diff options
Diffstat (limited to 'openssl/apps/s_client.c')
| -rw-r--r-- | openssl/apps/s_client.c | 1873 |
1 files changed, 0 insertions, 1873 deletions
diff --git a/openssl/apps/s_client.c b/openssl/apps/s_client.c deleted file mode 100644 index b951513d..00000000 --- a/openssl/apps/s_client.c +++ /dev/null @@ -1,1873 +0,0 @@ -/* apps/s_client.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -/* ==================================================================== - * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ -/* ==================================================================== - * Copyright 2005 Nokia. All rights reserved. - * - * The portions of the attached software ("Contribution") is developed by - * Nokia Corporation and is licensed pursuant to the OpenSSL open source - * license. - * - * The Contribution, originally written by Mika Kousa and Pasi Eronen of - * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites - * support (see RFC 4279) to OpenSSL. - * - * No patent licenses or other rights except those expressly stated in - * the OpenSSL open source license shall be deemed granted or received - * expressly, by implication, estoppel, or otherwise. - * - * No assurances are provided by Nokia that the Contribution does not - * infringe the patent or other intellectual property rights of any third - * party or that the license provides you with all the necessary rights - * to make use of the Contribution. - * - * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN - * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA - * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY - * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR - * OTHERWISE. - */ - -#include <assert.h> -#include <ctype.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <openssl/e_os2.h> -#ifdef OPENSSL_NO_STDIO -#define APPS_WIN16 -#endif - -/* With IPv6, it looks like Digital has mixed up the proper order of - recursive header file inclusion, resulting in the compiler complaining - that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which - is needed to have fileno() declared correctly... So let's define u_int */ -#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) -#define __U_INT -typedef unsigned int u_int; -#endif - -#define USE_SOCKETS -#include "apps.h" -#include <openssl/x509.h> -#include <openssl/ssl.h> -#include <openssl/err.h> -#include <openssl/pem.h> -#include <openssl/rand.h> -#include <openssl/ocsp.h> -#include <openssl/bn.h> -#include "s_apps.h" -#include "timeouts.h" - -#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) -/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ -#undef FIONBIO -#endif - -#if defined(OPENSSL_SYS_BEOS_R5) -#include <fcntl.h> -#endif - -#undef PROG -#define PROG s_client_main - -/*#define SSL_HOST_NAME "www.netscape.com" */ -/*#define SSL_HOST_NAME "193.118.187.102" */ -#define SSL_HOST_NAME "localhost" - -/*#define TEST_CERT "client.pem" */ /* no default cert. */ - -#undef BUFSIZZ -#define BUFSIZZ 1024*8 - -extern int verify_depth; -extern int verify_error; -extern int verify_return_error; - -#ifdef FIONBIO -static int c_nbio=0; -#endif -static int c_Pause=0; -static int c_debug=0; -#ifndef OPENSSL_NO_TLSEXT -static int c_tlsextdebug=0; -static int c_status_req=0; -#endif -static int c_msg=0; -static int c_showcerts=0; - -static void sc_usage(void); -static void print_stuff(BIO *berr,SSL *con,int full); -#ifndef OPENSSL_NO_TLSEXT -static int ocsp_resp_cb(SSL *s, void *arg); -#endif -static BIO *bio_c_out=NULL; -static int c_quiet=0; -static int c_ign_eof=0; - -#ifndef OPENSSL_NO_PSK -/* Default PSK identity and key */ -static char *psk_identity="Client_identity"; -/*char *psk_key=NULL; by default PSK is not used */ - -static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, - unsigned int max_identity_len, unsigned char *psk, - unsigned int max_psk_len) - { - unsigned int psk_len = 0; - int ret; - BIGNUM *bn=NULL; - - if (c_debug) - BIO_printf(bio_c_out, "psk_client_cb\n"); - if (!hint) - { - /* no ServerKeyExchange message*/ - if (c_debug) - BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n"); - } - else if (c_debug) - BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint); - - /* lookup PSK identity and PSK key based on the given identity hint here */ - ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity); - if (ret < 0 || (unsigned int)ret > max_identity_len) - goto out_err; - if (c_debug) - BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret); - ret=BN_hex2bn(&bn, psk_key); - if (!ret) - { - BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key); - if (bn) - BN_free(bn); - return 0; - } - - if ((unsigned int)BN_num_bytes(bn) > max_psk_len) - { - BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n", - max_psk_len, BN_num_bytes(bn)); - BN_free(bn); - return 0; - } - - psk_len=BN_bn2bin(bn, psk); - BN_free(bn); - if (psk_len == 0) - goto out_err; - - if (c_debug) - BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len); - - return psk_len; - out_err: - if (c_debug) - BIO_printf(bio_err, "Error in PSK client callback\n"); - return 0; - } -#endif - -static void sc_usage(void) - { - BIO_printf(bio_err,"usage: s_client args\n"); - BIO_printf(bio_err,"\n"); - BIO_printf(bio_err," -host host - use -connect instead\n"); - BIO_printf(bio_err," -port port - use -connect instead\n"); - BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR); - - BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); - BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n"); - BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); - BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n"); - BIO_printf(bio_err," not specified but cert file is.