mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
remove module-jack
It's better to make a replacement client library
This commit is contained in:
Wim Taymans
parent
20e0d8b4ea
commit
5f92c152e3
12 changed files with 0 additions and 5770 deletions
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@ -102,20 +102,6 @@ pipewire_module_audio_dsp = shared_library('pipewire-module-audio-dsp',
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dependencies : [mathlib, dl_lib, rt_lib, pipewire_dep],
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dependencies : [mathlib, dl_lib, rt_lib, pipewire_dep],
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)
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)
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if jack_dep.found()
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pipewire_module_jack = shared_library('pipewire-module-jack',
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[ 'module-jack.c',
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'module-jack/shm.c',
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'module-jack/jack-node.c' ],
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c_args : pipewire_module_c_args,
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include_directories : [configinc, spa_inc],
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link_with : spalib,
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install : true,
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install_dir : modules_install_dir,
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dependencies : [jack_dep, mathlib, dl_lib, rt_lib, pipewire_dep],
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)
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endif
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pipewire_module_suspend_on_idle = shared_library('pipewire-module-suspend-on-idle', [ 'module-suspend-on-idle.c' ],
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pipewire_module_suspend_on_idle = shared_library('pipewire-module-suspend-on-idle', [ 'module-suspend-on-idle.c' ],
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c_args : pipewire_module_c_args,
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c_args : pipewire_module_c_args,
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include_directories : [configinc, spa_inc],
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include_directories : [configinc, spa_inc],
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File diff suppressed because it is too large
Load diff
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@ -1,144 +0,0 @@
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/* PipeWire
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* Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "pipewire/log.h"
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#define USE_POSIX_SHM
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#undef JACK_MONITOR
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#define JACK_DEFAULT_SERVER_NAME "default"
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#define JACK_SOCKET_DIR "/dev/shm"
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#define JACK_SHM_DIR "/dev/shm"
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#define JACK_SERVER_NAME_SIZE 256
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#define JACK_CLIENT_NAME_SIZE 64
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#define JACK_PORT_NAME_SIZE 256
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#define JACK_PORT_TYPE_SIZE 32
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#define JACK_PROTOCOL_VERSION 8
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#define JACK_MESSAGE_SIZE 256
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#define PORT_NUM_MAX 4096
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#define PORT_NUM_FOR_CLIENT 2048
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#define CONNECTION_NUM_FOR_PORT PORT_NUM_FOR_CLIENT
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#define REAL_JACK_PORT_NAME_SIZE JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE
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#define BUFFER_SIZE_MAX 8192
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#define CLIENT_NUM 256
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#define JACK_ENGINE_ROLLING_COUNT 32
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#define JACK_ENGINE_ROLLING_INTERVAL 1024
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#define TIME_POINTS 100000
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#define FAILURE_TIME_POINTS 10000
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#define FAILURE_WINDOW 10
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#define MEASURED_CLIENTS 32
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#define SYNC_MAX_NAME_SIZE 256
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#define JACK_UUID_SIZE 36
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#define JACK_UUID_STRING_SIZE (JACK_UUID_SIZE+1)
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#define JACK_SESSION_COMMAND_SIZE 256
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#define NO_PORT 0xFFFE
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#define EMPTY 0xFFFD
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#define FREE 0xFFFC
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typedef enum {
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JACK_TIMER_SYSTEM_CLOCK,
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JACK_TIMER_HPET,
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} jack_timer_type_t;
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enum jack_request_type {
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jack_request_RegisterPort = 1,
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jack_request_UnRegisterPort = 2,
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jack_request_ConnectPorts = 3,
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jack_request_DisconnectPorts = 4,
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jack_request_SetTimeBaseClient = 5,
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jack_request_ActivateClient = 6,
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jack_request_DeactivateClient = 7,
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jack_request_DisconnectPort = 8,
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jack_request_SetClientCapabilities = 9,
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jack_request_GetPortConnections = 10,
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jack_request_GetPortNConnections = 11,
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jack_request_ReleaseTimebase = 12,
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jack_request_SetTimebaseCallback = 13,
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jack_request_SetBufferSize = 20,
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jack_request_SetFreeWheel = 21,
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jack_request_ClientCheck = 22,
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jack_request_ClientOpen = 23,
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jack_request_ClientClose = 24,
