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ladish/daemon/control.c

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/* -*- Mode: C ; c-basic-offset: 2 -*- */
/*
* LADI Session Handler (ladish)
*
* Copyright (C) 2008,2009,2010,2011,2012 Nedko Arnaudov <nedko@arnaudov.name>
* Copyright (C) 2008 Juuso Alasuutari <juuso.alasuutari@gmail.com>
*
**************************************************************************
* This file contains code of the D-Bus control interface helpers
**************************************************************************
*
* LADI Session Handler 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.
*
* LADI Session Handler 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 LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
* or write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "common.h"
#include "studio.h"
#include "control.h"
#include "../dbus_constants.h"
#include "cmd.h"
#include "room.h"
#include "../lib/wkports.h"
#include "../proxies/conf_proxy.h"
#include "conf.h"
#define INTERFACE_NAME IFACE_CONTROL
/* 805e485f-65e4-4c37-a959-2a3b60b3c270 */
UUID_DEFINE(empty_room,0x80,0x5E,0x48,0x5F,0x65,0xE4,0x4C,0x37,0xA9,0x59,0x2A,0x3B,0x60,0xB3,0xC2,0x70);
/* c603f2a0-d96a-493e-a8cf-55581d950aa9 */
UUID_DEFINE(basic_room,0xC6,0x03,0xF2,0xA0,0xD9,0x6A,0x49,0x3E,0xA8,0xCF,0x55,0x58,0x1D,0x95,0x0A,0xA9);
/* f3c6070d-e60f-4449-8b62-8c232df3eb2c */
/* room with 4 audio capture ports, 4 audio playback ports, 2 midi capture ports and 2 midi playback ports */
UUID_DEFINE(router_4x4x2x2_room,0xF3,0xC6,0x07,0x0D,0xE6,0x0F,0x44,0x49,0x8B,0x62,0x8C,0x23,0x2D,0xF3,0xEB,0x2C);
/* a791a5f7-a6a2-44d5-9113-9115960300a4 */
/* room with 10 audio capture ports, 10 audio playback ports, 4 midi capture ports and 4 midi playback ports */
UUID_DEFINE(router_10x10x4x4_room,0xA7,0x91,0xA5,0xF7,0xA6,0xA2,0x44,0xD5,0x91,0x13,0x91,0x15,0x96,0x03,0x00,0xA4);
/* 42d580f4-c5e5-4909-bc65-dfd96b3cbfce */
/* room with 40 audio capture ports, 40 audio playback ports, 16 midi capture ports and 16 midi playback ports */
UUID_DEFINE(router_40x40x16x16_room,0x42,0xD5,0x80,0xF4,0xC5,0xE5,0x49,0x09,0xBC,0x65,0xDF,0xD9,0x6B,0x3C,0xBF,0xCE);
const unsigned char * ladish_wkport_router_audio_capture[] =
{
ladish_wkport_router_audio_capture_1,
ladish_wkport_router_audio_capture_2,
ladish_wkport_router_audio_capture_3,
ladish_wkport_router_audio_capture_4,
ladish_wkport_router_audio_capture_5,
ladish_wkport_router_audio_capture_6,
ladish_wkport_router_audio_capture_7,
ladish_wkport_router_audio_capture_8,
ladish_wkport_router_audio_capture_9,
ladish_wkport_router_audio_capture_10,
ladish_wkport_router_audio_capture_11,
ladish_wkport_router_audio_capture_12,
ladish_wkport_router_audio_capture_13,
ladish_wkport_router_audio_capture_14,
ladish_wkport_router_audio_capture_15,
ladish_wkport_router_audio_capture_16,
ladish_wkport_router_audio_capture_17,
ladish_wkport_router_audio_capture_18,
ladish_wkport_router_audio_capture_19,
ladish_wkport_router_audio_capture_20,
ladish_wkport_router_audio_capture_21,
ladish_wkport_router_audio_capture_22,
ladish_wkport_router_audio_capture_23,
ladish_wkport_router_audio_capture_24,
ladish_wkport_router_audio_capture_25,
ladish_wkport_router_audio_capture_26,
ladish_wkport_router_audio_capture_27,
ladish_wkport_router_audio_capture_28,
ladish_wkport_router_audio_capture_29,
ladish_wkport_router_audio_capture_30,
ladish_wkport_router_audio_capture_31,
