/*
* send control information to the channel (dsp-module)
*/
-static void ph_control(unsigned int handle, unsigned int c1, unsigned int c2, char *trace_name, int trace_value, int b_mode)
+static void ph_control(int sock, unsigned int c1, unsigned int c2, char *trace_name, int trace_value, int b_mode)
{
unsigned char buffer[MISDN_HEADER_LEN+sizeof(int)+sizeof(int)];
struct mISDNhead *ctrl = (struct mISDNhead *)buffer;
ctrl->id = 0;
*d++ = c1;
*d++ = c2;
- ret = sendto(handle, buffer, MISDN_HEADER_LEN+sizeof(int)*2, 0, NULL, 0);
+ ret = sendto(sock, buffer, MISDN_HEADER_LEN+sizeof(int)*2, 0, NULL, 0);
if (ret < 0)
- CERROR(NULL, NULL, "Failed to send to socket %d\n", handle);
+ CERROR(NULL, NULL, "Failed to send to socket %d\n", sock);
}
-static void ph_control_block(unsigned int handle, unsigned int c1, void *c2, int c2_len, char *trace_name, int trace_value, int b_mode)
+static void ph_control_block(int sock, unsigned int c1, void *c2, int c2_len, char *trace_name, int trace_value, int b_mode)
{
unsigned char buffer[MISDN_HEADER_LEN+sizeof(int)+c2_len];
struct mISDNhead *ctrl = (struct mISDNhead *)buffer;
ctrl->id = 0;
*d++ = c1;
memcpy(d, c2, c2_len);
- ret = sendto(handle, buffer, MISDN_HEADER_LEN+sizeof(int)+c2_len, 0, NULL, 0);
+ ret = sendto(sock, buffer, MISDN_HEADER_LEN+sizeof(int)+c2_len, 0, NULL, 0);
if (ret < 0)
- CERROR(NULL, NULL, "Failed to send to socket %d\n", handle);
+ CERROR(NULL, NULL, "Failed to send to socket %d\n", sock);
}
unsigned int on = 1;
struct sockaddr_mISDN addr;
- if (bchannel->b_sock)
+ if (bchannel->b_sock > -1)
{
CERROR(NULL, NULL, "Socket already created for handle 0x%x\n", bchannel->handle);
return(0);
CERROR(NULL, NULL, "Failed to send to socket %d\n", bchannel->b_sock);
bchannel->b_state = (activate)?BSTATE_ACTIVATING:BSTATE_DEACTIVATING;
+ bchannel->rebuffer_usage = 0;
}
*/
static void bchannel_activated(struct bchannel *bchannel)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
/* set dsp features */
if (bchannel->b_txdata)
- ph_control(handle, (bchannel->b_txdata)?DSP_TXDATA_ON:DSP_TXDATA_OFF, 0, "DSP-TXDATA", bchannel->b_txdata, bchannel->b_mode);
+ ph_control(sock, (bchannel->b_txdata)?DSP_TXDATA_ON:DSP_TXDATA_OFF, 0, "DSP-TXDATA", bchannel->b_txdata, bchannel->b_mode);
if (bchannel->b_delay)
- ph_control(handle, DSP_DELAY, bchannel->b_delay, "DSP-DELAY", bchannel->b_delay, bchannel->b_mode);
+ ph_control(sock, DSP_DELAY, bchannel->b_delay, "DSP-DELAY", bchannel->b_delay, bchannel->b_mode);
if (bchannel->b_tx_dejitter)
- ph_control(handle, (bchannel->b_tx_dejitter)?DSP_TX_DEJITTER:DSP_TX_DEJ_OFF, 0, "DSP-TX_DEJITTER", bchannel->b_tx_dejitter, bchannel->b_mode);
+ ph_control(sock, (bchannel->b_tx_dejitter)?DSP_TX_DEJITTER:DSP_TX_DEJ_OFF, 0, "DSP-TX_DEJITTER", bchannel->b_tx_dejitter, bchannel->b_mode);
if (bchannel->b_tx_gain)
- ph_control(handle, DSP_VOL_CHANGE_TX, bchannel->b_tx_gain, "DSP-TX_GAIN", bchannel->b_tx_gain, bchannel->b_mode);
+ ph_control(sock, DSP_VOL_CHANGE_TX, bchannel->b_tx_gain, "DSP-TX_GAIN", bchannel->b_tx_gain, bchannel->b_mode);