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jack_request_ConnectNamePorts = 25,
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jack_request_DisconnectNamePorts = 26,
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jack_request_GetInternalClientName = 27,
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jack_request_InternalClientHandle = 28,
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jack_request_InternalClientLoad = 29,
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jack_request_InternalClientUnload = 30,
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jack_request_PortRename = 31,
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jack_request_Notification = 32,
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jack_request_SessionNotify = 33,
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jack_request_SessionReply = 34,
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jack_request_GetClientByUUID = 35,
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jack_request_ReserveClientName = 36,
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jack_request_GetUUIDByClient = 37,
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jack_request_ClientHasSessionCallback = 38,
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jack_request_ComputeTotalLatencies = 39
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};
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enum jack_notification_type {
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jack_notify_AddClient = 0,
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jack_notify_RemoveClient = 1,
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jack_notify_ActivateClient = 2,
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jack_notify_XRunCallback = 3,
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jack_notify_GraphOrderCallback = 4,
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jack_notify_BufferSizeCallback = 5,
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jack_notify_SampleRateCallback = 6,
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jack_notify_StartFreewheelCallback = 7,
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jack_notify_StopFreewheelCallback = 8,
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jack_notify_PortRegistrationOnCallback = 9,
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jack_notify_PortRegistrationOffCallback = 10,
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jack_notify_PortConnectCallback = 11,
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jack_notify_PortDisconnectCallback = 12,
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jack_notify_PortRenameCallback = 13,
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jack_notify_RealTimeCallback = 14,
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jack_notify_ShutDownCallback = 15,
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jack_notify_QUIT = 16,
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jack_notify_SessionCallback = 17,
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jack_notify_LatencyCallback = 18,
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jack_notify_max = 64 // To keep some room in JackClientControl fCallback table
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};
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#define kActivateClient_size (2*sizeof(int))
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#define kDeactivateClient_size (sizeof(int))
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#define kSetTimebaseCallback_size (sizeof(int) + sizeof(int))
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#define kRegisterPort_size (sizeof(int) + JACK_PORT_NAME_SIZE+1 + JACK_PORT_TYPE_SIZE+1 + 2*sizeof(unsigned int))
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#define kClientCheck_size (JACK_CLIENT_NAME_SIZE+1 + 4 * sizeof(int))
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#define kClientOpen_size (JACK_CLIENT_NAME_SIZE+1 + 2 * sizeof(int))
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#define kClientClose_size (sizeof(int))
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#define kConnectNamePorts_size (sizeof(int) + REAL_JACK_PORT_NAME_SIZE+1 + REAL_JACK_PORT_NAME_SIZE+1)
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#define kDisconnectNamePorts_size (sizeof(int) + REAL_JACK_PORT_NAME_SIZE+1 + REAL_JACK_PORT_NAME_SIZE+1)
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#define kGetUUIDByClient_size (JACK_CLIENT_NAME_SIZE+1)
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#define CheckRead(var,size) if(read(client->fd,var,size)!=size) {pw_log_error("read error"); return -1; }
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#define CheckWrite(var,size) if(send(client->fd,var,size,MSG_NOSIGNAL)!=size) {pw_log_error("write error"); return -1; }
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#define CheckSize(expected) { int __size; CheckRead(&__size, sizeof(int)); if (__size != expected) { pw_log_error("CheckSize error size %d != %d", __size, (int)expected); return -1; } }
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#define jack_error pw_log_error
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#define jack_log pw_log_info
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File diff suppressed because it is too large
Load diff
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@ -1,134 +0,0 @@
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/* PipeWire
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* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __PIPEWIRE_JACK_NODE_H__
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#define __PIPEWIRE_JACK_NODE_H__
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#include <pipewire/node.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct pw_jack_port;
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struct pw_jack_node {
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struct pw_node *node;
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struct pw_core *core;
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struct jack_server *server;
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struct jack_client_control *control;
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struct pw_jack_port *driver_out;
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struct pw_jack_port *driver_in;
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struct spa_list graph_link;
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void *user_data;
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};
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struct pw_jack_node_events {
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#define PW_VERSION_JACK_NODE_EVENTS 0
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uint32_t version;
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void (*destroy) (void *data);
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void (*free) (void *data);
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/** the state of the node changed */
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void (*state_changed) (void *data, enum pw_node_state old,
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enum pw_node_state state, const char *error);
