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Move GET/PUT_UINT16_LE macros to common.h

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Although these only appear in one file: psa_crypto_storage.c
it is tidy to give it the same prefix as the UINT32 macros
and to store them in the fame file

Signed-off-by: Joe Subbiani <joe.subbiani@arm.com>
This commit is contained in:
Joe Subbiani 2021-07-05 15:37:39 +01:00
parent 2bbafda1f8
commit 4530b27021
2 changed files with 30 additions and 28 deletions
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21
library/common.h
View File

@ -123,4 +123,25 @@
| (uint32_t) ( (uint32_t) (data)[( offset ) + 3] << 24 ) \ | (uint32_t) ( (uint32_t) (data)[( offset ) + 3] << 24 ) \
) )
/*
* 16-bit integer manipulation macros (little endian)
*/
#ifndef MBEDTLS_GET_UINT16_LE
#define MBEDTLS_GET_UINT16_LE( n, b, i ) \
{ \
(n) = ( (uint16_t) (b)[(i) ] ) \
| ( (uint16_t) (b)[(i) + 1] << 8 ); \
}
#endif
#ifndef MBEDTLS_PUT_UINT16_LE
#define MBEDTLS_PUT_UINT16_LE( n, b, i ) \
{ \
(b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \
(b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
}
#endif
#endif /* MBEDTLS_LIBRARY_COMMON_H */ #endif /* MBEDTLS_LIBRARY_COMMON_H */

27
library/psa_crypto_storage.c
View File

@ -234,25 +234,6 @@ static psa_status_t psa_crypto_storage_get_data_length(
return( PSA_SUCCESS ); return( PSA_SUCCESS );
} }
/*
* 16-bit integer manipulation macros (little endian)
*/
#ifndef GET_UINT16_LE
#define GET_UINT16_LE( n, b, i ) \
{ \
(n) = ( (uint16_t) (b)[(i) ] ) \
| ( (uint16_t) (b)[(i) + 1] << 8 ); \
}
#endif
#ifndef PUT_UINT16_LE
#define PUT_UINT16_LE( n, b, i ) \
{ \
(b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \
(b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
}
#endif
/** /**
* Persistent key storage magic header. * Persistent key storage magic header.
*/ */
@ -281,8 +262,8 @@ void psa_format_key_data_for_storage( const uint8_t *data,
memcpy( storage_format->magic, PSA_KEY_STORAGE_MAGIC_HEADER, PSA_KEY_STORAGE_MAGIC_HEADER_LENGTH ); memcpy( storage_format->magic, PSA_KEY_STORAGE_MAGIC_HEADER, PSA_KEY_STORAGE_MAGIC_HEADER_LENGTH );
MBEDTLS_PUT_UINT32_LE( 0, storage_format->version, 0 ); MBEDTLS_PUT_UINT32_LE( 0, storage_format->version, 0 );
MBEDTLS_PUT_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 ); MBEDTLS_PUT_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 );
PUT_UINT16_LE( (uint16_t) attr->type, storage_format->type, 0 ); MBEDTLS_PUT_UINT16_LE( (uint16_t) attr->type, storage_format->type, 0 );
PUT_UINT16_LE( (uint16_t) attr->bits, storage_format->bits, 0 ); MBEDTLS_PUT_UINT16_LE( (uint16_t) attr->bits, storage_format->bits, 0 );
MBEDTLS_PUT_UINT32_LE( attr->policy.usage, storage_format->policy, 0 ); MBEDTLS_PUT_UINT32_LE( attr->policy.usage, storage_format->policy, 0 );
MBEDTLS_PUT_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) ); MBEDTLS_PUT_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) );
MBEDTLS_PUT_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) ); MBEDTLS_PUT_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) );
@ -338,8 +319,8 @@ psa_status_t psa_parse_key_data_from_storage( const uint8_t *storage_data,
} }
MBEDTLS_GET_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 ); MBEDTLS_GET_UINT32_LE( attr->lifetime, storage_format->lifetime, 0 );
GET_UINT16_LE( attr->type, storage_format->type, 0 ); MBEDTLS_GET_UINT16_LE( attr->type, storage_format->type, 0 );
GET_UINT16_LE( attr->bits, storage_format->bits, 0 ); MBEDTLS_GET_UINT16_LE( attr->bits, storage_format->bits, 0 );
MBEDTLS_GET_UINT32_LE( attr->policy.usage, storage_format->policy, 0 ); MBEDTLS_GET_UINT32_LE( attr->policy.usage, storage_format->policy, 0 );
MBEDTLS_GET_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) ); MBEDTLS_GET_UINT32_LE( attr->policy.alg, storage_format->policy, sizeof( uint32_t ) );
MBEDTLS_GET_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) ); MBEDTLS_GET_UINT32_LE( attr->policy.alg2, storage_format->policy, 2 * sizeof( uint32_t ) );