diff options
Diffstat (limited to 'apps/s_client.c')
| -rw-r--r-- | apps/s_client.c | 3917 |
1 files changed, 1912 insertions, 2005 deletions
diff --git a/apps/s_client.c b/apps/s_client.c index 7b87e35750..0b15a5ec6c 100644 --- a/apps/s_client.c +++ b/apps/s_client.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -63,7 +63,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -141,12 +141,14 @@ #include <stdlib.h> #include <string.h> #include <openssl/e_os2.h> -/* 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 */ +/* + * 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 +# define __U_INT typedef unsigned int u_int; #endif @@ -160,25 +162,31 @@ typedef unsigned int u_int; #include <openssl/ocsp.h> #include <openssl/bn.h> #ifndef OPENSSL_NO_SRP -#include <openssl/srp.h> +# include <openssl/srp.h> #endif #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 +# undef FIONBIO #endif #undef PROG -#define PROG s_client_main +#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 SSL_HOST_NAME "www.netscape.com" + */ +/* + * #define SSL_HOST_NAME "193.118.187.102" + */ +#define SSL_HOST_NAME "localhost" /* no default cert. */ -/*#define TEST_CERT "client.pem" */ +/* + * #define TEST_CERT "client.pem" + */ #undef BUFSIZZ #define BUFSIZZ 1024*8 @@ -189,252 +197,296 @@ extern int verify_return_error; extern int verify_quiet; #ifdef FIONBIO -static int c_nbio=0; +static int c_nbio = 0; #endif -static int c_Pause=0; -static int c_debug=0; +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; +static int c_tlsextdebug = 0; +static int c_status_req = 0; #endif -static int c_msg=0; -static int c_showcerts=0; +static int c_msg = 0; +static int c_showcerts = 0; -static char *keymatexportlabel=NULL; -static int keymatexportlen=20; +static char *keymatexportlabel = NULL; +static int keymatexportlen = 20; static void sc_usage(void); -static void print_stuff(BIO *berr,SSL *con,int full); +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 BIO *bio_c_msg=NULL; -static int c_quiet=0; -static int c_ign_eof=0; -static int c_brief=0; +static BIO *bio_c_out = NULL; +static BIO *bio_c_msg = NULL; +static int c_quiet = 0; +static int c_ign_eof = 0; +static int c_brief = 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 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; - } + 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; + } - psk_len=BN_bn2bin(bn, psk); + 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); - if (psk_len == 0) - goto out_err; + return 0; + } - if (c_debug) - BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len); + psk_len = BN_bn2bin(bn, psk); + BN_free(bn); + if (psk_len == 0) + goto out_err; - return psk_len; + 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; - } + 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 - connect over TCP/IP (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR); - BIO_printf(bio_err," -unix path - connect over unix domain sockets\n"); - BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); - BIO_printf(bio_err," -verify_return_error - return verification errors\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," -trusted_first - Use local CA's first when building trust chain\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," -prexit - print session information even on connection failure\n"); - BIO_printf(bio_err," -showcerts - show all certificates in the chain\n"); - BIO_printf(bio_err," -debug - extra output\n"); +{ + 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 - connect over TCP/IP (default is %s:%s)\n", + SSL_HOST_NAME, PORT_STR); + BIO_printf(bio_err, + " -unix path - connect over unix domain sockets\n"); + BIO_printf(bio_err, + " -verify arg - turn on peer certificate verification\n"); + BIO_printf(bio_err, + " -verify_return_error - return verification errors\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, + " -trusted_first - Use local CA's first when building trust chain\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, + " -prexit - print session information even on connection failure\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"); + 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"); + 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"); + 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"); + 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"); + BIO_printf(bio_err, " -jpake arg - JPAKE secret to use\n"); # endif #endif #ifndef OPENSSL_NO_SRP - BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n"); - BIO_printf(bio_err," -srppass arg - password for 'user'\n"); - BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n"); - BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n"); - BIO_printf(bio_err," -srp_strength int - minimal length in bits for N (default %d).