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void (*pull) (void *data);
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void (*push) (void *data);
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};
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struct pw_jack_port {
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struct pw_jack_node *node;
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enum pw_direction direction;
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struct pw_port *port;
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jack_port_id_t port_id;
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struct jack_port *jack_port;
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float *ptr;
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void *user_data;
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};
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struct pw_jack_port_events {
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#define PW_VERSION_JACK_PORT_EVENTS 0
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uint32_t version;
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void (*destroy) (void *data);
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void (*free) (void *data);
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};
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struct pw_jack_node *
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pw_jack_node_new(struct pw_core *core,
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struct pw_global *parent,
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struct jack_server *server,
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const char *name,
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int pid,
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struct pw_properties *properties,
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size_t user_data_size);
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struct pw_jack_node *
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pw_jack_driver_new(struct pw_core *core,
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struct pw_global *parent,
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struct jack_server *server,
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const char *name,
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int n_capture_channels,
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int n_playback_channels,
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struct pw_properties *properties,
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size_t user_data_size);
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void
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pw_jack_node_destroy(struct pw_jack_node *node);
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void pw_jack_node_add_listener(struct pw_jack_node *node,
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struct spa_hook *listener,
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const struct pw_jack_node_events *events,
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void *data);
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struct pw_jack_port *
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pw_jack_node_add_port(struct pw_jack_node *node,
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const char *name,
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const char *type,
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unsigned int flags,
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size_t user_data_size);
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void pw_jack_port_add_listener(struct pw_jack_port *port,
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struct spa_hook *listener,
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const struct pw_jack_port_events *events,
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void *data);
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struct pw_jack_port *
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pw_jack_node_find_port(struct pw_jack_node *node,
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enum pw_direction direction,
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jack_port_id_t port_id);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PIPEWIRE_JACK_NODE_H__ */
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@ -1,28 +0,0 @@
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/* PipeWire
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* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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|
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* modify it under the terms of the GNU Library General Public
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||||||
* License as published by the Free Software Foundation; either
|
|
||||||
* version 2 of the License, or (at your option) any later version.
|
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*
|
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* This library 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
|
|
||||||
* Library General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU Library General Public
|
|
||||||
* License along with this library; if not, write to the
|
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||||||
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <jack/jack.h>
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#include <jack/session.h>
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#include "modules/module-jack/defs.h"
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#include "modules/module-jack/synchro.h"
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#include "modules/module-jack/shm.h"
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#include "modules/module-jack/shared.h"
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#include "modules/module-jack/port.h"
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#include "modules/module-jack/server.h"
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@ -1,28 +0,0 @@
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/* PipeWire
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* Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
|
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||||||
* modify it under the terms of the GNU Library General Public
|
|
||||||
* License as published by the Free Software Foundation; either
|
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* version 2 of the License, or (at your option) any later version.
|
|
||||||
*
|
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||||||
* This library 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
|
|
||||||
* Library General Public License for more details.
|
|
||||||
*
|
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||||||
* You should have received a copy of the GNU Library General Public
|
|
||||||
* License along with this library; if not, write to the
|
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||||||
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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||||||
* Boston, MA 02110-1301, USA.
