BOOL netconn_close( netconn_t *conn )
{
int res;
#ifdef SONAME_LIBSSL
if (conn->secure)
{
heap_free( conn->peek_msg_mem );
conn->peek_msg_mem = NULL;
conn->peek_msg = NULL;
conn->peek_len = 0;
pSSL_shutdown( conn->ssl_conn );
pSSL_free( conn->ssl_conn );
conn->ssl_conn = NULL;
conn->secure = FALSE;
}
#endif
res = closesocket( conn->socket );
conn->socket = -1;
if (res == -1)
{
set_last_error( sock_get_error( errno ) );
return FALSE;
}
return TRUE;
}
/******************************************************************************
* NETCON_close
* Basically calls 'close()' unless we should use SSL
*/
BOOL NETCON_close(WININET_NETCONNECTION *connection)
{
int result;
if (!NETCON_connected(connection)) return FALSE;
#ifdef SONAME_LIBSSL
if (connection->useSSL)
{
HeapFree(GetProcessHeap(),0,connection->peek_msg_mem);
connection->peek_msg = NULL;
connection->peek_msg_mem = NULL;
connection->peek_len = 0;
pSSL_shutdown(connection->ssl_s);
pSSL_free(connection->ssl_s);
connection->ssl_s = NULL;
connection->useSSL = FALSE;
}
#endif
result = closesocket(connection->socketFD);
connection->socketFD = -1;
if (result == -1)
{
INTERNET_SetLastError(sock_get_error(errno));
return FALSE;
}
return TRUE;
}
/******************************************************************************
* NETCON_secure_connect
* Initiates a secure connection over an existing plaintext connection.
*/
DWORD NETCON_secure_connect(netconn_t *connection)
{
DWORD res = ERROR_NOT_SUPPORTED;
#ifdef SONAME_LIBSSL
void *ssl_s;
/* can't connect if we are already connected */
if (connection->ssl_s)
{
ERR("already connected\n");
return ERROR_INTERNET_CANNOT_CONNECT;
}
ssl_s = pSSL_new(ctx);
if (!ssl_s)
{
ERR("SSL_new failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
return ERROR_OUTOFMEMORY;
}
if (!pSSL_set_fd(ssl_s, connection->socketFD))
{
ERR("SSL_set_fd failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
res = ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
goto fail;
}
if (!pSSL_set_ex_data(ssl_s, conn_idx, connection))
{
ERR("SSL_set_ex_data failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
res = ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
goto fail;
}
if (pSSL_connect(ssl_s) <= 0)
{
res = (DWORD_PTR)pSSL_get_ex_data(ssl_s, error_idx);
if (!res)
res = ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
ERR("SSL_connect failed: %d\n", res);
goto fail;
}
connection->ssl_s = ssl_s;
return ERROR_SUCCESS;
fail:
if (ssl_s)
{
pSSL_shutdown(ssl_s);
pSSL_free(ssl_s);
}
#endif
return res;
}
BOOL netconn_secure_connect( netconn_t *conn )
{
#ifdef SONAME_LIBSSL
X509 *cert;
long res;
ctx = pSSL_CTX_new( method );
if (!pSSL_CTX_set_default_verify_paths( ctx ))
{
ERR("SSL_CTX_set_default_verify_paths failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_OUTOFMEMORY );
return FALSE;
}
if (!(conn->ssl_conn = pSSL_new( ctx )))
{
ERR("SSL_new failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_OUTOFMEMORY );
goto fail;
}
if (!pSSL_set_fd( conn->ssl_conn, conn->socket ))
{
ERR("SSL_set_fd failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
goto fail;
}
if (pSSL_connect( conn->ssl_conn ) <= 0)
{
ERR("SSL_connect failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
goto fail;
}
if (!(cert = pSSL_get_peer_certificate( conn->ssl_conn )))
{
ERR("No certificate for server: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
goto fail;
}
if ((res = pSSL_get_verify_result( conn->ssl_conn )) != X509_V_OK)
{
/* FIXME: we should set an error and return, but we only print an error at the moment */
ERR("couldn't verify server certificate (%ld)\n", res);
}
TRACE("established SSL connection\n");
conn->secure = TRUE;
return TRUE;
fail:
if (conn->ssl_conn)
{
pSSL_shutdown( conn->ssl_conn );
pSSL_free( conn->ssl_conn );
