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Refactor macro-spanning ifs in ecdh.c

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Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann
2022-10-06 19:11:28 +01:00
parent b95ee00244
commit d209197f37
1 changed files with 4 additions and 2 deletions
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6
library/ecdh.c
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@ -77,10 +77,12 @@ static int ecdh_gen_public_restartable( mbedtls_ecp_group *grp,
{ {
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
/* If multiplication is in progress, we already generated a privkey */ int restarting = 0;
#if defined(MBEDTLS_ECP_RESTARTABLE) #if defined(MBEDTLS_ECP_RESTARTABLE)
if( rs_ctx == NULL || rs_ctx->rsm == NULL ) restarting = ( rs_ctx != NULL && rs_ctx->rsm != NULL );
#endif #endif
/* If multiplication is in progress, we already generated a privkey */
if( !restarting )
MBEDTLS_MPI_CHK( mbedtls_ecp_gen_privkey( grp, d, f_rng, p_rng ) ); MBEDTLS_MPI_CHK( mbedtls_ecp_gen_privkey( grp, d, f_rng, p_rng ) );
MBEDTLS_MPI_CHK( mbedtls_ecp_mul_restartable( grp, Q, d, &grp->G, MBEDTLS_MPI_CHK( mbedtls_ecp_mul_restartable( grp, Q, d, &grp->G,