dash/proxmark3
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

emrtd: Remove redundant padding code

Browse Source
This commit is contained in:
Ave
2020-12-17 05:12:54 +03:00
parent b31a610566
commit 8cb25b742a
1 changed files with 2 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
client/src/cmdhfemrtd.c
View File

@@ -221,12 +221,6 @@ static void des3_decrypt_cbc(uint8_t *iv, uint8_t *key, uint8_t *input, int inpu
mbedtls_des3_free(&ctx);
}
static void emrtd_pad_docnum(char *input) {
for (int i = strlen(input); i < 9; i++) {
input[i] = '<';
}
}
static int pad_block(uint8_t *input, int inputlen, uint8_t *output) {
uint8_t padding[8] = {0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
@@ -834,8 +828,6 @@ static bool emrtd_do_auth(char *documentnumber, char *dob, char *expiry, bool BA
uint8_t response[EMRTD_MAX_FILE_SIZE] = { 0x00 };
int resplen = 0;
emrtd_pad_docnum(documentnumber);
// Try to 14a
SendCommandMIX(CMD_HF_ISO14443A_READER, ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0, NULL, 0);
PacketResponseNG resp;
@@ -1237,7 +1229,8 @@ static int cmd_hf_emrtd_dump(const char *Cmd) {
if (CLIParamStrToBuf(arg_get_str(ctx, 1), docnum, 9, &slen) != 0 || slen == 0) {
BAC = false;
} else {
if ( slen != 9) {
if (slen != 9) {
// Pad to 9 with <
memset(docnum + slen, 0x3c, 9 - slen);
}
}