#include "asterisk.h"
#include <time.h>
#include <math.h>
#include <ctype.h>
#include "asterisk/ulaw.h"
#include "asterisk/alaw.h"
#include "asterisk/frame.h"
#include "asterisk/channel.h"
#include "asterisk/callerid.h"
#include "asterisk/fskmodem.h"
#include "asterisk/utils.h"
Go to the source code of this file.
Data Structures | |
struct | ast_value_translation |
struct | callerid_state |
Defines | |
#define | AST_CALLERID_UNKNOWN "<unknown>" |
#define | CALLERID_MARK 1200.0 |
#define | CALLERID_SPACE 2200.0 |
#define | CAS_FREQ1 2130.0 |
#define | CAS_FREQ2 2750.0 |
#define | SAS_FREQ 440.0 |
Functions | |
static int | __ast_callerid_generate (unsigned char *buf, const char *name, const char *number, int callwaiting, format_t codec) |
int | ast_callerid_callwaiting_generate (unsigned char *buf, const char *name, const char *number, format_t codec) |
Generate Caller-ID spill but in a format suitable for Call Waiting(tm)'s Caller*ID(tm). | |
int | ast_callerid_generate (unsigned char *buf, const char *name, const char *number, format_t codec) |
Generate Caller-ID spill from the "callerid" field of asterisk (in e-mail address like format). | |
char * | ast_callerid_merge (char *buf, int bufsiz, const char *name, const char *num, const char *unknown) |
int | ast_callerid_parse (char *instr, char **name, char **location) |
Destructively parse inbuf into name and location (or number). | |
int | ast_callerid_split (const char *buf, char *name, int namelen, char *num, int numlen) |
int | ast_callerid_vmwi_generate (unsigned char *buf, int active, int type, format_t codec, const char *name, const char *number, int flags) |
Generate message waiting indicator. | |
const char * | ast_connected_line_source_describe (int data) |
Convert connected line update source value to explanatory string. | |
const char * | ast_connected_line_source_name (int data) |
Convert connected line update source value to text code. | |
int | ast_connected_line_source_parse (const char *data) |
Convert connected line update source text code to value (used in config file parsing). | |
const char * | ast_describe_caller_presentation (int data) |
Convert caller ID pres value to explanatory string. | |
int | ast_gen_cas (unsigned char *outbuf, int sendsas, int len, format_t codec) |
Generate a CAS (CPE Alert Signal) tone for 'n' samples. | |
int | ast_is_shrinkable_phonenumber (const char *exten) |
Check if a string consists only of digits and and + # ( ) - . (meaning it can be cleaned with ast_shrink_phone_number). | |
static int | ast_is_valid_string (const char *exten, const char *valid) |
Checks if phone number consists of valid characters. | |
int | ast_isphonenumber (const char *n) |
Check if a string consists only of digits and + #. | |
const char * | ast_named_caller_presentation (int data) |
Convert caller ID pres value to text code. | |
int | ast_parse_caller_presentation (const char *data) |
Convert caller ID text code to value (used in config file parsing). | |
const char * | ast_party_name_charset_describe (int data) |
Convert ast_party_name.char_set value to explanatory string. | |
int | ast_party_name_charset_parse (const char *data) |
Convert ast_party_name.char_set text code to value (used in config file parsing). | |
const char * | ast_party_name_charset_str (int data) |
Convert ast_party_name.char_set value to text code. | |
const char * | ast_redirecting_reason_describe (int data) |
Convert redirecting reason value to explanatory string. | |
const char * | ast_redirecting_reason_name (int data) |
Convert redirecting reason value to text code. | |
int | ast_redirecting_reason_parse (const char *data) |
Convert redirecting reason text code to value (used in config file parsing). | |
void | ast_shrink_phone_number (char *n) |
Shrink a phone number in place to just digits (more accurately it just removes ()'s, .'s, and -'s... | |
static unsigned short | calc_crc (unsigned short crc, unsigned char data) |
int | callerid_feed (struct callerid_state *cid, unsigned char *ubuf, int len, format_t codec) |
Read samples into the state machine. | |
int | callerid_feed_jp (struct callerid_state *cid, unsigned char *ubuf, int len, format_t codec) |
Read samples into the state machine. | |
void | callerid_free (struct callerid_state *cid) |
This function frees callerid_state cid. | |
int | callerid_generate (unsigned char *buf, const char *number, const char *name, int flags, int callwaiting, format_t codec) |
Generates a CallerID FSK stream in ulaw format suitable for transmission. | |
static int | callerid_genmsg (char *msg, int size, const char *number, const char *name, int flags) |
void | callerid_get (struct callerid_state *cid, char **name, char **number, int *flags) |
Extract info out of callerID state machine. Flags are listed above. | |
void | callerid_get_dtmf (char *cidstring, char *number, int *flags) |
Get and parse DTMF-based callerid. | |
void | callerid_init (void) |
CallerID Initialization. | |
callerid_state * | callerid_new (int cid_signalling) |
Create a callerID state machine. | |
static void | gen_tone (unsigned char *buf, int len, format_t codec, float ddr1, float ddi1, float *cr1, float *ci1) |
static void | gen_tones (unsigned char *buf, int len, format_t codec, float ddr1, float ddi1, float ddr2, float ddi2, float *cr1, float *ci1, float *cr2, float *ci2) |
Variables | |
float | casdi1 |
float | casdi2 |
float | casdr1 |
float | casdr2 |
float | cid_di [4] |
float | cid_dr [4] |
float | clidsb = 8000.0 / 1200.0 |
static struct ast_value_translation | connected_line_source_types [] |
Translation table for connected line update source settings. | |
static struct ast_value_translation | party_name_charset_tbl [] |
Translation table for ast_party_name char-set settings. | |
static struct ast_value_translation | pres_types [] |
Translation table for Caller ID Presentation settings. | |
static struct ast_value_translation | redirecting_reason_types [] |
Translation table for redirecting reason settings. | |
float | sasdi |
float | sasdr |
Definition in file callerid.c.
#define AST_CALLERID_UNKNOWN "<unknown>" |
Definition at line 72 of file callerid.c.
#define CALLERID_MARK 1200.0 |
#define CALLERID_SPACE 2200.0 |
#define CAS_FREQ1 2130.0 |
#define CAS_FREQ2 2750.0 |
#define SAS_FREQ 440.0 |
static int __ast_callerid_generate | ( | unsigned char * | buf, | |
const char * | name, | |||
const char * | number, | |||
int | callwaiting, | |||
format_t | codec | |||
) | [static] |
Definition at line 1054 of file callerid.c.
References ast_strlen_zero(), and callerid_generate().
Referenced by ast_callerid_callwaiting_generate(), and ast_callerid_generate().
01055 { 01056 if (ast_strlen_zero(name)) 01057 name = NULL; 01058 if (ast_strlen_zero(number)) 01059 number = NULL; 01060 return callerid_generate(buf, number, name, 0, callwaiting, codec); 01061 }
int ast_callerid_callwaiting_generate | ( | unsigned char * | buf, | |
const char * | name, | |||
const char * | number, | |||
format_t | codec | |||
) |
Generate Caller-ID spill but in a format suitable for Call Waiting(tm)'s Caller*ID(tm).
Definition at line 1068 of file callerid.c.
References __ast_callerid_generate().
Referenced by my_send_callerid(), and send_cwcidspill().
01069 { 01070 return __ast_callerid_generate(buf, name, number, 1, codec); 01071 }
int ast_callerid_generate | ( | unsigned char * | buf, | |
const char * | name, | |||
const char * | number, | |||
format_t | codec | |||
) |
Generate Caller-ID spill from the "callerid" field of asterisk (in e-mail address like format).
buf | buffer for output samples. See callerid_generate() for details regarding buffer. | |
name | Caller-ID Name | |
number | Caller-ID Number | |
codec | Asterisk codec (either AST_FORMAT_ALAW or AST_FORMAT_ULAW) |
Definition at line 1063 of file callerid.c.
References __ast_callerid_generate().
Referenced by my_send_callerid().
01064 { 01065 return __ast_callerid_generate(buf, name, number, 0, codec); 01066 }
char* ast_callerid_merge | ( | char * | buf, | |
int | bufsiz, | |||
const char * | name, | |||
const char * | num, | |||
const char * | unknown | |||
) |
Definition at line 1073 of file callerid.c.
References ast_copy_string().
