mirror of
https://github.com/asterisk/asterisk.git
synced 2025-09-04 20:04:50 +00:00
28c41d85c6
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@289 65c4cc65-6c06-0410-ace0-fbb531ad65f3
74 lines
2.6 KiB
C
Executable File
74 lines
2.6 KiB
C
Executable File
/*
|
|
* Asterisk -- A telephony toolkit for Linux.
|
|
*
|
|
* CallerID Generation support
|
|
*
|
|
* Copyright (C) 1999, Mark Spencer
|
|
*
|
|
* Mark Spencer <markster@linux-support.net>
|
|
*
|
|
* This program is free software, distributed under the terms of
|
|
* the GNU General Public License.
|
|
*
|
|
* Includes code and algorithms from the Zapata library.
|
|
*
|
|
*/
|
|
|
|
#ifndef _CALLERID_H
|
|
#define _CALLERID_H
|
|
|
|
#define MAX_CALLERID_SIZE 32000
|
|
|
|
#define CID_PRIVATE_NAME (1 << 0)
|
|
#define CID_PRIVATE_NUMBER (1 << 1)
|
|
#define CID_UNKNOWN_NAME (1 << 2)
|
|
#define CID_UNKNOWN_NUMBER (1 << 3)
|
|
|
|
struct callerid_state;
|
|
typedef struct callerid_state CIDSTATE;
|
|
|
|
/* CallerID Initialization */
|
|
extern void callerid_init(void);
|
|
|
|
/* Generates a CallerID FSK stream in ulaw
|
|
format suitable for transmission. Assumes 8000 Hz. Use NULL
|
|
for no number or "P" for "private". If "buf" is supplied it will
|
|
use that buffer instead of allocating its own. "buf" must be
|
|
at least 32000 bytes in size if you want to be sure you dont
|
|
have an overrun however. Returns # of bytes written to buffer.
|
|
Use "O" or "P" in name */
|
|
extern int callerid_generate(unsigned char *buf, char *number, char *name, int flags, int callwaiting);
|
|
|
|
/* Create a callerID state machine */
|
|
extern struct callerid_state *callerid_new(void);
|
|
|
|
/* Read samples into the state machine. Returns -1 on error, 0 for "needs more samples", and 1 for
|
|
callerID stuff complete */
|
|
extern int callerid_feed(struct callerid_state *cid, unsigned char *buf, int samples);
|
|
|
|
/* Extract info out of callerID state machine. Flags are listed above */
|
|
void callerid_get(struct callerid_state *cid, char **number, char **name, int *flags);
|
|
|
|
/* Free a callerID state */
|
|
extern void callerid_free(struct callerid_state *cid);
|
|
|
|
/* Generate Caller-ID spill from the "callerid" field of asterisk (in e-mail address like format) */
|
|
extern int ast_callerid_generate(unsigned char *buf, char *astcid);
|
|
|
|
/* Generate Caller-ID spill from the "callerid" field of asterisk (in e-mail address like format)
|
|
but in a format suitable for Call Waiting(tm) Caller*ID(tm) */
|
|
extern int ast_callerid_callwaiting_generate(unsigned char *buf, char *astcid);
|
|
|
|
/* Destructively parse inbuf into name and location (or number) */
|
|
extern int ast_callerid_parse(char *inbuf, char **name, char **location);
|
|
|
|
/* Generate a CAS (CPE Alert Signal) tone for 'n' samples */
|
|
extern int ast_callerid_gen_cas(unsigned char *outbuf, int len);
|
|
|
|
/* Shrink a phone number in place to just digits (more accurately it just removes ()'s, .'s, and -'s... */
|
|
extern void ast_shrink_phone_number(char *n);
|
|
|
|
/* Check if a string consists only of digits. Returns non-zero if so */
|
|
extern int ast_isphonenumber(char *n);
|
|
#endif
|