\n"); - BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n"); - BIO_printf(bio_err," -pass arg - private key file pass phrase source\n"); - BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); - BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); - BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n"); - BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n"); - BIO_printf(bio_err," -showcerts - show all certificates in the chain\n"); - BIO_printf(bio_err," -debug - extra output\n"); -#ifdef WATT32 - BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n"); -#endif - BIO_printf(bio_err," -msg - Show protocol messages\n"); - BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n"); - BIO_printf(bio_err," -state - print the 'ssl' states\n"); -#ifdef FIONBIO - BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); -#endif - BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); - BIO_printf(bio_err," -quiet - no s_client output\n"); - BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n"); - BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n"); -#ifndef OPENSSL_NO_PSK - BIO_printf(bio_err," -psk_identity arg - PSK identity\n"); - BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n"); -# ifndef OPENSSL_NO_JPAKE - BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n"); -# endif -#endif - BIO_printf(bio_err," -ssl2 - just use SSLv2\n"); - BIO_printf(bio_err," -ssl3 - just use SSLv3\n"); - BIO_printf(bio_err," -tls1 - just use TLSv1\n"); - BIO_printf(bio_err," -dtls1 - just use DTLSv1\n"); - BIO_printf(bio_err," -mtu - set the link layer MTU\n"); - BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n"); - BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n"); - BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n"); - BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n"); - BIO_printf(bio_err," command to see what is available\n"); - BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n"); - BIO_printf(bio_err," for those protocols that support it, where\n"); - BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n"); - BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n"); - BIO_printf(bio_err," are supported.\n"); -#ifndef OPENSSL_NO_ENGINE - BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); -#endif - BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); - BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n"); - BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n"); -#ifndef OPENSSL_NO_TLSEXT - BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n"); - BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n"); - BIO_printf(bio_err," -status - request certificate status from server\n"); - BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n"); -# ifndef OPENSSL_NO_NEXTPROTONEG - BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n"); -# endif - BIO_printf(bio_err," -cutthrough - enable 1-RTT full-handshake for strong ciphers\n"); -#endif - BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); - } - -#ifndef OPENSSL_NO_TLSEXT - -/* This is a context that we pass to callbacks */ -typedef struct tlsextctx_st { - BIO * biodebug; - int ack; -} tlsextctx; - - -static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) - { - tlsextctx * p = (tlsextctx *) arg; - const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); - if (SSL_get_servername_type(s) != -1) - p->ack = !SSL_session_reused(s) && hn != NULL; - else - BIO_printf(bio_err,"Can't use SSL_get_servername\n"); - - return SSL_TLSEXT_ERR_OK; - } - -# ifndef OPENSSL_NO_NEXTPROTONEG -/* This the context that we pass to next_proto_cb */ -typedef struct tlsextnextprotoctx_st { - unsigned char *data; - unsigned short len; - int status; -} tlsextnextprotoctx; - -static tlsextnextprotoctx next_proto; - -static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg) - { - tlsextnextprotoctx *ctx = arg; - - if (!c_quiet) - { - /* We can assume that |in| is syntactically valid. */ - unsigned i; - BIO_printf(bio_c_out, "Protocols advertised by server: "); - for (i = 0; i < inlen; ) - { - if (i) - BIO_write(bio_c_out, ", ", 2); - BIO_write(bio_c_out, &in[i + 1], in[i]); - i += in[i] + 1; - } - BIO_write(bio_c_out, "\n", 1); - } - - ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len); - return SSL_TLSEXT_ERR_OK; - } -# endif /* ndef OPENSSL_NO_NEXTPROTONEG */ -#endif - -enum -{ - PROTO_OFF = 0, - PROTO_SMTP, - PROTO_POP3, - PROTO_IMAP, - PROTO_FTP, - PROTO_XMPP -}; - -int MAIN(int, char **); - -int MAIN(int argc, char **argv) - { - unsigned int off=0, clr=0; - SSL *con=NULL; - int s,k,width,state=0; - char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL; - int cbuf_len,cbuf_off; - int sbuf_len,sbuf_off; - fd_set readfds,writefds; - short port=PORT; - int full_log=1; - char *host=SSL_HOST_NAME; - char *cert_file=NULL,*key_file=NULL; - int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; - char *passarg = NULL, *pass = NULL; - X509 *cert = NULL; - EVP_PKEY *key = NULL; - char *CApath=NULL,*CAfile=NULL,*cipher=NULL; - int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0; - int cutthrough=0; - int