1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/bio/bf_nbio.c */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * All rights reserved. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This package is an SSL implementation written 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * by Eric Young (eay@cryptsoft.com). 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The implementation was written so as to conform with Netscapes SSL. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This library is free for commercial and non-commercial use as long as 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the following conditions are aheared to. The following conditions 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * apply to all code found in this distribution, be it the RC4, RSA, 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * included with this distribution is covered by the same copyright terms 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright remains Eric Young's, and as such any Copyright notices in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the code are not to be removed. 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * If this package is used in a product, Eric Young should be given attribution 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * as the author of the parts of the library used. 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This can be in the form of a textual message at program startup or 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * in documentation (online or textual) provided with the package. 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the copyright 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in the 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * documentation and/or other materials provided with the distribution. 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this software 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * must display the following acknowledgement: 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes cryptographic software written by 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Eric Young (eay@cryptsoft.com)" 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The word 'cryptographic' can be left out if the rouines from the library 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * being used are not cryptographic related :-). 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. If you include any Windows specific code (or a derivative thereof) from 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the apps directory (application code) you must include an acknowledgement: 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OR SERVICES; 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, STRICT 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SUCH DAMAGE. 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The licence and distribution terms for any publically available version or 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * derivative of this code cannot be changed. i.e. this code cannot simply be 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * copied and put under another distribution licence 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * [including the GNU Public Licence.] 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <errno.h> 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "cryptlib.h" 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/rand.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/bio.h> 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* BIO_put and BIO_get both add to the digest, 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * BIO_gets returns the digest */ 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_write(BIO *h,const char *buf,int num); 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_read(BIO *h,char *buf,int size); 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_puts(BIO *h,const char *str); 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_gets(BIO *h,char *str,int size); 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long nbiof_ctrl(BIO *h,int cmd,long arg1,void *arg2); 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_new(BIO *h); 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_free(BIO *data); 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long nbiof_callback_ctrl(BIO *h,int cmd,bio_info_cb *fp); 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct nbio_test_st 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* only set if we sent a 'should retry' error */ 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int lrn; 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int lwn; 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } NBIO_TEST; 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic BIO_METHOD methods_nbiof= 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_TYPE_NBIO_TEST, 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project "non-blocking IO test filter", 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_write, 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_read, 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_puts, 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_gets, 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_ctrl, 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_new, 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_free, 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nbiof_callback_ctrl, 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectBIO_METHOD *BIO_f_nbio_test(void) 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(&methods_nbiof); 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_new(BIO *bi) 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NBIO_TEST *nt; 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!(nt=(NBIO_TEST *)OPENSSL_malloc(sizeof(NBIO_TEST)))) return(0); 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nt->lrn= -1; 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nt->lwn= -1; 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->ptr=(char *)nt; 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->init=1; 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project bi->flags=0; 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_free(BIO *a) 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a == NULL) return(0); 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (a->ptr != NULL) 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(a->ptr); 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->ptr=NULL; 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->init=0; 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project a->flags=0; 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(1); 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_read(BIO *b, char *out, int outl) 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret=0; 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 1 130656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int num; 131656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char n; 132656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 133656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 134656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (out == NULL) return(0); 135656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->next_bio == NULL) return(0); 136656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 137656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 138656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 1 139656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project RAND_pseudo_bytes(&n,1); 140656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project num=(n&0x07); 141656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 142656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (outl > num) outl=num; 143656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 144656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (num == 0) 145656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 146656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret= -1; 147656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_read(b); 148656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 149656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 150656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 151656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 152656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_read(b->next_bio,out,outl); 153656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret < 0) 154656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_copy_next_retry(b); 155656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 156656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 157656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 158656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 159656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_write(BIO *b, const char *in, int inl) 160656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 161656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NBIO_TEST *nt; 162656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret=0; 163656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int num; 164656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char n; 165656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 166656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((in == NULL) || (inl <= 0)) return(0); 167656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->next_bio == NULL) return(0); 168656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nt=(NBIO_TEST *)b->ptr; 169656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 170656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 171656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 172656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 1 173656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (nt->lwn > 0) 174656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 175656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project num=nt->lwn; 176656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nt->lwn=0; 177656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 178656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 179656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 180656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project RAND_pseudo_bytes(&n,1); 181656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project num=(n&7); 182656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 183656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 184656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (inl > num) inl=num; 185656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 186656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (num == 0) 187656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 188656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret= -1; 189656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_set_retry_write(b); 190656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 191656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project else 192656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 193656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 194656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_write(b->next_bio,in,inl); 195656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret < 0) 196656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 197656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_copy_next_retry(b); 198656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project nt->lwn=inl; 199656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 200656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 201656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 202656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 203656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 204656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr) 205656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 206656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long ret; 207656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 208656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->next_bio == NULL) return(0); 209656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (cmd) 210656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 211656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_C_DO_STATE_MACHINE: 212656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_clear_retry_flags(b); 213656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_ctrl(b->next_bio,cmd,num,ptr); 214656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIO_copy_next_retry(b); 215656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 216656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project case BIO_CTRL_DUP: 217656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=0L; 218656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 219656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 220656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_ctrl(b->next_bio,cmd,num,ptr); 221656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 222656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 223656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 224656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 225656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 226656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic long nbiof_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) 227656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 228656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project long ret=1; 229656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 230656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (b->next_bio == NULL) return(0); 231656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project switch (cmd) 232656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 233656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project default: 234656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=BIO_callback_ctrl(b->next_bio,cmd,fp); 235656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project break; 236656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 237656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(ret); 238656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 239656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 240656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_gets(BIO *bp, char *buf, int size) 241656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 242656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (bp->next_bio == NULL) return(0); 243656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(BIO_gets(bp->next_bio,buf,size)); 244656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 245656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 246656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 247656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic int nbiof_puts(BIO *bp, const char *str) 248656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 249656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (bp->next_bio == NULL) return(0); 250656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(BIO_puts(bp->next_bio,str)); 251656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 252656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 253656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 254