2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
62 #include <sys/types.h>
78 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int export,int keylength);
79 static int sv_body(char *hostname, int s);
80 static int www_body(char *hostname, int s);
81 static void close_accept_socket(void );
82 static void sv_usage(void);
83 static int init_ssl_connection(SSL *s);
84 static void print_stats(BIO *bp,SSL_CTX *ctx);
86 static DH *load_dh_param(void );
87 static DH *get_dh512(void);
89 /* static void s_server_init(void);*/
91 static RSA MS_CALLBACK *tmp_rsa_cb();
93 static int www_body();
94 static void close_accept_socket();
95 static void sv_usage();
96 static int init_ssl_connection();
97 static void print_stats();
99 static DH *load_dh_param();
100 static DH *get_dh512();
102 /* static void s_server_init(); */
107 #define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
111 static unsigned char dh512_p[]={
112 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
113 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
114 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
115 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
116 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
119 static unsigned char dh512_g[]={
123 static DH *get_dh512()
127 if ((dh=DH_new()) == NULL) return(NULL);
128 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
129 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
130 if ((dh->p == NULL) || (dh->g == NULL))
136 /* static int load_CA(SSL_CTX *ctx, char *file);*/
139 #define BUFSIZZ 16*1024
140 static int bufsize=32;
141 static int accept_socket= -1;
143 #define TEST_CERT "server.pem"
145 #define PROG s_server_main
147 #define DH_PARAM "server.pem"
149 extern int verify_depth;
151 static char *cipher=NULL;
152 static int s_server_verify=SSL_VERIFY_NONE;
153 static char *s_cert_file=TEST_CERT,*s_key_file=NULL;
154 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
158 static int s_nbio_test=0;
159 static SSL_CTX *ctx=NULL;
162 static BIO *bio_s_out=NULL;
163 static int s_debug=0;
164 static int s_quiet=0;
167 static void s_server_init()
170 s_server_verify=SSL_VERIFY_NONE;
173 s_cert_file=TEST_CERT;
188 static void sv_usage()
190 BIO_printf(bio_err,"usage: s_server [args ...]\n");
191 BIO_printf(bio_err,"\n");
192 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
193 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
194 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
195 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
196 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
197 BIO_printf(bio_err," -key arg - RSA file to use, PEM format assumed, in cert file if\n");
198 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
199 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
200 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
202 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
204 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
205 BIO_printf(bio_err," -debug - Print more output\n");
206 BIO_printf(bio_err," -state - Print the SSL states\n");
207 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
208 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
209 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
210 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
211 BIO_printf(bio_err," -quiet - No server output\n");
212 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
213 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
214 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
215 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
216 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
217 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
218 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
219 BIO_printf(bio_err," -bugs - Turn on SSL bug compatability\n");
220 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