crlf=0; - int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending; - SSL_CTX *ctx=NULL; - int ret=1,in_init=1,i,nbio_test=0; - int starttls_proto = PROTO_OFF; - int prexit = 0; - X509_VERIFY_PARAM *vpm = NULL; - int badarg = 0; - const SSL_METHOD *meth=NULL; - int socket_type=SOCK_STREAM; - BIO *sbio; - char *inrand=NULL; - int mbuf_len=0; - struct timeval timeout, *timeoutp; -#ifndef OPENSSL_NO_ENGINE - char *engine_id=NULL; - char *ssl_client_engine_id=NULL; - ENGINE *ssl_client_engine=NULL; -#endif - ENGINE *e=NULL; -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) - struct timeval tv; -#if defined(OPENSSL_SYS_BEOS_R5) - int stdin_set = 0; -#endif -#endif -#ifndef OPENSSL_NO_TLSEXT - char *servername = NULL; - tlsextctx tlsextcbp = - {NULL,0}; -# ifndef OPENSSL_NO_NEXTPROTONEG - const char *next_proto_neg_in = NULL; -# endif -#endif - char *sess_in = NULL; - char *sess_out = NULL; - struct sockaddr peer; - int peerlen = sizeof(peer); - int enable_timeouts = 0 ; - long socket_mtu = 0; -#ifndef OPENSSL_NO_JPAKE - char *jpake_secret = NULL; -#endif - -#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3) - meth=SSLv23_client_method(); -#elif !defined(OPENSSL_NO_SSL3) - meth=SSLv3_client_method(); -#elif !defined(OPENSSL_NO_SSL2) - meth=SSLv2_client_method(); -#endif - - apps_startup(); - c_Pause=0; - c_quiet=0; - c_ign_eof=0; - c_debug=0; - c_msg=0; - c_showcerts=0; - - if (bio_err == NULL) - bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); - - if (!load_config(bio_err, NULL)) - goto end; - - if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || - ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || - ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL)) - { - BIO_printf(bio_err,"out of memory\n"); - goto end; - } - - verify_depth=0; - verify_error=X509_V_OK; -#ifdef FIONBIO - c_nbio=0; -#endif - - argc--; - argv++; - while (argc >= 1) - { - if (strcmp(*argv,"-host") == 0) - { - if (--argc < 1) goto bad; - host= *(++argv); - } - else if (strcmp(*argv,"-port") == 0) - { - if (--argc < 1) goto bad; - port=atoi(*(++argv)); - if (port == 0) goto bad; - } - else if (strcmp(*argv,"-connect") == 0) - { - if (--argc < 1) goto bad; - if (!extract_host_port(*(++argv),&host,NULL,&port)) - goto bad; - } - else if (strcmp(*argv,"-verify") == 0) - { - verify=SSL_VERIFY_PEER; - if (--argc < 1) goto bad; - verify_depth=atoi(*(++argv)); - BIO_printf(bio_err,"verify depth is %d\n",verify_depth); - } - else if (strcmp(*argv,"-cert") == 0) - { - if (--argc < 1) goto bad; - cert_file= *(++argv); - } - else if (strcmp(*argv,"-sess_out") == 0) - { - if (--argc < 1) goto bad; - sess_out = *(++argv); - } - else if (strcmp(*argv,"-sess_in") == 0) - { - if (--argc < 1) goto bad; - sess_in = *(++argv); - } - else if (strcmp(*argv,"-certform") == 0) - { - if (--argc < 1) goto bad; - cert_format = str2fmt(*(++argv)); - } - else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) - { - if (badarg) - goto bad; - continue; - } - else if (strcmp(*argv,"-verify_return_error") == 0) - verify_return_error = 1; - else if (strcmp(*argv,"-prexit") == 0) - prexit=1; - else if (strcmp(*argv,"-crlf") == 0) - crlf=1; - else if (strcmp(*argv,"-quiet") == 0) - { - c_quiet=1; - c_ign_eof=1; - } - else if (strcmp(*argv,"-ign_eof") == 0) - c_ign_eof=1; - else if (strcmp(*argv,"-no_ign_eof") == 0) - c_ign_eof=0; - else if (strcmp(*argv,"-pause") == 0) - c_Pause=1; - else if (strcmp(*argv,"-debug") == 0) - c_debug=1; -#ifndef OPENSSL_NO_TLSEXT - else if (strcmp(*argv,"-tlsextdebug") == 0) - c_tlsextdebug=1; - else if (strcmp(*argv,"-status") == 0) - c_status_req=1; -#endif -#ifdef WATT32 - else if (strcmp(*argv,"-wdebug") == 0) - dbug_init(); -#endif - else if (strcmp(*argv,"-msg") == 0) - c_msg=1; - else if (strcmp(*argv,"-showcerts") == 0) - c_showcerts=1; - else if (strcmp(*argv,"-nbio_test") == 0) - nbio_test=1; - else if (strcmp(*argv,"-state") == 0) - state=1; -#ifndef OPENSSL_NO_PSK - else if (strcmp(*argv,"-psk_identity") == 0) - { - if (--argc < 1) goto bad; - psk_identity=*(++argv); - } - else if (strcmp(*argv,"-psk") == 0) - { - size_t j; - - if (--argc < 1) goto bad; - psk_key=*(++argv); - for (j = 0; j < strlen(psk_key); j++) - { - if (isxdigit((int)psk_key[j])) - continue; - BIO_printf(bio_err,"Not a hex number '%s'\n",*argv); - goto bad; - } - } -#endif -#ifndef OPENSSL_NO_SSL2 - else if (strcmp(*argv,"-ssl2") == 0) - meth=SSLv2_client_method(); -#endif -#ifndef OPENSSL_NO_SSL3 - else if (strcmp(*argv,"-ssl3") == 0) - meth=SSLv3_client_method(); -#endif -#ifndef OPENSSL_NO_TLS1 - else if (strcmp(*argv,"-tls1") == 0) - meth=TLSv1_client_method(); -#endif -#ifndef OPENSSL_NO_DTLS1 - else if (strcmp(*argv,"-dtls1") == 0) - { - meth=DTLSv1_client_method(); - socket_type=SOCK_DGRAM; - } - else if (strcmp(*argv,"-timeout") == 0) - enable_timeouts=1; - else if (strcmp(*argv,"-mtu") == 0) - { - if (--argc < 1) goto bad; - socket_mtu = atol(*(++argv)); - } -#endif - else if (strcmp(*argv,"-bugs") == 0) - bugs=1; - else if (strcmp(*argv,"-keyform") == 0) - { - if (--argc < 1) goto bad; - key_format = str2fmt(*(++argv)); - } - else if (strcmp(*argv,"-pass") == 0) - { - if (--argc < 1) goto bad; - passarg = *(++argv); - } - else if (strcmp(*argv,"-key") == 0) - { - if (--argc < 1) goto bad; - key_file= *(++argv); - } - else if (strcmp(*argv,"-reconnect") == 0) - { - reconnect=5; - } - else if (strcmp(*argv,"-CApath") == 0) - { - if (--argc < 1) goto