mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
50199c9824
Remove some of the json parsing for now, work with descriptors. Remove some parsing code. Implement GET_AVB_INFO. Keep descriptors in a list. Add some utils.
133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/* PipeWire
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*
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* Copyright © 2022 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef AVB_INTERNAL_H
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#define AVB_INTERNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <pipewire/pipewire.h>
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struct impl {
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struct pw_loop *loop;
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struct pw_context *context;
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struct spa_hook context_listener;
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struct pw_properties *props;
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struct pw_work_queue *work_queue;
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struct spa_list servers;
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};
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struct server_events {
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#define AVBTP_VERSION_SERVER_EVENTS 0
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uint32_t version;
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/** the server is destroyed */
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void (*destroy) (void *data);
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int (*message) (void *data, uint64_t now, const void *message, int len);
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void (*periodic) (void *data, uint64_t now);
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int (*command) (void *data, uint64_t now, const char *command, const char *args, FILE *out);
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};
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struct descriptor {
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struct spa_list link;
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uint16_t type;
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uint16_t index;
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uint32_t size;
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void *ptr;
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};
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struct server {
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struct spa_list link;
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struct impl *impl;
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char *ifname;
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uint8_t mac_addr[6];
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uint64_t entity_id;
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int ifindex;
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struct spa_source *source;
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struct spa_source *timer;
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struct spa_hook_list listener_list;
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struct spa_list descriptors;
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unsigned debug_messages:1;
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};
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static inline const struct descriptor *server_find_descriptor(struct server *server,
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uint16_t type, uint16_t index)
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{
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struct descriptor *d;
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spa_list_for_each(d, &server->descriptors, link) {
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if (d->type == type &&
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d->index == index)
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return d;
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}
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return NULL;
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}
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static inline const struct descriptor *server_add_descriptor(struct server *server,
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uint16_t type, uint16_t index, size_t size, void *ptr)
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{
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struct descriptor *d;
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if ((d = calloc(1, sizeof(struct descriptor) + size)) == NULL)
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return NULL;
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d->type = type;
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d->index = index;
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d->size = size;
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d->ptr = SPA_PTROFF(d, sizeof(struct descriptor), void);
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memcpy(d->ptr, ptr, size);
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spa_list_append(&server->descriptors, &d->link);
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return d;
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}
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struct server *avdecc_server_new(struct impl *impl, const char *ifname, struct spa_dict *props);
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void avdecc_server_free(struct server *server);
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void avdecc_server_add_listener(struct server *server, struct spa_hook *listener,
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const struct server_events *events, void *data);
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int avbtp_server_broadcast_packet(struct server *server, void *data, size_t size);
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int avbtp_server_send_packet(struct server *server, const uint8_t dest[6], void *data, size_t size);
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struct aecp {
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struct server *server;
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struct spa_hook server_listener;
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};
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* AVB_INTERNAL_H */
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