ladish_wkport_router_audio_capture_32,
ladish_wkport_router_audio_capture_33,
ladish_wkport_router_audio_capture_34,
ladish_wkport_router_audio_capture_35,
ladish_wkport_router_audio_capture_36,
ladish_wkport_router_audio_capture_37,
ladish_wkport_router_audio_capture_38,
ladish_wkport_router_audio_capture_39,
ladish_wkport_router_audio_capture_40,
};
const unsigned char * ladish_wkport_router_audio_playback[] =
{
ladish_wkport_router_audio_playback_1,
ladish_wkport_router_audio_playback_2,
ladish_wkport_router_audio_playback_3,
ladish_wkport_router_audio_playback_4,
ladish_wkport_router_audio_playback_5,
ladish_wkport_router_audio_playback_6,
ladish_wkport_router_audio_playback_7,
ladish_wkport_router_audio_playback_8,
ladish_wkport_router_audio_playback_9,
ladish_wkport_router_audio_playback_10,
ladish_wkport_router_audio_playback_11,
ladish_wkport_router_audio_playback_12,
ladish_wkport_router_audio_playback_13,
ladish_wkport_router_audio_playback_14,
ladish_wkport_router_audio_playback_15,
ladish_wkport_router_audio_playback_16,
ladish_wkport_router_audio_playback_17,
ladish_wkport_router_audio_playback_18,
ladish_wkport_router_audio_playback_19,
ladish_wkport_router_audio_playback_20,
ladish_wkport_router_audio_playback_21,
ladish_wkport_router_audio_playback_22,
ladish_wkport_router_audio_playback_23,
ladish_wkport_router_audio_playback_24,
ladish_wkport_router_audio_playback_25,
ladish_wkport_router_audio_playback_26,
ladish_wkport_router_audio_playback_27,
ladish_wkport_router_audio_playback_28,
ladish_wkport_router_audio_playback_29,
ladish_wkport_router_audio_playback_30,
ladish_wkport_router_audio_playback_31,
ladish_wkport_router_audio_playback_32,
ladish_wkport_router_audio_playback_33,
ladish_wkport_router_audio_playback_34,
ladish_wkport_router_audio_playback_35,
ladish_wkport_router_audio_playback_36,
ladish_wkport_router_audio_playback_37,
ladish_wkport_router_audio_playback_38,
ladish_wkport_router_audio_playback_39,
ladish_wkport_router_audio_playback_40,
};
const unsigned char * ladish_wkport_router_midi_capture[] =
{
ladish_wkport_router_midi_capture_1,
ladish_wkport_router_midi_capture_2,
ladish_wkport_router_midi_capture_3,
ladish_wkport_router_midi_capture_4,
ladish_wkport_router_midi_capture_5,
ladish_wkport_router_midi_capture_6,
ladish_wkport_router_midi_capture_7,
ladish_wkport_router_midi_capture_8,
ladish_wkport_router_midi_capture_9,
ladish_wkport_router_midi_capture_10,
ladish_wkport_router_midi_capture_11,
ladish_wkport_router_midi_capture_12,
ladish_wkport_router_midi_capture_13,
ladish_wkport_router_midi_capture_14,
ladish_wkport_router_midi_capture_15,
ladish_wkport_router_midi_capture_16,
};
const unsigned char * ladish_wkport_router_midi_playback[] =
{
ladish_wkport_router_midi_playback_1,
ladish_wkport_router_midi_playback_2,
ladish_wkport_router_midi_playback_3,
ladish_wkport_router_midi_playback_4,
ladish_wkport_router_midi_playback_5,
ladish_wkport_router_midi_playback_6,
ladish_wkport_router_midi_playback_7,
ladish_wkport_router_midi_playback_8,
ladish_wkport_router_midi_playback_9,
ladish_wkport_router_midi_playback_10,
ladish_wkport_router_midi_playback_11,
ladish_wkport_router_midi_playback_12,
ladish_wkport_router_midi_playback_13,
ladish_wkport_router_midi_playback_14,
ladish_wkport_router_midi_playback_15,
ladish_wkport_router_midi_playback_16,
};
static struct list_head g_room_templates;
static bool create_empty_room_template(const uuid_t uuid_ptr, const char * name, ladish_room_handle * room_ptr)
