diff options
Diffstat (limited to 'apps/s_client.c')
-rw-r--r-- | apps/s_client.c | 885 |
1 files changed, 885 insertions, 0 deletions
diff --git a/apps/s_client.c b/apps/s_client.c new file mode 100644 index 0000000000..c93531718a --- /dev/null +++ b/apps/s_client.c @@ -0,0 +1,885 @@ +/* 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.] + */ + +#include <assert.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#ifdef 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(VMS) && defined(__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 "s_apps.h" + +#ifdef WINDOWS +#include <conio.h> +#endif + + +#if (defined(VMS) && __VMS_VER < 70000000) +/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ +#undef FIONBIO +#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; + +#ifdef FIONBIO +static int c_nbio=0; +#endif +static int c_Pause=0; +static int c_debug=0; +static int c_showcerts=0; + +static void sc_usage(void); +static void print_stuff(BIO *berr,SSL *con,int full); +static BIO *bio_c_out=NULL; +static int c_quiet=0; +static int c_ign_eof=0; + +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," -key arg - Private key file to use, PEM format assumed, in cert file if\n"); + BIO_printf(bio_err," not specified but cert file is.\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"); + 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," -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," -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," -cipher - preferred cipher to use, use the 'openssl ciphers'\n"); + BIO_printf(bio_err," command to see what is available\n"); + + } + +int MAIN(int, char **); + +int MAIN(int argc, char **argv) + { + int off=0; + SSL *con=NULL,*con2=NULL; + int s,k,width,state=0; + char *cbuf=NULL,*sbuf=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; + char *CApath=NULL,*CAfile=NULL,*cipher=NULL; + int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=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 prexit = 0; + SSL_METHOD *meth=NULL; + BIO *sbio; +#ifdef WINDOWS + struct timeval tv; +#endif + +#if !defined(NO_SSL2) && !defined(NO_SSL3) + meth=SSLv23_client_method(); +#elif !defined(NO_SSL3) + meth=SSLv3_client_method(); +#elif !defined(NO_SSL2) + meth=SSLv2_client_method(); +#endif + + apps_startup(); + c_Pause=0; + c_quiet=0; + c_ign_eof=0; + c_debug=0; + c_showcerts=0; + + if (bio_err == NULL) + bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); + + if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || + ((sbuf=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,"-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,"-pause") == 0) + c_Pause=1; + else if (strcmp(*argv,"-debug") == 0) + c_debug=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 NO_SSL2 + else if (strcmp(*argv,"-ssl2") == 0) + meth=SSLv2_client_method(); +#endif +#ifndef NO_SSL3 + else if (strcmp(*argv,"-ssl3") == 0) + meth=SSLv3_client_method(); +#endif +#ifndef NO_TLS1 + else if (strcmp(*argv,"-tls1") == 0) + meth=TLSv1_client_method(); +#endif + else if (strcmp(*argv,"-bugs") == 0) + bugs=1; + 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,"-cipher") == 0) + { + if (--argc < 1) goto bad; + cipher= *(++argv); + } +#ifdef FIONBIO + else if (strcmp(*argv,"-nbio") == 0) + { c_nbio=1; } +#endif + else + { + BIO_printf(bio_err,"unknown option %s\n",*argv); + badop=1; + break; + } + argc--; + argv++; + } + if (badop) + { +bad: + sc_usage(); + goto end; + } + + app_RAND_load_file(NULL, bio_err, 0); + + if (bio_c_out == NULL) + { + if (c_quiet) + { + bio_c_out=BIO_new(BIO_s_null()); + } + else + { + if (bio_c_out == NULL) + bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE); + } + } + + OpenSSL_add_ssl_algorithms(); + SSL_load_error_strings(); + ctx=SSL_CTX_new(meth); + if (ctx == NULL) + { + ERR_print_errors(bio_err); + goto end; + } + + if (bugs) + SSL_CTX_set_options(ctx,SSL_OP_ALL|off); + else + SSL_CTX_set_options(ctx,off); + + 