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Diffstat (limited to 'rpc_pkey.c')
-rw-r--r--rpc_pkey.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/rpc_pkey.c b/rpc_pkey.c
index 493dec8..268f1b4 100644
--- a/rpc_pkey.c
+++ b/rpc_pkey.c
@@ -656,7 +656,7 @@ static hal_error_t pkey_local_sign_rsa(uint8_t *keybuf, const size_t keybuf_len,
if (*signature_len > signature_max)
return HAL_ERROR_RESULT_TOO_LONG;
- if (input == NULL) {
+ if (input == NULL || input_len == 0) {
if ((err = hal_rpc_pkcs1_construct_digestinfo(hash, signature, &input_len, *signature_len)) != HAL_OK)
return err;
input = signature;
@@ -684,7 +684,7 @@ static hal_error_t pkey_local_sign_ecdsa(uint8_t *keybuf, const size_t keybuf_le
if ((err = hal_ecdsa_private_key_from_der(&key, keybuf, keybuf_len, der, der_len)) != HAL_OK)
return err;
- if (input == NULL) {
+ if (input == NULL || input_len == 0) {
hal_digest_algorithm_t alg;
if ((err = hal_rpc_hash_get_algorithm(hash, &alg)) != HAL_OK ||
@@ -788,7 +788,7 @@ static hal_error_t pkey_local_verify_rsa(uint8_t *keybuf, const size_t keybuf_le
if (err != HAL_OK)
return err;
- if (input == NULL) {
+ if (input == NULL || input_len == 0) {
if ((err = hal_rpc_pkcs1_construct_digestinfo(hash, expected, &input_len, sizeof(expected))) != HAL_OK)
return err;
input = expected;
@@ -835,7 +835,7 @@ static hal_error_t pkey_local_verify_ecdsa(uint8_t *keybuf, const size_t keybuf_
if (err != HAL_OK)
return err;
- if (input == NULL) {
+ if (input == NULL || input_len == 0) {
hal_digest_algorithm_t alg;
if ((err = hal_rpc_hash_get_algorithm(hash, &alg)) != HAL_OK ||