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*/
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static inline jack_port_type_id_t
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jack_port_get_type_id(const char *type)
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{
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if (strcmp(type, JACK_DEFAULT_AUDIO_TYPE) == 0)
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return 0;
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else if (strcmp(type, JACK_DEFAULT_MIDI_TYPE) == 0)
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return 1;
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return 2;
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}
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@ -1,67 +0,0 @@
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/* PipeWire
|
|
||||||
* Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
|
|
||||||
*
|
|
||||||
* This library is free software; you can redistribute it and/or
|
|
||||||
* modify it under the terms of the GNU Library General Public
|
|
||||||
* License as published by the Free Software Foundation; either
|
|
||||||
* version 2 of the License, or (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This library 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
|
|
||||||
* Library General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU Library General Public
|
|
||||||
* License along with this library; if not, write to the
|
|
||||||
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
||||||
* Boston, MA 02110-1301, USA.
|
|
||||||
*/
|
|
||||||
|
|
||||||
struct jack_server;
|
|
||||||
|
|
||||||
struct jack_client {
|
|
||||||
struct spa_list link;
|
|
||||||
void *data;
|
|
||||||
struct client *owner;
|
|
||||||
struct pw_jack_node *node;
|
|
||||||
int fd; /* notify fd */
|
|
||||||
struct spa_hook node_listener;
|
|
||||||
struct spa_list client_link;
|
|
||||||
bool activated;
|
|
||||||
bool realtime;
|
|
||||||
};
|
|
||||||
|
|
||||||
struct jack_server {
|
|
||||||
pthread_mutex_t lock;
|
|
||||||
|
|
||||||
bool promiscuous;
|
|
||||||
|
|
||||||
struct jack_graph_manager *graph_manager;
|
|
||||||
struct jack_engine_control *engine_control;
|
|
||||||
|
|
||||||
struct jack_client* client_table[CLIENT_NUM];
|
|
||||||
struct jack_synchro synchro_table[CLIENT_NUM];
|
|
||||||
|
|
||||||
int audio_ref_num;
|
|
||||||
int freewheel_ref_num;
|
|
||||||
|
|
||||||
struct pw_jack_node *audio_node;
|
|
||||||
int audio_used;
|
|
||||||
};
|
|
||||||
|
|
||||||
static inline int
|
|
||||||
jack_server_allocate_ref_num(struct jack_server *server)
|
|
||||||
{
|
|
||||||
int i;
|
|
||||||
|
|
||||||
for (i = 0; i < CLIENT_NUM; i++)
|
|
||||||
if (server->client_table[i] == NULL)
|
|
||||||
return i;
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline void
|
|
||||||
jack_server_free_ref_num(struct jack_server *server, int ref_num)
|
|
||||||
{
|
|
||||||
server->client_table[ref_num] = NULL;
|
|
||||||
}
|
|
||||||
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
|
|
@ -1,216 +0,0 @@
|
||||||
/* This module provides a set of abstract shared memory interfaces
|
|
||||||
* with support using both System V and POSIX shared memory
|
|
||||||
* implementations. The code is divided into three sections:
|
|
||||||
*
|
|
||||||
* - common (interface-independent) code
|
|
||||||
* - POSIX implementation
|
|
||||||
* - System V implementation
|
|
||||||
* - Windows implementation
|
|
||||||
*
|
|
||||||
* The implementation used is determined by whether USE_POSIX_SHM was
|
|
||||||
* set in the ./configure step.
|
|
||||||
*/
|
|
||||||
|
|
||||||
/*
|
|
||||||
Copyright (C) 2001-2003 Paul Davis
|
|
||||||
Copyright (C) 2005-2012 Grame
|
|
||||||
|
|
||||||
This program is free software; you can redistribute it and/or modify
|
|
||||||
it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
|
|
||||||
|
|
||||||
You should have received a copy of the GNU Lesser General Public License
|
|
||||||
along with this program; if not, write to the Free Software
|
|
||||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
||||||
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef __jack_shm_h__
|
|
||||||
#define __jack_shm_h__
|
|
||||||
|
|
||||||
#include <limits.h>
|
|
||||||
#include <sys/types.h>
|
|
||||||
|
|
||||||
#include <jack/types.h>
|
|
||||||
|
|
||||||
#define TRUE 1
|
|
||||||
#define FALSE 0
|
|
||||||
|
|
||||||
#ifdef __cplusplus
|
|
||||||
extern "C"
|
|
||||||
{
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#define MAX_SERVERS 8 /* maximum concurrent servers */
|
|
||||||
#define MAX_SHM_ID 256 /* generally about 16 per server */
|
|
||||||
#define JACK_SHM_MAGIC 0x4a41434b /* shm magic number: "JACK" */
|
|
||||||
#define JACK_SHM_NULL_INDEX -1 /* NULL SHM index */
|
|
||||||
#define JACK_SHM_REGISTRY_INDEX -2 /* pseudo SHM index for registry */
|
|
||||||
|
|
||||||
|
|
||||||
/* On Mac OS X, SHM_NAME_MAX is the maximum length of a shared memory
|
|
||||||
* segment name (instead of NAME_MAX or PATH_MAX as defined by the
|
|
||||||
* standard).
