Asterisk - The Open Source Telephony Project  18.5.0
provision.c
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1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 1999 - 2006, Digium, Inc.
5  *
6  * Mark Spencer <[email protected]>
7  *
8  * See http://www.asterisk.org for more information about
9  * the Asterisk project. Please do not directly contact
10  * any of the maintainers of this project for assistance;
11  * the project provides a web site, mailing lists and IRC
12  * channels for your use.
13  *
14  * This program is free software, distributed under the terms of
15  * the GNU General Public License Version 2. See the LICENSE file
16  * at the top of the source tree.
17  */
18 
19 /*! \file
20  *
21  * \brief IAX Provisioning Protocol
22  *
23  * \author Mark Spencer <[email protected]>
24  */
25 
26 /*** MODULEINFO
27  <support_level>core</support_level>
28  ***/
29 
30 #include "asterisk.h"
31 
32 #include <netdb.h>
33 #include <netinet/in.h>
34 #include <netinet/in_systm.h>
35 #include <netinet/ip.h>
36 #include <sys/socket.h>
37 
38 #include "asterisk/config.h"
39 #include "asterisk/cli.h"
40 #include "asterisk/lock.h"
41 #include "asterisk/frame.h"
42 #include "asterisk/md5.h"
43 #include "asterisk/astdb.h"
44 #include "asterisk/utils.h"
45 #include "asterisk/acl.h"
46 #include "asterisk/format_cache.h"
48 
49 #include "include/iax2.h"
50 #include "include/provision.h"
51 #include "include/parser.h"
52 
53 static int provinit = 0;
54 
55 struct iax_template {
56  int dead;
57  char name[80];
58  char src[80];
59  char user[20];
60  char pass[20];
61  char lang[10];
62  unsigned short port;
63  unsigned int server;
64  unsigned short serverport;
65  unsigned int altserver;
66  unsigned int flags;
68  unsigned int tos;
70 };
71 
73 
75 
76 static struct iax_flag {
77  char *name;
78  int value;
79 } iax_flags[] = {
80  { "register", PROV_FLAG_REGISTER },
81  { "secure", PROV_FLAG_SECURE },
82  { "heartbeat", PROV_FLAG_HEARTBEAT },
83  { "debug", PROV_FLAG_DEBUG },
84  { "disablecid", PROV_FLAG_DIS_CALLERID },
85  { "disablecw", PROV_FLAG_DIS_CALLWAIT },
86  { "disablecidcw", PROV_FLAG_DIS_CIDCW },
87  { "disable3way", PROV_FLAG_DIS_THREEWAY },
88 };
89 
90 char *iax_provflags2str(char *buf, int buflen, unsigned int flags)
91 {
92  int x;
93 
94  if (!buf || buflen < 1)
95  return NULL;
96 
97  buf[0] = '\0';
98 
99  for (x = 0; x < ARRAY_LEN(iax_flags); x++) {
100  if (flags & iax_flags[x].value){
101  strncat(buf, iax_flags[x].name, buflen - strlen(buf) - 1);
102  strncat(buf, ",", buflen - strlen(buf) - 1);
103  }
104  }
105 
106  if (!ast_strlen_zero(buf))
107  buf[strlen(buf) - 1] = '\0';
108  else
109  strncpy(buf, "none", buflen - 1);
110 
111  return buf;
112 }
113 
114 static unsigned int iax_str2flags(const char *buf)
115 {
116  int x;
117  int len;
118  unsigned int flags = 0;
119  char *e;
120  while(buf && *buf) {
121  e = strchr(buf, ',');
122  if (e)
123  len = e - buf;
124  else
125  len = 0;
126  for (x = 0; x < ARRAY_LEN(iax_flags); x++) {
127  if ((len && !strncasecmp(iax_flags[x].name, buf, len)) ||
128  (!len && !strcasecmp(iax_flags[x].name, buf))) {
129  flags |= iax_flags[x].value;
130  break;
131  }
132  }
133  if (e) {
134  buf = e + 1;
135  while(*buf && (*buf < 33))
136  buf++;
137  } else
138  break;
139  }
140  return flags;
141 }
142 
