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hid: prefix globals, update deinit function

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This commit is contained in:
Matthias Ringwald 2021-07-21 10:41:32 +02:00
parent aeb0f0fe93
commit de81b46ac0
3 changed files with 122 additions and 85 deletions
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97
src/classic/hid_device.c
View File

@ -49,6 +49,11 @@
#include "classic/sdp_util.h"
#include "l2cap.h"
// prototypes
static int dummy_write_report(uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int * out_report_size, uint8_t * out_report);
static void dummy_set_report(uint16_t hid_cid, hid_report_type_t report_type, int report_size, uint8_t * report);
static void dummy_report_data(uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int report_size, uint8_t * report);
typedef enum {
HID_DEVICE_IDLE,
HID_DEVICE_CONNECTED,
@ -80,10 +85,21 @@ typedef struct hid_device {
hid_protocol_mode_t protocol_mode;
} hid_device_t;
static hid_device_t _hid_device;
static bool hid_boot_protocol_mode_supported;
static const uint8_t * hid_descriptor;
static uint16_t hid_descriptor_len;
// higher layer callbacks
static btstack_packet_handler_t hid_device_callback;
static int (*hci_device_get_report) (uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int * out_report_size, uint8_t * out_report) = dummy_write_report;
static void (*hci_device_set_report) (uint16_t hid_cid, hid_report_type_t report_type, int report_size, uint8_t * report) = dummy_set_report;
static void (*hci_device_report_data) (uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int report_size, uint8_t * report) = dummy_report_data;
static hid_device_t hid_device_singleton;
static bool hid_device_boot_protocol_mode_supported;
static const uint8_t * hid_device_descriptor;
static uint16_t hid_device_descriptor_len;
static uint16_t hid_device_cid = 0;
static int dummy_write_report(uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int * out_report_size, uint8_t * out_report){
UNUSED(hid_cid);
@ -104,19 +120,10 @@ static void dummy_set_report(uint16_t hid_cid, hid_report_type_t report_type, in
static void dummy_report_data(uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int report_size, uint8_t * report){
UNUSED(hid_cid);
UNUSED(report_type);
UNUSED(report_id);
UNUSED(report_id);
UNUSED(report_size);
UNUSED(report);
}
static int (*hci_device_get_report) (uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int * out_report_size, uint8_t * out_report) = dummy_write_report;
static void (*hci_device_set_report) (uint16_t hid_cid, hid_report_type_t report_type, int report_size, uint8_t * report) = dummy_set_report;
static void (*hci_device_report_data) (uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int report_size, uint8_t * report) = dummy_report_data;
static btstack_packet_handler_t hid_callback;
static uint16_t hid_device_cid = 0;
static uint16_t hid_device_get_next_cid(void){
hid_device_cid++;
if (!hid_device_cid){
@ -127,32 +134,32 @@ static uint16_t hid_device_get_next_cid(void){
// TODO: store hid device connection into list
static hid_device_t * hid_device_get_instance_for_l2cap_cid(uint16_t cid){
if ((_hid_device.control_cid == cid) || (_hid_device.interrupt_cid == cid)){
return &_hid_device;
if ((hid_device_singleton.control_cid == cid) || (hid_device_singleton.interrupt_cid == cid)){
return &hid_device_singleton;
}
return NULL;
}
static hid_device_t * hid_device_get_instance_for_hid_cid(uint16_t hid_cid){
if (_hid_device.cid == hid_cid){
return &_hid_device;
if (hid_device_singleton.cid == hid_cid){
return &hid_device_singleton;
}
return NULL;
}
static hid_device_t * hid_device_provide_instance_for_bd_addr(bd_addr_t bd_addr){
if (!_hid_device.cid){
(void)memcpy(_hid_device.bd_addr, bd_addr, 6);
_hid_device.cid = hid_device_get_next_cid();
_hid_device.protocol_mode = HID_PROTOCOL_MODE_REPORT;
_hid_device.con_handle = HCI_CON_HANDLE_INVALID;
if (!hid_device_singleton.cid){
(void)memcpy(hid_device_singleton.bd_addr, bd_addr, 6);
