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tap-rtp-common.h
Go to the documentation of this file.
1
19#ifndef __TAP_RTP_COMMON_H__
20#define __TAP_RTP_COMMON_H__
21
22#include "ui/rtp_stream.h"
23
24#ifdef __cplusplus
25extern "C" {
26#endif /* __cplusplus */
27
28/* type of error when saving voice in a file didn't succeed */
29typedef enum {
30 TAP_RTP_NO_ERROR,
31 TAP_RTP_WRONG_CODEC,
32 TAP_RTP_WRONG_LENGTH,
33 TAP_RTP_PADDING_ERROR,
34 TAP_RTP_SHORT_FRAME,
35 TAP_RTP_FILE_OPEN_ERROR,
36 TAP_RTP_FILE_WRITE_ERROR,
37 TAP_RTP_NO_DATA
38} tap_rtp_error_type_t;
39
40 typedef struct _tap_rtp_save_info_t {
41 FILE *fp;
42 uint32_t count;
43 tap_rtp_error_type_t error_type;
44 bool saved;
45} tap_rtp_save_info_t;
46
47 typedef struct _rtpstream_info_calc {
48 char *src_addr_str;
49 uint16_t src_port;
50 char *dst_addr_str;
51 uint16_t dst_port;
52 uint32_t ssrc;
53 char *all_payload_type_names; /* Name of codec derived from fixed or dynamic codec names */
54 uint32_t packet_count;
55 uint32_t total_nr;
56 uint32_t packet_expected; /* Count of expected packets, derived from length of RTP stream */
57 int32_t lost_num;
58 double lost_perc;
59 double max_delta;
60 double min_delta;
61 double mean_delta;
62 double min_jitter;
63 double max_jitter;
64 double max_skew;
65 double mean_jitter;
66 bool problem; /* Indication that RTP stream contains something unusual -GUI should indicate it somehow */
67 double clock_drift_ms;
68 double freq_drift_hz;
69 double freq_drift_perc;
70 double duration_ms;
71 uint32_t sequence_err;
72 double start_time_ms;
73 uint32_t first_packet_num;
74 uint32_t last_packet_num;
75} rtpstream_info_calc_t;
76
80void rtpstream_info_init(rtpstream_info_t* info);
81 rtpstream_info_t *rtpstream_info_malloc_and_init(void);
82void rtpstream_info_copy_deep(rtpstream_info_t *dest, const rtpstream_info_t *src);
83 rtpstream_info_t *rtpstream_info_malloc_and_copy_deep(const rtpstream_info_t *src);
84void rtpstream_info_free_data(rtpstream_info_t* info);
85void rtpstream_info_free_all(rtpstream_info_t* info);
86
92int rtpstream_info_cmp(const void *aa, const void *bb);
93
99bool rtpstream_info_is_reverse(const rtpstream_info_t *stream_a, rtpstream_info_t *stream_b);
100
106bool rtpstream_is_payload_used(const rtpstream_info_t *stream_info, const uint8_t payload_type);
107
108/****************************************************************************/
109/* INTERFACE */
110
118void register_tap_listener_rtpstream(rtpstream_tapinfo_t *tapinfo, const char *fstring, rtpstream_tap_error_cb tap_error);
119
124void remove_tap_listener_rtpstream(rtpstream_tapinfo_t *tapinfo);
125
129void rtpstream_reset(rtpstream_tapinfo_t *tapinfo);
130
131void rtpstream_reset_cb(void*);
132void rtp_write_header(rtpstream_info_t*, FILE*);
133 tap_packet_status rtpstream_packet_cb(void*, packet_info*, epan_dissect_t *, const void *, tap_flags_t);
134
138void rtpstream_info_calculate(const rtpstream_info_t *strinfo, rtpstream_info_calc_t *calc);
139
143void rtpstream_info_calc_free(rtpstream_info_calc_t *calc);
144
148void rtpstream_info_analyse_init(rtpstream_info_t *stream_info, const packet_info *pinfo, const struct _rtp_info *rtpinfo);
149
