1*0Sstevel@tonic-gate /* ssl/ssl_task.c */ 2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3*0Sstevel@tonic-gate * All rights reserved. 4*0Sstevel@tonic-gate * 5*0Sstevel@tonic-gate * This package is an SSL implementation written 6*0Sstevel@tonic-gate * by Eric Young (eay@cryptsoft.com). 7*0Sstevel@tonic-gate * The implementation was written so as to conform with Netscapes SSL. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * This library is free for commercial and non-commercial use as long as 10*0Sstevel@tonic-gate * the following conditions are aheared to. The following conditions 11*0Sstevel@tonic-gate * apply to all code found in this distribution, be it the RC4, RSA, 12*0Sstevel@tonic-gate * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13*0Sstevel@tonic-gate * included with this distribution is covered by the same copyright terms 14*0Sstevel@tonic-gate * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15*0Sstevel@tonic-gate * 16*0Sstevel@tonic-gate * Copyright remains Eric Young's, and as such any Copyright notices in 17*0Sstevel@tonic-gate * the code are not to be removed. 18*0Sstevel@tonic-gate * If this package is used in a product, Eric Young should be given attribution 19*0Sstevel@tonic-gate * as the author of the parts of the library used. 20*0Sstevel@tonic-gate * This can be in the form of a textual message at program startup or 21*0Sstevel@tonic-gate * in documentation (online or textual) provided with the package. 22*0Sstevel@tonic-gate * 23*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 24*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 25*0Sstevel@tonic-gate * are met: 26*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the copyright 27*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 28*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 29*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 30*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 31*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 32*0Sstevel@tonic-gate * must display the following acknowledgement: 33*0Sstevel@tonic-gate * "This product includes cryptographic software written by 34*0Sstevel@tonic-gate * Eric Young (eay@cryptsoft.com)" 35*0Sstevel@tonic-gate * The word 'cryptographic' can be left out if the rouines from the library 36*0Sstevel@tonic-gate * being used are not cryptographic related :-). 37*0Sstevel@tonic-gate * 4. If you include any Windows specific code (or a derivative thereof) from 38*0Sstevel@tonic-gate * the apps directory (application code) you must include an acknowledgement: 39*0Sstevel@tonic-gate * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51*0Sstevel@tonic-gate * SUCH DAMAGE. 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * The licence and distribution terms for any publically available version or 54*0Sstevel@tonic-gate * derivative of this code cannot be changed. i.e. this code cannot simply be 55*0Sstevel@tonic-gate * copied and put under another distribution licence 56*0Sstevel@tonic-gate * [including the GNU Public Licence.] 