1#ifndef foopstreamhfoo
2#define foopstreamhfoo
3
4/***
5  This file is part of PulseAudio.
6
7  Copyright 2004-2006 Lennart Poettering
8  Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
9
10  PulseAudio is free software; you can redistribute it and/or modify
11  it under the terms of the GNU Lesser General Public License as
12  published by the Free Software Foundation; either version 2.1 of the
13  License, or (at your option) any later version.
14
15  PulseAudio is distributed in the hope that it will be useful, but
16  WITHOUT ANY WARRANTY; without even the implied warranty of
17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18  Lesser General Public License for more details.
19
20  You should have received a copy of the GNU Lesser General Public
21  License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
22***/
23
24#include <inttypes.h>
25
26#include <pulse/mainloop-api.h>
27#include <pulse/def.h>
28
29#include <pulsecore/packet.h>
30#include <pulsecore/memblock.h>
31#include <pulsecore/iochannel.h>
32#include <pulsecore/srbchannel.h>
33#include <pulsecore/memchunk.h>
34#include <pulsecore/creds.h>
35#include <pulsecore/macro.h>
36
37typedef struct pa_pstream pa_pstream;
38
39typedef void (*pa_pstream_packet_cb_t)(pa_pstream *p, pa_packet *packet, pa_cmsg_ancil_data *ancil_data, void *userdata);
40typedef void (*pa_pstream_memblock_cb_t)(pa_pstream *p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk, void *userdata);
41typedef void (*pa_pstream_notify_cb_t)(pa_pstream *p, void *userdata);
42typedef void (*pa_pstream_block_id_cb_t)(pa_pstream *p, uint32_t block_id, void *userdata);
43
44pa_pstream* pa_pstream_new(pa_mainloop_api *m, pa_iochannel *io, pa_mempool *p);
45
46pa_pstream* pa_pstream_ref(pa_pstream*p);
47void pa_pstream_unref(pa_pstream*p);
48
49void pa_pstream_unlink(pa_pstream *p);
50
51int pa_pstream_attach_memfd_shmid(pa_pstream *p, unsigned shm_id, int memfd_fd);
52
53void pa_pstream_send_packet(pa_pstream*p, pa_packet *packet, pa_cmsg_ancil_data *ancil_data);
54void pa_pstream_send_memblock(pa_pstream*p, uint32_t channel, int64_t offset, pa_seek_mode_t seek, const pa_memchunk *chunk);
55void pa_pstream_send_release(pa_pstream *p, uint32_t block_id);
56void pa_pstream_send_revoke(pa_pstream *p, uint32_t block_id);
57
58void pa_pstream_set_receive_packet_callback(pa_pstream *p, pa_pstream_packet_cb_t cb, void *userdata);
59void pa_pstream_set_receive_memblock_callback(pa_pstream *p, pa_pstream_memblock_cb_t cb, void *userdata);
60void pa_pstream_set_drain_callback(pa_pstream *p, pa_pstream_notify_cb_t cb, void *userdata);
61void pa_pstream_set_die_callback(pa_pstream *p, pa_pstream_notify_cb_t cb, void *userdata);
62void pa_pstream_set_release_callback(pa_pstream *p, pa_pstream_block_id_cb_t cb, void *userdata);
63void pa_pstream_set_revoke_callback(pa_pstream *p, pa_pstream_block_id_cb_t cb, void *userdata);
64
65bool pa_pstream_is_pending(pa_pstream *p);
66
67void pa_pstream_enable_shm(pa_pstream *p, bool enable);
68void pa_pstream_enable_memfd(pa_pstream *p);
69bool pa_pstream_get_shm(pa_pstream *p);
70bool pa_pstream_get_memfd(pa_pstream *p);
71
72/* Enables shared ringbuffer channel. Note that the srbchannel is now owned by the pstream.
73   Setting srb to NULL will free any existing srbchannel. */
74void pa_pstream_set_srbchannel(pa_pstream *p, pa_srbchannel *srb);
75
76#endif
77