X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fssltest.c;h=faffbca42cd07d5049eac22be6d8196da2362550;hp=dfe18b0f1cd101941c6f18a89049f6126910ff44;hb=74ecfab401fe65d23d9b297bf396efca3e419e47;hpb=f71165b556c307ea490b4fb5c59682f1e2678b20

diff --git a/ssl/ssltest.c b/ssl/ssltest.c
index dfe18b0f1c..faffbca42c 100644
--- a/ssl/ssltest.c
+++ b/ssl/ssltest.c
@@ -113,6 +113,32 @@
  * 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. */
@@ -128,8 +154,11 @@
 #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>
@@ -152,6 +181,9 @@
 #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
@@ -207,9 +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;
@@ -229,6 +389,9 @@ 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");
@@ -247,6 +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
@@ -274,11 +444,16 @@ static void sv_usage(void)
 	               "                 (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);
@@ -383,6 +558,25 @@ 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[])
 	{
@@ -414,23 +608,33 @@ int main(int argc, char *argv[])
 #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;
 	int comp = 0;
 #ifndef OPENSSL_NO_COMP
 	COMP_METHOD *cm = NULL;
-#endif
 	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);
 
@@ -449,14 +653,23 @@ 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;
@@ -496,6 +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)
@@ -604,6 +845,20 @@ int main(int argc, char *argv[])
 			{
 			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);
@@ -638,6 +893,20 @@ 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)
@@ -761,7 +1030,11 @@ bad:
 				}
 			}
 		else
+#ifdef OPENSSL_NO_EC2M
+			nid = NID_X9_62_prime256v1;
+#else
 			nid = NID_sect163r2;
+#endif
 
 		ecdh = EC_KEY_new_by_curve_name(nid);
 		if (ecdh == NULL)
@@ -782,6 +1055,13 @@ 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);
@@ -833,6 +1113,71 @@ 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);
 
@@ -909,7 +1254,7 @@ 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);
@@ -1283,6 +1628,13 @@ 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;
 
@@ -1322,7 +1674,6 @@ 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;
@@ -1357,8 +1708,6 @@ 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 */
@@ -1581,6 +1930,13 @@ 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
@@ -2059,20 +2415,12 @@ static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
 		}
 
 #ifndef OPENSSL_NO_X509_VERIFY
-# ifdef OPENSSL_FIPS
-	if(s->version == TLS1_VERSION)
-		FIPS_allow_md5(1);
-# endif
 	ok = X509_verify_cert(ctx);
-# ifdef OPENSSL_FIPS
-	if(s->version == TLS1_VERSION)
-		FIPS_allow_md5(0);
-# endif
 #endif
 
 	if (cb_arg->proxy_auth)
 		{
-		if (ok)
+		if (ok > 0)
 			{
 			const char *cond_end = NULL;
 
@@ -2236,11 +2584,74 @@ static DH *get_dh1024dsa()
 	}
 #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;
-	SSL_CIPHER *ci, *tci = NULL;
+	const SSL_CIPHER *ci, *tci = NULL;
 
 #ifndef OPENSSL_NO_SSL2
 	fprintf(stderr, "testing SSLv2 cipher list order: ");