mirror/btstack
1
0
Fork 0
mirror of https://github.com/bluekitchen/btstack.git synced 2025-03-30 07:21:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'master' of https://github.com/bluekitchen/btstack

Browse Source
This commit is contained in:
Milanka Ringwald 2015-08-12 16:52:47 +02:00
commit 7234ca0d40
12 changed files with 97 additions and 131 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
ble/gap_le.h
View File

@ -82,6 +82,18 @@ gap_random_address_type_t gap_random_address_get_mode(void);
int gap_update_connection_parameters(hci_con_handle_t con_handle, uint16_t conn_interval_min,
uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout);
/**
* @brief Request an update of the connection parameter for a given LE connection
* @param handle
* @param conn_interval_min (unit: 1.25ms)
* @param conn_interval_max (unit: 1.25ms)
* @param conn_latency
* @param supervision_timeout (unit: 10ms)
* @returns 0 if ok
*/
int gap_request_connection_parameter_update(hci_con_handle_t con_handle, uint16_t conn_interval_min,
uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout);
/**
* @brief Set Advertisement Data
* @param advertising_data_length

37
ble/l2cap_le.c
View File

@ -226,30 +226,35 @@ static void l2cap_run(void){
hci_connections_get_iterator(&it);
while(linked_list_iterator_has_next(&it)){
hci_connection_t * connection = (hci_connection_t *) linked_list_iterator_next(&it);
int result;
if (!hci_can_send_acl_packet_now(connection->con_handle)) continue;
uint8_t *acl_buffer;
uint16_t len;
switch (connection->le_con_parameter_update_state){
case CON_PARAMETER_UPDATE_SEND_REQUEST:
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_request(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier,
connection->le_conn_interval_min, connection->le_conn_interval_max, connection->le_conn_latency, connection->le_supervision_timeout);
hci_send_acl_packet_buffer(len);
break;
case CON_PARAMETER_UPDATE_SEND_RESPONSE:
result = 0;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, 0);
hci_send_acl_packet_buffer(len);
break;
case CON_PARAMETER_UPDATE_DENY:
result = 1;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
hci_reserve_packet_buffer();
acl_buffer = hci_get_outgoing_packet_buffer();
len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, 1);
hci_send_acl_packet_buffer(len);
break;
default:
result = -1;
break;
}
if (result < 0) break;
if (!hci_can_send_acl_packet_now(connection->con_handle)) break;
hci_reserve_packet_buffer();
uint8_t *acl_buffer = hci_get_outgoing_packet_buffer();
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
uint16_t len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, result);
hci_send_acl_packet_buffer(len);
if (result == 0){
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
}
}
}

3
example/embedded/le_streamer.c
View File

@ -184,8 +184,7 @@ static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *pack
test_data_len = ATT_DEFAULT_MTU - 3;
conn_handle = READ_BT_16(packet, 4);
// min con interval 20 ms
// res = gap_update_connection_parameters(conn_handle, 0x10, 0x10, 0, 0x0048);
// l2cap_le_request_connection_parameter_update(conn_handle, 0x10, 0x18, 0, 0x0048);
// gap_request_connection_parameter_update(conn_handle, 0x10, 0x18, 0, 0x0048);
// printf("Connected, requesting conn param update for handle 0x%04x\n", conn_handle);
break;
}

7
platforms/arduino/Makefile
View File

@ -6,7 +6,7 @@ DIR=.
BTSTACK_ROOT=${DIR}/../..
DUMMY=$(shell )
VERSION=`sed -n -e 's/^.*BTSTACK_VERSION \"\(.*\)\"/\1/p' ${BTSTACK_ROOT}/include/btstack/version.h`
BTSTACK_PACKAGE=${DIR}/btstack
BTSTACK_PACKAGE=/tmp/btstack
ARCHIVE=btstack-arduino-${VERSION}.zip
SRC_FILES =btstack_memory.c linked_list.c memory_pool.c run_loop.c run_loop_embedded.c
@ -28,6 +28,9 @@ ARDUINO_LIBS=~/Documents/arduino/libraries/BTstack
all: release
clean:
rm -rf ${BTSTACK_PACKAGE}
update_version:
${BTSTACK_ROOT}/tools/get_version.sh
@ -41,5 +44,5 @@ release: update_version
mkdir ${BTSTACK_PACKAGE}
cp -r ${PATHS} ${BTSTACK_PACKAGE}
rm -f ${ARCHIVE}
zip -r ${ARCHIVE} btstack
zip -r ${ARCHIVE} ${BTSTACK_PACKAGE}
cp ${ARCHIVE} btstack-arduino-latest.zip