Referenced by _sip_show_peer(), _skinny_show_line(), handle_cli_iax2_show_peer(), leave_voicemail(), prep_email_sub_vars(), set_one_cid(), and sip_show_user().
01074 { 01075 if (!unknown) 01076 unknown = "<unknown>"; 01077 if (name && num) 01078 snprintf(buf, bufsiz, "\"%s\" <%s>", name, num); 01079 else if (name) 01080 ast_copy_string(buf, name, bufsiz); 01081 else if (num) 01082 ast_copy_string(buf, num, bufsiz); 01083 else 01084 ast_copy_string(buf, unknown, bufsiz); 01085 return buf; 01086 }
int ast_callerid_parse | ( | char * | instr, | |
char ** | name, | |||
char ** | location | |||
) |
Destructively parse inbuf into name and location (or number).
Parses callerid stream from inbuf and changes into useable form, outputed in name and location.
instr | buffer of callerid stream (in audio form) to be parsed. Warning, data in buffer is changed. | |
name | address of a pointer-to-char for the name value of the stream. | |
location | address of a pointer-to-char for the phone number value of the stream. |
Definition at line 1005 of file callerid.c.
References ast_copy_string(), ast_isphonenumber(), ast_shrink_phone_number(), ast_skip_blanks(), and ast_trim_blanks().
Referenced by action_originate(), advanced_options(), ast_callerid_split(), ast_privacy_check(), ast_privacy_set(), dial_exec_full(), handle_setcallerid(), misdn_new(), play_message_callerid(), read_config(), rpt_call(), and unistim_new().
01006 { 01007 char *ns, *ne, *ls, *le; 01008 01009 /* Try "name" <location> format or name <location> format */ 01010 if ((ls = strrchr(instr, '<')) && (le = strrchr(ls, '>'))) { 01011 *ls = *le = '\0'; /* location found, trim off the brackets */ 01012 *location = ls + 1; /* and this is the result */ 01013 if ((ns = strchr(instr, '"')) && (ne = strchr(ns + 1, '"'))) { 01014 *ns = *ne = '\0'; /* trim off the quotes */ 01015 *name = ns + 1; /* and this is the name */ 01016 } else if (ns) { 01017 /* An opening quote was found but no closing quote was. The closing 01018 * quote may actually be after the end of the bracketed number 01019 */ 01020 if (strchr(le + 1, '\"')) { 01021 *ns = '\0'; 01022 *name = ns + 1; 01023 ast_trim_blanks(*name); 01024 } else { 01025 *name = NULL; 01026 } 01027 } else { /* no quotes, trim off leading and trailing spaces */ 01028 *name = ast_skip_blanks(instr); 01029 ast_trim_blanks(*name); 01030 } 01031 } else { /* no valid brackets */ 01032 char tmp[256]; 01033 01034 ast_copy_string(tmp, instr, sizeof(tmp)); 01035 ast_shrink_phone_number(tmp); 01036 if (ast_isphonenumber(tmp)) { /* Assume it's just a location */ 01037 *name = NULL; 01038 strcpy(instr, tmp); /* safe, because tmp will always be the same size or smaller than instr */ 01039 *location = instr; 01040 } else { /* Assume it's just a name. */ 01041 *location = NULL; 01042 if ((ns = strchr(instr, '"')) && (ne = strchr(ns + 1, '"'))) { 01043 *ns = *ne = '\0'; /* trim off the quotes */ 01044 *name = ns + 1; /* and this is the name */ 01045 } else { /* no quotes, trim off leading and trailing spaces */ 01046 *name = ast_skip_blanks(instr); 01047 ast_trim_blanks(*name); 01048 } 01049 } 01050 } 01051 return 0; 01052 }
int ast_callerid_split | ( | const char * | buf, | |
char * | name, | |||
int | namelen, | |||
char * | num, | |||
int | numlen | |||
) |
Definition at line 1088 of file callerid.c.
References ast_callerid_parse(), ast_copy_string(), ast_shrink_phone_number(), and ast_strdupa.
Referenced by apply_outgoing(), build_peer(), build_user(), callerid_read(), config_parse_variables(), load_module(), party_id_write(), prep_email_sub_vars(), store_callerid(), and update_common_options().
01089 { 01090 char *tmp; 01091 char *l = NULL, *n = NULL; 01092 01093 tmp = ast_strdupa(buf); 01094 ast_callerid_parse(tmp, &n, &l); 01095 if (n) 01096 ast_copy_string(name, n, namelen); 01097 else 01098 name[0] = '\0'; 01099 if (l) { 01100 ast_shrink_phone_number(l); 01101 ast_copy_string(num, l, numlen); 01102 } else 01103 num[0] = '\0'; 01104 return 0; 01105 }
int ast_callerid_vmwi_generate | ( | unsigned char * | buf, | |
int | active, | |||
int | type, | |||
format_t | codec, | |||
const char * | name, | |||
const char * | number, | |||
int | flags | |||
) |
Generate message waiting indicator.
buf | ||
active | The message indicator state -- either 0 no messages in mailbox or 1 messages in mailbox | |
type | Format of message (any of CID_MWI_TYPE_*) | |
codec | ||
name | ||
number | ||
flags |
Definition at line 807 of file callerid.c.
References callerid_genmsg(), CID_MWI_TYPE_MDMF, CID_MWI_TYPE_MDMF_FULL, len(), PUT_BYTE, PUT_CLID, and PUT_CLID_MARKMS.
Referenced by mwi_send_init().
00809 { 00810 char msg[256]; 00811 int len = 0; 00812 int sum; 00813 int x; 00814 int bytes = 0; 00815 float cr = 1.0; 00816 float ci = 0.0; 00817 float scont = 0.0; 00818 00819 if (type == CID_MWI_TYPE_MDMF_FULL) { 00820 /* MDMF Message waiting with date, number, name and MWI parameter */ 00821 msg[0] = 0x82; 00822 00823 /* put date, number info at the right place */ 00824 len = callerid_genmsg(msg+2, sizeof(msg)-2, number, name, flags); 00825 00826 /* length of MDMF CLI plus Message Waiting Structure */ 00827 msg[1] = len+3; 00828 00829 /* Go to the position to write to */ 00830 len = len+2; 00831 00832 /* "Message Waiting Parameter" */ 00833 msg[len++] = 0x0b; 00834 /* Length of IE is one */ 00835 msg[len++] = 1; 00836 /* Active or not */ 00837 if (active) 00838 msg[len++] = 0xff; 00839 else 00840 msg[len++] = 0x00; 00841 00842 } else if (type == CID_MWI_TYPE_MDMF) { 00843 /* MDMF Message waiting only */ 00844 /* same as above except that the we only put MWI parameter */ 00845 msg[len++] = 0x82; 00846 /* Length is 3 */ 00847 msg[len++] = 3; 00848 /* IE is "Message Waiting Parameter" */ 00849 msg[len++] = 0x0b; 00850 /* Length of IE is one */ 00851 msg[len++] = 1; 00852 /* Active or not */ 00853 if (active) 00854 msg[len++] = 0xff; 00855 else 00856 msg[len++] = 0x00; 00857 } else { 00858 /* SDMF Message waiting */ 00859 msg[len++] = 0x6; 00860 /* Length is 3 */ 00861 msg[len++] = 3; 00862 if (active) { 00863 msg[len++] = 0x42; 00864 msg[len++] = 0x42; 00865 msg[len++] = 0x42; 00866 } else { 00867 msg[len++] = 0x6f; 00868 msg[len++] = 0x6f; 00869 msg[len++] = 0x6f; 00870 } 00871 } 00872 sum = 0; 00873 for (x = 0; x < len; x++) 00874 sum += msg[x]; 00875 sum = (256 - (sum & 255)); 00876 msg[len++] = sum; 00877 /* Wait a half a second */ 00878 for (x = 0; x < 4000; x++) 00879 PUT_BYTE(0x7f); 00880 /* Transmit 30 0x55's (looks like a square wave) for channel seizure */ 00881 for (x = 0; x < 30; x++) 00882 PUT_CLID(0x55); 00883 /* Send 170ms of callerid marks */ 00884 for (x = 0; x < 170; x++) 00885 PUT_CLID_MARKMS; 00886 for (x = 0; x < len; x++) { 00887 PUT_CLID(msg[x]); 00888 } 00889 /* Send 50 more ms of marks */ 00890 for (x = 0; x < 50; x++) 00891 PUT_CLID_MARKMS; 00892 return bytes; 00893 }
const char* ast_connected_line_source_describe | ( | int | data | ) |
Convert connected line update source value to explanatory string.
data | AST_CONNECTED_LINE_UPDATE_SOURCE from callerid.h |
Definition at line 1273 of file callerid.c.
