diff options
Diffstat (limited to 'crypto/openssl/apps/s_server.c')
| -rw-r--r-- | crypto/openssl/apps/s_server.c | 1542 |
1 files changed, 0 insertions, 1542 deletions
diff --git a/crypto/openssl/apps/s_server.c b/crypto/openssl/apps/s_server.c deleted file mode 100644 index 624dfb5e4198..000000000000 --- a/crypto/openssl/apps/s_server.c +++ /dev/null @@ -1,1542 +0,0 @@ -/* apps/s_server.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> -#include <sys/types.h> -#include <sys/stat.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 - -#include <openssl/lhash.h> -#include <openssl/bn.h> -#define USE_SOCKETS -#include "apps.h" -#include <openssl/err.h> -#include <openssl/pem.h> -#include <openssl/x509.h> -#include <openssl/ssl.h> -#include <openssl/rand.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 - -#ifndef NO_RSA -static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength); -#endif -static int sv_body(char *hostname, int s, unsigned char *context); -static int www_body(char *hostname, int s, unsigned char *context); -static void close_accept_socket(void ); -static void sv_usage(void); -static int init_ssl_connection(SSL *s); -static void print_stats(BIO *bp,SSL_CTX *ctx); -#ifndef NO_DH -static DH *load_dh_param(char *dhfile); -static DH *get_dh512(void); -#endif -#ifdef MONOLITH -static void s_server_init(void); -#endif - -#ifndef S_ISDIR -# if defined(_S_IFMT) && defined(_S_IFDIR) -# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) -# else -# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) -# endif -#endif - -#ifndef NO_DH -static unsigned char dh512_p[]={ - 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75, - 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F, - 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3, - 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12, - 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C, - 0x47,0x74,0xE8,0x33, - }; -static unsigned char dh512_g[]={ - 0x02, - }; - -static DH *get_dh512(void) - { - DH *dh=NULL; - - 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)) - return(NULL); - return(dh); - } -#endif - -/* static int load_CA(SSL_CTX *ctx, char *file);*/ - -#undef BUFSIZZ -#define BUFSIZZ 16*1024 -static int bufsize=BUFSIZZ; -static int accept_socket= -1; - -#define TEST_CERT "server.pem" -#undef PROG -#define PROG s_server_main - -extern int verify_depth; - -static char *cipher=NULL; -static int s_server_verify=SSL_VERIFY_NONE; -static int s_server_session_id_context = 1; /* anything will do */ -static char *s_cert_file=TEST_CERT,*s_key_file=NULL; -static char *s_dcert_file=NULL,*s_dkey_file=NULL; -#ifdef FIONBIO -static int s_nbio=0; -#endif -static int s_nbio_test=0; -int s_crlf=0; -static SSL_CTX *ctx=NULL; -static int www=0; - -static BIO *bio_s_out=NULL; -static int s_debug=0; -static int s_quiet=0; - -static int hack=0; - -#ifdef MONOLITH -static void s_server_init(void) - { - accept_socket=-1; - cipher=NULL; - s_server_verify=SSL_VERIFY_NONE; - s_dcert_file=NULL; - s_dkey_file=NULL; - s_cert_file=TEST_CERT; - s_key_file=NULL; -#ifdef FIONBIO - s_nbio=0; -#endif - s_nbio_test=0; - ctx=NULL; - www=0; - - bio_s_out=NULL; - s_debug=0; - s_quiet=0; - hack=0; - } -#endif - -static void sv_usage(void) - { - BIO_printf(bio_err,"usage: s_server [args ...]\n"); - BIO_printf(bio_err,"\n"); - BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT); - BIO_printf(bio_err," -context arg - set session ID context\n"); - BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); - BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n"); - BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n"); - BIO_printf(bio_err," (default is %s)\n",TEST_CERT); - 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 (default is %s)\n",TEST_CERT); - BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n"); - BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n"); - BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n"); - BIO_printf(bio_err," or