hid_device_singleton.cid = hid_device_get_next_cid();
hid_device_singleton.protocol_mode = HID_PROTOCOL_MODE_REPORT;
hid_device_singleton.con_handle = HCI_CON_HANDLE_INVALID;
}
return &_hid_device;
return &hid_device_singleton;
}
static hid_device_t * hid_device_create_instance(void){
return &_hid_device;
return &hid_device_singleton;
}
void hid_create_sdp_record(uint8_t *service, uint32_t service_record_handle, const hid_sdp_record_t * params){
@ -316,7 +323,7 @@ static inline void hid_device_emit_connected_event(hid_device_t * context, uint8
pos += 2;
event[pos++] = context->incoming;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, context->cid, &event[0], pos);
hid_device_callback(HCI_EVENT_PACKET, context->cid, &event[0], pos);
}
static inline void hid_device_emit_event(hid_device_t * context, uint8_t subevent_type){
@ -328,7 +335,7 @@ static inline void hid_device_emit_event(hid_device_t * context, uint8_t subeven
little_endian_store_16(event,pos,context->cid);
pos+=2;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, context->cid, &event[0], pos);
hid_device_callback(HCI_EVENT_PACKET, context->cid, &event[0], pos);
}
static int hid_report_size_valid(uint16_t cid, int report_id, hid_report_type_t report_type, int report_size){
@ -345,7 +352,7 @@ static int hid_report_size_valid(uint16_t cid, int report_id, hid_report_type_t
return 0;
}
} else {
int size = btstack_hid_get_report_size_for_id(report_id, report_type, hid_descriptor_len, hid_descriptor);
int size = btstack_hid_get_report_size_for_id(report_id, report_type, hid_device_descriptor_len, hid_device_descriptor);
if ((size == 0) || (size != report_size)) return 0;
}
return 1;
@ -376,7 +383,7 @@ static hid_report_id_status_t hid_report_id_status(uint16_t cid, uint16_t report
return HID_REPORT_ID_INVALID;
}
} else {
return btstack_hid_id_valid(report_id, hid_descriptor_len, hid_descriptor);
return btstack_hid_id_valid(report_id, hid_device_descriptor_len, hid_device_descriptor);
}
}
@ -384,7 +391,7 @@ static hid_handshake_param_type_t hid_device_set_report_cmd_is_valid(uint16_t ci
int pos = 0;
int report_id = 0;
if (btstack_hid_report_id_declared(hid_descriptor_len, hid_descriptor)){
if (btstack_hid_report_id_declared(hid_device_descriptor_len, hid_device_descriptor)){
report_id = report[pos++];
hid_report_id_status_t report_id_status = hid_report_id_status(cid, report_id);
switch (report_id_status){
@ -443,7 +450,7 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * pack
device->report_id = packet[pos++];
break;
case HID_PROTOCOL_MODE_REPORT:
if (!btstack_hid_report_id_declared(hid_descriptor_len, hid_descriptor)) {
if (!btstack_hid_report_id_declared(hid_device_descriptor_len, hid_device_descriptor)) {
if (packet_size < 2) break;
if (packet[0] & 0x08){
if (packet_size > 2) {
@ -478,7 +485,7 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * pack
break;
}
device->expected_report_size = hid_get_report_size_for_id(device->cid, device->report_id, device->report_type, hid_descriptor_len, hid_descriptor);
device->expected_report_size = hid_get_report_size_for_id(device->cid, device->report_id, device->report_type, hid_device_descriptor_len, hid_device_descriptor);
report_size = device->expected_report_size + pos; // add 1 for header size and report id
if ((packet[0] & 0x08) && (packet_size >= (pos + 1))){
@ -546,7 +553,7 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * pack
break;
}
param = packet[0] & 0x01;
if (((hid_protocol_mode_t)param == HID_PROTOCOL_MODE_BOOT) && !hid_boot_protocol_mode_supported){
if (((hid_protocol_mode_t)param == HID_PROTOCOL_MODE_BOOT) && !hid_device_boot_protocol_mode_supported){
device->report_status = HID_HANDSHAKE_PARAM_TYPE_ERR_INVALID_PARAMETER;
break;
}
@ -591,7 +598,7 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * pack
pos = 0;
device->report_type = (hid_report_type_t)(packet[pos++] & 0x03);
device->report_id = 0;
if (btstack_hid_report_id_declared(hid_descriptor_len, hid_descriptor)){