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate /* VMS */ 60*0Sstevel@tonic-gate /* 61*0Sstevel@tonic-gate * DECnet object for servicing SSL. We accept the inbound and speak a 62*0Sstevel@tonic-gate * simple protocol for multiplexing the 2 data streams (application and 63*0Sstevel@tonic-gate * ssl data) over this logical link. 64*0Sstevel@tonic-gate * 65*0Sstevel@tonic-gate * Logical names: 66*0Sstevel@tonic-gate * SSL_CIPHER Defines a list of cipher specifications the server 67*0Sstevel@tonic-gate * will support in order of preference. 68*0Sstevel@tonic-gate * SSL_SERVER_CERTIFICATE 69*0Sstevel@tonic-gate * Points to PEM (privacy enhanced mail) file that 70*0Sstevel@tonic-gate * contains the server certificate and private password. 71*0Sstevel@tonic-gate * SYS$NET Logical created by netserver.exe as hook for completing 72*0Sstevel@tonic-gate * DECnet logical link. 73*0Sstevel@tonic-gate * 74*0Sstevel@tonic-gate * Each NSP message sent over the DECnet link has the following structure: 75*0Sstevel@tonic-gate * struct rpc_msg { 76*0Sstevel@tonic-gate * char channel; 77*0Sstevel@tonic-gate * char function; 78*0Sstevel@tonic-gate * short length; 79*0Sstevel@tonic-gate * char data[MAX_DATA]; 80*0Sstevel@tonic-gate * } msg; 81*0Sstevel@tonic-gate * 82*0Sstevel@tonic-gate * The channel field designates the virtual data stream this message applies 83*0Sstevel@tonic-gate * to and is one of: 84*0Sstevel@tonic-gate * A - Application data (payload). 85*0Sstevel@tonic-gate * R - Remote client connection that initiated the SSL connection. Encrypted 86*0Sstevel@tonic-gate * data is sent over this connection. 87*0Sstevel@tonic-gate * G - General data, reserved for future use. 88*0Sstevel@tonic-gate * 89*0Sstevel@tonic-gate * The data streams are half-duplex read/write and have following functions: 90*0Sstevel@tonic-gate * G - Get, requests that up to msg.length bytes of data be returned. The 91*0Sstevel@tonic-gate * data is returned in the next 'C' function response that matches the 92*0Sstevel@tonic-gate * requesting channel. 93*0Sstevel@tonic-gate * P - Put, requests that the first msg.length bytes of msg.data be appended 94*0Sstevel@tonic-gate * to the designated stream. 95*0Sstevel@tonic-gate * C - Confirms a get or put. Every get and put will get a confirm response, 96*0Sstevel@tonic-gate * you cannot initiate another function on a channel until the previous 97*0Sstevel@tonic-gate * operation has been confirmed. 98*0Sstevel@tonic-gate * 99*0Sstevel@tonic-gate * The 2 channels may interleave their operations, for example: 100*0Sstevel@tonic-gate * Server msg Client msg 101*0Sstevel@tonic-gate * A, Get, 4092 ----> 102*0Sstevel@tonic-gate * <---- R, get, 4092 103*0Sstevel@tonic-gate * R, Confirm, {hello} ----> 104*0Sstevel@tonic-gate * <---- R, put, {srv hello} 105*0Sstevel@tonic-gate * R, Confirm, 0 ----> 106*0Sstevel@tonic-gate * . (SSL handshake completed) 107*0Sstevel@tonic-gate * . (read first app data). 108*0Sstevel@tonic-gate * <---- A, confirm, {http data} 109*0Sstevel@tonic-gate * A, Put, {http data} ----> 110*0Sstevel@tonic-gate * <---- A, confirm, 0 111*0Sstevel@tonic-gate * 112*0Sstevel@tonic-gate * The length field is not permitted to be larger that 4092 bytes. 