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avrcp browsing client: register avrcp packet handler and track avrcp connection establishment

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This commit is contained in:
Milanka Ringwald 2020-05-14 15:06:50 +02:00 committed by Matthias Ringwald
parent 7925f33fc9
commit 02d2f9ca1b
1 changed files with 44 additions and 32 deletions
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76
example/avrcp_browsing_client.c
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@ -80,7 +80,7 @@
// iPhone 5S: static const char * device_addr_string = "54:E4:3A:26:A2:39";
// phone 2013:
// static const char * device_addr_string = "B0:34:95:CB:97:C4";
// iPod
static const char * device_addr_string = "B0:34:95:CB:97:C4";
static bd_addr_t device_addr;
@ -132,7 +132,6 @@ static l2cap_ertm_config_t ertm_config = {
0, // No FCS
};
static inline int next_index(int * index, int max_value){
if ((*index) < max_value){
(*index)++;
@ -164,6 +163,8 @@ static int next_player_index(void){
/* LISTING_START(MainConfiguration): Setup Audio Sink and AVRCP Controller services */
static void avrcp_browsing_controller_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
static void avrcp_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
#ifdef HAVE_BTSTACK_STDIN
static void stdin_process(char cmd);
#endif
@ -179,8 +180,13 @@ int btstack_main(int argc, const char * argv[]){
// Initialize AVRCP service.
avrcp_init();
// Initialize AVRCP Controller.
// Initialize AVRCP Controller & Target Service.
avrcp_controller_init();
avrcp_target_init();
avrcp_register_packet_handler(&avrcp_packet_handler);
avrcp_controller_register_packet_handler(&avrcp_packet_handler);
avrcp_target_register_packet_handler(&avrcp_packet_handler);
// Initialize AVRCP Browsing Controller, HCI events will be sent to the AVRCP Controller callback.
avrcp_browsing_controller_init();
@ -226,6 +232,41 @@ int btstack_main(int argc, const char * argv[]){
}
/* LISTING_END */
static void avrcp_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
UNUSED(channel);
UNUSED(size);
uint16_t local_cid;
uint8_t status = 0xFF;
bd_addr_t adress;
if (packet_type != HCI_EVENT_PACKET) return;
if (hci_event_packet_get_type(packet) != HCI_EVENT_AVRCP_META) return;
switch (packet[2]){
case AVRCP_SUBEVENT_CONNECTION_ESTABLISHED: {
local_cid = avrcp_subevent_connection_established_get_avrcp_cid(packet);
status = avrcp_subevent_connection_established_get_status(packet);
if (status != ERROR_CODE_SUCCESS){
printf("AVRCP: Connection failed: status 0x%02x\n", status);
avrcp_cid = 0;
return;
}
avrcp_cid = local_cid;
avrcp_connected = 1;
avrcp_subevent_connection_established_get_bd_addr(packet, adress);
printf("AVRCP: Connected to %s, cid 0x%02x\n", bd_addr_to_str(adress), avrcp_cid);
return;
}
case AVRCP_SUBEVENT_CONNECTION_RELEASED:
printf("AVRCP: Channel released: cid 0x%02x\n", avrcp_subevent_connection_released_get_avrcp_cid(packet));
avrcp_cid = 0;
avrcp_connected = 0;
return;
default:
break;
}
}
static void avrcp_browsing_controller_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
UNUSED(channel);
int pos;
@ -336,35 +377,6 @@ static void avrcp_browsing_controller_packet_handler(uint8_t packet_type, uint16
if (packet[0] != HCI_EVENT_AVRCP_META) break;
switch (packet[2]){
case AVRCP_SUBEVENT_CONNECTION_ESTABLISHED: {
local_cid = avrcp_subevent_connection_established_get_avrcp_cid(packet);
printf("AVRCP_SUBEVENT_CONNECTION_ESTABLISHED cid 0x%02x\n", local_cid);
if (avrcp_cid != 0 && avrcp_cid != local_cid) {
printf("AVRCP Controller connection failed, expected 0x%02X l2cap cid, received 0x%02X\n", avrcp_cid, local_cid);
return;
}
status = avrcp_subevent_connection_established_get_status(packet);
if (status != ERROR_CODE_SUCCESS){
printf("AVRCP Controller connection failed: status 0x%02x\n", status);
avrcp_cid = 0;
return;
}
avrcp_cid = local_cid;
avrcp_connected = 1;
avrcp_subevent_connection_established_get_bd_addr(packet, address);
printf("AVRCP Controller connected.\n");
return;
}
case AVRCP_SUBEVENT_CONNECTION_RELEASED:
printf("AVRCP Controller Client released.\n");
avrcp_cid = 0;
avrcp_browsing_connected = 0;
folder_index = 0;
memset(folders, 0, sizeof(folders));
return;
case AVRCP_SUBEVENT_INCOMING_BROWSING_CONNECTION:
local_cid = avrcp_subevent_incoming_browsing_connection_get_browsing_cid(packet);