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Diffstat (limited to 'src/modules/module-protocol-pulse/message.h')
| -rw-r--r-- | src/modules/module-protocol-pulse/message.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/modules/module-protocol-pulse/message.h b/src/modules/module-protocol-pulse/message.h new file mode 100644 index 0000000..ad95292 --- /dev/null +++ b/src/modules/module-protocol-pulse/message.h @@ -0,0 +1,75 @@ +/* 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 */ |