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/*
* Copyright (C) 2003-2010 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 "input_init.h"
#include "input_plugin.h"
#include "input_registry.h"
#include "conf.h"
#include "glib_compat.h"
#include <string.h>
static inline GQuark
input_quark(void)
{
return g_quark_from_static_string("input");
}
/**
* Find the "input" configuration block for the specified plugin.
*
* @param plugin_name the name of the input plugin
* @return the configuration block, or NULL if none was configured
*/
static const struct config_param *
input_plugin_config(const char *plugin_name, GError **error_r)
{
const struct config_param *param = NULL;
while ((param = config_get_next_param(CONF_INPUT, param)) != NULL) {
const char *name =
config_get_block_string(param, "plugin", NULL);
if (name == NULL) {
g_set_error(error_r, input_quark(), 0,
"input configuration without 'plugin' name in line %d",
param->line);
return NULL;
}
if (strcmp(name, plugin_name) == 0)
return param;
}
return NULL;
}
bool
input_stream_global_init(GError **error_r)
{
GError *error = NULL;
for (unsigned i = 0; input_plugins[i] != NULL; ++i) {
const struct input_plugin *plugin = input_plugins[i];
const struct config_param *param =
input_plugin_config(plugin->name, &error);
if (param == NULL && error != NULL) {
g_propagate_error(error_r, error);
return false;
}
if (!config_get_block_bool(param, "enabled", true))
/* the plugin is disabled in mpd.conf */
continue;
if (plugin->init == NULL || plugin->init(param, &error))
input_plugins_enabled[i] = true;
else {
g_propagate_prefixed_error(error_r, error,
"Failed to initialize input plugin '%s': ",
plugin->name);
return false;
}
}
return true;
}
void input_stream_global_finish(void)
{
for (unsigned i = 0; input_plugins[i] != NULL; ++i)
if (input_plugins_enabled[i] &&
input_plugins[i]->finish != NULL)
input_plugins[i]->finish();
}
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