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assert le connection on le_connect, implement le_central_connect_cancel

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This commit is contained in:
mila@ringwald.ch 2014-05-15 09:25:33 +00:00
parent e31f89a786
commit 0bf6344a11
3 changed files with 82 additions and 41 deletions
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1
include/btstack/hci_cmds.h
View File

@ -411,6 +411,7 @@ extern "C" {
// from Bluetooth Core Specification
#define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER 0x02
#define ERROR_CODE_COMMAND_DISALLOWED 0x0C
#define ERROR_CODE_PAIRING_NOT_ALLOWED 0x18
#define ERROR_CODE_INSUFFICIENT_SECURITY 0x2F

57
src/hci.c
View File

@ -207,6 +207,11 @@ void hci_drop_link_key_for_bd_addr(bd_addr_t *addr){
}
}
int hci_is_le_connection(hci_connection_t * connection){
return connection->address_type == BD_ADDR_TYPE_LE_PUBLIC ||
connection->address_type == BD_ADDR_TYPE_LE_RANDOM;
}
/**
* count connections
@ -1399,13 +1404,8 @@ void hci_run(){
for (it = (linked_item_t *) hci_stack->connections; it ; it = it->next){
connection = (hci_connection_t *) it;
if (connection->state == SEND_DISCONNECT){
hci_send_cmd(&hci_disconnect, connection->con_handle, 0x13); // remote closed connection
connection->state = SENT_DISCONNECT;
return;
}
if (connection->state == SEND_CREATE_CONNECTION){
switch(connection->state){
case SEND_CREATE_CONNECTION:
switch(connection->address_type){
case BD_ADDR_TYPE_CLASSIC:
log_info("sending hci_create_connection\n");
@ -1434,15 +1434,29 @@ void hci_run(){
break;
}
return;
}
if (connection->state == RECEIVED_CONNECTION_REQUEST){
case RECEIVED_CONNECTION_REQUEST:
log_info("sending hci_accept_connection_request\n");
connection->state = ACCEPTED_CONNECTION_REQUEST;
hci_send_cmd(&hci_accept_connection_request, connection->address, 1);
return;
case SEND_CANCEL_CONNECTION:
connection->state = SENT_CANCEL_CONNECTION;
hci_send_cmd(&hci_le_create_connection_cancel);
return;
case SEND_DISCONNECT:
hci_send_cmd(&hci_disconnect, connection->con_handle, 0x13); // remote closed connection
connection->state = SENT_DISCONNECT;
return;
default:
break;
}
if (connection->authentication_flags & HANDLE_LINK_KEY_REQUEST){
log_info("responding to link key request\n");
connectionClearAuthenticationFlags(connection, HANDLE_LINK_KEY_REQUEST);
@ -2200,6 +2214,14 @@ le_command_status_t le_central_connect(bd_addr_t * addr, bd_addr_type_t addr_typ
hci_run();
return BLE_PERIPHERAL_OK;
}
if (!hci_is_le_connection(conn) ||
conn->state == SEND_CREATE_CONNECTION ||
conn->state == SENT_CREATE_CONNECTION) {
hci_emit_le_connection_complete(conn, ERROR_CODE_COMMAND_DISALLOWED);
return BLE_PERIPHERAL_IN_WRONG_STATE;
}
log_info("le_central_connect, state %u", conn->state);
hci_emit_le_connection_complete(conn, 0);
hci_run();
@ -2207,7 +2229,22 @@ le_command_status_t le_central_connect(bd_addr_t * addr, bd_addr_type_t addr_typ
}
le_command_status_t le_central_connect_cancel(){
// TODO implement
linked_item_t *it;
for (it = (linked_item_t *) hci_stack->connections; it ; it = it->next){
hci_connection_t * conn = (hci_connection_t *) it;
if (!hci_is_le_connection(conn)) continue;
switch (conn->state){
SEND_CREATE_CONNECTION:
hci_emit_le_connection_complete(conn, ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER);
break;
SENT_CREATE_CONNECTION:
conn->state = SEND_CANCEL_CONNECTION;
hci_run();
break;
default:
break;
};
}
return BLE_PERIPHERAL_OK;
}

3
src/hci.h
View File

@ -259,6 +259,8 @@ typedef enum {
typedef enum {
SEND_CREATE_CONNECTION = 0,
SENT_CREATE_CONNECTION,
SEND_CANCEL_CONNECTION,
SENT_CANCEL_CONNECTION,
RECEIVED_CONNECTION_REQUEST,
ACCEPTED_CONNECTION_REQUEST,
REJECTED_CONNECTION_REQUEST,
@ -456,6 +458,7 @@ uint8_t* hci_get_outgoing_packet_buffer(void);
bd_addr_t * hci_local_bd_addr(void);
hci_connection_t * hci_connection_for_handle(hci_con_handle_t con_handle);
hci_connection_t * hci_connection_for_bd_addr_and_type(bd_addr_t *addr, bd_addr_type_t addr_type);
int hci_is_le_connection(hci_connection_t * connection);
uint8_t hci_number_outgoing_packets(hci_con_handle_t handle);
uint8_t hci_number_free_acl_slots(void);
int hci_authentication_active_for_handle(hci_con_handle_t handle);