References ARRAY_LEN, connected_line_source_types, ast_value_translation::description, and value.
01274 { 01275 int index; 01276 01277 for (index = 0; index < ARRAY_LEN(connected_line_source_types); ++index) { 01278 if (connected_line_source_types[index].value == data) { 01279 return connected_line_source_types[index].description; 01280 } 01281 } 01282 01283 return "not-known"; 01284 }
const char* ast_connected_line_source_name | ( | int | data | ) |
Convert connected line update source value to text code.
data | AST_CONNECTED_LINE_UPDATE_SOURCE from callerid.h |
Definition at line 1286 of file callerid.c.
References ARRAY_LEN, connected_line_source_types, ast_value_translation::name, and value.
Referenced by connectedline_read().
01287 { 01288 int index; 01289 01290 for (index = 0; index < ARRAY_LEN(connected_line_source_types); ++index) { 01291 if (connected_line_source_types[index].value == data) { 01292 return connected_line_source_types[index].name; 01293 } 01294 } 01295 01296 return "not-known"; 01297 }
int ast_connected_line_source_parse | ( | const char * | data | ) |
Convert connected line update source text code to value (used in config file parsing).
data | text string from config file |
AST_CONNECTED_LINE_UPDATE_SOURCE | from callerid.h | |
-1 | if not in table |
Definition at line 1260 of file callerid.c.
References ARRAY_LEN, connected_line_source_types, name, and ast_value_translation::value.
Referenced by connectedline_write().
01261 { 01262 int index; 01263 01264 for (index = 0; index < ARRAY_LEN(connected_line_source_types); ++index) { 01265 if (!strcasecmp(connected_line_source_types[index].name, data)) { 01266 return connected_line_source_types[index].value; 01267 } 01268 } 01269 01270 return -1; 01271 }
const char* ast_describe_caller_presentation | ( | int | data | ) |
Convert caller ID pres value to explanatory string.
data | AST_PRES_ value from callerid.h |
Definition at line 1160 of file callerid.c.
References ARRAY_LEN, ast_value_translation::description, pres_types, and value.
Referenced by _sip_show_peer(), peers_data_provider_get(), report_new_callerid(), sig_pri_event_party_id(), and sip_show_user().
01161 { 01162 int index; 01163 01164 for (index = 0; index < ARRAY_LEN(pres_types); ++index) { 01165 if (pres_types[index].value == data) { 01166 return pres_types[index].description; 01167 } 01168 } 01169 01170 return "unknown"; 01171 }
int ast_gen_cas | ( | unsigned char * | outbuf, | |
int | sas, | |||
int | len, | |||
format_t | codec | |||
) |
Generate a CAS (CPE Alert Signal) tone for 'n' samples.
outbuf | Allocated buffer for data. Must be at least 2400 bytes unless no SAS is desired | |
sas | Non-zero if CAS should be preceeded by SAS | |
len | How many samples to generate. | |
codec | Which codec (AST_FORMAT_ALAW or AST_FORMAT_ULAW) |
Definition at line 258 of file callerid.c.
References gen_tone(), gen_tones(), and callerid_state::pos.
Referenced by __adsi_transmit_messages(), dahdi_callwait(), and my_callwait().
00259 { 00260 int pos = 0; 00261 int saslen = 2400; 00262 float cr1 = 1.0; 00263 float ci1 = 0.0; 00264 float cr2 = 1.0; 00265 float ci2 = 0.0; 00266 00267 if (sendsas) { 00268 if (len < saslen) 00269 return -1; 00270 gen_tone(outbuf, saslen, codec, sasdr, sasdi, &cr1, &ci1); 00271 len -= saslen; 00272 pos += saslen; 00273 cr2 = cr1; 00274 ci2 = ci1; 00275 } 00276 gen_tones(outbuf + pos, len, codec, casdr1, casdi1, casdr2, casdi2, &cr1, &ci1, &cr2, &ci2); 00277 return 0; 00278 }
int ast_is_shrinkable_phonenumber | ( | const char * | exten | ) |
Check if a string consists only of digits and and + # ( ) - . (meaning it can be cleaned with ast_shrink_phone_number).
exten | The extension (or URI) to be checked. |
1 | if string is valid AST shrinkable phone number | |
0 | if not |
Definition at line 1000 of file callerid.c.
References ast_is_valid_string().
Referenced by check_peer_ok(), check_user_full(), get_pai(), and get_rpid().
01001 { 01002 return ast_is_valid_string(exten, "0123456789*#+()-."); 01003 }
static int ast_is_valid_string | ( | const char * | exten, | |
const char * | valid | |||
) | [static] |
Checks if phone number consists of valid characters.
exten | String that needs to be checked | |
valid | Valid characters in string |
1 | if valid string | |
0 | if string contains invalid characters |
Definition at line 983 of file callerid.c.
References ast_strlen_zero().
Referenced by ast_is_shrinkable_phonenumber(), and ast_isphonenumber().
00984 { 00985 int x; 00986 00987 if (ast_strlen_zero(exten)) 00988 return 0; 00989 for (x = 0; exten[x]; x++) 00990 if (!strchr(valid, exten[x])) 00991 return 0; 00992 return 1; 00993 }
int ast_isphonenumber | ( | const char * | n | ) |
Check if a string consists only of digits and + #.
n | number to be checked. |
Definition at line 995 of file callerid.c.
References ast_is_valid_string().
Referenced by ast_callerid_parse().
00996 { 00997 return ast_is_valid_string(n, "0123456789*#+"); 00998 }
const char* ast_named_caller_presentation | ( | int | data | ) |
Convert caller ID pres value to text code.
data | AST_PRES_ value from callerid.h |
Definition at line 1178 of file callerid.c.
References ARRAY_LEN, ast_value_translation::name, pres_types, and value.
Referenced by callerpres_read(), party_id_read(), party_name_read(), party_number_read(), and redirecting_read().
01179 { 01180 int index; 01181 01182 for (index = 0; index < ARRAY_LEN(pres_types); ++index) { 01183 if (pres_types[index].value == data) { 01184 return pres_types[index].name; 01185 } 01186 } 01187 01188 return "unknown"; 01189 }
int ast_parse_caller_presentation | ( | const char * | data | ) |
Convert caller ID text code to value (used in config file parsing).
data | text string from config file |
value | AST_PRES_ from callerid.h | |
-1 | if not in table |
Definition at line 1139 of file callerid.c.
References ARRAY_LEN, name, pres_types, and ast_value_translation::value.
Referenced by build_peer(), callerpres_write(), dial_exec_full(), party_id_write(), party_name_write(), party_number_write(), redirecting_write(), and setcallerid_pres_exec().
01140 { 01141 int index; 01142 if (!data) { 01143 return -1; 01144 } 01145 01146 for (index = 0; index < ARRAY_LEN(pres_types); ++index) { 01147 if (!strcasecmp(pres_types[index].name, data)) { 01148 return pres_types[index].value; 01149 } 01150 } 01151 01152 return -1; 01153 }
const char* ast_party_name_charset_describe | ( | int | data | ) |
Convert ast_party_name.char_set value to explanatory string.
data | AST_PARTY_CHAR_SET from channel.h |
Definition at line 1328 of file callerid.c.
References ARRAY_LEN, ast_value_translation::description, party_name_charset_tbl, and value.
Referenced by sig_pri_event_party_id().
01329 { 01330 int index; 01331 01332 for (index = 0; index < ARRAY_LEN(party_name_charset_tbl); ++index) { 01333 if (party_name_charset_tbl[index].value == data) { 01334 return party_name_charset_tbl[index].description; 01335 } 01336 } 01337 01338 return "not-known"; 01339 }
int ast_party_name_charset_parse | ( | const char * | data | ) |
Convert ast_party_name.char_set text code to value (used in config file parsing).
data | text string from config file |
AST_PARTY_CHAR_SET | from channel.h | |
-1 | if not in table |
Definition at line 1315 of file callerid.c.
References ARRAY_LEN, name, party_name_charset_tbl, and ast_value_translation::value.
Referenced by party_name_write().