a default set of parameters is used\n"); -#ifdef FIONBIO - BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); -#endif - BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n"); - BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); - BIO_printf(bio_err," -debug - Print more output\n"); - BIO_printf(bio_err," -state - Print the SSL states\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," -nocert - Don't use any certificates (Anon-DH)\n"); - BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n"); - BIO_printf(bio_err," -quiet - No server output\n"); - BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n"); - BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n"); - BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n"); - BIO_printf(bio_err," -tls1 - Just talk TLSv1\n"); - BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n"); - BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n"); - BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n"); -#ifndef NO_DH - BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n"); -#endif - BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n"); - BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n"); - BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); - BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); - } - -static int local_argc=0; -static char **local_argv; - -#ifdef CHARSET_EBCDIC -static int ebcdic_new(BIO *bi); -static int ebcdic_free(BIO *a); -static int ebcdic_read(BIO *b, char *out, int outl); -static int ebcdic_write(BIO *b, char *in, int inl); -static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr); -static int ebcdic_gets(BIO *bp, char *buf, int size); -static int ebcdic_puts(BIO *bp, char *str); - -#define BIO_TYPE_EBCDIC_FILTER (18|0x0200) -static BIO_METHOD methods_ebcdic= - { - BIO_TYPE_EBCDIC_FILTER, - "EBCDIC/ASCII filter", - ebcdic_write, - ebcdic_read, - ebcdic_puts, - ebcdic_gets, - ebcdic_ctrl, - ebcdic_new, - ebcdic_free, - }; - -typedef struct -{ - size_t alloced; - char buff[1]; -} EBCDIC_OUTBUFF; - -BIO_METHOD *BIO_f_ebcdic_filter() -{ - return(&methods_ebcdic); -} - -static int ebcdic_new(BIO *bi) -{ - EBCDIC_OUTBUFF *wbuf; - - wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024); - wbuf->alloced = 1024; - wbuf->buff[0] = '\0'; - - bi->ptr=(char *)wbuf; - bi->init=1; - bi->flags=0; - return(1); -} - -static int ebcdic_free(BIO *a) -{ - if (a == NULL) return(0); - if (a->ptr != NULL) - OPENSSL_free(a->ptr); - a->ptr=NULL; - a->init=0; - a->flags=0; - return(1); -} - -static int ebcdic_read(BIO *b, char *out, int outl) -{ - int ret=0; - - if (out == NULL || outl == 0) return(0); - if (b->next_bio == NULL) return(0); - - ret=BIO_read(b->next_bio,out,outl); - if (ret > 0) - ascii2ebcdic(out,out,ret); - return(ret); -} - -static int ebcdic_write(BIO *b, char *in, int inl) -{ - EBCDIC_OUTBUFF *wbuf; - int ret=0; - int num; - unsigned char n; - - if ((in == NULL) || (inl <= 0)) return(0); - if (b->next_bio == NULL) return(0); - - wbuf=(EBCDIC_OUTBUFF *)b->ptr; - - if (inl > (num = wbuf->alloced)) - { - num = num + num; /* double the size */ - if (num < inl) - num = inl; - OPENSSL_free(wbuf); - wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num); - - wbuf->alloced = num; - wbuf->buff[0] = '\0'; - - b->ptr=(char *)wbuf; - } - - ebcdic2ascii(wbuf->buff, in, inl); - - ret=BIO_write(b->next_bio, wbuf->buff, inl); - - return(ret); -} - -static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr) -{ - long ret; - - if (b->next_bio == NULL) return(0); - switch (cmd) - { - case BIO_CTRL_DUP: - ret=0L; - break; - default: - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - break; - } - return(ret); -} - -static int ebcdic_gets(BIO *bp, char *buf, int size) -{ - int i, ret; - if (bp->next_bio == NULL) return(0); -/* return(BIO_gets(bp->next_bio,buf,size));*/ - for (i=0; i<size-1; ++i) - { - ret = ebcdic_read(bp,&buf[i],1); - if (ret <= 0) - break; - else if (buf[i] == '\n') - { - ++i; - break; - } - } - if (i < size) - buf[i] = '\0'; - return (ret < 0 && i == 0) ? ret : i; -} - -static int ebcdic_puts(BIO *bp, char *str) -{ - if (bp->next_bio == NULL) return(0); - return ebcdic_write(bp, str, strlen(str)); -} -#endif - -int MAIN(int, char **); - -int MAIN(int argc, char *argv[]) - { - short port=PORT; - char *CApath=NULL,*CAfile=NULL; - char *context = NULL; - char *dhfile = NULL; - int badop=0,bugs=0; - int ret=1; - int off=0; - int no_tmp_rsa=0,no_dhe=0,nocert=0; - int state=0; - SSL_METHOD *meth=NULL; - char *inrand=NULL; -#ifndef NO_DH - DH *dh=NULL; -#endif - -#if !defined(NO_SSL2) && !defined(NO_SSL3) - meth=SSLv23_server_method(); -#elif !defined(NO_SSL3) - meth=SSLv3_server_method(); -#elif !defined(NO_SSL2) - meth=SSLv2_server_method(); -#endif - - local_argc=argc; - local_argv=argv; - - apps_startup(); -#ifdef MONOLITH - s_server_init(); -#endif - - if (bio_err == NULL) - bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); - - verify_depth=0; -#ifdef FIONBIO - s_nbio=0; -#endif - s_nbio_test=0; - - argc--; - argv++; - - while (argc >= 1) - { - if ((strcmp(*argv,"-port") == 0) || - (strcmp(*argv,"-accept") == 0)) - { - if (--argc < 1) goto bad; - if (!extract_port(*(++argv),&port)) - goto bad; - } - else if (strcmp(*argv,"-verify") == 0) - { - s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE; - if (--argc < 1) goto bad; - verify_depth=atoi(*(++argv)); - BIO_printf(bio_err,"verify depth is %d\n",verify_depth); - } - else if (strcmp(*argv,"-Verify") == 0) - { - s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT| - SSL_VERIFY_CLIENT_ONCE; - if (--argc < 1) goto bad; - verify_depth=atoi(*(++argv)); - BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth); - } - else if (strcmp(*argv,"-context") == 0) - { - if (--argc < 1) goto bad; - context= *(++argv); - } - else if (strcmp(*argv,"-cert") == 0) - { - if (--argc < 1) goto bad; - s_cert_file= *(++argv); - } - else if (strcmp(*argv,"-key") == 0) - { - if (--argc < 1) goto bad; - s_key_file= *(++argv); - } - else if (strcmp(*argv,"-dhparam") == 0) - { - if (--argc < 1) goto bad; - dhfile = *(++argv); - } - else if (strcmp(*argv,"-dcert") == 0) - { - if (--argc < 1) goto bad; - s_dcert_file= *(++argv); - } - else if (strcmp(*argv,"-dkey") == 0) - { - if (--argc < 1) goto bad; - s_dkey_file= *(++argv); - } - else if (strcmp(*argv,"-nocert") == 0) - { - nocert=1; - } - else if (strcmp(*argv,"-CApath") == 0) - { - if (--argc < 1) goto bad; - CApath= *(++argv); - } - else if (strcmp(*argv,"-cipher") == 0) - { - if (--argc < 1) goto bad; - cipher= *(++argv); - } - else if (strcmp(*argv,"-CAfile") == 0) - { - if (--argc < 1) goto bad; - CAfile= *(++argv); - } -#ifdef FIONBIO - else if (strcmp(*argv,"-nbio") == 0) - { s_nbio=1; } -#endif - else if (strcmp(*argv,"-nbio_test") == 0) - { -#ifdef FIONBIO - s_nbio=1; -#endif - s_nbio_test=1; - } - else if (strcmp(*argv,"-debug") == 0) - { s_debug=1; } - else if (strcmp(*argv,"-hack") == 0) - { hack=1; } - else if (strcmp(*argv,"-state") == 0) - { state=1; } - else if (strcmp(*argv,"-crlf") == 0) - { s_crlf=1; } - else if (strcmp(*argv,"-quiet") == 0) - { s_quiet=1; } - else if (strcmp(*argv,"-bugs") == 0) - { bugs=1; } - else if (strcmp(*argv,"-no_tmp_rsa") == 0) - { no_tmp_rsa=1; } - else if (strcmp(*argv,"-no_dhe") == 0) - { no_dhe=1; } - else if (strcmp(*argv,"-www") == 0) - { www=1; } - else if (strcmp(*argv,"-WWW") == 0) - { www=2; } - else if (strcmp(*argv,"-no_ssl2") == 0) - { off|=SSL_OP_NO_SSLv2; } - else if (strcmp(*argv,"-no_ssl3") == 0) - { off|=SSL_OP_NO_SSLv3; } - else if (strcmp(*argv,"-no_tls1") == 0) - { off|=SSL_OP_NO_TLSv1; } -#ifndef NO_SSL2 - else if (strcmp(*argv,"-ssl2") == 0) - { meth=SSLv2_server_method(); } -#endif -#ifndef NO_SSL3 - else if (strcmp(*argv,"-ssl3") == 0) - { meth=SSLv3_server_method(); } -#endif -#ifndef NO_TLS1 - else if (strcmp(*argv,"-tls1") == 