143 static void iax_template_copy(struct iax_template *dst, struct iax_template *src)
144 {
145  if (!dst || !src) {
146  return;
147  }
148 
149  dst->dead = src->dead;
150  ast_copy_string(dst->name, src->name, sizeof(dst->name));
151  ast_copy_string(dst->src, src->src, sizeof(dst->src));
152  ast_copy_string(dst->user, src->user, sizeof(dst->user));
153  ast_copy_string(dst->pass, src->pass, sizeof(dst->pass));
154  ast_copy_string(dst->lang, src->lang, sizeof(dst->lang));
155  dst->port = src->port;
156  dst->server = src->server;
157  dst->altserver = src->altserver;
158  dst->flags = src->flags;
159  dst->format = src->format;
160  dst->tos = src->tos;
161 }
162 
163 static struct iax_template *iax_template_find(const char *s, int allowdead)
164 {
165  struct iax_template *cur;
166 
168  if (!strcasecmp(s, cur->name)) {
169  if (!allowdead && cur->dead) {
170  cur = NULL;
171  }
172  break;
173  }
174  }
175 
176  return cur;
177 }
178 
179 char *iax_prov_complete_template(const char *line, const char *word, int pos, int state)
180 {
181  struct iax_template *c;
182  int which=0;
183  char *ret = NULL;
184  int wordlen = strlen(word);
185 
186  if (pos == 3) {
189  if (!strncasecmp(word, c->name, wordlen) && ++which > state) {
190  ret = ast_strdup(c->name);
191  break;
192  }
193  }
195  }
196  return ret;
197 }
198 
199 static unsigned int prov_ver_calc(struct iax_ie_data *provdata)
200 {
201  struct MD5Context md5;
202  unsigned int tmp[4];
203  MD5Init(&md5);
204  MD5Update(&md5, provdata->buf, provdata->pos);
205  MD5Final((unsigned char *)tmp, &md5);
206  return tmp[0] ^ tmp[1] ^ tmp[2] ^ tmp[3];
207 }
208 
209 int iax_provision_build(struct iax_ie_data *provdata, unsigned int *signature, const char *template, int force)
210 {
211  struct iax_template *cur;
212  unsigned int sig;
213  char tmp[40];
214  memset(provdata, 0, sizeof(*provdata));
216  cur = iax_template_find(template, 1);
217  /* If no match, try searching for '*' */
218  if (!cur)
219  cur = iax_template_find("*", 1);
220  if (cur) {
221  /* found it -- add information elements as appropriate */
222  if (force || strlen(cur->user))
223  iax_ie_append_str(provdata, PROV_IE_USER, cur->user);
224  if (force || strlen(cur->pass))
225  iax_ie_append_str(provdata, PROV_IE_PASS, cur->pass);
226  if (force || strlen(cur->lang))
227  iax_ie_append_str(provdata, PROV_IE_LANG, cur->lang);
228  if (force || cur->port)
229  iax_ie_append_short(provdata, PROV_IE_PORTNO, cur->port);
230  if (force || cur->server)
231  iax_ie_append_int(provdata, PROV_IE_SERVERIP, cur->server);
232  if (force || cur->serverport)
234  if (force || cur->altserver)
236  if (force || cur->flags)
237  iax_ie_append_int(provdata, PROV_IE_FLAGS, cur->flags);
238  if (force || cur->format)
239  iax_ie_append_int(provdata, PROV_IE_FORMAT, cur->format);
240  if (force || cur->tos)
241  iax_ie_append_byte(provdata, PROV_IE_TOS, cur->tos);
242 
243  /* Calculate checksum of message so far */
244  sig = prov_ver_calc(provdata);
245  if (signature)
246  *signature = sig;
247  /* Store signature */
248  iax_ie_append_int(provdata, PROV_IE_PROVVER, sig);
249  /* Cache signature for later verification so we need not recalculate all this */
250  snprintf(tmp, sizeof(tmp), "v0x%08x", sig);
251  ast_db_put("iax/provisioning/cache", template, tmp);
252  } else
253  ast_db_put("iax/provisioning/cache", template, "u");
