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respond with pin code negative reply if in non-bondable mode

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matthias.ringwald@gmail.com 2014-01-16 11:17:17 +00:00
parent 74d716b5f5
commit 4c57c146cc
2 changed files with 25 additions and 11 deletions
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17
src/hci.c
View File

@ -44,7 +44,8 @@
#include "config.h"
#include "hci.h"
#include "gap.h"
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
@ -639,6 +640,11 @@ 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);
// non-bondable mode: pin code negative reply will be sent
if (!hci_stack.bondable){
hci_add_connection_flags_for_flipped_bd_addr(&packet[2], HANDLE_PIN_CODE_REQUEST);
break;
}
// PIN CODE REQUEST means the link key request didn't succee -> delete stored link key
if (!hci_stack.remote_device_db) break;
bt_flip_addr(addr, &packet[2]);
@ -1196,6 +1202,13 @@ void hci_run(){
return;
}
if (connection->authentication_flags & HANDLE_PIN_CODE_REQUEST){
log_info("denying to pin request\n");
hci_send_cmd(&hci_pin_code_request_negative_reply, connection->address);
connectionClearAuthenticationFlags(connection, HANDLE_PIN_CODE_REQUEST);
return;
}
if (connection->authentication_flags & SEND_IO_CAPABILITIES_REPLY){
hci_send_cmd(&hci_io_capability_request_reply, &connection->address, hci_stack.ssp_io_capability, NULL, hci_stack.ssp_authentication_requirement);
connectionClearAuthenticationFlags(connection, SEND_IO_CAPABILITIES_REPLY);
@ -1650,6 +1663,6 @@ void hci_emit_discoverable_enabled(uint8_t enabled){
* @bbrief enable/disable bonding. default is enabled
* @praram enabled
*/
void gap_set_bondable_mode(int enabled);{
void gap_set_bondable_mode(int enable){
hci_stack.bondable = enable ? 1 : 0;
}

19
src/hci.h
View File

@ -206,15 +206,16 @@ typedef enum {
SENT_LINK_KEY_NEGATIVE_REQUEST = 0x0008,
RECV_LINK_KEY_NOTIFICATION = 0x0010,
RECV_PIN_CODE_REQUEST = 0x0020,
SENT_PIN_CODE_REPLY = 0x0040,
SENT_PIN_CODE_NEGATIVE_REPLY = 0x0080,
HANDLE_PIN_CODE_REQUEST = 0x0040,
SENT_PIN_CODE_REPLY = 0x0080,
SENT_PIN_CODE_NEGATIVE_REPLY = 0x0100,
// SSP
RECV_IO_CAPABILITIES_REQUEST = 0x0100,
SEND_IO_CAPABILITIES_REPLY = 0x0200,
RECV_USER_CONFIRM_REQUEST = 0x0400,
SEND_USER_CONFIRM_REPLY = 0x0800,
RECV_USER_PASSKEY_REQUEST = 0x1000,
SEND_USER_PASSKEY_REPLY = 0x2000,
RECV_IO_CAPABILITIES_REQUEST = 0x0200,
SEND_IO_CAPABILITIES_REPLY = 0x0400,
RECV_USER_CONFIRM_REQUEST = 0x0800,
SEND_USER_CONFIRM_REPLY = 0x1000,
RECV_USER_PASSKEY_REQUEST = 0x2000,
SEND_USER_PASSKEY_REPLY = 0x4000,
} hci_authentication_flags_t;
typedef enum {
@ -322,7 +323,7 @@ typedef struct {
uint8_t discoverable;
uint8_t connectable;
uint8_t bondable;
/* buffer for scan enable cmd - 0xff no change */
uint8_t new_scan_enable_value;