22
src/hci.c
View File

@ -3091,6 +3091,28 @@ int gap_update_connection_parameters(hci_con_handle_t con_handle, uint16_t conn_
return 0;
}
/**
* @brief Request an update of the connection parameter for a given LE connection
* @param handle
* @param conn_interval_min (unit: 1.25ms)
* @param conn_interval_max (unit: 1.25ms)
* @param conn_latency
* @param supervision_timeout (unit: 10ms)
* @returns 0 if ok
*/
int gap_request_connection_parameter_update(hci_con_handle_t con_handle, uint16_t conn_interval_min,
uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout){
hci_connection_t * connection = hci_connection_for_handle(con_handle);
if (!connection) return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER;
connection->le_conn_interval_min = conn_interval_min;
connection->le_conn_interval_max = conn_interval_max;
connection->le_conn_latency = conn_latency;
connection->le_supervision_timeout = supervision_timeout;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_SEND_REQUEST;
hci_run();
return 0;
}
/**
* @brief Set Advertisement Data
* @param advertising_data_length

1
src/hci.h
View File

@ -242,6 +242,7 @@ extern "C" {
typedef enum {
CON_PARAMETER_UPDATE_NONE,
CON_PARAMETER_UPDATE_SEND_REQUEST,
CON_PARAMETER_UPDATE_SEND_RESPONSE,
CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS,
CON_PARAMETER_UPDATE_DENY

43
src/l2cap.c
View File

@ -705,30 +705,24 @@ void l2cap_run(void){
hci_connections_get_iterator(&it);
while(linked_list_iterator_has_next(&it)){
hci_connection_t * connection = (hci_connection_t *) linked_list_iterator_next(&it);
int result;
if (!hci_can_send_acl_packet_now(connection->con_handle)) continue;
switch (connection->le_con_parameter_update_state){
case CON_PARAMETER_UPDATE_SEND_REQUEST:
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
l2cap_send_le_signaling_packet(connection->con_handle, CONNECTION_PARAMETER_UPDATE_REQUEST, connection->le_con_param_update_identifier,
connection->le_conn_interval_min, connection->le_conn_interval_max, connection->le_conn_latency, connection->le_supervision_timeout);
break;
case CON_PARAMETER_UPDATE_SEND_RESPONSE:
result = 0;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
l2cap_send_le_signaling_packet(connection->con_handle, CONNECTION_PARAMETER_UPDATE_RESPONSE, connection->le_con_param_update_identifier, 0);
break;
case CON_PARAMETER_UPDATE_DENY:
result = 1;
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
l2cap_send_le_signaling_packet(connection->con_handle, CONNECTION_PARAMETER_UPDATE_RESPONSE, connection->le_con_param_update_identifier, 1);
break;
default:
result = -1;
break;
}
if (result < 0) break;
if (!hci_can_send_acl_packet_now(connection->con_handle)) break;
hci_reserve_packet_buffer();
uint8_t *acl_buffer = hci_get_outgoing_packet_buffer();
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_NONE;
uint16_t len = l2cap_le_create_connection_parameter_update_response(acl_buffer, connection->con_handle, connection->le_con_param_update_identifier, result);
hci_send_acl_packet_buffer(len);
if (result == 0){
connection->le_con_parameter_update_state = CON_PARAMETER_UPDATE_CHANGE_HCI_CON_PARAMETERS;
}
}
#endif
@ -1586,20 +1580,3 @@ void l2cap_register_fixed_channel(btstack_packet_handler_t packet_handler, uint1
}
}
#ifdef HAVE_BLE
// Request LE connection parameter update
int l2cap_le_request_connection_parameter_update(uint16_t handle, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier){
if (!hci_can_send_acl_packet_now(handle)){
log_info("l2cap_send_signaling_packet, cannot send");
return BTSTACK_ACL_BUFFERS_FULL;
}
// log_info("l2cap_send_signaling_packet type %u", cmd);
hci_reserve_packet_buffer();
uint8_t *acl_buffer = hci_get_outgoing_packet_buffer();
// TODO: find better way to get signaling identifier
uint16_t len = l2cap_le_create_connection_parameter_update_request(acl_buffer, handle, 1, interval_min, interval_max, slave_latency, timeout_multiplier);
return hci_send_acl_packet_buffer(len);
}
#endif