255  return cur ? 0 : -1;
256 }
257 
258 int iax_provision_version(unsigned int *version, const char *template, int force)
259 {
260  char tmp[80] = "";
261  struct iax_ie_data ied;
262  int ret=0;
263  memset(&ied, 0, sizeof(ied));
264 
266  if (ast_db_get("iax/provisioning/cache", template, tmp, sizeof(tmp))) {
267  ast_log(LOG_ERROR, "ast_db_get failed to retrieve iax/provisioning/cache/%s\n", template);
268  }
269  if (sscanf(tmp, "v%30x", version) != 1) {
270  if (strcmp(tmp, "u")) {
271  ret = iax_provision_build(&ied, version, template, force);
272  if (ret)
273  ast_debug(1, "Unable to create provisioning packet for '%s'\n", template);
274  } else
275  ret = -1;
276  } else
277  ast_debug(1, "Retrieved cached version '%s' = '%08x'\n", tmp, *version);
279  return ret;
280 }
281 
282 static int iax_template_parse(struct iax_template *cur, struct ast_config *cfg, const char *s, const char *def)
283 {
284  struct ast_variable *v;
285  int foundportno = 0;
286  int foundserverportno = 0;
287  int x;
288  struct in_addr ia;
289  struct hostent *hp;
290  struct ast_hostent h;
291  struct iax_template *src, tmp;
292  const char *t;
293  if (def) {
294  t = ast_variable_retrieve(cfg, s ,"template");
295  src = NULL;
296  if (t && strlen(t)) {
297  src = iax_template_find(t, 0);
298  if (!src)
299  ast_log(LOG_WARNING, "Unable to find base template '%s' for creating '%s'. Trying '%s'\n", t, s, def);
300  else
301  def = t;
302  }
303  if (!src) {
304  src = iax_template_find(def, 0);
305  if (!src)
306  ast_log(LOG_WARNING, "Unable to locate default base template '%s' for creating '%s', omitting.\n", def, s);
307  }
308  if (!src)
309  return -1;
311  /* Backup old data */
312  iax_template_copy(&tmp, cur);
313  /* Restore from src */
314  iax_template_copy(cur, src);
315  /* Restore important headers */
316  memcpy(cur->name, tmp.name, sizeof(cur->name));
317  cur->dead = tmp.dead;
319  }
320  if (def)
321  ast_copy_string(cur->src, def, sizeof(cur->src));
322  else
323  cur->src[0] = '\0';
324  v = ast_variable_browse(cfg, s);
325  while(v) {
326  if (!strcasecmp(v->name, "port") || !strcasecmp(v->name, "serverport")) {
327  if ((sscanf(v->value, "%5d", &x) == 1) && (x > 0) && (x < 65535)) {
328  if (!strcasecmp(v->name, "port")) {
329  cur->port = x;
330  foundportno = 1;
331  } else {
332  cur->serverport = x;
333  foundserverportno = 1;
334  }
335  } else
336  ast_log(LOG_WARNING, "Ignoring invalid %s '%s' for '%s' at line %d\n", v->name, v->value, s, v->lineno);
337  } else if (!strcasecmp(v->name, "server") || !strcasecmp(v->name, "altserver")) {
338  hp = ast_gethostbyname(v->value, &h);
339  if (hp) {
340  memcpy(&ia, hp->h_addr, sizeof(ia));
341  if (!strcasecmp(v->name, "server"))
342  cur->server = ntohl(ia.s_addr);
343  else
344  cur->altserver = ntohl(ia.s_addr);
345  } else
346  ast_log(LOG_WARNING, "Ignoring invalid %s '%s' for '%s' at line %d\n", v->name, v->value, s, v->lineno);
347  } else if (!strcasecmp(v->name, "codec")) {
348  struct ast_format *tmpfmt;
349  if ((tmpfmt = ast_format_cache_get(v->value))) {
351  ao2_ref(tmpfmt, -1);
352  } else
353  ast_log(LOG_WARNING, "Ignoring invalid codec '%s' for '%s' at line %d\n", v->value, s, v->lineno);
354  } else if (!strcasecmp(v->name, "tos")) {
355  if (ast_str2tos(v->value, &cur->tos))