if (btstack_hid_report_id_declared(hid_device_descriptor_len, hid_device_descriptor)){
device->report_id = packet[pos++];
}
@ -818,9 +825,9 @@ static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t * pack
* @brief Set up HID Device
*/
void hid_device_init(bool boot_protocol_mode_supported, uint16_t descriptor_len, const uint8_t * descriptor){
hid_boot_protocol_mode_supported = boot_protocol_mode_supported;
hid_descriptor = descriptor;
hid_descriptor_len = descriptor_len;
hid_device_boot_protocol_mode_supported = boot_protocol_mode_supported;
hid_device_descriptor = descriptor;
hid_device_descriptor_len = descriptor_len;
hci_device_get_report = dummy_write_report;
hci_device_set_report = dummy_set_report;
hci_device_report_data = dummy_report_data;
@ -830,7 +837,17 @@ void hid_device_init(bool boot_protocol_mode_supported, uint16_t descriptor_len,
}
void hid_device_deinit(void){
(void) memset(&_hid_device, 0, sizeof(hid_device_t));
hid_device_callback = NULL;
hci_device_get_report = NULL;
hci_device_set_report = NULL;
hci_device_report_data = NULL;
(void) memset(&hid_device_singleton, 0, sizeof(hid_device_t));
hid_device_boot_protocol_mode_supported = false;
hid_device_descriptor = NULL;
hid_device_descriptor_len = 0;
hid_device_cid = 0;
}
/**
@ -838,11 +855,9 @@ void hid_device_deinit(void){
* @param callback
*/
void hid_device_register_packet_handler(btstack_packet_handler_t callback){
hid_callback = callback;
hid_device_callback = callback;
}
void hid_device_register_report_request_callback(int (*callback)(uint16_t hid_cid, hid_report_type_t report_type, uint16_t report_id, int * out_report_size, uint8_t * out_report)){
if (callback == NULL){
callback = dummy_write_report;

105
src/classic/hid_host.c
View File

@ -59,20 +59,29 @@
#define CONTROL_MESSAGE_BITMASK_EXIT_SUSPEND 2
#define CONTROL_MESSAGE_BITMASK_VIRTUAL_CABLE_UNPLUG 4
// globals
// higher-layer callbacks
static btstack_packet_handler_t hid_host_callback;
// descriptor storage
static uint8_t * hid_host_descriptor_storage;
static uint16_t hid_host_descriptor_storage_len;
static uint16_t hid_host_descriptor_storage_len;
// SDP
static uint8_t attribute_value[MAX_ATTRIBUTE_VALUE_SIZE];
static const unsigned int attribute_value_buffer_size = MAX_ATTRIBUTE_VALUE_SIZE;
static uint16_t sdp_query_context_hid_host_control_cid = 0;
static uint8_t hid_host_sdp_attribute_value[MAX_ATTRIBUTE_VALUE_SIZE];
static const unsigned int hid_host_sdp_attribute_value_buffer_size = MAX_ATTRIBUTE_VALUE_SIZE;
static uint16_t hid_host_sdp_context_control_cid = 0;
static btstack_linked_list_t connections;
static uint16_t hid_host_cid_counter = 0;
// connections
static btstack_linked_list_t hid_host_connections;
static uint16_t hid_host_cid_counter = 0;
static btstack_packet_handler_t hid_callback;
// lower layer callbacks
static btstack_context_callback_registration_t hid_host_handle_sdp_client_query_request;
// prototypes
static void hid_host_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
static void hid_host_handle_start_sdp_client_query(void * context);
@ -81,7 +90,7 @@ static uint16_t hid_descriptor_storage_get_available_space(void){
uint16_t free_space = hid_host_descriptor_storage_len;
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * connection = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
free_space -= connection->hid_descriptor_len;
@ -91,7 +100,7 @@ static uint16_t hid_descriptor_storage_get_available_space(void){
static hid_host_connection_t * hid_host_get_connection_for_hid_cid(uint16_t hid_cid){
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * connection = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
if (connection->hid_cid != hid_cid) continue;
@ -102,7 +111,7 @@ static hid_host_connection_t * hid_host_get_connection_for_hid_cid(uint16_t hid_
static hid_host_connection_t * hid_host_get_connection_for_l2cap_cid(uint16_t l2cap_cid){
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * connection = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
