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.]
59 /* With IPv6, it looks like Digital has mixed up the proper order of
60 recursive header file inclusion, resulting in the compiler complaining
61 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
62 is needed to have fileno() declared correctly... So let's define u_int */
63 #if defined(VMS) && defined(__DECC) && !defined(__U_INT)
65 typedef unsigned int u_int;
71 #include <sys/types.h>
76 #include <openssl/lhash.h>
77 #include <openssl/bn.h>
80 #include <openssl/err.h>
81 #include <openssl/pem.h>
82 #include <openssl/x509.h>
83 #include <openssl/ssl.h>
86 #if (defined(VMS) && __VMS_VER < 70000000)
87 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
91 #if defined(NO_RSA) && !defined(NO_SSL2)
96 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int export,int keylength);
98 static int sv_body(char *hostname, int s, unsigned char *context);
99 static int www_body(char *hostname, int s, unsigned char *context);
100 static void close_accept_socket(void );
101 static void sv_usage(void);
102 static int init_ssl_connection(SSL *s);
103 static void print_stats(BIO *bp,SSL_CTX *ctx);
105 static DH *load_dh_param(void );
106 static DH *get_dh512(void);
108 /* static void s_server_init(void);*/
111 #if defined(VMS) && !defined(__DECC)
112 #define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
114 #define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
119 static unsigned char dh512_p[]={
120 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
121 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
122 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
123 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
124 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
127 static unsigned char dh512_g[]={
131 static DH *get_dh512(void)
135 if ((dh=DH_new()) == NULL) return(NULL);
136 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
137 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
138 if ((dh->p == NULL) || (dh->g == NULL))
144 /* static int load_CA(SSL_CTX *ctx, char *file);*/
147 #define BUFSIZZ 16*1024
148 static int bufsize=32;
149 static int accept_socket= -1;
151 #define TEST_CERT "server.pem"
153 #define PROG s_server_main
155 #define DH_PARAM "server.pem"
157 extern int verify_depth;
159 static char *cipher=NULL;
160 static int s_server_verify=SSL_VERIFY_NONE;
161 static int s_server_session_id_context = 1; /* anything will do */
162 static char *s_cert_file=TEST_CERT,*s_key_file=NULL;
163 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
167 static int s_nbio_test=0;
168 static SSL_CTX *ctx=NULL;
171 static BIO *bio_s_out=NULL;
172 static int s_debug=0;
173 static int s_quiet=0;
176 static void s_server_init(void)
179 s_server_verify=SSL_VERIFY_NONE;
182 s_cert_file=TEST_CERT;
197 static void sv_usage(void)
199 BIO_printf(bio_err,"usage: s_server [args ...]\n");
200 BIO_printf(bio_err,"\n");
201 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
202 BIO_printf(bio_err," -context arg - set session ID context\n");
203 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
204 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
205 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
206 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
207 BIO_printf(bio_err," -key arg - RSA file to use, PEM format assumed, in cert file if\n");
208 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
209 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
210 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
212 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
214 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
215 BIO_printf(bio_err," -debug - Print more output\n");
216 BIO_printf(bio_err," -state - Print the SSL states\n");
217 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
218 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
219 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
220 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
221 BIO_printf(bio_err," -quiet - No server output\n");
222 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
223 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
224 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
225 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
226 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
227 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
228 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
229 BIO_printf(bio_err," -bugs - Turn on SSL bug compatability\n");
230 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
231 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