356  ast_log(LOG_WARNING, "Invalid tos value at line %d, refer to QoS documentation\n", v->lineno);
357  } else if (!strcasecmp(v->name, "user")) {
358  ast_copy_string(cur->user, v->value, sizeof(cur->user));
359  if (strcmp(cur->user, v->value))
360  ast_log(LOG_WARNING, "Truncating username from '%s' to '%s' for '%s' at line %d\n", v->value, cur->user, s, v->lineno);
361  } else if (!strcasecmp(v->name, "pass")) {
362  ast_copy_string(cur->pass, v->value, sizeof(cur->pass));
363  if (strcmp(cur->pass, v->value))
364  ast_log(LOG_WARNING, "Truncating password from '%s' to '%s' for '%s' at line %d\n", v->value, cur->pass, s, v->lineno);
365  } else if (!strcasecmp(v->name, "language")) {
366  ast_copy_string(cur->lang, v->value, sizeof(cur->lang));
367  if (strcmp(cur->lang, v->value))
368  ast_log(LOG_WARNING, "Truncating language from '%s' to '%s' for '%s' at line %d\n", v->value, cur->lang, s, v->lineno);
369  } else if (!strcasecmp(v->name, "flags")) {
370  cur->flags = iax_str2flags(v->value);
371  } else if (!strncasecmp(v->name, "flags", 5) && strchr(v->name, '+')) {
372  cur->flags |= iax_str2flags(v->value);
373  } else if (!strncasecmp(v->name, "flags", 5) && strchr(v->name, '-')) {
374  cur->flags &= ~iax_str2flags(v->value);
375  } else if (strcasecmp(v->name, "template")) {
376  ast_log(LOG_WARNING, "Unknown keyword '%s' in definition of '%s' at line %d\n", v->name, s, v->lineno);
377  }
378  v = v->next;
379  }
380  if (!foundportno)
381  cur->port = IAX_DEFAULT_PORTNO;
382  if (!foundserverportno)
384  return 0;
385 }
386 
387 static int iax_process_template(struct ast_config *cfg, char *s, char *def)
388 {
389  /* Find an already existing one if there */
390  struct iax_template *cur;
391  int mallocd = 0;
392 
393  cur = iax_template_find(s, 1 /* allow dead */);
394  if (!cur) {
395  mallocd = 1;
396  cur = ast_calloc(1, sizeof(*cur));
397  if (!cur) {
398  ast_log(LOG_WARNING, "Out of memory!\n");
399  return -1;
400  }
401  /* Initialize entry */
402  ast_copy_string(cur->name, s, sizeof(cur->name));
403  cur->dead = 1;
404  }
405  if (!iax_template_parse(cur, cfg, s, def))
406  cur->dead = 0;
407 
408  /* Link if we're mallocd */
409  if (mallocd) {
413  }
414  return 0;
415 }
416 
417 static const char *ifthere(const char *s)
418 {
419  if (strlen(s))
420  return s;
421  else
422  return "<unspecified>";
423 }
424 
425 static const char *iax_server(unsigned int addr)
426 {
427  struct in_addr ia;
428 
429  if (!addr)
430  return "<unspecified>";
431 
432  ia.s_addr = htonl(addr);
433 
434  return ast_inet_ntoa(ia);
435 }
436 
437 
438 static char *iax_show_provisioning(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
439 {
440  struct iax_template *cur;
441  char server[INET_ADDRSTRLEN];
442  char alternate[INET_ADDRSTRLEN];
443  char flags[80]; /* Has to be big enough for 'flags' too */
444  int found = 0;
445 
446  switch (cmd) {
447  case CLI_INIT:
448  e->command = "iax2 show provisioning";
449  e->usage =
450  "Usage: iax2 show provisioning [template]\n"
451  " Lists all known IAX provisioning templates or a\n"
452  " specific one if specified.\n";
453  return NULL;
454  case CLI_GENERATE:
455  return iax_prov_complete_template(a->line, a->word, a->pos, a->n);
456  }
457 
458  if ((a->argc != 3) && (a->argc != 4))
459  return CLI_SHOWUSAGE;
460 
463  if ((a->argc == 3) || (!strcasecmp(a->argv[3], cur->name))) {
