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Merge branch 'moy.statedebug'

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This commit is contained in:
Moises Silva
2010-09-23 07:40:49 -04:00
parent d9fece6c0e 640b81a27c
commit 2293f09da4
4 changed files with 91 additions and 2 deletions
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67
libs/freetdm/src/ftdm_io.c
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@@ -1293,6 +1293,16 @@ end:
ftdm_log_chan_ex(ftdmchan, file, func, line, FTDM_LOG_LEVEL_DEBUG, "Changed state from %s to %s\n", ftdm_channel_state2str(ftdmchan->state), ftdm_channel_state2str(state));
ftdmchan->last_state = ftdmchan->state;
ftdmchan->state = state;
ftdmchan->history[ftdmchan->hindex].file = file;
ftdmchan->history[ftdmchan->hindex].func = func;
ftdmchan->history[ftdmchan->hindex].line = line;
ftdmchan->history[ftdmchan->hindex].state = ftdmchan->state;
ftdmchan->history[ftdmchan->hindex].last_state = ftdmchan->last_state;
ftdmchan->history[ftdmchan->hindex].time = ftdm_current_time_in_ms();
ftdmchan->hindex++;
if (ftdmchan->hindex == ftdm_array_len(ftdmchan->history)) {
ftdmchan->hindex = 0;
}
ftdm_set_flag(ftdmchan, FTDM_CHANNEL_STATE_CHANGE);
ftdm_mutex_lock(ftdmchan->span->mutex);
@@ -5192,6 +5202,63 @@ FT_DECLARE(char *) ftdm_strndup(const char *str, ftdm_size_t inlen)
return new;
}
#define FTDM_DEBUG_LINE_LEN 255
#define handle_snprintf_result(buff, written, len, debugstr) \
if (written >= len) { \
ftdm_free(debugstr); \
return NULL; \
} \
len -= written; \
buff += written;
FT_DECLARE(char *) ftdm_channel_get_history_str(const ftdm_channel_t *fchan)
{
char func[255];
char line[255];
char states[255];
int written = 0;
char *buff = NULL;
uint8_t i = 0;
int dbglen = ftdm_array_len(fchan->history) * FTDM_DEBUG_LINE_LEN;
int len = dbglen;
if (!fchan->history[0].file) {
return ftdm_strdup("-- No state history --\n");
}
char *debugstr = ftdm_calloc(1, dbglen);
if (!debugstr) {
return NULL;
}
buff = debugstr;
written = snprintf(buff, len, "%-30.30s %-30.30s %s", "-- States --", "-- Function --", "-- Location --\n");
handle_snprintf_result(buff, written, len, debugstr);
for (i = fchan->hindex; i < ftdm_array_len(fchan->history); i++) {
if (!fchan->history[i].file) {
break;
}
snprintf(states, sizeof(states), "%-5.15s => %-5.15s", ftdm_channel_state2str(fchan->history[i].last_state), ftdm_channel_state2str(fchan->history[i].state));
snprintf(func, sizeof(func), "[%s]", fchan->history[i].func);
snprintf(line, sizeof(func), "[%s:%d]", fchan->history[i].file, fchan->history[i].line);
written = snprintf(buff, len, "%-30.30s %-30.30s %s\n", states, func, line);
handle_snprintf_result(buff, written, len, debugstr);
}
for (i = 0; i < fchan->hindex; i++) {
snprintf(states, sizeof(states), "%-5.15s => %-5.15s", ftdm_channel_state2str(fchan->history[i].last_state), ftdm_channel_state2str(fchan->history[i].state));
snprintf(func, sizeof(func), "[%s]", fchan->history[i].func);
snprintf(line, sizeof(func), "[%s:%d]", fchan->history[i].file, fchan->history[i].line);
written = snprintf(buff, len, "%-30.30s %-30.30s %s\n", states, func, line);
handle_snprintf_result(buff, written, len, debugstr);
}
debugstr[dbglen-1] = 0;
return debugstr;
}
/* For Emacs:
* Local Variables: