Refactor into clear_ciphers; RT3588

[openssl.git] / ssl / ssl_lib.c

diff --git a/ssl/ssl_lib.c b/ssl/ssl_lib.c
index 0b4b58e0f80726102fb39cd8ba2fb8548e04f9c0..5c814fde73c23516ed8f4e2eaf88473f14baf65f 100644 (file)
--- a/ssl/ssl_lib.c
+++ b/ssl/ssl_lib.c
@@ -186,6 +186,14 @@ SSL3_ENC_METHOD ssl3_undef_enc_method = {
              int use_context))ssl_undefined_function,
 };
 
+static void clear_ciphers(SSL *s)
+{
+    /* clear the current cipher */
+    ssl_clear_cipher_ctx(s);
+    ssl_clear_hash_ctx(&s->read_hash);
+    ssl_clear_hash_ctx(&s->write_hash);
+}
+
 int SSL_clear(SSL *s)
 {
     if (s->method == NULL) {
@@ -217,9 +225,7 @@ int SSL_clear(SSL *s)
 
     BUF_MEM_free(s->init_buf);
     s->init_buf = NULL;
-    ssl_clear_cipher_ctx(s);
-    ssl_clear_hash_ctx(&s->read_hash);
-    ssl_clear_hash_ctx(&s->write_hash);
+    clear_ciphers(s);
     s->first_packet = 0;
 
     /*
@@ -548,9 +554,7 @@ void SSL_free(SSL *s)
         SSL_SESSION_free(s->session);
     }
 
-    ssl_clear_cipher_ctx(s);
-    ssl_clear_hash_ctx(&s->read_hash);
-    ssl_clear_hash_ctx(&s->write_hash);
+    clear_ciphers(s);
 
     ssl_cert_free(s->cert);
     /* Free up if allocated */
@@ -2450,20 +2454,13 @@ int SSL_do_handshake(SSL *s)
     return (ret);
 }
 
-/*
- * For the next 2 functions, SSL_clear() sets shutdown and so one of these
- * calls will reset it
- */
 void SSL_set_accept_state(SSL *s)
 {
     s->server = 1;
     s->shutdown = 0;
     s->state = SSL_ST_ACCEPT | SSL_ST_BEFORE;
     s->handshake_func = s->method->ssl_accept;
-    /* clear the current cipher */
-    ssl_clear_cipher_ctx(s);
-    ssl_clear_hash_ctx(&s->read_hash);
-    ssl_clear_hash_ctx(&s->write_hash);
+    clear_ciphers(s);
 }
 
 void SSL_set_connect_state(SSL *s)
@@ -2472,10 +2469,7 @@ void SSL_set_connect_state(SSL *s)
     s->shutdown = 0;
     s->state = SSL_ST_CONNECT | SSL_ST_BEFORE;
     s->handshake_func = s->method->ssl_connect;
-    /* clear the current cipher */
-    ssl_clear_cipher_ctx(s);
-    ssl_clear_hash_ctx(&s->read_hash);
-    ssl_clear_hash_ctx(&s->write_hash);
+    clear_ciphers(s);
 }
 
 int ssl_undefined_function(SSL *s)
@@ -2897,6 +2891,41 @@ long SSL_get_verify_result(const SSL *ssl)
     return (ssl->verify_result);
 }
 
+size_t SSL_get_client_random(const SSL *ssl, unsigned char *out, size_t outlen)
+{
+    if (outlen == 0)
+        return sizeof(ssl->s3->client_random);
+    if (outlen > sizeof(ssl->s3->client_random))
+        outlen = sizeof(ssl->s3->client_random);
+    memcpy(out, ssl->s3->client_random, outlen);
+    return outlen;
+}
+
+size_t SSL_get_server_random(const SSL *ssl, unsigned char *out, size_t outlen)
+{
+    if (outlen == 0)
+        return sizeof(ssl->s3->server_random);
+    if (outlen > sizeof(ssl->s3->server_random))
+        outlen = sizeof(ssl->s3->server_random);
+    memcpy(out, ssl->s3->server_random, outlen);
+    return outlen;
+}
+
+size_t SSL_SESSION_get_master_key(const SSL_SESSION *session,
+                               unsigned char *out, size_t outlen)
+{
+    if (session->master_key_length < 0) {
+        /* Should never happen */
+        return 0;
+    }
+    if (outlen == 0)
+        return session->master_key_length;
+    if (outlen > (size_t)session->master_key_length)
+        outlen = session->master_key_length;
+    memcpy(out, session->master_key, outlen);
+    return outlen;
+}
+
 int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
                          CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
 {