464  if (found)
465  ast_cli(a->fd, "\n");
466  ast_copy_string(server, iax_server(cur->server), sizeof(server));
467  ast_copy_string(alternate, iax_server(cur->altserver), sizeof(alternate));
468  ast_cli(a->fd, "== %s ==\n", cur->name);
469  ast_cli(a->fd, "Base Templ: %s\n", strlen(cur->src) ? cur->src : "<none>");
470  ast_cli(a->fd, "Username: %s\n", ifthere(cur->user));
471  ast_cli(a->fd, "Secret: %s\n", ifthere(cur->pass));
472  ast_cli(a->fd, "Language: %s\n", ifthere(cur->lang));
473  ast_cli(a->fd, "Bind Port: %d\n", cur->port);
474  ast_cli(a->fd, "Server: %s\n", server);
475  ast_cli(a->fd, "Server Port: %d\n", cur->serverport);
476  ast_cli(a->fd, "Alternate: %s\n", alternate);
477  ast_cli(a->fd, "Flags: %s\n", iax_provflags2str(flags, sizeof(flags), cur->flags));
478  ast_cli(a->fd, "Format: %s\n", iax2_getformatname(cur->format));
479  ast_cli(a->fd, "TOS: 0x%x\n", cur->tos);
480  found++;
481  }
482  }
484  if (!found) {
485  if (a->argc == 3)
486  ast_cli(a->fd, "No provisioning templates found\n");
487  else
488  ast_cli(a->fd, "No provisioning template matching '%s' found\n", a->argv[3]);
489  }
490  return CLI_SUCCESS;
491 }
492 
494  AST_CLI_DEFINE(iax_show_provisioning, "Display iax provisioning"),
495 };
496 
497 static int iax_provision_init(void)
498 {
499  ast_cli_register_multiple(cli_iax2_provision, sizeof(cli_iax2_provision) / sizeof(struct ast_cli_entry));
500  provinit = 1;
501  return 0;
502 }
503 
505 {
506  struct iax_template *cur;
507 
508  /* Drop dead or not (depending on dead) entries while locked */
511  if ((dead && cur->dead) || !dead) {
513  ast_free(cur);
514  }
515  }
518 }
519 
521 {
522  provinit = 0;
523  ast_cli_unregister_multiple(cli_iax2_provision, sizeof(cli_iax2_provision) / sizeof(struct ast_cli_entry));
524  iax_provision_free_templates(0 /* Remove all templates. */);
525 
526  return 0;
527 }
528 
530 {
531  struct ast_config *cfg;
532  struct iax_template *cur;
533  char *cat;
534  int found = 0;
535  struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
536  if (!provinit)
538 
539  cfg = ast_config_load2("iaxprov.conf", "chan_iax2", config_flags);
540  if (cfg != NULL && cfg != CONFIG_STATUS_FILEUNCHANGED && cfg != CONFIG_STATUS_FILEINVALID) {
541  /* Mark all as dead. No need for locking */
543  cur->dead = 1;
544  }
545 
546  /* Load as appropriate */
547  cat = ast_category_browse(cfg, NULL);
548  while(cat) {
549  if (strcasecmp(cat, "general")) {
550  iax_process_template(cfg, cat, found ? "default" : NULL);
551  found++;
552  ast_verb(3, "Loaded provisioning template '%s'\n", cat);
553  }
554  cat = ast_category_browse(cfg, cat);
555  }
556  ast_config_destroy(cfg);
557  } else if (cfg == CONFIG_STATUS_FILEUNCHANGED)
558  return 0;
559  else
560  ast_log(LOG_NOTICE, "No IAX provisioning configuration found, IAX provisioning disabled.\n");
561 
562  iax_provision_free_templates(1 /* remove only marked as dead */);
563 
564  /* Purge cached signature DB entries */
565  ast_db_deltree("iax/provisioning/cache", NULL);
566  return 0;
567 }
int iax_ie_append_short(struct iax_ie_data *ied, unsigned char ie, unsigned short value)
Definition: parser.c:762
#define PROV_FLAG_HEARTBEAT
Definition: provision.h:43
struct ast_variable * next
#define PROV_IE_FLAGS
Definition: provision.h:32
#define AST_CLI_DEFINE(fn, txt,...)
