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/* PipeWire
*
* Copyright © 2022 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 AVB_INTERNAL_H
#define AVB_INTERNAL_H
#ifdef __cplusplus
extern "C" {
#endif
#include <pipewire/pipewire.h>
struct server;
struct avb_mrp;
#define AVB_TSN_ETH 0x22f0
#define AVB_BROADCAST_MAC { 0x91, 0xe0, 0xf0, 0x01, 0x00, 0x00 };
struct impl {
struct pw_loop *loop;
struct pw_context *context;
struct spa_hook context_listener;
struct pw_core *core;
unsigned do_disconnect:1;
struct pw_properties *props;
struct spa_list servers;
};
struct server_events {
#define AVB_VERSION_SERVER_EVENTS 0
uint32_t version;
/** the server is destroyed */
void (*destroy) (void *data);
int (*message) (void *data, uint64_t now, const void *message, int len);
void (*periodic) (void *data, uint64_t now);
int (*command) (void *data, uint64_t now, const char *command, const char *args, FILE *out);
};
struct descriptor {
struct spa_list link;
uint16_t type;
uint16_t index;
uint32_t size;
void *ptr;
};
struct server {
struct spa_list link;
struct impl *impl;
char *ifname;
uint8_t mac_addr[6];
uint64_t entity_id;
int ifindex;
struct spa_source *source;
struct spa_source *timer;
struct spa_hook_list listener_list;
struct spa_list descriptors;
struct spa_list streams;
unsigned debug_messages:1;
struct avb_mrp *mrp;
struct avb_mmrp *mmrp;
struct avb_mvrp *mvrp;
struct avb_msrp *msrp;
struct avb_maap *maap;
struct avb_msrp_attribute *domain_attr;
};
#include "stream.h"
static inline const struct descriptor *server_find_descriptor(struct server *server,
uint16_t type, uint16_t index)
{
struct descriptor *d;
spa_list_for_each(d, &server->descriptors, link) {
if (d->type == type &&
d->index == index)
return d;
}
return NULL;
}
static inline void *server_add_descriptor(struct server *server,
uint16_t type, uint16_t index, size_t size, void *ptr)
{
struct descriptor *d;
if ((d = calloc(1, sizeof(struct descriptor) + size)) == NULL)
return NULL;
d->type = type;
d->index = index;
d->size = size;
d->ptr = SPA_PTROFF(d, sizeof(struct descriptor), void);
if (ptr)
memcpy(d->ptr, ptr, size);
spa_list_append(&server->descriptors, &d->link);
return d->ptr;
}
static inline struct stream *server_find_stream(struct server *server,
enum spa_direction direction, uint16_t index)
{
struct stream *s;
spa_list_for_each(s, &server->streams, link) {
if (s->direction == direction &&
s->index == index)
return s;
}
return NULL;
}
struct server *avdecc_server_new(struct impl *impl, struct spa_dict *props);
void avdecc_server_free(struct server *server);
void avdecc_server_add_listener(struct server *server, struct spa_hook *listener,
const struct server_events *events, void *data);
int avb_server_make_socket(struct server *server, uint16_t type, const uint8_t mac[6]);
int avb_server_send_packet(struct server *server, const uint8_t dest[6],
uint16_t type, void *data, size_t size);
struct aecp {
struct server *server;
struct spa_hook server_listener;
};
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* AVB_INTERNAL_H */
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