RfidResearchGroup/proxmark3
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This commit is contained in:
iceman1001 2022-01-29 10:40:29 +01:00
parent 3df14034fe
commit 4fb83368f5
1 changed files with 8 additions and 4 deletions
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12
armsrc/desfire_crypto.c
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@ -67,8 +67,10 @@ void des_decrypt(void *out, const void *in, const void *key) {
void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode) {
if (length % 8) return;
if (keymode == 2) mbedtls_des3_set2key_dec(&ctx3, key);
else mbedtls_des3_set3key_dec(&ctx3, key);
if (keymode == 2)
mbedtls_des3_set2key_dec(&ctx3, key);
else
mbedtls_des3_set3key_dec(&ctx3, key);
uint8_t i;
unsigned char temp[8];
@ -93,8 +95,10 @@ void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key,
void tdes_nxp_send(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode) {
if (length % 8) return;
if (keymode == 2) mbedtls_des3_set2key_enc(&ctx3, key);
else mbedtls_des3_set3key_enc(&ctx3, key);
if (keymode == 2)
mbedtls_des3_set2key_enc(&ctx3, key);
else
mbedtls_des3_set3key_enc(&ctx3, key);
uint8_t i;
uint8_t *tin = (uint8_t *) in;