Definition: cli.h:197
int iax_ie_append_int(struct iax_ie_data *ied, unsigned char ie, unsigned int value)
Definition: parser.c:755
Asterisk locking-related definitions:
Asterisk main include file. File version handling, generic pbx functions.
int iax_provision_version(unsigned int *version, const char *template, int force)
Definition: provision.c:258
#define ARRAY_LEN(a)
Definition: isdn_lib.c:42
static void iax_template_copy(struct iax_template *dst, struct iax_template *src)
Definition: provision.c:143
uint64_t ast_format_compatibility_format2bitfield(const struct ast_format *format)
Convert a format structure to its respective bitfield.
static int iax_process_template(struct ast_config *cfg, char *s, char *def)
Definition: provision.c:387
int ast_cli_unregister_multiple(struct ast_cli_entry *e, int len)
Unregister multiple commands.
Definition: clicompat.c:30
struct ast_variable * ast_variable_browse(const struct ast_config *config, const char *category_name)
Definition: extconf.c:1216
char buf[BUFSIZE]
Definition: eagi_proxy.c:66
char name[80]
Definition: provision.c:57
const char * iax2_getformatname(iax2_format format)
iax2 wrapper function for ast_getformatname
Definition: chan_iax2.c:1903
descriptor for a cli entry.
Definition: cli.h:171
const int argc
Definition: cli.h:160
#define LOG_WARNING
Definition: logger.h:274
static void iax_provision_free_templates(int dead)
Definition: provision.c:504
#define CONFIG_STATUS_FILEINVALID
static int tmp()
Definition: bt_open.c:389
static const char * iax_server(unsigned int addr)
Definition: provision.c:425
struct ast_config * ast_config_load2(const char *filename, const char *who_asked, struct ast_flags flags)
Load a config file.
Definition: main/config.c:3154
Structure for variables, used for configurations and for channel variables.
void MD5Final(unsigned char digest[16], struct MD5Context *context)
Definition: md5.c:120
#define IAX_DEFAULT_PORTNO
Definition: iax2.h:128
#define PROV_FLAG_REGISTER
Definition: provision.h:41
static int iax_provision_init(void)
Definition: provision.c:497
struct iax_template::@157 list
Definition: cli.h:152
char lang[10]
Definition: provision.c:61
Definition of a media format.
Definition: format.c:43
#define ast_cli_register_multiple(e, len)
Register multiple commands.
Definition: cli.h:265
static int provinit
Definition: provision.c:53
#define ast_mutex_lock(a)
Definition: lock.h:187
static struct test_val c
unsigned int altserver
Definition: provision.c:65
#define ast_strdup(str)
A wrapper for strdup()
Definition: astmm.h:243
#define PROV_IE_USER
Definition: provision.h:26
int ast_str2tos(const char *value, unsigned int *tos)
Convert a string to the appropriate TOS value.
