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hook up 4x50 read for lua

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This commit is contained in:
iceman1001 2020-10-15 19:38:49 +02:00
parent 8bb762dc5b
commit df5c635a7d
1 changed files with 68 additions and 5 deletions
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73
client/src/scripting.c
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@ -37,6 +37,8 @@
#include "cmdlf.h" // lf_config
#include "generator.h"
#include "cmdlfem4x.h" // read 4305
#include "cmdlfem4x50.h" // read 4350
#include "em4x50.h" // 4x50 structs
static int returnToLuaWithError(lua_State *L, const char *fmt, ...) {
char buffer[200];
@ -1088,7 +1090,7 @@ static int l_T55xx_detect(lua_State *L) {
return 2;
}
//
// 4305
static int l_em4x05_read(lua_State *L) {
bool use_pwd = false;
@ -1103,12 +1105,12 @@ static int l_em4x05_read(lua_State *L) {
sscanf(p_addr, "%u", &addr);
// get password
const char *p_pwd = luaL_checklstring(L, 2, &size);
if (size == 0) {
const char *p_pwd = luaL_checkstring(L, 2);
if (p_pwd == NULL || strlen(p_pwd) == 0 ) {
use_pwd = false;
} else {
if (size != 8)
return returnToLuaWithError(L, "Wrong size of password, got %zu , expected 8", size);
if (strlen(p_pwd) != 8)
return returnToLuaWithError(L, "Wrong size of password, got %zu , expected 8", strlen(p_pwd));
sscanf(p_pwd, "%08x", &password);
use_pwd = true;
@ -1128,6 +1130,66 @@ static int l_em4x05_read(lua_State *L) {
return 1;
}
// 4350
static int l_em4x50_read(lua_State *L) {
// get addr
size_t size = 0;
const char *p_addr = luaL_checklstring(L, 1, &size);
uint32_t addr = 0;
sscanf(p_addr, "%u", &addr);
if (addr > 33)
return returnToLuaWithError(L, "Address out-of-range (0..33) got %zu", addr);
// setting up structures
em4x50_data_t etd;
memset(&etd, 0x00, sizeof(em4x50_data_t));
etd.addr_given = true;
etd.address = addr & 0xFF;
etd.newpwd_given = false;
// get password
const char *p_pwd = luaL_checkstring(L, 2);
if (p_pwd == NULL || strlen(p_pwd) == 0) {
etd.pwd_given = false;
} else {
if (strlen(p_pwd) != 8)
return returnToLuaWithError(L, "Wrong size of password, got %zu , expected 8", strlen(p_pwd));
uint32_t pwd = 0;
sscanf(p_pwd, "%08x", &pwd);
PrintAndLogEx(DEBUG, " Pwd %08X", pwd);
etd.password[0] = pwd & 0xFF;
etd.password[1] = (pwd >> 8) & 0xFF;
etd.password[2] = (pwd >> 16) & 0xFF;
etd.password[3] = (pwd >> 24) & 0xFF;
etd.pwd_given = true;
}
PrintAndLogEx(DEBUG, "Addr %u", etd.address);
if (etd.pwd_given)
PrintAndLogEx(DEBUG, " Pwd %08X", etd.password);
em4x50_word_t words[EM4X50_NO_WORDS];
int res = em4x50_read(&etd, words, false);
if (res != PM3_SUCCESS) {
return returnToLuaWithError(L, "Failed to read EM4x50 data");
}
uint32_t word = (
words[etd.address].byte[0] << 24 |
words[etd.address].byte[1] << 16 |
words[etd.address].byte[2] << 8 |
words[etd.address].byte[3]
);
lua_pushinteger(L, word);
return 1;
}
//
static int l_ndefparse(lua_State *L) {
@ -1320,6 +1382,7 @@ int set_pm3_libraries(lua_State *L) {
{"ud", l_ud},
{"rem", l_remark},
{"em4x05_read", l_em4x05_read},
{"em4x50_read", l_em4x50_read},
{NULL, NULL}
};