01316 { 01317 int index; 01318 01319 for (index = 0; index < ARRAY_LEN(party_name_charset_tbl); ++index) { 01320 if (!strcasecmp(party_name_charset_tbl[index].name, data)) { 01321 return party_name_charset_tbl[index].value; 01322 } 01323 } 01324 01325 return -1; 01326 }
const char* ast_party_name_charset_str | ( | int | data | ) |
Convert ast_party_name.char_set value to text code.
data | AST_PARTY_CHAR_SET from channel.h |
Definition at line 1341 of file callerid.c.
References ARRAY_LEN, ast_value_translation::name, party_name_charset_tbl, and value.
Referenced by party_name_read().
01342 { 01343 int index; 01344 01345 for (index = 0; index < ARRAY_LEN(party_name_charset_tbl); ++index) { 01346 if (party_name_charset_tbl[index].value == data) { 01347 return party_name_charset_tbl[index].name; 01348 } 01349 } 01350 01351 return "not-known"; 01352 }
const char* ast_redirecting_reason_describe | ( | int | data | ) |
Convert redirecting reason value to explanatory string.
data | Q931_REDIRECTING_REASON from callerid.h |
Definition at line 1222 of file callerid.c.
References ARRAY_LEN, ast_value_translation::description, redirecting_reason_types, and value.
01223 { 01224 int index; 01225 01226 for (index = 0; index < ARRAY_LEN(redirecting_reason_types); ++index) { 01227 if (redirecting_reason_types[index].value == data) { 01228 return redirecting_reason_types[index].description; 01229 } 01230 } 01231 01232 return "not-known"; 01233 }
const char* ast_redirecting_reason_name | ( | int | data | ) |
Convert redirecting reason value to text code.
data | Q931_REDIRECTING_REASON from callerid.h |
Definition at line 1235 of file callerid.c.
References ARRAY_LEN, ast_value_translation::name, redirecting_reason_types, and value.
Referenced by redirecting_read().
01236 { 01237 int index; 01238 01239 for (index = 0; index < ARRAY_LEN(redirecting_reason_types); ++index) { 01240 if (redirecting_reason_types[index].value == data) { 01241 return redirecting_reason_types[index].name; 01242 } 01243 } 01244 01245 return "not-known"; 01246 }
int ast_redirecting_reason_parse | ( | const char * | data | ) |
Convert redirecting reason text code to value (used in config file parsing).
data | text string from config file |
Q931_REDIRECTING_REASON | from callerid.h | |
-1 | if not in table |
Definition at line 1209 of file callerid.c.
References ARRAY_LEN, name, redirecting_reason_types, and ast_value_translation::value.
Referenced by redirecting_write().
01210 { 01211 int index; 01212 01213 for (index = 0; index < ARRAY_LEN(redirecting_reason_types); ++index) { 01214 if (!strcasecmp(redirecting_reason_types[index].name, data)) { 01215 return redirecting_reason_types[index].value; 01216 } 01217 } 01218 01219 return -1; 01220 }
void ast_shrink_phone_number | ( | char * | n | ) |
Shrink a phone number in place to just digits (more accurately it just removes ()'s, .'s, and -'s...
Remove '(', ' ', ')', non-trailing '.', and '-' not in square brackets. Basically, remove anything that could be invalid in a pattern.
Definition at line 944 of file callerid.c.
Referenced by __analog_ss_thread(), action_originate(), ast_callerid_parse(), ast_callerid_split(), ast_privacy_check(), ast_privacy_set(), check_access(), check_peer_ok(), check_user_full(), get_pai(), get_rpid(), handle_setcallerid(), rpt_exec(), setup_privacy_args(), and write_metadata().
00945 { 00946 int x, y = 0; 00947 int bracketed = 0; 00948 00949 for (x = 0; n[x]; x++) { 00950 switch (n[x]) { 00951 case '[': 00952 bracketed++; 00953 n[y++] = n[x]; 00954 break; 00955 case ']': 00956 bracketed--; 00957 n[y++] = n[x]; 00958 break; 00959 case '-': 00960 if (bracketed) 00961 n[y++] = n[x]; 00962 break; 00963 case '.': 00964 if (!n[x+1]) 00965 n[y++] = n[x]; 00966 break; 00967 default: 00968 /* ignore parenthesis and whitespace */ 00969 if (!strchr("( )", n[x])) 00970 n[y++] = n[x]; 00971 } 00972 } 00973 n[y] = '\0'; 00974 }
static unsigned short calc_crc | ( | unsigned short | crc, | |
unsigned char | data | |||
) | [static] |
Definition at line 280 of file callerid.c.
References org.
Referenced by callerid_feed_jp().
00281 { 00282 unsigned int i, j, org, dst; 00283 org = data; 00284 dst = 0; 00285 00286 for (i = 0; i < CHAR_BIT; i++) { 00287 org <<= 1; 00288 dst >>= 1; 00289 if (org & 0x100) 00290 dst |= 0x80; 00291 } 00292 data = (unsigned char) dst; 00293 crc ^= (unsigned int) data << (16 - CHAR_BIT); 00294 for (j = 0; j < CHAR_BIT; j++) { 00295 if (crc & 0x8000U) 00296 crc = (crc << 1) ^ 0x1021U ; 00297 else 00298 crc <<= 1 ; 00299 } 00300 return crc; 00301 }
int callerid_feed | ( | struct callerid_state * | cid, | |
unsigned char * | ubuf, | |||
int | samples, | |||
format_t | codec | |||
) |
Read samples into the state machine.
cid | Which state machine to act upon | |
ubuf | containing your samples | |
samples | number of samples contained within the buffer. | |
codec | which codec (AST_FORMAT_ALAW or AST_FORMAT_ULAW) |
-1 | on error | |
0 | for "needs more samples" | |
1 | if the CallerID spill reception is complete. |
Definition at line 542 of file callerid.c.
References ast_copy_string(), ast_log(), ast_strlen_zero(), AST_XLAW, CID_MSGWAITING, CID_NOMSGWAITING, CID_PRIVATE_NAME, CID_PRIVATE_NUMBER, CID_UNKNOWN_NAME, CID_UNKNOWN_NUMBER, callerid_state::cksum, callerid_state::flags, fsk_serial(), callerid_state::fskd, callerid_state::len, LOG_ERROR, LOG_NOTICE, LOG_WARNING, callerid_state::name, callerid_state::number, callerid_state::oldlen, callerid_state::oldstuff, callerid_state::pos, callerid_state::rawdata, callerid_state::sawflag, and callerid_state::type.
Referenced by analog_ss_thread(), mwi_thread(), and my_get_callerid().