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_stuff(ctx,cert_file,key_file)) + 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; */ + } + + + con=SSL_new(ctx); +/* SSL_set_cipher_list(con,"RC4-MD5"); */ + +re_start: + + if (init_client(&s,host,port) == 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; + 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_cb); + BIO_set_callback_arg(sbio,bio_c_out); + } + + 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; + + for (;;) + { + FD_ZERO(&readfds); + FD_ZERO(&writefds); + + 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; + print_stuff(bio_c_out,con,full_log); + if (full_log > 0) full_log--; + + 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) + { +#ifndef WINDOWS + if (tty_on) + { + if (read_tty) FD_SET(fileno(stdin),&readfds); + if (write_tty) FD_SET(fileno(stdout),&writefds); + } + if (read_ssl) + FD_SET(SSL_get_fd(con),&readfds); + if (write_ssl) + FD_SET(SSL_get_fd(con),&writefds); +#else + if(!tty_on || !write_tty) { + if (read_ssl) + FD_SET(SSL_get_fd(con),&readfds); + if (write_ssl) + FD_SET(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 *). + */ +#ifdef WINDOWS + /* Under Windows 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(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue; + } else i=select(width,(void *)&readfds,(void *)&writefds, + NULL,NULL); + } +#else + i=select(width,(void *)&readfds,(void *)&writefds, + NULL,NULL); +#endif + if ( i < 0) + { + BIO_printf(bio_err,"bad select %d\n", + get_last_socket_error()); + goto shut; + /* goto end; */ + } + } + + 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"); + 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; + } + } +#ifdef WINDOWS + /* Assume Windows 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=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len); + + if (i <= 0) + { + BIO_printf(bio_c_out,"DONE\n"); + 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: + BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error()); + goto shut; + case SSL_ERROR_ZERO_RETURN: + BIO_printf(bio_c_out,"closed\n"); + goto shut; + case SSL_ERROR_SSL: + ERR_print_errors(bio_err); + goto shut; + /* break; */ + } + } + +#ifdef WINDOWS + else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) +#else + else if (FD_ISSET(fileno(stdin),&readfds)) +#endif + { + if (crlf) + { + int j, lf_num; + + i=read(fileno(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=read(fileno(stdin),cbuf,BUFSIZZ); + + if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) + { + BIO_printf(bio_err,"DONE\n"); + 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; + } + } +shut: + SSL_shutdown(con); + SHUTDOWN(SSL_get_fd(con)); + ret=0; +end: + if(prexit) print_stuff(bio_c_out,con,1); + if (con != NULL) SSL_free(con); + if (con2 != NULL) SSL_free(con2); + if (ctx != NULL) SSL_CTX_free(ctx); + if (cbuf != NULL) { memset(cbuf,0,BUFSIZZ); OPENSSL_free(cbuf); } + if (sbuf != NULL) { memset(sbuf,0,BUFSIZZ); OPENSSL_free(sbuf); } + if (bio_c_out != NULL) + { + BIO_free(bio_c_out); + bio_c_out=NULL; + } + EXIT(ret); + } + + +static void print_stuff(BIO *bio, SSL *s, int full) + { + X509 *peer=NULL; + char *p; + static char *space=" "; + char buf[BUFSIZ]; + STACK_OF(X509) *sk; + STACK_OF(X509_NAME) *sk2; + SSL_CIPHER *c; + X509_NAME *xn; + int j,i; + + 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,BUFSIZ); + BIO_printf(bio,"%2d s:%s\n",i,buf); + X509_NAME_oneline(X509_get_issuer_name( + sk_X509_value(sk,i)),buf,BUFSIZ); + 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,BUFSIZ); + BIO_printf(bio,"subject=%s\n",buf); + X509_NAME_oneline(X509_get_issuer_name(peer), + buf,BUFSIZ); + 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,BUFSIZ); + 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); + } + SSL_SESSION_print(bio,SSL_get_session(s)); + BIO_printf(bio,"---\n"); + if (peer != NULL) + X509_free(peer); + } + |