X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=ssl%2Fs2_srvr.c;h=45943240f05b16132c296a94eb0066ec4116d041;hb=cc684e330b61975a4c478e01a46ca687106eebbf;hp=2d3b667d916d0431c5a36640c4d95abb5f50c2df;hpb=5574e0ed417c9a09487a270fec3df34d3094f5c6;p=oweals%2Fopenssl.git

diff --git a/ssl/s2_srvr.c b/ssl/s2_srvr.c
index 2d3b667d91..45943240f0 100644
--- a/ssl/s2_srvr.c
+++ b/ssl/s2_srvr.c
@@ -116,9 +116,8 @@
 #include <openssl/rand.h>
 #include <openssl/objects.h>
 #include <openssl/evp.h>
-#include "cryptlib.h"
 
-static SSL_METHOD *ssl2_get_server_method(int ver);
+static const SSL_METHOD *ssl2_get_server_method(int ver);
 static int get_client_master_key(SSL *s);
 static int get_client_hello(SSL *s);
 static int server_hello(SSL *s); 
@@ -130,7 +129,7 @@ static int ssl_rsa_private_decrypt(CERT *c, int len, unsigned char *from,
 	unsigned char *to,int padding);
 #define BREAK	break
 
-static SSL_METHOD *ssl2_get_server_method(int ver)
+static const SSL_METHOD *ssl2_get_server_method(int ver)
 	{
 	if (ver == SSL2_VERSION)
 		return(SSLv2_server_method());
@@ -138,25 +137,14 @@ static SSL_METHOD *ssl2_get_server_method(int ver)
 		return(NULL);
 	}
 
-SSL_METHOD *SSLv2_server_method(void)
-	{
-	static int init=1;
-	static SSL_METHOD SSLv2_server_data;
-
-	if (init)
-		{
-		memcpy((char *)&SSLv2_server_data,(char *)sslv2_base_method(),
-			sizeof(SSL_METHOD));
-		SSLv2_server_data.ssl_accept=ssl2_accept;
-		SSLv2_server_data.get_ssl_method=ssl2_get_server_method;
-		init=0;
-		}
-	return(&SSLv2_server_data);
-	}
+IMPLEMENT_ssl2_meth_func(SSLv2_server_method,
+			ssl2_accept,
+			ssl_undefined_function,
+			ssl2_get_server_method)
 
 int ssl2_accept(SSL *s)
 	{
-	unsigned long l=time(NULL);
+	unsigned long l=(unsigned long)time(NULL);
 	BUF_MEM *buf=NULL;
 	int ret= -1;
 	long num1;
@@ -492,7 +480,8 @@ static int get_client_master_key(SSL *s)
 			i=ek;
 		else
 			i=EVP_CIPHER_key_length(c);
-		RAND_pseudo_bytes(p,i);
+		if (RAND_pseudo_bytes(p,i) <= 0)
+			return 0;
 		}
 #else
 	if (i < 0)
@@ -790,7 +779,7 @@ static int server_hello(SSL *s)
 			/* lets send out the ciphers we like in the
 			 * prefered order */
 			sk= s->session->ciphers;
-			n=ssl_cipher_list_to_bytes(s,s->session->ciphers,d);
+			n=ssl_cipher_list_to_bytes(s,s->session->ciphers,d,0);
 			d+=n;
 			s2n(n,p);		/* add cipher length */
 			}
@@ -798,7 +787,8 @@ static int server_hello(SSL *s)
 		/* make and send conn_id */
 		s2n(SSL2_CONNECTION_ID_LENGTH,p);	/* add conn_id length */
 		s->s2->conn_id_length=SSL2_CONNECTION_ID_LENGTH;
-		RAND_pseudo_bytes(s->s2->conn_id,(int)s->s2->conn_id_length);
+		if (RAND_pseudo_bytes(s->s2->conn_id,(int)s->s2->conn_id_length) <= 0)
+			return -1;
 		memcpy(d,s->s2->conn_id,SSL2_CONNECTION_ID_LENGTH);
 		d+=SSL2_CONNECTION_ID_LENGTH;
 
