mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-04 13:30:12 -05:00
080a97c0bb
Store a pointer to the owner `impl` object instead of the (embedded) `stat` object. This way `message_free()` can be simplified since the owner `impl` does not need to be passed explicitly.
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/* PipeWire
|
|
*
|
|
* Copyright © 2020 Wim Taymans
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the next
|
|
* paragraph) shall be included in all copies or substantial portions of the
|
|
* Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef PULSE_SERVER_MESSAGE_H
|
|
#define PULSE_SERVER_MESSAGE_H
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
|
|
#include <spa/utils/list.h>
|
|
#include <spa/support/log.h>
|
|
|
|
struct impl;
|
|
|
|
struct message {
|
|
struct spa_list link;
|
|
struct impl *impl;
|
|
uint32_t extra[4];
|
|
uint32_t channel;
|
|
uint32_t allocated;
|
|
uint32_t length;
|
|
uint32_t offset;
|
|
uint8_t *data;
|
|
};
|
|
|
|
enum {
|
|
TAG_INVALID = 0,
|
|
TAG_STRING = 't',
|
|
TAG_STRING_NULL = 'N',
|
|
TAG_U32 = 'L',
|
|
TAG_U8 = 'B',
|
|
TAG_U64 = 'R',
|
|
TAG_S64 = 'r',
|
|
TAG_SAMPLE_SPEC = 'a',
|
|
TAG_ARBITRARY = 'x',
|
|
TAG_BOOLEAN_TRUE = '1',
|
|
TAG_BOOLEAN_FALSE = '0',
|
|
TAG_BOOLEAN = TAG_BOOLEAN_TRUE,
|
|
TAG_TIMEVAL = 'T',
|
|
TAG_USEC = 'U' /* 64bit unsigned */,
|
|
TAG_CHANNEL_MAP = 'm',
|
|
TAG_CVOLUME = 'v',
|
|
TAG_PROPLIST = 'P',
|
|
TAG_VOLUME = 'V',
|
|
TAG_FORMAT_INFO = 'f',
|
|
};
|
|
|
|
struct message *message_alloc(struct impl *impl, uint32_t channel, uint32_t size);
|
|
void message_free(struct message *msg, bool dequeue, bool destroy);
|
|
int message_get(struct message *m, ...);
|
|
int message_put(struct message *m, ...);
|
|
int message_dump(enum spa_log_level level, struct message *m);
|
|
|
|
#endif /* PULSE_SERVER_MESSAGE_H */
|