if ((connection->interrupt_cid != l2cap_cid) && (connection->control_cid != l2cap_cid)) continue;
@ -136,7 +145,7 @@ static void hid_descriptor_storage_delete(hid_host_connection_t * connection){
connection->hid_descriptor_offset = 0;
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * conn = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
if (conn->hid_descriptor_offset >= next_offset){
@ -179,7 +188,7 @@ static void hid_emit_connected_event(hid_host_connection_t * connection, uint8_t
pos += 2;
event[pos++] = connection->incoming;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_descriptor_available_event(hid_host_connection_t * connection){
@ -192,7 +201,7 @@ static void hid_emit_descriptor_available_event(hid_host_connection_t * connecti
pos += 2;
event[pos++] = connection->hid_descriptor_status;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_sniff_params_event(hid_host_connection_t * connection){
@ -209,7 +218,7 @@ static void hid_emit_sniff_params_event(hid_host_connection_t * connection){
pos += 2;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_event(hid_host_connection_t * connection, uint8_t subevent_type){
@ -221,7 +230,7 @@ static void hid_emit_event(hid_host_connection_t * connection, uint8_t subevent_
little_endian_store_16(event,pos,connection->hid_cid);
pos += 2;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_event_with_status(hid_host_connection_t * connection, uint8_t subevent_type, hid_handshake_param_type_t status){
@ -234,7 +243,7 @@ static void hid_emit_event_with_status(hid_host_connection_t * connection, uint8
pos += 2;
event[pos++] = status;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_set_protocol_response_event(hid_host_connection_t * connection, hid_handshake_param_type_t status){
@ -248,7 +257,7 @@ static void hid_emit_set_protocol_response_event(hid_host_connection_t * connect
event[pos++] = status;
event[pos++] = connection->protocol_mode;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
static void hid_emit_incoming_connection_event(hid_host_connection_t * connection){
@ -264,7 +273,7 @@ static void hid_emit_incoming_connection_event(hid_host_connection_t * connectio
little_endian_store_16(event,pos,connection->con_handle);
pos += 2;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
// setup get report response event - potentially in-place of original l2cap packet
@ -306,7 +315,7 @@ static void hid_emit_get_protocol_event(hid_host_connection_t * connection, hid_
event[pos++] = status;
event[pos++] = protocol_mode;
event[1] = pos - 2;
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, &event[0], pos);
}
// HID Host
@ -335,13 +344,13 @@ static hid_host_connection_t * hid_host_create_connection(bd_addr_t remote_addr)
connection->con_handle = HCI_CON_HANDLE_INVALID;
(void)memcpy(connection->remote_addr, remote_addr, 6);
btstack_linked_list_add(&connections, (btstack_linked_item_t *) connection);
btstack_linked_list_add(&hid_host_connections, (btstack_linked_item_t *) connection);
return connection;
}
static hid_host_connection_t * hid_host_get_connection_for_bd_addr(bd_addr_t addr){
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * connection = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
if (memcmp(addr, connection->remote_addr, 6) != 0) continue;
@ -364,7 +373,7 @@ static void hid_host_finalize_connection(hid_host_connection_t * connection){
if (control_cid != 0){
l2cap_disconnect(control_cid, 0);
}
btstack_linked_list_remove(&connections, (btstack_linked_item_t*) connection);
btstack_linked_list_remove(&hid_host_connections, (btstack_linked_item_t*) connection);
btstack_memory_hid_host_connection_free(connection);
}
@ -384,9 +393,9 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
bool finalize_connection;
hid_host_connection_t * connection = hid_host_get_connection_for_hid_cid(sdp_query_context_hid_host_control_cid);
hid_host_connection_t * connection = hid_host_get_connection_for_hid_cid(hid_host_sdp_context_control_cid);
if (!connection) {
