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store m/s_random as big endian

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matthias.ringwald@gmail.com 2013-11-09 23:31:39 +00:00
parent 125e483a63
commit 45c3b63f47
1 changed files with 8 additions and 16 deletions
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24
example/libusb/ble_server.c
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@ -334,13 +334,10 @@ static void sm_c1(key_t k, key_t r, uint8_t preq[7], uint8_t pres[7], uint8_t ia
printf("r "); hexdump(r, 16);
// t1 = r xor p1
key_t r_flipped;
swap128(r, r_flipped);
int i;
key_t t1_flipped;
for (i=0;i<16;i++){
t1_flipped[i] = r_flipped[i] ^ p1[i];
t1_flipped[i] = r[i] ^ p1[i];
}
printf("t1' "); hexdump(t1_flipped, 16);
@ -406,9 +403,7 @@ static void sm_test(){
printf("k: "); hexdump(k, 16);
// c1
key_t r;
key_t r_flipped = { 0x57, 0x83, 0xD5, 0x21, 0x56, 0xAD, 0x6F, 0x0E, 0x63, 0x88, 0x27, 0x4E, 0xC6, 0x70, 0x2E, 0xE0 };
swap128(r_flipped, r);
key_t r = { 0x57, 0x83, 0xD5, 0x21, 0x56, 0xAD, 0x6F, 0x0E, 0x63, 0x88, 0x27, 0x4E, 0xC6, 0x70, 0x2E, 0xE0 };
printf("r: "); hexdump(r, 16);
uint8_t preq[] = {0x01, 0x01, 0x00, 0x00, 0x10, 0x07, 0x07};
@ -434,11 +429,8 @@ void sm_test2(){
memset(k, 0, 16 );
printf("k: "); hexdump(k, 16);
key_t r_be = { 0x55, 0x05, 0x1D, 0xF4, 0x7C, 0xC9, 0xBC, 0x97, 0x3C, 0x6A, 0x7D, 0x0D, 0x0F, 0x57, 0x0E, 0xC4 };
key_t r_le;
swap128(r_be, r_le);
printf("r_be: "); hexdump(r_be, 16);
printf("r_le: "); hexdump(r_le, 16);
key_t r = { 0x55, 0x05, 0x1D, 0xF4, 0x7C, 0xC9, 0xBC, 0x97, 0x3C, 0x6A, 0x7D, 0x0D, 0x0F, 0x57, 0x0E, 0xC4 };
printf("r: "); hexdump(r, 16);
// preq [ 01 04 00 01 10 07 07 ]
// pres [ 02 04 00 01 10 07 07 ]
@ -464,7 +456,7 @@ void sm_test2(){
bt_flip_addr(ia_le, ia);
bt_flip_addr(ra_le, ra);
sm_c1(k, r_le, preq, pres, 1, 0, ia, ra, c1);
sm_c1(k, r, preq, pres, 1, 0, ia, ra, c1);
key_t c1_flipped;
swap128(c1, c1_flipped);
@ -581,7 +573,7 @@ static void sm_run(void){
sm_send_s_random = 0;
uint8_t buffer[17];
buffer[0] = SM_CODE_PAIRING_RANDOM;
memcpy(&buffer[1], sm_s_random, 16);
swap128(sm_s_random, &buffer[1]);
l2cap_send_connectionless(sm_response_handle, L2CAP_CID_SECURITY_MANAGER_PROTOCOL, (uint8_t*) buffer, sizeof(buffer));
return;
}
@ -630,8 +622,8 @@ static void sm_packet_handler(uint8_t packet_type, uint16_t handle, uint8_t *pac
break;
case SM_CODE_PAIRING_RANDOM:
// received confirm value
memcpy(sm_m_random, &packet[1], 16);
// received random value
swap128(&packet[1], sm_m_random);
// validate m confirm
if (!sm_validate_m_confirm()){