kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-10-12 15:45:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Version 0.1.10 from FTP

Browse Source 
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@395 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2001-12-20 15:21:47 +00:00
parent 0051d20a04
commit 54e1f06913
9 changed files with 988 additions and 597 deletions
Download Patch File Download Diff File Expand all files Collapse all files

87
callerid.c
View File

@@ -43,8 +43,8 @@ struct callerid_state {
int len;
};
static float dr[4], di[4];
static float clidsb = 8000.0 / 1200.0;
float dr[4], di[4];
float clidsb = 8000.0 / 1200.0;
#define CALLERID_SPACE 2200.0 /* 2200 hz for "0" */
#define CALLERID_MARK 1200.0 /* 1200 hz for "1" */
@@ -98,21 +98,23 @@ void callerid_get(struct callerid_state *cid, char **name, char **number, int *f
*number = cid->number;
}
int ast_callerid_gen_cas(unsigned char *outbuf, int len)
int ast_gen_cas(unsigned char *outbuf, int sendsas, int len)
{
int pos = 0;
int cnt;
int saslen=2400;
if (len < saslen)
return -1;
while(saslen) {
cnt = saslen;
if (cnt > sizeof(sas))
cnt = sizeof(sas);
memcpy(outbuf + pos, sas, cnt);
pos += cnt;
len -= cnt;
saslen -= cnt;
if (sendsas) {
if (len < saslen)
return -1;
while(saslen) {
cnt = saslen;
if (cnt > sizeof(sas))
cnt = sizeof(sas);
memcpy(outbuf + pos, sas, cnt);
pos += cnt;
len -= cnt;
saslen -= cnt;
}
}
while(len) {
cnt = len;
@@ -142,7 +144,7 @@ int callerid_feed(struct callerid_state *cid, unsigned char *ubuf, int len)
memcpy(buf, cid->oldstuff, cid->oldlen);
mylen += cid->oldlen/2;
for (x=0;x<len;x++)
buf[x+cid->oldlen/2] = ast_mulaw[ubuf[x]];
buf[x+cid->oldlen/2] = AST_MULAW(ubuf[x]);
while(mylen >= 80) {
olen = mylen;
res = fsk_serie(&cid->fskd, buf, &mylen, &b);
@@ -239,7 +241,7 @@ int callerid_feed(struct callerid_state *cid, unsigned char *ubuf, int len)
}
} else {
/* SDMF */
strncpy(cid->number, cid->rawdata + 8, sizeof(cid->number));
strncpy(cid->number, cid->rawdata + 8, sizeof(cid->number)-1);
}
/* Update flags */
cid->flags = 0;
@@ -346,57 +348,6 @@ static void callerid_genmsg(char *msg, int size, char *number, char *name, int f
}
static inline float callerid_getcarrier(float *cr, float *ci, int bit)
{
/* Move along. There's nothing to see here... */
float t;
t = *cr * dr[bit] - *ci * di[bit];
*ci = *cr * di[bit] + *ci * dr[bit];
*cr = t;
t = 2.0 - (*cr * *cr + *ci * *ci);
*cr *= t;
*ci *= t;
return *cr;
}
#define PUT_BYTE(a) do { \
*(buf++) = (a); \
bytes++; \
} while(0)
#define PUT_AUDIO_SAMPLE(y) do { \
int index = (short)(rint(8192.0 * (y))); \
*(buf++) = ast_lin2mu[index + 32768]; \
bytes++; \
} while(0)
#define PUT_CLID_MARKMS do { \
int x; \
for (x=0;x<8;x++) \
PUT_AUDIO_SAMPLE(callerid_getcarrier(&cr, &ci, 1)); \
} while(0)
#define PUT_CLID_BAUD(bit) do { \
while(scont < clidsb) { \
PUT_AUDIO_SAMPLE(callerid_getcarrier(&cr, &ci, bit)); \
scont += 1.0; \
} \
scont -= clidsb; \
} while(0)
#define PUT_CLID(byte) do { \
int z; \
unsigned char b = (byte); \
PUT_CLID_BAUD(0); /* Start bit */ \
for (z=0;z<8;z++) { \
PUT_CLID_BAUD(b & 1); \
b >>= 1; \
} \
PUT_CLID_BAUD(1); /* Stop bit */ \
} while(0);
int callerid_generate(unsigned char *buf, char *number, char *name, int flags, int callwaiting)
{
int bytes=0;
@@ -486,7 +437,7 @@ int ast_callerid_parse(char *instr, char **name, char **location)
return 0;
}
} else {
strncpy(tmp, instr, sizeof(tmp));
strncpy(tmp, instr, sizeof(tmp)-1);
ast_shrink_phone_number(tmp);
if (ast_isphonenumber(tmp)) {
/* Assume it's just a location */
@@ -508,7 +459,7 @@ static int __ast_callerid_generate(unsigned char *buf, char *callerid, int callw
char *n, *l;
if (!callerid)
return callerid_generate(buf, NULL, NULL, 0, callwaiting);
strncpy(tmp, callerid, sizeof(tmp));
strncpy(tmp, callerid, sizeof(tmp)-1);
if (ast_callerid_parse(tmp, &n, &l)) {
ast_log(LOG_WARNING, "Unable to parse '%s' into CallerID name & number\n", callerid);
return callerid_generate(buf, NULL, NULL, 0, callwaiting);