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MOD:: reverse back changes to 14443b.c

Browse source 
ADD: the hid-flasher/usb_cmd.h  wasn't up to date with how it's other file /common/usb_cmd.h looks like.
ADD: utils.lua  14443v crc inside LUA.
ADD: utils.lua  ConvertAsciiToHex method and minor adjustments checks.
This commit is contained in:
iceman1001 2015-07-28 21:33:09 +02:00
parent 3b4fa54235
commit 5de79e20f1
6 changed files with 123 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

2
armsrc/iso14443b.c
View file

@ -1275,7 +1275,7 @@ void RAMFUNC SnoopIso14443b(void)
if(!ReaderIsActive) { // no need to try decoding tag data if the reader is sending - and we cannot afford the time
// is this | 0x01 the error? & 0xfe in https://github.com/Proxmark/proxmark3/issues/103
if(Handle14443bSamplesDemod(ci | 0x01, cq | 0x01)) {
if(Handle14443bSamplesDemod(ci & 0xfe, cq & 0xfe)) {
//Use samples as a time measurement
if(tracing)

71
client/hid-flasher/usb_cmd.h
View file

@ -23,14 +23,24 @@ typedef BYTE uint8_t;
#define PACKED __attribute__((packed))
#endif
#define USB_CMD_DATA_SIZE 512
typedef struct {
uint32_t cmd;
uint32_t arg[3];
uint64_t cmd;
uint64_t arg[3];
union {
uint8_t asBytes[48];
uint32_t asDwords[12];
uint8_t asBytes[USB_CMD_DATA_SIZE];
uint32_t asDwords[USB_CMD_DATA_SIZE/4];
} d;
} PACKED UsbCommand;
// A struct used to send sample-configs over USB
typedef struct{
uint8_t decimation;
uint8_t bits_per_sample;
bool averaging;
int divisor;
int trigger_threshold;
} sample_config;
// For the bootloader
#define CMD_DEVICE_INFO 0x0000
@ -53,7 +63,6 @@ typedef struct {
#define CMD_STATUS 0x0108
#define CMD_PING 0x0109
// For low-frequency tags
#define CMD_READ_TI_TYPE 0x0202
#define CMD_WRITE_TI_TYPE 0x0203
@ -83,6 +92,7 @@ typedef struct {
#define CMD_IO_DEMOD_FSK 0x021A
#define CMD_IO_CLONE_TAG 0x021B
#define CMD_EM410X_DEMOD 0x021c
// Sampling configuration for LF reader/snooper
#define CMD_SET_LF_SAMPLING_CONFIG 0x021d
#define CMD_FSK_SIM_TAG 0x021E
#define CMD_ASK_SIM_TAG 0x021F
@ -95,6 +105,7 @@ typedef struct {
#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693 0x0300
#define CMD_READ_SRI512_TAG 0x0303
#define CMD_READ_SRIX4K_TAG 0x0304
#define CMD_ISO_14443B_COMMAND 0x0305
#define CMD_READER_ISO_15693 0x0310
#define CMD_SIMTAG_ISO_15693 0x0311
#define CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693 0x0312
@ -102,6 +113,7 @@ typedef struct {