0) - { meth=TLSv1_server_method(); } -#endif - else if (strcmp(*argv,"-rand") == 0) - { - if (--argc < 1) goto bad; - inrand= *(++argv); - } - else - { - BIO_printf(bio_err,"unknown option %s\n",*argv); - badop=1; - break; - } - argc--; - argv++; - } - if (badop) - { -bad: - sv_usage(); - goto end; - } - - if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL - && !RAND_status()) - { - BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); - } - if (inrand != NULL) - BIO_printf(bio_err,"%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - - if (bio_s_out == NULL) - { - if (s_quiet && !s_debug) - { - bio_s_out=BIO_new(BIO_s_null()); - } - else - { - if (bio_s_out == NULL) - bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE); - } - } - -#if !defined(NO_RSA) || !defined(NO_DSA) - if (nocert) -#endif - { - s_cert_file=NULL; - s_key_file=NULL; - s_dcert_file=NULL; - s_dkey_file=NULL; - } - - SSL_load_error_strings(); - OpenSSL_add_ssl_algorithms(); - - ctx=SSL_CTX_new(meth); - if (ctx == NULL) - { - ERR_print_errors(bio_err); - goto end; - } - - SSL_CTX_set_quiet_shutdown(ctx,1); - if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL); - if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); - SSL_CTX_set_options(ctx,off); - if (hack) SSL_CTX_set_options(ctx,SSL_OP_NON_EXPORT_FIRST); - - if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); - - SSL_CTX_sess_set_cache_size(ctx,128); - -#if 0 - if (cipher == NULL) cipher=getenv("SSL_CIPHER"); -#endif - -#if 0 - if (s_cert_file == NULL) - { - BIO_printf(bio_err,"You must specify a certificate file for the server to use\n"); - goto end; - } -#endif - - if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || - (!SSL_CTX_set_default_verify_paths(ctx))) - { - /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */ - ERR_print_errors(bio_err); - /* goto end; */ - } - -#ifndef NO_DH - if (!no_dhe) - { - dh=load_dh_param(dhfile ? dhfile : s_cert_file); - if (dh != NULL) - { - BIO_printf(bio_s_out,"Setting temp DH parameters\n"); - } - else - { - BIO_printf(bio_s_out,"Using default temp DH parameters\n"); - dh=get_dh512(); - } - (void)BIO_flush(bio_s_out); - - SSL_CTX_set_tmp_dh(ctx,dh); - DH_free(dh); - } -#endif - - if (!set_cert_stuff(ctx,s_cert_file,s_key_file)) - goto end; - if (s_dcert_file != NULL) - { - if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file)) - goto end; - } - -#ifndef NO_RSA -#if 1 - if (!no_tmp_rsa) - SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb); -#else - if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) - { - RSA *rsa; - - BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key..."); - BIO_flush(bio_s_out); - - rsa=RSA_generate_key(512,RSA_F4,NULL); - - if (!SSL_CTX_set_tmp_rsa(ctx,rsa)) - { - ERR_print_errors(bio_err); - goto end; - } - RSA_free(rsa); - BIO_printf(bio_s_out,"\n"); - } -#endif -#endif - - 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; - } - SSL_CTX_set_verify(ctx,s_server_verify,verify_callback); - SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context, - sizeof s_server_session_id_context); - - if (CAfile != NULL) - SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); - - BIO_printf(bio_s_out,"ACCEPT\n"); - if (www) - do_server(port,&accept_socket,www_body, context); - else - do_server(port,&accept_socket,sv_body, context); - print_stats(bio_s_out,ctx); - ret=0; -end: - if (ctx != NULL) SSL_CTX_free(ctx); - if (bio_s_out != NULL) - { - BIO_free(bio_s_out); - bio_s_out=NULL; - } - EXIT(ret); - } - -static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) - { - BIO_printf(bio,"%4ld items in the session cache\n", - SSL_CTX_sess_number(ssl_ctx)); - BIO_printf(bio,"%4d client connects (SSL_connect())\n", - SSL_CTX_sess_connect(ssl_ctx)); - BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n", - SSL_CTX_sess_connect_renegotiate(ssl_ctx)); - BIO_printf(bio,"%4d client connects that finished\n", - SSL_CTX_sess_connect_good(ssl_ctx)); - BIO_printf(bio,"%4d