{
if (!ladish_room_create_template(uuid_ptr, name, room_ptr))
{
log_error("ladish_room_create_template() failed for room template \"%s\".", name);
return false;
}
return true;
}
struct room_descriptor
{
const char * name;
ladish_room_handle room;
ladish_graph_handle graph;
ladish_client_handle capture;
ladish_client_handle playback;
};
static
bool
create_room_template(
const uuid_t uuid_ptr,
const char * name,
struct room_descriptor * room_descriptor_ptr)
{
ladish_room_handle room;
ladish_graph_handle graph;
ladish_client_handle capture;
ladish_client_handle playback;
if (!create_empty_room_template(uuid_ptr, name, &room))
{
log_error("ladish_room_create() failed for room template \"%s\".", name);
goto fail;
}
graph = ladish_room_get_graph(room);
if (!ladish_client_create(ladish_wkclient_capture, &capture))
{
log_error("ladish_client_create() failed to create capture client to room template \"%s\".", name);
goto fail_destroy;
}
if (!ladish_graph_add_client(graph, capture, "Capture", false))
{
log_error("ladish_graph_add_client() failed to add capture client to room template \"%s\".", name);
goto fail_destroy;
}
if (!ladish_client_create(ladish_wkclient_playback, &playback))
{
log_error("ladish_client_create() failed to create playback client to room template \"%s\".", name);
goto fail_destroy;
}
if (!ladish_graph_add_client(graph, playback, "Playback", false))
{
log_error("ladish_graph_add_client() failed to add playback client to room template \"%s\".", name);
goto fail_destroy;
}
room_descriptor_ptr->name = ladish_room_get_name(room);
room_descriptor_ptr->room = room;
room_descriptor_ptr->graph = graph;
room_descriptor_ptr->capture = capture;
room_descriptor_ptr->playback = playback;
return true;
fail_destroy:
ladish_room_destroy(room); /* this will destroy the graph clients as well */
fail:
return false;
}
static
bool
create_room_template_port(
struct room_descriptor * room_descriptor_ptr,
const uuid_t uuid_ptr,
const char * name,
uint32_t type,
uint32_t flags)
{
ladish_port_handle port;
bool playback;
ladish_client_handle client;
playback = JACKDBUS_PORT_IS_INPUT(flags);
ASSERT(playback || JACKDBUS_PORT_IS_OUTPUT(flags)); /* playback or capture */
ASSERT(!(playback && JACKDBUS_PORT_IS_OUTPUT(flags))); /* but not both */
client = playback ? room_descriptor_ptr->playback : room_descriptor_ptr->capture;
if (!ladish_port_create(uuid_ptr, true, &port))
{
log_error("Creation of room template \"%s\" %s port \"%s\" failed.", room_descriptor_ptr->name, playback ? "playback" : "capture", name);
return false;
}
if (!ladish_graph_add_port(room_descriptor_ptr->graph, client, port, name, type, flags, false))
{
log_error("Adding of room template \"%s\" %s port \"%s\" to graph failed.", room_descriptor_ptr->name, playback ? "playback" : "capture", name);
ladish_port_destroy(port);
return false;
}
return true;
}
#define ADD_ROUTER_PORT(index, prefix, uuid_ptr, protocol, flags) \
sprintf(port_name_buffer, prefix "%u", index + 1); \
if (!create_room_template_port( \
&room_descriptor, \
uuid_ptr, \
port_name_buffer, \
protocol, \
flags)) \
{ \
goto fail; \
}
void
create_router_room_template(
const uuid_t uuid_ptr,
const char * name,
unsigned int audio_capture,
unsigned int audio_playback,
unsigned int midi_capture,
unsigned int midi_playback)
{
struct room_descriptor room_descriptor;
char port_name_buffer[100];
unsigned int i;
if (create_room_template(uuid_ptr, name, &room_descriptor))
{
for (i = 0; i < audio_capture; i++)
{
ADD_ROUTER_PORT(i, "audio_capture_", ladish_wkport_router_audio_capture[i], JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_OUTPUT);
}
for (i = 0; i < audio_playback; i++)
{
ADD_ROUTER_PORT(i, "audio_playback_", ladish_wkport_router_audio_playback[i], JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_INPUT);
}
for (i = 0; i < midi_capture; i++)
{
ADD_ROUTER_PORT(i, "midi_capture_", ladish_wkport_router_midi_capture[i], JACKDBUS_PORT_TYPE_MIDI, JACKDBUS_PORT_FLAG_OUTPUT);
}
for (i = 0; i < midi_playback; i++)
{
ADD_ROUTER_PORT(i, "midi_playback_", ladish_wkport_router_midi_playback[i], JACKDBUS_PORT_TYPE_MIDI, JACKDBUS_PORT_FLAG_INPUT);
}
list_add_tail(ladish_room_get_list_node(room_descriptor.room), &g_room_templates);
}
return;
fail:
ladish_room_destroy(room_descriptor.room); /* this will destroy the graph clients and ports as well */
}
#undef ADD_ROUTER_PORT
void create_builtin_room_templates(void)
{
struct room_descriptor room_descriptor;
#if 0 /* the empty template is useless until there is a functionality to add new room ports */
if (create_empty_room_template(empty_room, "Empty", &room_descriptor.room))
{
list_add_tail(ladish_room_get_list_node(room_descriptor.room), &g_room_templates);
}
#endif
if (create_room_template(basic_room, "Basic", &room_descriptor))
{
if (!create_room_template_port(&room_descriptor, ladish_wkport_capture_left, "Left", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_OUTPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_capture_right, "Right", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_OUTPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_midi_capture, "MIDI", JACKDBUS_PORT_TYPE_MIDI, JACKDBUS_PORT_FLAG_OUTPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_playback_left, "Left", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_INPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_playback_right, "Right", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_INPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_monitor_left, "Monitor Left", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_INPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_monitor_right, "Monitor Right", JACKDBUS_PORT_TYPE_AUDIO, JACKDBUS_PORT_FLAG_INPUT))
{
goto fail;
}
if (!create_room_template_port(&room_descriptor, ladish_wkport_midi_playback, "MIDI", JACKDBUS_PORT_TYPE_MIDI, JACKDBUS_PORT_FLAG_INPUT))
{
goto fail;
}
list_add_tail(ladish_room_get_list_node(room_descriptor.room), &g_room_templates);
}
create_router_room_template(router_4x4x2x2_room, "Router 4x4x2x2", 4, 4, 2, 2);
create_router_room_template(router_10x10x4x4_room, "Router 10x10x4x4", 10, 10, 4, 4);
create_router_room_template(router_40x40x16x16_room, "Router 40x40x16x16", 40, 40, 16, 16);
return;
fail:
ladish_room_destroy(room_descriptor.room); /* this will destroy the graph clients and ports as well */
}
void create_room_templates(void)
{
create_builtin_room_templates();
}
void maybe_create_room_templates(void)
{
if (list_empty(&g_room_templates))
{
create_room_templates();
}
}
bool room_templates_init(void)
{
INIT_LIST_HEAD(&g_room_templates);
return true;
}
void room_templates_uninit(void)
{
struct list_head * node_ptr;
ladish_room_handle room;
while (!list_empty(&g_room_templates))
{
node_ptr = g_room_templates.next;
list_del(node_ptr);
room = ladish_room_from_list_node(node_ptr);
ladish_room_destroy(room);
