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iso15sim: get more variable randoms

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Yann GASCUEL
2024-01-19 16:03:57 +01:00
parent a72e72a0f7
commit 8dc87d5432
1 changed files with 2 additions and 2 deletions
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4
armsrc/iso15693.c
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@@ -2496,8 +2496,8 @@ void SimTagIso15693(uint8_t *uid, uint8_t block_size) {
case ISO15693_GET_RANDOM_NUMBER:
if (g_dbglevel >= DBG_DEBUG) Dbprintf("GetRandomNumber cmd");
recv[0] = ISO15_NOERROR;
recv[1] = (uint8_t)(reader_eof_time >> 24) ^ 0xFF; // poor random number
recv[2] = (uint8_t)(reader_eof_time >> 16) ^ 0xFF;
recv[1] = (uint8_t)(reader_eof_time) ^ 0xFF; // poor random number
recv[2] = (uint8_t)(reader_eof_time >> 8) ^ 0xFF;
recvLen = 3;
break;
case ISO15693_ENABLE_PRIVACY: