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Merge pull request #150 from vratiskol/hf_mf_sim

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[Hf mf sim] Add comments
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Philippe Teuwen 2019-04-09 00:14:51 +02:00 committed by GitHub
parent b0d627bae5 a2a1bbb7a1
commit 22d5414a36
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 30 additions and 27 deletions
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57
armsrc/mifaresim.c
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@ -15,6 +15,10 @@
// MF_DBG_ERROR 1
// MF_DBG_ALL 2
// MF_DBG_EXTENDED 4
//
// /!\ Printing Debug message is disrupting emulation,
// Only use with caution during debugging
#include "iso14443a.h"
#include "mifaresim.h"
@ -223,7 +227,7 @@ static void MifareSimInit(uint16_t flags, uint8_t *datain, tag_response_info_t *
memcpy(rATQA, rATQA_1k_4B, sizeof rATQA_1k_4B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_1k_4B");
break;
case 2: // Mifare 2L
case 2: // Mifare 2K
memcpy(rATQA, rATQA_2k_4B, sizeof rATQA_2k_4B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_2k_4B");
break;
@ -250,15 +254,15 @@ static void MifareSimInit(uint16_t flags, uint8_t *datain, tag_response_info_t *
memcpy(rATQA, rATQA_Mini_7B, sizeof rATQA_Mini_7B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_Mini_7B");
break;
case 1:
case 1: // Mifare 1K
memcpy(rATQA, rATQA_1k_7B, sizeof rATQA_1k_7B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_1k_7B");
break;
case 2:
case 2: // Mifare 2K
memcpy(rATQA, rATQA_2k_7B, sizeof rATQA_2k_7B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_2k_7B");
break;
case 4:
case 4: // Mifare 4K
memcpy(rATQA, rATQA_4k_7B, sizeof rATQA_4k_7B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_4k_4B");
break;
@ -284,15 +288,15 @@ static void MifareSimInit(uint16_t flags, uint8_t *datain, tag_response_info_t *
memcpy(rATQA, rATQA_Mini_10B, sizeof rATQA_Mini_10B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_Mini_10B");
break;
case 1:
case 1: // Mifare 1K
memcpy(rATQA, rATQA_1k_10B, sizeof rATQA_1k_10B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_1k_10B");
break;
case 2:
case 2: // Mifare 2K
memcpy(rATQA, rATQA_2k_10B, sizeof rATQA_2k_10B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_2k_10B");
break;
case 4:
case 4: // Mifare 4K
memcpy(rATQA, rATQA_4k_10B, sizeof rATQA_4k_10B);
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("=> Using rATQA_4k_10B");
break;
@ -325,11 +329,11 @@ static void MifareSimInit(uint16_t flags, uint8_t *datain, tag_response_info_t *
{ .response = rUIDBCC1, .response_n = sizeof(rUIDBCC1) }, // Anticollision cascade1 - respond with first part of uid
{ .response = rUIDBCC2, .response_n = sizeof(rUIDBCC2) }, // Anticollision cascade2 - respond with 2nd part of uid
{ .response = rUIDBCC3, .response_n = sizeof(rUIDBCC3) }, // Anticollision cascade3 - respond with 3th part of uid
{ .response = rSAK_mini, .response_n = sizeof(rSAK_mini) }, //
{ .response = rSAK_1, .response_n = sizeof(rSAK_1) }, //
{ .response = rSAK_2, .response_n = sizeof(rSAK_2) }, //
{ .response = rSAK_4, .response_n = sizeof(rSAK_4) }, //
{ .response = rSAK1, .response_n = sizeof(rSAK1) } // Acknowledge select - New another cascades
{ .response = rSAK_mini, .response_n = sizeof(rSAK_mini) }, // SAK Mifare Mini
{ .response = rSAK_1, .response_n = sizeof(rSAK_1) }, // SAK Mifare 1K
{ .response = rSAK_2, .response_n = sizeof(rSAK_2) }, // SAK Mifare 2K
{ .response = rSAK_4, .response_n = sizeof(rSAK_4) }, // SAK Mifare 4K
{ .response = rSAK1, .response_n = sizeof(rSAK1) } // Acknowledge select - Need another cascades
};
// Prepare ("precompile") the responses of the anticollision phase. There will be not enough time to do this at the moment the reader sends its REQA or SELECT
@ -436,7 +440,6 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t
// Authenticate response - nonce
uint32_t nonce = 0;
// = prng_successor(selTimer, 32) ;
if ((flags & FLAG_MF_MINI) == FLAG_MF_MINI) {
MifareCardType = 0;
@ -564,16 +567,16 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t
switch (uid_len) {
case 4:
switch (MifareCardType) {
case 0:
case 0: // Mifare Mini
EmSendPrecompiledCmd(&responses[SAK_MINI]);
break;
case 1:
case 1: // Mifare 1K
EmSendPrecompiledCmd(&responses[SAK_1]);
break;
case 2:
case 2: // Mifare 2K
EmSendPrecompiledCmd(&responses[SAK_2]);
break;
case 4:
case 4: // Mifare 4K
EmSendPrecompiledCmd(&responses[SAK_4]);
break;
}
@ -643,16 +646,16 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("[MFEMUL_SELECT2] SELECT CL2 %02x%02x%02x%02x received", receivedCmd[2], receivedCmd[3], receivedCmd[4], receivedCmd[5]);
switch (MifareCardType) {
case 0:
case 0: // Mifare Mini
EmSendPrecompiledCmd(&responses[SAK_MINI]);
break;
case 1:
break;
case 1: // Mifare 1K
EmSendPrecompiledCmd(&responses[SAK_1]);
break;
case 2:
case 2: // Mifare 2K
EmSendPrecompiledCmd(&responses[SAK_2]);
break;
case 4:
case 4: // Mifare 4K
EmSendPrecompiledCmd(&responses[SAK_4]);
break;
}
@ -700,16 +703,16 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t
memcmp(&receivedCmd[2], responses[UIDBCC3].response, 4) == 0)) {
switch (MifareCardType) {
case 0:
case 0: // Mifare Mini
EmSendPrecompiledCmd(&responses[SAK_MINI]);
break;
case 1:
case 1: // Mifare 1K
EmSendPrecompiledCmd(&responses[SAK_1]);
break;
case 2:
case 2: // Mifare 2K
EmSendPrecompiledCmd(&responses[SAK_2]);
break;
case 4:
case 4: // Mifare 4K
EmSendPrecompiledCmd(&responses[SAK_4]);
break;
}
@ -733,7 +736,7 @@ void Mifare1ksim(uint16_t flags, uint8_t exitAfterNReads, uint8_t arg2, uint8_t
// WORK
case MFEMUL_WORK: {
if (MF_DBGLEVEL >= 1) Dbprintf("[MFEMUL_WORK] Enter in case");
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("[MFEMUL_WORK] Enter in case");
if (receivedCmd_len != 4) {
LogTrace(Uart.output, Uart.len, Uart.startTime * 16 - DELAY_AIR2ARM_AS_TAG, Uart.endTime * 16 - DELAY_AIR2ARM_AS_TAG, Uart.parity, true);