retronetworking
/
freeswitch
13
0
Fork 0
Code Pull Requests Releases Activity

ftmod_misdn: Decode hfcsusb MPH_INFORMATION_IND state and flags. 

For diagnostic / debugging purposes.

Signed-off-by: Stefan Knoblich <stkn@openisdn.net>
This commit is contained in:
Stefan Knoblich 2012-03-22 23:55:47 +01:00
parent 888bf8132d
commit 6b76212324
1 changed files with 99 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

101
libs/freetdm/src/ftmod/ftmod_misdn/ftmod_misdn.c
View File

@ -633,6 +633,99 @@ static int misdn_handle_ph_control_ind(ftdm_channel_t *chan, const struct mISDNh
return FTDM_SUCCESS;
}
/*
* TE/NT state names
* taken from linux-3.2.1/drivers/isdn/hardware/mISDN/hfcsusb.h
*/
static const char *misdn_layer1_te_states[] = {
"TE F0 - Reset",
"TE F1 - Reset",
"TE F2 - Sensing",
"TE F3 - Deactivated",
"TE F4 - Awaiting signal",
"TE F5 - Identifying input",
"TE F6 - Synchronized",
"TE F7 - Activated",
"TE F8 - Lost framing",
};
static const char *misdn_layer1_nt_states[] = {
"NT G0 - Reset",
"NT G1 - Deactive",
"NT G2 - Pending activation",
"NT G3 - Active",
"NT G4 - Pending deactivation",
};
static const char *misdn_hw_state_name(const int proto, const int id)
{
if (IS_ISDN_P_TE(proto)) {
if (id < 0 || id >= ftdm_array_len(misdn_layer1_te_states))
return NULL;
return misdn_layer1_te_states[id];
}
else if (IS_ISDN_P_NT(proto)) {
if (id < 0 || id >= ftdm_array_len(misdn_layer1_nt_states))
return NULL;
return misdn_layer1_nt_states[id];
}
return NULL;
}
static const struct misdn_hw_flag {
const unsigned int flag;
const char *name;
} misdn_hw_flags[] = {
#define MISDN_HW_FLAG(v,n) { v, #n }
MISDN_HW_FLAG(0, FLG_TX_BUSY),
MISDN_HW_FLAG(1, FLG_TX_NEXT),
MISDN_HW_FLAG(2, FLG_L1_BUSY),
MISDN_HW_FLAG(3, FLG_L2_ACTIVATED),
MISDN_HW_FLAG(5, FLG_OPEN),
MISDN_HW_FLAG(6, FLG_ACTIVE),
MISDN_HW_FLAG(7, FLG_BUSY_TIMER),
MISDN_HW_FLAG(8, FLG_DCHANNEL),
MISDN_HW_FLAG(9, FLG_BCHANNEL),
MISDN_HW_FLAG(10, FLG_ECHANNEL),
MISDN_HW_FLAG(12, FLG_TRANSPARENT),
MISDN_HW_FLAG(13, FLG_HDLC),
MISDN_HW_FLAG(14, FLG_L2DATA),
MISDN_HW_FLAG(15, FLG_ORIGIN),
MISDN_HW_FLAG(16, FLG_FILLEMPTY),
MISDN_HW_FLAG(17, FLG_ARCOFI_TIMER),
MISDN_HW_FLAG(18, FLG_ARCOFI_ERROR),
MISDN_HW_FLAG(17, FLG_INITIALIZED),
MISDN_HW_FLAG(18, FLG_DLEETX),
MISDN_HW_FLAG(19, FLG_LASTDLE),
MISDN_HW_FLAG(20, FLG_FIRST),
MISDN_HW_FLAG(21, FLG_LASTDATA),
MISDN_HW_FLAG(22, FLG_NMD_DATA),
MISDN_HW_FLAG(23, FLG_FTI_RUN),
MISDN_HW_FLAG(24, FLG_LL_OK),
MISDN_HW_FLAG(25, FLG_LL_CONN),
MISDN_HW_FLAG(26, FLG_DTMFSEND),
MISDN_HW_FLAG(30, FLG_RECVQUEUE),
MISDN_HW_FLAG(31, FLG_PHCHANGE),
#undef MISDN_HW_FLAG
};
static const char *misdn_hw_print_flags(unsigned int flags, char *buf, int buflen)
{
int i;
buf[0] = '\0';
for (i = 0; i < ftdm_array_len(misdn_hw_flags); i++) {
if ((1 << misdn_hw_flags[i].flag) & flags) {
strncat(buf, misdn_hw_flags[i].name, buflen);
flags &= ~(1 << misdn_hw_flags[i].flag);
if (!flags) break;
strncat(buf, ",", buflen);
}
}
return buf;
}
static int misdn_handle_mph_information_ind(ftdm_channel_t *chan, const struct mISDNhead *hh, const void *data, const int data_len)
{
struct misdn_chan_private *priv = ftdm_chan_io_private(chan);
@ -653,6 +746,7 @@ static int misdn_handle_mph_information_ind(ftdm_channel_t *chan, const struct m
/* complete port status, hfcsusb sends this */
struct ph_info *info = (struct ph_info *)data;
struct ph_info_ch *bch_info = NULL;
char tmp[1024] = { 0 };
if (data_len < (sizeof(*info) + info->dch.num_bch * sizeof(*bch_info))) {
ftdm_log_chan_msg(chan, FTDM_LOG_ERROR, "mISDN MPH_INFORMATION_IND message is too short\n");
@ -660,8 +754,11 @@ static int misdn_handle_mph_information_ind(ftdm_channel_t *chan, const struct m
}
bch_info = &info->bch[0];
ftdm_log_chan(chan, FTDM_LOG_DEBUG, "mISDN port state:\n\tD-Chan state:\t%hu\n\tD-Chan flags:\t%#lx\n\tD-Chan proto:\t%hu\n\tD-Chan active:\t%s\n",
info->dch.state, info->dch.ch.Flags, info->dch.ch.protocol, (info->dch.ch.Flags & (1 << 6)) ? "yes" : "no");
ftdm_log_chan(chan, FTDM_LOG_DEBUG, "mISDN port state:\n\tD-Chan proto:\t%hu\n\tD-Chan state:\t%s (%hu)\n\tD-Chan flags:\t%#lx\n\t\t\t%-70s\n",
info->dch.ch.protocol,
misdn_hw_state_name(info->dch.ch.protocol, info->dch.state), info->dch.state,
info->dch.ch.Flags,
misdn_hw_print_flags(info->dch.ch.Flags, tmp, sizeof(tmp) - 1));
/* TODO: try to translate this to a usable set of alarm flags */