github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-14 18:48:13 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

coverity: separate crypto1 fcts ARM<>host into create/destroy and init/deinit

Browse source
This commit is contained in:
Philippe Teuwen 2019-10-18 16:58:24 +02:00
commit 39fd6b1910
8 changed files with 49 additions and 43 deletions
Download patch file Download diff file Expand all files Collapse all files

6
armsrc/mifaresim.c
View file

@ -571,7 +571,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
EmSendPrecompiledCmd(&responses[ATQA]);
// init crypto block
crypto1_destroy(pcs);
crypto1_deinit(pcs);
cardAUTHKEY = AUTHKEYNONE;
nonce = prng_successor(selTimer, 32);
// prepare NT for nested authentication
@ -743,10 +743,10 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t *datain, uint1
if (DBGLEVEL >= DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] KEY %c: %012" PRIx64, (cardAUTHKEY == 0) ? 'A' : 'B', emlGetKey(cardAUTHSC, cardAUTHKEY));
// first authentication
crypto1_destroy(pcs);
crypto1_deinit(pcs);
// Load key into crypto
crypto1_create(pcs, emlGetKey(cardAUTHSC, cardAUTHKEY));
crypto1_init(pcs, emlGetKey(cardAUTHSC, cardAUTHKEY));
if (!encrypted_data) {
// Receive Cmd in clear txt