|
|
||||||
*/
|
|
||||||
#ifdef USE_POSIX_SHM
|
|
||||||
|
|
||||||
#ifndef NAME_MAX
|
|
||||||
#define NAME_MAX 255
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifndef SHM_NAME_MAX
|
|
||||||
#define SHM_NAME_MAX NAME_MAX
|
|
||||||
#endif
|
|
||||||
typedef char shm_name_t[SHM_NAME_MAX];
|
|
||||||
typedef shm_name_t jack_shm_id_t;
|
|
||||||
|
|
||||||
#elif WIN32
|
|
||||||
#define NAME_MAX 255
|
|
||||||
#ifndef SHM_NAME_MAX
|
|
||||||
#define SHM_NAME_MAX NAME_MAX
|
|
||||||
#endif
|
|
||||||
typedef char shm_name_t[SHM_NAME_MAX];
|
|
||||||
typedef shm_name_t jack_shm_id_t;
|
|
||||||
|
|
||||||
#elif __ANDROID__
|
|
||||||
|
|
||||||
#ifndef NAME_MAX
|
|
||||||
#define NAME_MAX 255
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifndef SHM_NAME_MAX
|
|
||||||
#define SHM_NAME_MAX NAME_MAX
|
|
||||||
#endif
|
|
||||||
typedef char shm_name_t[SHM_NAME_MAX];
|
|
||||||
typedef shm_name_t jack_shm_id_t;
|
|
||||||
typedef int jack_shm_fd_t;
|
|
||||||
|
|
||||||
#else
|
|
||||||
/* System V SHM */
|
|
||||||
typedef int jack_shm_id_t;
|
|
||||||
#endif /* SHM type */
|
|
||||||
|
|
||||||
/* shared memory type */
|
|
||||||
typedef enum {
|
|
||||||
shm_POSIX = 1, /* POSIX shared memory */
|
|
||||||
shm_SYSV = 2, /* System V shared memory */
|
|
||||||
shm_WIN32 = 3, /* Windows 32 shared memory */
|
|
||||||
shm_ANDROID = 4 /* Android shared memory */
|
|
||||||
} jack_shmtype_t;
|
|
||||||
|
|
||||||
typedef int16_t jack_shm_registry_index_t;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* A structure holding information about shared memory allocated by
|
|
||||||
* JACK. this persists across invocations of JACK, and can be used by
|
|
||||||
* multiple JACK servers. It contains no pointers and is valid across
|
|
||||||
* address spaces.
|
|
||||||
*
|
|
||||||
* The registry consists of two parts: a header including an array of
|
|
||||||
* server names, followed by an array of segment registry entries.
