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Replace instances of byte reading macros with PUT

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Instances of a group of byte reading macros which are equivilant to
MBEDTLS_PUT_UINTx_yz

Signed-off-by: Joe Subbiani <joe.subbiani@arm.com>
This commit is contained in:
Joe Subbiani 2021-07-19 11:56:54 +01:00
parent 51b147add0
commit 6dd7364553
8 changed files with 64 additions and 76 deletions
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34
library/common.h
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@ -193,6 +193,40 @@ extern void (*mbedtls_test_hook_test_fail)( const char * test, int line, const c
}
#endif
/**
* Get the unsigned 16 bits integer corresponding to two bytes in
* big-endian order (LSB first).
*
* \param data Base address of the memory to get the two bytes from.
* \param offset Offset from \p base of the first and most significant
* byte of the two bytes to build the 16 bits unsigned
* integer from.
*/
#ifndef MBEDTLS_GET_UINT16_BE
#define MBEDTLS_GET_UINT16_BE( data, offset ) \
( \
( (uint16_t) ( data )[( offset ) ] << 8 ) \
| ( (uint16_t) ( data )[( offset ) + 1] ) \
)
#endif
/**
* Put in memory a 16 bits unsigned integer in big-endian order.
*
* \param n 16 bits unsigned integer to put in memory.
* \param data Base address of the memory where to put the 16
* bits unsigned integer in.
* \param offset Offset from \p base where to put the most significant
* byte of the 16 bits unsigned integer \p n.
*/
#ifndef MBEDTLS_PUT_UINT16_BE
#define MBEDTLS_PUT_UINT16_BE( n, data, offset ) \
{ \
( data )[( offset ) ] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
( data )[( offset ) + 1] = (unsigned char) ( ( (n) ) & 0xFF ); \
}
#endif
/**
* Get the unsigned 64 bits integer corresponding to eight bytes in
* big-endian order (MSB first).