113*0Sstevel@tonic-gate * 114*0Sstevel@tonic-gate * Author: Dave Jones 115*0Sstevel@tonic-gate * Date: 22-JUL-1996 116*0Sstevel@tonic-gate */ 117*0Sstevel@tonic-gate #include <stdlib.h> 118*0Sstevel@tonic-gate #include <stdio.h> 119*0Sstevel@tonic-gate #include <iodef.h> /* VMS IO$_ definitions */ 120*0Sstevel@tonic-gate #include <descrip.h> /* VMS string descriptors */ 121*0Sstevel@tonic-gate extern int SYS$QIOW(), SYS$ASSIGN(); 122*0Sstevel@tonic-gate int LIB$INIT_TIMER(), LIB$SHOW_TIMER(); 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate #include <string.h> /* from ssltest.c */ 125*0Sstevel@tonic-gate #include <errno.h> 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate #include "e_os.h" 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate #include <openssl/buffer.h> 130*0Sstevel@tonic-gate #include <openssl/x509.h> 131*0Sstevel@tonic-gate #include <openssl/ssl.h> 132*0Sstevel@tonic-gate #include <openssl/err.h> 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate int MS_CALLBACK verify_callback(int ok, X509 *xs, X509 *xi, int depth, 135*0Sstevel@tonic-gate int error); 136*0Sstevel@tonic-gate BIO *bio_err=NULL; 137*0Sstevel@tonic-gate BIO *bio_stdout=NULL; 138*0Sstevel@tonic-gate BIO_METHOD *BIO_s_rtcp(); 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate static char *cipher=NULL; 141*0Sstevel@tonic-gate int verbose=1; 142*0Sstevel@tonic-gate #ifdef FIONBIO 143*0Sstevel@tonic-gate static int s_nbio=0; 144*0Sstevel@tonic-gate #endif 145*0Sstevel@tonic-gate #define TEST_SERVER_CERT "SSL_SERVER_CERTIFICATE" 146*0Sstevel@tonic-gate /*************************************************************************/ 147*0Sstevel@tonic-gate struct rpc_msg { /* Should have member alignment inhibited */ 148*0Sstevel@tonic-gate char channel; /* 'A'-app data. 'R'-remote client 'G'-global */ 149*0Sstevel@tonic-gate char function; /* 'G'-get, 'P'-put, 'C'-confirm, 'X'-close */ 150*0Sstevel@tonic-gate unsigned short int length; /* Amount of data returned or max to return */ 151*0Sstevel@tonic-gate char data[4092]; /* variable data */ 152*0Sstevel@tonic-gate }; 153*0Sstevel@tonic-gate #define RPC_HDR_SIZE (sizeof(struct rpc_msg) - 4092) 154*0Sstevel@tonic-gate 155*0Sstevel@tonic-gate static $DESCRIPTOR(sysnet, "SYS$NET"); 156*0Sstevel@tonic-gate typedef unsigned short io_channel; 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate struct io_status { 159*0Sstevel@tonic-gate unsigned short status; 160*0Sstevel@tonic-gate unsigned short count; 161*0Sstevel@tonic-gate unsigned long stsval; 162*0Sstevel@tonic-gate }; 163*0Sstevel@tonic-gate int doit(io_channel chan, SSL_CTX *s_ctx ); 164*0Sstevel@tonic-gate /*****************************************************************************/ 165*0Sstevel@tonic-gate /* Decnet I/O routines. 