TLDKv2dev-next-socket

Signed-off-by: Jianfeng Tan <henry.tjf@antfin.com>
Signed-off-by: Jielong Zhou <jielong.zjl@antfin.com>
Signed-off-by: Jian Zhang <wuzai.zj@antfin.com>
Signed-off-by: Chen Zhao <winters.zc@antfin.com>
Change-Id: I55c39de4c6cd30f991f35631eb507f770230f08e

1 files changed, 80 insertions, 0 deletions

diff --git a/test/packetdrill/socket.c b/test/packetdrill/socket.c
new file mode 100644
index 0000000..74e3723
--- /dev/null
+++ b/test/packetdrill/socket.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2013 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+/*
+ * Author: ncardwell@google.com (Neal Cardwell)
+ *
+ * Implementation for the socket-related state and logic.
+ */
+
+#include "socket.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include "run.h"
+
+void socket_close(struct state *state, struct fd_state *fd)
+{
+	struct socket *socket = fd_to_socket(fd);
+
+	if (fd->live_fd >= 0 && !socket->fd.is_closed) {
+		assert(fd->script_fd >= 0);
+		DEBUGP("closing struct state socket "
+		       "live.fd:%d script.fd:%d\n",
+		       fd->live_fd, fd->script_fd);
+		if (state->so_instance != NULL) {
+			if (state->so_instance->ifc.close(state->so_instance->ifc.userdata, fd->live_fd))
+				die_perror("close");
+		} else {
+			if (close(fd->live_fd))
+				die_perror("close");
+		}
+	}
+	if (socket->protocol == IPPROTO_TCP &&
+	    socket->live.local.port != 0 &&
+	    socket->live.remote.port != 0 &&
+	    !state->config->is_wire_client &&
+	    reset_connection(state, socket)) {
+		die("error reseting connection\n");
+	}
+
+	socket_free(socket);
+}
+
+/* Global info about file descriptors that point to sockets. */
+struct fd_ops socket_ops = {
+	.type = FD_SOCKET,
+	.close = socket_close,
+};
+
+struct socket *socket_new(struct state *state)
+{
+	struct socket *socket = calloc(1, sizeof(struct socket));
+
+	socket->fd.ops = &socket_ops;
+	socket->ts_val_map = hash_map_new(1);
+	state_add_fd(state, to_fd(socket));
+	return socket;
+}
+
+void socket_free(struct socket *socket)
+{
+	hash_map_free(socket->ts_val_map);
+	memset(socket, 0, sizeof(*socket));  /* paranoia to help catch bugs */
+	free(socket);
+}