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block number to be wiped first has to be dynamic

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tharexde 2020-12-06 19:26:20 +01:00
commit 136339898a
1 changed files with 4 additions and 1 deletions
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5
client/src/cmdlfem4x50.c
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@ -1042,6 +1042,7 @@ int CmdEM4x50Wipe(const char *Cmd) {
int CmdEM4x50Restore(const char *Cmd) {
int uidLen = 0, fnLen = 0, pwdLen = 0, status = 0;
int startblock = EM4X50_CONTROL + 1;
uint8_t pwd[4] = {0x0}, uid[4] = {0x0};
uint8_t data[DUMP_FILESIZE] = {0x0};
size_t bytes_read = 0;
@ -1095,6 +1096,8 @@ int CmdEM4x50Restore(const char *Cmd) {
} else {
etd.password1 = BYTES2UINT32(pwd);
etd.pwd_given = true;
// if password is available protection and control word can be restored
startblock = EM4X50_PROTECTION;
}
}
@ -1106,7 +1109,7 @@ int CmdEM4x50Restore(const char *Cmd) {
if (em4x50_load_file(filename, data, DUMP_FILESIZE, &bytes_read) != PM3_SUCCESS)
return PM3_EFILE;
for (int i = 1; i < EM4X50_DEVICE_SERIAL; i++) {
for (int i = startblock; i < EM4X50_DEVICE_SERIAL; i++) {
PrintAndLogEx(INPLACE, "Restoring block %i", i);