log_error("SDP query, connection with 0x%02x cid not found", sdp_query_context_hid_host_control_cid);
log_error("SDP query, connection with 0x%02x cid not found", hid_host_sdp_context_control_cid);
return;
}
@ -395,15 +404,15 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
switch (hci_event_packet_get_type(packet)){
case SDP_EVENT_QUERY_ATTRIBUTE_VALUE:
if (sdp_event_query_attribute_byte_get_attribute_length(packet) <= attribute_value_buffer_size) {
attribute_value[sdp_event_query_attribute_byte_get_data_offset(packet)] = sdp_event_query_attribute_byte_get_data(packet);
if (sdp_event_query_attribute_byte_get_attribute_length(packet) <= hid_host_sdp_attribute_value_buffer_size) {
hid_host_sdp_attribute_value[sdp_event_query_attribute_byte_get_data_offset(packet)] = sdp_event_query_attribute_byte_get_data(packet);
if ((uint16_t)(sdp_event_query_attribute_byte_get_data_offset(packet)+1) == sdp_event_query_attribute_byte_get_attribute_length(packet)) {
switch(sdp_event_query_attribute_byte_get_attribute_id(packet)) {
case BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST:
for (des_iterator_init(&attribute_list_it, attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
for (des_iterator_init(&attribute_list_it, hid_host_sdp_attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
if (des_iterator_get_type(&attribute_list_it) != DE_DES) continue;
des_element = des_iterator_get_element(&attribute_list_it);
des_iterator_init(&prot_it, des_element);
@ -423,7 +432,7 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
}
break;
case BLUETOOTH_ATTRIBUTE_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS:
for (des_iterator_init(&attribute_list_it, attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
for (des_iterator_init(&attribute_list_it, hid_host_sdp_attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
if (des_iterator_get_type(&attribute_list_it) != DE_DES) continue;
des_element = des_iterator_get_element(&attribute_list_it);
for (des_iterator_init(&additional_des_it, des_element); des_iterator_has_more(&additional_des_it); des_iterator_next(&additional_des_it)) {
@ -448,7 +457,7 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
break;
case BLUETOOTH_ATTRIBUTE_HID_DESCRIPTOR_LIST:
for (des_iterator_init(&attribute_list_it, attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
for (des_iterator_init(&attribute_list_it, hid_host_sdp_attribute_value); des_iterator_has_more(&attribute_list_it); des_iterator_next(&attribute_list_it)) {
if (des_iterator_get_type(&attribute_list_it) != DE_DES) continue;
des_element = des_iterator_get_element(&attribute_list_it);
for (des_iterator_init(&additional_des_it, des_element); des_iterator_has_more(&additional_des_it); des_iterator_next(&additional_des_it)) {
@ -474,9 +483,9 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
break;
case BLUETOOTH_ATTRIBUTE_HIDSSR_HOST_MAX_LATENCY:
if (de_get_element_type(attribute_value) == DE_UINT) {
if (de_get_element_type(hid_host_sdp_attribute_value) == DE_UINT) {
uint16_t host_max_latency;
if (de_element_get_uint16(attribute_value, &host_max_latency) == 1){
if (de_element_get_uint16(hid_host_sdp_attribute_value, &host_max_latency) == 1){
connection->host_max_latency = host_max_latency;
} else {
connection->host_max_latency = 0xFFFF;
@ -485,9 +494,9 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
break;
case BLUETOOTH_ATTRIBUTE_HIDSSR_HOST_MIN_TIMEOUT:
if (de_get_element_type(attribute_value) == DE_UINT) {
if (de_get_element_type(hid_host_sdp_attribute_value) == DE_UINT) {
uint16_t host_min_timeout;
if (de_element_get_uint16(attribute_value, &host_min_timeout) == 1){
if (de_element_get_uint16(hid_host_sdp_attribute_value, &host_min_timeout) == 1){
connection->host_min_timeout = host_min_timeout;
} else {
connection->host_min_timeout = 0xFFFF;
@ -500,7 +509,7 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
}
}
} else {
log_error("SDP attribute value buffer size exceeded: available %d, required %d", attribute_value_buffer_size, sdp_event_query_attribute_byte_get_attribute_length(packet));