166*0Sstevel@tonic-gate */ 167*0Sstevel@tonic-gate static int get ( io_channel chan, char *buffer, int maxlen, int *length ) 168*0Sstevel@tonic-gate { 169*0Sstevel@tonic-gate int status; 170*0Sstevel@tonic-gate struct io_status iosb; 171*0Sstevel@tonic-gate status = SYS$QIOW ( 0, chan, IO$_READVBLK, &iosb, 0, 0, 172*0Sstevel@tonic-gate buffer, maxlen, 0, 0, 0, 0 ); 173*0Sstevel@tonic-gate if ( (status&1) == 1 ) status = iosb.status; 174*0Sstevel@tonic-gate if ( (status&1) == 1 ) *length = iosb.count; 175*0Sstevel@tonic-gate return status; 176*0Sstevel@tonic-gate } 177*0Sstevel@tonic-gate 178*0Sstevel@tonic-gate static int put ( io_channel chan, char *buffer, int length ) 179*0Sstevel@tonic-gate { 180*0Sstevel@tonic-gate int status; 181*0Sstevel@tonic-gate struct io_status iosb; 182*0Sstevel@tonic-gate status = SYS$QIOW ( 0, chan, IO$_WRITEVBLK, &iosb, 0, 0, 183*0Sstevel@tonic-gate buffer, length, 0, 0, 0, 0 ); 184*0Sstevel@tonic-gate if ( (status&1) == 1 ) status = iosb.status; 185*0Sstevel@tonic-gate return status; 186*0Sstevel@tonic-gate } 187*0Sstevel@tonic-gate /***************************************************************************/ 188*0Sstevel@tonic-gate /* Handle operations on the 'G' channel. 189*0Sstevel@tonic-gate */ 190*0Sstevel@tonic-gate static int general_request ( io_channel chan, struct rpc_msg *msg, int length ) 191*0Sstevel@tonic-gate { 192*0Sstevel@tonic-gate return 48; 193*0Sstevel@tonic-gate } 194*0Sstevel@tonic-gate /***************************************************************************/ 195*0Sstevel@tonic-gate int main ( int argc, char **argv ) 196*0Sstevel@tonic-gate { 197*0Sstevel@tonic-gate int status, length; 198*0Sstevel@tonic-gate io_channel chan; 199*0Sstevel@tonic-gate struct rpc_msg msg; 200*0Sstevel@tonic-gate 201*0Sstevel@tonic-gate char *CApath=NULL,*CAfile=NULL; 202*0Sstevel@tonic-gate int badop=0; 203*0Sstevel@tonic-gate int ret=1; 204*0Sstevel@tonic-gate int client_auth=0; 205*0Sstevel@tonic-gate int server_auth=0; 206*0Sstevel@tonic-gate SSL_CTX *s_ctx=NULL; 207*0Sstevel@tonic-gate /* 208*0Sstevel@tonic-gate * Confirm logical link with initiating client. 209*0Sstevel@tonic-gate */ 210*0Sstevel@tonic-gate LIB$INIT_TIMER(); 211*0Sstevel@tonic-gate status = SYS$ASSIGN ( &sysnet, &chan, 0, 0, 0 ); 212*0Sstevel@tonic-gate printf("status of assign to SYS$NET: %d\n", status ); 213*0Sstevel@tonic-gate /* 214*0Sstevel@tonic-gate * Initialize standard out and error files. 215*0Sstevel@tonic-gate */ 216*0Sstevel@tonic-gate if (bio_err == NULL) 217*0Sstevel@tonic-gate if ((bio_err=BIO_new(BIO_s_file())) != NULL) 218*0Sstevel@tonic-gate BIO_set_fp(bio_err,stderr,BIO_NOCLOSE); 219*0Sstevel@tonic-gate if (bio_stdout == NULL) 220*0Sstevel@tonic-gate if ((bio_stdout=BIO_new(BIO_s_file())) != NULL) 221*0Sstevel@tonic-gate BIO_set_fp(bio_stdout,stdout,BIO_NOCLOSE); 222*0Sstevel@tonic-gate /* 223*0Sstevel@tonic-gate * get the preferred cipher list and other initialization 224*0Sstevel@tonic-gate */ 225*0Sstevel@tonic-gate if (cipher == NULL) cipher=getenv("SSL_CIPHER"); 226*0Sstevel@tonic-gate printf("cipher list: %s\n", cipher ? cipher : "{undefined}" ); 227*0Sstevel@tonic-gate 228*0Sstevel@tonic-gate SSL_load_error_strings(); 229*0Sstevel@tonic-gate OpenSSL_add_all_algorithms(); 230*0Sstevel@tonic-gate 231*0Sstevel@tonic-gate /* DRM, this was the original, but there is no such thing as SSLv2() 232*0Sstevel@tonic-gate s_ctx=SSL_CTX_new(SSLv2()); 233*0Sstevel@tonic-gate */ 234*0Sstevel@tonic-gate s_ctx=SSL_CTX_new(SSLv2_server_method()); 235*0Sstevel@tonic-gate 236*0Sstevel@tonic-gate if (s_ctx == NULL) goto end; 237*0Sstevel@tonic-gate 238*0Sstevel@tonic-gate SSL_CTX_use_certificate_file(s_ctx,TEST_SERVER_CERT,SSL_FILETYPE_PEM); 239*0Sstevel@tonic-gate SSL_CTX_use_RSAPrivateKey_file(s_ctx,TEST_SERVER_CERT,SSL_FILETYPE_PEM); 240*0Sstevel@tonic-gate printf("Loaded server certificate: '%s'\n", TEST_SERVER_CERT ); 241*0Sstevel@tonic-gate 242*0Sstevel@tonic-gate /* 243*0Sstevel@tonic-gate * Take commands from client until bad status. 