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prevent sending corrupt data to em4x70 tags

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This commit is contained in:
Henry Gabryjelski
2024-05-05 16:00:16 -07:00
parent b0b9f4fa42
commit 18cbc7259c
1 changed files with 35 additions and 0 deletions
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armsrc/em4x70.c
+35
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@@ -744,6 +744,13 @@ void em4x70_write(const em4x70_data_t *etd, bool ledcontrol) {
command_parity = etd->parity;
// Disable to prevent sending corrupted data to the tag.
if (command_parity) {
Dbprintf("Use of `--par` option with `lf em 4x70 write` is disabled to prevent corrupting tag data");
reply_ng(CMD_LF_EM4X70_WRITE, PM3_ENOTIMPL, NULL, 0);
return;
}
init_tag();
em4x70_setup_read();
@@ -808,6 +815,13 @@ void em4x70_auth(const em4x70_data_t *etd, bool ledcontrol) {
command_parity = etd->parity;
// Disable to prevent sending corrupted data to the tag.
if (command_parity) {
Dbprintf("Use of `--par` option with `lf em 4x70 auth` is disabled to prevent corrupting tag data");
reply_ng(CMD_LF_EM4X70_WRITE, PM3_ENOTIMPL, NULL, 0);
return;
}
init_tag();
em4x70_setup_read();
@@ -829,6 +843,13 @@ void em4x70_brute(const em4x70_data_t *etd, bool ledcontrol) {
command_parity = etd->parity;
// Disable to prevent sending corrupted data to the tag.
if (command_parity) {
Dbprintf("Use of `--par` option with `lf em 4x70 brute` is disabled to prevent corrupting tag data");
reply_ng(CMD_LF_EM4X70_WRITE, PM3_ENOTIMPL, NULL, 0);
return;
}
init_tag();
em4x70_setup_read();
@@ -850,6 +871,13 @@ void em4x70_write_pin(const em4x70_data_t *etd, bool ledcontrol) {
command_parity = etd->parity;
// Disable to prevent sending corrupted data to the tag.
if (command_parity) {
Dbprintf("Use of `--par` option with `lf em 4x70 setpin` is disabled to prevent corrupting tag data");
reply_ng(CMD_LF_EM4X70_WRITE, PM3_ENOTIMPL, NULL, 0);
return;
}
init_tag();
em4x70_setup_read();
@@ -892,6 +920,13 @@ void em4x70_write_key(const em4x70_data_t *etd, bool ledcontrol) {
command_parity = etd->parity;
// Disable to prevent sending corrupted data to the tag.
if (command_parity) {
Dbprintf("Use of `--par` option with `lf em 4x70 setkey` is disabled to prevent corrupting tag data");
reply_ng(CMD_LF_EM4X70_WRITE, PM3_ENOTIMPL, NULL, 0);
return;
}
init_tag();
em4x70_setup_read();