ 1398392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1399392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Has this command really been called or is this just a fall-through? */ 1400392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (cmd == BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD) 1401392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_rcvd = 1; 1402392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1403392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* CSS has been both, received and sent, so deactivate an old key */ 1404392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->ccs_rcvd == 1 && data->ccs_sent == 1) 1405392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1406392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Get active key */ 1407392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1408392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_ACTIVE_KEY, &authkeyid, &sockopt_len); 1409392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1410392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1411392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Deactivate key or delete second last key if 1412392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * SCTP_AUTHENTICATION_EVENT is not available. 1413392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1414392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber - 1; 1415392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTH_DEACTIVATE_KEY 1416392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockopt_len = sizeof(struct sctp_authkeyid); 1417392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DEACTIVATE_KEY, 1418392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sockopt_len); 1419392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1420392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1421392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifndef SCTP_AUTHENTICATION_EVENT 1422392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (authkeyid.scact_keynumber > 0) 1423392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1424392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom authkeyid.scact_keynumber = authkeyid.scact_keynumber - 1; 1425392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_AUTH_DELETE_KEY, 1426392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom &authkeyid, sizeof(struct sctp_authkeyid)); 1427392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) break; 1428392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1429392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1430392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1431392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_rcvd = 0; 1432392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->ccs_sent = 0; 1433392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1434392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1435392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_SNDINFO: 1436392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1437392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_sndinfo)) 1438392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_sndinfo); 1439392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1440392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &(data->sndinfo), num); 1441392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1442392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1443392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_SNDINFO: 1444392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1445392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_sndinfo)) 1446392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_sndinfo); 1447392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1448392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->sndinfo), ptr, num); 1449392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1450392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_RCVINFO: 1451392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1452392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_rcvinfo)) 1453392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_rcvinfo); 1454392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1455392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &data->rcvinfo, num); 1456392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1457392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1458392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1459392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_RCVINFO: 1460392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1461392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_rcvinfo)) 1462392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_rcvinfo); 1463392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1464392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->rcvinfo), ptr, num); 1465392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1466392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_GET_PRINFO: 1467392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1468392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_prinfo)) 1469392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_prinfo); 1470392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1471392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(ptr, &(data->prinfo), num); 1472392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = num; 1473392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1474392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SET_PRINFO: 1475392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns the size of the copied struct. */ 1476392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > (long) sizeof(struct bio_dgram_sctp_prinfo)) 1477392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom num = sizeof(struct bio_dgram_sctp_prinfo); 1478392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1479392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memcpy(&(data->prinfo), ptr, num); 1480392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1481392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom case BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN: 1482392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Returns always 1. */ 1483392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (num > 0) 1484392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->save_shutdown = 1; 1485392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1486392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->save_shutdown = 0; 1487392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1488392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1489392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom default: 1490392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Pass to default ctrl function to 1491392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * process SCTP unspecific commands 1492392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 1493392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret=dgram_ctrl(b, cmd, num, ptr); 1494392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom break; 1495392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1496392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1497392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1498392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1499392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_notification_cb(BIO *b, 1500392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void (*handle_notifications)(BIO *bio, void *context, void *buf), 1501392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom void *context) 1502392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1503392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *) b->ptr; 1504392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1505392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (handle_notifications != NULL) 1506392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1507392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications = handle_notifications; 1508392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->notification_context = context; 1509392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1510392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1511392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1512392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1513392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1514392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1515392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1516392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_wait_for_dry(BIO *b) 1517392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom{ 1518392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int is_dry = 0; 1519392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n, sockflags, ret; 1520392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification snp; 1521392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1522392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 1523392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1524392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event event; 1525392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1526392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct sctp_event_subscribe event; 1527392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom socklen_t eventsize; 1528392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1529392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1530392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1531392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* set sender dry event */ 1532392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1533392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1534392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1535392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1536392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 1; 1537392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1538392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1539392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = sizeof(struct sctp_event_subscribe); 