if (bchannel->b_rx_gain)
- ph_control(handle, DSP_VOL_CHANGE_RX, bchannel->b_rx_gain, "DSP-RX_GAIN", bchannel->b_rx_gain, bchannel->b_mode);
+ ph_control(sock, DSP_VOL_CHANGE_RX, bchannel->b_rx_gain, "DSP-RX_GAIN", bchannel->b_rx_gain, bchannel->b_mode);
if (bchannel->b_pipeline[0])
- ph_control_block(handle, DSP_PIPELINE_CFG, bchannel->b_pipeline, strlen(bchannel->b_pipeline)+1, "DSP-PIPELINE", 0, bchannel->b_mode);
+ ph_control_block(sock, DSP_PIPELINE_CFG, bchannel->b_pipeline, strlen(bchannel->b_pipeline)+1, "DSP-PIPELINE", 0, bchannel->b_mode);
if (bchannel->b_conf)
- ph_control(handle, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
+ ph_control(sock, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
if (bchannel->b_echo)
- ph_control(handle, DSP_ECHO_ON, 0, "DSP-ECHO", 1, bchannel->b_mode);
+ ph_control(sock, DSP_ECHO_ON, 0, "DSP-ECHO", 1, bchannel->b_mode);
if (bchannel->b_tone)
- ph_control(handle, DSP_TONE_PATT_ON, bchannel->b_tone, "DSP-TONE", bchannel->b_tone, bchannel->b_mode);
+ ph_control(sock, DSP_TONE_PATT_ON, bchannel->b_tone, "DSP-TONE", bchannel->b_tone, bchannel->b_mode);
if (bchannel->b_rxoff)
- ph_control(handle, DSP_RECEIVE_OFF, 0, "DSP-RXOFF", 1, bchannel->b_mode);
+ ph_control(sock, DSP_RECEIVE_OFF, 0, "DSP-RXOFF", 1, bchannel->b_mode);
// if (bchannel->b_txmix)
-// ph_control(handle, DSP_MIX_ON, 0, "DSP-MIX", 1, bchannel->b_mode);
+// ph_control(sock, DSP_MIX_ON, 0, "DSP-MIX", 1, bchannel->b_mode);
if (bchannel->b_dtmf)
- ph_control(handle, DTMF_TONE_START, 0, "DSP-DTMF", 1, bchannel->b_mode);
+ ph_control(sock, DTMF_TONE_START, 0, "DSP-DTMF", 1, bchannel->b_mode);
if (bchannel->b_bf_len)
- ph_control_block(handle, DSP_BF_ENABLE_KEY, bchannel->b_bf_key, bchannel->b_bf_len, "DSP-CRYPT", bchannel->b_bf_len, bchannel->b_mode);
+ ph_control_block(sock, DSP_BF_ENABLE_KEY, bchannel->b_bf_key, bchannel->b_bf_len, "DSP-CRYPT", bchannel->b_bf_len, bchannel->b_mode);
if (bchannel->b_conf)
- ph_control(handle, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
+ ph_control(sock, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
bchannel->b_state = BSTATE_ACTIVE;
}
{
close(bchannel->b_sock);
bchannel->b_sock = -1;
+ bchannel->rebuffer_usage = 0;
}
bchannel->b_state = BSTATE_IDLE;
}
/* return, because we have no audio from port */
return;
}
- if (bchannel->call->pipe[1] > -1)
+
+ if (bchannel->call->pipe[1] < 0)
{
+ /* nobody there */
+ return;
+ }
+
+
+ if (bchannel->call->rebuffer) {
+ int u = bchannel->rebuffer_usage;
+ unsigned char * b = bchannel->rebuffer;
+ unsigned char * d = data;
+ int l = len;
+ int fd = bchannel->call->pipe[1];
+
+ if (u > 0) {
+ if (u + l >= 160) {
+ memcpy(b + u, d, 160 - u);
+ d += 160 - u;
+ l -= 160 - u;
+ u = 0;
+ if (write(fd, b, 160) < 0) {
+ goto errout;
+ }
+ } else {
+ memcpy(b + u, d, l);
+ u += l;
+ l = 0;
+ }
+ }
+
+ while (l >= 160) {
+ if (write(fd, d, 160) < 0) {
+ goto errout;
+ }
+ d += 160;
+ l -= 160;
+ }
+
+ if (l > 0) {
+ memcpy(b, d, l);
+ }
+ bchannel->rebuffer_usage = u + l;
+ } else {
