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93 lines
2.3 KiB
93 lines
2.3 KiB
#ifndef __KERNEL_H__
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#define __KERNEL_H__
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#include <sys/types.h>
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#include <glib.h>
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#include <netinet/in.h>
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#include "containers.h"
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#include "auxlib.h"
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#include "socket.h"
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#include "nft_rtpengine.h"
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#define UNINIT_IDX ((unsigned int) -1)
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struct rtpengine_target_info;
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struct rtpengine_destination_info;
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struct re_address;
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struct rtpengine_ssrc_stats;
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struct uring_req;
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struct kernel_interface {
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unsigned int table;
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int fd;
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bool is_open;
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bool is_wanted;
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bool use_player;
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};
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extern struct kernel_interface kernel;
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struct kernel_ring_buf {
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int eventfd;
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void *buf[2];
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struct rtpengine_buf_slot *slots[2];
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struct rtpengine_buf_metadata *metadata[2];
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struct rtpengine_ring_buf_shm *shm[2];
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atomic_t *buf_idx;
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// stats
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atomic_t errors;
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atomic_t read_preempt;
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atomic_t write_preempt;
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atomic_t slots_full;
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atomic_t buf_full;
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};
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bool kernel_setup_table(unsigned int);
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bool kernel_init_table(void);
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void kernel_shutdown_table(void);
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void *kernel_shm_alloc(size_t s);
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void *kernel_shm_alloc0(size_t s);
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bool kernel_add_stream(struct rtpengine_command_add_target *);
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void kernel_add_destination(struct rtpengine_command_destination *);
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bool kernel_del_stream(struct rtpengine_command_del_target *);
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unsigned int kernel_add_call(const char *id);
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void kernel_del_call(unsigned int);
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unsigned int kernel_add_intercept_stream(unsigned int call_idx, const char *id);
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bool kernel_init_player(int num_media, int num_sessions);
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unsigned int kernel_get_packet_stream(void);
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bool kernel_add_stream_packet(unsigned int, const char *, size_t, unsigned long ms, uint32_t ts, uint32_t dur);
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unsigned int kernel_start_stream_player(struct rtpengine_play_stream_info *);
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bool kernel_stop_stream_player(unsigned int idx);
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bool kernel_free_packet_stream(unsigned int);
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extern unsigned int kernel_poller_start_idx;
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extern unsigned int kernel_pollers_num;
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extern unsigned int kernel_sender_start_idx;
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extern unsigned int kernel_senders_num;
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extern unsigned int kernel_sender_cur_idx;
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extern struct kernel_ring_buf *kernel_ring_bufs;
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extern struct poller_thread *kernel_poller_threads;
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void kernel_init_pollers(unsigned int);
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void kernel_poller_loop(void *);
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void kernel_cleanup_pollers(void);
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void kernel_thread_init(void);
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ssize_t kernel_sendmsg(socket_t *s, struct msghdr *msg, const endpoint_t *dst,
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struct sockaddr_storage *src, struct uring_req *req);
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#endif
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