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ADD: added identification for Mifare TNP3xxx tags.

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ADD: MD5-lua functionality
ADD: AES 128 decrypt lua functionality
ADD: test luc script for reading TNP3xxx tags
CHG: testing some changes for "hf 14b sim" / "lf em4x 410xsim"
This commit is contained in:
iceman1001 2014-11-03 13:49:19 +01:00
commit c15d2bdc9b
15 changed files with 971 additions and 65 deletions
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44
client/scripting.c
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@ -18,6 +18,7 @@
#include "util.h"
#include "nonce2key/nonce2key.h"
#include "../common/iso15693tools.h"
#include <openssl/aes.h>
/**
* The following params expected:
* UsbCommand c
@ -224,6 +225,44 @@ static int l_iso15693_crc(lua_State *L)
return 1;
}
/*
Simple AES 128 cbc hook up to OpenSSL.
params: key, input
*/
static int l_aes(lua_State *L)
{
//Check number of arguments
int i;
size_t size;
const char *p_key = luaL_checklstring(L, 1, &size);
if(size != 32) return returnToLuaWithError(L,"Wrong size of key, got %d bytes, expected 32", (int) size);
const char *p_encTxt = luaL_checklstring(L, 2, &size);
unsigned char indata[AES_BLOCK_SIZE] = {0x00};
unsigned char outdata[AES_BLOCK_SIZE] = {0x00};
unsigned char aes_key[AES_BLOCK_SIZE] = {0x00};
unsigned char iv[AES_BLOCK_SIZE] = {0x00};
// convert key to bytearray
for (i = 0; i < 32; i += 2) {
sscanf(&p_encTxt[i], "%02x", (unsigned int *)&indata[i / 2]);
}
// convert input to bytearray
for (i = 0; i < 32; i += 2) {
sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
}
AES_KEY key;
AES_set_decrypt_key(aes_key, 128, &key);
AES_cbc_encrypt(indata, outdata, sizeof(indata), &key, iv, AES_DECRYPT);
//Push decrypted array as a string
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;// return 1 to signal one return value
}
/**
* @brief Sets the lua path to include "./lualibs/?.lua", in order for a script to be
* able to do "require('foobar')" if foobar.lua is within lualibs folder.
@ -259,8 +298,9 @@ int set_pm3_libraries(lua_State *L)
{"foobar", l_foobar},
{"ukbhit", l_ukbhit},
{"clearCommandBuffer", l_clearCommandBuffer},
{"console", l_CmdConsole},
{"iso15693_crc", l_iso15693_crc},
{"console", l_CmdConsole},
{"iso15693_crc", l_iso15693_crc},
{"aes", l_aes},
{NULL, NULL}
};