1540392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1541392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1542392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1543392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1544392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 1; 1545392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1546392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1547392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1548392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1549392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1550392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1551392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* peek for notification */ 1552392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1553392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1554392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1555392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1556392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1557392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1558392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1559392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1560392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1561392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1562392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1563392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1564392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1565392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1566392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1567392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1568392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1569392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1570392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1571392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1572392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if we find a notification, process it and try again if necessary */ 1573392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom while (msg.msg_flags & MSG_NOTIFICATION) 1574392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1575392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1576392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1577392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1578392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1579392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1580392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1581392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1582392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1583392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1584392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1585392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1586392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1587392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1588392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1589392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1590392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1591392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1592392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1593392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1594392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1595392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_SENDER_DRY_EVENT) 1596392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1597392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom is_dry = 1; 1598392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1599392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* disable sender dry event */ 1600392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_EVENT 1601392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&event, 0, sizeof(struct sctp_event)); 1602392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_assoc_id = 0; 1603392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_type = SCTP_SENDER_DRY_EVENT; 1604392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.se_on = 0; 1605392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENT, &event, sizeof(struct sctp_event)); 1606392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#else 1607392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom eventsize = (socklen_t) sizeof(struct sctp_event_subscribe); 1608392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = getsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, &eventsize); 1609392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1610392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1611392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1612392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom event.sctp_sender_dry_event = 0; 1613392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1614392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret = setsockopt(b->num, IPPROTO_SCTP, SCTP_EVENTS, &event, sizeof(struct sctp_event_subscribe)); 1615392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1616392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (ret < 0) 1617392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1618392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1619392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1620392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1621392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1622392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, &snp); 1623392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1624392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1625392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1626392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) &snp); 1627392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1628392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* found notification, peek again */ 1629392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1630392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1631392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1632392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1633392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1634392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1635392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1636392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1637392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1638392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1639392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1640392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if we have seen the dry already, don't wait */ 1641392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (is_dry) 1642392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1643392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockflags = fcntl(b->num, F_GETFL, 0); 1644392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, O_NONBLOCK); 1645392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1646392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1647392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1648392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1649392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (is_dry) 1650392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1651392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, sockflags); 1652392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1653392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1654392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n <= 0) 1655392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1656392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if ((n < 0) && (get_last_socket_error() != EAGAIN) && (get_last_socket_error() != EWOULDBLOCK)) 1657392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return -1; 1658392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1659392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1660392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1661392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1662392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1663392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* read anything else */ 1664392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return is_dry; 1665392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom} 1666392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1667392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromint BIO_dgram_sctp_msg_waiting(BIO *b) 1668392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1669392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n, sockflags; 1670392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom union sctp_notification snp; 1671392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct msghdr msg; 1672392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom struct iovec iov; 1673392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom bio_dgram_sctp_data *data = (bio_dgram_sctp_data *)b->ptr; 1674392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1675392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Check if there are any messages waiting to be read */ 1676392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom do 1677392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1678392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1679392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1680392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1681392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1682392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1683392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1684392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1685392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1686392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1687392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1688392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1689392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom sockflags = fcntl(b->num, F_GETFL, 0); 1690392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, O_NONBLOCK); 1691392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, MSG_PEEK); 1692392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom fcntl(b->num, F_SETFL, sockflags); 1693392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1694392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* if notification, process and try again */ 1695392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n > 0 && (msg.msg_flags & MSG_NOTIFICATION)) 1696392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1697392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#ifdef SCTP_AUTHENTICATION_EVENT 1698392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (snp.sn_header.sn_type == SCTP_AUTHENTICATION_EVENT) 1699392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom dgram_sctp_handle_auth_free_key_event(b, &snp); 1700392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1701392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1702392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom memset(&snp, 0x00, sizeof(union sctp_notification)); 1703392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_base = (char *)&snp; 1704392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom iov.iov_len = sizeof(union sctp_notification); 1705392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_name = NULL; 1706392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_namelen = 0; 1707392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iov = &iov; 1708392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_iovlen = 1; 1709392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_control = NULL; 1710392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_controllen = 0; 1711392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom msg.msg_flags = 0; 1712392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n = recvmsg(b->num, &msg, 0); 1713392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1714392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (data->handle_notifications != NULL) 1715392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom data->handle_notifications(b, data->notification_context, (void*) &snp); 1716392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1717392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1718392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } while (n > 0 && (msg.msg_flags & MSG_NOTIFICATION)); 1719392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1720392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom /* Return 1 if there is a message to be read, return 0 otherwise. */ 1721392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom if (n > 0) 1722392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 1; 1723392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom else 1724392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return 0; 1725392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1726392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1727392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstromstatic int dgram_sctp_puts(BIO *bp, const char *str) 1728392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom { 1729392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom int n,ret; 1730392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1731392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom n=strlen(str); 1732392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom ret=dgram_sctp_write(bp,str,n); 1733392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom return(ret); 1734392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom } 1735392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#endif 1736392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 1737e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugustatic int BIO_dgram_should_retry(int i) 1738656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1739656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int err; 1740656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1741656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((i == 0) || (i == -1)) 1742656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1743656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project err=get_last_socket_error(); 1744656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1745ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom#if defined(OPENSSL_SYS_WINDOWS) 1746ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom /* If the socket return value (i) is -1 1747ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * and err is unexpectedly 0 at this point, 1748ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * the error code was overwritten by 1749ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * another system call before this error 1750ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom * handling is called. 1751ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom */ 1752656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1753656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1754656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(BIO_dgram_non_fatal_error(err)); 1755656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1756656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(0); 1757656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1758656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1759656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint BIO_dgram_non_fatal_error(int err) 1760656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1761656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (err) 1762656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 1763656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(OPENSSL_SYS_WINDOWS) 1764656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if defined(WSAEWOULDBLOCK) 1765656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case WSAEWOULDBLOCK: 1766656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1767656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1768656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if 0 /* This appears to always be an error */ 1769656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if defined(WSAENOTCONN) 1770656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case WSAENOTCONN: 1771656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1772656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1773656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1774656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1775656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EWOULDBLOCK 1776656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# ifdef WSAEWOULDBLOCK 1777656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# if WSAEWOULDBLOCK != EWOULDBLOCK 1778656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EWOULDBLOCK: 1779656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1780656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# else 1781656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EWOULDBLOCK: 1782656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1783656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1784656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1785656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EINTR 1786656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EINTR: 1787656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1788656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1789656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EAGAIN 1790656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if EWOULDBLOCK != EAGAIN 1791656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EAGAIN: 1792656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# endif 1793656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1794656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1795656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EPROTO 1796656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EPROTO: 1797656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1798656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1799656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EINPROGRESS 1800656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EINPROGRESS: 1801656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1802656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1803656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef EALREADY 1804656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case EALREADY: 1805656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 1806656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 1807656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 1808656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* break; */ 1809656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 1810656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 1811656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 1812656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(0); 1813656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 181498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom 181598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromstatic void get_current_time(struct timeval *t) 181698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom { 181798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#ifdef OPENSSL_SYS_WIN32 181898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct _timeb tb; 181998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom _ftime(&tb); 182098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_sec = (long)tb.time; 182198d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_usec = (long)tb.millitm * 1000; 182298d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#elif defined(OPENSSL_SYS_VMS) 182398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom struct timeb tb; 182498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom ftime(&tb); 182598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_sec = (long)tb.time; 182698d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom t->tv_usec = (long)tb.millitm * 1000; 182798d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#else 182898d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom gettimeofday(t, NULL); 182998d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#endif 183098d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom } 1831ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom 1832ee7afb3c942c4eefef6ed06201eafaf8ec58e2e3Brian Carlstrom#endif 1833