server accepts (SSL_accept())\n", - SSL_CTX_sess_accept(ssl_ctx)); - BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n", - SSL_CTX_sess_accept_renegotiate(ssl_ctx)); - BIO_printf(bio,"%4d server accepts that finished\n", - SSL_CTX_sess_accept_good(ssl_ctx)); - BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx)); - BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx)); - BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx)); - BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx)); - BIO_printf(bio,"%4d cache full overflows (%d allowed)\n", - SSL_CTX_sess_cache_full(ssl_ctx), - SSL_CTX_sess_get_cache_size(ssl_ctx)); - } - -static int sv_body(char *hostname, int s, unsigned char *context) - { - char *buf=NULL; - fd_set readfds; - int ret=1,width; - int k,i; - unsigned long l; - SSL *con=NULL; - BIO *sbio; -#ifdef WINDOWS - struct timeval tv; -#endif - - if ((buf=OPENSSL_malloc(bufsize)) == NULL) - { - BIO_printf(bio_err,"out of memory\n"); - goto err; - } -#ifdef FIONBIO - if (s_nbio) - { - unsigned long sl=1; - - if (!s_quiet) - BIO_printf(bio_err,"turning on non blocking io\n"); - if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) - ERR_print_errors(bio_err); - } -#endif - - if (con == NULL) { - con=SSL_new(ctx); - if(context) - SSL_set_session_id_context(con, context, - strlen((char *)context)); - } - SSL_clear(con); - - sbio=BIO_new_socket(s,BIO_NOCLOSE); - if (s_nbio_test) - { - BIO *test; - - test=BIO_new(BIO_f_nbio_test()); - sbio=BIO_push(test,sbio); - } - SSL_set_bio(con,sbio,sbio); - SSL_set_accept_state(con); - /* SSL_set_fd(con,s); */ - - if (s_debug) - { - con->debug=1; - BIO_set_callback(SSL_get_rbio(con),bio_dump_cb); - BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); - } - - width=s+1; - for (;;) - { - int read_from_terminal; - int read_from_sslcon; - - read_from_terminal = 0; - read_from_sslcon = SSL_pending(con); - - if (!read_from_sslcon) - { - FD_ZERO(&readfds); -#ifndef WINDOWS - FD_SET(fileno(stdin),&readfds); -#endif - FD_SET(s,&readfds); - /* 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 can't select on stdin: only - * on sockets. As a workaround we timeout the select every - * second and check for any keypress. In a proper Windows - * application we wouldn't do this because it is inefficient. - */ - tv.tv_sec = 1; - tv.tv_usec = 0; - i=select(width,(void *)&readfds,NULL,NULL,&tv); - if((i < 0) || (!i && !_kbhit() ) )continue; - if(_kbhit()) - read_from_terminal = 1; -#else - i=select(width,(void *)&readfds,NULL,NULL,NULL); - if (i <= 0) continue; - if (FD_ISSET(fileno(stdin),&readfds)) - read_from_terminal = 1; -#endif - if (FD_ISSET(s,&readfds)) - read_from_sslcon = 1; - } - if (read_from_terminal) - { - if (s_crlf) - { - int j, lf_num; - - i=read(fileno(stdin), buf, bufsize/2); - lf_num = 0; - /* both loops are skipped when i <= 0 */ - for (j = 0; j < i; j++) - if (buf[j] == '\n') - lf_num++; - for (j = i-1; j >= 0; j--) - { - buf[j+lf_num] = buf[j]; - if (buf[j] == '\n') - { - lf_num--; - i++; - buf[j+lf_num] = '\r'; - } - } - assert(lf_num == 0); - } - else - i=read(fileno(stdin),buf,bufsize); - if (!s_quiet) - { - if ((i <= 0) || (buf[0] == 'Q')) - { - BIO_printf(bio_s_out,"DONE\n"); - SHUTDOWN(s); - close_accept_socket(); - ret= -11; - goto err; - } - if ((i <= 0) || (buf[0] == 'q')) - { - BIO_printf(bio_s_out,"DONE\n"); - SHUTDOWN(s); - /* close_accept_socket(); - ret= -11;*/ - goto err; - } - if ((buf[0] == 'r') && - ((buf[1] == '\n') || (buf[1] == '\r'))) - { - SSL_renegotiate(con); - i=SSL_do_handshake(con); - printf("SSL_do_handshake -> %d\n",i); - i=0; /*13; */ - continue; - /* strcpy(buf,"server side RE-NEGOTIATE\n"); */ - } - if ((buf[0] == 'R') && - ((buf[1] == '\n') || (buf[1] == '\r'))) - { - SSL_set_verify(con, - SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL); - SSL_renegotiate(con); - i=SSL_do_handshake(con); - printf("SSL_do_handshake -> %d\n",i); - i=0; /* 13; */ - continue; - /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */ - } - if (buf[0] == 'P') - { - static char *str="Lets print some clear text\n"; - BIO_write(SSL_get_wbio(con),str,strlen(str)); - } - if (buf[0] == 'S') - { - print_stats(bio_s_out,SSL_get_SSL_CTX(con)); - } - } -#ifdef CHARSET_EBCDIC - ebcdic2ascii(buf,buf,i); -#endif - l=k=0; - for (;;) - { - /* should do a select for the write */ -#ifdef RENEG -{ static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } } -#endif - k=SSL_write(con,&(buf[l]),(unsigned int)i); - switch (SSL_get_error(con,k)) - { - case SSL_ERROR_NONE: - break; - case SSL_ERROR_WANT_WRITE: - case SSL_ERROR_WANT_READ: - case SSL_ERROR_WANT_X509_LOOKUP: - BIO_printf(bio_s_out,"Write BLOCK\n"); - break; - case SSL_ERROR_SYSCALL: - case SSL_ERROR_SSL: - BIO_printf(bio_s_out,"ERROR\n"); - ERR_print_errors(bio_err); - ret=1; - goto err; - /* break; */ - case SSL_ERROR_ZERO_RETURN: - BIO_printf(bio_s_out,"DONE\n"); - ret=1; - goto err; - } - l+=k; - i-=k; - if (i <= 0) break; - } - } - if (read_from_sslcon) - { - if (!SSL_is_init_finished(con)) - { - i=init_ssl_connection(con); - - if (i < 0) - { - ret=0; - goto err; - } - else if (i == 0) - { - ret=1; - goto err; - } - } - else - { -again: - i=SSL_read(con,(char *)buf,bufsize); - switch (SSL_get_error(con,i)) - { - case SSL_ERROR_NONE: -#ifdef CHARSET_EBCDIC - ascii2ebcdic(buf,buf,i); -#endif - write(fileno(stdout),buf, - (unsigned int)i); - if (SSL_pending(con)) goto again; - break; - case SSL_ERROR_WANT_WRITE: - case SSL_ERROR_WANT_READ: - case SSL_ERROR_WANT_X509_LOOKUP: - BIO_printf(bio_s_out,"Read BLOCK\n"); - break; - case SSL_ERROR_SYSCALL: - case SSL_ERROR_SSL: - BIO_printf(bio_s_out,"ERROR\n"); - ERR_print_errors(bio_err); - ret=1; - goto err; - case SSL_ERROR_ZERO_RETURN: - BIO_printf(bio_s_out,"DONE\n"); - ret=1; - goto err; - } - } - } - } -err: - BIO_printf(bio_s_out,"shutting down SSL\n"); -#if 1 - SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); -#else - SSL_shutdown(con); -#endif - if (con != NULL) SSL_free(con); - BIO_printf(bio_s_out,"CONNECTION CLOSED\n"); - if (buf != NULL) - { - memset(buf,0,bufsize); - OPENSSL_free(buf); - } - if (ret >= 0) - BIO_printf(bio_s_out,"ACCEPT\n"); - return(ret); - } - -static void close_accept_socket(void) - { - BIO_printf(bio_err,"shutdown accept socket\n"); - if (accept_socket >= 0) - { - SHUTDOWN2(accept_socket); - } - } - -static int init_ssl_connection(SSL *con) - { - int i; - const char *str; - X509 *peer; - long verify_error; - MS_STATIC char buf[BUFSIZ]; - - if ((i=SSL_accept(con)) <= 0) - { - if (BIO_sock_should_retry(i)) - { - BIO_printf(bio_s_out,"DELAY\n"); - return(1); - } - - BIO_printf(bio_err,"ERROR\n"); - verify_error=SSL_get_verify_result(con); - if (verify_error != X509_V_OK) - { - BIO_printf(bio_err,"verify error:%s\n", - X509_verify_cert_error_string(verify_error)); - } - else - ERR_print_errors(bio_err); - return(0); - } - - PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con)); - - peer=SSL_get_peer_certificate(con); - if (peer != NULL) - { - BIO_printf(bio_s_out,"Client certificate\n"); - PEM_write_bio_X509(bio_s_out,peer); - X509_NAME_oneline(X509_get_subject_name(peer),buf,BUFSIZ); - BIO_printf(bio_s_out,"subject=%s\n",buf); - X509_NAME_oneline(X509_get_issuer_name(peer),buf,BUFSIZ); - BIO_printf(bio_s_out,"issuer=%s\n",buf); - X509_free(peer); - } - - if (SSL_get_shared_ciphers(con,buf,BUFSIZ) != NULL) - BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf); - str=SSL_CIPHER_get_name(SSL_get_current_cipher(con)); - BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)"); - if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n"); - if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) & - TLS1_FLAGS_TLS_PADDING_BUG) - BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n"); - - return(1); - } - -#ifndef NO_DH -static DH *load_dh_param(char *dhfile) - { - DH *ret=NULL; - BIO *bio; - - if ((bio=BIO_new_file(dhfile,"r")) == NULL) - goto err; - ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL); -err: - if (bio != NULL) BIO_free(bio); - return(ret); - } -#endif - -#if 0 -static int load_CA(SSL_CTX *ctx, char *file) - { - FILE *in; - X509 *x=NULL; - - if ((in=fopen(file,"r")) == NULL) - return(0); - - for (;;) - { - if (PEM_read_X509(in,&x,NULL) == NULL) - break; - SSL_CTX_add_client_CA(ctx,x); - } - if (x != NULL) X509_free(x); - fclose(in); - return(1); - } -#endif - -static int www_body(char *hostname, int s, unsigned char *context) - { - char *buf=NULL; - int ret=1; - int i,j,k,blank,dot; - struct stat st_buf; - SSL *con; - SSL_CIPHER *c; - BIO *io,*ssl_bio,*sbio; - long total_bytes; - - buf=OPENSSL_malloc(bufsize); - if (buf == NULL) return(0); - io=BIO_new(BIO_f_buffer()); - ssl_bio=BIO_new(BIO_f_ssl()); - if ((io == NULL) || (ssl_bio == NULL)) goto err; - -#ifdef FIONBIO - if (s_nbio) - { - unsigned long sl=1; - - if (!s_quiet) - BIO_printf(bio_err,"turning on non blocking io\n"); - if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) - ERR_print_errors(bio_err); - } -#endif - - /* lets make the output buffer a reasonable size */ - if (!BIO_set_write_buffer_size(io,bufsize)) goto err; - - if ((con=SSL_new(ctx)) == NULL) goto err; - if(context) SSL_set_session_id_context(con, context, - strlen((char *)context)); - - sbio=BIO_new_socket(s,BIO_NOCLOSE); - if (s_nbio_test) - { - BIO *test; - - test=BIO_new(BIO_f_nbio_test()); - sbio=BIO_push(test,sbio); - } - SSL_set_bio(con,sbio,sbio); - SSL_set_accept_state(con); - - /* SSL_set_fd(con,s); */ - BIO_set_ssl(ssl_bio,con,BIO_CLOSE); - BIO_push(io,ssl_bio); -#ifdef CHARSET_EBCDIC - io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io); -#endif - - if (s_debug) - { - con->debug=1; - BIO_set_callback(SSL_get_rbio(con),bio_dump_cb); - BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); - } - - blank=0; - for (;;) - { - if (hack) - { - i=SSL_accept(con); - - switch (SSL_get_error(con,i)) - { - case SSL_ERROR_NONE: - break; - case SSL_ERROR_WANT_WRITE: - case SSL_ERROR_WANT_READ: - case SSL_ERROR_WANT_X509_LOOKUP: - continue; - case SSL_ERROR_SYSCALL: - case SSL_ERROR_SSL: - case SSL_ERROR_ZERO_RETURN: - ret=1; - goto err; - /* break; */ - } - - SSL_renegotiate(con); - SSL_write(con,NULL,0); - } - - i=BIO_gets(io,buf,bufsize-1); - if (i < 0) /* error */ - { - if (!BIO_should_retry(io)) - { - if (!s_quiet) - ERR_print_errors(bio_err); - goto err; - } - else - { - BIO_printf(bio_s_out,"read R BLOCK\n"); -#ifndef MSDOS - sleep(1); -#endif - continue; - } - } - else if (i == 0) /* end of input */ - { - ret=1; - goto end; - } - - /* else we have data */ - if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) || - ((www == 2) && (strncmp("GET /stats ",buf,10) == 0))) - { - char *p; - X509 *peer; - STACK_OF(SSL_CIPHER) *sk; - static char *space=" "; - - BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); - BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n"); - BIO_puts(io,"<pre>\n"); -/* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/ - BIO_puts(io,"\n"); - for (i=0; i<local_argc; i++) - { - BIO_puts(io,local_argv[i]); - BIO_write(io," ",1); - } - BIO_puts(io,"\n"); - - /* The following is evil and should not really - * be done */ - BIO_printf(io,"Ciphers supported in s_server binary\n"); - sk=SSL_get_ciphers(con); - j=sk_SSL_CIPHER_num(sk); - for (i=0; i<j; i++) - { - c=sk_SSL_CIPHER_value(sk,i); - BIO_printf(io,"%-11s:%-25s", - SSL_CIPHER_get_version(c), - SSL_CIPHER_get_name(c)); - if ((((i+1)%2) == 0) && (i+1 != j)) - BIO_puts(io,"\n"); - } - BIO_puts(io,"\n"); - p=SSL_get_shared_ciphers(con,buf,bufsize); - if (p != NULL) - { - BIO_printf(io,"---\nCiphers common between both SSL end points:\n"); - j=i=0; - while (*p) - { - if (*p == ':') - { - BIO_write(io,space,26-j); - i++; - j=0; - BIO_write(io,((i%3)?" ":"\n"),1); - } - else - { - BIO_write(io,p,1); - j++; - } - p++; - } - BIO_puts(io,"\n"); - } - BIO_printf(io,((con->hit) - ?"