@@ -869,7 +859,7 @@ static int get_client_finished(SSL *s)
 	if (s->msg_callback)
 		s->msg_callback(0, s->version, 0, p, len, s, s->msg_callback_arg); /* CLIENT-FINISHED */
 	p += 1;
-	if (memcmp(p,s->s2->conn_id,(unsigned int)s->s2->conn_id_length) != 0)
+	if (memcmp(p,s->s2->conn_id,s->s2->conn_id_length) != 0)
 		{
 		ssl2_return_error(s,SSL2_PE_UNDEFINED_ERROR);
 		SSLerr(SSL_F_GET_CLIENT_FINISHED,SSL_R_CONNECTION_ID_IS_DIFFERENT);
@@ -930,6 +920,7 @@ static int server_finish(SSL *s)
 /* send the request and check the response */
 static int request_certificate(SSL *s)
 	{
+	const unsigned char *cp;
 	unsigned char *p,*p2,*buf2;
 	unsigned char *ccd;
 	int i,j,ctype,ret= -1;
@@ -943,7 +934,8 @@ static int request_certificate(SSL *s)
 		p=(unsigned char *)s->init_buf->data;
 		*(p++)=SSL2_MT_REQUEST_CERTIFICATE;
 		*(p++)=SSL2_AT_MD5_WITH_RSA_ENCRYPTION;
-		RAND_pseudo_bytes(ccd,SSL2_MIN_CERT_CHALLENGE_LENGTH);
+		if (RAND_pseudo_bytes(ccd,SSL2_MIN_CERT_CHALLENGE_LENGTH) <= 0)
+			return -1;
 		memcpy(p,ccd,SSL2_MIN_CERT_CHALLENGE_LENGTH);
 
 		s->state=SSL2_ST_SEND_REQUEST_CERTIFICATE_B;
@@ -1032,7 +1024,7 @@ static int request_certificate(SSL *s)
 	len = 6 + (unsigned long)s->s2->tmp.clen + (unsigned long)s->s2->tmp.rlen;
 	if (len > SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER)
 		{
-		SSLerr(SSL_F_GET_CLIENT_MASTER_KEY,SSL_R_MESSAGE_TOO_LONG);
+		SSLerr(SSL_F_REQUEST_CERTIFICATE,SSL_R_MESSAGE_TOO_LONG);
 		goto end;
 		}
 	j = (int)len - s->init_num;
@@ -1046,7 +1038,8 @@ static int request_certificate(SSL *s)
 		s->msg_callback(0, s->version, 0, p, len, s, s->msg_callback_arg); /* CLIENT-CERTIFICATE */
 	p += 6;
 
-	x509=(X509 *)d2i_X509(NULL,&p,(long)s->s2->tmp.clen);
+	cp = p;
+	x509=(X509 *)d2i_X509(NULL,&cp,(long)s->s2->tmp.clen);
 	if (x509 == NULL)
 		{
 		SSLerr(SSL_F_REQUEST_CERTIFICATE,ERR_R_X509_LIB);
@@ -1069,7 +1062,7 @@ static int request_certificate(SSL *s)
 		EVP_MD_CTX_init(&ctx);
 		EVP_VerifyInit_ex(&ctx,s->ctx->rsa_md5, NULL);
 		EVP_VerifyUpdate(&ctx,s->s2->key_material,
-			(unsigned int)s->s2->key_material_length);
+				 s->s2->key_material_length);
 		EVP_VerifyUpdate(&ctx,ccd,SSL2_MIN_CERT_CHALLENGE_LENGTH);
 
 		i=i2d_X509(s->cert->pkeys[SSL_PKEY_RSA_ENC].x509,NULL);
@@ -1086,7 +1079,7 @@ static int request_certificate(SSL *s)
 
 		pkey=X509_get_pubkey(x509);
 		if (pkey == NULL) goto end;
-		i=EVP_VerifyFinal(&ctx,p,s->s2->tmp.rlen,pkey);
+		i=EVP_VerifyFinal(&ctx,cp,s->s2->tmp.rlen,pkey);
 		EVP_PKEY_free(pkey);
 		EVP_MD_CTX_cleanup(&ctx);