|
|
||||||
*/
|
|
||||||
typedef struct _jack_shm_server {
|
|
||||||
#ifdef WIN32
|
|
||||||
int pid; /* process ID */
|
|
||||||
#else
|
|
||||||
pid_t pid; /* process ID */
|
|
||||||
#endif
|
|
||||||
|
|
||||||
char name[JACK_SERVER_NAME_SIZE];
|
|
||||||
}
|
|
||||||
jack_shm_server_t;
|
|
||||||
|
|
||||||
typedef struct _jack_shm_header {
|
|
||||||
uint32_t magic; /* magic number */
|
|
||||||
uint16_t protocol; /* JACK protocol version */
|
|
||||||
jack_shmtype_t type; /* shm type */
|
|
||||||
jack_shmsize_t size; /* total registry segment size */
|
|
||||||
jack_shmsize_t hdr_len; /* size of header */
|
|
||||||
jack_shmsize_t entry_len; /* size of registry entry */
|
|
||||||
jack_shm_server_t server[MAX_SERVERS]; /* current server array */
|
|
||||||
}
|
|
||||||
jack_shm_header_t;
|
|
||||||
|
|
||||||
typedef struct _jack_shm_registry {
|
|
||||||
jack_shm_registry_index_t index; /* offset into the registry */
|
|
||||||
|
|
||||||
#ifdef WIN32
|
|
||||||
int allocator; /* PID that created shm segment */
|
|
||||||
#else
|
|
||||||
pid_t allocator; /* PID that created shm segment */
|
|
||||||
#endif
|
|
||||||
|
|
||||||
jack_shmsize_t size; /* for POSIX unattach */
|
|
||||||
jack_shm_id_t id; /* API specific, see above */
|
|
||||||
#ifdef __ANDROID__
|
|
||||||
jack_shm_fd_t fd;
|
|
||||||
#endif
|
|
||||||
}
|
|
||||||
jack_shm_registry_t;
|
|
||||||
|
|
||||||
#define JACK_SHM_REGISTRY_SIZE (sizeof (jack_shm_header_t) \
|
|
||||||
+ sizeof (jack_shm_registry_t) * MAX_SHM_ID)
|
|
||||||
|
|
||||||
/**
|
|
||||||
* a structure holding information about shared memory
|
|
||||||
* allocated by JACK. this version is valid only
|
|
||||||
* for a given address space. It contains a pointer
|
|
||||||
* indicating where the shared memory has been
|
|
||||||
* attached to the address space.
|
|
||||||
*/
|
|
||||||
|
|
||||||
PRE_PACKED_STRUCTURE
|
|
||||||
struct _jack_shm_info {
|
|
||||||
jack_shm_registry_index_t index; /* offset into the registry */
|
|
||||||
uint32_t size;
|
|
||||||
#ifdef __ANDROID__
|
|
||||||
jack_shm_fd_t fd;
|
|
||||||
#endif
|
|
||||||
union {
|
|
||||||
void *attached_at; /* address where attached */
|
|
||||||
char ptr_size[8];
|
|
||||||
} ptr; /* a "pointer" that has the same 8 bytes size when compling in 32 or 64 bits */
|
|
||||||
} POST_PACKED_STRUCTURE;
|
|
||||||
|
|
||||||
typedef struct _jack_shm_info jack_shm_info_t;
|
|
||||||
|
|
||||||
/* utility functions used only within JACK */
|
|
||||||
|
|
||||||
void jack_shm_copy_from_registry (jack_shm_info_t*,
|
|
||||||
jack_shm_registry_index_t);
|
|
||||||
void jack_shm_copy_to_registry (jack_shm_info_t*,
|
|
||||||
jack_shm_registry_index_t*);
|
|
||||||
int jack_release_shm_info (jack_shm_registry_index_t);
|
|
||||||
char* jack_shm_addr (jack_shm_info_t* si);
|
|
||||||
|
|
||||||
// here begin the API
|
|
||||||
int jack_register_server (const char *server_name, int new_registry);
|
|
||||||
int jack_unregister_server (const char *server_name);
|
|
||||||
|
|
||||||
int jack_initialize_shm (const char *server_name);
|
|
||||||
int jack_initialize_shm_server (void);
|
|
||||||
int jack_initialize_shm_client (void);
|
|
||||||
int jack_cleanup_shm (void);
|
|
||||||
|
|
||||||
int jack_shmalloc (const char *shm_name, jack_shmsize_t size,
|
|
||||||
jack_shm_info_t* result);
|
|
||||||
void jack_release_shm (jack_shm_info_t*);
|
|
||||||
void jack_release_lib_shm (jack_shm_info_t*);
|
|
||||||
void jack_destroy_shm (jack_shm_info_t*);
|
|
||||||
int jack_attach_shm (jack_shm_info_t*);
|
|
||||||
int jack_attach_lib_shm (jack_shm_info_t*);
|
|
||||||
int jack_attach_shm_read (jack_shm_info_t*);
|
|
||||||
int jack_attach_lib_shm_read (jack_shm_info_t*);
