pbx/dundi-parser.h

   1 /*
   2  * Distributed Universal Number Discovery (DUNDi)
   3  *
   4  * Copyright (C) 2004 - 2005, Digium Inc.
   5  *
   6  * Written by Mark Spencer <markster@digium.com>
   7  *
   8  * This program is Free Software distributed under the terms of
   9  * of the GNU General Public License.
  10  */
  11
  12 #ifndef _DUNDI_PARSER_H
  13 #define _DUNDI_PARSER_H
  14
  15 #include "asterisk/dundi.h"
  16 #include "asterisk/aes.h"
  17
  18 #define DUNDI_MAX_STACK 512
  19 #define DUNDI_MAX_ANSWERS       100
  20
  21 struct dundi_ies {
  22         dundi_eid *eids[DUNDI_MAX_STACK + 1];
  23         int eid_direct[DUNDI_MAX_STACK + 1];
  24         dundi_eid *reqeid;
  25         int eidcount;
  26         char *called_context;
  27         char *called_number;
  28         struct dundi_answer *answers[DUNDI_MAX_ANSWERS + 1];
  29         struct dundi_hint *hint;
  30         int anscount;
  31         int ttl;
  32         int version;
  33         int expiration;
  34         int unknowncmd;
  35         unsigned char *pubkey;
  36         int cause;
  37         char *q_dept;
  38         char *q_org;
  39         char *q_locality;
  40         char *q_stateprov;
  41         char *q_country;
  42         char *q_email;
  43         char *q_phone;
  44         char *q_ipaddr;
  45         char *causestr;
  46         unsigned char *encsharedkey;
  47         unsigned char *encsig;
  48         unsigned long keycrc32;
  49         struct dundi_encblock *encblock;
  50         int enclen;
  51         int cbypass;
  52 };
  53
  54 struct dundi_ie_data {
  55         int pos;
  56         unsigned char buf[8192];
  57 };
  58
  59 /* Choose a different function for output */
  60 extern void dundi_set_output(void (*output)(const char *data));
  61 /* Choose a different function for errors */
  62 extern void dundi_set_error(void (*output)(const char *data));
  63 extern void dundi_showframe(struct dundi_hdr *fhi, int rx, struct sockaddr_in *sin, int datalen);
  64
  65 extern const char *dundi_ie2str(int ie);
  66
  67 extern int dundi_ie_append_raw(struct dundi_ie_data *ied, unsigned char ie, void *data, int datalen);
  68 extern int dundi_ie_append_addr(struct dundi_ie_data *ied, unsigned char ie, struct sockaddr_in *sin);
  69 extern int dundi_ie_append_int(struct dundi_ie_data *ied, unsigned char ie, unsigned int value);
  70 extern int dundi_ie_append_short(struct dundi_ie_data *ied, unsigned char ie, unsigned short value);
  71 extern int dundi_ie_append_str(struct dundi_ie_data *ied, unsigned char ie, char *str);
  72 extern int dundi_ie_append_eid(struct dundi_ie_data *ied, unsigned char ie, dundi_eid *eid);
  73 extern int dundi_ie_append_cause(struct dundi_ie_data *ied, unsigned char ie, unsigned char cause, char *desc);
  74 extern int dundi_ie_append_hint(struct dundi_ie_data *ied, unsigned char ie, unsigned short flags, char *data);
  75 extern int dundi_ie_append_answer(struct dundi_ie_data *ied, unsigned char ie, dundi_eid *eid, unsigned char protocol, unsigned short flags, unsigned short weight, char *desc);
  76 extern int dundi_ie_append_encdata(struct dundi_ie_data *ied, unsigned char ie, unsigned char *iv, void *data, int datalen);
  77 extern int dundi_ie_append_byte(struct dundi_ie_data *ied, unsigned char ie, unsigned char dat);
  78 extern int dundi_ie_append(struct dundi_ie_data *ied, unsigned char ie);
  79 extern int dundi_parse_ies(struct dundi_ies *ies, unsigned char *data, int datalen);
  80 extern char *dundi_eid_to_str(char *s, int maxlen, dundi_eid *eid);
  81 extern char *dundi_eid_to_str_short(char *s, int maxlen, dundi_eid *eid);
  82 extern int dundi_str_to_eid(dundi_eid *eid, char *s);
  83 extern int dundi_str_short_to_eid(dundi_eid *eid, char *s);
  84 extern int dundi_eid_zero(dundi_eid *eid);
  85 extern int dundi_eid_cmp(dundi_eid *eid1, dundi_eid *eid2);
  86 extern char *dundi_flags2str(char *s, int maxlen, int flags);
  87 extern char *dundi_hint2str(char *s, int maxlen, int flags);
  88 #endif