\n",SRP_MINIMAL_N); + BIO_printf(bio_err, + " -srpuser user - SRP authentification for 'user'\n"); + BIO_printf(bio_err, " -srppass arg - password for 'user'\n"); + BIO_printf(bio_err, + " -srp_lateuser - SRP username into second ClientHello message\n"); + BIO_printf(bio_err, + " -srp_moregroups - Tolerate other than the known g N values.\n"); + BIO_printf(bio_err, + " -srp_strength int - minimal length in bits for N (default %d).\n", + SRP_MINIMAL_N); #endif #ifndef OPENSSL_NO_SSL3_METHOD - BIO_printf(bio_err," -ssl3 - just use SSLv3\n"); -#endif - BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n"); - BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n"); - BIO_printf(bio_err," -tls1 - just use TLSv1\n"); - BIO_printf(bio_err," -dtls1 - just use DTLSv1\n"); - BIO_printf(bio_err," -fallback_scsv - send TLS_FALLBACK_SCSV\n"); - BIO_printf(bio_err," -mtu - set the link layer MTU\n"); - BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3 - turn off that protocol\n"); - BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\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"); - BIO_printf(bio_err," -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n"); + BIO_printf(bio_err, " -ssl3 - just use SSLv3\n"); +#endif + BIO_printf(bio_err, " -tls1_2 - just use TLSv1.2\n"); + BIO_printf(bio_err, " -tls1_1 - just use TLSv1.1\n"); + BIO_printf(bio_err, " -tls1 - just use TLSv1\n"); + BIO_printf(bio_err, " -dtls1 - just use DTLSv1\n"); + BIO_printf(bio_err, " -fallback_scsv - send TLS_FALLBACK_SCSV\n"); + BIO_printf(bio_err, " -mtu - set the link layer MTU\n"); + BIO_printf(bio_err, + " -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3 - turn off that protocol\n"); + BIO_printf(bio_err, + " -bugs - Switch on all SSL implementation bug workarounds\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"); + BIO_printf(bio_err, + " -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n"); #ifndef OPENSSL_NO_ENGINE - BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); + 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"); + 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"); - BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n"); + 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"); + BIO_printf(bio_err, + " -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n"); # ifndef OPENSSL_NO_NEXTPROTONEG - BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n"); + BIO_printf(bio_err, + " -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n"); # endif - BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n"); + BIO_printf(bio_err, + " -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n"); #endif - BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); + BIO_printf(bio_err, + " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); #ifndef OPENSSL_NO_SRTP - BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n"); + BIO_printf(bio_err, + " -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n"); #endif - BIO_printf(bio_err," -keymatexport label - Export keying material using label\n"); - BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n"); - } + BIO_printf(bio_err, + " -keymatexport label - Export keying material using label\n"); + BIO_printf(bio_err, + " -keymatexportlen len - Export len bytes of keying material (default 20)\n"); +} #ifndef OPENSSL_NO_TLSEXT /* This is a context that we pass to callbacks */ typedef struct tlsextctx_st { - BIO * biodebug; - int ack; + BIO *biodebug; + int ack; } tlsextctx; - static int 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; - } +{ + 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_SRP +# ifndef OPENSSL_NO_SRP /* This is a context that we pass to all callbacks */ -typedef struct srp_arg_st - { - char *srppassin; - char *srplogin; - int msg; /* copy from c_msg */ - int debug; /* copy from c_debug */ - int amp; /* allow more groups */ - int strength /* minimal size for N */ ; - } SRP_ARG; - -#define SRP_NUMBER_ITERATIONS_FOR_PRIME 64 +typedef struct srp_arg_st { + char *srppassin; + char *srplogin; + int msg; /* copy from c_msg */ + int