/* ssl/ssltest.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 #include #include #include #include #include #include #include "openssl/e_os.h" #include #include #include #include #include #include #include #ifdef WINDOWS #include "../crypto/bio/bss_file.c" #endif #ifdef VMS # define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM" # define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM" #else # define TEST_SERVER_CERT "../apps/server.pem" # define TEST_CLIENT_CERT "../apps/client.pem" #endif static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx); #ifndef NO_RSA static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength); #endif #ifndef NO_DH static DH *get_dh512(void); static DH *get_dh1024(void); static DH *get_dh1024dsa(void); #endif static BIO *bio_err=NULL; static BIO *bio_stdout=NULL; static char *cipher=NULL; static int verbose=0; static int debug=0; #if 0 /* Not used yet. */ #ifdef FIONBIO static int s_nbio=0; #endif #endif static const char rnd_seed[] = "string to make the random number generator think it has entropy"; int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time); int doit(SSL *s_ssl,SSL *c_ssl,long bytes); static void sv_usage(void) { fprintf(stderr,"usage: ssltest [args ...]\n"); fprintf(stderr,"\n"); fprintf(stderr," -server_auth - check server certificate\n"); fprintf(stderr," -client_auth - do client authentication\n"); fprintf(stderr," -v - more output\n"); fprintf(stderr," -d - debug output\n"); fprintf(stderr," -reuse - use session-id reuse\n"); fprintf(stderr," -num - number of connections to perform\n"); fprintf(stderr," -bytes - number of bytes to swap between client/server\n"); #ifndef NO_DH fprintf(stderr," -dhe1024 - use 1024 bit key (safe prime) for DHE\n"); fprintf(stderr," -dhe1024dsa - use 1024 bit key (with 160-bit subprime) for DHE\n"); fprintf(stderr," -no_dhe - disable DHE\n"); #endif #ifndef NO_SSL2 fprintf(stderr," -ssl2 - use SSLv2\n"); #endif #ifndef NO_SSL3 fprintf(stderr," -ssl3 - use SSLv3\n"); #endif #ifndef NO_TLS1 fprintf(stderr," -tls1 - use TLSv1\n"); #endif fprintf(stderr," -CApath arg - PEM format directory of CA's\n"); fprintf(stderr," -CAfile arg - PEM format file of CA's\n"); fprintf(stderr," -cert arg - Certificate file\n"); fprintf(stderr," -key arg - Key file\n"); fprintf(stderr," -s_cert arg - Just the server certificate file\n"); fprintf(stderr," -c_cert arg - Just the client certificate file\n"); fprintf(stderr," -cipher arg - The cipher list\n"); fprintf(stderr," -bio_pair - Use BIO pairs\n"); fprintf(stderr," -f - Test even cases that can't work\n"); fprintf(stderr," -time - measure processor time used by client and server\n"); } static void print_details(SSL *c_ssl, const char *prefix) { SSL_CIPHER *ciph; X509 *cert; ciph=SSL_get_current_cipher(c_ssl); BIO_printf(bio_stdout,"%s%s, cipher %s %s", prefix, SSL_get_version(c_ssl), SSL_CIPHER_get_version(ciph), SSL_CIPHER_get_name(ciph)); cert=SSL_get_peer_certificate(c_ssl); if (cert != NULL) { EVP_PKEY *pkey = X509_get_pubkey(cert); if (pkey != NULL) { if (0) ; #ifndef NO_RSA else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL && pkey->pkey.rsa->n != NULL) { BIO_printf(bio_stdout, ", %d bit RSA", BN_num_bits(pkey->pkey.rsa->n)); } #endif #ifndef NO_DSA else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL && pkey->pkey.dsa->p != NULL) { BIO_printf(bio_stdout, ", %d bit DSA", BN_num_bits(pkey->pkey.dsa->p)); } #endif EVP_PKEY_free(pkey); } X509_free(cert); } /* The SSL API does not allow us to look at temporary RSA/DH keys, * otherwise we should print their lengths too */ BIO_printf(bio_stdout,"\n"); } int main(int argc, char *argv[]) { char *CApath=NULL,*CAfile=NULL; int badop=0; int bio_pair=0; int