#include "asterisk.h"
#include <math.h>
#include <sys/time.h>
#include "asterisk/lock.h"
#include "asterisk/file.h"
#include "asterisk/channel.h"
#include "asterisk/app.h"
#include "asterisk/indications.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/translate.h"
#include "asterisk/ulaw.h"
#include "asterisk/callerid.h"
#include "asterisk/stringfields.h"
Go to the source code of this file.
Enumerations | |
enum | { NOANSWER_FLAG = (1 << 0), POUND_TO_END_FLAG = (1 << 1) } |
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
static int | disa_exec (struct ast_channel *chan, void *data) |
static int | load_module (void) |
static void | play_dialtone (struct ast_channel *chan, char *mailbox) |
static int | unload_module (void) |
Variables | |
static struct ast_module_info | __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "DISA (Direct Inward System Access) Application" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "068e67f60f50dd9ee86464c05884a49d" , .load = load_module, .unload = unload_module, } |
static char * | app = "DISA" |
static struct ast_app_option | app_opts [128] = { [ 'n' ] = { .flag = NOANSWER_FLAG }, [ 'p' ] = { .flag = POUND_TO_END_FLAG },} |
static const struct ast_module_info * | ast_module_info = &__mod_info |
static char * | descrip |
enum { ... } | option_flags |
static char * | synopsis = "DISA (Direct Inward System Access)" |
Definition in file app_disa.c.
anonymous enum |
Definition at line 93 of file app_disa.c.
00093 { 00094 NOANSWER_FLAG = (1 << 0), 00095 POUND_TO_END_FLAG = (1 << 1), 00096 } option_flags;
static void __reg_module | ( | void | ) | [static] |
Definition at line 373 of file app_disa.c.
static void __unreg_module | ( | void | ) | [static] |
Definition at line 373 of file app_disa.c.
static int disa_exec | ( | struct ast_channel * | chan, | |
void * | data | |||
) | [static] |
Definition at line 116 of file app_disa.c.
References ast_channel::_state, app_opts, ast_answer(), AST_APP_ARG, ast_app_parse_options(), ast_clear_flag, AST_CONTROL_HANGUP, ast_copy_string(), ast_debug, AST_DECLARE_APP_ARGS, ast_exists_extension(), AST_FLAG_END_DTMF_ONLY, AST_FRAME_CONTROL, AST_FRAME_DTMF, ast_frfree, ast_ignore_pattern(), ast_log(), ast_matchmore_extension(), AST_MAX_EXTENSION, ast_playtones_stop(), ast_read(), ast_set_flag, AST_STANDARD_APP_ARGS, AST_STATE_UP, ast_strdupa, ast_strlen_zero(), ast_test_flag, ast_tvdiff_ms(), ast_tvnow(), ast_waitfor(), chan, ast_channel::cid, ast_callerid::cid_num, ast_channel::context, context, ast_pbx::dtimeout, exten, f, firstdigittimeout, ast_flags::flags, LOG_WARNING, mailbox, ast_channel::name, NOANSWER_FLAG, ast_channel::pbx, play_dialtone(), POUND_TO_END_FLAG, and ast_pbx::rtimeout.
Referenced by load_module().
00117 { 00118 int i = 0, j, k = 0, did_ignore = 0, special_noanswer = 0; 00119 int firstdigittimeout = (chan->pbx ? chan->pbx->rtimeout * 1000 : 20000); 00120 int digittimeout = (chan->pbx ? chan->pbx->dtimeout * 1000 : 10000); 00121 struct ast_flags flags; 00122 char *tmp, exten[AST_MAX_EXTENSION] = "", acctcode[20]=""; 00123 char pwline[256]; 00124 char ourcidname[256],ourcidnum[256]; 00125 struct ast_frame *f; 00126 struct timeval lastdigittime; 00127 int res; 00128 FILE *fp; 00129 AST_DECLARE_APP_ARGS(args, 00130 AST_APP_ARG(passcode); 00131 AST_APP_ARG(context); 00132 AST_APP_ARG(cid); 00133 AST_APP_ARG(mailbox); 00134 AST_APP_ARG(options); 00135 ); 00136 00137 if (ast_strlen_zero(data)) { 00138 ast_log(LOG_WARNING, "DISA requires an argument (passcode/passcode file)\n"); 00139 return -1; 00140 } 00141 00142 ast_debug(1, "Digittimeout: %d\n", digittimeout); 00143 ast_debug(1, "Responsetimeout: %d\n", firstdigittimeout); 00144 00145 tmp = ast_strdupa(data); 00146 00147 AST_STANDARD_APP_ARGS(args, tmp); 00148 00149 if (ast_strlen_zero(args.context)) 00150 args.context = "disa"; 00151 if (ast_strlen_zero(args.mailbox)) 00152 args.mailbox = ""; 00153 if (!ast_strlen_zero(args.options)) 00154 ast_app_parse_options(app_opts, &flags, NULL, args.options); 00155 00156 ast_debug(1, "Mailbox: %s\n",args.mailbox); 