bad; - CApath= *(++argv); - } - else if (strcmp(*argv,"-CAfile") == 0) - { - if (--argc < 1) goto bad; - CAfile= *(++argv); - } - else if (strcmp(*argv,"-no_tls1") == 0) - off|=SSL_OP_NO_TLSv1; - else if (strcmp(*argv,"-no_ssl3") == 0) - off|=SSL_OP_NO_SSLv3; - else if (strcmp(*argv,"-no_ssl2") == 0) - off|=SSL_OP_NO_SSLv2; - else if (strcmp(*argv,"-no_comp") == 0) - { off|=SSL_OP_NO_COMPRESSION; } -#ifndef OPENSSL_NO_TLSEXT - else if (strcmp(*argv,"-no_ticket") == 0) - { off|=SSL_OP_NO_TICKET; } -# ifndef OPENSSL_NO_NEXTPROTONEG - else if (strcmp(*argv,"-nextprotoneg") == 0) - { - if (--argc < 1) goto bad; - next_proto_neg_in = *(++argv); - } -# endif -#endif - else if (strcmp(*argv,"-cutthrough") == 0) - cutthrough=1; - else if (strcmp(*argv,"-serverpref") == 0) - off|=SSL_OP_CIPHER_SERVER_PREFERENCE; - else if (strcmp(*argv,"-legacy_renegotiation") == 0) - off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION; - else if (strcmp(*argv,"-legacy_server_connect") == 0) - { off|=SSL_OP_LEGACY_SERVER_CONNECT; } - else if (strcmp(*argv,"-no_legacy_server_connect") == 0) - { clr|=SSL_OP_LEGACY_SERVER_CONNECT; } - else if (strcmp(*argv,"-cipher") == 0) - { - if (--argc < 1) goto bad; - cipher= *(++argv); - } -#ifdef FIONBIO - else if (strcmp(*argv,"-nbio") == 0) - { c_nbio=1; } -#endif - else if (strcmp(*argv,"-starttls") == 0) - { - if (--argc < 1) goto bad; - ++argv; - if (strcmp(*argv,"smtp") == 0) - starttls_proto = PROTO_SMTP; - else if (strcmp(*argv,"pop3") == 0) - starttls_proto = PROTO_POP3; - else if (strcmp(*argv,"imap") == 0) - starttls_proto = PROTO_IMAP; - else if (strcmp(*argv,"ftp") == 0) - starttls_proto = PROTO_FTP; - else if (strcmp(*argv, "xmpp") == 0) - starttls_proto = PROTO_XMPP; - else - goto bad; - } -#ifndef OPENSSL_NO_ENGINE - else if (strcmp(*argv,"-engine") == 0) - { - if (--argc < 1) goto bad; - engine_id = *(++argv); - } - else if (strcmp(*argv,"-ssl_client_engine") == 0) - { - if (--argc < 1) goto bad; - ssl_client_engine_id = *(++argv); - } -#endif - else if (strcmp(*argv,"-rand") == 0) - { - if (--argc < 1) goto bad; - inrand= *(++argv); - } -#ifndef OPENSSL_NO_TLSEXT - else if (strcmp(*argv,"-servername") == 0) - { - if (--argc < 1) goto bad; - servername= *(++argv); - /* meth=TLSv1_client_method(); */ - } -#endif -#ifndef OPENSSL_NO_JPAKE - else if (strcmp(*argv,"-jpake") == 0) - { - if (--argc < 1) goto bad; - jpake_secret = *++argv; - } -#endif - else - { - BIO_printf(bio_err,"unknown option %s\n",*argv); - badop=1; - break; - } - argc--; - argv++; - } - if (badop) - { -bad: - sc_usage(); - goto end; - } - -#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) - if (jpake_secret) - { - if (psk_key) - { - BIO_printf(bio_err, - "Can't use JPAKE and PSK together\n"); - goto end; - } - psk_identity = "JPAKE"; - } - - if (cipher) - { - BIO_printf(bio_err, "JPAKE sets cipher to PSK\n"); - goto end; - } - cipher = "PSK"; -#endif - - OpenSSL_add_ssl_algorithms(); - SSL_load_error_strings(); - -#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) - next_proto.status = -1; - if (next_proto_neg_in) - { - next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in); - if (next_proto.data == NULL) - { - BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n"); - goto end; - } - } - else - next_proto.data = NULL; -#endif - -#ifndef OPENSSL_NO_ENGINE - e = setup_engine(bio_err, engine_id, 1); - if (ssl_client_engine_id) - { - ssl_client_engine = ENGINE_by_id(ssl_client_engine_id); - if (!ssl_client_engine) - { - BIO_printf(bio_err, - "Error getting client auth engine\n"); - goto end; - } - } - -#endif - if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) - { - BIO_printf(bio_err, "Error getting password\n"); - goto end; - } - - if (key_file == NULL) - key_file = cert_file; - - - if (key_file) - - { - - key = load_key(bio_err, key_file, key_format, 0, pass, e, - "client certificate private key file"); - if (!key) - { - ERR_print_errors(bio_err); - goto end; - } - - } - - if (cert_file) - - { - cert = load_cert(bio_err,cert_file,cert_format, - NULL, e, "client certificate file"); - - if (!cert) - { - ERR_print_errors(bio_err); - goto end; - } - } - - if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL - && !RAND_status()) - { - BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); - } - if (inrand != NULL) - BIO_printf(bio_err,"%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - - if (bio_c_out == NULL) - { - if (c_quiet && !c_debug && !c_msg) - { - bio_c_out=BIO_new(BIO_s_null()); - } - else - { - if (bio_c_out == NULL) - bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE); - } - } - - ctx=SSL_CTX_new(meth); - if (ctx == NULL) - { - ERR_print_errors(bio_err); - goto end; - } - - if (vpm) - SSL_CTX_set1_param(ctx, vpm); - -#ifndef OPENSSL_NO_ENGINE - if (ssl_client_engine) - { - if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) - { - BIO_puts(bio_err, "Error setting client auth engine\n"); - ERR_print_errors(bio_err); - ENGINE_free(ssl_client_engine); - goto end; - } - ENGINE_free(ssl_client_engine); - } -#endif - -#ifndef OPENSSL_NO_PSK -#ifdef OPENSSL_NO_JPAKE - if (psk_key != NULL) -#else - if (psk_key != NULL || jpake_secret) -#endif - { - if (c_debug) - BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n"); - SSL_CTX_set_psk_client_callback(ctx, psk_client_cb); - } -#endif - if (bugs) - SSL_CTX_set_options(ctx,SSL_OP_ALL|off); - else - SSL_CTX_set_options(ctx,off); - - if (clr) - SSL_CTX_clear_options(ctx, clr); - /* DTLS: partial reads end up discarding unread UDP bytes :-( - * Setting read ahead solves this problem. - */ - if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); - - /* Enable handshake cutthrough for client connections using - * strong ciphers. */ - if (cutthrough) - { - int ssl_mode = SSL_CTX_get_mode(ctx); - ssl_mode |= SSL_MODE_HANDSHAKE_CUTTHROUGH; - SSL_CTX_set_mode(ctx, ssl_mode); - } - -#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) - if (next_proto.data) - SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto); -#endif - - if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); - if (cipher != NULL) - if(!SSL_CTX_set_cipher_list(ctx,cipher)) { - BIO_printf(bio_err,"error setting cipher list\n"); - ERR_print_errors(bio_err); - goto end; - } -#if 0 - else - SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER")); -#endif - - SSL_CTX_set_verify(ctx,verify,verify_callback); - if (!set_cert_key_stuff(ctx,cert,key)) - goto end; - - if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || - (!SSL_CTX_set_default_verify_paths(ctx))) - { - /* BIO_printf(bio_err,"error setting default verify locations\n"); */ - ERR_print_errors(bio_err); - /* goto end; */ - } - -#ifndef OPENSSL_NO_TLSEXT - if (servername != NULL) - { - tlsextcbp.biodebug = bio_err; - SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); - SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); - } -#endif - - con=SSL_new(ctx); - if (sess_in) - { - SSL_SESSION *sess; - BIO *stmp = BIO_new_file(sess_in, "r"); - if (!stmp) - { - BIO_printf(bio_err, "Can't open session file %s\n", - sess_in); - ERR_print_errors(bio_err); - goto end; - } - sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL); - BIO_free(stmp); - if (!sess) - { - BIO_printf(bio_err, "Can't open session file %s\n", - sess_in); - ERR_print_errors(bio_err); - goto end; - } - SSL_set_session(con, sess); - SSL_SESSION_free(sess); - } -#ifndef OPENSSL_NO_TLSEXT - if (servername != NULL) - { - if (!SSL_set_tlsext_host_name(con,servername)) - { - BIO_printf(bio_err,"Unable to set TLS servername extension.\n"); - ERR_print_errors(bio_err); - goto end; - } - } -#endif -#ifndef OPENSSL_NO_KRB5 - if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL) - { - kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host); - } -#endif /* OPENSSL_NO_KRB5 */ -/* SSL_set_cipher_list(con,"RC4-MD5"); */ -#if 0 -#ifdef TLSEXT_TYPE_opaque_prf_input - SSL_set_tlsext_opaque_prf_input(con, "Test client", 11); -#endif -#endif - -re_start: - - if (init_client(&s,host,port,socket_type) == 0) - { - BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error()); - SHUTDOWN(s); - goto end; - } - BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s); - -#ifdef FIONBIO - if (c_nbio) - { - unsigned long l=1; - BIO_printf(bio_c_out,"turning on non blocking io\n"); - if (BIO_socket_ioctl(s,FIONBIO,&l) < 0) - { - ERR_print_errors(bio_err); - goto end; - } - } -#endif - if (c_Pause & 0x01) con->debug=1; - - if ( SSL_version(con) == DTLS1_VERSION) - { - - sbio=BIO_new_dgram(s,BIO_NOCLOSE); - if (getsockname(s, &peer, (void *)&peerlen) < 0) - { - BIO_printf(bio_err, "getsockname:errno=%d\n", - get_last_socket_error()); - SHUTDOWN(s); - goto end; - } - - (void)BIO_ctrl_set_connected(sbio, 1, &peer); - - if (enable_timeouts) - { - timeout.tv_sec = 0; - timeout.tv_usec = DGRAM_RCV_TIMEOUT; - BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); - - timeout.tv_sec = 0; - timeout.tv_usec = DGRAM_SND_TIMEOUT; - BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); - } - - if (socket_mtu > 28) - { - SSL_set_options(con, SSL_OP_NO_QUERY_MTU); - SSL_set_mtu(con, socket_mtu - 28); - } - else - /* want to do MTU discovery */ - BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); - } - else - sbio=BIO_new_socket(s,BIO_NOCLOSE); - - if (nbio_test) - { - BIO *test; - - test=BIO_new(BIO_f_nbio_test()); - sbio=BIO_push(test,sbio); - } - - if (c_debug) - { - con->debug=1; - BIO_set_callback(sbio,bio_dump_callback); - BIO_set_callback_arg(sbio,(char *)bio_c_out); - } - if (c_msg) - { - SSL_set_msg_callback(con, msg_cb); - SSL_set_msg_callback_arg(con, bio_c_out); - } -#ifndef OPENSSL_NO_TLSEXT - if (c_tlsextdebug) - { - SSL_set_tlsext_debug_callback(con, tlsext_cb); - SSL_set_tlsext_debug_arg(con, bio_c_out); - } - if (c_status_req) - { - SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp); - SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb); - SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out); -#if 0 -{ -STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null(); -OCSP_RESPID *id = OCSP_RESPID_new(); -id->value.byKey = ASN1_OCTET_STRING_new(); -id->type = V_OCSP_RESPID_KEY; -ASN1_STRING_set(id->value.byKey, "Hello World", -1); -sk_OCSP_RESPID_push(ids, id); -SSL_set_tlsext_status_ids(con, ids); -} -#endif - } -#endif -#ifndef OPENSSL_NO_JPAKE - if (jpake_secret) - jpake_client_auth(bio_c_out, sbio, jpake_secret); -#endif - - SSL_set_bio(con,sbio,sbio); - SSL_set_connect_state(con); - - /* ok, lets connect */ - width=SSL_get_fd(con)+1; - - read_tty=1; - write_tty=0; - tty_on=0; - read_ssl=1; - write_ssl=1; - - cbuf_len=0; - cbuf_off=0; - sbuf_len=0; - sbuf_off=0; - - /* This is an ugly hack that does a lot of assumptions */ - /* We do have to handle multi-line responses which may come - in a single packet or not. We therefore have to use - BIO_gets() which does need a buffering BIO. So during - the initial chitchat we do push a buffering BIO into the - chain that is removed again later on to not disturb the - rest of the s_client operation. */ - if (starttls_proto == PROTO_SMTP) - { - int foundit=0; - BIO *fbio = BIO_new(BIO_f_buffer()); - BIO_push(fbio, sbio); - /* wait for multi-line response to end from SMTP */ - do - { - mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); - } - while (mbuf_len>3 && mbuf[3]=='-'); - /* STARTTLS command requires EHLO... */ - BIO_printf(fbio,"EHLO openssl.client.net\r\n"); - (void)BIO_flush(fbio); - /* wait for multi-line response to end EHLO SMTP response */ - do - { - mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); - if (strstr(mbuf,"STARTTLS")) - foundit=1; - } - while (mbuf_len>3 && mbuf[3]=='-'); - (void)BIO_flush(fbio); - BIO_pop(fbio); - BIO_free(fbio); - if (!foundit) - BIO_printf(bio_err, - "didn't found starttls in server response," - " try anyway...\n"); - BIO_printf(sbio,"STARTTLS\r\n"); - BIO_read(sbio,sbuf,BUFSIZZ); - } - else if (starttls_proto == PROTO_POP3) - { - BIO_read(sbio,mbuf,BUFSIZZ); - BIO_printf(sbio,"STLS\r\n"); - BIO_read(sbio,sbuf,BUFSIZZ); - } - else if (starttls_proto == PROTO_IMAP) - { - int foundit=0; - BIO *fbio = BIO_new(BIO_f_buffer()); - BIO_push(fbio, sbio); - BIO_gets(fbio,mbuf,BUFSIZZ); - /* STARTTLS command requires CAPABILITY... */ - BIO_printf(fbio,". CAPABILITY\r\n"); - (void)BIO_flush(fbio); - /* wait for multi-line CAPABILITY response */ - do - { - mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); - if (strstr(mbuf,"STARTTLS")) - foundit=1; - } - while (mbuf_len>3 && mbuf[0]!='.'); - (void)BIO_flush(fbio); - BIO_pop(fbio); - BIO_free(fbio); - if (!foundit) - BIO_printf(bio_err, - "didn't found STARTTLS in server response," - " try anyway...\n"); - BIO_printf(sbio,". STARTTLS\r\n"); - BIO_read(sbio,sbuf,BUFSIZZ); - } - else if (starttls_proto == PROTO_FTP) - { - BIO *fbio = BIO_new(BIO_f_buffer()); - BIO_push(fbio, sbio); - /* wait for multi-line response to end from FTP */ - do - { - mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); - } - while (mbuf_len>3 && mbuf[3]=='-'); - (void)BIO_flush(fbio); - BIO_pop(fbio); - BIO_free(fbio); - BIO_printf(sbio,"AUTH TLS\r\n"); - BIO_read(sbio,sbuf,BUFSIZZ); - } - if (starttls_proto == PROTO_XMPP) - { - int seen = 0; - BIO_printf(sbio,"<stream:stream " - "xmlns:stream='http://etherx.jabber.org/streams' " - "xmlns='jabber:client' to='%s' version='1.0'>", host); - seen = BIO_read(sbio,mbuf,BUFSIZZ); - mbuf[seen] = 0; - while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")) - { - if (strstr(mbuf, "/stream:features>")) - goto shut; - seen = BIO_read(sbio,mbuf,BUFSIZZ); - mbuf[seen] = 0; - } - BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>"); - seen = BIO_read(sbio,sbuf,BUFSIZZ); - sbuf[seen] = 0; - if (!strstr(sbuf, "<proceed")) - goto shut; - mbuf[0] = 0; - } - - for (;;) - { - FD_ZERO(&readfds); - FD_ZERO(&writefds); - - if ((SSL_version(con) == DTLS1_VERSION) && - DTLSv1_get_timeout(con, &timeout)) - timeoutp = &timeout; - else - timeoutp = NULL; - - if (SSL_in_init(con) && !SSL_total_renegotiations(con)) - { - in_init=1; - tty_on=0; - } - else - { - tty_on=1; - if (in_init) - { - in_init=0; -#if 0 /* This test doesn't really work as intended (needs to be fixed) */ -#ifndef OPENSSL_NO_TLSEXT - if (servername != NULL && !SSL_session_reused(con)) - { - BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not "); - } -#endif -#endif - if (sess_out) - { - BIO *stmp = BIO_new_file(sess_out, "w"); - if (stmp) - { - PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con)); - BIO_free(stmp); - } - else - BIO_printf(bio_err, "Error writing session file %s\n", sess_out); - } - print_stuff(bio_c_out,con,full_log); - if (full_log > 0) full_log--; - - if (starttls_proto) - { - BIO_printf(bio_err,"%s",mbuf); - /* We don't need to know any more */ - starttls_proto = PROTO_OFF; - } - - if (reconnect) - { - reconnect--; - BIO_printf(bio_c_out,"drop connection and then reconnect\n"); - SSL_shutdown(con); - SSL_set_connect_state(con); - SHUTDOWN(SSL_get_fd(con)); - goto re_start; - } - } - } - - ssl_pending = read_ssl && SSL_pending(con); - - if (!ssl_pending) - { -#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5) - if (tty_on) - { - if (read_tty) openssl_fdset(fileno(stdin),&readfds); - if (write_tty) openssl_fdset(fileno(stdout),&writefds); - } - if (read_ssl) - openssl_fdset(SSL_get_fd(con),&readfds); - if (write_ssl) - openssl_fdset(SSL_get_fd(con),&writefds); -#else - if(!tty_on || !write_tty) { - if (read_ssl) - openssl_fdset(SSL_get_fd(con),&readfds); - if (write_ssl) - openssl_fdset(SSL_get_fd(con),&writefds); - } -#endif -/* printf("mode tty(%d %d%d) ssl(%d%d)\n", - tty_on,read_tty,write_tty,read_ssl,write_ssl);*/ - - /* Note: under VMS with SOCKETSHR the second parameter - * is currently of type (int *) whereas under other - * systems it is (void *) if you don't have a cast it - * will choke the compiler: if you do have a cast then - * you can either go for (int *) or (void *). - */ -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) - /* Under Windows/DOS we make the assumption that we can - * always write to the tty: therefore if we need to - * write to the tty we just fall through. Otherwise - * we timeout the select every second and see if there - * are any keypresses. Note: this is a hack, in a proper - * Windows application we wouldn't do this. - */ - i=0; - if(!write_tty) { - if(read_tty) { - tv.tv_sec = 1; - tv.tv_usec = 0; - i=select(width,(void *)&readfds,(void *)&writefds, - NULL,&tv); -#if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) - if(!i && (!