Definition: acl.c:967
char * ast_category_browse(struct ast_config *config, const char *prev_name)
Browse categories.
Definition: extconf.c:3328
#define NULL
Definition: resample.c:96
static const char * ifthere(const char *s)
Definition: provision.c:417
int value
Definition: syslog.c:37
void ast_cli(int fd, const char *fmt,...)
Definition: clicompat.c:6
char * iax_provflags2str(char *buf, int buflen, unsigned int flags)
Definition: provision.c:90
#define AST_LIST_TRAVERSE_SAFE_END
Closes a safe loop traversal block.
Definition: linkedlists.h:614
#define PROV_FLAG_SECURE
Definition: provision.h:42
#define ast_verb(level,...)
Definition: logger.h:463
void MD5Init(struct MD5Context *context)
Definition: md5.c:57
const char * line
Definition: cli.h:162
Implementation of the IAX2 protocol.
#define ast_format_cache_get(name)
Definition: format_cache.h:286
Utility functions.
#define ast_strlen_zero(foo)
Definition: strings.h:52
#define PROV_FLAG_DIS_THREEWAY
Definition: provision.h:49
unsigned short port
Definition: provision.c:62
Configuration File Parser.
#define ast_debug(level,...)
Log a DEBUG message.
Definition: logger.h:452
char * iax_prov_complete_template(const char *line, const char *word, int pos, int state)
Definition: provision.c:179
#define ast_log
Definition: astobj2.c:42
static struct iax_template * iax_template_find(const char *s, int allowdead)
Definition: provision.c:163
const int fd
Definition: cli.h:159
const int n
Definition: cli.h:165
Access Control of various sorts.
#define PROV_IE_FORMAT
Definition: provision.h:33
#define AST_LIST_REMOVE_CURRENT(field)
Removes the current entry from a list during a traversal.
Definition: linkedlists.h:556
Asterisk internal frame definitions.
unsigned short serverport
Definition: provision.c:64
#define ao2_ref(o, delta)
Definition: astobj2.h:464
static unsigned int prov_ver_calc(struct iax_ie_data *provdata)
Definition: provision.c:199
void ast_config_destroy(struct ast_config *config)
Destroys a config.
Definition: extconf.c:1290
#define PROV_IE_SERVERPORT
Definition: provision.h:36
#define CONFIG_STATUS_FILEUNCHANGED
#define PROV_FLAG_DIS_CALLERID
Definition: provision.h:46
const char *const * argv
Definition: cli.h:161
void MD5Update(struct MD5Context *context, unsigned char const *buf, unsigned len)
Definition: md5.c:72
int pos
Definition: parser.h:150
IAX2 Provisioning protocol.
char user[20]
Definition: provision.c:59
#define AST_LIST_HEAD_NOLOCK_STATIC(name, type)
Defines a structure to be used to hold a list of specified type, statically initialized.
Definition: linkedlists.h:345
#define LOG_ERROR
Definition: logger.h:285
#define PROV_FLAG_DEBUG
Definition: provision.h:44
Implementation of Inter-Asterisk eXchange, version 2 iax2-parser::c iax2-parser.h chan_iax2...
Media Format Bitfield Compatibility API.
char * name
Definition: provision.c:77
#define PROV_FLAG_DIS_CIDCW
Definition: provision.h:48
#define CLI_SHOWUSAGE
Definition: cli.h:45
iax2_format format
Definition: provision.c:67
static int len(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
char pass[20]
Definition: provision.c:60
unsigned int flags
Definition: provision.c:66
unsigned int server
Definition: provision.c:63
#define LOG_NOTICE
Definition: logger.h:263
#define AST_LIST_TRAVERSE(head, var, field)
Loops over (traverses) the entries in a list.
Definition: linkedlists.h:490
#define AST_LIST_ENTRY(type)
Declare a forward link structure inside a list entry.
Definition: linkedlists.h:409
#define AST_LIST_INSERT_HEAD(head, elm, field)
Inserts a list entry at the head of a list.