221 BIO_printf(bio_err," -WWW - Returns requested page from to a 'GET <path> HTTP/1.0'\n");
224 static int local_argc=0;
225 static char **local_argv;
233 char *CApath=NULL,*CAfile=NULL;
237 int no_tmp_rsa=0,nocert=0;
239 SSL_METHOD *meth=NULL;
244 #if !defined(NO_SSL2) && !defined(NO_SSL3)
245 meth=SSLv23_server_method();
246 #elif !defined(NO_SSL3)
247 meth=SSLv3_server_method();
248 #elif !defined(NO_SSL2)
249 meth=SSLv2_server_method();
260 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
273 if ((strcmp(*argv,"-port") == 0) ||
274 (strcmp(*argv,"-accept") == 0))
276 if (--argc < 1) goto bad;
277 if (!extract_port(*(++argv),&port))
280 else if (strcmp(*argv,"-verify") == 0)
282 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
283 if (--argc < 1) goto bad;
284 verify_depth=atoi(*(++argv));
285 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
287 else if (strcmp(*argv,"-Verify") == 0)
289 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
290 SSL_VERIFY_CLIENT_ONCE;
291 if (--argc < 1) goto bad;
292 verify_depth=atoi(*(++argv));
293 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
295 else if (strcmp(*argv,"-cert") == 0)
297 if (--argc < 1) goto bad;
298 s_cert_file= *(++argv);
300 else if (strcmp(*argv,"-key") == 0)
302 if (--argc < 1) goto bad;
303 s_key_file= *(++argv);
305 else if (strcmp(*argv,"-dcert") == 0)
307 if (--argc < 1) goto bad;
308 s_dcert_file= *(++argv);
310 else if (strcmp(*argv,"-dkey") == 0)
312 if (--argc < 1) goto bad;
313 s_dkey_file= *(++argv);
315 else if (strcmp(*argv,"-nocert") == 0)
319 else if (strcmp(*argv,"-CApath") == 0)
321 if (--argc < 1) goto bad;
324 else if (strcmp(*argv,"-cipher") == 0)
326 if (--argc < 1) goto bad;
329 else if (strcmp(*argv,"-CAfile") == 0)
331 if (--argc < 1) goto bad;
335 else if (strcmp(*argv,"-nbio") == 0)
338 else if (strcmp(*argv,"-nbio_test") == 0)
345 else if (strcmp(*argv,"-debug") == 0)
347 else if (strcmp(*argv,"-hack") == 0)
349 else if (strcmp(*argv,"-state") == 0)
351 else if (strcmp(*argv,"-quiet") == 0)
353 else if (strcmp(*argv,"-bugs") == 0)
355 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
357 else if (strcmp(*argv,"-www") == 0)
359 else if (strcmp(*argv,"-WWW") == 0)
361 else if (strcmp(*argv,"-no_ssl2") == 0)
362 { off|=SSL_OP_NO_SSLv2; }
363 else if (strcmp(*argv,"-no_ssl3") == 0)
364 { off|=SSL_OP_NO_SSLv3; }
365 else if (strcmp(*argv,"-no_tls1") == 0)
366 { off|=SSL_OP_NO_TLSv1; }
368 else if (strcmp(*argv,"-ssl2") == 0)
369 { meth=SSLv2_server_method(); }
372 else if (strcmp(*argv,"-ssl3") == 0)
373 { meth=SSLv3_server_method(); }
376 else if (strcmp(*argv,"-tls1") == 0)
377 { meth=TLSv1_server_method(); }
381 BIO_printf(bio_err,"unknown option %s\n",*argv);
395 if (bio_s_out == NULL)
397 if (s_quiet && !s_debug)
399 bio_s_out=BIO_new(BIO_s_null());
403 if (bio_s_out == NULL)
404 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
408 #if !defined(NO_RSA) || !defined(NO_DSA)
418 SSL_load_error_strings();
419 SSLeay_add_ssl_algorithms();
421 ctx=SSL_CTX_new(meth);
424 ERR_print_errors(bio_err);
428 SSL_CTX_set_quiet_shutdown(ctx,1);
429 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
430 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
431 SSL_CTX_set_options(ctx,off);
432 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NON_EXPORT_FIRST);
434 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
436 SSL_CTX_sess_set_cache_size(ctx,128);
439 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
443 if (s_cert_file == NULL)
445 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
450 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
451 (!SSL_CTX_set_default_verify_paths(ctx)))
453 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
454 ERR_print_errors(bio_err);
459 /* EAY EAY EAY evil hack */
463 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
467 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
470 BIO_flush(bio_s_out);
472 SSL_CTX_set_tmp_dh(ctx,dh);