debug; /* copy from c_debug */ + int amp; /* allow more groups */ + int strength /* minimal size for N */ ; +} SRP_ARG; + +# define SRP_NUMBER_ITERATIONS_FOR_PRIME 64 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) - { - BN_CTX *bn_ctx = BN_CTX_new(); - BIGNUM *p = BN_new(); - BIGNUM *r = BN_new(); - int ret = - g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) && - BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && - p != NULL && BN_rshift1(p, N) && - - /* p = (N-1)/2 */ - BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && - r != NULL && - - /* verify g^((N-1)/2) == -1 (mod N) */ - BN_mod_exp(r, g, p, N, bn_ctx) && - BN_add_word(r, 1) && - BN_cmp(r, N) == 0; - - if(r) - BN_free(r); - if(p) - BN_free(p); - if(bn_ctx) - BN_CTX_free(bn_ctx); - return ret; - } +{ + BN_CTX *bn_ctx = BN_CTX_new(); + BIGNUM *p = BN_new(); + BIGNUM *r = BN_new(); + int ret = + g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) && + BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && + p != NULL && BN_rshift1(p, N) && + /* p = (N-1)/2 */ + BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && + r != NULL && + /* verify g^((N-1)/2) == -1 (mod N) */ + BN_mod_exp(r, g, p, N, bn_ctx) && + BN_add_word(r, 1) && BN_cmp(r, N) == 0; + + if (r) + BN_free(r); + if (p) + BN_free(p); + if (bn_ctx) + BN_CTX_free(bn_ctx); + return ret; +} /*- * This callback is used here for two purposes: @@ -443,1942 +495,1797 @@ static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) * The callback is only called for a non default group. * * An application does not need the call back at all if - * only the stanard groups are used. In real life situations, - * client and server already share well known groups, - * thus there is no need to verify them. + * only the stanard groups are used. In real life situations, + * client and server already share well known groups, + * thus there is no need to verify them. * Furthermore, in case that a server actually proposes a group that - * is not one of those defined in RFC 5054, it is more appropriate - * to add the group to a static list and then compare since + * is not one of those defined in RFC 5054, it is more appropriate + * to add the group to a static list and then compare since * primality tests are rather cpu consuming. */ static int ssl_srp_verify_param_cb(SSL *s, void *arg) - { - SRP_ARG *srp_arg = (SRP_ARG *)arg; - BIGNUM *N = NULL, *g = NULL; - if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s))) - return 0; - if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) - { - BIO_printf(bio_err, "SRP parameters:\n"); - BIO_printf(bio_err,"\tN="); BN_print(bio_err,N); - BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g); - BIO_printf(bio_err,"\n"); - } - - if (SRP_check_known_gN_param(g,N)) - return 1; - - if (srp_arg->amp == 1) - { - if (srp_arg->debug) - BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n"); - -/* The srp_moregroups is a real debugging feature. - Implementors should rather add the value to the known ones. - The minimal size has already been tested. -*/ - if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g)) - return 1; - } - BIO_printf(bio_err, "SRP param N and g rejected.\n"); - return 0; - } - -#define PWD_STRLEN 1024 - -static char * ssl_give_srp_client_pwd_cb(SSL *s, void *arg) - { - SRP_ARG *srp_arg = (SRP_ARG *)arg; - char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1); - PW_CB_DATA cb_tmp; - int l; - - cb_tmp.password = (char *)srp_arg->srppassin; - cb_tmp.prompt_info = "SRP user"; - if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0) - { - BIO_printf (bio_err, "Can't read Password\n"); - OPENSSL_free(pass); - return NULL; - } - *(pass+l)= '\0'; - - return pass; - } +{ + SRP_ARG *srp_arg = (SRP_ARG *)arg; + BIGNUM *N = NULL, *g = NULL; + if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s))) + return 0; + if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) { + BIO_printf(bio_err, "SRP parameters:\n"); + BIO_printf(bio_err, "\tN="); + BN_print(bio_err, N); + BIO_printf(bio_err, "\n\tg="); + BN_print(bio_err, g); + BIO_printf(bio_err, "\n"); + } + + if (SRP_check_known_gN_param(g, N)) + return 1; + + if (srp_arg->amp == 1) { + if (srp_arg->debug) + BIO_printf(bio_err, + "SRP param N and g are not known params, going to check deeper.