Dual DTLS version methods.
[openssl.git] / ssl / ssltest.c
index 7bb4152..db87b1a 100644 (file)
  * ECC cipher suite support in OpenSSL originally developed by 
  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  */
+/* ====================================================================
+ * Copyright 2005 Nokia. All rights reserved.
+ *
+ * The portions of the attached software ("Contribution") is developed by
+ * Nokia Corporation and is licensed pursuant to the OpenSSL open source
+ * license.
+ *
+ * The Contribution, originally written by Mika Kousa and Pasi Eronen of
+ * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
+ * support (see RFC 4279) to OpenSSL.
+ *
+ * No patent licenses or other rights except those expressly stated in
+ * the OpenSSL open source license shall be deemed granted or received
+ * expressly, by implication, estoppel, or otherwise.
+ *
+ * No assurances are provided by Nokia that the Contribution does not
+ * infringe the patent or other intellectual property rights of any third
+ * party or that the license provides you with all the necessary rights
+ * to make use of the Contribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
+ * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
+ * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
+ * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
+ * OTHERWISE.
+ */
 
 #define _BSD_SOURCE 1          /* Or gethostname won't be declared properly
                                   on Linux and GNU platforms. */
 #define USE_SOCKETS
 #include "e_os.h"
 
+#ifdef OPENSSL_SYS_VMS
+#define _XOPEN_SOURCE 500      /* Or isascii won't be declared properly on
+                                  VMS (at least with DECompHP C).  */
+#endif
+
+#include <ctype.h>
+
 #include <openssl/bio.h>
 #include <openssl/crypto.h>
 #include <openssl/evp.h>
 #include <openssl/x509.h>
+#include <openssl/x509v3.h>
 #include <openssl/ssl.h>
 #ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
 #endif
 #include <openssl/err.h>
 #include <openssl/rand.h>
+#ifndef OPENSSL_NO_RSA
+#include <openssl/rsa.h>
+#endif
+#ifndef OPENSSL_NO_DSA
+#include <openssl/dsa.h>
+#endif
+#ifndef OPENSSL_NO_DH
+#include <openssl/dh.h>
+#endif
+#ifndef OPENSSL_NO_SRP
+#include <openssl/srp.h>
+#endif
+#include <openssl/bn.h>
 
 #define _XOPEN_SOURCE_EXTENDED 1 /* Or gethostname won't be declared properly
                                     on Compaq platforms (at least with DEC C).
 #elif defined(OPENSSL_SYS_WINCE)
 #  define TEST_SERVER_CERT "\\OpenSSL\\server.pem"
 #  define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"
+#elif defined(OPENSSL_SYS_NETWARE)
+#  define TEST_SERVER_CERT "\\openssl\\apps\\server.pem"
+#  define TEST_CLIENT_CERT "\\openssl\\apps\\client.pem"
 #else
 #  define TEST_SERVER_CERT "../apps/server.pem"
 #  define TEST_CLIENT_CERT "../apps/client.pem"
 
 /* There is really no standard for this, so let's assign some tentative
    numbers.  In any case, these numbers are only for this test */
-#define COMP_RLE       1
-#define COMP_ZLIB      2
+#define COMP_RLE       255
+#define COMP_ZLIB      1
 
 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
 #ifndef OPENSSL_NO_RSA
@@ -173,8 +223,15 @@ static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
 static void free_tmp_rsa(void);
 #endif
 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg);
-#define APP_CALLBACK "Test Callback Argument"
-static char *app_verify_arg = APP_CALLBACK;
+#define APP_CALLBACK_STRING "Test Callback Argument"
+struct app_verify_arg
+       {
+       char *string;
+       int app_verify;
+       int allow_proxy_certs;
+       char *proxy_auth;
+       char *proxy_cond;
+       };
 
 #ifndef OPENSSL_NO_DH
 static DH *get_dh512(void);
@@ -182,9 +239,137 @@ static DH *get_dh1024(void);
 static DH *get_dh1024dsa(void);
 #endif
 
+
+static char *psk_key=NULL; /* by default PSK is not used */
+#ifndef OPENSSL_NO_PSK
+static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
+       unsigned int max_identity_len, unsigned char *psk,
+       unsigned int max_psk_len);
+static unsigned int psk_server_callback(SSL *ssl, const char *identity, unsigned char *psk,
+       unsigned int max_psk_len);
+#endif
+
+#ifndef OPENSSL_NO_SRP
+/* SRP client */
+/* This is a context that we pass to all callbacks */
+typedef struct srp_client_arg_st
+       {
+       char *srppassin;
+       char *srplogin;
+       } SRP_CLIENT_ARG;
+
+#define PWD_STRLEN 1024
+
+static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
+       {
+       SRP_CLIENT_ARG *srp_client_arg = (SRP_CLIENT_ARG *)arg;
+       return BUF_strdup((char *)srp_client_arg->srppassin);
+       }
+
+/* SRP server */
+/* This is a context that we pass to SRP server callbacks */
+typedef struct srp_server_arg_st
+       {
+       char *expected_user;
+       char *pass;
+       } SRP_SERVER_ARG;
+
+static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
+       {
+       SRP_SERVER_ARG * p = (SRP_SERVER_ARG *) arg;
+
+       if (strcmp(p->expected_user, SSL_get_srp_username(s)) != 0)
+               {
+               fprintf(stderr, "User %s doesn't exist\n", SSL_get_srp_username(s));
+               return SSL3_AL_FATAL;
+               }
+       if (SSL_set_srp_server_param_pw(s,p->expected_user,p->pass,"1024")<0)
+               {
+               *ad = SSL_AD_INTERNAL_ERROR;
+               return SSL3_AL_FATAL;
+               }
+       return SSL_ERROR_NONE;
+       }
+#endif
+
 static BIO *bio_err=NULL;
 static BIO *bio_stdout=NULL;
 
+#ifndef OPENSSL_NO_NPN
+/* Note that this code assumes that this is only a one element list: */
+static const char NEXT_PROTO_STRING[] = "\x09testproto";
+int npn_client = 0;
+int npn_server = 0;
+int npn_server_reject = 0;
+
+static int cb_client_npn(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
+       {
+       /* This callback only returns the protocol string, rather than a length
+          prefixed set. We assume that NEXT_PROTO_STRING is a one element list and
+          remove the first byte to chop off the length prefix. */
+       *out = (unsigned char*) NEXT_PROTO_STRING + 1;
+       *outlen = sizeof(NEXT_PROTO_STRING) - 2;
+       return SSL_TLSEXT_ERR_OK;
+       }
+
+static int cb_server_npn(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
+       {
+       *data = (const unsigned char *) NEXT_PROTO_STRING;
+       *len = sizeof(NEXT_PROTO_STRING) - 1;
+       return SSL_TLSEXT_ERR_OK;
+       }
+
+static int cb_server_rejects_npn(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
+       {
+       return SSL_TLSEXT_ERR_NOACK;
+       }
+
+static int verify_npn(SSL *client, SSL *server)
+       {
+       const unsigned char *client_s;
+       unsigned client_len;
+       const unsigned char *server_s;
+       unsigned server_len;
+
+       SSL_get0_next_proto_negotiated(client, &client_s, &client_len);
+       SSL_get0_next_proto_negotiated(server, &server_s, &server_len);
+
+       if (client_len)
+               {
+               BIO_printf(bio_stdout, "Client NPN: ");
+               BIO_write(bio_stdout, client_s, client_len);
+               BIO_printf(bio_stdout, "\n");
+               }
+
+       if (server_len)
+               {
+               BIO_printf(bio_stdout, "Server NPN: ");
+               BIO_write(bio_stdout, server_s, server_len);
+               BIO_printf(bio_stdout, "\n");
+               }
+
+       /* If an NPN string was returned, it must be the protocol that we
+        * expected to negotiate. */
+       if (client_len && (client_len != sizeof(NEXT_PROTO_STRING) - 2 ||
+                          memcmp(client_s, NEXT_PROTO_STRING + 1, client_len)))
+               return -1;
+       if (server_len && (server_len != sizeof(NEXT_PROTO_STRING) - 2 ||
+                          memcmp(server_s, NEXT_PROTO_STRING + 1, server_len)))
+               return -1;
+
+       if (!npn_client && client_len)
+               return -1;
+       if (!npn_server && server_len)
+               return -1;
+       if (npn_server_reject && server_len)
+               return -1;
+       if (npn_client && npn_server && (!client_len || !server_len))
+               return -1;
+
+       return 0;
+       }
+#endif
+
 static char *cipher=NULL;
 static int verbose=0;
 static int debug=0;
@@ -199,12 +384,19 @@ static const char rnd_seed[] = "string to make the random number generator think
 
 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 int do_test_cipherlist(void);
 static void sv_usage(void)
        {
        fprintf(stderr,"usage: ssltest [args ...]\n");
        fprintf(stderr,"\n");
+#ifdef OPENSSL_FIPS
+       fprintf(stderr,"-F             - run test in FIPS mode\n");
+#endif
        fprintf(stderr," -server_auth  - check server certificate\n");
        fprintf(stderr," -client_auth  - do client authentication\n");
+       fprintf(stderr," -proxy        - allow proxy certificates\n");
+       fprintf(stderr," -proxy_auth <val> - set proxy policy rights\n");
+       fprintf(stderr," -proxy_cond <val> - experssion to test proxy policy rights\n");
        fprintf(stderr," -v            - more output\n");
        fprintf(stderr," -d            - debug output\n");
        fprintf(stderr," -reuse        - use session-id reuse\n");
@@ -218,6 +410,13 @@ static void sv_usage(void)
 #ifndef OPENSSL_NO_ECDH
        fprintf(stderr," -no_ecdhe     - disable ECDHE\n");
 #endif
+#ifndef OPENSSL_NO_PSK
+       fprintf(stderr," -psk arg      - PSK in hex (without 0x)\n");
+#endif
+#ifndef OPENSSL_NO_SRP
+       fprintf(stderr," -srpuser user  - SRP username to use\n");
+       fprintf(stderr," -srppass arg   - password for 'user'\n");
+#endif
 #ifndef OPENSSL_NO_SSL2
        fprintf(stderr," -ssl2         - use SSLv2\n");
 #endif
@@ -243,12 +442,18 @@ static void sv_usage(void)
        fprintf(stderr," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \
                       "                 Use \"openssl ecparam -list_curves\" for all names\n"  \
                       "                 (default is sect163r2).\n");
+#endif
+       fprintf(stderr," -test_cipherlist - verifies the order of the ssl cipher lists\n");
+#ifndef OPENSSL_NO_NPN
+       fprintf(stderr," -npn_client - have client side offer NPN\n");
+       fprintf(stderr," -npn_server - have server side offer NPN\n");
+       fprintf(stderr," -npn_server_reject - have server reject NPN\n");
 #endif
        }
 
 static void print_details(SSL *c_ssl, const char *prefix)
        {
-       SSL_CIPHER *ciph;
+       const SSL_CIPHER *ciph;
        X509 *cert;
                
        ciph=SSL_get_current_cipher(c_ssl);
@@ -353,6 +558,26 @@ static void lock_dbg_cb(int mode, int type, const char *file, int line)
                }
        }
 
