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em4x70 --par deprecation: Step 5: remove client parameters entirely

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Henry Gabryjelski 2025-06-09 15:05:28 -07:00
commit 9b37250453
1 changed files with 18 additions and 83 deletions
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101
client/src/cmdlfem4x70.c
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@ -444,17 +444,10 @@ static int CmdEM4x70Info(const char *Cmd) {
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 0);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
CLIParserFree(ctx);
// Client command line parsing and validation complete ... now use the helper function
@ -482,27 +475,20 @@ static int CmdEM4x70Write(const char *Cmd) {
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_int1("b", "block", "<dec>", "block/word address, dec"),
arg_str1("d", "data", "<hex>", "data, 2 bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_writeblock_t opts = {
.block = arg_get_int_def(ctx, 2, 1),
.block = arg_get_int_def(ctx, 1, 1),
.value = {0}, // hex value macro exits function, so cannot be initialized here
};
int value_len = 0;
CLIGetHexWithReturn(ctx, 3, opts.value, &value_len);
CLIGetHexWithReturn(ctx, 2, opts.value, &value_len);
CLIParserFree(ctx);
if (opts.block >= EM4X70_NUM_BLOCKS) {
@ -544,7 +530,6 @@ static int CmdEM4x70Brute(const char *Cmd) {
);
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_int1("b", "block", "<dec>", "block/word address, dec"),
arg_str1(NULL, "rnd", "<hex>", "Random 56-bit"),
arg_str1(NULL, "frn", "<hex>", "F(RN) 28-bit as 4 hex bytes"),
@ -552,15 +537,9 @@ static int CmdEM4x70Brute(const char *Cmd) {
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_brute_t opts = {
.block = arg_get_int_def(ctx, 2, 0),
.block = arg_get_int_def(ctx, 1, 0),
.rn = {{0}}, // hex value macro exits function, so cannot be initialized here
.frn = {{0}}, // hex value macro exits function, so cannot be initialized here
.partial_key_start = {0}, // hex value macro exits function, so cannot be initialized here
@ -573,15 +552,15 @@ static int CmdEM4x70Brute(const char *Cmd) {
}
int rnd_len = 7;
CLIGetHexWithReturn(ctx, 3, opts.rn.rn, &rnd_len);
CLIGetHexWithReturn(ctx, 2, opts.rn.rn, &rnd_len);
int frnd_len = 4;
CLIGetHexWithReturn(ctx, 4, opts.frn.frn, &frnd_len);
CLIGetHexWithReturn(ctx, 3, opts.frn.frn, &frnd_len);
// would prefer to use above CLIGetHexWithReturn(), but it does not
// appear to support optional arguments.
uint32_t start_key = 0;
int res = arg_get_u32_hexstr_def_nlen(ctx, 5, 0, &start_key, 2, true); // this stores in NATIVE ENDIAN
int res = arg_get_u32_hexstr_def_nlen(ctx, 4, 0, &start_key, 2, true); // this stores in NATIVE ENDIAN
if (res == 2) {
PrintAndLogEx(WARNING, "start key parameter must be in range [0, FFFF]");
CLIParserFree(ctx);
@ -632,24 +611,17 @@ static int CmdEM4x70Unlock(const char *Cmd) {
);
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1("p", "pin", "<hex>", "pin, 4 bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_unlock_t opts = {
.pin = {0}, // hex value macro exits function, so cannot be initialized here
};
int pin_len = 0;
CLIGetHexWithReturn(ctx, 2, opts.pin, &pin_len);
CLIGetHexWithReturn(ctx, 1, opts.pin, &pin_len);
CLIParserFree(ctx);
if (pin_len != 4) {
@ -689,29 +661,22 @@ static int CmdEM4x70Auth(const char *Cmd) {
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1(NULL, "rnd", "<hex>", "Random 56-bit"),
arg_str1(NULL, "frn", "<hex>", "F(RN) 28-bit as 4 hex bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_auth_t opts = {
.rn = {{0}}, // hex value macro exits function, so cannot be initialized here
.frn = {{0}}, // hex value macro exits function, so cannot be initialized here
};
int rn_len = 7;
CLIGetHexWithReturn(ctx, 2, opts.rn.rn, &rn_len);
CLIGetHexWithReturn(ctx, 1, opts.rn.rn, &rn_len);
int frn_len = 4;
CLIGetHexWithReturn(ctx, 3, opts.frn.frn, &frn_len);