---\nReused, " - :"---\nNew, ")); - c=SSL_get_current_cipher(con); - BIO_printf(io,"%s, Cipher is %s\n", - SSL_CIPHER_get_version(c), - SSL_CIPHER_get_name(c)); - SSL_SESSION_print(io,SSL_get_session(con)); - BIO_printf(io,"---\n"); - print_stats(io,SSL_get_SSL_CTX(con)); - BIO_printf(io,"---\n"); - peer=SSL_get_peer_certificate(con); - if (peer != NULL) - { - BIO_printf(io,"Client certificate\n"); - X509_print(io,peer); - PEM_write_bio_X509(io,peer); - } - else - BIO_puts(io,"no client certificate available\n"); - BIO_puts(io,"</BODY></HTML>\r\n\r\n"); - break; - } - else if ((www == 2) && (strncmp("GET /",buf,5) == 0)) - { - BIO *file; - char *p,*e; - static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; - - /* skip the '/' */ - p= &(buf[5]); - - dot = 1; - for (e=p; *e != '\0'; e++) - { - if (e[0] == ' ') - break; - - switch (dot) - { - case 1: - dot = (e[0] == '.') ? 2 : 0; - break; - case 2: - dot = (e[0] == '.') ? 3 : 0; - break; - case 3: - dot = (e[0] == '/') ? -1 : 0; - break; - } - if (dot == 0) - dot = (e[0] == '/') ? 1 : 0; - } - dot = (dot == 3) || (dot == -1); /* filename contains ".." component */ - - if (*e == '\0') - { - BIO_puts(io,text); - BIO_printf(io,"'%s' is an invalid file name\r\n",p); - break; - } - *e='\0'; - - if (dot) - { - BIO_puts(io,text); - BIO_printf(io,"'%s' contains '..' reference\r\n",p); - break; - } - - if (*p == '/') - { - BIO_puts(io,text); - BIO_printf(io,"'%s' is an invalid path\r\n",p); - break; - } - -#if 0 - /* append if a directory lookup */ - if (e[-1] == '/') - strcat(p,"index.html"); -#endif - - /* if a directory, do the index thang */ - if (stat(p,&st_buf) < 0) - { - BIO_puts(io,text); - BIO_printf(io,"Error accessing '%s'\r\n",p); - ERR_print_errors(io); - break; - } - if (S_ISDIR(st_buf.st_mode)) - { -#if 0 /* must check buffer size */ - strcat(p,"/index.html"); -#else - BIO_puts(io,text); - BIO_printf(io,"'%s' is a directory\r\n",p); - break; -#endif - } - - if ((file=BIO_new_file(p,"r")) == NULL) - { - BIO_puts(io,text); - BIO_printf(io,"Error opening '%s'\r\n",p); - ERR_print_errors(io); - break; - } - - if (!s_quiet) - BIO_printf(bio_err,"FILE:%s\n",p); - - i=strlen(p); - if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) || - ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) || - ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0))) - BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); - else - BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"); - /* send the file */ - total_bytes=0; - for (;;) - { - i=BIO_read(file,buf,bufsize); - if (i <= 0) break; - -#ifdef RENEG - total_bytes+=i; - fprintf(stderr,"%d\n",i); - if (total_bytes > 3*1024) - { - total_bytes=0; - fprintf(stderr,"RENEGOTIATE\n"); - SSL_renegotiate(con); - } -#endif - - for (j=0; j<i; ) - { -#ifdef RENEG -{ static count=0; if (++count == 13) { SSL_renegotiate(con); } } -#endif - k=BIO_write(io,&(buf[j]),i-j); - if (k <= 0) - { - if (!BIO_should_retry(io)) - goto write_error; - else - { - BIO_printf(bio_s_out,"rwrite W BLOCK\n"); - } - } - else - { - j+=k; - } - } - } -write_error: - BIO_free(file); - break; - } - } - - for (;;) - { - i=(int)BIO_flush(io); - if (i <= 0) - { - if (!BIO_should_retry(io)) - break; - } - else - break; - } -end: -#if 1 - /* make sure we re-use sessions */ - SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); -#else - /* This kills performance */ -/* SSL_shutdown(con); A shutdown gets sent in the - * BIO_free_all(io) procession */ -#endif - -err: - - if (ret >= 0) - BIO_printf(bio_s_out,"ACCEPT\n"); - - if (buf != NULL) OPENSSL_free(buf); - if (io != NULL) BIO_free_all(io); -/* if (ssl_bio != NULL) BIO_free(ssl_bio);*/ - return(ret); - } - -#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) - { - if (!s_quiet) - { - 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); - if (!s_quiet) - { - BIO_printf(bio_err,"\n"); - (void)BIO_flush(bio_err); - } - } - return(rsa_tmp); - } -#endif |