aboutsummaryrefslogtreecommitdiffstats
path: root/src/ClientProcess.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'src/ClientProcess.cxx')
-rw-r--r--src/ClientProcess.cxx135
1 files changed, 135 insertions, 0 deletions
diff --git a/src/ClientProcess.cxx b/src/ClientProcess.cxx
new file mode 100644
index 000000000..bcd20d1b7
--- /dev/null
+++ b/src/ClientProcess.cxx
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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.
+ */
+
+#include "config.h"
+#include "ClientInternal.hxx"
+#include "protocol/Result.hxx"
+#include "AllCommands.hxx"
+
+#include <string.h>
+
+#define CLIENT_LIST_MODE_BEGIN "command_list_begin"
+#define CLIENT_LIST_OK_MODE_BEGIN "command_list_ok_begin"
+#define CLIENT_LIST_MODE_END "command_list_end"
+
+static enum command_return
+client_process_command_list(Client *client, bool list_ok,
+ std::list<std::string> &&list)
+{
+ enum command_return ret = COMMAND_RETURN_OK;
+ unsigned num = 0;
+
+ for (auto &&i : list) {
+ char *cmd = &*i.begin();
+
+ g_debug("command_process_list: process command \"%s\"",
+ cmd);
+ ret = command_process(client, num++, cmd);
+ g_debug("command_process_list: command returned %i", ret);
+ if (ret != COMMAND_RETURN_OK || client->IsExpired())
+ break;
+ else if (list_ok)
+ client_puts(client, "list_OK\n");
+ }
+
+ return ret;
+}
+
+enum command_return
+client_process_line(Client *client, char *line)
+{
+ enum command_return ret;
+
+ if (strcmp(line, "noidle") == 0) {
+ if (client->idle_waiting) {
+ /* send empty idle response and leave idle mode */
+ client->idle_waiting = false;
+ command_success(client);
+ }
+
+ /* do nothing if the client wasn't idling: the client
+ has already received the full idle response from
+ client_idle_notify(), which he can now evaluate */
+
+ return COMMAND_RETURN_OK;
+ } else if (client->idle_waiting) {
+ /* during idle mode, clients must not send anything
+ except "noidle" */
+ g_warning("[%u] command \"%s\" during idle",
+ client->num, line);
+ return COMMAND_RETURN_CLOSE;
+ }
+
+ if (client->cmd_list.IsActive()) {
+ if (strcmp(line, CLIENT_LIST_MODE_END) == 0) {
+ g_debug("[%u] process command list",
+ client->num);
+
+ auto &&cmd_list = client->cmd_list.Commit();
+
+ ret = client_process_command_list(client,
+ client->cmd_list.IsOKMode(),
+ std::move(cmd_list));
+ g_debug("[%u] process command "
+ "list returned %i", client->num, ret);
+
+ if (ret == COMMAND_RETURN_CLOSE ||
+ client->IsExpired())
+ return COMMAND_RETURN_CLOSE;
+
+ if (ret == COMMAND_RETURN_OK)
+ command_success(client);
+
+ client->cmd_list.Reset();
+ } else {
+ if (!client->cmd_list.Add(line)) {
+ g_warning("[%u] command list size "
+ "is larger than the max (%lu)",
+ client->num,
+ (unsigned long)client_max_command_list_size);
+ return COMMAND_RETURN_CLOSE;
+ }
+
+ ret = COMMAND_RETURN_OK;
+ }
+ } else {
+ if (strcmp(line, CLIENT_LIST_MODE_BEGIN) == 0) {
+ client->cmd_list.Begin(false);
+ ret = COMMAND_RETURN_OK;
+ } else if (strcmp(line, CLIENT_LIST_OK_MODE_BEGIN) == 0) {
+ client->cmd_list.Begin(true);
+ ret = COMMAND_RETURN_OK;
+ } else {
+ g_debug("[%u] process command \"%s\"",
+ client->num, line);
+ ret = command_process(client, 0, line);
+ g_debug("[%u] command returned %i",
+ client->num, ret);
+
+ if (ret == COMMAND_RETURN_CLOSE ||
+ client->IsExpired())
+ return COMMAND_RETURN_CLOSE;
+
+ if (ret == COMMAND_RETURN_OK)
+ command_success(client);
+ }
+ }
+
+ return ret;
+}