00543 { 00544 int mylen = len; 00545 int olen; 00546 int b = 'X'; 00547 int res; 00548 int x; 00549 short *buf; 00550 00551 buf = alloca(2 * len + cid->oldlen); 00552 00553 memcpy(buf, cid->oldstuff, cid->oldlen); 00554 mylen += cid->oldlen/2; 00555 00556 for (x = 0; x < len; x++) 00557 buf[x+cid->oldlen/2] = AST_XLAW(ubuf[x]); 00558 while (mylen >= 160) { 00559 olen = mylen; 00560 res = fsk_serial(&cid->fskd, buf, &mylen, &b); 00561 if (mylen < 0) { 00562 ast_log(LOG_ERROR, "No start bit found in fsk data.\n"); 00563 return -1; 00564 } 00565 buf += (olen - mylen); 00566 if (res < 0) { 00567 ast_log(LOG_NOTICE, "fsk_serial failed\n"); 00568 return -1; 00569 } 00570 if (res == 1) { 00571 if (b > 0xff) { 00572 if (cid->sawflag != 5) { 00573 /* Ignore invalid bytes */ 00574 continue; 00575 } 00576 /* 00577 * We can tollerate an error on the checksum character since the 00578 * checksum character is the last character in the message and 00579 * it validates the message. 00580 * 00581 * Remove character error flags. 00582 * Bit 8 : Parity error 00583 * Bit 9 : Framing error 00584 */ 00585 b &= 0xff; 00586 } 00587 switch (cid->sawflag) { 00588 case 0: /* Look for flag */ 00589 if (b == 'U') 00590 cid->sawflag = 2; 00591 break; 00592 case 2: /* Get lead-in */ 00593 if ((b == 0x04) || (b == 0x80) || (b == 0x06) || (b == 0x82)) { 00594 cid->type = b; 00595 cid->sawflag = 3; 00596 cid->cksum = b; 00597 } 00598 break; 00599 case 3: /* Get length */ 00600 /* Not a lead in. We're ready */ 00601 cid->sawflag = 4; 00602 cid->len = b; 00603 cid->pos = 0; 00604 cid->cksum += b; 00605 break; 00606 case 4: /* Retrieve message */ 00607 if (cid->pos >= 128) { 00608 ast_log(LOG_WARNING, "Caller ID too long???\n"); 00609 return -1; 00610 } 00611 cid->rawdata[cid->pos++] = b; 00612 cid->len--; 00613 cid->cksum += b; 00614 if (!cid->len) { 00615 cid->rawdata[cid->pos] = '\0'; 00616 cid->sawflag = 5; 00617 } 00618 break; 00619 case 5: /* Check checksum */ 00620 if (b != (256 - (cid->cksum & 0xff))) { 00621 ast_log(LOG_NOTICE, "Caller*ID failed checksum\n"); 00622 /* Try again */ 00623 cid->sawflag = 0; 00624 break; 00625 } 00626 00627 cid->number[0] = '\0'; 00628 cid->name[0] = '\0'; 00629 /* Update flags */ 00630 cid->flags = 0; 00631 /* If we get this far we're fine. */ 00632 if ((cid->type == 0x80) || (cid->type == 0x82)) { 00633 /* MDMF */ 00634 /* Go through each element and process */ 00635 for (x = 0; x < cid->pos;) { 00636 switch (cid->rawdata[x++]) { 00637 case 1: 00638 /* Date */ 00639 break; 00640 case 2: /* Number */ 00641 case 3: /* Number (for Zebble) */ 00642 case 4: /* Number */ 00643 res = cid->rawdata[x]; 00644 if (res > 32) { 00645 ast_log(LOG_NOTICE, "Truncating long caller ID number from %d bytes to 32\n", cid->rawdata[x]); 00646 res = 32; 00647 } 00648 if (ast_strlen_zero(cid->number)) { 00649 memcpy(cid->number, cid->rawdata + x + 1, res); 00650 /* Null terminate */ 00651 cid->number[res] = '\0'; 00652 } 00653 break; 00654 case 6: /* Stentor Call Qualifier (ie. Long Distance call) */ 00655 break; 00656 case 7: /* Name */ 00657 case 8: /* Name */ 00658 res = cid->rawdata[x]; 00659 if (res > 32) { 00660 ast_log(LOG_NOTICE, "Truncating long caller ID name from %d bytes to 32\n", cid->rawdata[x]); 00661 res = 32; 00662 } 00663 memcpy(cid->name, cid->rawdata + x + 1, res); 00664 cid->name[res] = '\0'; 00665 break; 00666 case 11: /* Message Waiting */ 00667 res = cid->rawdata[x + 1]; 00668 if (res) 00669 cid->flags |= CID_MSGWAITING; 00670 else 00671 cid->flags |= CID_NOMSGWAITING; 00672 break; 00673 case 17: /* UK: Call type, 1=Voice Call, 2=Ringback when free, 129=Message waiting */ 00674 case 19: /* UK: Network message system status (Number of messages waiting) */ 00675 case 22: /* Something French */ 00676 break; 00677 default: 00678 ast_log(LOG_NOTICE, "Unknown IE %d\n", cid->rawdata[x - 1]); 00679 } 00680 res = cid->rawdata[x]; 00681 if (0 > res){ /* Negative offset in the CID Spill */ 00682 ast_log(LOG_NOTICE, "IE %d has bad field length of %d at offset %d\n", cid->rawdata[x-1], cid->rawdata[x], x); 00683 /* Try again */ 00684 cid->sawflag = 0; 00685 break; /* Exit the loop */ 00686 } 00687 x += cid->rawdata[x]; 00688 x++; 00689 } 00690 } else if (cid->type == 0x6) { 00691 /* VMWI SDMF */ 00692 if (cid->rawdata[2] == 0x42) { 00693 cid->flags |= CID_MSGWAITING; 00694 } else if (cid->rawdata[2] == 0x6f) { 00695 cid->flags |= CID_NOMSGWAITING; 00696 } 00697 } else { 00698 /* SDMF */ 00699 ast_copy_string(cid->number, cid->rawdata + 8, sizeof(cid->number)); 00700 } 00701 if (!strcmp(cid->number, "P")) { 00702 strcpy(cid->number, ""); 00703 cid->flags |= CID_PRIVATE_NUMBER; 00704 } else if (!strcmp(cid->number, "O") || ast_strlen_zero(cid->number)) { 00705 strcpy(cid->number, ""); 00706 cid->flags |= CID_UNKNOWN_NUMBER; 00707 } 00708 if (!strcmp(cid->name, "P")) { 00709 strcpy(cid->name, ""); 00710 cid->flags |= CID_PRIVATE_NAME; 00711 } else if (!strcmp(cid->name, "O") || ast_strlen_zero(cid->name)) { 00712 strcpy(cid->name, ""); 00713 cid->flags |= CID_UNKNOWN_NAME; 00714 } 00715 return 1; 00716 break; 00717 default: 00718 ast_log(LOG_ERROR, "Dunno what to do with a digit in sawflag %d\n", cid->sawflag); 00719 } 00720 } 00721 } 00722 if (mylen) { 00723 memcpy(cid->oldstuff, buf, mylen * 2); 00724 cid->oldlen = mylen * 2; 00725 } else 00726 cid->oldlen = 0; 00727 00728 return 0; 00729 }
int callerid_feed_jp | ( | struct callerid_state * | cid, | |
unsigned char * | ubuf, | |||
int | samples, | |||
format_t | codec | |||
) |
Read samples into the state machine.
cid | Which state machine to act upon | |
ubuf | containing your samples | |
samples | number of samples contained within the buffer. | |
codec | which codec (AST_FORMAT_ALAW or AST_FORMAT_ULAW) |
-1 | on error | |
0 | for "needs more samples" | |
1 | if the CallerID spill reception is complete. |
Definition at line 303 of file callerid.c.
References ast_copy_string(), ast_debug, ast_log(), AST_XLAW, calc_crc(), CID_UNKNOWN_NUMBER, callerid_state::crc, callerid_state::flags, fsk_serial(), callerid_state::fskd, callerid_state::len, LOG_ERROR, LOG_NOTICE, LOG_WARNING, callerid_state::name, callerid_state::number, callerid_state::oldlen, callerid_state::oldstuff, option_debug, callerid_state::pos, callerid_state::rawdata, callerid_state::sawflag, and callerid_state::skipflag.
Referenced by analog_ss_thread(), and my_get_callerid().