5
src/l2cap.h
View File

@ -259,11 +259,6 @@ void l2cap_unregister_service_internal(void *connection, uint16_t psm);
void l2cap_accept_connection_internal(uint16_t local_cid);
void l2cap_decline_connection_internal(uint16_t local_cid, uint8_t reason);
/**
* @brief Request LE connection parameter update
*/
int l2cap_le_request_connection_parameter_update(uint16_t handle, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier);
/**
* @brief Non-blocking UART write
*/

84
src/l2cap_signaling.c
View File

@ -49,20 +49,23 @@
static const char *l2cap_signaling_commands_format[] = {
"2D", // 0x01 command reject: reason {cmd not understood (0), sig MTU exceeded (2:max sig MTU), invalid CID (4:req CID)}, data len, data
"22", // 0x02 connection request: PSM, Source CID
"2222", // 0x03 connection response: Dest CID, Source CID, Result, Status
"22D", // 0x04 config request: Dest CID, Flags, Configuration options
"222D", // 0x05 config response: Source CID, Flags, Result, Configuration options
"22", // 0x06 disconection request: Dest CID, Source CID
"22", // 0x07 disconection response: Dest CID, Source CID
"D", // 0x08 echo request: Data
"D", // 0x09 echo response: Data
"2", // 0x0a information request: InfoType {1=Connectionless MTU, 2=Extended features supported}
"22D", // 0x0b information response: InfoType, Result, Data
"22", // 0x02 connection request: PSM, Source CID
"2222", // 0x03 connection response: Dest CID, Source CID, Result, Status
"22D", // 0x04 config request: Dest CID, Flags, Configuration options
"222D", // 0x05 config response: Source CID, Flags, Result, Configuration options
"22", // 0x06 disconection request: Dest CID, Source CID
"22", // 0x07 disconection response: Dest CID, Source CID
"D", // 0x08 echo request: Data
"D", // 0x09 echo response: Data
"2", // 0x0a information request: InfoType {1=Connectionless MTU, 2=Extended features supported}
"22D", // 0x0b information response: InfoType, Result, Data
#ifdef HAVE_BLE
// skip 6 not supported signaling pdus, see below
"2222", // 0x12 connection parameter update request: interval min, interval max, slave latency, timeout multipler
"2", // 0x13 connection parameter update response: result
"2222", // 0x12 connection parameter update request: interval min, interval max, slave latency, timeout multipler
"2", // 0x13 connection parameter update response: result
"22222", // 0X14 le credit based connection request: le psm, source cid, mtu, mps, initial credits
"22222", // 0x15 le credit based connection respone: dest cid, mtu, mps, initial credits, result
"22", // 0x16 le flow control credit: source cid, credits
#endif
};
@ -146,64 +149,7 @@ uint16_t l2cap_create_signaling_classic(uint8_t * acl_buffer, hci_con_handle_t h
}
#ifdef HAVE_BLE
uint16_t l2cap_create_signaling_le(uint8_t * acl_buffer, hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr){
return l2cap_create_signaling_internal(acl_buffer, handle, 5, cmd, identifier, argptr);
}
uint16_t l2cap_le_create_connection_parameter_update_request(uint8_t * acl_buffer, uint16_t handle, uint8_t identifier, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier){
int pb = hci_non_flushable_packet_boundary_flag_supported() ? 0x00 : 0x02;
// 0 - Connection handle : PB=pb : BC=00
bt_store_16(acl_buffer, 0, handle | (pb << 12) | (0 << 14));
// 6 - L2CAP LE Signaling channel = 5
bt_store_16(acl_buffer, 6, 5);
// 8 - Code
acl_buffer[8] = CONNECTION_PARAMETER_UPDATE_REQUEST;
// 9 - id
acl_buffer[9] = identifier;
uint16_t pos = 12;
bt_store_16(acl_buffer, pos, interval_min);
pos += 2;
bt_store_16(acl_buffer, pos, interval_max);
pos += 2;
bt_store_16(acl_buffer, pos, slave_latency);
pos += 2;
bt_store_16(acl_buffer, pos, timeout_multiplier);
pos += 2;
// 2 - ACL length
bt_store_16(acl_buffer, 2, pos - 4);
// 4 - L2CAP packet length
bt_store_16(acl_buffer, 4, pos - 6 - 2);
// 10 - L2CAP signaling parameter length
bt_store_16(acl_buffer, 10, pos - 12);
return pos;
}
uint16_t l2cap_le_create_connection_parameter_update_response(uint8_t * acl_buffer, uint16_t handle, uint8_t identifier, uint16_t response){
int pb = hci_non_flushable_packet_boundary_flag_supported() ? 0x00 : 0x02;
// 0 - Connection handle : PB=pb : BC=00
bt_store_16(acl_buffer, 0, handle | (pb << 12) | (0 << 14));
// 6 - L2CAP LE Signaling channel = 5
bt_store_16(acl_buffer, 6, 5);
// 8 - Code
acl_buffer[8] = CONNECTION_PARAMETER_UPDATE_RESPONSE;
// 9 - id
acl_buffer[9] = identifier;
uint16_t pos = 12;
bt_store_16(acl_buffer, pos, response);
pos += 2;
// 2 - ACL length
bt_store_16(acl_buffer, 2, pos - 4);
// 4 - L2CAP packet length
bt_store_16(acl_buffer, 4, pos - 6 - 2);
// 10 - L2CAP signaling parameter length
bt_store_16(acl_buffer, 10, pos - 12);
return pos;
}
#endif