476 if (!set_cert_stuff(ctx,s_cert_file,s_key_file))
478 if (s_dcert_file != NULL)
480 if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file))
485 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
487 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
491 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
492 BIO_flush(bio_s_out);
494 rsa=RSA_generate_key(512,RSA_F4,NULL);
496 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
498 ERR_print_errors(bio_err);
502 BIO_printf(bio_s_out,"\n");
507 SSL_CTX_set_cipher_list(ctx,cipher);
508 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
510 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
512 BIO_printf(bio_s_out,"ACCEPT\n");
514 do_server(port,&accept_socket,www_body);
516 do_server(port,&accept_socket,sv_body);
517 print_stats(bio_s_out,ctx);
520 if (ctx != NULL) SSL_CTX_free(ctx);
521 if (bio_s_out != NULL)
529 static void print_stats(bio,ssl_ctx)
533 BIO_printf(bio,"%4ld items in the session cache\n",
534 SSL_CTX_sess_number(ssl_ctx));
535 BIO_printf(bio,"%4d client connects (SSL_connect())\n",
536 SSL_CTX_sess_connect(ssl_ctx));
537 BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n",
538 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
539 BIO_printf(bio,"%4d client connects that finished\n",
540 SSL_CTX_sess_connect_good(ssl_ctx));
541 BIO_printf(bio,"%4d server accepts (SSL_accept())\n",
542 SSL_CTX_sess_accept(ssl_ctx));
543 BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n",
544 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
545 BIO_printf(bio,"%4d server accepts that finished\n",
546 SSL_CTX_sess_accept_good(ssl_ctx));
547 BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
548 BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
549 BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
550 BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
551 BIO_printf(bio,"%4d cache full overflows (%d allowed)\n",
552 SSL_CTX_sess_cache_full(ssl_ctx),
553 SSL_CTX_sess_get_cache_size(ssl_ctx));
556 static int sv_body(hostname, s)
568 if ((buf=Malloc(bufsize)) == NULL)
570 BIO_printf(bio_err,"out of memory\n");
579 BIO_printf(bio_err,"turning on non blocking io\n");
580 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
581 ERR_print_errors(bio_err);
586 con=(SSL *)SSL_new(ctx);
589 sbio=BIO_new_socket(s,BIO_NOCLOSE);
594 test=BIO_new(BIO_f_nbio_test());
595 sbio=BIO_push(test,sbio);
597 SSL_set_bio(con,sbio,sbio);
598 SSL_set_accept_state(con);
599 /* SSL_set_fd(con,s); */
604 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
605 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
613 FD_SET(fileno(stdin),&readfds);
616 i=select(width,&readfds,NULL,NULL,NULL);
617 if (i <= 0) continue;
618 if (FD_ISSET(fileno(stdin),&readfds))
620 i=read(fileno(stdin),buf,bufsize);
623 if ((i <= 0) || (buf[0] == 'Q'))
625 BIO_printf(bio_s_out,"DONE\n");
627 close_accept_socket();
631 if ((i <= 0) || (buf[0] == 'q'))
633 BIO_printf(bio_s_out,"DONE\n");
635 /* close_accept_socket();
639 if ((buf[0] == 'r') &&
640 ((buf[1] == '\n') || (buf[1] == '\r')))
642 SSL_renegotiate(con);
643 i=SSL_do_handshake(con);
644 printf("SSL_do_handshake -> %d\n",i);
647 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
649 if ((buf[0] == 'R') &&
650 ((buf[1] == '\n') || (buf[1] == '\r')))
653 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
654 SSL_renegotiate(con);
655 i=SSL_do_handshake(con);
656 printf("SSL_do_handshake -> %d\n",i);
659 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
663 static char *str="Lets print some clear text\n";
664 BIO_write(SSL_get_wbio(con),str,strlen(str));
668 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
674 /* should do a select for the write */
676 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
678 k=SSL_write(con,&(buf[l]),(unsigned int)i);
679 switch (SSL_get_error(con,k))
683 case SSL_ERROR_WANT_WRITE:
684 case SSL_ERROR_WANT_READ:
685 case SSL_ERROR_WANT_X509_LOOKUP:
686 BIO_printf(bio_s_out,"Write BLOCK\n");
688 case SSL_ERROR_SYSCALL:
690 BIO_printf(bio_s_out,"ERROR\n");
691 ERR_print_errors(bio_err);
695 case SSL_ERROR_ZERO_RETURN:
696 BIO_printf(bio_s_out,"DONE\n");
705 if (FD_ISSET(s,&readfds))
707 if (!SSL_is_init_finished(con))
709 i=init_ssl_connection(con);
725 i=SSL_read(con,(char *)buf,bufsize);
726 switch (SSL_get_error(con,i))
729 write(fileno(stdout),buf,
731 if (SSL_pending(con)) goto again;
733 case SSL_ERROR_WANT_WRITE:
734 case SSL_ERROR_WANT_READ:
735 case SSL_ERROR_WANT_X509_LOOKUP:
736 BIO_printf(bio_s_out,"Read BLOCK\n");
738 case SSL_ERROR_SYSCALL:
740 BIO_printf(bio_s_out,"ERROR\n");
741 ERR_print_errors(bio_err);
744 case SSL_ERROR_ZERO_RETURN:
745 BIO_printf(bio_s_out,"DONE\n");
753 BIO_printf(bio_s_out,"shutting down SSL\n");
755 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
759 if (con != NULL) SSL_free(con);
760 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
763 memset(buf,0,bufsize);
767 BIO_printf(bio_s_out,"ACCEPT\n");
771 static void close_accept_socket()
773 BIO_printf(bio_err,"shutdown accept socket\n");
774 if (accept_socket >= 0)
776 SHUTDOWN2(accept_socket);
780 static int init_ssl_connection(con)
787 MS_STATIC char buf[BUFSIZ];
789 if ((i=SSL_accept(con)) <= 0)
791 if (BIO_sock_should_retry(i))
793 BIO_printf(bio_s_out,"DELAY\n");
797 BIO_printf(bio_err,"ERROR\n");
798 verify_error=SSL_get_verify_result(con);
799 if (verify_error != X509_V_OK)
801 BIO_printf(bio_err,"verify error:%s\n",
802 X509_verify_cert_error_string(verify_error));
805 ERR_print_errors(bio_err);
809 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
811 peer=SSL_get_peer_certificate(con);
814 BIO_printf(bio_s_out,"Client certificate\n");
815 PEM_write_bio_X509(bio_s_out,peer);
816 X509_NAME_oneline(X509_get_subject_name(peer),buf,BUFSIZ);
817 BIO_printf(bio_s_out,"subject=%s\n",buf);
818 X509_NAME_oneline(X509_get_issuer_name(peer),buf,BUFSIZ);
819 BIO_printf(bio_s_out,"issuer=%s\n",buf);
823 if (SSL_get_shared_ciphers(con,buf,BUFSIZ) != NULL)
824 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
825 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
826 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
827 if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n");
828 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
829 TLS1_FLAGS_TLS_PADDING_BUG)
830 BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
836 static DH *load_dh_param()
841 if ((bio=BIO_new_file(DH_PARAM,"r")) == NULL)
843 ret=PEM_read_bio_DHparams(bio,NULL,NULL);
845 if (bio != NULL) BIO_free(bio);
851 static int load_CA(ctx,file)
858 if ((in=fopen(file,"r")) == NULL)
863 if (PEM_read_X509(in,&x,NULL) == NULL)
865 SSL_CTX_add_client_CA(ctx,x);
867 if (x != NULL) X509_free(x);
873 static int www_body(hostname, s)
883 BIO *io,*ssl_bio,*sbio;
887 if (buf == NULL) return(0);
888 io=BIO_new(BIO_f_buffer());
889 ssl_bio=BIO_new(BIO_f_ssl());
890 if ((io == NULL) || (ssl_bio == NULL)) goto err;
898 BIO_printf(bio_err,"turning on non blocking io\n");
899 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
900 ERR_print_errors(bio_err);
904 /* lets make the output buffer a reasonable size */
905 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
907 if ((con=(SSL *)SSL_new(ctx)) == NULL) goto err;
909 sbio=BIO_new_socket(s,BIO_NOCLOSE);
914 test=BIO_new(BIO_f_nbio_test());
915 sbio=BIO_push(test,sbio);
917 SSL_set_bio(con,sbio,sbio);
918 SSL_set_accept_state(con);
920 /* SSL_set_fd(con,s); */
921 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
922 BIO_push(io,ssl_bio);
927 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
928 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
938 switch (SSL_get_error(con,i))
942 case SSL_ERROR_WANT_WRITE:
943 case SSL_ERROR_WANT_READ:
944 case SSL_ERROR_WANT_X509_LOOKUP:
946 case SSL_ERROR_SYSCALL:
948 case SSL_ERROR_ZERO_RETURN:
954 SSL_renegotiate(con);
955 SSL_write(con,NULL,0);