\n"); + + /* + * The srp_moregroups is a real debugging feature. Implementors + * should rather add the value to the known ones. The minimal size + * has already been tested. + */ + if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g)) + return 1; + } + BIO_printf(bio_err, "SRP param N and g rejected.\n"); + return 0; +} -#endif -#ifndef OPENSSL_NO_SRTP - char *srtp_profiles = NULL; -#endif +# define PWD_STRLEN 1024 + +static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg) +{ + SRP_ARG *srp_arg = (SRP_ARG *)arg; + char *pass = (char *)OPENSSL_malloc(PWD_STRLEN + 1); + PW_CB_DATA cb_tmp; + int l; + + cb_tmp.password = (char *)srp_arg->srppassin; + cb_tmp.prompt_info = "SRP user"; + if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) { + BIO_printf(bio_err, "Can't read Password\n"); + OPENSSL_free(pass); + return NULL; + } + *(pass + l) = '\0'; + + return pass; +} + +# endif +# ifndef OPENSSL_NO_SRTP +char *srtp_profiles = NULL; +# endif # 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; + 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 */ - -static int serverinfo_cli_parse_cb(SSL* s, unsigned int ext_type, - const unsigned char* in, size_t inlen, - int* al, void* arg) - { - char pem_name[100]; - unsigned char ext_buf[4 + 65536]; - - /* Reconstruct the type/len fields prior to extension data */ - ext_buf[0] = ext_type >> 8; - ext_buf[1] = ext_type & 0xFF; - ext_buf[2] = inlen >> 8; - ext_buf[3] = inlen & 0xFF; - memcpy(ext_buf+4, in, inlen); - - BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", - ext_type); - PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); - return 1; - } - -#endif - -enum +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 */ + +static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type, + const unsigned char *in, size_t inlen, + int *al, void *arg) { - PROTO_OFF = 0, - PROTO_SMTP, - PROTO_POP3, - PROTO_IMAP, - PROTO_FTP, - PROTO_XMPP + char pem_name[100]; + unsigned char ext_buf[4 + 65536]; + + /* Reconstruct the type/len fields prior to extension data */ + ext_buf[0] = ext_type >> 8; + ext_buf[1] = ext_type & 0xFF; + ext_buf[2] = inlen >> 8; + ext_buf[3] = inlen & 0xFF; + memcpy(ext_buf + 4, in, inlen); + + BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", + ext_type); + PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); + return 1; +} + +#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) - { - int build_chain = 0; - SSL *con=NULL; +{ + int build_chain = 0; + SSL *con = NULL; #ifndef OPENSSL_NO_KRB5 - KSSL_CTX *kctx; -#endif - 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; - const char *unix_path = NULL; - char *xmpphost = NULL; - char *cert_file=NULL,*key_file=NULL,*chain_file=NULL; - int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; - char *passarg = NULL, *pass = NULL; - X509 *cert = NULL; - EVP_PKEY *key = NULL; - STACK_OF(X509) *chain = NULL; - char *CApath=NULL,*CAfile=NULL; - char *chCApath=NULL,*chCAfile=NULL; - char *vfyCApath=NULL,*vfyCAfile=NULL; - int reconnect=0,badop=0,verify=SSL_VERIFY_NONE; - 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; + KSSL_CTX *kctx; +#endif + 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; + const char *unix_path = NULL; + char *xmpphost = NULL; + char *cert_file = NULL, *key_file = NULL, *chain_file = NULL; + int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; + char *passarg = NULL, *pass = NULL; + X509 *cert = NULL; + EVP_PKEY *key = NULL; + STACK_OF(X509) *chain = NULL; + char *CApath = NULL, *CAfile = NULL; + char *chCApath = NULL, *chCAfile = NULL; + char *vfyCApath = NULL, *vfyCAfile = NULL; + int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE; + 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; + char *engine_id = NULL; + char *ssl_client_engine_id = NULL; + ENGINE *ssl_client_engine = NULL; #endif - ENGINE *e=NULL; + ENGINE *e = NULL; #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) - struct timeval tv; + struct timeval tv; #endif #ifndef OPENSSL_NO_TLSEXT - char *servername = NULL; - tlsextctx tlsextcbp = - {NULL,0}; + char *servername = NULL; + tlsextctx tlsextcbp = { NULL, 0 }; # ifndef OPENSSL_NO_NEXTPROTONEG - const char *next_proto_neg_in = NULL; + const char *next_proto_neg_in = NULL; # endif - const char *alpn_in = NULL; + const char *alpn_in = NULL; # define MAX_SI_TYPES 100 - unsigned short serverinfo_types[MAX_SI_TYPES]; - int serverinfo_types_count = 0; -#endif - char *sess_in = NULL; - char *sess_out = NULL; - struct sockaddr peer; - int peerlen = sizeof(peer); - int fallback_scsv = 0; - int enable_timeouts = 0 ; |