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authenticate using pin code

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This commit is contained in:
matthias.ringwald 2009-05-10 20:57:01 +00:00
parent ea6387df26
commit 3091b266fe
3 changed files with 50 additions and 14 deletions
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38
src/hci.c
View File

@ -17,7 +17,17 @@
#define OGF_CONTROLLER_BASEBAND 0x03
hci_cmd_t hci_inquiry = {
OPCODE(OGF_LINK_CONTROL, 0x01), "311" // LAP, Inquiry length, Num_responses
OPCODE(OGF_LINK_CONTROL, 0x01), "311"
// LAP, Inquiry length, Num_responses
};
hci_cmd_t hci_link_key_request_negative_reply = {
OPCODE(OGF_LINK_CONTROL, 0x0c), "B"
};
hci_cmd_t hci_pin_code_request_reply = {
OPCODE(OGF_LINK_CONTROL, 0x0d), "B1P"
// BD_ADDR, pin length, PIN: c-string
};
hci_cmd_t hci_reset = {
@ -34,6 +44,11 @@ hci_cmd_t hci_write_page_timeout = {
// Page_Timeout * 0.625 ms
};
hci_cmd_t hci_write_authentication_enable = {
OPCODE(OGF_CONTROLLER_BASEBAND, 0x20), "1"
// Authentication_Enable
};
hci_cmd_t hci_host_buffer_size = {
OPCODE(OGF_CONTROLLER_BASEBAND, 0x33), "2122"
// Host_ACL_Data_Packet_Length:, Host_Synchronous_Data_Packet_Length:, Host_Total_Num_ACL_Data_Packets:, Host_Total_Num_Synchronous_Data_Packets:
@ -100,7 +115,7 @@ int hci_send_cmd(hci_cmd_t *cmd, ...){
const char *format = cmd->format;
uint16_t word;
uint32_t longword;
uint8_t * bt_addr;
uint8_t * ptr;
while (*format) {
switch(*format) {
case '1': // 8 bit value
@ -126,13 +141,18 @@ int hci_send_cmd(hci_cmd_t *cmd, ...){
}
break;
case 'B': // bt-addr
bt_addr = va_arg(argptr, uint8_t *);
hci_cmd_buffer[pos++] = bt_addr[5];
hci_cmd_buffer[pos++] = bt_addr[4];
hci_cmd_buffer[pos++] = bt_addr[3];
hci_cmd_buffer[pos++] = bt_addr[2];
hci_cmd_buffer[pos++] = bt_addr[1];
hci_cmd_buffer[pos++] = bt_addr[0];
ptr = va_arg(argptr, uint8_t *);
hci_cmd_buffer[pos++] = ptr[5];
hci_cmd_buffer[pos++] = ptr[4];
hci_cmd_buffer[pos++] = ptr[3];
hci_cmd_buffer[pos++] = ptr[2];
hci_cmd_buffer[pos++] = ptr[1];
hci_cmd_buffer[pos++] = ptr[0];
break;
case 'P': // c string passed as pascal string with leading 1-byte len
ptr = va_arg(argptr, uint8_t *);
memcpy(&hci_cmd_buffer[pos], ptr, 16);
pos += 16;
break;
default:
break;

3
src/hci.h
View File

@ -66,9 +66,12 @@ void hexdump(uint8_t *data, int size);
int hci_send_cmd(hci_cmd_t *cmd, ...);
extern hci_cmd_t hci_inquiry;
extern hci_cmd_t hci_link_key_request_negative_reply;
extern hci_cmd_t hci_pin_code_request_reply;
extern hci_cmd_t hci_reset;
extern hci_cmd_t hci_create_connection;
extern hci_cmd_t hci_host_buffer_size;
extern hci_cmd_t hci_write_authentication_enable;
extern hci_cmd_t hci_write_page_timeout;
#define HCI_INQUIRY_LAP 0x9E8B33L // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)

23
src/main.c
View File

@ -18,7 +18,7 @@
static hci_transport_t * transport;
static hci_uart_config_t config;
#define COMMAND_COMPLETE_EVENT(event,cmd) ( event[0] == 0x0e && READ_BT_16(event,2) == cmd.opcode)
#define COMMAND_COMPLETE_EVENT(event,cmd) ( event[0] == 0x0e && READ_BT_16(event,3) == cmd.opcode)
#if 0
// reset done, send host buffer size
@ -27,21 +27,34 @@ hci_send_cmd(&hci_host_buffer_size, 400, 255, 1, 0, 0);
hci_send_cmd(&hci_inquiry, HCI_INQUIRY_LAP, 30, 0);
#endif
void event_handler(uint8_t *packet, int size){
bd_addr_t addr = {0x00, 0x03, 0xc9, 0x3d, 0x77, 0x43 };
// bd_addr_t addr = { 0x00, 0x16, 0xcb, 0x09, 0x94, 0xa9};
// printf("Event type: %x, opcode: %x, other %x\n", packet[0], packet[3] | packet[4] << 8);
if ( COMMAND_COMPLETE_EVENT(packet, hci_reset) ) {
// reset done, write page timeout
hci_send_cmd(&hci_write_page_timeout, 0x6000); // ca. 15 sec
}
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_page_timeout) ) {
// reset done, write page timeout
hci_send_cmd(&hci_write_authentication_enable, 1);
}
if ( COMMAND_COMPLETE_EVENT(packet, hci_host_buffer_size) ) {
}
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_page_timeout) ) {
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_authentication_enable) ) {
// hci_host_buffer_size done, send connect
// bd_addr_t addr = {0x00, 0x03, 0xc9, 0x3d, 0x77, 0x43 };
bd_addr_t addr = { 0x00, 0x16, 0xcb, 0x09, 0x94, 0xa9};
hci_send_cmd(&hci_create_connection, &addr, 0x18, 0, 0, 0, 0);
}
// link key request
if (packet[0] == 0x17){
hci_send_cmd(&hci_link_key_request_negative_reply, &addr);
}
// pin code request
if (packet[0] == 0x16){
hci_send_cmd(&hci_pin_code_request_reply, &addr, 4, "1234");
}
}