00157 00158 if (!ast_test_flag(&flags, NOANSWER_FLAG)) { 00159 if (chan->_state != AST_STATE_UP) { 00160 /* answer */ 00161 ast_answer(chan); 00162 } 00163 } else 00164 special_noanswer = 1; 00165 00166 ast_debug(1, "Context: %s\n",args.context); 00167 00168 if (!strcasecmp(args.passcode, "no-password")) { 00169 k |= 1; /* We have the password */ 00170 ast_debug(1, "DISA no-password login success\n"); 00171 } 00172 00173 lastdigittime = ast_tvnow(); 00174 00175 play_dialtone(chan, args.mailbox); 00176 00177 ast_set_flag(chan, AST_FLAG_END_DTMF_ONLY); 00178 00179 for (;;) { 00180 /* if outa time, give em reorder */ 00181 if (ast_tvdiff_ms(ast_tvnow(), lastdigittime) > ((k&2) ? digittimeout : firstdigittimeout)) { 00182 ast_debug(1,"DISA %s entry timeout on chan %s\n", 00183 ((k&1) ? "extension" : "password"),chan->name); 00184 break; 00185 } 00186 00187 if ((res = ast_waitfor(chan, -1) < 0)) { 00188 ast_debug(1, "Waitfor returned %d\n", res); 00189 continue; 00190 } 00191 00192 if (!(f = ast_read(chan))) { 00193 ast_clear_flag(chan, AST_FLAG_END_DTMF_ONLY); 00194 return -1; 00195 } 00196 00197 if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP)) { 00198 ast_frfree(f); 00199 ast_clear_flag(chan, AST_FLAG_END_DTMF_ONLY); 00200 return -1; 00201 } 00202 00203 /* If the frame coming in is not DTMF, just drop it and continue */ 00204 if (f->frametype != AST_FRAME_DTMF) { 00205 ast_frfree(f); 00206 continue; 00207 } 00208 00209 j = f->subclass; /* save digit */ 00210 ast_frfree(f); 00211 00212 if (!i) { 00213 k |= 2; /* We have the first digit */ 00214 ast_playtones_stop(chan); 00215 } 00216 00217 lastdigittime = ast_tvnow(); 00218 00219 /* got a DTMF tone */ 00220 if (i < AST_MAX_EXTENSION) { /* if still valid number of digits */ 00221 if (!(k&1)) { /* if in password state */ 00222 if (j == '#') { /* end of password */ 00223 /* see if this is an integer */ 00224 if (sscanf(args.passcode,"%d",&j) < 1) { /* nope, it must be a filename */ 00225 fp = fopen(args.passcode,"r"); 00226 if (!fp) { 00227 ast_log(LOG_WARNING,"DISA password file %s not found on chan %s\n",args.passcode,chan->name); 00228 ast_clear_flag(chan, AST_FLAG_END_DTMF_ONLY); 00229 return -1; 00230 } 00231 pwline[0] = 0; 00232 while(fgets(pwline,sizeof(pwline) - 1,fp)) { 00233 if (!pwline[0]) 00234 continue; 00235 if (pwline[strlen(pwline) - 1] == '\n') 00236 pwline[strlen(pwline) - 1] = 0; 00237 if (!pwline[0]) 00238 continue; 00239 /* skip comments */ 00240 if (pwline[0] == '#') 00241 continue; 00242 if (pwline[0] == ';') 00243 continue; 00244 00245 AST_STANDARD_APP_ARGS(args, pwline); 00246 00247 ast_debug(1, "Mailbox: %s\n",args.mailbox); 00248 00249 /* password must be in valid format (numeric) */ 00250 if (sscanf(args.passcode,"%d", &j) < 1) 00251 continue; 00252 /* if we got it */ 00253 if (!strcmp(exten,args.passcode)) { 00254 if (ast_strlen_zero(args.context)) 00255 args.context = "disa"; 00256 if (ast_strlen_zero(args.mailbox)) 00257 args.mailbox = ""; 00258 break; 00259 } 00260 } 00261 fclose(fp); 00262 } 00263 /* compare the two */ 00264 if (strcmp(exten,args.passcode)) { 00265 ast_log(LOG_WARNING,"DISA on chan %s got bad password %s\n",chan->name,exten); 00266 goto reorder; 00267 00268 } 00269 /* password good, set to dial state */ 00270 ast_debug(1,"DISA on chan %s password is good\n",chan->name); 00271 play_dialtone(chan, args.mailbox); 00272 00273 k|=1; /* In number mode */ 00274 i = 0; /* re-set buffer pointer */ 00275 exten[sizeof(acctcode)] = 0; 00276 ast_copy_string(acctcode, exten, sizeof(acctcode)); 00277 exten[0] = 0; 00278 ast_debug(1,"Successful DISA log-in on chan %s\n", chan->name); 00279 continue; 00280 } 00281 } else { 00282 if (j == '#') { /* end of extension .. maybe */ 00283 if (i == 0 && 00284 (ast_matchmore_extension(chan, args.context, "#", 1, chan->cid.cid_num) || 00285 ast_exists_extension(chan, args.context, "#", 1, chan->cid.cid_num)) ) { 00286 /* Let the # be the part of, or the entire extension */ 00287 } else { 00288 break; 00289 } 00290 } 00291 } 00292 00293 exten[i++] = j; /* save digit */ 00294 exten[i] = 0; 00295 if (!