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sc-hsm: Check the operation first

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This commit is contained in:
Jakub Jelen 2019-05-20 16:03:07 +02:00 committed by Frank Morgner
parent df0bbc110e
commit 86fd200462
1 changed files with 5 additions and 7 deletions
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12
src/libopensc/card-sc-hsm.c
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@ -1001,7 +1001,9 @@ static int sc_hsm_set_security_env(sc_card_t *card,
}
break;
case SC_ALGORITHM_EC:
if (env->algorithm_flags & SC_ALGORITHM_ECDSA_HASH_NONE) {
if (env->operation == SC_SEC_OPERATION_DERIVE) {
priv->algorithm = ALGO_EC_DH;
} else if (env->algorithm_flags & SC_ALGORITHM_ECDSA_HASH_NONE) {
priv->algorithm = ALGO_EC_RAW;
} else if (env->algorithm_flags & SC_ALGORITHM_ECDSA_HASH_SHA1) {
priv->algorithm = ALGO_EC_SHA1;
@ -1009,12 +1011,8 @@ static int sc_hsm_set_security_env(sc_card_t *card,
priv->algorithm = ALGO_EC_SHA224;
} else if (env->algorithm_flags & SC_ALGORITHM_ECDSA_HASH_SHA256) {
priv->algorithm = ALGO_EC_SHA256;
} else if (env->algorithm_flags & SC_ALGORITHM_ECDH_CDH_RAW) {
if (env->operation == SC_SEC_OPERATION_DERIVE) {
priv->algorithm = ALGO_EC_DH;
} else {
priv->algorithm = ALGO_EC_RAW;
}
} else if (env->algorithm_flags & SC_ALGORITHM_ECDSA_RAW) {
priv->algorithm = ALGO_EC_RAW;
} else {
LOG_FUNC_RETURN(card->ctx, SC_ERROR_INVALID_ARGUMENTS);
}