CLIGetHexWithReturn(ctx, 2, opts.frn.frn, &frn_len);
CLIParserFree(ctx);
if (rn_len != 7) {
PrintAndLogEx(FAILED, "Random number length must be 7 bytes, got %d", rn_len);
@ -744,24 +709,16 @@ static int CmdEM4x70SetPIN(const char *Cmd) {
);
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1("p", "pin", "<hex>", "pin, 4 bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_setpin_t opts = {
.pin = {0}, // hex value macro exits function, so cannot be initialized here
};
int pin_len = 0;
CLIGetHexWithReturn(ctx, 2, opts.pin, &pin_len);
CLIGetHexWithReturn(ctx, 1, opts.pin, &pin_len);
CLIParserFree(ctx);
if (pin_len != 4) {
@ -796,24 +753,16 @@ static int CmdEM4x70SetKey(const char *Cmd) {
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1("k", "key", "<hex>", "Key as 12 hex bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
em4x70_cmd_input_setkey_t opts = {
.key = {{0}}, // hex value macro exits function, so cannot be initialized here
};
int key_len = 12;
CLIGetHexWithReturn(ctx, 2, opts.key.k, &key_len);
CLIGetHexWithReturn(ctx, 1, opts.key.k, &key_len);
CLIParserFree(ctx);
if (key_len != 12) {
PrintAndLogEx(FAILED, "Key length must be 12 bytes, got %d", key_len);
@ -920,7 +869,6 @@ static int CmdEM4x70Recover_ParseArgs(const char *Cmd, em4x70_cmd_input_recover_
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1("k", "key", "<hex>", "Key as 6 hex bytes"),
arg_str1(NULL, "rnd", "<hex>", "Random 56-bit"),
arg_str1(NULL, "frn", "<hex>", "F(RN) 28-bit as 4 hex bytes"),
@ -942,22 +890,16 @@ static int CmdEM4x70Recover_ParseArgs(const char *Cmd, em4x70_cmd_input_recover_
// if all OK so far, convert to internal data structure
if (PM3_SUCCESS == result) {
// magic number == index in argtable above. Fragile technique!
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
if (CLIParamHexToBuf(arg_get_str(ctx, 2), &(out_results->key.k[0]), 12, &key_len)) {
if (CLIParamHexToBuf(arg_get_str(ctx, 1), &(out_results->key.k[0]), 12, &key_len)) {
result = PM3_ESOFT;
}
if (CLIParamHexToBuf(arg_get_str(ctx, 3), &(out_results->nonce.rn[0]), 7, &rnd_len)) {
if (CLIParamHexToBuf(arg_get_str(ctx, 2), &(out_results->nonce.rn[0]), 7, &rnd_len)) {
result = PM3_ESOFT;
}
if (CLIParamHexToBuf(arg_get_str(ctx, 4), &(out_results->frn.frn[0]), 4, &frn_len)) {
if (CLIParamHexToBuf(arg_get_str(ctx, 3), &(out_results->frn.frn[0]), 4, &frn_len)) {
result = PM3_ESOFT;
}
if (CLIParamHexToBuf(arg_get_str(ctx, 5), &(out_results->grn.grn[0]), 3, &grn_len)) {
if (CLIParamHexToBuf(arg_get_str(ctx, 4), &(out_results->grn.grn[0]), 3, &grn_len)) {
result = PM3_ESOFT;
}
//out_results->verify = arg_get_lit(ctx, 6);
@ -1128,7 +1070,6 @@ static int CmdEM4x70AutoRecover_ParseArgs(const char *Cmd, em4x70_cmd_input_reco
void *argtable[] = {
arg_param_begin,
arg_lit0(NULL, "par", "DEPRECATED/IGNORED"),
arg_str1(NULL, "rnd", "<hex>", "Random 56-bit from known-good authentication"),
arg_str1(NULL, "frn", "<hex>", "F(RN) 28-bit as 4 hex bytes from known-good authentication"),
arg_str1(NULL, "grn", "<hex>", "G(RN) 20-bit as 3 hex bytes from known-good authentication"),
@ -1141,15 +1082,9 @@ static int CmdEM4x70AutoRecover_ParseArgs(const char *Cmd, em4x70_cmd_input_reco
int rnd_len = 0; // must be 7 bytes hex data
int frn_len = 0; // must be 4 bytes hex data
int grn_len = 0; // must be 3 bytes hex data
{
bool requested_parity = arg_get_lit(ctx, 1);
if (requested_parity) {
PrintAndLogEx(WARNING, "--par option is deprecated and unused (client will reject this option soon).");
}
}
CLIGetHexWithReturn(ctx, 2, out_results->nonce.rn, &rnd_len);
CLIGetHexWithReturn(ctx, 3, out_results->frn.frn, &frn_len);
CLIGetHexWithReturn(ctx, 4, out_results->grn.grn, &grn_len);
CLIGetHexWithReturn(ctx, 1, out_results->nonce.rn, &rnd_len);
CLIGetHexWithReturn(ctx, 2, out_results->frn.frn, &frn_len);
CLIGetHexWithReturn(ctx, 3, out_results->grn.grn, &grn_len);
CLIParserFree(ctx);
if (rnd_len != 7) {