Definition: linkedlists.h:710
static char version[AST_MAX_EXTENSION]
Definition: chan_ooh323.c:391
const char * ast_inet_ntoa(struct in_addr ia)
thread-safe replacement for inet_ntoa().
Definition: main/utils.c:782
#define ast_free(a)
Definition: astmm.h:182
char * command
Definition: cli.h:186
#define ast_calloc(num, len)
A wrapper for calloc()
Definition: astmm.h:204
static int reload(void)
Definition: cdr_mysql.c:741
#define PROV_IE_PORTNO
Definition: provision.h:25
static unsigned int iax_str2flags(const char *buf)
Definition: provision.c:114
static struct iax_flag iax_flags[]
const char * word
Definition: cli.h:163
static struct ast_cli_entry cli_iax2_provision[]
Definition: provision.c:493
int ast_db_get(const char *family, const char *key, char *value, int valuelen)
Get key value specified by family/key.
Definition: main/db.c:412
unsigned char buf[1024]
Definition: parser.h:149
structure to hold users read from users.conf
Structure used to handle boolean flags.
Definition: utils.h:199
Definition: md5.h:26
const char * usage
Definition: cli.h:177
int iax_ie_append_byte(struct iax_ie_data *ied, unsigned char ie, unsigned char dat)
Definition: parser.c:774
unsigned int tos
Definition: provision.c:68
int iax_ie_append_str(struct iax_ie_data *ied, unsigned char ie, const char *str)
Definition: parser.c:769
#define CLI_SUCCESS
Definition: cli.h:44
const char * ast_variable_retrieve(struct ast_config *config, const char *category, const char *variable)
Definition: main/config.c:694
static int iax_template_parse(struct iax_template *cur, struct ast_config *cfg, const char *s, const char *def)
Definition: provision.c:282
struct hostent * ast_gethostbyname(const char *host, struct ast_hostent *hp)
Thread-safe gethostbyname function to use in Asterisk.
Definition: main/utils.c:197
static ast_mutex_t provlock
Definition: provision.c:74
#define PROV_IE_SERVERIP
Definition: provision.h:35
Standard Command Line Interface.
void ast_copy_string(char *dst, const char *src, size_t size)
Size-limited null-terminating string copy.
Definition: strings.h:401
const int pos
Definition: cli.h:164
int iax_provision_unload(void)
Definition: provision.c:520
char src[80]
Definition: provision.c:58
int iax_provision_build(struct iax_ie_data *provdata, unsigned int *signature, const char *template, int force)
Definition: provision.c:209
#define PROV_IE_ALTSERVER
Definition: provision.h:39
int value
Definition: provision.c:78
int ast_db_put(const char *family, const char *key, const char *value)
Store value addressed by family/key.
Definition: main/db.c:327
#define AST_LIST_TRAVERSE_SAFE_BEGIN(head, var, field)
Loops safely over (traverses) the entries in a list.
Definition: linkedlists.h:528
#define PROV_FLAG_DIS_CALLWAIT
Definition: provision.h:47
#define PROV_IE_TOS
Definition: provision.h:31
int iax_provision_reload(int reload)
Definition: provision.c:529
static struct hostent * hp
Definition: chan_skinny.c:1236
MD5 digest functions.
#define PROV_IE_PASS
Definition: provision.h:27
Persistant data storage (akin to *doze registry)
#define AST_MUTEX_DEFINE_STATIC(mutex)
Definition: lock.h:518
int ast_db_deltree(const char *family, const char *keytree)
Delete one or more entries in astdb.
Definition: main/db.c:457
#define PROV_IE_LANG
Definition: provision.h:30
int64_t iax2_format
Definition: iax2.h:222
Media Format Cache API.
short word
#define ast_mutex_unlock(a)
Definition: lock.h:188
static char * iax_show_provisioning(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
Definition: provision.c:438
#define PROV_IE_PROVVER
Definition: provision.h:38
static struct test_val a