Set s->d1 to NULL after freeing it.

[openssl.git] / ssl / d1_lib.c

diff --git a/ssl/d1_lib.c b/ssl/d1_lib.c
index 048ce3b4b088a76e9a9cec43d5cb4a476f8e19ba..b70bce68ad0eb24dcadcfbbd0982f6bd27f32e67 100644 (file)
--- a/ssl/d1_lib.c
+++ b/ssl/d1_lib.c
@@ -62,16 +62,18 @@
 #include <openssl/objects.h>
 #include "ssl_locl.h"
 
-#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS)
+#if defined(OPENSSL_SYS_VMS)
 #include <sys/timeb.h>
 #endif
 
 static void get_current_time(struct timeval *t);
+static void dtls1_set_handshake_header(SSL *s, int type, unsigned long len);
+static int dtls1_handshake_write(SSL *s);
 const char dtls1_version_str[]="DTLSv1" OPENSSL_VERSION_PTEXT;
 int dtls1_listen(SSL *s, struct sockaddr *client);
 
 SSL3_ENC_METHOD DTLSv1_enc_data={
-    dtls1_enc,
+       tls1_enc,
        tls1_mac,
        tls1_setup_key_block,
        tls1_generate_master_secret,
@@ -83,6 +85,30 @@ SSL3_ENC_METHOD DTLSv1_enc_data={
        TLS_MD_SERVER_FINISH_CONST,TLS_MD_SERVER_FINISH_CONST_SIZE,
        tls1_alert_code,
        tls1_export_keying_material,
+       SSL_ENC_FLAG_DTLS|SSL_ENC_FLAG_EXPLICIT_IV,
+       DTLS1_HM_HEADER_LENGTH,
+       dtls1_set_handshake_header,
+       dtls1_handshake_write   
+       };
+
+SSL3_ENC_METHOD DTLSv1_2_enc_data={
+       tls1_enc,
+       tls1_mac,
+       tls1_setup_key_block,
+       tls1_generate_master_secret,
+       tls1_change_cipher_state,
+       tls1_final_finish_mac,
+       TLS1_FINISH_MAC_LENGTH,
+       tls1_cert_verify_mac,
+       TLS_MD_CLIENT_FINISH_CONST,TLS_MD_CLIENT_FINISH_CONST_SIZE,
+       TLS_MD_SERVER_FINISH_CONST,TLS_MD_SERVER_FINISH_CONST_SIZE,
+       tls1_alert_code,
+       tls1_export_keying_material,
+       SSL_ENC_FLAG_DTLS|SSL_ENC_FLAG_EXPLICIT_IV|SSL_ENC_FLAG_SIGALGS
+               |SSL_ENC_FLAG_SHA256_PRF|SSL_ENC_FLAG_TLS1_2_CIPHERS,
+       DTLS1_HM_HEADER_LENGTH,
+       dtls1_set_handshake_header,
+       dtls1_handshake_write   
        };
 
 long dtls1_default_timeout(void)
@@ -196,6 +222,7 @@ void dtls1_free(SSL *s)
        pqueue_free(s->d1->buffered_app_data.q);
 
        OPENSSL_free(s->d1);
+       s->d1 = NULL;
        }
 
 void dtls1_clear(SSL *s)
@@ -241,7 +268,7 @@ void dtls1_clear(SSL *s)
        if (s->options & SSL_OP_CISCO_ANYCONNECT)
                s->version=DTLS1_BAD_VER;
        else
-               s->version=DTLS1_VERSION;
+               s->version=s->method->version;
        }
 
 long dtls1_ctrl(SSL *s, int cmd, long larg, void *parg)
@@ -452,7 +479,7 @@ int dtls1_handle_timeout(SSL *s)
 
 static void get_current_time(struct timeval *t)
 {
-#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINCE)
+#if defined(_WIN32)
        SYSTEMTIME st;
        union { unsigned __int64 ul; FILETIME ft; } now;
 
@@ -484,3 +511,20 @@ int dtls1_listen(SSL *s, struct sockaddr *client)
        (void) BIO_dgram_get_peer(SSL_get_rbio(s), client);
        return 1;
        }
+
+static void dtls1_set_handshake_header(SSL *s, int htype, unsigned long len)
+       {
+       unsigned char *p = (unsigned char *)s->init_buf->data;
+       dtls1_set_message_header(s, p, htype, len, 0, len);
+       s->init_num = (int)len + DTLS1_HM_HEADER_LENGTH;
+       s->init_off = 0;
+       /* Buffer the message to handle re-xmits */
+       dtls1_buffer_message(s, 0);
+       }
+
+static int dtls1_handshake_write(SSL *s)
+       {
+       return dtls1_do_write(s, SSL3_RT_HANDSHAKE);
+       }
+       
+