conn->ssl_conn = NULL;
}
#endif
return FALSE;
}
BOOL netconn_secure_connect( netconn_t *conn, WCHAR *hostname )
{
#ifdef SONAME_LIBSSL
if (!(conn->ssl_conn = pSSL_new( ctx )))
{
ERR("SSL_new failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_OUTOFMEMORY );
goto fail;
}
if (!pSSL_set_ex_data( conn->ssl_conn, hostname_idx, hostname ))
{
ERR("SSL_set_ex_data failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
goto fail;
}
if (!pSSL_set_ex_data( conn->ssl_conn, conn_idx, conn ))
{
ERR("SSL_set_ex_data failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
return FALSE;
}
if (!pSSL_set_fd( conn->ssl_conn, conn->socket ))
{
ERR("SSL_set_fd failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
goto fail;
}
if (pSSL_connect( conn->ssl_conn ) <= 0)
{
DWORD err;
err = (DWORD_PTR)pSSL_get_ex_data( conn->ssl_conn, error_idx );
if (!err) err = ERROR_WINHTTP_SECURE_CHANNEL_ERROR;
ERR("couldn't verify server certificate (%d)\n", err);
set_last_error( err );
goto fail;
}
TRACE("established SSL connection\n");
conn->secure = TRUE;
return TRUE;
fail:
if (conn->ssl_conn)
{
pSSL_shutdown( conn->ssl_conn );
pSSL_free( conn->ssl_conn );
conn->ssl_conn = NULL;
}
#endif
return FALSE;
}
void free_netconn(netconn_t *netconn)
{
server_release(netconn->server);
#ifdef SONAME_LIBSSL
if (netconn->ssl_s) {
pSSL_shutdown(netconn->ssl_s);
pSSL_free(netconn->ssl_s);
}
#endif
closesocket(netconn->socketFD);
heap_free(netconn);
}
/******************************************************************************
* NETCON_secure_connect
* Initiates a secure connection over an existing plaintext connection.
*/
BOOL NETCON_secure_connect(WININET_NETCONNECTION *connection, LPCWSTR hostname)
{
#ifdef SONAME_LIBSSL
long verify_res;
X509 *cert;
int len;
char *hostname_unix;
/* can't connect if we are already connected */
if (connection->useSSL)
{
ERR("already connected\n");
return FALSE;
}
ctx = pSSL_CTX_new(meth);
if (!pSSL_CTX_set_default_verify_paths(ctx))
{
ERR("SSL_CTX_set_default_verify_paths failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
connection->ssl_s = pSSL_new(ctx);
if (!connection->ssl_s)
{
ERR("SSL_new failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
goto fail;
}
if (!pSSL_set_fd(connection->ssl_s, connection->socketFD))
{
ERR("SSL_set_fd failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
INTERNET_SetLastError(ERROR_INTERNET_SECURITY_CHANNEL_ERROR);
goto fail;
}
if (pSSL_connect(connection->ssl_s) <= 0)
{
ERR("SSL_connect failed: %s\n",
pERR_error_string(pERR_get_error(), 0));
INTERNET_SetLastError(ERROR_INTERNET_SECURITY_CHANNEL_ERROR);
goto fail;
}
cert = pSSL_get_peer_certificate(connection->ssl_s);
if (!cert)
{
ERR("no certificate for server %s\n", debugstr_w(hostname));
/* FIXME: is this the best error? */
INTERNET_SetLastError(ERROR_INTERNET_INVALID_CA);
goto fail;
}
verify_res = pSSL_get_verify_result(connection->ssl_s);
if (verify_res != X509_V_OK)
{
ERR("couldn't verify the security of the connection, %ld\n", verify_res);
/* FIXME: we should set an error and return, but we only warn at
* the moment */
}
len = WideCharToMultiByte(CP_UNIXCP, 0, hostname, -1, NULL, 0, NULL, NULL);
hostname_unix = HeapAlloc(GetProcessHeap(), 0, len);
if (!hostname_unix)
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
goto fail;
}
WideCharToMultiByte(CP_UNIXCP, 0, hostname, -1, hostname_unix, len, NULL, NULL);
if (!check_hostname(cert, hostname_unix))
{
HeapFree(GetProcessHeap(), 0, hostname_unix);
INTERNET_SetLastError(ERROR_INTERNET_SEC_CERT_CN_INVALID);
goto fail;
}
HeapFree(GetProcessHeap(), 0, hostname_unix);
connection->useSSL = TRUE;
return TRUE;
fail:
if (connection->ssl_s)
{
pSSL_shutdown(connection->ssl_s);
pSSL_free(connection->ssl_s);
connection->ssl_s = NULL;
}
#endif
return FALSE;
}