234 static int local_argc=0;
235 static char **local_argv;
238 #ifdef CHARSET_EBCDIC
239 static int ebcdic_new(BIO *bi);
240 static int ebcdic_free(BIO *a);
241 static int ebcdic_read(BIO *b, char *out, int outl);
242 static int ebcdic_write(BIO *b, char *in, int inl);
243 static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr);
244 static int ebcdic_gets(BIO *bp, char *buf, int size);
245 static int ebcdic_puts(BIO *bp, char *str);
247 #define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
248 static BIO_METHOD methods_ebcdic=
250 BIO_TYPE_EBCDIC_FILTER,
251 "EBCDIC/ASCII filter",
267 BIO_METHOD *BIO_f_ebcdic_filter()
269 return(&methods_ebcdic);
272 static int ebcdic_new(BIO *bi)
274 EBCDIC_OUTBUFF *wbuf;
276 wbuf = (EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
277 wbuf->alloced = 1024;
278 wbuf->buff[0] = '\0';
280 bi->ptr=(char *)wbuf;
286 static int ebcdic_free(BIO *a)
288 if (a == NULL) return(0);
297 static int ebcdic_read(BIO *b, char *out, int outl)
301 if (out == NULL || outl == 0) return(0);
302 if (b->next_bio == NULL) return(0);
304 ret=BIO_read(b->next_bio,out,outl);
306 ascii2ebcdic(out,out,ret);
310 static int ebcdic_write(BIO *b, char *in, int inl)
312 EBCDIC_OUTBUFF *wbuf;
317 if ((in == NULL) || (inl <= 0)) return(0);
318 if (b->next_bio == NULL) return(0);
320 wbuf=(EBCDIC_OUTBUFF *)b->ptr;
322 if (inl > (num = wbuf->alloced))
324 num = num + num; /* double the size */
328 wbuf=(EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + num);
331 wbuf->buff[0] = '\0';
336 ebcdic2ascii(wbuf->buff, in, inl);
338 ret=BIO_write(b->next_bio, wbuf->buff, inl);
343 static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr)
347 if (b->next_bio == NULL) return(0);
354 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
360 static int ebcdic_gets(BIO *bp, char *buf, int size)
363 if (bp->next_bio == NULL) return(0);
364 /* return(BIO_gets(bp->next_bio,buf,size));*/
365 for (i=0; i<size-1; ++i)
367 ret = ebcdic_read(bp,&buf[i],1);
370 else if (buf[i] == '\n')
378 return (ret < 0 && i == 0) ? ret : i;
381 static int ebcdic_puts(BIO *bp, char *str)
383 if (bp->next_bio == NULL) return(0);
384 return ebcdic_write(bp, str, strlen(str));
388 int MAIN(int argc, char *argv[])
391 char *CApath=NULL,*CAfile=NULL;
392 char *context = NULL;
396 int no_tmp_rsa=0,nocert=0;
398 SSL_METHOD *meth=NULL;
403 #if !defined(NO_SSL2) && !defined(NO_SSL3)
404 meth=SSLv23_server_method();
405 #elif !defined(NO_SSL3)
406 meth=SSLv3_server_method();
407 #elif !defined(NO_SSL2)
408 meth=SSLv2_server_method();
419 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
432 if ((strcmp(*argv,"-port") == 0) ||
433 (strcmp(*argv,"-accept") == 0))
435 if (--argc < 1) goto bad;
436 if (!extract_port(*(++argv),&port))
439 else if (strcmp(*argv,"-verify") == 0)
441 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
442 if (--argc < 1) goto bad;
443 verify_depth=atoi(*(++argv));
444 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
446 else if (strcmp(*argv,"-Verify") == 0)
448 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
449 SSL_VERIFY_CLIENT_ONCE;
450 if (--argc < 1) goto bad;
451 verify_depth=atoi(*(++argv));
452 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
454 else if (strcmp(*argv,"-context") == 0)
456 if (--argc < 1) goto bad;
459 else if (strcmp(*argv,"-cert") == 0)
461 if (--argc < 1) goto bad;
462 s_cert_file= *(++argv);
464 else if (strcmp(*argv,"-key") == 0)
466 if (--argc < 1) goto bad;
467 s_key_file= *(++argv);
469 else if (strcmp(*argv,"-dcert") == 0)
471 if (--argc < 1) goto bad;
472 s_dcert_file= *(++argv);
474 else if (strcmp(*argv,"-dkey") == 0)
476 if (--argc < 1) goto bad;
477 s_dkey_file= *(++argv);
479 else if (strcmp(*argv,"-nocert") == 0)
483 else if (strcmp(*argv,"-CApath") == 0)
485 if (--argc < 1) goto bad;
488 else if (strcmp(*argv,"-cipher") == 0)
490 if (--argc < 1) goto bad;
493 else if (strcmp(*argv,"-CAfile") == 0)
495 if (--argc < 1) goto bad;
499 else if (strcmp(*argv,"-nbio") == 0)
502 else if (strcmp(*argv,"-nbio_test") == 0)
509 else if (strcmp(*argv,"-debug") == 0)
511 else if (strcmp(*argv,"-hack") == 0)
513 else if (strcmp(*argv,"-state") == 0)
515 else if (strcmp(*argv,"-quiet") == 0)
517 else if (strcmp(*argv,"-bugs") == 0)
519 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
521 else if (strcmp(*argv,"-www") == 0)
523 else if (strcmp(*argv,"-WWW") == 0)
525 else if (strcmp(*argv,"-no_ssl2") == 0)
526 { off|=SSL_OP_NO_SSLv2; }
527 else if (strcmp(*argv,"-no_ssl3") == 0)
528 { off|=SSL_OP_NO_SSLv3; }
529 else if (strcmp(*argv,"-no_tls1") == 0)
530 { off|=SSL_OP_NO_TLSv1; }
532 else if (strcmp(*argv,"-ssl2") == 0)