len = write(bchannel->call->pipe[1], data, len);
if (len < 0)
{
- close(bchannel->call->pipe[1]);
- bchannel->call->pipe[1] = -1;
- CDEBUG(NULL, NULL, "broken pipe on bchannel pipe\n");
- return;
+ goto errout;
}
}
+
+ return;
+ errout:
+ close(bchannel->call->pipe[1]);
+ bchannel->call->pipe[1] = -1;
+ bchannel->rebuffer_usage = 0;
+ CDEBUG(NULL, NULL, "broken pipe on bchannel pipe\n");
}
*/
void bchannel_join(struct bchannel *bchannel, unsigned short id)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
if (id) {
bchannel->b_conf = (id<<16) + bchannel_pid;
bchannel->b_rxoff = 1;
}
if (bchannel->b_state == BSTATE_ACTIVE)
{
- ph_control(handle, DSP_RECEIVE_OFF, bchannel->b_rxoff, "DSP-RX_OFF", bchannel->b_conf, bchannel->b_mode);
- ph_control(handle, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
+ ph_control(sock, DSP_RECEIVE_OFF, bchannel->b_rxoff, "DSP-RX_OFF", bchannel->b_conf, bchannel->b_mode);
+ ph_control(sock, DSP_CONF_JOIN, bchannel->b_conf, "DSP-CONF", bchannel->b_conf, bchannel->b_mode);
}
}
*/
void bchannel_dtmf(struct bchannel *bchannel, int on)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
bchannel->b_dtmf = 1;
if (bchannel->b_state == BSTATE_ACTIVE)
- ph_control(handle, on?DTMF_TONE_START:DTMF_TONE_STOP, 0, "DSP-DTMF", 1, bchannel->b_mode);
+ ph_control(sock, on?DTMF_TONE_START:DTMF_TONE_STOP, 0, "DSP-DTMF", 1, bchannel->b_mode);
}
*/
void bchannel_blowfish(struct bchannel *bchannel, unsigned char *key, int len)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
memcpy(bchannel->b_bf_key, key, len);
bchannel->b_bf_len = len;
if (bchannel->b_state == BSTATE_ACTIVE)
- ph_control_block(handle, DSP_BF_ENABLE_KEY, bchannel->b_bf_key, bchannel->b_bf_len, "DSP-CRYPT", bchannel->b_bf_len, bchannel->b_mode);
+ ph_control_block(sock, DSP_BF_ENABLE_KEY, bchannel->b_bf_key, bchannel->b_bf_len, "DSP-CRYPT", bchannel->b_bf_len, bchannel->b_mode);
}
*/
void bchannel_pipeline(struct bchannel *bchannel, char *pipeline)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
strncpy(bchannel->b_pipeline, pipeline, sizeof(bchannel->b_pipeline)-1);
if (bchannel->b_state == BSTATE_ACTIVE)
- ph_control_block(handle, DSP_PIPELINE_CFG, bchannel->b_pipeline, strlen(bchannel->b_pipeline)+1, "DSP-PIPELINE", 0, bchannel->b_mode);
+ ph_control_block(sock, DSP_PIPELINE_CFG, bchannel->b_pipeline, strlen(bchannel->b_pipeline)+1, "DSP-PIPELINE", 0, bchannel->b_mode);
}
*/
void bchannel_gain(struct bchannel *bchannel, int gain, int tx)
{
- int handle;
+ int sock;
- handle = bchannel->b_sock;
+ sock = bchannel->b_sock;
if (tx)
bchannel->b_tx_gain = gain;
else
bchannel->b_rx_gain = gain;
if (bchannel->b_state == BSTATE_ACTIVE)
- ph_control(handle, (tx)?DSP_VOL_CHANGE_TX:DSP_VOL_CHANGE_RX, gain, (tx)?"DSP-TX_GAIN":"DSP-RX_GAIN", gain, bchannel->b_mode);
+ ph_control(sock, (tx)?DSP_VOL_CHANGE_TX:DSP_VOL_CHANGE_RX, gain, (tx)?"DSP-TX_GAIN":"DSP-RX_GAIN", gain, bchannel->b_mode);
}
return(NULL);
(*bchannelp)->handle = handle;
(*bchannelp)->b_state = BSTATE_IDLE;
+ (*bchannelp)->b_sock = -1;
return(*bchannelp);
}