+#ifdef TLSEXT_TYPE_opaque_prf_input
+struct cb_info_st { void *input; size_t len; int ret; };
+struct cb_info_st co1 = { "C", 1, 1 }; /* try to negotiate oqaque PRF input */
+struct cb_info_st co2 = { "C", 1, 2 }; /* insist on oqaque PRF input */
+struct cb_info_st so1 = { "S", 1, 1 }; /* try to negotiate oqaque PRF input */
+struct cb_info_st so2 = { "S", 1, 2 }; /* insist on oqaque PRF input */
+
+int opaque_prf_input_cb(SSL *ssl, void *peerinput, size_t len, void *arg_)
+       {
+       struct cb_info_st *arg = arg_;
+
+       if (arg == NULL)
+               return 1;
+       
+       if (!SSL_set_tlsext_opaque_prf_input(ssl, arg->input, arg->len))
+               return 0;
+       return arg->ret;
+       }
+#endif
+
 int main(int argc, char *argv[])
        {
        char *CApath=NULL,*CAfile=NULL;
@@ -362,37 +587,54 @@ int main(int argc, char *argv[])
        int tls1=0,ssl2=0,ssl3=0,ret=1;
        int client_auth=0;
        int server_auth=0,i;
-       int app_verify=0;
+       struct app_verify_arg app_verify_arg =
+               { APP_CALLBACK_STRING, 0, 0, NULL, NULL };
        char *server_cert=TEST_SERVER_CERT;
        char *server_key=NULL;
        char *client_cert=TEST_CLIENT_CERT;
        char *client_key=NULL;
+#ifndef OPENSSL_NO_ECDH
        char *named_curve = NULL;
+#endif
        SSL_CTX *s_ctx=NULL;
        SSL_CTX *c_ctx=NULL;
-       SSL_METHOD *meth=NULL;
+       const SSL_METHOD *meth=NULL;
        SSL *c_ssl,*s_ssl;
        int number=1,reuse=0;
-       long bytes=1L;
+       long bytes=256L;
 #ifndef OPENSSL_NO_DH
        DH *dh;
        int dhe1024 = 0, dhe1024dsa = 0;
 #endif
 #ifndef OPENSSL_NO_ECDH
        EC_KEY *ecdh = NULL;
+#endif
+#ifndef OPENSSL_NO_SRP
+       /* client */
+       SRP_CLIENT_ARG srp_client_arg = {NULL,NULL};
+       /* server */
+       SRP_SERVER_ARG srp_server_arg = {NULL,NULL};
 #endif
        int no_dhe = 0;
        int no_ecdhe = 0;
+       int no_psk = 0;
        int print_time = 0;
        clock_t s_time = 0, c_time = 0;
+#ifndef OPENSSL_NO_COMP
        int comp = 0;
        COMP_METHOD *cm = NULL;
+       STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
+#endif
+       int test_cipherlist = 0;
+#ifdef OPENSSL_FIPS
+       int fips_mode=0;
+#endif
 
        verbose = 0;
        debug = 0;
        cipher = 0;
 
-       bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); 
+       bio_err=BIO_new_fp(stderr,BIO_NOCLOSE|BIO_FP_TEXT);     
 
        CRYPTO_set_locking_callback(lock_dbg_cb);
 
@@ -411,17 +653,36 @@ int main(int argc, char *argv[])
 
        RAND_seed(rnd_seed, sizeof rnd_seed);
 
-       bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE);
+       bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 
        argc--;
        argv++;
 
        while (argc >= 1)
                {
-               if      (strcmp(*argv,"-server_auth") == 0)
+               if(!strcmp(*argv,"-F"))
+                       {
+#ifdef OPENSSL_FIPS
+                       fips_mode=1;
+#else
+                       fprintf(stderr,"not compiled with FIPS support, so exitting without running.\n");
+                       EXIT(0);
+#endif
+                       }
+               else if (strcmp(*argv,"-server_auth") == 0)
                        server_auth=1;
                else if (strcmp(*argv,"-client_auth") == 0)
                        client_auth=1;
+               else if (strcmp(*argv,"-proxy_auth") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       app_verify_arg.proxy_auth= *(++argv);
+                       }
+               else if (strcmp(*argv,"-proxy_cond") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       app_verify_arg.proxy_cond= *(++argv);
+                       }
                else if (strcmp(*argv,"-v") == 0)
                        verbose=1;
                else if (strcmp(*argv,"-d") == 0)
@@ -448,6 +709,34 @@ int main(int argc, char *argv[])
                        no_dhe=1;
                else if (strcmp(*argv,"-no_ecdhe") == 0)
                        no_ecdhe=1;
+               else if (strcmp(*argv,"-psk") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       psk_key=*(++argv);
+#ifndef OPENSSL_NO_PSK
+                       if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key))
+                               {
+                               BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
+                               goto bad;
+                               }
+#else
+                       no_psk=1;
+#endif
+                       }
+#ifndef OPENSSL_NO_SRP
+               else if (strcmp(*argv,"-srpuser") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       srp_server_arg.expected_user = srp_client_arg.srplogin= *(++argv);
+                       tls1=1;
+                       }
+               else if (strcmp(*argv,"-srppass") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       srp_server_arg.pass = srp_client_arg.srppassin= *(++argv);
+                       tls1=1;
+                       }
+#endif
                else if (strcmp(*argv,"-ssl2") == 0)
                        ssl2=1;
                else if (strcmp(*argv,"-tls1") == 0)
@@ -526,6 +815,7 @@ int main(int argc, char *argv[])
                        {
                        print_time = 1;
                        }
+#ifndef OPENSSL_NO_COMP
                else if (strcmp(*argv,"-zlib") == 0)
                        {
                        comp = COMP_ZLIB;
@@ -534,6 +824,7 @@ int main(int argc, char *argv[])
                        {
                        comp = COMP_RLE;
                        }
+#endif
                else if (strcmp(*argv,"-named_curve") == 0)
                        {
                        if (--argc < 1) goto bad;
@@ -546,8 +837,30 @@ int main(int argc, char *argv[])
                        }
                else if (strcmp(*argv,"-app_verify") == 0)
                        {
-                       app_verify = 1;
+                       app_verify_arg.app_verify = 1;
+                       }
+               else if (strcmp(*argv,"-proxy") == 0)
+                       {
+                       app_verify_arg.allow_proxy_certs = 1;
+                       }
+               else if (strcmp(*argv,"-test_cipherlist") == 0)
+                       {
+                       test_cipherlist = 1;
                        }
+#ifndef OPENSSL_NO_NPN
+               else if (strcmp(*argv,"-npn_client") == 0)
+                       {
+                       npn_client = 1;
+                       }
+               else if (strcmp(*argv,"-npn_server") == 0)
+                       {
+                       npn_server = 1;
+                       }
+               else if (strcmp(*argv,"-npn_server_reject") == 0)
+                       {
+                       npn_server_reject = 1;
+                       }
+#endif
                else
                        {
                        fprintf(stderr,"unknown option %s\n",*argv);
@@ -564,6 +877,15 @@ bad:
                goto end;
                }
 