#define CMD_ISO_15693_COMMAND_DONE 0x0314
#define CMD_ISO_15693_FIND_AFI 0x0315
#define CMD_ISO_15693_DEBUG 0x0316
#define CMD_LF_SNOOP_RAW_ADC_SAMPLES 0x0317
// For Hitag2 transponders
#define CMD_SNOOP_HITAG 0x0370
@ -122,6 +134,9 @@ typedef struct {
#define CMD_SNOOP_ICLASS 0x0392
#define CMD_SIMULATE_TAG_ICLASS 0x0393
#define CMD_READER_ICLASS 0x0394
#define CMD_READER_ICLASS_REPLAY 0x0395
#define CMD_ICLASS_ISO14443A_WRITE 0x0397
#define CMD_ICLASS_EML_MEMSET 0x0398
// For measurements of the antenna tuning
#define CMD_MEASURE_ANTENNA_TUNING 0x0400
@ -138,8 +153,11 @@ typedef struct {
#define CMD_MIFARE_EML_MEMSET 0x0602
#define CMD_MIFARE_EML_MEMGET 0x0603
#define CMD_MIFARE_EML_CARDLOAD 0x0604
#define CMD_MIFARE_EML_CSETBLOCK 0x0605
#define CMD_MIFARE_EML_CGETBLOCK 0x0606
// magic chinese card commands
#define CMD_MIFARE_CSETBLOCK 0x0605
#define CMD_MIFARE_CGETBLOCK 0x0606
#define CMD_MIFARE_CIDENT 0x0607
#define CMD_SIMULATE_MIFARE_CARD 0x0610
@ -147,14 +165,53 @@ typedef struct {
#define CMD_MIFARE_NESTED 0x0612
#define CMD_MIFARE_READBL 0x0620
#define CMD_MIFAREU_READBL 0x0720
#define CMD_MIFARE_READSC 0x0621
#define CMD_MIFAREU_READCARD 0x0721
#define CMD_MIFARE_WRITEBL 0x0622
#define CMD_MIFAREU_WRITEBL 0x0722
#define CMD_MIFAREU_WRITEBL_COMPAT 0x0723
#define CMD_MIFARE_CHKKEYS 0x0623
#define CMD_MIFARE_SNIFFER 0x0630
//ultralightC
#define CMD_MIFAREUC_AUTH 0x0724
//0x0725 and 0x0726 no longer used
#define CMD_MIFAREUC_SETPWD 0x0727
// mifare desfire
#define CMD_MIFARE_DESFIRE_READBL 0x0728
#define CMD_MIFARE_DESFIRE_WRITEBL 0x0729
#define CMD_MIFARE_DESFIRE_AUTH1 0x072a
#define CMD_MIFARE_DESFIRE_AUTH2 0x072b
#define CMD_MIFARE_DES_READER 0x072c
#define CMD_MIFARE_DESFIRE_INFO 0x072d
#define CMD_MIFARE_DESFIRE 0x072e
#define CMD_MIFARE_COLLECT_NONCES 0x072f
#define CMD_UNKNOWN 0xFFFF
//Mifare simulation flags
#define FLAG_INTERACTIVE 0x01
#define FLAG_4B_UID_IN_DATA 0x02
#define FLAG_7B_UID_IN_DATA 0x04
#define FLAG_NR_AR_ATTACK 0x08
//Iclass reader flags
#define FLAG_ICLASS_READER_ONLY_ONCE 0x01
#define FLAG_ICLASS_READER_CC 0x02
#define FLAG_ICLASS_READER_CSN 0x04
#define FLAG_ICLASS_READER_CONF 0x08
#define FLAG_ICLASS_READER_AA 0x10
#define FLAG_ICLASS_READER_ONE_TRY 0x20
// CMD_DEVICE_INFO response packet has flags in arg[0], flag definitions:
/* Whether a bootloader that understands the common_area is present */
#define DEVICE_INFO_FLAG_BOOTROM_PRESENT (1<<0)