8
src/l2cap_signaling.h
View File

@ -65,15 +65,17 @@ typedef enum {
ECHO_RESPONSE,
INFORMATION_REQUEST,
INFORMATION_RESPONSE,
/* 0x0c - 0x11 used for AMP */
CONNECTION_PARAMETER_UPDATE_REQUEST = 0x12,
CONNECTION_PARAMETER_UPDATE_RESPONSE,
COMMAND_REJECT_LE = 0x14, // internal to BTstack
LE_CREDIT_BASED_CONNECTION_REQUEST,
LE_CREDIT_BASED_CONNECTION_RESPONSE,
LE_FLOW_CONTROL_CREDIT,
COMMAND_REJECT_LE = 0x1F // internal to BTstack
} L2CAP_SIGNALING_COMMANDS;
uint16_t l2cap_create_signaling_classic(uint8_t * acl_buffer,hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr);
uint16_t l2cap_create_signaling_le(uint8_t * acl_buffer, hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr);
uint16_t l2cap_le_create_connection_parameter_update_request(uint8_t * acl_buffer, uint16_t handle, uint8_t identifier, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier);
uint16_t l2cap_le_create_connection_parameter_update_response(uint8_t * acl_buffer, uint16_t handle, uint8_t identifier, uint16_t response);
uint8_t l2cap_next_sig_id(void);
uint16_t l2cap_next_local_cid(void);

4
test/pts/ble_central_test.c
View File

@ -637,6 +637,10 @@ int btstack_main(int argc, const char * argv[]){
memcpy(current_pts_address, public_pts_address, 6);
current_pts_address_type = public_pts_address_type;
// classic discoverable / connectable
hci_connectable_control(1);
hci_discoverable_control(1);
// allow foor terminal input
btstack_stdin_setup(stdin_process);

2
test/pts/ble_peripheral_test.c
View File

@ -849,7 +849,7 @@ int stdin_process(struct data_source *ds){
break;
case 'z':
printf("Sending l2cap connection update parameter request\n");
l2cap_le_request_connection_parameter_update(handle, 50, 120, 0, 550);
gap_request_connection_parameter_update(handle, 50, 120, 0, 550);
break;
case 'l':
att_default_value_long = 0;