Improve cross-compiler portability of applink.c module and mention

[openssl.git] / ssl / s3_clnt.c

diff --git a/ssl/s3_clnt.c b/ssl/s3_clnt.c
index 51d4c487247bf04c79ac66549bdb70f7a482d4a4..7284c0aa4b95afc20dc200759fc0e4962070406c 100644 (file)
--- a/ssl/s3_clnt.c
+++ b/ssl/s3_clnt.c
@@ -135,7 +135,7 @@
 #endif
 #include <openssl/bn.h>
 
-static SSL_METHOD *ssl3_get_client_method(int ver);
+static const SSL_METHOD *ssl3_get_client_method(int ver);
 static int ca_dn_cmp(const X509_NAME * const *a,const X509_NAME * const *b);
 
 #ifndef OPENSSL_NO_ECDH
@@ -143,7 +143,7 @@ static int curve_id2nid(int curve_id);
 int check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs);
 #endif
 
-static SSL_METHOD *ssl3_get_client_method(int ver)
+static const SSL_METHOD *ssl3_get_client_method(int ver)
        {
        if (ver == SSL3_VERSION)
                return(SSLv3_client_method());
@@ -369,11 +369,15 @@ int ssl3_connect(SSL *s)
                        s->init_num=0;
 
                        s->session->cipher=s->s3->tmp.new_cipher;
+#ifdef OPENSSL_NO_COMP
+                       s->session->compress_meth=0;
+#else
                        if (s->s3->tmp.new_compression == NULL)
                                s->session->compress_meth=0;
                        else
                                s->session->compress_meth=
                                        s->s3->tmp.new_compression->id;
+#endif
                        if (!s->method->ssl3_enc->setup_key_block(s))
                                {
                                ret= -1;
@@ -517,9 +521,12 @@ int ssl3_client_hello(SSL *s)
        {
        unsigned char *buf;
        unsigned char *p,*d;
-       int i,j;
+       int i;
        unsigned long Time,l;
+#ifndef OPENSSL_NO_COMP
+       int j;
        SSL_COMP *comp;
+#endif
 
        buf=(unsigned char *)s->init_buf->data;
        if (s->state == SSL3_ST_CW_CLNT_HELLO_A)
@@ -578,7 +585,12 @@ int ssl3_client_hello(SSL *s)
                p+=i;
 
                /* COMPRESSION */
-               if (s->ctx->comp_methods == NULL)
+#ifdef OPENSSL_NO_COMP
+               *(p++)=1;
+#else
+
+               if ((s->options & SSL_OP_NO_COMPRESSION)
+                                       || !s->ctx->comp_methods)
                        j=0;
                else
                        j=sk_SSL_COMP_num(s->ctx->comp_methods);
@@ -588,6 +600,7 @@ int ssl3_client_hello(SSL *s)
                        comp=sk_SSL_COMP_value(s->ctx->comp_methods,i);
                        *(p++)=comp->id;
                        }
+#endif
                *(p++)=0; /* Add the NULL method */
                
                l=(p-d);
@@ -615,7 +628,9 @@ int ssl3_get_server_hello(SSL *s)
        int i,al,ok;
        unsigned int j;
        long n;
+#ifndef OPENSSL_NO_COMP
        SSL_COMP *comp;
+#endif
 
        n=s->method->ssl_get_message(s,
                SSL3_ST_CR_SRVR_HELLO_A,
@@ -746,8 +761,16 @@ int ssl3_get_server_hello(SSL *s)
 
        /* lets get the compression algorithm */
        /* COMPRESSION */
+#ifdef OPENSSL_NO_COMP
+       if (*(p++) != 0)
+               {
+               al=SSL_AD_ILLEGAL_PARAMETER;
+               SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM);
+               goto f_err;
+               }
+#else
        j= *(p++);
-       if (j == 0)
+       if ((j == 0) || (s->options & SSL_OP_NO_COMPRESSION))
                comp=NULL;
        else
                comp=ssl3_comp_find(s->ctx->comp_methods,j);
@@ -762,6 +785,7 @@ int ssl3_get_server_hello(SSL *s)
                {
                s->s3->tmp.new_compression=comp;
                }
+#endif
 
        if (p != (d+n))
                {