00304 { 00305 int mylen = len; 00306 int olen; 00307 int b = 'X'; 00308 int b2; 00309 int res; 00310 int x; 00311 short *buf; 00312 00313 buf = alloca(2 * len + cid->oldlen); 00314 00315 memcpy(buf, cid->oldstuff, cid->oldlen); 00316 mylen += cid->oldlen / 2; 00317 00318 for (x = 0; x < len; x++) 00319 buf[x+cid->oldlen/2] = AST_XLAW(ubuf[x]); 00320 00321 while (mylen >= 160) { 00322 b = b2 = 0; 00323 olen = mylen; 00324 res = fsk_serial(&cid->fskd, buf, &mylen, &b); 00325 00326 if (mylen < 0) { 00327 ast_log(LOG_ERROR, "No start bit found in fsk data.\n"); 00328 return -1; 00329 } 00330 00331 buf += (olen - mylen); 00332 00333 if (res < 0) { 00334 ast_log(LOG_NOTICE, "fsk_serial failed\n"); 00335 return -1; 00336 } 00337 00338 if (res == 1) { 00339 b2 = b; 00340 b &= 0x7f; 00341 00342 /* crc checksum calculation */ 00343 if (cid->sawflag > 1) 00344 cid->crc = calc_crc(cid->crc, (unsigned char) b2); 00345 00346 /* Ignore invalid bytes */ 00347 if (b > 0xff) 00348 continue; 00349 00350 /* skip DLE if needed */ 00351 if (cid->sawflag > 0) { 00352 if (cid->sawflag != 5 && cid->skipflag == 0 && b == 0x10) { 00353 cid->skipflag = 1 ; 00354 continue ; 00355 } 00356 } 00357 if (cid->skipflag == 1) 00358 cid->skipflag = 0 ; 00359 00360 /* caller id retrieval */ 00361 switch (cid->sawflag) { 00362 case 0: /* DLE */ 00363 if (b == 0x10) { 00364 cid->sawflag = 1; 00365 cid->skipflag = 0; 00366 cid->crc = 0; 00367 } 00368 break; 00369 case 1: /* SOH */ 00370 if (b == 0x01) 00371 cid->sawflag = 2; 00372 break ; 00373 case 2: /* HEADER */ 00374 if (b == 0x07) 00375 cid->sawflag = 3; 00376 break; 00377 case 3: /* STX */ 00378 if (b == 0x02) 00379 cid->sawflag = 4; 00380 break; 00381 case 4: /* SERVICE TYPE */ 00382 if (b == 0x40) 00383 cid->sawflag = 5; 00384 break; 00385 case 5: /* Frame Length */ 00386 cid->sawflag = 6; 00387 break; 00388 case 6: /* NUMBER TYPE */ 00389 cid->sawflag = 7; 00390 cid->pos = 0; 00391 cid->rawdata[cid->pos++] = b; 00392 break; 00393 case 7: /* NUMBER LENGTH */ 00394 cid->sawflag = 8; 00395 cid->len = b; 00396 if ((cid->len+2) >= sizeof(cid->rawdata)) { 00397 ast_log(LOG_WARNING, "too long caller id string\n") ; 00398 return -1; 00399 } 00400 cid->rawdata[cid->pos++] = b; 00401 break; 00402 case 8: /* Retrieve message */ 00403 cid->rawdata[cid->pos++] = b; 00404 cid->len--; 00405 if (cid->len<=0) { 00406 cid->rawdata[cid->pos] = '\0'; 00407 cid->sawflag = 9; 00408 } 00409 break; 00410 case 9: /* ETX */ 00411 cid->sawflag = 10; 00412 break; 00413 case 10: /* CRC Checksum 1 */ 00414 cid->sawflag = 11; 00415 break; 00416 case 11: /* CRC Checksum 2 */ 00417 cid->sawflag = 12; 00418 if (cid->crc != 0) { 00419 ast_log(LOG_WARNING, "crc checksum error\n") ; 00420 return -1; 00421 } 00422 /* extract caller id data */ 00423 for (x = 0; x < cid->pos;) { 00424 switch (cid->rawdata[x++]) { 00425 case 0x02: /* caller id number */ 00426 cid->number[0] = '\0'; 00427 cid->name[0] = '\0'; 00428 cid->flags = 0; 00429 res = cid->rawdata[x++]; 00430 ast_copy_string(cid->number, &cid->rawdata[x], res+1); 00431 x += res; 00432 break; 00433 case 0x21: /* additional information */ 00434 /* length */ 00435 x++; 00436 /* number type */ 00437 switch (cid->rawdata[x]) { 00438 case 0x00: /* unknown */ 00439 case 0x01: /* international number */ 00440 case 0x02: /* domestic number */ 00441 case 0x03: /* network */ 00442 case 0x04: /* local call */ 00443 case 0x06: /* short dial number */ 00444 case 0x07: /* reserved */ 00445 default: /* reserved */ 00446 ast_debug(2, "cid info:#1=%X\n", cid->rawdata[x]); 00447 break ; 00448 } 00449 x++; 00450 /* numbering plan octed 4 */ 00451 x++; 00452 /* numbering plan octed 5 */ 00453 switch (cid->rawdata[x]) { 00454 case 0x00: /* unknown */ 00455 case 0x01: /* recommendation E.164 ISDN */ 00456 case 0x03: /* recommendation X.121 */ 00457 case 0x04: /* telex dial plan */ 00458 case 0x08: /* domestic dial plan */ 00459 case 0x09: /* private dial plan */ 00460 case 0x05: /* reserved */ 00461 default: /* reserved */ 00462 ast_debug(2, "cid info:#2=%X\n", cid->rawdata[x]); 00463 break ; 00464 } 00465 x++; 00466 break ; 00467 case 0x04: /* no callerid reason */ 00468 /* length */ 00469 x++; 00470 /* no callerid reason code */ 00471 switch (cid->rawdata[x]) { 00472 case 'P': /* caller id denied by user */ 00473 case 'O': /* service not available */ 00474 case 'C': /* pay phone */ 00475 case 'S': /* service congested */ 00476 cid->flags |= CID_UNKNOWN_NUMBER; 00477 ast_debug(2, "no cid reason:%c\n", cid->rawdata[x]); 00478 break ; 00479 } 00480 x++; 00481 break ; 00482 case 0x09: /* dialed number */ 00483 /* length */ 00484 res = cid->rawdata[x++]; 00485 /* dialed number */ 00486 x += res; 00487 break ; 00488 case 0x22: /* dialed number additional information */ 00489 /* length */ 00490 x++; 00491 /* number type */ 00492 switch (cid->rawdata[x]) { 00493 case 0x00: /* unknown */ 00494 case 0x01: /* international number */ 00495 case 0x02: /* domestic number */ 00496 case 0x03: /* network */ 00497 case 0x04: /* local call */ 00498 case 0x06: /* short dial number */ 00499 case 0x07: /* reserved */ 00500 default: /* reserved */ 00501 if (option_debug > 1) 00502 ast_log(LOG_NOTICE, "did info:#1=%X\n", cid->rawdata[x]); 00503 break ; 00504 } 00505 x++; 00506 /* numbering plan octed 4 */ 00507 x++; 00508 /* numbering plan octed 5 */ 00509 switch (cid->rawdata[x]) { 00510 case 0x00: /* unknown */ 00511 case 0x01: /* recommendation E.164 ISDN */ 00512 case 0x03: /* recommendation X.121 */ 00513 case 0x04: /* telex dial plan */ 00514 case 0x08: /* domestic dial plan */ 00515 case 0x09: /* private dial plan */ 00516 case 0x05: /* reserved */ 00517 default: /* reserved */ 00518 ast_debug(2, "did info:#2=%X\n", cid->rawdata[x]); 00519 break ; 00520 } 00521 x++; 00522 break ; 00523 } 00524 } 00525 return 1; 00526 break; 00527 default: 00528 ast_log(LOG_ERROR, "invalid value in sawflag %d\n", cid->sawflag); 00529 } 00530 } 00531 } 00532 if (mylen) { 00533 memcpy(cid->oldstuff, buf, mylen * 2); 00534 cid->oldlen = mylen * 2; 00535 } else 00536 cid->oldlen = 0; 00537 00538 return 0; 00539 }
void callerid_free | ( | struct callerid_state * | cid | ) |
This function frees callerid_state cid.
cid | This is the callerid_state state machine to free |
Definition at line 731 of file callerid.c.
References ast_free.
Referenced by __analog_ss_thread(), analog_ss_thread(), mwi_thread(), my_get_callerid(), and my_stop_cid_detect().
00732 { 00733 ast_free(cid); 00734 }
int callerid_generate | ( | unsigned char * | buf, | |
const char * | number, | |||
const char * | name, | |||
int | flags, | |||
int | callwaiting, | |||
format_t | codec | |||
) |
Generates a CallerID FSK stream in ulaw format suitable for transmission.
buf | Buffer to use. If "buf" is supplied, it will use that buffer instead of allocating its own. "buf" must be at least 32000 bytes in size of you want to be sure you don't have an overrun. | |
number | Use NULL for no number or "P" for "private" | |
name | name to be used | |
flags | passed flags | |
callwaiting | callwaiting flag | |
codec | -- either AST_FORMAT_ULAW or AST_FORMAT_ALAW |
Definition at line 895 of file callerid.c.
References callerid_genmsg(), len(), PUT_BYTE, PUT_CLID, and PUT_CLID_MARKMS.
Referenced by __ast_callerid_generate().