force=0; int tls1=0,ssl2=0,ssl3=0,ret=1; int client_auth=0; int server_auth=0,i; char *server_cert=TEST_SERVER_CERT; char *server_key=NULL; char *client_cert=TEST_CLIENT_CERT; char *client_key=NULL; SSL_CTX *s_ctx=NULL; SSL_CTX *c_ctx=NULL; SSL_METHOD *meth=NULL; SSL *c_ssl,*s_ssl; int number=1,reuse=0; long bytes=1L; #ifndef NO_DH DH *dh; int dhe1024 = 0, dhe1024dsa = 0; #endif int no_dhe = 0; int print_time = 0; clock_t s_time = 0, c_time = 0; verbose = 0; debug = 0; cipher = 0; CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); RAND_seed(rnd_seed, sizeof rnd_seed); bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE); argc--; argv++; while (argc >= 1) { if (strcmp(*argv,"-server_auth") == 0) server_auth=1; else if (strcmp(*argv,"-client_auth") == 0) client_auth=1; else if (strcmp(*argv,"-v") == 0) verbose=1; else if (strcmp(*argv,"-d") == 0) debug=1; else if (strcmp(*argv,"-reuse") == 0) reuse=1; #ifndef NO_DH else if (strcmp(*argv,"-dhe1024") == 0) dhe1024=1; else if (strcmp(*argv,"-dhe1024dsa") == 0) dhe1024dsa=1; #endif else if (strcmp(*argv,"-no_dhe") == 0) no_dhe=1; else if (strcmp(*argv,"-ssl2") == 0) ssl2=1; else if (strcmp(*argv,"-tls1") == 0) tls1=1; else if (strcmp(*argv,"-ssl3") == 0) ssl3=1; else if (strncmp(*argv,"-num",4) == 0) { if (--argc < 1) goto bad; number= atoi(*(++argv)); if (number == 0) number=1; } else if (strcmp(*argv,"-bytes") == 0) { if (--argc < 1) goto bad; bytes= atol(*(++argv)); if (bytes == 0L) bytes=1L; i=strlen(argv[0]); if (argv[0][i-1] == 'k') bytes*=1024L; if (argv[0][i-1] == 'm') bytes*=1024L*1024L; } else if (strcmp(*argv,"-cert") == 0) { if (--argc < 1) goto bad; server_cert= *(++argv); } else if (strcmp(*argv,"-s_cert") == 0) { if (--argc < 1) goto bad; server_cert= *(++argv); } else if (strcmp(*argv,"-key") == 0) { if (--argc < 1) goto bad; server_key= *(++argv); } else if (strcmp(*argv,"-s_key") == 0) { if (--argc < 1) goto bad; server_key= *(++argv); } else if (strcmp(*argv,"-c_cert") == 0) { if (--argc < 1) goto bad; client_cert= *(++argv); } else if (strcmp(*argv,"-c_key") == 0) { if (--argc < 1) goto bad; client_key= *(++argv); } else if (strcmp(*argv,"-cipher") == 0) { if (--argc < 1) goto bad; cipher= *(++argv); } 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,"-bio_pair") == 0) { bio_pair = 1; } else if (strcmp(*argv,"-f") == 0) { force = 1; } else if (strcmp(*argv,"-time") == 0) { print_time = 1; } else { fprintf(stderr,"unknown option %s\n",*argv); badop=1; break; } argc--; argv++; } if (badop) { bad: sv_usage(); goto end; } if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force) { fprintf(stderr, "This case cannot work. Use -f to perform " "the test anyway (and\n-d to see what happens), " "or add one of -ssl2, -ssl3, -tls1, -reuse\n" "to avoid protocol mismatch.\n"); exit(1); } if (print_time) { if (!bio_pair) { fprintf(stderr, "Using BIO pair (-bio_pair)\n"); bio_pair = 1; } if (number < 50 && !force) fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n"); } /* if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */ SSL_library_init(); SSL_load_error_strings(); #if !defined(NO_SSL2) && !defined(NO_SSL3) if (ssl2) meth=SSLv2_method(); else if (tls1) meth=TLSv1_method(); else if (ssl3) meth=SSLv3_method(); else meth=SSLv23_method(); #else #ifdef NO_SSL2 meth=SSLv3_method(); #else meth=SSLv2_method(); #endif #endif c_ctx=SSL_CTX_new(meth); s_ctx=SSL_CTX_new(meth); if ((c_ctx == NULL) || (s_ctx == NULL)) { ERR_print_errors(bio_err); goto end; } if (cipher != NULL) { SSL_CTX_set_cipher_list(c_ctx,cipher); SSL_CTX_set_cipher_list(s_ctx,cipher); } #ifndef NO_DH if (!no_dhe) { if (dhe1024dsa) { /* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */ SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE); dh=get_dh1024dsa(); } else if (dhe1024) dh=get_dh1024(); else dh=get_dh512(); SSL_CTX_set_tmp_dh(s_ctx,dh); DH_free(dh); } #else (void)no_dhe; #endif #ifndef NO_RSA SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb); #endif if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM)) { ERR_print_errors(bio_err); } else if (!SSL_CTX_use_PrivateKey_file(s_ctx, (server_key?server_key:server_cert), SSL_FILETYPE_PEM)) { ERR_print_errors(bio_err); goto end; } if (client_auth) { SSL_CTX_use_certificate_file(c_ctx,client_cert, SSL_FILETYPE_PEM); SSL_CTX_use_PrivateKey_file(c_ctx, (client_key?client_key:client_cert), SSL_FILETYPE_PEM); } if ( (!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) || (!SSL_CTX_set_default_verify_paths(s_ctx)) || (!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) || (!SSL_CTX_set_default_verify_paths(c_ctx))) { /* fprintf(stderr,"SSL_load_verify_locations\n"); */ ERR_print_errors(bio_err); /* goto end; */ } if (client_auth) { BIO_printf(bio_err,"client authentication\n"); SSL_CTX_set_verify(s_ctx, SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT, verify_callback); } if (server_auth) { BIO_printf(bio_err,"server authentication\n"); SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER, verify_callback); } { int session_id_context = 0; SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context); } c_ssl=SSL_new(c_ctx); s_ssl=SSL_new(s_ctx); for (i=0; i 1) || (bytes > 1L)) BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes); if (print_time) { BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n" "Approximate total client time: %6.2f s\n", (double)s_time/CLOCKS_PER_SEC, (double)c_time/CLOCKS_PER_SEC); } SSL_free(s_ssl); SSL_free(c_ssl); end: if (s_ctx != NULL) SSL_CTX_free(s_ctx); if (c_ctx != NULL) SSL_CTX_free(c_ctx); if (bio_stdout != NULL) BIO_free(bio_stdout); ERR_free_strings(); ERR_remove_state(0); EVP_cleanup(); CRYPTO_mem_leaks(bio_err); if (bio_err != NULL) BIO_free(bio_err); EXIT(ret); } int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count, clock_t *s_time, clock_t *c_time) { long cw_num = count, cr_num = count, sw_num = count, sr_num = count; BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL; BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL; int ret = 1; size_t bufsiz = 256; /* small buffer for testing */ if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz)) goto err; if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz)) goto err; s_ssl_bio = BIO_new(BIO_f_ssl()); if (!s_ssl_bio) goto err; c_ssl_bio = BIO_new(BIO_f_ssl()); if (!c_ssl_bio) goto err; SSL_set_connect_state(c_ssl); SSL_set_bio(c_ssl, client, client); (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE); SSL_set_accept_state(s_ssl); SSL_set_bio(s_ssl, server, server); (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE); do { /* c_ssl_bio: SSL filter BIO * * client: pseudo-I/O for SSL library * * client_io: client's SSL communication; usually to be * relayed over some I/O facility, but in this * test program, we're the server, too: * * server_io: server's SSL communication * * server: pseudo-I/O for SSL library * * s_ssl_bio: SSL filter BIO * * The client and the server each employ a "BIO pair": * client + client_io, server + server_io. * BIO pairs are symmetric. A BIO pair behaves similar * to a non-blocking socketpair (but both endpoints must * be handled by the same thread). * [Here we could connect client and server to the ends * of a single BIO pair, but then this code would be less * suitable as an example for BIO pairs in general.] * * Useful functions for querying the state of BIO pair endpoints: * * BIO_ctrl_pending(bio) number of bytes we can read now * BIO_ctrl_get_read_request(bio) number of bytes needed to fulfil * other side's read attempt * BIO_ctrl_get_write_guarantee(bio) number of bytes we can write now * * ..._read_request is never more than ..._write_guarantee; * it depends on the application which one you should use. */ /* We have non-blocking behaviour throughout this test program, but * can be sure that there is *some* progress in each iteration; so * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE * -- we just try everything in each iteration */ { /* CLIENT */ MS_STATIC char cbuf[1024*8]; int i, r; clock_t c_clock = clock(); if (debug) if (SSL_in_init(c_ssl)) printf("client waiting in SSL_connect - %s\n", SSL_state_string_long(c_ssl)); if (cw_num > 0) { /* Write to server. */ if (cw_num > (long)sizeof cbuf) i = sizeof cbuf; else i = (int)cw_num; r = BIO_write(c_ssl_bio, cbuf, i); if (r < 0) { if (!BIO_should_retry(c_ssl_bio)) { fprintf(stderr,"ERROR in CLIENT\n"); goto err; } /* BIO_should_retry(...) can just be ignored here. * The library expects us to call BIO_write with * the same arguments again, and that's what we will * do in the next iteration. */ } else if (r == 0) { fprintf(stderr,"SSL CLIENT STARTUP FAILED\n"); goto err; } else { if (debug) printf("client wrote %d\n", r); cw_num -= r; } } if (cr_num > 0) { /* Read from server. */ r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf)); if (r < 0) { if (!BIO_should_retry(c_ssl_bio)) { fprintf(stderr,"ERROR in CLIENT\n"); goto err; } /* Again, "BIO_should_retry" can be ignored. */ } else if (r == 0) { fprintf(stderr,"SSL CLIENT STARTUP FAILED\n"); goto err; } else { if (debug) printf("client read %d\n", r); cr_num -= r; } } /* c_time and s_time increments will typically be very small * (depending on machine speed and clock tick intervals), * but sampling over a large number of connections should * result in fairly accurate figures. We cannot guarantee * a lot, however -- if each connection lasts for exactly * one clock tick, it will be counted only for the client * or only for the server or even not at all. */ *c_time += (clock() - c_clock); } { /* SERVER */ MS_STATIC char sbuf[1024*8]; int i, r; clock_t s_clock = clock(); if (debug) if (SSL_in_init(s_ssl)) printf("server waiting in SSL_accept - %s\n", SSL_state_string_long(s_ssl)); if (sw_num > 0) { /* Write to client. */ if (sw_num > (long)sizeof sbuf) i = sizeof sbuf; else i = (int)sw_num; r = BIO_write(s_ssl_bio, sbuf, i); if (r < 0) { if (!BIO_should_retry(s_ssl_bio)) { fprintf(stderr,"ERROR in SERVER\n"); goto err; } /* Ignore "BIO_should_retry". */ } else if (r == 0) { fprintf(stderr,"SSL SERVER STARTUP FAILED\n"); goto err; } else { if (debug) printf("server wrote %d\n", r); sw_num -= r; } } if (sr_num > 0) { /* Read from client. */ r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf)); if (r < 0) { if (!BIO_should_retry(s_ssl_bio)) { fprintf(stderr,"ERROR in SERVER\n"); goto err; } /* blah, blah */ } else if (r == 0) { fprintf(stderr,"SSL SERVER STARTUP FAILED\n"); goto err; } else { if (debug) printf("server read %d\n", r); sr_num -= r; } } *s_time += (clock() - s_clock); } { /* "I/O" BETWEEN CLIENT AND SERVER. */ size_t r1, r2; BIO *io1 = server_io, *io2 = client_io; /* we use the non-copying interface for io1 * and the standard BIO_write/BIO_read interface for io2 */ static int prev_progress = 1; int progress = 0; /* io1 to io2 */ do { size_t num; int r; r1 = BIO_ctrl_pending(io1); r2 = BIO_ctrl_get_write_guarantee(io2); num = r1; if (r2 < num) num = r2; if (num) { char *dataptr; if (INT_MAX < num) /* yeah, right */ num = INT_MAX; r = BIO_nread(io1, &dataptr, (int)num); assert(r > 0); assert(r <= (int)num); /* possibly r < num (non-contiguous data) */ num = r; r = BIO_write(io2, dataptr, (int)num); if (r != (int)num) /* can't happen */ { fprintf(stderr, "ERROR: BIO_write could not write " "BIO_ctrl_get_write_guarantee() bytes"); goto err; } progress = 1; if (debug) printf((io1 == client_io) ? "C->S relaying: %d bytes\n" : "S->C relaying: %d bytes\n", (int)num); } } while (r1 && r2); /* io2 to io1 */ { size_t num; int r; r1 = BIO_ctrl_pending(io2); r2 = BIO_ctrl_get_read_request(io1); /* here we could use ..._get_write_guarantee instead of * ..._get_read_request, but by using the latter * we test restartability of the SSL implementation * more thoroughly */ num = r1; if (r2 < num) num = r2; if (num) { char *dataptr; if (INT_MAX < num) num = INT_MAX; if (num > 1) --num; /* test restartability even more thoroughly */ r = BIO_nwrite(io1, &dataptr, (int)num); assert(r > 0); assert(r <= (int)num); num = r; r = BIO_read(io2, dataptr, (int)num); if (r != (int)num) /* can't happen */ { fprintf(stderr, "ERROR: BIO_read could not read " "BIO_ctrl_pending() bytes"); goto err; } progress = 1; if (debug) printf((io2 == client_io) ? "C->S relaying: %d bytes\n" : "S->C relaying: %d bytes\n", (int)num); } } /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */ if (!progress && !prev_progress) if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0) { fprintf(stderr, "ERROR: got stuck\n"); if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0) { fprintf(stderr, "This can happen for SSL2 because " "CLIENT-FINISHED and SERVER-VERIFY are written \n" "concurrently ..."); if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0 && strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0) { fprintf(stderr, " ok.\n"); goto end; } } fprintf(stderr, " ERROR.\n"); goto err; } prev_progress = progress; } } while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0); if (verbose) print_details(c_ssl, "DONE via BIO pair: "); end: ret = 0; err: ERR_print_errors(bio_err); if (server) BIO_free(server); if (server_io) BIO_free(server_io); if (client) BIO_free(client); if (client_io) BIO_free(client_io); if (s_ssl_bio) BIO_free(s_ssl_bio); if (c_ssl_bio) BIO_free(c_ssl_bio); return ret; } #define W_READ 1 #define W_WRITE 2 #define C_DONE 1 #define S_DONE 2 int doit(SSL *s_ssl, SSL *c_ssl, long count) { MS_STATIC char cbuf[1024*8],sbuf[1024*8]; long cw_num=count,cr_num=count; long sw_num=count,sr_num=count; int ret=1; BIO *c_to_s=NULL; BIO *s_to_c=NULL; BIO *c_bio=NULL; BIO *s_bio=NULL; int c_r,c_w,s_r,s_w; int c_want,s_want; int i,j; int done=0; int c_write,s_write; int do_server=0,do_client=0; c_to_s=BIO_new(BIO_s_mem()); s_to_c=BIO_new(BIO_s_mem()); if ((s_to_c == NULL) || (c_to_s == NULL)) { ERR_print_errors(bio_err); goto err; } c_bio=BIO_new(BIO_f_ssl()); s_bio=BIO_new(BIO_f_ssl()); if ((c_bio == NULL) || (s_bio == NULL)) { ERR_print_errors(bio_err); goto err; } SSL_set_connect_state(c_ssl); SSL_set_bio(c_ssl,s_to_c,c_to_s); BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE); SSL_set_accept_state(s_ssl); SSL_set_bio(s_ssl,c_to_s,s_to_c); BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE); c_r=0; s_r=1; c_w=1; s_w=0; c_want=W_WRITE; s_want=0; c_write=1,s_write=0; /* We can always do writes */ for (;;) { do_server=0; do_client=0; i=(int)BIO_pending(s_bio); if ((i && s_r) || s_w) do_server=1; i=(int)BIO_pending(c_bio); if ((i && c_r) || c_w) do_client=1; if (do_server && debug) { if (SSL_in_init(s_ssl)) printf("server waiting in SSL_accept - %s\n", SSL_state_string_long(s_ssl)); /* else if (s_write) printf("server:SSL_write()\n"); else printf("server:SSL_read()\n"); */ } if (do_client && debug) { if (SSL_in_init(c_ssl)) printf("client waiting in SSL_connect - %s\n", SSL_state_string_long(c_ssl)); /* else if (c_write) printf("client:SSL_write()\n"); else printf("client:SSL_read()\n"); */ } if (!do_client && !do_server) { fprintf(stdout,"ERROR IN STARTUP\n"); ERR_print_errors(bio_err); break; } if (do_client && !