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Added nonce2key-API to lua

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martin.holst@gmail.com 2013-10-07 10:11:15 +00:00
parent 7d2313912c
commit 2dcdf1a683
1 changed files with 55 additions and 2 deletions
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57
client/scripting.c
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@ -16,6 +16,8 @@
#include "cmdmain.h"
#include "scripting.h"
#include "util.h"
#include "nonce2key/nonce2key.h"
/**
* The following params expected:
* UsbCommand c
@ -102,7 +104,57 @@ static int l_WaitForResponseTimeout(lua_State *L){
return 1;// one return value
}
}
//static int l_nonce2key(lua_State *L){ return CmdHF14AMfRdSc(luaL_checkstring(L, 1));}
static int returnToLuaWithError(lua_State *L, const char* fmt, ...)
{
char buffer[200];
va_list args;
va_start(args,fmt);
vsnprintf(buffer, sizeof(buffer), fmt,args);
va_end(args);
lua_pushnil(L);
lua_pushstring(L,buffer);
return 2;
}
static int l_nonce2key(lua_State *L){
size_t size;
const char *p_uid = luaL_checklstring(L, 1, &size);
if(size != 4) return returnToLuaWithError(L,"Wrong size of uid, got %d bytes, expected 4", (int) size);
const char *p_nt = luaL_checklstring(L, 2, &size);
if(size != 4) return returnToLuaWithError(L,"Wrong size of nt, got %d bytes, expected 4", (int) size);
const char *p_nr = luaL_checklstring(L, 3, &size);
if(size != 4) return returnToLuaWithError(L,"Wrong size of nr, got %d bytes, expected 4", (int) size);
const char *p_par_info = luaL_checklstring(L, 4, &size);
if(size != 8) return returnToLuaWithError(L,"Wrong size of par_info, got %d bytes, expected 8", (int) size);
const char *p_pks_info = luaL_checklstring(L, 5, &size);
if(size != 8) return returnToLuaWithError(L,"Wrong size of ks_info, got %d bytes, expected 8", (int) size);
uint32_t uid = bytes_to_num(( uint8_t *)p_uid,4);
uint32_t nt = bytes_to_num(( uint8_t *)p_nt,4);
uint32_t nr = bytes_to_num(( uint8_t*)p_nr,4);
uint64_t par_info = bytes_to_num(( uint8_t *)p_par_info,8);
uint64_t ks_info = bytes_to_num(( uint8_t *)p_pks_info,8);
uint64_t key = 0;
int retval = nonce2key(uid,nt, nr, par_info,ks_info, &key);
//Push the retval on the stack
lua_pushinteger(L,retval);
//Push the key onto the stack
lua_pushlstring(L,(const char *) &key,sizeof(key));
return 2; //Two return values
}
//static int l_PrintAndLog(lua_State *L){ return CmdHF14AMfDump(luaL_checkstring(L, 1));}
static int l_clearCommandBuffer(lua_State *L){
clearCommandBuffer();
@ -126,6 +178,7 @@ static int l_foobar(lua_State *L)
return 1;
}
/**
* @brief Utility to check if a key has been pressed by the user. This method does not block.
* @param L
@ -179,7 +232,7 @@ int set_pm3_libraries(lua_State *L)
static const luaL_Reg libs[] = {
{"SendCommand", l_SendCommand},
{"WaitForResponseTimeout", l_WaitForResponseTimeout},
//{"nonce2key", l_nonce2key},
{"nonce2key", l_nonce2key},
//{"PrintAndLog", l_PrintAndLog},
{"foobar", l_foobar},
{"ukbhit", l_ukbhit},