00896 { 00897 int bytes = 0; 00898 int x, sum; 00899 int len; 00900 00901 /* Initial carriers (real/imaginary) */ 00902 float cr = 1.0; 00903 float ci = 0.0; 00904 float scont = 0.0; 00905 char msg[256]; 00906 len = callerid_genmsg(msg, sizeof(msg), number, name, flags); 00907 if (!callwaiting) { 00908 /* Wait a half a second */ 00909 for (x = 0; x < 4000; x++) 00910 PUT_BYTE(0x7f); 00911 /* Transmit 30 0x55's (looks like a square wave) for channel seizure */ 00912 for (x = 0; x < 30; x++) 00913 PUT_CLID(0x55); 00914 } 00915 /* Send 150ms of callerid marks */ 00916 for (x = 0; x < 150; x++) 00917 PUT_CLID_MARKMS; 00918 /* Send 0x80 indicating MDMF format */ 00919 PUT_CLID(0x80); 00920 /* Put length of whole message */ 00921 PUT_CLID(len); 00922 sum = 0x80 + strlen(msg); 00923 /* Put each character of message and update checksum */ 00924 for (x = 0; x < len; x++) { 00925 PUT_CLID(msg[x]); 00926 sum += msg[x]; 00927 } 00928 /* Send 2's compliment of sum */ 00929 PUT_CLID(256 - (sum & 255)); 00930 00931 /* Send 50 more ms of marks */ 00932 for (x = 0; x < 50; x++) 00933 PUT_CLID_MARKMS; 00934 00935 return bytes; 00936 }
static int callerid_genmsg | ( | char * | msg, | |
int | size, | |||
const char * | number, | |||
const char * | name, | |||
int | flags | |||
) | [static] |
Definition at line 736 of file callerid.c.
References ast_localtime(), ast_strlen_zero(), ast_tvnow(), CID_PRIVATE_NAME, CID_PRIVATE_NUMBER, CID_UNKNOWN_NAME, CID_UNKNOWN_NUMBER, ast_tm::tm_hour, ast_tm::tm_mday, ast_tm::tm_min, and ast_tm::tm_mon.
Referenced by ast_callerid_vmwi_generate(), and callerid_generate().
00737 { 00738 struct timeval now = ast_tvnow(); 00739 struct ast_tm tm; 00740 char *ptr; 00741 int res; 00742 int i, x; 00743 00744 /* Get the time */ 00745 ast_localtime(&now, &tm, NULL); 00746 00747 ptr = msg; 00748 00749 /* Format time and message header */ 00750 res = snprintf(ptr, size, "\001\010%02d%02d%02d%02d", tm.tm_mon + 1, 00751 tm.tm_mday, tm.tm_hour, tm.tm_min); 00752 size -= res; 00753 ptr += res; 00754 if (ast_strlen_zero(number) || (flags & CID_UNKNOWN_NUMBER)) { 00755 /* Indicate number not known */ 00756 res = snprintf(ptr, size, "\004\001O"); 00757 size -= res; 00758 ptr += res; 00759 } else if (flags & CID_PRIVATE_NUMBER) { 00760 /* Indicate number is private */ 00761 res = snprintf(ptr, size, "\004\001P"); 00762 size -= res; 00763 ptr += res; 00764 } else { 00765 /* Send up to 16 digits of number MAX */ 00766 i = strlen(number); 00767 if (i > 16) 00768 i = 16; 00769 res = snprintf(ptr, size, "\002%c", i); 00770 size -= res; 00771 ptr += res; 00772 for (x = 0; x < i; x++) 00773 ptr[x] = number[x]; 00774 ptr[i] = '\0'; 00775 ptr += i; 00776 size -= i; 00777 } 00778 00779 if (ast_strlen_zero(name) || (flags & CID_UNKNOWN_NAME)) { 00780 /* Indicate name not known */ 00781 res = snprintf(ptr, size, "\010\001O"); 00782 size -= res; 00783 ptr += res; 00784 } else if (flags & CID_PRIVATE_NAME) { 00785 /* Indicate name is private */ 00786 res = snprintf(ptr, size, "\010\001P"); 00787 size -= res; 00788 ptr += res; 00789 } else { 00790 /* Send up to 16 digits of name MAX */ 00791 i = strlen(name); 00792 if (i > 16) 00793 i = 16; 00794 res = snprintf(ptr, size, "\007%c", i); 00795 size -= res; 00796 ptr += res; 00797 for (x = 0; x < i; x++) 00798 ptr[x] = name[x]; 00799 ptr[i] = '\0'; 00800 ptr += i; 00801 size -= i; 00802 } 00803 return (ptr - msg); 00804 00805 }
void callerid_get | ( | struct callerid_state * | cid, | |
char ** | number, | |||
char ** | name, | |||
int * | flags | |||
) |
Extract info out of callerID state machine. Flags are listed above.
cid | Callerid state machine to act upon | |
number | Pass the address of a pointer-to-char (will contain the phone number) | |
name | Pass the address of a pointer-to-char (will contain the name) | |
flags | Pass the address of an int variable(will contain the various callerid flags) |
Definition at line 185 of file callerid.c.
References CID_PRIVATE_NAME, CID_PRIVATE_NUMBER, CID_UNKNOWN_NAME, CID_UNKNOWN_NUMBER, callerid_state::flags, callerid_state::name, and callerid_state::number.
Referenced by analog_ss_thread(), and my_get_callerid().
00186 { 00187 *flags = cid->flags; 00188 if (cid->flags & (CID_UNKNOWN_NAME | CID_PRIVATE_NAME)) 00189 *name = NULL; 00190 else 00191 *name = cid->name; 00192 if (cid->flags & (CID_UNKNOWN_NUMBER | CID_PRIVATE_NUMBER)) 00193 *number = NULL; 00194 else 00195 *number = cid->number; 00196 }
void callerid_get_dtmf | ( | char * | cidstring, | |
char * | number, | |||
int * | flags | |||
) |
Get and parse DTMF-based callerid.
cidstring | The actual transmitted string. | |
number | The cid number is returned here. | |
flags | The cid flags are returned here. |
Definition at line 198 of file callerid.c.
References ast_debug, ast_log(), CID_PRIVATE_NUMBER, CID_UNKNOWN_NUMBER, and LOG_WARNING.
Referenced by __analog_ss_thread(), and analog_ss_thread().
00199 { 00200 int i; 00201 int code; 00202 00203 /* "Clear" the number-buffer. */ 00204 number[0] = 0; 00205 00206 if (strlen(cidstring) < 2) { 00207 ast_debug(1, "No cid detected\n"); 00208 *flags = CID_UNKNOWN_NUMBER; 00209 return; 00210 } 00211 00212 /* Detect protocol and special types */ 00213 if (cidstring[0] == 'B') { 00214 /* Handle special codes */ 00215 code = atoi(&cidstring[1]); 00216 if (code == 0) 00217 *flags = CID_UNKNOWN_NUMBER; 00218 else if (code == 10) 00219 *flags = CID_PRIVATE_NUMBER; 00220 else 00221 ast_debug(1, "Unknown DTMF code %d\n", code); 00222 } else if (cidstring[0] == 'D' && cidstring[2] == '#') { 00223 /* .DK special code */ 00224 if (cidstring[1] == '1') 00225 *flags = CID_PRIVATE_NUMBER; 00226 if (cidstring[1] == '2' || cidstring[1] == '3') 00227 *flags = CID_UNKNOWN_NUMBER; 00228 } else if (cidstring[0] == 'D' || cidstring[0] == 'A') { 00229 /* "Standard" callerid */ 00230 for (i = 1; i < strlen(cidstring); i++) { 00231 if (cidstring[i] == 'C' || cidstring[i] == '#') 00232 break; 00233 if (isdigit(cidstring[i])) 00234 number[i-1] = cidstring[i]; 00235 else 00236 ast_debug(1, "Unknown CID digit '%c'\n", 00237 cidstring[i]); 00238 } 00239 number[i-1] = 0; 00240 } else if (isdigit(cidstring[0])) { 00241 /* It begins with a digit, so we parse it as a number and hope 00242 * for the best */ 00243 ast_log(LOG_WARNING, "Couldn't detect start-character. CID " 00244 "parsing might be unreliable\n"); 00245 for (i = 0; i < strlen(cidstring); i++) { 00246 if (isdigit(cidstring[i])) 00247 number[i] = cidstring[i]; 00248 else 00249 break; 00250 } 00251 number[i] = 0; 00252 } else { 00253 ast_debug(1, "Unknown CID protocol, start digit '%c'\n", cidstring[0]); 00254 *flags = CID_UNKNOWN_NUMBER; 00255 } 00256 }
void callerid_init | ( | void | ) |
CallerID Initialization.
Definition at line 112 of file callerid.c.
References CALLERID_MARK, CALLERID_SPACE, CAS_FREQ1, CAS_FREQ2, cos, M_PI, and SAS_FREQ.
Referenced by main().
