Make OPENSSL_NO_COMP compile again.

[openssl.git] / ssl / s3_enc.c

diff --git a/ssl/s3_enc.c b/ssl/s3_enc.c
index 559924d3681b1fc8f3ba6fa968fa33ccfbdebd05..d83d42e583f0ed82c9bdd17f6ecda6252ead3ac6 100644 (file)
--- a/ssl/s3_enc.c
+++ b/ssl/s3_enc.c
@@ -139,7 +139,7 @@ static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
        EVP_MD_CTX s1;
        unsigned char buf[16],smd[SHA_DIGEST_LENGTH];
        unsigned char c='A';
-       int i,j,k;
+       unsigned int i,j,k;
 
 #ifdef CHARSET_EBCDIC
        c = os_toascii[c]; /*'A' in ASCII */
@@ -147,7 +147,7 @@ static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
        k=0;
        EVP_MD_CTX_init(&m5);
        EVP_MD_CTX_init(&s1);
-       for (i=0; i<num; i+=MD5_DIGEST_LENGTH)
+       for (i=0; (int)i<num; i+=MD5_DIGEST_LENGTH)
                {
                k++;
                if (k > sizeof buf)
@@ -172,7 +172,7 @@ static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
                EVP_DigestUpdate(&m5,s->session->master_key,
                        s->session->master_key_length);
                EVP_DigestUpdate(&m5,smd,SHA_DIGEST_LENGTH);
-               if ((i+MD5_DIGEST_LENGTH) > num)
+               if ((int)(i+MD5_DIGEST_LENGTH) > num)
                        {
                        EVP_DigestFinal_ex(&m5,smd,NULL);
                        memcpy(km,smd,(num-i));
@@ -196,19 +196,23 @@ int ssl3_change_cipher_state(SSL *s, int which)
        unsigned char *ms,*key,*iv,*er1,*er2;
        EVP_CIPHER_CTX *dd;
        const EVP_CIPHER *c;
+#ifndef OPENSSL_NO_COMP
        COMP_METHOD *comp;
+#endif
        const EVP_MD *m;
        EVP_MD_CTX md;
-       int exp,n,i,j,k,cl;
+       int is_exp,n,i,j,k,cl;
        int reuse_dd = 0;
 
-       exp=SSL_C_IS_EXPORT(s->s3->tmp.new_cipher);
+       is_exp=SSL_C_IS_EXPORT(s->s3->tmp.new_cipher);
        c=s->s3->tmp.new_sym_enc;
        m=s->s3->tmp.new_hash;
+#ifndef OPENSSL_NO_COMP
        if (s->s3->tmp.new_compression == NULL)
                comp=NULL;
        else
                comp=s->s3->tmp.new_compression->method;
+#endif
        key_block=s->s3->tmp.key_block;
 
        if (which & SSL3_CC_READ)
@@ -219,6 +223,7 @@ int ssl3_change_cipher_state(SSL *s, int which)
                        goto err;
                dd= s->enc_read_ctx;
                s->read_hash=m;
+#ifndef OPENSSL_NO_COMP
                /* COMPRESS */
                if (s->expand != NULL)
                        {
@@ -239,6 +244,7 @@ int ssl3_change_cipher_state(SSL *s, int which)
                        if (s->s3->rrec.comp == NULL)
                                goto err;
                        }
+#endif
                memset(&(s->s3->read_sequence[0]),0,8);
                mac_secret= &(s->s3->read_mac_secret[0]);
                }
@@ -250,6 +256,7 @@ int ssl3_change_cipher_state(SSL *s, int which)
                        goto err;
                dd= s->enc_write_ctx;
                s->write_hash=m;
+#ifndef OPENSSL_NO_COMP
                /* COMPRESS */
                if (s->compress != NULL)
                        {
@@ -265,6 +272,7 @@ int ssl3_change_cipher_state(SSL *s, int which)
                                goto err2;
                                }
                        }
+#endif
                memset(&(s->s3->write_sequence[0]),0,8);
                mac_secret= &(s->s3->write_mac_secret[0]);
                }
@@ -276,9 +284,9 @@ int ssl3_change_cipher_state(SSL *s, int which)
        p=s->s3->tmp.key_block;
        i=EVP_MD_size(m);
        cl=EVP_CIPHER_key_length(c);
-       j=exp ? (cl < SSL_C_EXPORT_KEYLENGTH(s->s3->tmp.new_cipher) ?
+       j=is_exp ? (cl < SSL_C_EXPORT_KEYLENGTH(s->s3->tmp.new_cipher) ?
                 cl : SSL_C_EXPORT_KEYLENGTH(s->s3->tmp.new_cipher)) : cl;
-       /* Was j=(exp)?5:EVP_CIPHER_key_length(c); */
+       /* Was j=(is_exp)?5:EVP_CIPHER_key_length(c); */
        k=EVP_CIPHER_iv_length(c);
        if (    (which == SSL3_CHANGE_CIPHER_CLIENT_WRITE) ||
                (which == SSL3_CHANGE_CIPHER_SERVER_READ))
@@ -307,7 +315,7 @@ int ssl3_change_cipher_state(SSL *s, int which)
 
        EVP_MD_CTX_init(&md);
        memcpy(mac_secret,ms,i);
-       if (exp)
+       if (is_exp)
                {
                /* In here I set both the read and write key/iv to the
                 * same value since only the correct one will be used :-).
@@ -350,7 +358,9 @@ int ssl3_setup_key_block(SSL *s)
        const EVP_MD *hash;
        int num;
        int ret = 0;
+#ifdef OPENSSL_NO_COMP
        SSL_COMP *comp;
+#endif
 
        if (s->s3->tmp.key_block_length != 0)
                return(1);
@@ -363,7 +373,11 @@ int ssl3_setup_key_block(SSL *s)
 
        s->s3->tmp.new_sym_enc=c;
        s->s3->tmp.new_hash=hash;
+#ifdef OPENSSL_NO_COMP
+       s->s3->tmp.new_compression=NULL;
+#else
        s->s3->tmp.new_compression=comp;
+#endif
 
        num=EVP_CIPHER_key_length(c)+EVP_MD_size(hash)+EVP_CIPHER_iv_length(c);
        num*=2;
@@ -569,7 +583,7 @@ int ssl3_mac(SSL *ssl, unsigned char *md, int send)
        const EVP_MD *hash;
        unsigned char *p,rec_char;
        unsigned int md_size;
-       int npad,i;
+       int npad;
 
        if (send)
                {
@@ -612,13 +626,19 @@ int ssl3_mac(SSL *ssl, unsigned char *md, int send)
 
        EVP_MD_CTX_cleanup(&md_ctx);
 
+       ssl3_record_sequence_update(seq);
+       return(md_size);
+       }
+
+void ssl3_record_sequence_update(unsigned char *seq)
+       {
+       int i;
+
        for (i=7; i>=0; i--)
                {
                ++seq[i];
                if (seq[i] != 0) break; 
                }
-
-       return(md_size);
        }
 
 int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,