}
}
bool room_templates_enum(void * context, bool (* callback)(void * context, ladish_room_handle room))
{
struct list_head * node_ptr;
maybe_create_room_templates();
list_for_each(node_ptr, &g_room_templates)
{
if (!callback(context, ladish_room_from_list_node(node_ptr)))
{
return false;
}
}
return true;
}
ladish_room_handle find_room_template_by_name(const char * name)
{
ladish_room_handle room;
struct list_head * node_ptr;
maybe_create_room_templates();
list_for_each(node_ptr, &g_room_templates)
{
room = ladish_room_from_list_node(node_ptr);
if (strcmp(ladish_room_get_name(room), name) == 0)
{
return room;
}
}
return NULL;
}
ladish_room_handle find_room_template_by_uuid(const uuid_t uuid_ptr)
{
ladish_room_handle room;
struct list_head * node_ptr;
uuid_t uuid;
maybe_create_room_templates();
list_for_each(node_ptr, &g_room_templates)
{
room = ladish_room_from_list_node(node_ptr);
ladish_room_get_uuid(room, uuid);
if (uuid_compare(uuid, uuid_ptr) == 0)
{
return room;
}
}
return NULL;
}
static void ladish_is_studio_loaded(struct cdbus_method_call * call_ptr)
{
DBusMessageIter iter;
dbus_bool_t is_loaded;
is_loaded = ladish_studio_is_loaded();
call_ptr->reply = dbus_message_new_method_return(call_ptr->message);
if (call_ptr->reply == NULL)
{
goto fail;
}
dbus_message_iter_init_append(call_ptr->reply, &iter);
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &is_loaded))
{
goto fail_unref;
}
return;
fail_unref:
dbus_message_unref(call_ptr->reply);
call_ptr->reply = NULL;
fail:
log_error("Ran out of memory trying to construct method return");
}
#define array_iter_ptr ((DBusMessageIter *)context)
static bool get_studio_list_callback(void * UNUSED(call_ptr), void * context, const char * studio, uint32_t modtime)
{
DBusMessageIter struct_iter;
DBusMessageIter dict_iter;
bool ret;
ret = false;
if (!dbus_message_iter_open_container(array_iter_ptr, DBUS_TYPE_STRUCT, NULL, &struct_iter))
goto exit;
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_STRING, &studio))
goto close_struct;
if (!dbus_message_iter_open_container(&struct_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter))
goto close_struct;
/* if (!maybe_add_dict_entry_string(&dict_iter, "Description", xxx)) */
/* goto close_dict; */
if (!cdbus_add_dict_entry_uint32(&dict_iter, "Modification Time", modtime))
goto close_dict;
ret = true;
close_dict:
if (!dbus_message_iter_close_container(&struct_iter, &dict_iter))
ret = false;
close_struct:
if (!dbus_message_iter_close_container(array_iter_ptr, &struct_iter))
ret = false;
exit:
return ret;
}
static void ladish_get_studio_list(struct cdbus_method_call * call_ptr)
{
DBusMessageIter iter, array_iter;
call_ptr->reply = dbus_message_new_method_return(call_ptr->message);
if (call_ptr->reply == NULL)
{
goto fail;
}
dbus_message_iter_init_append(call_ptr->reply, &iter);
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(sa{sv})", &array_iter))
{
goto fail_unref;
}
if (!ladish_studios_iterate(call_ptr, &array_iter, get_studio_list_callback))
{
dbus_message_iter_close_container(&iter, &array_iter);
if (call_ptr->reply == NULL)
goto fail_unref;
/* studios_iterate or get_studio_list_callback() composed error reply */
return;
}
if (!dbus_message_iter_close_container(&iter, &array_iter))
{
goto fail_unref;
}
return;
fail_unref:
dbus_message_unref(call_ptr->reply);
call_ptr->reply = NULL;
fail:
log_error("Ran out of memory trying to construct method return");
}
static void ladish_load_studio(struct cdbus_method_call * call_ptr)