533 { meth=SSLv2_server_method(); }
536 else if (strcmp(*argv,"-ssl3") == 0)
537 { meth=SSLv3_server_method(); }
540 else if (strcmp(*argv,"-tls1") == 0)
541 { meth=TLSv1_server_method(); }
545 BIO_printf(bio_err,"unknown option %s\n",*argv);
559 if (bio_s_out == NULL)
561 if (s_quiet && !s_debug)
563 bio_s_out=BIO_new(BIO_s_null());
567 if (bio_s_out == NULL)
568 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
572 #if !defined(NO_RSA) || !defined(NO_DSA)
582 SSL_load_error_strings();
583 SSLeay_add_ssl_algorithms();
585 ctx=SSL_CTX_new(meth);
588 ERR_print_errors(bio_err);
592 SSL_CTX_set_quiet_shutdown(ctx,1);
593 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
594 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
595 SSL_CTX_set_options(ctx,off);
596 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NON_EXPORT_FIRST);
598 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
600 SSL_CTX_sess_set_cache_size(ctx,128);
603 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
607 if (s_cert_file == NULL)
609 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
614 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
615 (!SSL_CTX_set_default_verify_paths(ctx)))
617 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
618 ERR_print_errors(bio_err);
623 /* EAY EAY EAY evil hack */
627 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
631 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
634 BIO_flush(bio_s_out);
636 SSL_CTX_set_tmp_dh(ctx,dh);
640 if (!set_cert_stuff(ctx,s_cert_file,s_key_file))
642 if (s_dcert_file != NULL)
644 if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file))
650 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
652 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
656 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
657 BIO_flush(bio_s_out);
659 rsa=RSA_generate_key(512,RSA_F4,NULL);
661 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
663 ERR_print_errors(bio_err);
667 BIO_printf(bio_s_out,"\n");
673 SSL_CTX_set_cipher_list(ctx,cipher);
674 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
675 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
676 sizeof s_server_session_id_context);
678 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
680 BIO_printf(bio_s_out,"ACCEPT\n");
682 do_server(port,&accept_socket,www_body, context);
684 do_server(port,&accept_socket,sv_body, context);
685 print_stats(bio_s_out,ctx);
688 if (ctx != NULL) SSL_CTX_free(ctx);
689 if (bio_s_out != NULL)
697 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
699 BIO_printf(bio,"%4ld items in the session cache\n",
700 SSL_CTX_sess_number(ssl_ctx));
701 BIO_printf(bio,"%4d client connects (SSL_connect())\n",
702 SSL_CTX_sess_connect(ssl_ctx));
703 BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n",
704 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
705 BIO_printf(bio,"%4d client connects that finished\n",
706 SSL_CTX_sess_connect_good(ssl_ctx));
707 BIO_printf(bio,"%4d server accepts (SSL_accept())\n",
708 SSL_CTX_sess_accept(ssl_ctx));
709 BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n",
710 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
711 BIO_printf(bio,"%4d server accepts that finished\n",
712 SSL_CTX_sess_accept_good(ssl_ctx));
713 BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
714 BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
715 BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
716 BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
717 BIO_printf(bio,"%4d cache full overflows (%d allowed)\n",
718 SSL_CTX_sess_cache_full(ssl_ctx),
719 SSL_CTX_sess_get_cache_size(ssl_ctx));
722 static int sv_body(char *hostname, int s, unsigned char *context)
732 if ((buf=Malloc(bufsize)) == NULL)
734 BIO_printf(bio_err,"out of memory\n");
743 BIO_printf(bio_err,"turning on non blocking io\n");
744 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
745 ERR_print_errors(bio_err);
750 con=(SSL *)SSL_new(ctx);
752 SSL_set_session_id_context(con, context,
753 strlen((char *)context));
757 sbio=BIO_new_socket(s,BIO_NOCLOSE);
762 test=BIO_new(BIO_f_nbio_test());
763 sbio=BIO_push(test,sbio);
765 SSL_set_bio(con,sbio,sbio);
766 SSL_set_accept_state(con);
767 /* SSL_set_fd(con,s); */
772 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
773 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
781 FD_SET(fileno(stdin),&readfds);
784 /* Note: under VMS with SOCKETSHR the second parameter is
785 * currently of type (int *) whereas under other systems
786 * it is (void *) if you don't have a cast it will choke
787 * the compiler: if you do have a cast then you can either
788 * go for (int *) or (void *).