38
client/lualibs/utils.lua
View file

@ -69,6 +69,18 @@ local Utils =
return outResults
end,
----ISO14443-B CRC
Crc14b = function(s)
if s == nil then return nil end
if #s == 0 then return nil end
if type(s) == 'string' then
local utils = require('utils')
local ascii = utils.ConvertHexToAscii(s)
local hashed = core.iso14443b_crc(ascii)
return utils.ConvertAsciiToHex(hashed)
end
return nil
end,
------------ CRC-16 ccitt checksums
-- Takes a hex string and calculates a crc16
@ -181,20 +193,18 @@ local Utils =
---
-- Convert Byte array to string of hex
ConvertBytesToHex = function(bytes)
if #bytes == 0 then
return ''
end
if bytes == nil then return '' end
if #bytes == 0 then return '' end
local s={}
for i = 1, #(bytes) do
for i = 1, #bytes do
s[i] = string.format("%02X",bytes[i])
end
return table.concat(s)
end,
-- Convert byte array to string with ascii
ConvertBytesToAscii = function(bytes)
if #bytes == 0 then
return ''
end
if bytes == nil then return '' end
if #bytes == 0 then return '' end
local s={}
for i = 1, #(bytes) do
s[i] = string.char(bytes[i])
@ -233,15 +243,25 @@ local Utils =
end,
ConvertHexToAscii = function(s)
if s == nil then return '' end
if #s == 0 then return '' end
local t={}
if s == nil then return t end
if #s == 0 then return t end
for k in s:gmatch"(%x%x)" do
table.insert(t, string.char(tonumber(k,16)))
end
return table.concat(t)
end,
ConvertAsciiToHex = function(s)
if s == nil then return '' end
if #s == 0 then return '' end
local t={}
for k in s:gmatch"(.)" do
table.insert(t, string.format("%02X", string.byte(k)))
end
return table.concat(t)
end,
Chars2num = function(s)
return (s:byte(1)*16777216)+(s:byte(2)*65536)+(s:byte(3)*256)+(s:byte(4))
end,

27
client/scripting.c
View file

@ -18,6 +18,7 @@
#include "util.h"
#include "nonce2key/nonce2key.h"
#include "../common/iso15693tools.h"
#include "iso14443crc.h"
#include "../common/crc16.h"
#include "../common/crc64.h"
#include "../common/sha1.h"
@ -52,12 +53,11 @@ static int l_SendCommand(lua_State *L){
const char *data = luaL_checklstring(L, 1, &size);
if(size != sizeof(UsbCommand))
{
printf("Got data size %d, expected %d" , (int) size,(int) sizeof(UsbCommand));
printf("Got data size %d, expected %d" , size, sizeof(UsbCommand));
lua_pushstring(L,"Wrong data size");
return 1;
}
// UsbCommand c = (*data);
SendCommand((UsbCommand* )data);
return 0; // no return values
}
@ -229,6 +229,28 @@ static int l_iso15693_crc(lua_State *L)
return 1;
}
static int l_iso14443b_crc(lua_State *L)
{
/* void ComputeCrc14443(int CrcType,
const unsigned char *Data, int Length,
unsigned char *TransmitFirst,
unsigned char *TransmitSecond)
*/
unsigned char buf[USB_CMD_DATA_SIZE];
size_t len = 0;
const char *data = luaL_checklstring(L, 1, &len);
if (USB_CMD_DATA_SIZE < len)
len = USB_CMD_DATA_SIZE-2;
for (int i = 0; i < len; i += 2) {
sscanf(&data[i], "%02x", (unsigned int *)&buf[i / 2]);
}
ComputeCrc14443(CRC_14443_B, buf, len, &buf[len], &buf[len+1]);
lua_pushlstring(L, (const char *)&buf, len+2);
return 1;
}
/*
Simple AES 128 cbc hook up to OpenSSL.
params: key, input
@ -483,6 +505,7 @@ int set_pm3_libraries(lua_State *L)
{"clearCommandBuffer", l_clearCommandBuffer},
{"console", l_CmdConsole},
{"iso15693_crc", l_iso15693_crc},
{"iso14443b_crc", l_iso14443b_crc},
{"aes128_decrypt", l_aes128decrypt_cbc},
{"aes128_decrypt_ecb", l_aes128decrypt_ecb},
{"aes128_encrypt", l_aes128encrypt_cbc},

4
client/scripts/14araw.lua
View file

@ -155,9 +155,7 @@ end
-- Sends an instruction to do nothing, only disconnect
function disconnect()
local command = Command:new{cmd = cmds.CMD_READER_ISO_14443a,
arg1 = 0, -- Nothing
}
local command = Command:new{cmd = cmds.CMD_READER_ISO_14443a, arg1 = 0, }
-- We can ignore the response here, no ACK is returned for this command
-- Check /armsrc/iso14443a.c, ReaderIso14443a() for details
return lib14a.sendToDevice(command,true)