958 i=BIO_gets(io,buf,bufsize-1);
959 if (i < 0) /* error */
961 if (!BIO_should_retry(io))
964 ERR_print_errors(bio_err);
969 BIO_printf(bio_s_out,"read R BLOCK\n");
976 else if (i == 0) /* end of input */
982 /* else we have data */
983 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
984 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
989 static char *space=" ";
991 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
992 BIO_puts(io,"<HTML><BODY BGCOLOR=ffffff>\n");
993 BIO_puts(io,"<pre>\n");
994 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
996 for (i=0; i<local_argc; i++)
998 BIO_puts(io,local_argv[i]);
1003 /* The following is evil and should not really
1005 BIO_printf(io,"Ciphers supported in s_server binary\n");
1006 sk=SSL_get_ciphers(con);
1010 c=(SSL_CIPHER *)sk_value(sk,i);
1011 BIO_printf(io,"%-11s:%-25s",
1012 SSL_CIPHER_get_version(c),
1013 SSL_CIPHER_get_name(c));
1014 if ((((i+1)%2) == 0) && (i+1 != j))
1018 p=SSL_get_shared_ciphers(con,buf,bufsize);
1021 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
1027 BIO_write(io,space,26-j);
1030 BIO_write(io,((i%3)?" ":"\n"),1);
1041 BIO_printf(io,((con->hit)
1044 c=SSL_get_current_cipher(con);
1045 BIO_printf(io,"%s, Cipher is %s\n",
1046 SSL_CIPHER_get_version(c),
1047 SSL_CIPHER_get_name(c));
1048 SSL_SESSION_print(io,SSL_get_session(con));
1049 BIO_printf(io,"---\n");
1050 print_stats(io,SSL_get_SSL_CTX(con));
1051 BIO_printf(io,"---\n");
1052 peer=SSL_get_peer_certificate(con);
1055 BIO_printf(io,"Client certificate\n");
1056 X509_print(io,peer);
1057 PEM_write_bio_X509(io,peer);
1060 BIO_puts(io,"no client certificate available\n");
1061 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
1064 else if ((www == 2) && (strncmp("GET ",buf,4) == 0))
1068 static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
1073 for (e=p; *e != '\0'; e++)
1075 if (e[0] == ' ') break;
1076 if ( (e[0] == '.') &&
1077 (strncmp(&(e[-1]),"/../",4) == 0))
1085 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
1093 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
1100 BIO_printf(io,"'%s' is an invalid path\r\n",p);
1104 /* append if a directory lookup */
1106 strcat(p,"index.html");
1108 /* if a directory, do the index thang */
1109 if (stat(p,&st_buf) < 0)
1112 BIO_printf(io,"Error accessing '%s'\r\n",p);
1113 ERR_print_errors(io);
1116 if (S_ISDIR(st_buf.st_mode))
1118 strcat(p,"/index.html");
1121 if ((file=BIO_new_file(p,"r")) == NULL)
1124 BIO_printf(io,"Error opening '%s'\r\n",p);
1125 ERR_print_errors(io);
1130 BIO_printf(bio_err,"FILE:%s\n",p);
1133 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
1134 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
1135 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
1136 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
1138 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
1143 i=BIO_read(file,buf,bufsize);
1148 fprintf(stderr,"%d\n",i);
1149 if (total_bytes > 3*1024)
1152 fprintf(stderr,"RENEGOTIATE\n");
1153 SSL_renegotiate(con);
1160 { static count=0; if (++count == 13) { SSL_renegotiate(con); } }
1162 k=BIO_write(io,&(buf[j]),i-j);
1165 if (!BIO_should_retry(io))
1169 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
1186 i=(int)BIO_flush(io);
1189 if (!BIO_should_retry(io))
1197 /* make sure we re-use sessions */
1198 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1200 /* This kills performace */
1201 /* SSL_shutdown(con); A shutdown gets sent in the
1202 * BIO_free_all(io) procession */
1208 BIO_printf(bio_s_out,"ACCEPT\n");
1210 if (buf != NULL) Free(buf);
1211 if (io != NULL) BIO_free_all(io);
1212 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
1216 static RSA MS_CALLBACK *tmp_rsa_cb(s,export,keylength)
1221 static RSA *rsa_tmp=NULL;
1223 if (rsa_tmp == NULL)
1227 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
1231 rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1235 BIO_printf(bio_err,"\n");