790 i=select(width,(void *)&readfds,NULL,NULL,NULL);
791 if (i <= 0) continue;
792 if (FD_ISSET(fileno(stdin),&readfds))
794 i=read(fileno(stdin),buf,bufsize);
797 if ((i <= 0) || (buf[0] == 'Q'))
799 BIO_printf(bio_s_out,"DONE\n");
801 close_accept_socket();
805 if ((i <= 0) || (buf[0] == 'q'))
807 BIO_printf(bio_s_out,"DONE\n");
809 /* close_accept_socket();
813 if ((buf[0] == 'r') &&
814 ((buf[1] == '\n') || (buf[1] == '\r')))
816 SSL_renegotiate(con);
817 i=SSL_do_handshake(con);
818 printf("SSL_do_handshake -> %d\n",i);
821 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
823 if ((buf[0] == 'R') &&
824 ((buf[1] == '\n') || (buf[1] == '\r')))
827 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
828 SSL_renegotiate(con);
829 i=SSL_do_handshake(con);
830 printf("SSL_do_handshake -> %d\n",i);
833 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
837 static char *str="Lets print some clear text\n";
838 BIO_write(SSL_get_wbio(con),str,strlen(str));
842 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
845 #ifdef CHARSET_EBCDIC
846 ebcdic2ascii(buf,buf,i);
851 /* should do a select for the write */
853 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
855 k=SSL_write(con,&(buf[l]),(unsigned int)i);
856 switch (SSL_get_error(con,k))
860 case SSL_ERROR_WANT_WRITE:
861 case SSL_ERROR_WANT_READ:
862 case SSL_ERROR_WANT_X509_LOOKUP:
863 BIO_printf(bio_s_out,"Write BLOCK\n");
865 case SSL_ERROR_SYSCALL:
867 BIO_printf(bio_s_out,"ERROR\n");
868 ERR_print_errors(bio_err);
872 case SSL_ERROR_ZERO_RETURN:
873 BIO_printf(bio_s_out,"DONE\n");
882 if (FD_ISSET(s,&readfds))
884 if (!SSL_is_init_finished(con))
886 i=init_ssl_connection(con);
902 i=SSL_read(con,(char *)buf,bufsize);
903 switch (SSL_get_error(con,i))
906 #ifdef CHARSET_EBCDIC
907 ascii2ebcdic(buf,buf,i);
909 write(fileno(stdout),buf,
911 if (SSL_pending(con)) goto again;
913 case SSL_ERROR_WANT_WRITE:
914 case SSL_ERROR_WANT_READ:
915 case SSL_ERROR_WANT_X509_LOOKUP:
916 BIO_printf(bio_s_out,"Read BLOCK\n");
918 case SSL_ERROR_SYSCALL:
920 BIO_printf(bio_s_out,"ERROR\n");
921 ERR_print_errors(bio_err);
924 case SSL_ERROR_ZERO_RETURN:
925 BIO_printf(bio_s_out,"DONE\n");
933 BIO_printf(bio_s_out,"shutting down SSL\n");
935 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
939 if (con != NULL) SSL_free(con);
940 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
943 memset(buf,0,bufsize);
947 BIO_printf(bio_s_out,"ACCEPT\n");
951 static void close_accept_socket(void)
953 BIO_printf(bio_err,"shutdown accept socket\n");
954 if (accept_socket >= 0)
956 SHUTDOWN2(accept_socket);
960 static int init_ssl_connection(SSL *con)
966 MS_STATIC char buf[BUFSIZ];
968 if ((i=SSL_accept(con)) <= 0)
970 if (BIO_sock_should_retry(i))
972 BIO_printf(bio_s_out,"DELAY\n");
976 BIO_printf(bio_err,"ERROR\n");
977 verify_error=SSL_get_verify_result(con);
978 if (verify_error != X509_V_OK)
980 BIO_printf(bio_err,"verify error:%s\n",
981 X509_verify_cert_error_string(verify_error));
984 ERR_print_errors(bio_err);
988 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
990 peer=SSL_get_peer_certificate(con);
993 BIO_printf(bio_s_out,"Client certificate\n");
994 PEM_write_bio_X509(bio_s_out,peer);
995 X509_NAME_oneline(X509_get_subject_name(peer),buf,BUFSIZ);
