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ftmod_libpri: final fix called number overlap receiving...

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ftdm_copy_string() length parameter needs to include the terminating NUL byte.

Signed-off-by: Stefan Knoblich <stkn@openisdn.net>
Tested-by: Stefan Knoblich <stkn@openisdn.net>
This commit is contained in:
Stefan Knoblich 2011-06-30 23:49:45 +02:00
parent d28b2391fc
commit 1c608f0a5d
1 changed files with 2 additions and 2 deletions
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4
libs/freetdm/src/ftmod/ftmod_libpri/ftmod_libpri.c
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@ -890,14 +890,14 @@ static int on_info(lpwrap_pri_t *spri, lpwrap_pri_event_t event_type, pri_event
if (!ftdm_strlen_zero(pevent->ring.callednum)) {
int digits = strlen(pevent->ring.callednum);
int offset = strlen(caller_data->dnis.digits);
int len = MIN(sizeof(caller_data->dnis.digits) - 1 - offset, digits);
int len = MIN(sizeof(caller_data->dnis.digits) - 1 - offset, digits); /* max. length without terminator */
if (len < digits) {
ftdm_log_chan(chan, FTDM_LOG_WARNING, "Length %d of digit string exceeds available space %d of DNIS, truncating!\n",
digits, len);
}
ftdm_copy_string(&caller_data->dnis.digits[offset], (char *)pevent->ring.callednum, len);
ftdm_copy_string(&caller_data->dnis.digits[offset], (char *)pevent->ring.callednum, len + 1); /* max. length with terminator */
caller_data->dnis.digits[offset + len] = '\0';
}
if (pevent->ring.complete) {