153void rtpstream_info_analyse_process(rtpstream_info_t *stream_info, const packet_info *pinfo, const struct _rtp_info *rtpinfo);
154
158unsigned rtpstream_to_hash(const void *key);
159
163void rtpstream_info_multihash_insert(GHashTable *multihash, rtpstream_info_t *new_stream_info);
164
168 rtpstream_info_t *rtpstream_info_multihash_lookup(GHashTable *multihash, rtpstream_id_t *stream_id);
169
173 void rtpstream_info_multihash_destroy_value(void *key, void *value, void *user_data);
174
175#ifdef __cplusplus
176}
177#endif /* __cplusplus */
178
179#endif /* __TAP_RTP_COMMON_H__ */
rtp_stream.h
_packet_info
Definition packet_info.h:43
_rtp_info
Definition packet-rtp.h:29
_rtpstream_id
Definition rtp_stream_id.h:33
_rtpstream_info_calc
Definition tap-rtp-common.h:47
_rtpstream_info_calc::start_time_ms
double start_time_ms
Definition tap-rtp-common.h:72
_rtpstream_info
Definition rtp_stream.h:40
_rtpstream_tapinfo
Definition rtp_stream.h:87
_tap_rtp_save_info_t
Definition tap-rtp-common.h:40
epan_dissect
Definition epan_dissect.h:28
info
Definition file-pcapng.h:57
rtpstream_to_hash
unsigned rtpstream_to_hash(const void *key)
Definition tap-rtp-common.c:554
rtpstream_info_analyse_process
void rtpstream_info_analyse_process(rtpstream_info_t *stream_info, const packet_info *pinfo, const struct _rtp_info *rtpinfo)
Definition tap-rtp-common.c:535
rtpstream_info_multihash_destroy_value
void rtpstream_info_multihash_destroy_value(void *key, void *value, void *user_data)
rtpstream_info_is_reverse
bool rtpstream_info_is_reverse(const rtpstream_info_t *stream_a, rtpstream_info_t *stream_b)
Definition tap-rtp-common.c:126
rtpstream_info_multihash_insert
void rtpstream_info_multihash_insert(GHashTable *multihash, rtpstream_info_t *new_stream_info)
Definition tap-rtp-common.c:566
rtpstream_reset
void rtpstream_reset(rtpstream_tapinfo_t *tapinfo)
Definition tap-rtp-common.c:142
rtpstream_info_init
void rtpstream_info_init(rtpstream_info_t *info)
Definition tap-rtp-common.c:48
rtpstream_info_analyse_init
void rtpstream_info_analyse_init(rtpstream_info_t *stream_info, const packet_info *pinfo, const struct _rtp_info *rtpinfo)
Definition tap-rtp-common.c:510
remove_tap_listener_rtpstream
void remove_tap_listener_rtpstream(rtpstream_tapinfo_t *tapinfo)
Definition tap-rtp-common.c:204
register_tap_listener_rtpstream
void register_tap_listener_rtpstream(rtpstream_tapinfo_t *tapinfo, const char *fstring, rtpstream_tap_error_cb tap_error)
Definition tap-rtp-common.c:214
rtpstream_info_multihash_lookup
rtpstream_info_t * rtpstream_info_multihash_lookup(GHashTable *multihash, rtpstream_id_t *stream_id)
Definition tap-rtp-common.c:595
rtpstream_is_payload_used
bool rtpstream_is_payload_used(const rtpstream_info_t *stream_info, const uint8_t payload_type)
Definition tap-rtp-common.c:291
rtpstream_info_calc_free
void rtpstream_info_calc_free(rtpstream_info_calc_t *calc)
Definition tap-rtp-common.c:501
rtpstream_info_cmp
int rtpstream_info_cmp(const void *aa, const void *bb)
Definition tap-rtp-common.c:109
rtpstream_info_calculate
void rtpstream_info_calculate(const rtpstream_info_t *strinfo, rtpstream_info_calc_t *calc)
Definition tap-rtp-common.c:438
tap_packet_status
tap_packet_status
Definition tap.h:25