996 BIO_printf(bio_s_out,"subject=%s\n",buf);
997 X509_NAME_oneline(X509_get_issuer_name(peer),buf,BUFSIZ);
998 BIO_printf(bio_s_out,"issuer=%s\n",buf);
1002 if (SSL_get_shared_ciphers(con,buf,BUFSIZ) != NULL)
1003 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
1004 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
1005 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
1006 if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n");
1007 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
1008 TLS1_FLAGS_TLS_PADDING_BUG)
1009 BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
1015 static DH *load_dh_param(void)
1020 if ((bio=BIO_new_file(DH_PARAM,"r")) == NULL)
1022 ret=PEM_read_bio_DHparams(bio,NULL,NULL);
1024 if (bio != NULL) BIO_free(bio);
1030 static int load_CA(SSL_CTX *ctx, char *file)
1035 if ((in=fopen(file,"r")) == NULL)
1040 if (PEM_read_X509(in,&x,NULL) == NULL)
1042 SSL_CTX_add_client_CA(ctx,x);
1044 if (x != NULL) X509_free(x);
1050 static int www_body(char *hostname, int s, unsigned char *context)
1054 int i,j,k,blank,dot;
1058 BIO *io,*ssl_bio,*sbio;
1061 buf=Malloc(bufsize);
1062 if (buf == NULL) return(0);
1063 io=BIO_new(BIO_f_buffer());
1064 ssl_bio=BIO_new(BIO_f_ssl());
1065 if ((io == NULL) || (ssl_bio == NULL)) goto err;
1073 BIO_printf(bio_err,"turning on non blocking io\n");
1074 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
1075 ERR_print_errors(bio_err);
1079 /* lets make the output buffer a reasonable size */
1080 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
1082 if ((con=(SSL *)SSL_new(ctx)) == NULL) goto err;
1083 if(context) SSL_set_session_id_context(con, context,
1084 strlen((char *)context));
1086 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1091 test=BIO_new(BIO_f_nbio_test());
1092 sbio=BIO_push(test,sbio);
1094 SSL_set_bio(con,sbio,sbio);
1095 SSL_set_accept_state(con);
1097 /* SSL_set_fd(con,s); */
1098 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
1099 BIO_push(io,ssl_bio);
1100 #ifdef CHARSET_EBCDIC
1101 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
1107 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
1108 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
1118 switch (SSL_get_error(con,i))
1120 case SSL_ERROR_NONE:
1122 case SSL_ERROR_WANT_WRITE:
1123 case SSL_ERROR_WANT_READ:
1124 case SSL_ERROR_WANT_X509_LOOKUP:
1126 case SSL_ERROR_SYSCALL:
1128 case SSL_ERROR_ZERO_RETURN:
1134 SSL_renegotiate(con);
1135 SSL_write(con,NULL,0);
1138 i=BIO_gets(io,buf,bufsize-1);
1139 if (i < 0) /* error */
1141 if (!BIO_should_retry(io))
1144 ERR_print_errors(bio_err);
1149 BIO_printf(bio_s_out,"read R BLOCK\n");
1156 else if (i == 0) /* end of input */
1162 /* else we have data */
1163 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
1164 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
1168 STACK_OF(SSL_CIPHER) *sk;
1169 static char *space=" ";
1171 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
1172 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
1173 BIO_puts(io,"<pre>\n");
1174 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
1176 for (i=0; i<local_argc; i++)
1178 BIO_puts(io,local_argv[i]);
1179 BIO_write(io," ",1);
1183 /* The following is evil and should not really
1185 BIO_printf(io,"Ciphers supported in s_server binary\n");