+       if (test_cipherlist == 1)
+               {
+               /* ensure that the cipher list are correctly sorted and exit */
+               if (do_test_cipherlist() == 0)
+                       EXIT(1);
+               ret = 0;
+               goto end;
+               }
+
        if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
                {
                fprintf(stderr, "This case cannot work.  Use -f to perform "
@@ -573,6 +895,20 @@ bad:
                EXIT(1);
                }
 
+#ifdef OPENSSL_FIPS
+       if(fips_mode)
+               {
+               if(!FIPS_mode_set(1))
+                       {
+                       ERR_load_crypto_strings();
+                       ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
+                       EXIT(1);
+                       }
+               else
+                       fprintf(stderr,"*** IN FIPS MODE ***\n");
+               }
+#endif
+
        if (print_time)
                {
                if (!bio_pair)
@@ -589,12 +925,20 @@ bad:
        SSL_library_init();
        SSL_load_error_strings();
 
+#ifndef OPENSSL_NO_COMP
        if (comp == COMP_ZLIB) cm = COMP_zlib();
        if (comp == COMP_RLE) cm = COMP_rle();
        if (cm != NULL)
                {
                if (cm->type != NID_undef)
-                       SSL_COMP_add_compression_method(comp, cm);
+                       {
+                       if (SSL_COMP_add_compression_method(comp, cm) != 0)
+                               {
+                               fprintf(stderr,
+                                       "Failed to add compression method\n");
+                               ERR_print_errors_fp(stderr);
+                               }
+                       }
                else
                        {
                        fprintf(stderr,
@@ -605,6 +949,20 @@ bad:
                        ERR_print_errors_fp(stderr);
                        }
                }
+       ssl_comp_methods = SSL_COMP_get_compression_methods();
+       fprintf(stderr, "Available compression methods:\n");
+       {
+       int j, n = sk_SSL_COMP_num(ssl_comp_methods);
+       if (n == 0)
+               fprintf(stderr, "  NONE\n");
+       else
+               for (j = 0; j < n; j++)
+                       {
+                       SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
+                       fprintf(stderr, "  %d: %s\n", c->id, c->name);
+                       }
+       }
+#endif
 
 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
        if (ssl2)
@@ -619,7 +977,13 @@ bad:
                meth=SSLv23_method();
 #else
 #ifdef OPENSSL_NO_SSL2
-       meth=SSLv3_method();
+       if (tls1)
+               meth=TLSv1_method();
+       else
+       if (ssl3)
+               meth=SSLv3_method();
+       else
+               meth=SSLv23_method();
 #else
        meth=SSLv2_method();
 #endif
@@ -662,36 +1026,34 @@ bad:
 #ifndef OPENSSL_NO_ECDH
        if (!no_ecdhe)
                {
-               ecdh = EC_KEY_new();
-               if (ecdh != NULL)
-                       {
-                       if (named_curve)
-                               {
-                               int nid = OBJ_sn2nid(named_curve);
-
-                               if (nid == 0)
-                                       {
-                                       BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);
-                                       EC_KEY_free(ecdh);
-                                       goto end;
-                                       }
+               int nid;
 
-                               ecdh->group = EC_GROUP_new_by_nid(nid);
-                               if (ecdh->group == NULL)
-                                       {
-                                       BIO_printf(bio_err, "unable to create curve (%s)\n", named_curve);
-                                       EC_KEY_free(ecdh);
-                                       goto end;
-                                       }
+               if (named_curve != NULL)
+                       {
+                       nid = OBJ_sn2nid(named_curve);
+                       if (nid == 0)
+                       {
+                               BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);
+                               goto end;
                                }
-                       
-                       if (ecdh->group == NULL)
-                               ecdh->group=EC_GROUP_new_by_nid(NID_sect163r2);
+                       }
+               else
+#ifdef OPENSSL_NO_EC2M
+                       nid = NID_X9_62_prime256v1;
+#else
+                       nid = NID_sect163r2;
+#endif
 
-                       SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);
-                       SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);
-                       EC_KEY_free(ecdh);
+               ecdh = EC_KEY_new_by_curve_name(nid);
+               if (ecdh == NULL)
+                       {
+                       BIO_printf(bio_err, "unable to create curve\n");
+                       goto end;
                        }
+
+               SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);
+               SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);
+               EC_KEY_free(ecdh);
                }
 #else
        (void)no_ecdhe;
@@ -701,6 +1063,13 @@ bad:
        SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
 #endif
 
+#ifdef TLSEXT_TYPE_opaque_prf_input
+       SSL_CTX_set_tlsext_opaque_prf_input_callback(c_ctx, opaque_prf_input_cb);
+       SSL_CTX_set_tlsext_opaque_prf_input_callback(s_ctx, opaque_prf_input_cb);
+       SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(c_ctx, &co1); /* or &co2 or NULL */
+       SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(s_ctx, &so1); /* or &so2 or NULL */
+#endif
+
        if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
                {
                ERR_print_errors(bio_err);
@@ -737,20 +1106,14 @@ bad:
                SSL_CTX_set_verify(s_ctx,
                        SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
                        verify_callback);
-               if (app_verify) 
-                       {
-                       SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, app_verify_arg);
-                       }
+               SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, &app_verify_arg);
                }
        if (server_auth)
                {
                BIO_printf(bio_err,"server authentication\n");
                SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
                        verify_callback);
-               if (app_verify) 
-                       {
-                       SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, app_verify_arg);
-                       }
+               SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback, &app_verify_arg);
                }
        