{
const char * name;
bool autostart;
dbus_error_init(&cdbus_g_dbus_error);
if (!dbus_message_get_args(call_ptr->message, &cdbus_g_dbus_error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
{
cdbus_error(call_ptr, DBUS_ERROR_INVALID_ARGS, "Invalid arguments to method \"%s\": %s", call_ptr->method_name, cdbus_g_dbus_error.message);
dbus_error_free(&cdbus_g_dbus_error);
return;
}
log_info("Load studio request (%s)", name);
if (!conf_get_bool(LADISH_CONF_KEY_DAEMON_STUDIO_AUTOSTART, &autostart))
{
autostart = LADISH_CONF_KEY_DAEMON_STUDIO_AUTOSTART_DEFAULT;
}
if (autostart)
{
log_info("Studio will be autostarted upon load");
}
if (ladish_command_load_studio(call_ptr, ladish_studio_get_cmd_queue(), name, autostart))
{
cdbus_method_return_new_void(call_ptr);
}
}
static void ladish_delete_studio(struct cdbus_method_call * call_ptr)
{
const char * name;
dbus_error_init(&cdbus_g_dbus_error);
if (!dbus_message_get_args(call_ptr->message, &cdbus_g_dbus_error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
{
cdbus_error(call_ptr, DBUS_ERROR_INVALID_ARGS, "Invalid arguments to method \"%s\": %s", call_ptr->method_name, cdbus_g_dbus_error.message);
dbus_error_free(&cdbus_g_dbus_error);
return;
}
if (ladish_studio_delete(call_ptr, name))
{
cdbus_method_return_new_void(call_ptr);
}
}
static void ladish_new_studio(struct cdbus_method_call * call_ptr)
{
const char * name;
dbus_error_init(&cdbus_g_dbus_error);
if (!dbus_message_get_args(call_ptr->message, &cdbus_g_dbus_error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
{
cdbus_error(call_ptr, DBUS_ERROR_INVALID_ARGS, "Invalid arguments to method \"%s\": %s", call_ptr->method_name, cdbus_g_dbus_error.message);
dbus_error_free(&cdbus_g_dbus_error);
return;
}
log_info("New studio request (%s)", name);
if (ladish_command_new_studio(call_ptr, ladish_studio_get_cmd_queue(), name))
{
cdbus_method_return_new_void(call_ptr);
}
}
static void ladish_get_application_list(struct cdbus_method_call * call_ptr)
{
DBusMessageIter iter;
DBusMessageIter array_iter;
#if 0
DBusMessageIter struct_iter;
DBusMessageIter dict_iter;
struct list_head * node_ptr;
struct lash_appdb_entry * entry_ptr;
#endif
log_info("Getting applications list");
call_ptr->reply = dbus_message_new_method_return(call_ptr->message);
if (call_ptr->reply == NULL)
{
goto fail;
}
dbus_message_iter_init_append(call_ptr->reply, &iter);
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(sa{sv})", &array_iter))
{
goto fail_unref;
}
#if 0
list_for_each(node_ptr, &g_server->appdb)
{
entry_ptr = list_entry(node_ptr, struct lash_appdb_entry, siblings);
if (!dbus_message_iter_open_container(&array_iter, DBUS_TYPE_STRUCT, NULL, &struct_iter))
goto fail_unref;
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_STRING, (const void *) &entry_ptr->name))
{
dbus_message_iter_close_container(&iter, &array_iter);
goto fail_unref;
}
if (!dbus_message_iter_open_container(&struct_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter))
goto fail_unref;
if (!maybe_add_dict_entry_string(&dict_iter, "GenericName", entry_ptr->generic_name))
goto fail_unref;
if (!maybe_add_dict_entry_string(&dict_iter, "Comment", entry_ptr->comment))
goto fail_unref;
if (!maybe_add_dict_entry_string(&dict_iter, "Icon", entry_ptr->icon))
goto fail_unref;
if (!dbus_message_iter_close_container(&struct_iter, &dict_iter))
goto fail_unref;
if (!dbus_message_iter_close_container(&array_iter, &struct_iter))
