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Move BYTES_TO_U32_LE to common.h

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The macro BYTES_TO_U32_LE appears in poly1305.c and
chacha20.c.
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 11:23:44 +01:00
parent 50dde56543
commit 3b394509da
3 changed files with 12 additions and 16 deletions
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7
library/chacha20.c
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@@ -54,13 +54,6 @@
#define CHACHA20_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
#define BYTES_TO_U32_LE( data, offset ) \
( (uint32_t) (data)[offset] \
| (uint32_t) ( (uint32_t) (data)[( offset ) + 1] << 8 ) \
| (uint32_t) ( (uint32_t) (data)[( offset ) + 2] << 16 ) \
| (uint32_t) ( (uint32_t) (data)[( offset ) + 3] << 24 ) \
)
#define ROTL32( value, amount ) \
( (uint32_t) ( (value) << (amount) ) | ( (value) >> ( 32 - (amount) ) ) )