        {
@@ -758,6 +1121,71 @@ bad:
                SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
        }
 
+       /* Use PSK only if PSK key is given */
+       if (psk_key != NULL)
+               {
+               /* no_psk is used to avoid putting psk command to openssl tool */
+               if (no_psk)
+                       {
+                       /* if PSK is not compiled in and psk key is
+                        * given, do nothing and exit successfully */
+                       ret=0;
+                       goto end;
+                       }
+#ifndef OPENSSL_NO_PSK
+               SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
+               SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
+               if (debug)
+                       BIO_printf(bio_err,"setting PSK identity hint to s_ctx\n");
+               if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint"))
+                       {
+                       BIO_printf(bio_err,"error setting PSK identity hint to s_ctx\n");
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+#endif
+               }
+#ifndef OPENSSL_NO_SRP
+        if (srp_client_arg.srplogin)
+               {
+               if (!SSL_CTX_set_srp_username(c_ctx, srp_client_arg.srplogin))
+                       {
+                       BIO_printf(bio_err,"Unable to set SRP username\n");
+                       goto end;
+                       }
+               SSL_CTX_set_srp_cb_arg(c_ctx,&srp_client_arg);
+               SSL_CTX_set_srp_client_pwd_callback(c_ctx, ssl_give_srp_client_pwd_cb);
+               /*SSL_CTX_set_srp_strength(c_ctx, srp_client_arg.strength);*/
+               }
+
+       if (srp_server_arg.expected_user != NULL)
+               {
+               SSL_CTX_set_verify(s_ctx,SSL_VERIFY_NONE,verify_callback);
+               SSL_CTX_set_srp_cb_arg(s_ctx, &srp_server_arg);
+               SSL_CTX_set_srp_username_callback(s_ctx, ssl_srp_server_param_cb);
+               }
+#endif
+
+#ifndef OPENSSL_NO_NPN
+       if (npn_client)
+               {
+               SSL_CTX_set_next_proto_select_cb(c_ctx, cb_client_npn, NULL);
+               }
+       if (npn_server)
+               {
+               if (npn_server_reject)
+                       {
+                       BIO_printf(bio_err, "Can't have both -npn_server and -npn_server_reject\n");
+                       goto end;
+                       }
+               SSL_CTX_set_next_protos_advertised_cb(s_ctx, cb_server_npn, NULL);
+               }
+       if (npn_server_reject)
+               {
+               SSL_CTX_set_next_protos_advertised_cb(s_ctx, cb_server_rejects_npn, NULL);
+               }
+#endif
+
        c_ssl=SSL_new(c_ctx);
        s_ssl=SSL_new(s_ctx);
 
@@ -834,11 +1262,12 @@ end:
 #endif
        CRYPTO_cleanup_all_ex_data();
        ERR_free_strings();
-       ERR_remove_state(0);
+       ERR_remove_thread_state(NULL);
        EVP_cleanup();
        CRYPTO_mem_leaks(bio_err);
        if (bio_err != NULL) BIO_free(bio_err);
        EXIT(ret);
+       return ret;
        }
 
 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
@@ -1207,6 +1636,13 @@ int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
 
        if (verbose)
                print_details(c_ssl, "DONE via BIO pair: ");
+#ifndef OPENSSL_NO_NPN
+       if (verify_npn(c_ssl, s_ssl) < 0)
+               {
+               ret = 1;
+               goto end;
+               }
+#endif
 end:
        ret = 0;
 
@@ -1246,7 +1682,6 @@ int doit(SSL *s_ssl, SSL *c_ssl, long count)
        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;
@@ -1281,8 +1716,6 @@ int doit(SSL *s_ssl, SSL *c_ssl, long count)
 
        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 */
@@ -1329,8 +1762,8 @@ int doit(SSL *s_ssl, SSL *c_ssl, long count)
                        {
                        if (c_write)
                                {
-                               j=(cw_num > (long)sizeof(cbuf))
-                                       ?sizeof(cbuf):(int)cw_num;
+                               j = (cw_num > (long)sizeof(cbuf)) ?
+                                       (int)sizeof(cbuf) : (int)cw_num;
                                i=BIO_write(c_bio,cbuf,j);
                                if (i < 0)
                                        {
@@ -1460,8 +1893,8 @@ int doit(SSL *s_ssl, SSL *c_ssl, long count)
                                }
                        else
                                {
-                               j=(sw_num > (long)sizeof(sbuf))?
-                                       sizeof(sbuf):(int)sw_num;
+                               j = (sw_num > (long)sizeof(sbuf)) ?
+                                       (int)sizeof(sbuf) : (int)sw_num;
                                i=BIO_write(s_bio,sbuf,j);
                                if (i < 0)
                                        {
@@ -1505,6 +1938,13 @@ int doit(SSL *s_ssl, SSL *c_ssl, long count)
 
        if (verbose)
                print_details(c_ssl, "DONE: ");
+#ifndef OPENSSL_NO_NPN
+       if (verify_npn(c_ssl, s_ssl) < 0)
+               {
+               ret = 1;
+               goto err;
+               }
+#endif
        ret=0;
 err:
        /* We have to set the BIO's to NULL otherwise they will be
@@ -1532,6 +1972,22 @@ err:
        return(ret);
        }
 
+static int get_proxy_auth_ex_data_idx(void)
+       {
+       static volatile int idx = -1;
+       if (idx < 0)
+               {
+               CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
+               if (idx < 0)
+                       {
+                       idx = X509_STORE_CTX_get_ex_new_index(0,
+                               "SSLtest for verify callback", NULL,NULL,NULL);
+                       }
+               CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
+               }
+       return idx;
+       }
+
 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
        {
        char *s,buf[256];
@@ -1541,42 +1997,459 @@ static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
        if (s != NULL)
                {
                if (ok)
-                       fprintf(stderr,"depth=%d %s\n",ctx->error_depth,buf);
+                       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)
                {
+               fprintf(stderr,"Error string: %s\n",
+                       X509_verify_cert_error_string(ctx->error));
                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:
+                       fprintf(stderr,"  ... ignored.\n");
                        ok=1;
                        }
                }
 
