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Move UINT32_BE macros to common.h

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32-bit integer manipulation macros (big edian):
GET_UINT32_BE and PUT_UINT32_BE appear in several
files in library/.
Removes duplicate code and save vertical
space the macro has been moved to common.h.
Improves maintainability.

Signed-off-by: Joe Subbiani <joe.subbiani@arm.com>
This commit is contained in:
Joe Subbiani
2021-06-23 11:49:03 +01:00
parent 3b394509da
commit 30d974c232
7 changed files with 23 additions and 135 deletions
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23
library/gcm.c
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@ -58,29 +58,6 @@
#define GCM_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
/*
* 32-bit integer manipulation macros (big endian)
*/
#ifndef GET_UINT32_BE
#define GET_UINT32_BE(n,b,i) \
{ \
(n) = ( (uint32_t) (b)[(i) ] << 24 ) \
| ( (uint32_t) (b)[(i) + 1] << 16 ) \
| ( (uint32_t) (b)[(i) + 2] << 8 ) \
| ( (uint32_t) (b)[(i) + 3] ); \
}
#endif
#ifndef PUT_UINT32_BE
#define PUT_UINT32_BE(n,b,i) \
{ \
(b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
(b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
(b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
(b)[(i) + 3] = (unsigned char) ( (n) ); \
}
#endif
/*
* Initialize a context
*/