goto fail_unref;
}
#endif
if (!dbus_message_iter_close_container(&iter, &array_iter))
{
goto fail_unref;
}
return;
fail_unref:
dbus_message_unref(call_ptr->reply);
call_ptr->reply = NULL;
fail:
return;
}
#define array_iter_ptr ((DBusMessageIter *)context)
bool room_template_list_filler(void * context, ladish_room_handle room)
{
DBusMessageIter struct_iter;
DBusMessageIter dict_iter;
const char * name;
name = ladish_room_get_name(room);
if (!dbus_message_iter_open_container(array_iter_ptr, DBUS_TYPE_STRUCT, NULL, &struct_iter))
return false;
if (!dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_STRING, &name))
return false;
if (!dbus_message_iter_open_container(&struct_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter))
return false;
if (!dbus_message_iter_close_container(&struct_iter, &dict_iter))
return false;
if (!dbus_message_iter_close_container(array_iter_ptr, &struct_iter))
return false;
return true;
}
#undef array_iter_ptr
static void ladish_get_room_template_list(struct cdbus_method_call * call_ptr)
{
DBusMessageIter iter, array_iter;
call_ptr->reply = dbus_message_new_method_return(call_ptr->message);
if (call_ptr->reply == NULL)
{
goto fail;
}
dbus_message_iter_init_append(call_ptr->reply, &iter);
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(sa{sv})", &array_iter))
{
goto fail_unref;
}
if (!room_templates_enum(&array_iter, room_template_list_filler))
{
goto fail_unref;
}
if (!dbus_message_iter_close_container(&iter, &array_iter))
{
goto fail_unref;
}
return;
fail_unref:
dbus_message_unref(call_ptr->reply);
call_ptr->reply = NULL;
fail:
log_error("Ran out of memory trying to construct method return");
}
static void ladish_delete_room_template(struct cdbus_method_call * call_ptr)
{
const char * name;
dbus_error_init(&cdbus_g_dbus_error);
if (!dbus_message_get_args(call_ptr->message, &cdbus_g_dbus_error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
{
cdbus_error(call_ptr, DBUS_ERROR_INVALID_ARGS, "Invalid arguments to method \"%s\": %s", call_ptr->method_name, cdbus_g_dbus_error.message);
dbus_error_free(&cdbus_g_dbus_error);
return;
}
log_info("Delete room request (%s)", name);
{
cdbus_method_return_new_void(call_ptr);
}
}
static void ladish_create_room_template(struct cdbus_method_call * call_ptr)
{
const char * name;
dbus_error_init(&cdbus_g_dbus_error);
if (!dbus_message_get_args(call_ptr->message, &cdbus_g_dbus_error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
{
cdbus_error(call_ptr, DBUS_ERROR_INVALID_ARGS, "Invalid arguments to method \"%s\": %s", call_ptr->method_name, cdbus_g_dbus_error.message);
dbus_error_free(&cdbus_g_dbus_error);
return;
}
log_info("New room request (%s)", name);
{
cdbus_method_return_new_void(call_ptr);
}
}
static void ladish_exit(struct cdbus_method_call * call_ptr)
{
log_info("Exit command received through D-Bus");
if (!ladish_command_exit(NULL, ladish_studio_get_cmd_queue()))
{ /* if queuing of command failed, force exit anyway,
JACK server will be left started,
but refusing exit command is worse */
g_quit = true;
}
cdbus_method_return_new_void(call_ptr);
}
void emit_studio_appeared(void)
{
cdbus_signal_emit(cdbus_g_dbus_connection, CONTROL_OBJECT_PATH, INTERFACE_NAME, "StudioAppeared", "");
}
void emit_studio_disappeared(void)
{
cdbus_signal_emit(cdbus_g_dbus_connection, CONTROL_OBJECT_PATH, INTERFACE_NAME, "StudioDisappeared", "");
}
void emit_queue_execution_halted(void)
{