+       if (ok == 1)
+               {
+               X509 *xs = ctx->current_cert;
+#if 0
+               X509 *xi = ctx->current_issuer;
+#endif
+
+               if (xs->ex_flags & EXFLAG_PROXY)
+                       {
+                       unsigned int *letters =
+                               X509_STORE_CTX_get_ex_data(ctx,
+                                       get_proxy_auth_ex_data_idx());
+
+                       if (letters)
+                               {
+                               int found_any = 0;
+                               int i;
+                               PROXY_CERT_INFO_EXTENSION *pci =
+                                       X509_get_ext_d2i(xs, NID_proxyCertInfo,
+                                               NULL, NULL);
+
+                               switch (OBJ_obj2nid(pci->proxyPolicy->policyLanguage))
+                                       {
+                               case NID_Independent:
+                                       /* Completely meaningless in this
+                                          program, as there's no way to
+                                          grant explicit rights to a
+                                          specific PrC.  Basically, using
+                                          id-ppl-Independent is the perfect
+                                          way to grant no rights at all. */
+                                       fprintf(stderr, "  Independent proxy certificate");
+                                       for (i = 0; i < 26; i++)
+                                               letters[i] = 0;
+                                       break;
+                               case NID_id_ppl_inheritAll:
+                                       /* This is basically a NOP, we
+                                          simply let the current rights
+                                          stand as they are. */
+                                       fprintf(stderr, "  Proxy certificate inherits all");
+                                       break;
+                               default:
+                                       s = (char *)
+                                               pci->proxyPolicy->policy->data;
+                                       i = pci->proxyPolicy->policy->length;
+
+                                       /* The algorithm works as follows:
+                                          it is assumed that previous
+                                          iterations or the initial granted
+                                          rights has already set some elements
+                                          of `letters'.  What we need to do is
+                                          to clear those that weren't granted
+                                          by the current PrC as well.  The
+                                          easiest way to do this is to add 1
+                                          to all the elements whose letters
+                                          are given with the current policy.
+                                          That way, all elements that are set
+                                          by the current policy and were
+                                          already set by earlier policies and
+                                          through the original grant of rights
+                                          will get the value 2 or higher.
+                                          The last thing to do is to sweep
+                                          through `letters' and keep the
+                                          elements having the value 2 as set,
+                                          and clear all the others. */
+
+                                       fprintf(stderr, "  Certificate proxy rights = %*.*s", i, i, s);
+                                       while(i-- > 0)
+                                               {
+                                               int c = *s++;
+                                               if (isascii(c) && isalpha(c))
+                                                       {
+                                                       if (islower(c))
+                                                               c = toupper(c);
+                                                       letters[c - 'A']++;
+                                                       }
+                                               }
+                                       for (i = 0; i < 26; i++)
+                                               if (letters[i] < 2)
+                                                       letters[i] = 0;
+                                               else
+                                                       letters[i] = 1;
+                                       }
+
+                               found_any = 0;
+                               fprintf(stderr,
+                                       ", resulting proxy rights = ");
+                               for(i = 0; i < 26; i++)
+                                       if (letters[i])
+                                               {
+                                               fprintf(stderr, "%c", i + 'A');
+                                               found_any = 1;
+                                               }
+                               if (!found_any)
+                                       fprintf(stderr, "none");
+                               fprintf(stderr, "\n");
+
+                               PROXY_CERT_INFO_EXTENSION_free(pci);
+                               }
+                       }
+               }
+
        return(ok);
        }
 
