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chg: LF t55xx trace

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new:  LF t55xx info
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iceman1001 2014-10-06 19:42:50 +02:00
commit f6c18637ca
25 changed files with 929 additions and 804 deletions
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85
armsrc/desfire_key.c
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@ -16,8 +16,8 @@
*
* $Id$
*/
#include "desfire_key.h"
#include <stdlib.h>
#include "desfire_key.h"
static inline void update_key_schedules (desfirekey_t key);
@ -29,67 +29,68 @@ static inline void update_key_schedules (desfirekey_t key) {
// }
}
desfirekey_t Desfire_des_key_new (const uint8_t value[8]) {
void Desfire_des_key_new (const uint8_t value[8], desfirekey_t key) {
uint8_t data[8];
memcpy (data, value, 8);
for (int n=0; n < 8; n++)
data[n] &= 0xfe;
return Desfire_des_key_new_with_version (data);
Desfire_des_key_new_with_version (data, key);
}
desfirekey_t Desfire_des_key_new_with_version (const uint8_t value[8]) {
desfirekey_t key = NULL;
key->type = T_DES;
memcpy (key->data, value, 8);
memcpy (key->data+8, value, 8);
update_key_schedules (key);
return key;
void Desfire_des_key_new_with_version (const uint8_t value[8], desfirekey_t key) {
if ( key != NULL) {
key->type = T_DES;
memcpy (key->data, value, 8);
memcpy (key->data+8, value, 8);
update_key_schedules (key);
}
}
desfirekey_t Desfire_3des_key_new (const uint8_t value[16]) {
void Desfire_3des_key_new (const uint8_t value[16], desfirekey_t key) {
uint8_t data[16];
memcpy (data, value, 16);
for (int n=0; n < 8; n++)
data[n] &= 0xfe;
for (int n=8; n < 16; n++)
data[n] |= 0x01;
return Desfire_3des_key_new_with_version (data);
Desfire_3des_key_new_with_version (data, key);
}
desfirekey_t Desfire_3des_key_new_with_version (const uint8_t value[16]) {
desfirekey_t key = NULL;
key->type = T_3DES;
memcpy (key->data, value, 16);
update_key_schedules (key);
return key;
void Desfire_3des_key_new_with_version (const uint8_t value[16], desfirekey_t key) {
if ( key != NULL ){
key->type = T_3DES;
memcpy (key->data, value, 16);
update_key_schedules (key);
}
}
desfirekey_t Desfire_3k3des_key_new (const uint8_t value[24]) {
void Desfire_3k3des_key_new (const uint8_t value[24], desfirekey_t key) {
uint8_t data[24];
memcpy (data, value, 24);
for (int n=0; n < 8; n++)
data[n] &= 0xfe;
return Desfire_3k3des_key_new_with_version (data);
Desfire_3k3des_key_new_with_version (data, key);
}
desfirekey_t Desfire_3k3des_key_new_with_version (const uint8_t value[24]) {
desfirekey_t key = NULL;
key->type = T_3K3DES;
memcpy (key->data, value, 24);
update_key_schedules (key);
return key;
void Desfire_3k3des_key_new_with_version (const uint8_t value[24], desfirekey_t key) {
if ( key != NULL){
key->type = T_3K3DES;
memcpy (key->data, value, 24);
update_key_schedules (key);
}
}
desfirekey_t Desfire_aes_key_new (const uint8_t value[16]) {
return Desfire_aes_key_new_with_version (value, 0);
void Desfire_aes_key_new (const uint8_t value[16], desfirekey_t key) {
Desfire_aes_key_new_with_version (value, 0, key);
}
desfirekey_t Desfire_aes_key_new_with_version (const uint8_t value[16], uint8_t version) {
desfirekey_t key = NULL;
memcpy (key->data, value, 16);
key->type = T_AES;
key->aes_version = version;
return key;
void Desfire_aes_key_new_with_version (const uint8_t value[16], uint8_t version, desfirekey_t key) {
if (key != NULL) {
memcpy (key->data, value, 16);
key->type = T_AES;
key->aes_version = version;
}
}
uint8_t Desfire_key_get_version (desfirekey_t key) {
@ -98,7 +99,6 @@ uint8_t Desfire_key_get_version (desfirekey_t key) {
for (int n = 0; n < 8; n++) {
version |= ((key->data[n] & 1) << (7 - n));
}
return version;
}
@ -118,9 +118,7 @@ void Desfire_key_set_version (desfirekey_t key, uint8_t version)
}
}
desfirekey_t Desfire_session_key_new (const uint8_t rnda[], const uint8_t rndb[], desfirekey_t authkey) {
desfirekey_t key = NULL;
void Desfire_session_key_new (const uint8_t rnda[], const uint8_t rndb[], desfirekey_t authkey, desfirekey_t key) {
uint8_t buffer[24];
@ -128,14 +126,14 @@ desfirekey_t Desfire_session_key_new (const uint8_t rnda[], const uint8_t rndb[]
case T_DES:
memcpy (buffer, rnda, 4);
memcpy (buffer+4, rndb, 4);
key = Desfire_des_key_new_with_version (buffer);
Desfire_des_key_new_with_version (buffer, key);
break;
case T_3DES:
memcpy (buffer, rnda, 4);
memcpy (buffer+4, rndb, 4);
memcpy (buffer+8, rnda+4, 4);
memcpy (buffer+12, rndb+4, 4);
key = Desfire_3des_key_new_with_version (buffer);
Desfire_3des_key_new_with_version (buffer, key);
break;
case T_3K3DES:
memcpy (buffer, rnda, 4);
@ -144,15 +142,14 @@ desfirekey_t Desfire_session_key_new (const uint8_t rnda[], const uint8_t rndb[]
memcpy (buffer+12, rndb+6, 4);
memcpy (buffer+16, rnda+12, 4);
memcpy (buffer+20, rndb+12, 4);
key = Desfire_3k3des_key_new (buffer);
Desfire_3k3des_key_new (buffer, key);
break;
case T_AES:
memcpy (buffer, rnda, 4);
memcpy (buffer+4, rndb, 4);
memcpy (buffer+8, rnda+12, 4);
memcpy (buffer+12, rndb+12, 4);
key = Desfire_aes_key_new (buffer);
Desfire_aes_key_new (buffer, key);
break;
}
return key;
}