00113 { 00114 cid_dr[0] = cos(CALLERID_SPACE * 2.0 * M_PI / 8000.0); 00115 cid_di[0] = sin(CALLERID_SPACE * 2.0 * M_PI / 8000.0); 00116 cid_dr[1] = cos(CALLERID_MARK * 2.0 * M_PI / 8000.0); 00117 cid_di[1] = sin(CALLERID_MARK * 2.0 * M_PI / 8000.0); 00118 sasdr = cos(SAS_FREQ * 2.0 * M_PI / 8000.0); 00119 sasdi = sin(SAS_FREQ * 2.0 * M_PI / 8000.0); 00120 casdr1 = cos(CAS_FREQ1 * 2.0 * M_PI / 8000.0); 00121 casdi1 = sin(CAS_FREQ1 * 2.0 * M_PI / 8000.0); 00122 casdr2 = cos(CAS_FREQ2 * 2.0 * M_PI / 8000.0); 00123 casdi2 = sin(CAS_FREQ2 * 2.0 * M_PI / 8000.0); 00124 }
struct callerid_state* callerid_new | ( | int | cid_signalling | ) |
Create a callerID state machine.
cid_signalling | Type of signalling in use |
Definition at line 126 of file callerid.c.
References ast_calloc, CID_UNKNOWN_NAME, CID_UNKNOWN_NUMBER, callerid_state::fskd, fskmodem_init(), and fsk_data::ispb.
Referenced by analog_ss_thread(), mwi_thread(), and my_start_cid_detect().
00127 { 00128 struct callerid_state *cid; 00129 00130 if ((cid = ast_calloc(1, sizeof(*cid)))) { 00131 #ifdef INTEGER_CALLERID 00132 cid->fskd.ispb = 7; /* 1200 baud */ 00133 /* Set up for 1200 / 8000 freq *32 to allow ints */ 00134 cid->fskd.pllispb = (int)(8000 * 32 / 1200); 00135 cid->fskd.pllids = cid->fskd.pllispb/32; 00136 cid->fskd.pllispb2 = cid->fskd.pllispb/2; 00137 00138 cid->fskd.icont = 0; /* PLL REset */ 00139 /* cid->fskd.hdlc = 0; */ /* Async */ 00140 cid->fskd.nbit = 8; /* 8 bits */ 00141 cid->fskd.instop = 1; /* 1 stop bit */ 00142 /* cid->fskd.paridad = 0; */ /* No parity */ 00143 cid->fskd.bw = 1; /* Filter 800 Hz */ 00144 if (cid_signalling == 2) { /* v23 signalling */ 00145 cid->fskd.f_mark_idx = 4; /* 1300 Hz */ 00146 cid->fskd.f_space_idx = 5; /* 2100 Hz */ 00147 } else { /* Bell 202 signalling as default */ 00148 cid->fskd.f_mark_idx = 2; /* 1200 Hz */ 00149 cid->fskd.f_space_idx = 3; /* 2200 Hz */ 00150 } 00151 /* cid->fskd.pcola = 0; */ /* No clue */ 00152 /* cid->fskd.cont = 0.0; */ /* Digital PLL reset */ 00153 /* cid->fskd.x0 = 0.0; */ 00154 /* cid->fskd.state = 0; */ 00155 cid->flags = CID_UNKNOWN_NAME | CID_UNKNOWN_NUMBER; 00156 /* cid->pos = 0; */ 00157 00158 fskmodem_init(&cid->fskd); 00159 #else 00160 cid->fskd.spb = 7.0; /* 1200 baud */ 00161 /* cid->fskd.hdlc = 0; */ /* Async */ 00162 cid->fskd.nbit = 8; /* 8 bits */ 00163 cid->fskd.nstop = 1.0; /* 1 stop bit */ 00164 /* cid->fskd.paridad = 0; */ /* No parity */ 00165 cid->fskd.bw = 1; /* Filter 800 Hz */ 00166 if (cid_signalling == 2) { /* v23 signalling */ 00167 cid->fskd.f_mark_idx = 4; /* 1300 Hz */ 00168 cid->fskd.f_space_idx = 5; /* 2100 Hz */ 00169 } else { /* Bell 202 signalling as default */ 00170 cid->fskd.f_mark_idx = 2; /* 1200 Hz */ 00171 cid->fskd.f_space_idx = 3; /* 2200 Hz */ 00172 } 00173 /* cid->fskd.pcola = 0; */ /* No clue */ 00174 /* cid->fskd.cont = 0.0; */ /* Digital PLL reset */ 00175 /* cid->fskd.x0 = 0.0; */ 00176 /* cid->fskd.state = 0; */ 00177 cid->flags = CID_UNKNOWN_NAME | CID_UNKNOWN_NUMBER; 00178 /* cid->pos = 0; */ 00179 #endif 00180 } 00181 00182 return cid; 00183 }
static void gen_tone | ( | unsigned char * | buf, | |
int | len, | |||
format_t | codec, | |||
float | ddr1, | |||
float | ddi1, | |||
float * | cr1, | |||
float * | ci1 | |||
) | [inline, static] |
Definition at line 96 of file callerid.c.
References AST_LIN2X.
Referenced by ast_gen_cas().
00097 { 00098 int x; 00099 float t; 00100 for (x = 0; x < len; x++) { 00101 t = *cr1 * ddr1 - *ci1 * ddi1; 00102 *ci1 = *cr1 * ddi1 + *ci1 * ddr1; 00103 *cr1 = t; 00104 t = 2.0 - (*cr1 * *cr1 + *ci1 * *ci1); 00105 *cr1 *= t; 00106 *ci1 *= t; 00107 buf[x] = AST_LIN2X(*cr1 * 8192.0); 00108 } 00109 }
static void gen_tones | ( | unsigned char * | buf, | |
int | len, | |||
format_t | codec, | |||
float | ddr1, | |||
float | ddi1, | |||
float | ddr2, | |||
float | ddi2, | |||
float * | cr1, | |||
float * | ci1, | |||
float * | cr2, | |||
float * | ci2 | |||
) | [inline, static] |
Definition at line 74 of file callerid.c.
References AST_LIN2X.
Referenced by ast_gen_cas().
00075 { 00076 int x; 00077 float t; 00078 for (x = 0; x < len; x++) { 00079 t = *cr1 * ddr1 - *ci1 * ddi1; 00080 *ci1 = *cr1 * ddi1 + *ci1 * ddr1; 00081 *cr1 = t; 00082 t = 2.0 - (*cr1 * *cr1 + *ci1 * *ci1); 00083 *cr1 *= t; 00084 *ci1 *= t; 00085 00086 t = *cr2 * ddr2 - *ci2 * ddi2; 00087 *ci2 = *cr2 * ddi2 + *ci2 * ddr2; 00088 *cr2 = t; 00089 t = 2.0 - (*cr2 * *cr2 + *ci2 * *ci2); 00090 *cr2 *= t; 00091 *ci2 *= t; 00092 buf[x] = AST_LIN2X((*cr1 + *cr2) * 2048.0); 00093 } 00094 }
float casdi1 |
Definition at line 64 of file callerid.c.
float casdi2 |
Definition at line 64 of file callerid.c.
float casdr1 |
Definition at line 64 of file callerid.c.
float casdr2 |
Definition at line 64 of file callerid.c.
float cid_di[4] |
float cid_dr[4] |
float clidsb = 8000.0 / 1200.0 |
Definition at line 62 of file callerid.c.
struct ast_value_translation connected_line_source_types[] [static] |
Translation table for connected line update source settings.
Definition at line 1249 of file callerid.c.
Referenced by ast_connected_line_source_describe(), ast_connected_line_source_name(), and ast_connected_line_source_parse().
struct ast_value_translation party_name_charset_tbl[] [static] |
Translation table for ast_party_name char-set settings.
Definition at line 1300 of file callerid.c.
Referenced by ast_party_name_charset_describe(), ast_party_name_charset_parse(), and ast_party_name_charset_str().
struct ast_value_translation pres_types[] [static] |
Translation table for Caller ID Presentation settings.
Definition at line 1114 of file callerid.c.
Referenced by ast_describe_caller_presentation(), ast_named_caller_presentation(), and ast_parse_caller_presentation().
struct ast_value_translation redirecting_reason_types[] [static] |
Translation table for redirecting reason settings.
Definition at line 1192 of file callerid.c.
Referenced by ast_redirecting_reason_describe(), ast_redirecting_reason_name(), and ast_redirecting_reason_parse().
float sasdi |
Definition at line 63 of file callerid.c.
float sasdr |
Definition at line 63 of file callerid.c.