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Rename mbedtls_pk_signature_size to mbedtls_pk_get_signature_size

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Add more descriptive comments and return value description
This commit is contained in:
Unknown 2018-02-06 03:20:30 -05:00
parent 60b25f0529
commit d0d0602ea5
4 changed files with 10 additions and 8 deletions
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2
include/mbedtls/pk.h
View file

@ -475,7 +475,7 @@ int mbedtls_pk_sign( mbedtls_pk_context *ctx, mbedtls_md_type_t md_alg,
* *
* \return Maximum size in bytes of a signature made with this key. * \return Maximum size in bytes of a signature made with this key.
*/ */
size_t mbedtls_pk_signature_size( const mbedtls_pk_context *ctx ); size_t mbedtls_pk_get_signature_size( const mbedtls_pk_context *ctx );
/** /**
* \brief Decrypt message (including padding if relevant). * \brief Decrypt message (including padding if relevant).

6
include/mbedtls/pk_info.h
View file

@ -120,9 +120,11 @@ struct mbedtls_pk_info_t
* usage restrictions into account. */ * usage restrictions into account. */
int (*can_do)( const void * ctx, mbedtls_pk_type_t type ); int (*can_do)( const void * ctx, mbedtls_pk_type_t type );
/** Signature size /** Upper bound of the signature length
* *
* mbedtls_pk_signature_size() returns this value. * mbedtls_pk_get_signature_size() returns this value.
*
* In case of an error, or an unsupported key type, 0 should be returned.
* *
* Opaque implementations may omit this method if they do not support * Opaque implementations may omit this method if they do not support
* signature. */ * signature. */

2
library/pk.c
View file

@ -357,7 +357,7 @@ size_t mbedtls_pk_get_bitlen( const mbedtls_pk_context *ctx )
/* /*
* Maximum signature size * Maximum signature size
*/ */
size_t mbedtls_pk_signature_size( const mbedtls_pk_context *ctx ) size_t mbedtls_pk_get_signature_size( const mbedtls_pk_context *ctx )
{ {
if( ctx == NULL || ctx->pk_info == NULL ) if( ctx == NULL || ctx->pk_info == NULL )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA ); return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );

8
tests/suites/test_suite_pk.function
View file

@ -100,7 +100,7 @@ static void pk_rsa_match( mbedtls_rsa_context *raw,
TEST_ASSERT( mbedtls_pk_can_do( tested_ctx, MBEDTLS_PK_RSA ) ); TEST_ASSERT( mbedtls_pk_can_do( tested_ctx, MBEDTLS_PK_RSA ) );
TEST_ASSERT( mbedtls_pk_get_bitlen( tested_ctx ) == RSA_KEY_SIZE ); TEST_ASSERT( mbedtls_pk_get_bitlen( tested_ctx ) == RSA_KEY_SIZE );
TEST_ASSERT( mbedtls_pk_get_len( tested_ctx ) == RSA_KEY_LEN ); TEST_ASSERT( mbedtls_pk_get_len( tested_ctx ) == RSA_KEY_LEN );
TEST_ASSERT( mbedtls_pk_signature_size( tested_ctx ) == RSA_KEY_LEN ); TEST_ASSERT( mbedtls_pk_get_signature_size( tested_ctx ) == RSA_KEY_LEN );
/* Test signature */ /* Test signature */
TEST_ASSERT( mbedtls_pk_sign( tested_ctx, MBEDTLS_MD_NONE, hash, sizeof hash, TEST_ASSERT( mbedtls_pk_sign( tested_ctx, MBEDTLS_MD_NONE, hash, sizeof hash,
@ -533,7 +533,7 @@ void pk_sign_verify( int type, int sign_ret, int verify_ret )
TEST_ASSERT( mbedtls_pk_sign( &pk, MBEDTLS_MD_SHA256, hash, sizeof hash, TEST_ASSERT( mbedtls_pk_sign( &pk, MBEDTLS_MD_SHA256, hash, sizeof hash,
sig, &sig_len, rnd_std_rand, NULL ) == sign_ret ); sig, &sig_len, rnd_std_rand, NULL ) == sign_ret );
if( sign_ret == 0 ) if( sign_ret == 0 )
TEST_ASSERT( sig_len <= mbedtls_pk_signature_size( &pk ) ); TEST_ASSERT( sig_len <= mbedtls_pk_get_signature_size( &pk ) );
TEST_ASSERT( mbedtls_pk_verify( &pk, MBEDTLS_MD_SHA256, TEST_ASSERT( mbedtls_pk_verify( &pk, MBEDTLS_MD_SHA256,
hash, sizeof hash, sig, sig_len ) == verify_ret ); hash, sizeof hash, sig, sig_len ) == verify_ret );
@ -774,7 +774,7 @@ void pk_opaque_mock( )
TEST_ASSERT( mbedtls_pk_get_bitlen( &ctx ) == OPAQUE_MOCK_BITLEN ); TEST_ASSERT( mbedtls_pk_get_bitlen( &ctx ) == OPAQUE_MOCK_BITLEN );
TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ) == 1 ); TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ) == 1 );
TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ^ 1 ) == 0 ); TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ^ 1 ) == 0 );
TEST_ASSERT( mbedtls_pk_signature_size( &ctx ) == OPAQUE_MOCK_SIGNATURE_SIZE ); TEST_ASSERT( mbedtls_pk_get_signature_size( &ctx ) == OPAQUE_MOCK_SIGNATURE_SIZE );
TEST_ASSERT( mbedtls_pk_verify( &ctx, OPAQUE_MOCK_MD_ALG, TEST_ASSERT( mbedtls_pk_verify( &ctx, OPAQUE_MOCK_MD_ALG,
opaque_mock_hash, sizeof( opaque_mock_hash ), opaque_mock_hash, sizeof( opaque_mock_hash ),
@ -881,7 +881,7 @@ void pk_opaque_minimal( )
TEST_ASSERT( mbedtls_pk_get_bitlen( &ctx ) == OPAQUE_MOCK_BITLEN ); TEST_ASSERT( mbedtls_pk_get_bitlen( &ctx ) == OPAQUE_MOCK_BITLEN );
TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ) == 1 ); TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ) == 1 );
TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ^ 1 ) == 0 ); TEST_ASSERT( mbedtls_pk_can_do( &ctx, OPAQUE_MOCK_CAN_DO ^ 1 ) == 0 );
TEST_ASSERT( mbedtls_pk_signature_size( &ctx ) == 0 ); TEST_ASSERT( mbedtls_pk_get_signature_size( &ctx ) == 0 );
TEST_ASSERT( mbedtls_pk_verify( &ctx, OPAQUE_MOCK_MD_ALG, TEST_ASSERT( mbedtls_pk_verify( &ctx, OPAQUE_MOCK_MD_ALG,
NULL, 0, NULL, 0 ) == NULL, 0, NULL, 0 ) ==