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Merge pull request #5772 from superna9999/5762-rsa-decrypt-pk

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RSA decrypt 1a: PK
This commit is contained in:
Manuel Pégourié-Gonnard
2022-05-11 11:01:01 +02:00
committed by GitHub
parent d1a954d243 814562afaa
commit 5479f5321a
4 changed files with 118 additions and 9 deletions
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37
library/pk_wrap.c
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@ -100,7 +100,8 @@ int mbedtls_pk_error_from_psa( psa_status_t status )
}
}
#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY)
#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY) || \
defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR)
int mbedtls_pk_error_from_psa_rsa( psa_status_t status )
{
switch( status )
@ -121,7 +122,7 @@ int mbedtls_pk_error_from_psa_rsa( psa_status_t status )
return( mbedtls_pk_error_from_psa( status ) );
}
}
#endif
#endif /* PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY || PSA_WANT_KEY_TYPE_RSA_KEY_PAIR */
#endif /* MBEDTLS_PSA_CRYPTO_C */
@ -1602,6 +1603,32 @@ const mbedtls_pk_info_t mbedtls_pk_ecdsa_opaque_info = {
NULL, /* debug - could be done later, or even left NULL */
};
#if defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR)
static int pk_opaque_rsa_decrypt( void *ctx,
const unsigned char *input, size_t ilen,
unsigned char *output, size_t *olen, size_t osize,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng )
{
const mbedtls_svc_key_id_t *key = (const mbedtls_svc_key_id_t *) ctx;
psa_status_t status;
/* PSA has its own RNG */
(void) f_rng;
(void) p_rng;
status = psa_asymmetric_decrypt( *key, PSA_ALG_RSA_PKCS1V15_CRYPT,
input, ilen,
NULL, 0,
output, osize, olen );
if( status != PSA_SUCCESS )
{
return( mbedtls_pk_error_from_psa_rsa( status ) );
}
return 0;
}
#endif /* PSA_WANT_KEY_TYPE_RSA_KEY_PAIR */
const mbedtls_pk_info_t mbedtls_pk_rsa_opaque_info = {
MBEDTLS_PK_OPAQUE,
"Opaque",
@ -1613,7 +1640,11 @@ const mbedtls_pk_info_t mbedtls_pk_rsa_opaque_info = {
NULL, /* restartable verify - not relevant */
NULL, /* restartable sign - not relevant */
#endif
NULL, /* decrypt - will be done later */
#if defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR)
pk_opaque_rsa_decrypt,
#else
NULL, /* decrypt - not available */
#endif /* PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY */
NULL, /* encrypt - will be done later */
NULL, /* check_pair - could be done later or left NULL */
pk_opaque_alloc_wrap,

5
library/pk_wrap.h
View File

@ -148,9 +148,10 @@ int mbedtls_pk_error_from_psa_ecdsa( psa_status_t status );
#if defined(MBEDTLS_PSA_CRYPTO_C)
int mbedtls_pk_error_from_psa( psa_status_t status );
#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY)
#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY) || \
defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR)
int mbedtls_pk_error_from_psa_rsa( psa_status_t status );
#endif
#endif /* PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY || PSA_WANT_KEY_TYPE_RSA_KEY_PAIR */
#if defined(MBEDTLS_RSA_C)
int mbedtls_pk_psa_rsa_sign_ext( psa_algorithm_t psa_alg_md,