You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
1.9 KiB
88 lines
1.9 KiB
#ifndef _SSRC_H_
|
|
#define _SSRC_H_
|
|
|
|
|
|
#include <sys/types.h>
|
|
#include <glib.h>
|
|
#include "compat.h"
|
|
#include "aux.h"
|
|
|
|
|
|
|
|
|
|
struct call;
|
|
struct timeval;
|
|
|
|
|
|
|
|
struct ssrc_hash {
|
|
GHashTable *ht;
|
|
rwlock_t lock;
|
|
};
|
|
struct ssrc_ctx {
|
|
// XXX lock this?
|
|
u_int64_t srtp_index;
|
|
// XXX move entire crypto context in here?
|
|
};
|
|
struct ssrc_entry {
|
|
mutex_t lock;
|
|
u_int32_t ssrc;
|
|
struct ssrc_ctx input_ctx,
|
|
output_ctx;
|
|
GQueue sender_reports;
|
|
};
|
|
enum ssrc_dir {
|
|
SSRC_DIR_INPUT = G_STRUCT_OFFSET(struct ssrc_entry, input_ctx),
|
|
SSRC_DIR_OUTPUT = G_STRUCT_OFFSET(struct ssrc_entry, output_ctx),
|
|
};
|
|
|
|
struct ssrc_sender_report {
|
|
u_int32_t ssrc;
|
|
u_int32_t ntp_msw;
|
|
u_int32_t ntp_lsw;
|
|
u_int32_t timestamp;
|
|
u_int32_t packet_count;
|
|
u_int32_t octet_count;
|
|
double ntp_ts;
|
|
};
|
|
struct ssrc_sender_report_item {
|
|
struct timeval received;
|
|
u_int32_t ntp_middle_bits; // to match up with rr->lsr
|
|
struct ssrc_sender_report report;
|
|
};
|
|
|
|
struct ssrc_receiver_report {
|
|
u_int32_t from;
|
|
u_int32_t ssrc;
|
|
unsigned char fraction_lost;
|
|
u_int32_t packets_lost;
|
|
u_int32_t high_seq_received;
|
|
u_int32_t jitter;
|
|
u_int32_t lsr;
|
|
u_int32_t dlsr;
|
|
};
|
|
struct ssrc_receiver_report_item {
|
|
struct timeval received;
|
|
struct ssrc_receiver_report report;
|
|
};
|
|
|
|
|
|
|
|
|
|
void free_ssrc_hash(struct ssrc_hash **);
|
|
struct ssrc_hash *create_ssrc_hash(void);
|
|
|
|
struct ssrc_entry *find_ssrc(u_int32_t, struct ssrc_hash *); // returns NULL if not found
|
|
struct ssrc_entry *get_ssrc(u_int32_t, struct ssrc_hash * /* , int *created */); // creates new entry if not found
|
|
//void add_ssrc_entry(struct ssrc_entry *, struct ssrc_hash *); // XXX static
|
|
//struct ssrc_entry *create_ssrc_entry(u_int32_t);
|
|
struct ssrc_ctx *get_ssrc_ctx(u_int32_t, struct ssrc_hash *, enum ssrc_dir); // creates new entry if not found
|
|
|
|
|
|
void ssrc_sender_report(struct call *, const struct ssrc_sender_report *, const struct timeval *);
|
|
void ssrc_receiver_report(struct call *, const struct ssrc_receiver_report *,
|
|
const struct timeval *);
|
|
|
|
|
|
|
|
#endif
|