cdbus_signal_emit(cdbus_g_dbus_connection, CONTROL_OBJECT_PATH, INTERFACE_NAME, "QueueExecutionHalted", "");
}
void emit_clean_exit(void)
{
cdbus_signal_emit(cdbus_g_dbus_connection, CONTROL_OBJECT_PATH, INTERFACE_NAME, "CleanExit", "");
}
CDBUS_METHOD_ARGS_BEGIN(IsStudioLoaded, "Check whether studio D-Bus object is present")
CDBUS_METHOD_ARG_DESCRIBE_OUT("present", "b", "Whether studio D-Bus object is present")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(GetStudioList, "Get list of studios")
CDBUS_METHOD_ARG_DESCRIBE_OUT("studio_list", "a(sa{sv})", "List of studios, name and properties")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(NewStudio, "New studio")
CDBUS_METHOD_ARG_DESCRIBE_IN("studio_name", "s", "Name of studio, if empty name will be generated")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(LoadStudio, "Load studio")
CDBUS_METHOD_ARG_DESCRIBE_IN("studio_name", "s", "Name of studio to load")
CDBUS_METHOD_ARG_DESCRIBE_IN("options", "a{sv}", "Load options")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(DeleteStudio, "Delete studio")
CDBUS_METHOD_ARG_DESCRIBE_IN("studio_name", "s", "Name of studio to delete")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(GetApplicationList, "Get list of applications that can be launched")
CDBUS_METHOD_ARG_DESCRIBE_OUT("applications", "a(sa{sv})", "List of applications, name and properties")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(GetRoomTemplateList, "Get list of room templates")
CDBUS_METHOD_ARG_DESCRIBE_OUT("room_template_list", "a(sa{sv})", "List of room templates (name and properties)")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(CreateRoomTemplate, "New room template")
CDBUS_METHOD_ARG_DESCRIBE_IN("room_template name", "s", "Name of the room template")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(DeleteRoomTemplate, "Delete room template")
CDBUS_METHOD_ARG_DESCRIBE_IN("room_template_name", "s", "Name of room template to delete")
CDBUS_METHOD_ARGS_END
CDBUS_METHOD_ARGS_BEGIN(Exit, "Tell ladish D-Bus service to exit")
CDBUS_METHOD_ARGS_END
CDBUS_METHODS_BEGIN
CDBUS_METHOD_DESCRIBE(IsStudioLoaded, ladish_is_studio_loaded)
CDBUS_METHOD_DESCRIBE(GetStudioList, ladish_get_studio_list)
CDBUS_METHOD_DESCRIBE(NewStudio, ladish_new_studio)
CDBUS_METHOD_DESCRIBE(LoadStudio, ladish_load_studio)
CDBUS_METHOD_DESCRIBE(DeleteStudio, ladish_delete_studio)
CDBUS_METHOD_DESCRIBE(GetApplicationList, ladish_get_application_list)
CDBUS_METHOD_DESCRIBE(GetRoomTemplateList, ladish_get_room_template_list)
CDBUS_METHOD_DESCRIBE(CreateRoomTemplate, ladish_create_room_template)
CDBUS_METHOD_DESCRIBE(DeleteRoomTemplate, ladish_delete_room_template)
CDBUS_METHOD_DESCRIBE(Exit, ladish_exit)
CDBUS_METHODS_END
CDBUS_SIGNAL_ARGS_BEGIN(StudioAppeared, "Studio D-Bus object appeared")
CDBUS_SIGNAL_ARGS_END
CDBUS_SIGNAL_ARGS_BEGIN(StudioDisappeared, "Studio D-Bus object disappeared")
CDBUS_SIGNAL_ARGS_END
CDBUS_SIGNAL_ARGS_BEGIN(QueueExecutionHalted, "Queue execution is halted because of error")
CDBUS_SIGNAL_ARGS_END
CDBUS_SIGNAL_ARGS_BEGIN(CleanExit, "Exit was requested")
CDBUS_SIGNAL_ARGS_END
CDBUS_SIGNALS_BEGIN
CDBUS_SIGNAL_DESCRIBE(StudioAppeared)
CDBUS_SIGNAL_DESCRIBE(StudioDisappeared)
CDBUS_SIGNAL_DESCRIBE(QueueExecutionHalted)
CDBUS_SIGNAL_DESCRIBE(CleanExit)
CDBUS_SIGNALS_END
/*
* Interface description.
*/
CDBUS_INTERFACE_DEFAULT_HANDLER_METHODS_AND_SIGNALS(g_lashd_interface_control, INTERFACE_NAME)
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