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Merge pull request #7861 from mpg/cleanup-pk-parse

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cleanup PK parse - part 1
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Manuel Pégourié-Gonnard 2023-10-23 08:49:16 +00:00 committed by GitHub
commit 2bf0870e25
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3 changed files with 520 additions and 428 deletions
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9
library/pk_internal.h
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@ -119,14 +119,19 @@ static inline mbedtls_ecp_group_id mbedtls_pk_get_group_id(const mbedtls_pk_cont
#endif /* MBEDTLS_ECP_HAVE_CURVE25519 || MBEDTLS_ECP_DP_CURVE448 */
#endif /* MBEDTLS_PK_HAVE_ECC_KEYS */
#if defined(MBEDTLS_TEST_HOOKS)
/* Helper for (deterministic) ECDSA */
#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
#define MBEDTLS_PK_PSA_ALG_ECDSA_MAYBE_DET PSA_ALG_DETERMINISTIC_ECDSA
#else
#define MBEDTLS_PK_PSA_ALG_ECDSA_MAYBE_DET PSA_ALG_ECDSA
#endif
#if defined(MBEDTLS_TEST_HOOKS)
MBEDTLS_STATIC_TESTABLE int mbedtls_pk_parse_key_pkcs8_encrypted_der(
mbedtls_pk_context *pk,
unsigned char *key, size_t keylen,
const unsigned char *pwd, size_t pwdlen,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng);
#endif
#endif /* MBEDTLS_PK_INTERNAL_H */

14
library/pk_wrap.c
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@ -976,16 +976,17 @@ static int ecdsa_sign_psa(mbedtls_svc_key_id_t key_id, mbedtls_md_type_t md_alg,
psa_status_t status;
psa_algorithm_t psa_sig_md;
psa_key_attributes_t key_attr = PSA_KEY_ATTRIBUTES_INIT;
psa_algorithm_t alg;
psa_algorithm_t alg, alg2;
status = psa_get_key_attributes(key_id, &key_attr);
if (status != PSA_SUCCESS) {
return PSA_PK_ECDSA_TO_MBEDTLS_ERR(status);
}
alg = psa_get_key_algorithm(&key_attr);
alg2 = psa_get_key_enrollment_algorithm(&key_attr);
psa_reset_key_attributes(&key_attr);
if (PSA_ALG_IS_DETERMINISTIC_ECDSA(alg)) {
if (PSA_ALG_IS_DETERMINISTIC_ECDSA(alg) || PSA_ALG_IS_DETERMINISTIC_ECDSA(alg2)) {
psa_sig_md = PSA_ALG_DETERMINISTIC_ECDSA(mbedtls_md_psa_alg_from_type(md_alg));
} else {
psa_sig_md = PSA_ALG_ECDSA(mbedtls_md_psa_alg_from_type(md_alg));
@ -1037,13 +1038,8 @@ static int ecdsa_sign_wrap(mbedtls_pk_context *pk, mbedtls_md_type_t md_alg,
psa_ecc_family_t curve =
mbedtls_ecc_group_to_psa(ctx->grp.id, &curve_bits);
size_t key_len = PSA_BITS_TO_BYTES(curve_bits);
#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
psa_algorithm_t psa_sig_md =
PSA_ALG_DETERMINISTIC_ECDSA(mbedtls_md_psa_alg_from_type(md_alg));
#else
psa_algorithm_t psa_sig_md =
PSA_ALG_ECDSA(mbedtls_md_psa_alg_from_type(md_alg));
#endif
psa_algorithm_t psa_hash = mbedtls_md_psa_alg_from_type(md_alg);
psa_algorithm_t psa_sig_md = MBEDTLS_PK_PSA_ALG_ECDSA_MAYBE_DET(psa_hash);
((void) f_rng);
((void) p_rng);

925
library/pkparse.c
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