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add @Iceman1001 s sha1 scripting changes.

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This commit is contained in:
marshmellow42 2015-05-30 21:51:15 -04:00
parent 185e038c7d
commit 1c4c0b0681
6 changed files with 981 additions and 6 deletions
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78
client/scripting.c
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@ -20,6 +20,7 @@
#include "../common/iso15693tools.h"
#include "../common/crc16.h"
#include "../common/crc64.h"
#include "../common/sha1.h"
#include "aes.h"
/**
* The following params expected:
@ -231,7 +232,7 @@ static int l_iso15693_crc(lua_State *L)
Simple AES 128 cbc hook up to OpenSSL.
params: key, input
*/
static int l_aes128decrypt(lua_State *L)
static int l_aes128decrypt_cbc(lua_State *L)
{
//Check number of arguments
int i;
@ -260,7 +261,36 @@ static int l_aes128decrypt(lua_State *L)
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;// return 1 to signal one return value
}
static int l_aes128encrypt(lua_State *L)
static int l_aes128decrypt_ecb(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[16] = {0x00};
unsigned char outdata[16] = {0x00};
unsigned char aes_key[16] = {0x00};
// convert key to bytearray and convert input to bytearray
for (i = 0; i < 32; i += 2) {
sscanf(&p_encTxt[i], "%02x", (unsigned int *)&indata[i / 2]);
sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
}
aes_context ctx;
aes_init(&ctx);
aes_setkey_dec(&ctx, aes_key, 128);
aes_crypt_ecb(&ctx, AES_DECRYPT, indata, outdata );
//Push decrypted array as a string
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;// return 1 to signal one return value
}
static int l_aes128encrypt_cbc(lua_State *L)
{
//Check number of arguments
int i;
@ -289,6 +319,33 @@ static int l_aes128encrypt(lua_State *L)
return 1;// return 1 to signal one return value
}
static int l_aes128encrypt_ecb(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_txt = luaL_checklstring(L, 2, &size);
unsigned char indata[16] = {0x00};
unsigned char outdata[16] = {0x00};
unsigned char aes_key[16] = {0x00};
for (i = 0; i < 32; i += 2) {
sscanf(&p_txt[i], "%02x", (unsigned int *)&indata[i / 2]);
sscanf(&p_key[i], "%02x", (unsigned int *)&aes_key[i / 2]);
}
aes_context ctx;
aes_init(&ctx);
aes_setkey_enc(&ctx, aes_key, 128);
aes_crypt_ecb(&ctx, AES_ENCRYPT, indata, outdata );
//Push encrypted array as a string
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;// return 1 to signal one return value
}
static int l_crc16(lua_State *L)
{
size_t size;
@ -321,6 +378,16 @@ static int l_crc64(lua_State *L)
return 1;
}
static int l_sha1(lua_State *L)
{
size_t size;
const char *p_str = luaL_checklstring(L, 1, &size);
unsigned char outdata[20] = {0x00};
sha1( (uint8_t*) p_str, size, outdata);
lua_pushlstring(L,(const char *)&outdata, sizeof(outdata));
return 1;
}
/**
* @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.
@ -359,10 +426,13 @@ int set_pm3_libraries(lua_State *L)
{"clearCommandBuffer", l_clearCommandBuffer},
{"console", l_CmdConsole},
{"iso15693_crc", l_iso15693_crc},
{"aes128_decrypt", l_aes128decrypt},
{"aes128_encrypt", l_aes128encrypt},
{"aes128_decrypt", l_aes128decrypt_cbc},
{"aes128_decrypt_ecb", l_aes128decrypt_ecb},
{"aes128_encrypt", l_aes128encrypt_cbc},
{"aes128_encrypt_ecb", l_aes128encrypt_ecb},
{"crc16", l_crc16},
{"crc64", l_crc64},
{"sha1", l_sha1},
{NULL, NULL}
};