(k&1)) 00296 continue; /* if getting password, continue doing it */ 00297 /* if this exists */ 00298 00299 /* user wants end of number, remove # */ 00300 if (ast_test_flag(&flags, POUND_TO_END_FLAG) && j == '#') { 00301 exten[--i] = 0; 00302 break; 00303 } 00304 00305 if (ast_ignore_pattern(args.context, exten)) { 00306 play_dialtone(chan, ""); 00307 did_ignore = 1; 00308 } else 00309 if (did_ignore) { 00310 ast_playtones_stop(chan); 00311 did_ignore = 0; 00312 } 00313 00314 /* if can do some more, do it */ 00315 if (!ast_matchmore_extension(chan,args.context,exten,1, chan->cid.cid_num)) { 00316 break; 00317 } 00318 } 00319 } 00320 00321 ast_clear_flag(chan, AST_FLAG_END_DTMF_ONLY); 00322 00323 if (k == 3) { 00324 int recheck = 0; 00325 struct ast_flags flags = { AST_CDR_FLAG_POSTED }; 00326 00327 if (!ast_exists_extension(chan, args.context, exten, 1, chan->cid.cid_num)) { 00328 pbx_builtin_setvar_helper(chan, "INVALID_EXTEN", exten); 00329 exten[0] = 'i'; 00330 exten[1] = '\0'; 00331 recheck = 1; 00332 } 00333 if (!recheck || ast_exists_extension(chan, args.context, exten, 1, chan->cid.cid_num)) { 00334 ast_playtones_stop(chan); 00335 /* We're authenticated and have a target extension */ 00336 if (!ast_strlen_zero(args.cid)) { 00337 ast_callerid_split(args.cid, ourcidname, sizeof(ourcidname), ourcidnum, sizeof(ourcidnum)); 00338 ast_set_callerid(chan, ourcidnum, ourcidname, ourcidnum); 00339 } 00340 00341 if (!ast_strlen_zero(acctcode)) 00342 ast_string_field_set(chan, accountcode, acctcode); 00343 00344 if (special_noanswer) flags.flags = 0; 00345 ast_cdr_reset(chan->cdr, &flags); 00346 ast_explicit_goto(chan, args.context, exten, 1); 00347 return 0; 00348 } 00349 } 00350 00351 /* Received invalid, but no "i" extension exists in the given context */ 00352 00353 reorder: 00354 /* Play congestion for a bit */ 00355 ast_indicate(chan, AST_CONTROL_CONGESTION); 00356 ast_safe_sleep(chan, 10*1000); 00357 00358 ast_playtones_stop(chan); 00359 00360 return -1; 00361 }
static int load_module | ( | void | ) | [static] |
Definition at line 368 of file app_disa.c.
References ast_register_application, and disa_exec().
00369 { 00370 return ast_register_application(app, disa_exec, synopsis, descrip); 00371 }
static void play_dialtone | ( | struct ast_channel * | chan, | |
char * | mailbox | |||
) | [static] |
Definition at line 103 of file app_disa.c.
References ast_app_has_voicemail(), ast_get_indication_tone(), ast_playtones_start(), ast_tonepair_start(), chan, tone_zone_sound::data, and ast_channel::zone.
Referenced by disa_exec().
00104 { 00105 const struct tone_zone_sound *ts = NULL; 00106 if(ast_app_has_voicemail(mailbox, NULL)) 00107 ts = ast_get_indication_tone(chan->zone, "dialrecall"); 00108 else 00109 ts = ast_get_indication_tone(chan->zone, "dial"); 00110 if (ts) 00111 ast_playtones_start(chan, 0, ts->data, 0); 00112 else 00113 ast_tonepair_start(chan, 350, 440, 0, 0); 00114 }
static int unload_module | ( | void | ) | [static] |
Definition at line 363 of file app_disa.c.
References ast_unregister_application().
00364 { 00365 return ast_unregister_application(app); 00366 }
struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "DISA (Direct Inward System Access) Application" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "068e67f60f50dd9ee86464c05884a49d" , .load = load_module, .unload = unload_module, } [static] |
Definition at line 373 of file app_disa.c.
char* app = "DISA" [static] |
Definition at line 48 of file app_disa.c.
struct ast_app_option app_opts[128] = { [ 'n' ] = { .flag = NOANSWER_FLAG }, [ 'p' ] = { .flag = POUND_TO_END_FLAG },} [static] |
Definition at line 101 of file app_disa.c.
Referenced by app_exec(), disa_exec(), record_exec(), and softhangup_exec().
const struct ast_module_info* ast_module_info = &__mod_info [static] |
Definition at line 373 of file app_disa.c.
char* descrip [static] |
Definition at line 52 of file app_disa.c.
enum { ... } option_flags |
char* synopsis = "DISA (Direct Inward System Access)" [static] |
Definition at line 50 of file app_disa.c.