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support SCO packets in posix h4 transport

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This commit is contained in:
Matthias Ringwald 2015-11-12 21:36:43 +01:00
parent ac31f03209
commit 39fa160263
1 changed files with 27 additions and 12 deletions
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39
platforms/posix/src/hci_transport_h4.c
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@ -64,6 +64,7 @@ typedef enum {
H4_W4_PACKET_TYPE,
H4_W4_EVENT_HEADER,
H4_W4_ACL_HEADER,
H4_W4_SCO_HEADER,
H4_W4_PAYLOAD,
} H4_STATE;
@ -212,7 +213,7 @@ static int h4_send_packet(uint8_t packet_type, uint8_t * packet, int size){
bytes_written = write(hci_transport_h4->uart_fd, &packet_type, 1);
};
while (size > 0) {
int bytes_written = write(hci_transport_h4->uart_fd, data, size);
bytes_written = write(hci_transport_h4->uart_fd, data, size);
if (bytes_written < 0) {
usleep(5000);
continue;
@ -240,16 +241,24 @@ static void h4_statemachine(void){
switch (h4_state) {
case H4_W4_PACKET_TYPE:
if (hci_packet[0] == HCI_EVENT_PACKET){
bytes_to_read = HCI_EVENT_HEADER_SIZE;
h4_state = H4_W4_EVENT_HEADER;
} else if (hci_packet[0] == HCI_ACL_DATA_PACKET){
bytes_to_read = HCI_ACL_HEADER_SIZE;
h4_state = H4_W4_ACL_HEADER;
} else {
log_error("h4_process: invalid packet type 0x%02x", hci_packet[0]);
read_pos = 0;
bytes_to_read = 1;
switch (hci_packet[0]){
case HCI_EVENT_PACKET:
bytes_to_read = HCI_EVENT_HEADER_SIZE;
h4_state = H4_W4_EVENT_HEADER;
break;
case HCI_ACL_DATA_PACKET:
bytes_to_read = HCI_ACL_HEADER_SIZE;
h4_state = H4_W4_ACL_HEADER;
break;
case HCI_SCO_DATA_PACKET:
bytes_to_read = HCI_SCO_HEADER_SIZE;
h4_state = H4_W4_SCO_HEADER;
break;
default:
log_error("h4_process: invalid packet type 0x%02x", hci_packet[0]);
read_pos = 0;
bytes_to_read = 1;
break;
}
break;
@ -263,15 +272,21 @@ static void h4_statemachine(void){
h4_state = H4_W4_PAYLOAD;
break;
case H4_W4_SCO_HEADER:
bytes_to_read = hci_packet[3];
h4_state = H4_W4_PAYLOAD;
break;
case H4_W4_PAYLOAD:
h4_deliver_packet();
break;
default:
break;
}
}
static int h4_process(struct data_source *ds) {
static int h4_process(struct data_source *ds) {
if (hci_transport_h4->uart_fd == 0) return -1;
int read_now = bytes_to_read;