+static void process_proxy_debug(int indent, const char *format, ...)
+       {
+       static const char indentation[] =
+               ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
+               ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"; /* That's 80 > */
+       char my_format[256];
+       va_list args;
+
+       BIO_snprintf(my_format, sizeof(my_format), "%*.*s %s",
+               indent, indent, indentation, format);
+
+       va_start(args, format);
+       vfprintf(stderr, my_format, args);
+       va_end(args);
+       }
+/* Priority levels:
+   0   [!]var, ()
+   1   & ^
+   2   |
+*/
+static int process_proxy_cond_adders(unsigned int letters[26],
+       const char *cond, const char **cond_end, int *pos, int indent);
+static int process_proxy_cond_val(unsigned int letters[26],
+       const char *cond, const char **cond_end, int *pos, int indent)
+       {
+       int c;
+       int ok = 1;
+       int negate = 0;
+
+       while(isspace((int)*cond))
+               {
+               cond++; (*pos)++;
+               }
+       c = *cond;
+
+       if (debug)
+               process_proxy_debug(indent,
+                       "Start process_proxy_cond_val at position %d: %s\n",
+                       *pos, cond);
+
+       while(c == '!')
+               {
+               negate = !negate;
+               cond++; (*pos)++;
+               while(isspace((int)*cond))
+                       {
+                       cond++; (*pos)++;
+                       }
+               c = *cond;
+               }
+
+       if (c == '(')
+               {
+               cond++; (*pos)++;
+               ok = process_proxy_cond_adders(letters, cond, cond_end, pos,
+                       indent + 1);
+               cond = *cond_end;
+               if (ok < 0)
+                       goto end;
+               while(isspace((int)*cond))
+                       {
+                       cond++; (*pos)++;
+                       }
+               c = *cond;
+               if (c != ')')
+                       {
+                       fprintf(stderr,
+                               "Weird condition character in position %d: "
+                               "%c\n", *pos, c);
+                       ok = -1;
+                       goto end;
+                       }
+               cond++; (*pos)++;
+               }
+       else if (isascii(c) && isalpha(c))
+               {
+               if (islower(c))
+                       c = toupper(c);
+               ok = letters[c - 'A'];
+               cond++; (*pos)++;
+               }
+       else
+               {
+               fprintf(stderr,
+                       "Weird condition character in position %d: "
+                       "%c\n", *pos, c);
+               ok = -1;
+               goto end;
+               }
+ end:
+       *cond_end = cond;
+       if (ok >= 0 && negate)
+               ok = !ok;
+
+       if (debug)
+               process_proxy_debug(indent,
+                       "End process_proxy_cond_val at position %d: %s, returning %d\n",
+                       *pos, cond, ok);
+
+       return ok;
+       }
+static int process_proxy_cond_multipliers(unsigned int letters[26],
+       const char *cond, const char **cond_end, int *pos, int indent)
+       {
+       int ok;
+       char c;
+
+       if (debug)
+               process_proxy_debug(indent,
+                       "Start process_proxy_cond_multipliers at position %d: %s\n",
+                       *pos, cond);
+
+       ok = process_proxy_cond_val(letters, cond, cond_end, pos, indent + 1);
+       cond = *cond_end;
+       if (ok < 0)
+               goto end;
+
+       while(ok >= 0)
+               {
+               while(isspace((int)*cond))
+                       {
+                       cond++; (*pos)++;
+                       }
+               c = *cond;
+
+               switch(c)
+                       {
+               case '&':
+               case '^':
+                       {
+                       int save_ok = ok;
+
+                       cond++; (*pos)++;
+                       ok = process_proxy_cond_val(letters,
+                               cond, cond_end, pos, indent + 1);
+                       cond = *cond_end;
+                       if (ok < 0)
+                               break;
+
+                       switch(c)
+                               {
+                       case '&':
+                               ok &= save_ok;
+                               break;
+                       case '^':
+                               ok ^= save_ok;
+                               break;
+                       default:
+                               fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
+                                       " STOPPING\n");
+                               EXIT(1);
+                               }
+                       }
+                       break;
+               default:
+                       goto end;
+                       }
+               }
+ end:
+       if (debug)
+               process_proxy_debug(indent,
+                       "End process_proxy_cond_multipliers at position %d: %s, returning %d\n",
+                       *pos, cond, ok);
+
+       *cond_end = cond;
+       return ok;
+       }
+static int process_proxy_cond_adders(unsigned int letters[26],
+       const char *cond, const char **cond_end, int *pos, int indent)
+       {
+       int ok;
+       char c;
+
+       if (debug)
+               process_proxy_debug(indent,
+                       "Start process_proxy_cond_adders at position %d: %s\n",
+                       *pos, cond);
+
+       ok = process_proxy_cond_multipliers(letters, cond, cond_end, pos,
+               indent + 1);
+       cond = *cond_end;
+       if (ok < 0)
+               goto end;
+
+       while(ok >= 0)
+               {
+               while(isspace((int)*cond))
+                       {
+                       cond++; (*pos)++;
+                       }
+               c = *cond;
+
+               switch(c)
+                       {
+               case '|':
+                       {
+                       int save_ok = ok;
+
+                       cond++; (*pos)++;
+                       ok = process_proxy_cond_multipliers(letters,
+                               cond, cond_end, pos, indent + 1);
+                       cond = *cond_end;
+                       if (ok < 0)
+                               break;
+
+                       switch(c)
+                               {
+                       case '|':
+                               ok |= save_ok;
+                               break;
+                       default:
+                               fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
+                                       " STOPPING\n");
+                               EXIT(1);
+                               }
+                       }
+                       break;
+               default:
+                       goto end;
+                       }
+               }
+ end:
+       if (debug)
+               process_proxy_debug(indent,
+                       "End process_proxy_cond_adders at position %d: %s, returning %d\n",
+                       *pos, cond, ok);
+
+       *cond_end = cond;
+       return ok;
+       }
+
+static int process_proxy_cond(unsigned int letters[26],
+       const char *cond, const char **cond_end)
+       {
+       int pos = 1;
+       return process_proxy_cond_adders(letters, cond, cond_end, &pos, 1);
+       }
+
 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
        {
-       char *s = NULL,buf[256];
        int ok=1;
+       struct app_verify_arg *cb_arg = arg;
+       unsigned int letters[26]; /* only used with proxy_auth */
 
-       fprintf(stderr, "In app_verify_callback, allowing cert. ");
-       fprintf(stderr, "Arg is: %s\n", (char *)arg);
-       fprintf(stderr, "Finished printing do we have a context? 0x%x a cert? 0x%x\n",
-                       (unsigned int)ctx, (unsigned int)ctx->cert);
-       if (ctx->cert)
-               s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
-       if (s != NULL)
+       if (cb_arg->app_verify)
                {
+               char *s = NULL,buf[256];
+
+               fprintf(stderr, "In app_verify_callback, allowing cert. ");
+               fprintf(stderr, "Arg is: %s\n", cb_arg->string);
+               fprintf(stderr, "Finished printing do we have a context? 0x%p a cert? 0x%p\n",
+                       (void *)ctx, (void *)ctx->cert);
+               if (ctx->cert)
+                       s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
+               if (s != NULL)
+                       {
                        fprintf(stderr,"cert depth=%d %s\n",ctx->error_depth,buf);
+                       }
+               return(1);
+               }
+       if (cb_arg->proxy_auth)
+               {
+               int found_any = 0, i;
+               char *sp;
+
+               for(i = 0; i < 26; i++)
+                       letters[i] = 0;
+               for(sp = cb_arg->proxy_auth; *sp; sp++)
+                       {
+                       int c = *sp;
+                       if (isascii(c) && isalpha(c))
+                               {
+                               if (islower(c))
+                                       c = toupper(c);
+                               letters[c - 'A'] = 1;
+                               }
+                       }
+
+               fprintf(stderr,
+                       "  Initial proxy rights = ");
+               for(i = 0; i < 26; i++)
+                       if (letters[i])
+                               {
+                               fprintf(stderr, "%c", i + 'A');
+                               found_any = 1;
+                               }
+               if (!found_any)
+                       fprintf(stderr, "none");
+               fprintf(stderr, "\n");
+
+               X509_STORE_CTX_set_ex_data(ctx,
+                       get_proxy_auth_ex_data_idx(),letters);
+               }
+       if (cb_arg->allow_proxy_certs)
+               {
+               X509_STORE_CTX_set_flags(ctx, X509_V_FLAG_ALLOW_PROXY_CERTS);
                }
 