(done & C_DONE)) { if (c_write) { j=(cw_num > (long)sizeof(cbuf)) ?sizeof(cbuf):(int)cw_num; i=BIO_write(c_bio,cbuf,j); if (i < 0) { c_r=0; c_w=0; if (BIO_should_retry(c_bio)) { if (BIO_should_read(c_bio)) c_r=1; if (BIO_should_write(c_bio)) c_w=1; } else { fprintf(stderr,"ERROR in CLIENT\n"); ERR_print_errors(bio_err); goto err; } } else if (i == 0) { fprintf(stderr,"SSL CLIENT STARTUP FAILED\n"); goto err; } else { if (debug) printf("client wrote %d\n",i); /* ok */ s_r=1; c_write=0; cw_num-=i; } } else { i=BIO_read(c_bio,cbuf,sizeof(cbuf)); if (i < 0) { c_r=0; c_w=0; if (BIO_should_retry(c_bio)) { if (BIO_should_read(c_bio)) c_r=1; if (BIO_should_write(c_bio)) c_w=1; } else { fprintf(stderr,"ERROR in CLIENT\n"); ERR_print_errors(bio_err); goto err; } } else if (i == 0) { fprintf(stderr,"SSL CLIENT STARTUP FAILED\n"); goto err; } else { if (debug) printf("client read %d\n",i); cr_num-=i; if (sw_num > 0) { s_write=1; s_w=1; } if (cr_num <= 0) { s_write=1; s_w=1; done=S_DONE|C_DONE; } } } } if (do_server && !(done & S_DONE)) { if (!s_write) { i=BIO_read(s_bio,sbuf,sizeof(cbuf)); if (i < 0) { s_r=0; s_w=0; if (BIO_should_retry(s_bio)) { if (BIO_should_read(s_bio)) s_r=1; if (BIO_should_write(s_bio)) s_w=1; } else { fprintf(stderr,"ERROR in SERVER\n"); ERR_print_errors(bio_err); goto err; } } else if (i == 0) { ERR_print_errors(bio_err); fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n"); goto err; } else { if (debug) printf("server read %d\n",i); sr_num-=i; if (cw_num > 0) { c_write=1; c_w=1; } if (sr_num <= 0) { s_write=1; s_w=1; c_write=0; } } } else { j=(sw_num > (long)sizeof(sbuf))? sizeof(sbuf):(int)sw_num; i=BIO_write(s_bio,sbuf,j); if (i < 0) { s_r=0; s_w=0; if (BIO_should_retry(s_bio)) { if (BIO_should_read(s_bio)) s_r=1; if (BIO_should_write(s_bio)) s_w=1; } else { fprintf(stderr,"ERROR in SERVER\n"); ERR_print_errors(bio_err); goto err; } } else if (i == 0) { ERR_print_errors(bio_err); fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n"); goto err; } else { if (debug) printf("server wrote %d\n",i); sw_num-=i; s_write=0; c_r=1; if (sw_num <= 0) done|=S_DONE; } } } if ((done & S_DONE) && (done & C_DONE)) break; } if (verbose) print_details(c_ssl, "DONE: "); ret=0; err: /* We have to set the BIO's to NULL otherwise they will be * Free()ed twice. Once when th s_ssl is SSL_free()ed and * again when c_ssl is SSL_free()ed. * This is a hack required because s_ssl and c_ssl are sharing the same * BIO structure and SSL_set_bio() and SSL_free() automatically * BIO_free non NULL entries. * You should not normally do this or be required to do this */ if (s_ssl != NULL) { s_ssl->rbio=NULL; s_ssl->wbio=NULL; } if (c_ssl != NULL) { c_ssl->rbio=NULL; c_ssl->wbio=NULL; } if (c_to_s != NULL) BIO_free(c_to_s); if (s_to_c != NULL) BIO_free(s_to_c); if (c_bio != NULL) BIO_free_all(c_bio); if (s_bio != NULL) BIO_free_all(s_bio); return(ret); } static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx) { char *s,buf[256]; s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,256); if (s != NULL) { if (ok) fprintf(stderr,"depth=%d %s\n",ctx->error_depth,buf); else fprintf(stderr,"depth=%d error=%d %s\n", ctx->error_depth,ctx->error,buf); } if (ok == 0) { switch (ctx->error) { case X509_V_ERR_CERT_NOT_YET_VALID: case X509_V_ERR_CERT_HAS_EXPIRED: case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT: ok=1; } } return(ok); } #ifndef NO_RSA static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength) { static RSA *rsa_tmp=NULL; if (rsa_tmp == NULL) { BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength); (void)BIO_flush(bio_err); rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL); BIO_printf(bio_err,"\n"); (void)BIO_flush(bio_err); } return(rsa_tmp); } #endif #ifndef NO_DH /* These DH parameters have been generated as follows: * $ openssl dhparam -C -noout 512 * $ openssl dhparam -C -noout 1024 * $ openssl dhparam -C -noout -dsaparam 1024 * (The third function has been renamed to avoid name conflicts.) */ DH *get_dh512() { static unsigned char dh512_p[]={ 0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6, 0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0, 0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F, 0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8, 0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33, 0x02,0xC5,0xAE,0x23, }; static unsigned char dh512_g[]={ 0x02, }; DH *dh; if ((dh=DH_new()) == NULL) return(NULL); dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL); dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL); if ((dh->p == NULL) || (dh->g == NULL)) { DH_free(dh); return(NULL); } return(dh); } DH *get_dh1024() { static unsigned char dh1024_p[]={ 0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A, 0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2, 0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0, 0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2, 0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C, 0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8, 0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52, 0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1, 0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1, 0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB, 0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53, }; static unsigned char dh1024_g[]={ 0x02, }; DH *dh; if ((dh=DH_new()) == NULL) return(NULL); dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL); dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL); if ((dh->p == NULL) || (dh->g == NULL)) { DH_free(dh); return(NULL); } return(dh); } DH *get_dh1024dsa() { static unsigned char dh1024_p[]={ 0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00, 0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19, 0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2, 0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55, 0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC, 0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97, 0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D, 0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB, 0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6, 0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E, 0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39, }; static unsigned char dh1024_g[]={ 0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05, 0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3, 0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9, 0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C, 0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65, 0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60, 0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6, 0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7, 0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1, 0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60, 0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2, }; DH *dh; if ((dh=DH_new()) == NULL) return(NULL); dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL); dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL); if ((dh->p == NULL) || (dh->g == NULL)) { DH_free(dh); return(NULL); } dh->length = 160; return(dh); } #endif