_kbhit() || !read_tty) ) continue; -#else - if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue; -#endif - } else i=select(width,(void *)&readfds,(void *)&writefds, - NULL,timeoutp); - } -#elif defined(OPENSSL_SYS_NETWARE) - if(!write_tty) { - if(read_tty) { - tv.tv_sec = 1; - tv.tv_usec = 0; - i=select(width,(void *)&readfds,(void *)&writefds, - NULL,&tv); - } else i=select(width,(void *)&readfds,(void *)&writefds, - NULL,timeoutp); - } -#elif defined(OPENSSL_SYS_BEOS_R5) - /* Under BeOS-R5 the situation is similar to DOS */ - i=0; - stdin_set = 0; - (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK); - if(!write_tty) { - if(read_tty) { - tv.tv_sec = 1; - tv.tv_usec = 0; - i=select(width,(void *)&readfds,(void *)&writefds, - NULL,&tv); - if (read(fileno(stdin), sbuf, 0) >= 0) - stdin_set = 1; - if (!i && (stdin_set != 1 || !read_tty)) - continue; - } else i=select(width,(void *)&readfds,(void *)&writefds, - NULL,timeoutp); - } - (void)fcntl(fileno(stdin), F_SETFL, 0); -#else - i=select(width,(void *)&readfds,(void *)&writefds, - NULL,timeoutp); -#endif - if ( i < 0) - { - BIO_printf(bio_err,"bad select %d\n", - get_last_socket_error()); - goto shut; - /* goto end; */ - } - } - - if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0) - { - BIO_printf(bio_err,"TIMEOUT occured\n"); - } - - if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds)) - { - k=SSL_write(con,&(cbuf[cbuf_off]), - (unsigned int)cbuf_len); - switch (SSL_get_error(con,k)) - { - case SSL_ERROR_NONE: - cbuf_off+=k; - cbuf_len-=k; - if (k <= 0) goto end; - /* we have done a write(con,NULL,0); */ - if (cbuf_len <= 0) - { - read_tty=1; - write_ssl=0; - } - else /* if (cbuf_len > 0) */ - { - read_tty=0; - write_ssl=1; - } - break; - case SSL_ERROR_WANT_WRITE: - BIO_printf(bio_c_out,"write W BLOCK\n"); - write_ssl=1; - read_tty=0; - break; - case SSL_ERROR_WANT_READ: - BIO_printf(bio_c_out,"write R BLOCK\n"); - write_tty=0; - read_ssl=1; - write_ssl=0; - break; - case SSL_ERROR_WANT_X509_LOOKUP: - BIO_printf(bio_c_out,"write X BLOCK\n"); - break; - case SSL_ERROR_ZERO_RETURN: - if (cbuf_len != 0) - { - BIO_printf(bio_c_out,"shutdown\n"); - ret = 0; - goto shut; - } - else - { - read_tty=1; - write_ssl=0; - break; - } - - case SSL_ERROR_SYSCALL: - if ((k != 0) || (cbuf_len != 0)) - { - BIO_printf(bio_err,"write:errno=%d\n", - get_last_socket_error()); - goto shut; - } - else - { - read_tty=1; - write_ssl=0; - } - break; - case SSL_ERROR_SSL: - ERR_print_errors(bio_err); - goto shut; - } - } -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) - /* Assume Windows/DOS/BeOS can always write */ - else if (!ssl_pending && write_tty) -#else - else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds)) -#endif - { -#ifdef CHARSET_EBCDIC - ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len); -#endif - i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len); - - if (i <= 0) - { - BIO_printf(bio_c_out,"DONE\n"); - ret = 0; - goto shut; - /* goto end; */ - } - - sbuf_len-=i;; - sbuf_off+=i; - if (sbuf_len <= 0) - { - read_ssl=1; - write_tty=0; - } - } - else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds)) - { -#ifdef RENEG -{ static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } } -#endif -#if 1 - k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ ); -#else -/* Demo for pending and peek :-) */ - k=SSL_read(con,sbuf,16); -{ char zbuf[10240]; -printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240)); -} -#endif - - switch (SSL_get_error(con,k)) - { - case SSL_ERROR_NONE: - if (k <= 0) - goto end; - sbuf_off=0; - sbuf_len=k; - - read_ssl=0; - write_tty=1; - break; - case SSL_ERROR_WANT_WRITE: - BIO_printf(bio_c_out,"read W BLOCK\n"); - write_ssl=1; - read_tty=0; - break; - case SSL_ERROR_WANT_READ: - BIO_printf(bio_c_out,"read R BLOCK\n"); - write_tty=0; - read_ssl=1; - if ((read_tty == 0) && (write_ssl == 0)) - write_ssl=1; - break; - case SSL_ERROR_WANT_X509_LOOKUP: - BIO_printf(bio_c_out,"read X BLOCK\n"); - break; - case SSL_ERROR_SYSCALL: - ret=get_last_socket_error(); - BIO_printf(bio_err,"read:errno=%d\n",ret); - goto shut; - case SSL_ERROR_ZERO_RETURN: - BIO_printf(bio_c_out,"closed\n"); - ret=0; - goto shut; - case SSL_ERROR_SSL: - ERR_print_errors(bio_err); - goto shut; - /* break; */ - } - } - -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) -#if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) - else if (_kbhit()) -#else - else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) -#endif -#elif defined (OPENSSL_SYS_NETWARE) - else if (_kbhit()) -#elif defined(OPENSSL_SYS_BEOS_R5) - else if (stdin_set) -#else - else if (FD_ISSET(fileno(stdin),&readfds)) -#endif - { - if (crlf) - { - int j, lf_num; - - i=raw_read_stdin(cbuf,BUFSIZZ/2); - lf_num = 0; - /* both loops are skipped when i <= 0 */ - for (j = 0; j < i; j++) - if (cbuf[j] == '\n') - lf_num++; - for (j = i-1; j >= 0; j--) - { - cbuf[j+lf_num] = cbuf[j]; - if (cbuf[j] == '\n') - { - lf_num--; - i++; - cbuf[j+lf_num] = '\r'; - } - } - assert(lf_num == 0); - } - else - i=raw_read_stdin(cbuf,BUFSIZZ); - - if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) - { - BIO_printf(bio_err,"DONE\n"); - ret=0; - goto