forked from OpenSIPS/opensips
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathtransformations.h
162 lines (137 loc) · 5.14 KB
/
transformations.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
* Copyright (C) 2007 voice-system.ro
*
* This file is part of opensips, a free SIP server.
*
* opensips is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* opensips is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
/*! \file
* \brief Transformations support
*/
#ifndef _TRANSFORMATIONS_H_
#define _TRANSFORMATIONS_H_
#include "usr_avp.h"
#include "pvar.h"
#define TR_LBRACKET_STR "{"
#define TR_LBRACKET '{'
#define TR_RBRACKET_STR "}"
#define TR_RBRACKET '}'
#define TR_CLASS_MARKER '.'
#define TR_PARAM_MARKER ','
enum _tr_s_subtype {
TR_S_NONE=0, TR_S_LEN, TR_S_INT, TR_S_MD5, TR_S_SUBSTR,
TR_S_SELECT, TR_S_ENCODEHEXA, TR_S_DECODEHEXA, TR_S_HEX2DEC, TR_S_DEC2HEX, TR_S_DATE2UNIX,
TR_S_ESCAPECOMMON, TR_S_UNESCAPECOMMON, TR_S_ESCAPEUSER, TR_S_UNESCAPEUSER,
TR_S_ESCAPEPARAM, TR_S_UNESCAPEPARAM, TR_S_TOLOWER, TR_S_TOUPPER, TR_S_CRC32,
TR_S_INDEX, TR_S_RINDEX, TR_S_FILL_LEFT, TR_S_FILL_RIGHT, TR_S_WIDTH,
TR_S_B64ENCODE, TR_S_B64DECODE, TR_S_XOR, TR_S_TRIM, TR_S_TRIMR, TR_S_TRIML,
TR_S_REVERSE, TR_S_EVAL, TR_S_SHA1, TR_S_SHA1_HMAC, TR_S_SHA224, TR_S_SHA224_HMAC,
TR_S_SHA256, TR_S_SHA256_HMAC, TR_S_SHA384, TR_S_SHA384_HMAC, TR_S_SHA512,
TR_S_SHA512_HMAC
};
enum _tr_uri_subtype {
TR_URI_NONE=0, TR_URI_USER, TR_URI_HOST, TR_URI_PASSWD, TR_URI_PORT,
TR_URI_PARAMS, TR_URI_PARAM, TR_URI_HEADERS, TR_URI_TRANSPORT, TR_URI_TTL,
TR_URI_UPARAM, TR_URI_MADDR, TR_URI_METHOD, TR_URI_LR,
TR_URI_R2, TR_URI_SCHEMA
};
enum _tr_via_subtype {
TR_VIA_NONE=0, TR_VIA_NAME, TR_VIA_VERSION, TR_VIA_TRANSPORT,
TR_VIA_HOST, TR_VIA_PORT, TR_VIA_PARAMS, TR_VIA_PARAM,
TR_VIA_COMMENT, TR_VIA_BRANCH, TR_VIA_RECEIVED, TR_VIA_RPORT
};
enum _tr_param_subtype {
TR_PL_NONE=0, TR_PL_VALUE, TR_PL_VALUEAT, TR_PL_NAME, TR_PL_COUNT,
TR_PL_EXIST
};
enum _tr_nameaddr_subtype {
TR_NA_NONE=0, TR_NA_NAME, TR_NA_URI, TR_NA_LEN, TR_NA_PARAM,
TR_NA_PARAMS
};
enum _tr_param_type { TR_PARAM_NONE=0, TR_PARAM_STRING, TR_PARAM_NUMBER,
TR_PARAM_SPEC };
enum _tr_csv_subtype {TR_CSV_NONE=0, TR_CSV_COUNT,TR_CSV_VALUEAT};
enum _tr_sdp_subtype {TR_SDP_NONE=0, TR_SDP_LINEAT, TR_SDP_STREAM_DEL,
TR_SDP_STREAM};
enum _tr_ip_subtype {TR_IP_NONE=0,TR_IP_FAMILY,TR_IP_NTOP,TR_IP_RESOLVE,
TR_IP_ISIP, TR_IP_ISIP4, TR_IP_ISIP6, TR_IP_PTON, TR_IP_MATCHES, TR_IP_ISPRIVATE};
enum _tr_re_subtype {TR_RE_NONE=0,TR_RE_SUBST};
typedef struct tr_param_ {
int type;
union {
int n;
str s;
void *data;
} v;
struct tr_param_ *next;
} tr_param_t, *tr_param_p;
typedef int (*tr_eval_f) (struct sip_msg *, tr_param_t*, int, pv_value_t*);
typedef struct trans_ {
str name;
int subtype;
tr_eval_f trf;
tr_param_t *params;
struct trans_ *next;
} trans_t, *trans_p;
typedef int (*tr_parse_f)(str *in, trans_t *t);
typedef struct trans_export_ {
str_const name;
tr_parse_f parse_func;
tr_eval_f eval_func;
} trans_export_t;
typedef struct trans_extra_ {
trans_export_t tre;
struct trans_extra_ *next;
} trans_extra_t;
int register_trans_mod(const char *mod_name, const trans_export_t *tr_exports);
void tr_free_extra_list(void);
int run_transformations(struct sip_msg *msg, trans_t *tr, pv_value_t *val);
char* parse_transformation(str *in, trans_t **tr);
void destroy_transformation(trans_t *t);
void free_transformation(trans_t *t);
void free_tr_param(tr_param_t *tp);
/* transformation parameter parsing helper functions */
char *tr_parse_nparam(char *p, str *in, tr_param_t **tp);
char *tr_parse_sparam(char *p, str *in, tr_param_t **tp, int skip_param_ws);
/* core transformations */
int tr_parse_string(str* in, trans_t *t);
int tr_eval_string(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_uri(str* in, trans_t *t);
int tr_eval_uri(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_via(str* in, trans_t *t);
int tr_eval_via(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_paramlist(str* in, trans_t *t);
int tr_eval_paramlist(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_nameaddr(str* in, trans_t *t);
int tr_eval_nameaddr(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_csv(str *in,trans_t *t);
int tr_eval_csv(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_sdp(str *in,trans_t *t);
int tr_eval_sdp(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_ip(str *in,trans_t *t);
int tr_eval_ip(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
int tr_parse_re(str *in,trans_t *t);
int tr_eval_re(struct sip_msg *msg, tr_param_t *tp, int subtype,
pv_value_t *val);
#endif