dearsky/pico-hsm
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Harmonize coding style.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-02-14 23:13:46 +01:00
parent cab72f200a
commit daaa5bf402
35 changed files with 1832 additions and 1058 deletions
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42
src/hsm/cmd_derive_asym.c
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@@ -22,33 +22,38 @@
#include "cvc.h"
#define MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED -0x006E
#define MOD_ADD( N ) \
while( mbedtls_mpi_cmp_mpi( &(N), &grp->P ) >= 0 ) \
MBEDTLS_MPI_CHK( mbedtls_mpi_sub_abs( &(N), &(N), &grp->P ) )
static inline int mbedtls_mpi_add_mod( const mbedtls_ecp_group *grp,
mbedtls_mpi *X,
const mbedtls_mpi *A,
const mbedtls_mpi *B )
#define MOD_ADD(N) \
while (mbedtls_mpi_cmp_mpi(&(N), &grp->P) >= 0) \
MBEDTLS_MPI_CHK(mbedtls_mpi_sub_abs(&(N), &(N), &grp->P))
static inline int mbedtls_mpi_add_mod(const mbedtls_ecp_group *grp,
mbedtls_mpi *X,
const mbedtls_mpi *A,
const mbedtls_mpi *B)
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
MBEDTLS_MPI_CHK( mbedtls_mpi_add_mpi( X, A, B ) );
MOD_ADD( *X );
MBEDTLS_MPI_CHK(mbedtls_mpi_add_mpi(X, A, B));
MOD_ADD(*X);
cleanup:
return( ret );
return ret;
}
int cmd_derive_asym() {
int cmd_derive_asym()
{
uint8_t key_id = P1(apdu);
uint8_t dest_id = P2(apdu);
file_t *fkey;
if (!isUserAuthenticated)
if (!isUserAuthenticated) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
if (!(fkey = search_dynamic_file((KEY_PREFIX << 8) | key_id)) || !file_has_data(fkey))
}
if (!(fkey = search_dynamic_file((KEY_PREFIX << 8) | key_id)) || !file_has_data(fkey)) {
return SW_FILE_NOT_FOUND();
if (key_has_purpose(fkey, ALGO_EC_DERIVE) == false)
}
if (key_has_purpose(fkey, ALGO_EC_DERIVE) == false) {
return SW_CONDITIONS_NOT_SATISFIED();
if (apdu.nc == 0)
}
if (apdu.nc == 0) {
return SW_WRONG_LENGTH();
}
if (apdu.data[0] == ALGO_EC_DERIVE) {
mbedtls_ecdsa_context ctx;
mbedtls_ecdsa_init(&ctx);
@@ -57,8 +62,9 @@ int cmd_derive_asym() {
r = load_private_key_ecdsa(&ctx, fkey);
if (r != CCID_OK) {
mbedtls_ecdsa_free(&ctx);
if (r == CCID_VERIFICATION_FAILED)
if (r == CCID_VERIFICATION_FAILED) {
return SW_SECURE_MESSAGE_EXEC_ERROR();
}
return SW_EXEC_ERROR();
}
mbedtls_mpi a, nd;
@@ -90,8 +96,8 @@ int cmd_derive_asym() {
return SW_EXEC_ERROR();
}
mbedtls_ecdsa_free(&ctx);
}
else
} else {
return SW_WRONG_DATA();
}
return SW_OK();
}