+#ifndef OPENSSL_NO_X509_VERIFY
+       ok = X509_verify_cert(ctx);
+#endif
+
+       if (cb_arg->proxy_auth)
+               {
+               if (ok > 0)
+                       {
+                       const char *cond_end = NULL;
+
+                       ok = process_proxy_cond(letters,
+                               cb_arg->proxy_cond, &cond_end);
+
+                       if (ok < 0)
+                               EXIT(3);
+                       if (*cond_end)
+                               {
+                               fprintf(stderr, "Stopped processing condition before it's end.\n");
+                               ok = 0;
+                               }
+                       if (!ok)
+                               fprintf(stderr, "Proxy rights check with condition '%s' proved invalid\n",
+                                       cb_arg->proxy_cond);
+                       else
+                               fprintf(stderr, "Proxy rights check with condition '%s' proved valid\n",
+                                       cb_arg->proxy_cond);
+                       }
+               }
        return(ok);
        }
 
@@ -1585,17 +2458,19 @@ static RSA *rsa_tmp=NULL;
 
 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
        {
+       BIGNUM *bn = NULL;
        if (rsa_tmp == NULL)
                {
+               bn = BN_new();
                rsa_tmp = RSA_new();
-               if(!rsa_tmp)
+               if(!bn || !rsa_tmp || !BN_set_word(bn, RSA_F4))
                        {
                        BIO_printf(bio_err, "Memory error...");
                        goto end;
                        }
                BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
                (void)BIO_flush(bio_err);
-               if(!RSA_generate_key_ex(rsa_tmp,keylength,RSA_F4,NULL))
+               if(!RSA_generate_key_ex(rsa_tmp,keylength,bn,NULL))
                        {
                        BIO_printf(bio_err, "Error generating key.");
                        RSA_free(rsa_tmp);
@@ -1605,6 +2480,7 @@ end:
                BIO_printf(bio_err,"\n");
                (void)BIO_flush(bio_err);
                }
+       if(bn) BN_free(bn);
        return(rsa_tmp);
        }
 
@@ -1715,3 +2591,123 @@ static DH *get_dh1024dsa()
        return(dh);
        }
 #endif
+
+#ifndef OPENSSL_NO_PSK
+/* convert the PSK key (psk_key) in ascii to binary (psk) */
+static int psk_key2bn(const char *pskkey, unsigned char *psk,
+       unsigned int max_psk_len)
+       {
+       int ret;
+       BIGNUM *bn = NULL;
+
+       ret = BN_hex2bn(&bn, pskkey);
+       if (!ret)
+               {
+               BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", pskkey); 
+               if (bn)
+                       BN_free(bn);
+               return 0;
+               }
+       if (BN_num_bytes(bn) > (int)max_psk_len)
+               {
+               BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
+                       max_psk_len, BN_num_bytes(bn));
+               BN_free(bn);
+               return 0;
+               }
+       ret = BN_bn2bin(bn, psk);
+       BN_free(bn);
+       return ret;
+       }
+
+static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
+       unsigned int max_identity_len, unsigned char *psk,
+       unsigned int max_psk_len)
+       {
+       int ret;
+       unsigned int psk_len = 0;
+
+       ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
+       if (ret < 0)
+               goto out_err;
+       if (debug)
+               fprintf(stderr, "client: created identity '%s' len=%d\n", identity, ret);
+       ret = psk_key2bn(psk_key, psk, max_psk_len);
+       if (ret < 0)
+               goto out_err;
+       psk_len = ret;
+out_err:
+       return psk_len;
+       }
+
+static unsigned int psk_server_callback(SSL *ssl, const char *identity,
+       unsigned char *psk, unsigned int max_psk_len)
+       {
+       unsigned int psk_len=0;
+
+       if (strcmp(identity, "Client_identity") != 0)
+               {
+               BIO_printf(bio_err, "server: PSK error: client identity not found\n");
+               return 0;
+               }
+       psk_len=psk_key2bn(psk_key, psk, max_psk_len);
+       return psk_len;
+       }
+#endif
+
+static int do_test_cipherlist(void)
+       {
+       int i = 0;
+       const SSL_METHOD *meth;
+       const SSL_CIPHER *ci, *tci = NULL;
+
+#ifndef OPENSSL_NO_SSL2
+       fprintf(stderr, "testing SSLv2 cipher list order: ");
+       meth = SSLv2_method();
+       while ((ci = meth->get_cipher(i++)) != NULL)
+               {
+               if (tci != NULL)
+                       if (ci->id >= tci->id)
+                               {
+                               fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                               return 0;
+                               }
+               tci = ci;
+               }
+       fprintf(stderr, "ok\n");
+#endif
+#ifndef OPENSSL_NO_SSL3
+       fprintf(stderr, "testing SSLv3 cipher list order: ");
+       meth = SSLv3_method();
+       tci = NULL;
+       while ((ci = meth->get_cipher(i++)) != NULL)
+               {
+               if (tci != NULL)
+                       if (ci->id >= tci->id)
+                               {
+                               fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                               return 0;
+                               }
+               tci = ci;
+               }
+       fprintf(stderr, "ok\n");
+#endif
+#ifndef OPENSSL_NO_TLS1
+       fprintf(stderr, "testing TLSv1 cipher list order: ");
+       meth = TLSv1_method();
+       tci = NULL;
+       while ((ci = meth->get_cipher(i++)) != NULL)
+               {
+               if (tci != NULL)
+                       if (ci->id >= tci->id)
+                               {
+                               fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                               return 0;
+                               }
+               tci = ci;
+               }
+       fprintf(stderr, "ok\n");
+#endif
+
+       return 1;
+       }