1186 sk=SSL_get_ciphers(con);
1187 j=sk_SSL_CIPHER_num(sk);
1190 c=sk_SSL_CIPHER_value(sk,i);
1191 BIO_printf(io,"%-11s:%-25s",
1192 SSL_CIPHER_get_version(c),
1193 SSL_CIPHER_get_name(c));
1194 if ((((i+1)%2) == 0) && (i+1 != j))
1198 p=SSL_get_shared_ciphers(con,buf,bufsize);
1201 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
1207 BIO_write(io,space,26-j);
1210 BIO_write(io,((i%3)?" ":"\n"),1);
1221 BIO_printf(io,((con->hit)
1224 c=SSL_get_current_cipher(con);
1225 BIO_printf(io,"%s, Cipher is %s\n",
1226 SSL_CIPHER_get_version(c),
1227 SSL_CIPHER_get_name(c));
1228 SSL_SESSION_print(io,SSL_get_session(con));
1229 BIO_printf(io,"---\n");
1230 print_stats(io,SSL_get_SSL_CTX(con));
1231 BIO_printf(io,"---\n");
1232 peer=SSL_get_peer_certificate(con);
1235 BIO_printf(io,"Client certificate\n");
1236 X509_print(io,peer);
1237 PEM_write_bio_X509(io,peer);
1240 BIO_puts(io,"no client certificate available\n");
1241 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
1244 else if ((www == 2) && (strncmp("GET /",buf,5) == 0))
1248 static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
1253 for (e=p; *e != '\0'; e++)
1255 if (e[0] == ' ') break;
1256 if ( (e[0] == '.') &&
1257 (strncmp(&(e[-1]),"/../",4) == 0))
1265 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
1273 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
1280 BIO_printf(io,"'%s' is an invalid path\r\n",p);
1284 /* append if a directory lookup */
1286 strcat(p,"index.html");
1288 /* if a directory, do the index thang */
1289 if (stat(p,&st_buf) < 0)
1292 BIO_printf(io,"Error accessing '%s'\r\n",p);
1293 ERR_print_errors(io);
1296 if (S_ISDIR(st_buf.st_mode))
1298 strcat(p,"/index.html");
1301 if ((file=BIO_new_file(p,"r")) == NULL)
1304 BIO_printf(io,"Error opening '%s'\r\n",p);
1305 ERR_print_errors(io);
1310 BIO_printf(bio_err,"FILE:%s\n",p);
1313 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
1314 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
1315 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
1316 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
1318 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
1323 i=BIO_read(file,buf,bufsize);
1328 fprintf(stderr,"%d\n",i);
1329 if (total_bytes > 3*1024)
1332 fprintf(stderr,"RENEGOTIATE\n");
1333 SSL_renegotiate(con);
1340 { static count=0; if (++count == 13) { SSL_renegotiate(con); } }
1342 k=BIO_write(io,&(buf[j]),i-j);
1345 if (!BIO_should_retry(io))
1349 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
1366 i=(int)BIO_flush(io);
1369 if (!BIO_should_retry(io))
1377 /* make sure we re-use sessions */
1378 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1380 /* This kills performace */
1381 /* SSL_shutdown(con); A shutdown gets sent in the
1382 * BIO_free_all(io) procession */
1388 BIO_printf(bio_s_out,"ACCEPT\n");
1390 if (buf != NULL) Free(buf);
1391 if (io != NULL) BIO_free_all(io);
1392 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
1397 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int export, int keylength)
1399 static RSA *rsa_tmp=NULL;
1401 if (rsa_tmp == NULL)
1405 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
1408 rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1411 BIO_printf(bio_err,"\n");