244*0Sstevel@tonic-gate */ 245*0Sstevel@tonic-gate LIB$SHOW_TIMER(); 246*0Sstevel@tonic-gate status = doit ( chan, s_ctx ); 247*0Sstevel@tonic-gate LIB$SHOW_TIMER(); 248*0Sstevel@tonic-gate /* 249*0Sstevel@tonic-gate * do final cleanup and exit. 250*0Sstevel@tonic-gate */ 251*0Sstevel@tonic-gate end: 252*0Sstevel@tonic-gate if (s_ctx != NULL) SSL_CTX_free(s_ctx); 253*0Sstevel@tonic-gate LIB$SHOW_TIMER(); 254*0Sstevel@tonic-gate return 1; 255*0Sstevel@tonic-gate } 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate int doit(io_channel chan, SSL_CTX *s_ctx ) 258*0Sstevel@tonic-gate { 259*0Sstevel@tonic-gate int status, length, link_state; 260*0Sstevel@tonic-gate struct rpc_msg msg; 261*0Sstevel@tonic-gate 262*0Sstevel@tonic-gate SSL *s_ssl=NULL; 263*0Sstevel@tonic-gate BIO *c_to_s=NULL; 264*0Sstevel@tonic-gate BIO *s_to_c=NULL; 265*0Sstevel@tonic-gate BIO *c_bio=NULL; 266*0Sstevel@tonic-gate BIO *s_bio=NULL; 267*0Sstevel@tonic-gate int i; 268*0Sstevel@tonic-gate int done=0; 269*0Sstevel@tonic-gate 270*0Sstevel@tonic-gate s_ssl=SSL_new(s_ctx); 271*0Sstevel@tonic-gate if (s_ssl == NULL) goto err; 272*0Sstevel@tonic-gate 273*0Sstevel@tonic-gate c_to_s=BIO_new(BIO_s_rtcp()); 274*0Sstevel@tonic-gate s_to_c=BIO_new(BIO_s_rtcp()); 275*0Sstevel@tonic-gate if ((s_to_c == NULL) || (c_to_s == NULL)) goto err; 276*0Sstevel@tonic-gate /* original, DRM 24-SEP-1997 277*0Sstevel@tonic-gate BIO_set_fd ( c_to_s, "", chan ); 278*0Sstevel@tonic-gate BIO_set_fd ( s_to_c, "", chan ); 279*0Sstevel@tonic-gate */ 280*0Sstevel@tonic-gate BIO_set_fd ( c_to_s, 0, chan ); 281*0Sstevel@tonic-gate BIO_set_fd ( s_to_c, 0, chan ); 282*0Sstevel@tonic-gate 283*0Sstevel@tonic-gate c_bio=BIO_new(BIO_f_ssl()); 284*0Sstevel@tonic-gate s_bio=BIO_new(BIO_f_ssl()); 285*0Sstevel@tonic-gate if ((c_bio == NULL) || (s_bio == NULL)) goto err; 286*0Sstevel@tonic-gate 287*0Sstevel@tonic-gate SSL_set_accept_state(s_ssl); 288*0Sstevel@tonic-gate SSL_set_bio(s_ssl,c_to_s,s_to_c); 289*0Sstevel@tonic-gate BIO_set_ssl(s_bio,s_ssl,BIO_CLOSE); 290*0Sstevel@tonic-gate 291*0Sstevel@tonic-gate /* We can always do writes */ 292*0Sstevel@tonic-gate printf("Begin doit main loop\n"); 293*0Sstevel@tonic-gate /* 294*0Sstevel@tonic-gate * Link states: 0-idle, 1-read pending, 2-write pending, 3-closed. 295*0Sstevel@tonic-gate */ 296*0Sstevel@tonic-gate for (link_state = 0; link_state < 3; ) { 297*0Sstevel@tonic-gate /* 298*0Sstevel@tonic-gate * Wait for remote end to request data action on A channel. 