shut; - } - - if ((!c_ign_eof) && (cbuf[0] == 'R')) - { - BIO_printf(bio_err,"RENEGOTIATING\n"); - SSL_renegotiate(con); - cbuf_len=0; - } - else - { - cbuf_len=i; - cbuf_off=0; -#ifdef CHARSET_EBCDIC - ebcdic2ascii(cbuf, cbuf, i); -#endif - } - - write_ssl=1; - read_tty=0; - } - } - - ret=0; -shut: - if (in_init) - print_stuff(bio_c_out,con,full_log); - SSL_shutdown(con); - SHUTDOWN(SSL_get_fd(con)); -end: - if (con != NULL) - { - if (prexit != 0) - print_stuff(bio_c_out,con,1); - SSL_free(con); - } - if (ctx != NULL) SSL_CTX_free(ctx); - if (cert) - X509_free(cert); - if (key) - EVP_PKEY_free(key); - if (pass) - OPENSSL_free(pass); - if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); } - if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); } - if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); } - if (bio_c_out != NULL) - { - BIO_free(bio_c_out); - bio_c_out=NULL; - } - apps_shutdown(); - OPENSSL_EXIT(ret); - } - - -static void print_stuff(BIO *bio, SSL *s, int full) - { - X509 *peer=NULL; - char *p; - static const char *space=" "; - char buf[BUFSIZ]; - STACK_OF(X509) *sk; - STACK_OF(X509_NAME) *sk2; - const SSL_CIPHER *c; - X509_NAME *xn; - int j,i; -#ifndef OPENSSL_NO_COMP - const COMP_METHOD *comp, *expansion; -#endif - - if (full) - { - int got_a_chain = 0; - - sk=SSL_get_peer_cert_chain(s); - if (sk != NULL) - { - got_a_chain = 1; /* we don't have it for SSL2 (yet) */ - - BIO_printf(bio,"---\nCertificate chain\n"); - for (i=0; i<sk_X509_num(sk); i++) - { - X509_NAME_oneline(X509_get_subject_name( - sk_X509_value(sk,i)),buf,sizeof buf); - BIO_printf(bio,"%2d s:%s\n",i,buf); - X509_NAME_oneline(X509_get_issuer_name( - sk_X509_value(sk,i)),buf,sizeof buf); - BIO_printf(bio," i:%s\n",buf); - if (c_showcerts) - PEM_write_bio_X509(bio,sk_X509_value(sk,i)); - } - } - - BIO_printf(bio,"---\n"); - peer=SSL_get_peer_certificate(s); - if (peer != NULL) - { - BIO_printf(bio,"Server certificate\n"); - if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */ - PEM_write_bio_X509(bio,peer); - X509_NAME_oneline(X509_get_subject_name(peer), - buf,sizeof buf); - BIO_printf(bio,"subject=%s\n",buf); - X509_NAME_oneline(X509_get_issuer_name(peer), - buf,sizeof buf); - BIO_printf(bio,"issuer=%s\n",buf); - } - else - BIO_printf(bio,"no peer certificate available\n"); - - sk2=SSL_get_client_CA_list(s); - if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) - { - BIO_printf(bio,"---\nAcceptable client certificate CA names\n"); - for (i=0; i<sk_X509_NAME_num(sk2); i++) - { - xn=sk_X509_NAME_value(sk2,i); - X509_NAME_oneline(xn,buf,sizeof(buf)); - BIO_write(bio,buf,strlen(buf)); - BIO_write(bio,"\n",1); - } - } - else - { - BIO_printf(bio,"---\nNo client certificate CA names sent\n"); - } - p=SSL_get_shared_ciphers(s,buf,sizeof buf); - if (p != NULL) - { - /* This works only for SSL 2. In later protocol - * versions, the client does not know what other - * ciphers (in addition to the one to be used - * in the current connection) the server supports. */ - - BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n"); - j=i=0; - while (*p) - { - if (*p == ':') - { - BIO_write(bio,space,15-j%25); - i++; - j=0; - BIO_write(bio,((i%3)?" ":"\n"),1); - } - else - { - BIO_write(bio,p,1); - j++; - } - p++; - } - BIO_write(bio,"\n",1); - } - - BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n", - BIO_number_read(SSL_get_rbio(s)), - BIO_number_written(SSL_get_wbio(s))); - } - BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, ")); - c=SSL_get_current_cipher(s); - BIO_printf(bio,"%s, Cipher is %s\n", - SSL_CIPHER_get_version(c), - SSL_CIPHER_get_name(c)); - if (peer != NULL) { - EVP_PKEY *pktmp; - pktmp = X509_get_pubkey(peer); - BIO_printf(bio,"Server public key is %d bit\n", - EVP_PKEY_bits(pktmp)); - EVP_PKEY_free(pktmp); - } - BIO_printf(bio, "Secure Renegotiation IS%s supported\n", - SSL_get_secure_renegotiation_support(s) ? "" : " NOT"); -#ifndef OPENSSL_NO_COMP - comp=SSL_get_current_compression(s); - expansion=SSL_get_current_expansion(s); - BIO_printf(bio,"Compression: %s\n", - comp ? SSL_COMP_get_name(comp) : "NONE"); - BIO_printf(bio,"Expansion: %s\n", - expansion ? SSL_COMP_get_name(expansion) : "NONE"); -#endif - -#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) - if (next_proto.status != -1) { - const unsigned char *proto; - unsigned int proto_len; - SSL_get0_next_proto_negotiated(s, &proto, &proto_len); - BIO_printf(bio, "Next protocol: (%d) ", next_proto.status); - BIO_write(bio, proto, proto_len); - BIO_write(bio, "\n", 1); - } -#endif - - SSL_SESSION_print(bio,SSL_get_session(s)); - BIO_printf(bio,"---\n"); - if (peer != NULL) - X509_free(peer); - /* flush, or debugging output gets mixed with http response */ - (void)BIO_flush(bio); - } - -#ifndef OPENSSL_NO_TLSEXT - -static int ocsp_resp_cb(SSL *s, void *arg) - { - const unsigned char *p; - int len; - OCSP_RESPONSE *rsp; - len = SSL_get_tlsext_status_ocsp_resp(s, &p); - BIO_puts(arg, "OCSP response: "); - if (!p) - { - BIO_puts(arg, "no response sent\n"); - return 1; - } - rsp = d2i_OCSP_RESPONSE(NULL, &p, len); - if (!rsp) - { - BIO_puts(arg, "response parse error\n"); - BIO_dump_indent(arg, (char *)p, len, 4); - return 0; - } - BIO_puts(arg, "\n======================================\n"); - OCSP_RESPONSE_print(arg, rsp, 0); - BIO_puts(arg, "======================================\n"); - OCSP_RESPONSE_free(rsp); - return 1; - } - -#endif |