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Align data in case it's not.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos
2024-10-27 02:14:51 +02:00
parent ccec83dfb1
commit 2856ec6917
1 changed files with 4 additions and 0 deletions
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4
src/hsm/cmd_extras.c
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@@ -273,6 +273,10 @@ int cmd_extras() {
if (apdu.nc % 2) { if (apdu.nc % 2) {
return SW_WRONG_DATA(); return SW_WRONG_DATA();
} }
if ((uintptr_t)apdu.data & 1) { // Not aligned
memmove(apdu.data - 1, apdu.data, apdu.nc);
apdu.data--;
}
int ret = otp_write_data(row, apdu.data, apdu.nc); int ret = otp_write_data(row, apdu.data, apdu.nc);
if (ret != 0) { if (ret != 0) {
return SW_EXEC_ERROR(); return SW_EXEC_ERROR();