299*0Sstevel@tonic-gate */ 300*0Sstevel@tonic-gate while ( link_state == 0 ) { 301*0Sstevel@tonic-gate status = get ( chan, (char *) &msg, sizeof(msg), &length ); 302*0Sstevel@tonic-gate if ( (status&1) == 0 ) { 303*0Sstevel@tonic-gate printf("Error in main loop get: %d\n", status ); 304*0Sstevel@tonic-gate link_state = 3; 305*0Sstevel@tonic-gate break; 306*0Sstevel@tonic-gate } 307*0Sstevel@tonic-gate if ( length < RPC_HDR_SIZE ) { 308*0Sstevel@tonic-gate printf("Error in main loop get size: %d\n", length ); 309*0Sstevel@tonic-gate break; 310*0Sstevel@tonic-gate link_state = 3; 311*0Sstevel@tonic-gate } 312*0Sstevel@tonic-gate if ( msg.channel != 'A' ) { 313*0Sstevel@tonic-gate printf("Error in main loop, unexpected channel: %c\n", 314*0Sstevel@tonic-gate msg.channel ); 315*0Sstevel@tonic-gate break; 316*0Sstevel@tonic-gate link_state = 3; 317*0Sstevel@tonic-gate } 318*0Sstevel@tonic-gate if ( msg.function == 'G' ) { 319*0Sstevel@tonic-gate link_state = 1; 320*0Sstevel@tonic-gate } else if ( msg.function == 'P' ) { 321*0Sstevel@tonic-gate link_state = 2; /* write pending */ 322*0Sstevel@tonic-gate } else if ( msg.function == 'X' ) { 323*0Sstevel@tonic-gate link_state = 3; 324*0Sstevel@tonic-gate } else { 325*0Sstevel@tonic-gate link_state = 3; 326*0Sstevel@tonic-gate } 327*0Sstevel@tonic-gate } 328*0Sstevel@tonic-gate if ( link_state == 1 ) { 329*0Sstevel@tonic-gate i = BIO_read ( s_bio, msg.data, msg.length ); 330*0Sstevel@tonic-gate if ( i < 0 ) link_state = 3; 331*0Sstevel@tonic-gate else { 332*0Sstevel@tonic-gate msg.channel = 'A'; 333*0Sstevel@tonic-gate msg.function = 'C'; /* confirm */ 334*0Sstevel@tonic-gate msg.length = i; 335*0Sstevel@tonic-gate status = put ( chan, (char *) &msg, i+RPC_HDR_SIZE ); 336*0Sstevel@tonic-gate if ( (status&1) == 0 ) break; 337*0Sstevel@tonic-gate link_state = 0; 338*0Sstevel@tonic-gate } 339*0Sstevel@tonic-gate } else if ( link_state == 2 ) { 340*0Sstevel@tonic-gate i = BIO_write ( s_bio, msg.data, msg.length ); 341*0Sstevel@tonic-gate if ( i < 0 ) link_state = 3; 342*0Sstevel@tonic-gate else { 343*0Sstevel@tonic-gate msg.channel = 'A'; 344*0Sstevel@tonic-gate msg.function = 'C'; /* confirm */ 345*0Sstevel@tonic-gate msg.length = 0; 346*0Sstevel@tonic-gate status = put ( chan, (char *) &msg, RPC_HDR_SIZE ); 347*0Sstevel@tonic-gate if ( (status&1) == 0 ) break; 348*0Sstevel@tonic-gate link_state = 0; 349*0Sstevel@tonic-gate } 350*0Sstevel@tonic-gate } 351*0Sstevel@tonic-gate } 352*0Sstevel@tonic-gate fprintf(stdout,"DONE\n"); 353*0Sstevel@tonic-gate err: 354*0Sstevel@tonic-gate /* We have to set the BIO's to NULL otherwise they will be 355*0Sstevel@tonic-gate * free()ed twice. Once when th s_ssl is SSL_free()ed and 356*0Sstevel@tonic-gate * again when c_ssl is SSL_free()ed. 357*0Sstevel@tonic-gate * This is a hack required because s_ssl and c_ssl are sharing the same 358*0Sstevel@tonic-gate * BIO structure and SSL_set_bio() and SSL_free() automatically 359*0Sstevel@tonic-gate * BIO_free non NULL entries. 360*0Sstevel@tonic-gate * You should not normally do this or be required to do this */ 361*0Sstevel@tonic-gate s_ssl->rbio=NULL; 362*0Sstevel@tonic-gate s_ssl->wbio=NULL; 363*0Sstevel@tonic-gate 364*0Sstevel@tonic-gate if (c_to_s != NULL) BIO_free(c_to_s); 365*0Sstevel@tonic-gate if (s_to_c != NULL) BIO_free(s_to_c); 366*0Sstevel@tonic-gate if (c_bio != NULL) BIO_free(c_bio); 367*0Sstevel@tonic-gate if (s_bio != NULL) BIO_free(s_bio); 368*0Sstevel@tonic-gate return(0); 369*0Sstevel@tonic-gate } 370