|
|
||||||
int jack_resize_shm (jack_shm_info_t*, jack_shmsize_t size);
|
|
||||||
|
|
||||||
#ifdef __cplusplus
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#endif /* __jack_shm_h__ */
|
|
||||||
|
|
@ -1,99 +0,0 @@
|
||||||
/* PipeWire
|
|
||||||
* Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
|
|
||||||
*
|
|
||||||
* This library is free software; you can redistribute it and/or
|
|
||||||
* modify it under the terms of the GNU Library General Public
|
|
||||||
* License as published by the Free Software Foundation; either
|
|
||||||
* version 2 of the License, or (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This library 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
|
|
||||||
* Library General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU Library General Public
|
|
||||||
* License along with this library; if not, write to the
|
|
||||||
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
||||||
* Boston, MA 02110-1301, USA.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#include <semaphore.h>
|
|
||||||
|
|
||||||
struct jack_synchro {
|
|
||||||
char name[SYNC_MAX_NAME_SIZE];
|
|
||||||
bool flush;
|
|
||||||
sem_t *semaphore;
|
|
||||||
};
|
|
||||||
|
|
||||||
#define JACK_SYNCHRO_INIT (struct jack_synchro) { { 0, }, false, NULL }
|
|
||||||
|
|
||||||
static inline int
|
|
||||||
jack_synchro_init(struct jack_synchro *synchro,
|
|
||||||
const char *client_name,
|
|
||||||
const char *server_name,
|
|
||||||
int value,
|
|
||||||
bool promiscuous)
|
|
||||||
{
|
|
||||||
char cname[SYNC_MAX_NAME_SIZE+1];
|
|
||||||
int i;
|
|
||||||
for (i = 0; client_name[i] != '\0'; i++) {
|
|
||||||
if (client_name[i] == '/' || client_name[i] == '\\')
|
|
||||||
cname[i] = '_';
|
|
||||||
else
|
|
||||||
cname[i] = client_name[i];
|
|
||||||
}
|
|
||||||
cname[i] = client_name[i];
|
|
||||||
|
|
||||||
if (promiscuous)
|
|
||||||
snprintf(synchro->name, sizeof(synchro->name),
|
|
||||||
"jack_sem.%s_%s", server_name, cname);
|
|
||||||
else
|
|
||||||
snprintf(synchro->name, sizeof(synchro->name),
|
|
||||||
"jack_sem.%d_%s_%s", getuid(), server_name, cname);
|
|
||||||
|
|
||||||
synchro->flush = false;
|
|
||||||
if ((synchro->semaphore = sem_open(synchro->name, O_CREAT | O_RDWR, 0777, value)) == (sem_t*)SEM_FAILED) {
|
|
||||||
pw_log_error("can't check semaphore %s: %s", synchro->name, strerror(errno));
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline bool
|
|
||||||
jack_synchro_close(struct jack_synchro *synchro)
|
|
||||||
{
|
|
||||||
if (synchro->semaphore == NULL)
|
|
||||||
return true;
|
|
||||||
|
|
||||||
if (sem_close(synchro->semaphore) < 0) {
|
|
||||||
pw_log_warn("can't close semaphore %s: %s", synchro->name, strerror(errno));
|
|
||||||
}
|
|
||||||
synchro->semaphore = NULL;
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline bool
|
|
||||||
jack_synchro_signal(struct jack_synchro *synchro)
|
|
||||||
{
|
|
||||||
int res;
|
|
||||||
if (synchro->flush)
|
|
||||||
return true;
|
|
||||||
if ((res = sem_post(synchro->semaphore)) < 0)
|
|
||||||
pw_log_error("semaphore %s post err = %s", synchro->name, strerror(errno));
|
|
||||||
|
|
||||||
return res == 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline bool
|
|
||||||
jack_synchro_wait(struct jack_synchro *synchro)
|
|
||||||
{
|
|
||||||
int res;
|
|
||||||
while ((res = sem_wait(synchro->semaphore)) < 0) {
|
|
||||||
if (errno != EINTR)
|
|
||||||
continue;
|
|
||||||
|
|
||||||
pw_log_error("semaphore %s wait err = %s", synchro->name, strerror(errno));
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
return res == 0;
|
|
||||||
}
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue