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track legacy and ssp pairing, new implementation for hci_authentication_active_for_handle based on that

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matthias.ringwald@gmail.com 2014-01-17 19:28:03 +00:00
parent 899283eaa9
commit 6724cd9e0e
2 changed files with 34 additions and 19 deletions
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35
src/hci.c
View File

@ -182,10 +182,9 @@ static void hci_add_connection_flags_for_flipped_bd_addr(uint8_t *bd_addr, hci_a
int hci_authentication_active_for_handle(hci_con_handle_t handle){
hci_connection_t * conn = hci_connection_for_handle(handle);
if (!conn) return 0;
if (!conn->authentication_flags) return 0;
if (conn->authentication_flags & SENT_LINK_KEY_REPLY) return 0;
if (conn->authentication_flags & RECV_LINK_KEY_NOTIFICATION) return 0;
return 1;
if (conn->authentication_flags & LEGACY_PAIRING_ACTIVE) return 1;
if (conn->authentication_flags & SSP_PAIRING_ACTIVE) return 1;
return 0;
}
void hci_drop_link_key_for_bd_addr(bd_addr_t *addr){
@ -664,7 +663,7 @@ static void event_handler(uint8_t *packet, int size){
}
case HCI_EVENT_PIN_CODE_REQUEST:
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], RECV_PIN_CODE_REQUEST);
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], LEGACY_PAIRING_ACTIVE);
// non-bondable mode: pin code negative reply will be sent
if (!hci_stack.bondable){
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], DENY_PIN_CODE_REQUEST);
@ -683,13 +682,13 @@ static void event_handler(uint8_t *packet, int size){
break;
case HCI_EVENT_USER_CONFIRMATION_REQUEST:
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], RECV_USER_CONFIRM_REQUEST);
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], SSP_PAIRING_ACTIVE);
if (!hci_stack.ssp_auto_accept) break;
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], SEND_USER_CONFIRM_REPLY);
break;
case HCI_EVENT_USER_PASSKEY_REQUEST:
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], RECV_USER_PASSKEY_REQUEST);
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], SSP_PAIRING_ACTIVE);
if (!hci_stack.ssp_auto_accept) break;
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], SEND_USER_PASSKEY_REPLY);
break;
@ -1572,7 +1571,27 @@ int hci_send_cmd_packet(uint8_t *packet, int size){
hci_stack.remote_device_db->delete_link_key(&addr);
}
}
if (IS_COMMAND(packet, hci_pin_code_request_negative_reply)
|| IS_COMMAND(packet, hci_pin_code_request_reply)){
bt_flip_addr(addr, &packet[3]);
conn = connection_for_address(addr);
if (conn){
connectionClearAuthenticationFlags(conn, LEGACY_PAIRING_ACTIVE);
}
}
if (IS_COMMAND(packet, hci_user_confirmation_request_negative_reply)
|| IS_COMMAND(packet, hci_user_confirmation_request_reply)
|| IS_COMMAND(packet, hci_user_passkey_request_negative_reply)
|| IS_COMMAND(packet, hci_user_passkey_request_reply)) {
bt_flip_addr(addr, &packet[3]);
conn = connection_for_address(addr);
if (conn){
connectionClearAuthenticationFlags(conn, SSP_PAIRING_ACTIVE);
}
}
#ifdef HAVE_BLE
if (IS_COMMAND(packet, hci_le_set_advertising_parameters)){
hci_stack.adv_addr_type = packet[8];

18
src/hci.h
View File

@ -205,22 +205,18 @@ typedef enum {
SENT_LINK_KEY_REPLY = 0x0004,
SENT_LINK_KEY_NEGATIVE_REQUEST = 0x0008,
RECV_LINK_KEY_NOTIFICATION = 0x0010,
RECV_PIN_CODE_REQUEST = 0x0020,
DENY_PIN_CODE_REQUEST = 0x0040,
// SSP
RECV_IO_CAPABILITIES_REQUEST = 0x0080,
SEND_IO_CAPABILITIES_REPLY = 0x0100,
RECV_USER_CONFIRM_REQUEST = 0x0200,
SEND_USER_CONFIRM_REPLY = 0x0400,
RECV_USER_PASSKEY_REQUEST = 0x0800,
SEND_USER_PASSKEY_REPLY = 0x1000,
SEND_USER_CONFIRM_REPLY = 0x0200,
SEND_USER_PASSKEY_REPLY = 0x0400,
// pairing status
LEGACY_PAIRING_ACTIVE = 0x2000,
SSP_PAIRING_ACTIVE = 0x4000,
// connection status
CONNECTION_ENCRYPTED = 0x2000,
// SENT_PIN_CODE_REPLY = 0x0080,
// SENT_PIN_CODE_NEGATIVE_REPLY = 0x0100,
CONNECTION_ENCRYPTED = 0x8000,
} hci_authentication_flags_t;
typedef enum {