log_error("SDP attribute value buffer size exceeded: available %d, required %d", hid_host_sdp_attribute_value_buffer_size, sdp_event_query_attribute_byte_get_attribute_length(packet));
}
break;
@ -536,7 +545,7 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
}
if (finalize_connection){
sdp_query_context_hid_host_control_cid = 0;
hid_host_sdp_context_control_cid = 0;
hid_emit_connected_event(connection, status);
hid_host_finalize_connection(connection);
break;
@ -555,7 +564,7 @@ static void hid_host_handle_sdp_client_query_result(uint8_t packet_type, uint16_
connection->state = HID_HOST_W4_CONTROL_CONNECTION_ESTABLISHED;
status = l2cap_create_channel(hid_host_packet_handler, connection->remote_addr, BLUETOOTH_PSM_HID_CONTROL, 0xffff, &connection->control_cid);
if (status != ERROR_CODE_SUCCESS){
sdp_query_context_hid_host_control_cid = 0;
hid_host_sdp_context_control_cid = 0;
hid_emit_connected_event(connection, status);
hid_host_finalize_connection(connection);
}
@ -657,14 +666,14 @@ static void hid_host_handle_control_packet(hid_host_connection_t * connection, u
case HID_MESSAGE_TYPE_HANDSHAKE:{
uint8_t event[8];
hid_setup_get_report_event(connection, message_status, event, 0);
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, event, sizeof(event));
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, event, sizeof(event));
break;
}
case HID_MESSAGE_TYPE_DATA:
// reuse hci+l2cap header - max 8 byte (7 bytes + 1 bytes overwriting hid header)
in_place_event = packet - 7;
hid_setup_get_report_event(connection, HID_HANDSHAKE_PARAM_TYPE_SUCCESSFUL, in_place_event, size-1);
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, in_place_event, size + 7);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, in_place_event, size + 7);
break;
default:
break;
@ -727,7 +736,7 @@ static void hid_host_packet_handler(uint8_t packet_type, uint16_t channel, uint8
if (channel == connection->interrupt_cid){
uint8_t * in_place_event = packet - 7;
hid_setup_report_event(connection, in_place_event, size-1);
hid_callback(HCI_EVENT_PACKET, connection->hid_cid, in_place_event, size + 7);
hid_host_callback(HCI_EVENT_PACKET, connection->hid_cid, in_place_event, size + 7);
break;
}
@ -1032,15 +1041,23 @@ void hid_host_init(uint8_t * hid_descriptor_storage, uint16_t hid_descriptor_sto
l2cap_register_service(hid_host_packet_handler, PSM_HID_CONTROL, 0xffff, gap_get_security_level());
}
void hid_host_register_packet_handler(btstack_packet_handler_t callback){
hid_callback = callback;
void hid_host_deinit(void){
hid_host_callback = NULL;
hid_host_descriptor_storage = NULL;
hid_host_sdp_context_control_cid = 0;
hid_host_connections = NULL;
hid_host_cid_counter = 0;
(void) memset(&hid_host_handle_sdp_client_query_request, 0, sizeof(hid_host_handle_sdp_client_query_request));
}
void hid_host_register_packet_handler(btstack_packet_handler_t callback){
hid_host_callback = callback;
}
static void hid_host_handle_start_sdp_client_query(void * context){
UNUSED(context);
btstack_linked_list_iterator_t it;
btstack_linked_list_iterator_init(&it, &connections);
btstack_linked_list_iterator_init(&it, &hid_host_connections);
while (btstack_linked_list_iterator_has_next(&it)){
hid_host_connection_t * connection = (hid_host_connection_t *)btstack_linked_list_iterator_next(&it);
@ -1055,7 +1072,7 @@ static void hid_host_handle_start_sdp_client_query(void * context){
}
hid_descriptor_storage_init(connection);
sdp_query_context_hid_host_control_cid = connection->hid_cid;
hid_host_sdp_context_control_cid = connection->hid_cid;
sdp_client_query_uuid16(&hid_host_handle_sdp_client_query_result, (uint8_t *) connection->remote_addr, BLUETOOTH_SERVICE_CLASS_HUMAN_INTERFACE_DEVICE_SERVICE);
return;
}

5
src/classic/hid_host.h
View File

@ -276,6 +276,11 @@ const uint8_t * hid_descriptor_storage_get_descriptor_data(uint16_t hid_cid);
*/
uint16_t hid_descriptor_storage_get_descriptor_len(uint16_t hid_cid);
/**
* @brief De-Init HID Device
*/
void hid_host_deinit(void);
/* API_END */