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mod_freetdm: Added 'ftdm cas' command to read/write raw CAS bits

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This commit is contained in:
Moises Silva 2014-07-20 21:45:24 -04:00
parent 0292a04c7c
commit a65ba24298
1 changed files with 93 additions and 0 deletions
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93
libs/freetdm/mod_freetdm/mod_freetdm.c
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@ -5243,6 +5243,98 @@ end:
return SWITCH_STATUS_SUCCESS;
}
#define CASINTS(cas) ((cas) & (1 << 3)) ? 1 : 0, \
((cas) & (1 << 2)) ? 1 : 0, \
((cas) & (1 << 1)) ? 1 : 0, \
((cas) & (1 << 0)) ? 1 : 0
FTDM_CLI_DECLARE(ftdm_cmd_cas)
{
uint32_t chan_id = 0;
switch_bool_t do_read = SWITCH_FALSE;
ftdm_channel_t *chan;
ftdm_iterator_t *iter = NULL;
ftdm_iterator_t *curr = NULL;
ftdm_span_t *span = NULL;
const char *write_bits_str = "";
int32_t abcd_bits = 0;
if (argc < 3) {
print_usage(stream, cli);
goto end;
}
if (!strcasecmp(argv[1], "read")) {
do_read = SWITCH_TRUE;
chan_id = argc > 3 ? atoi(argv[3]) : 0;
} else if (!strcasecmp(argv[1], "write") && argc >= 4) {
const char *str = NULL;
int mask = 0x08;
do_read = SWITCH_FALSE;
if (argc == 4) {
chan_id = 0;
write_bits_str = argv[3];
} else {
chan_id = atoi(argv[3]);
write_bits_str = argv[4];
}
if (strlen(write_bits_str) != 4) {
stream->write_function(stream, "-ERR Invalid CAS bits '%s'. CAS ABCD string must be composed of only four 1's and 0's (e.g. 1101)\n", write_bits_str);
goto end;
}
str = write_bits_str;
while (*str) {
if (*str == '1') {
abcd_bits |= mask;
} else if (*str != '0') {
stream->write_function(stream, "-ERR Invalid CAS bits '%s'. CAS ABCD string must be composed of only four 1's and 0's (e.g. 1101)\n", write_bits_str);
goto end;
}
str++;
mask = (mask >> 1);
}
} else {
print_usage(stream, cli);
goto end;
}
ftdm_span_find_by_name(argv[2], &span);
if (!span) {
stream->write_function(stream, "-ERR failed to find span %s\n", argv[2]);
goto end;
}
if (chan_id) {
if (chan_id > ftdm_span_get_chan_count(span)) {
stream->write_function(stream, "-ERR invalid channel\n");
goto end;
}
chan = ftdm_span_get_channel(span, chan_id);
if (do_read) {
ftdm_channel_command(chan, FTDM_COMMAND_GET_CAS_BITS, &abcd_bits);
stream->write_function(stream, "Read CAS bits from channel %d: %d%d%d%d (0x0%X)\n", chan_id, CASINTS(abcd_bits), abcd_bits);
} else {
stream->write_function(stream, "Writing 0x0%X to channel %d\n", abcd_bits, chan_id);
}
} else {
iter = ftdm_span_get_chan_iterator(span, NULL);
for (curr = iter; curr; curr = ftdm_iterator_next(curr)) {
chan = ftdm_iterator_current(curr);
//ftdm_channel_command();
chan_id = ftdm_channel_get_id(chan);
if (do_read) {
ftdm_channel_command(chan, FTDM_COMMAND_GET_CAS_BITS, &abcd_bits);
stream->write_function(stream, "Read CAS bits from channel %d: %d%d%d%d (0x0%X)\n", chan_id, CASINTS(abcd_bits), abcd_bits);
} else {
stream->write_function(stream, "Writing 0x0%X to channel %d\n", abcd_bits, chan_id);
}
}
ftdm_iterator_free(iter);
}
stream->write_function(stream, "+OK\n");
end:
return SWITCH_STATUS_SUCCESS;
}
SWITCH_STANDARD_API(ftdm_api_exec_usage)
{
char *mycmd = NULL, *argv[10] = { 0 };
@ -5323,6 +5415,7 @@ static ftdm_cli_entry_t ftdm_cli_options[] =
{ "queuesize", "<rxsize> <txsize> <span_id|span_name> [<chan_id>]", "", NULL, ftdm_cmd_queuesize, NULL },
{ "iostats", "enable|disable|flush|print <span_id|span_name> <chan_id>", "::[enable:disable:flush:print", NULL, ftdm_cmd_iostats, NULL },
{ "ioread", "<span_id|span_name> <chan_id> [num_times] [interval]", "", NULL, ftdm_cmd_ioread, NULL },
{ "cas", "read|write <span_id|span_name> [<chan_id>] [<write_bits>]", "::[read:write", NULL, ftdm_cmd_cas, NULL },
/* Stand-alone commands (not part of the generic ftdm API */
{ "ftdm_usage", "<span_id|span_name> <chan_id>", "", "Return channel call count", NULL, ftdm_api_exec_usage },