Improve naming of local variables in MPS reader implementation

Signed-off-by: Hanno Becker <hanno.becker@arm.com>
This commit is contained in:
Hanno Becker 2021-03-08 16:23:26 +00:00
parent 00931492da
commit 032b352684

View file

@ -179,13 +179,13 @@ int mbedtls_mps_reader_feed( mbedtls_mps_reader *rd,
if( mps_reader_is_accumulating( rd ) )
{
unsigned char *acc = rd->acc;
mbedtls_mps_size_t ar = rd->acc_share.acc_remaining;
mbedtls_mps_size_t aa = rd->acc_available;
mbedtls_mps_size_t acc_remaining = rd->acc_share.acc_remaining;
mbedtls_mps_size_t acc_available = rd->acc_available;
/* Skip over parts of the accumulator that have already been filled. */
acc += aa;
acc += acc_available;
copy_to_acc = ar;
copy_to_acc = acc_remaining;
if( copy_to_acc > new_frag_len )
copy_to_acc = new_frag_len;
@ -195,16 +195,16 @@ int mbedtls_mps_reader_feed( mbedtls_mps_reader *rd,
MBEDTLS_MPS_TRACE( mbedtls_mps_trace_comment,
"Copy new data of size %u of %u into accumulator at offset %u",
(unsigned) copy_to_acc, (unsigned) new_frag_len, (unsigned) aa );
(unsigned) copy_to_acc, (unsigned) new_frag_len, (unsigned) acc_available );
/* Check if, with the new fragment, we have enough data. */
ar -= copy_to_acc;
if( ar > 0 )
acc_remaining -= copy_to_acc;
if( acc_remaining > 0 )
{
/* We need to accumulate more data. Stay in producing mode. */
aa += copy_to_acc;
rd->acc_share.acc_remaining = ar;
rd->acc_available = aa;
acc_available += copy_to_acc;
rd->acc_share.acc_remaining = acc_remaining;
rd->acc_available = acc_available;
MBEDTLS_MPS_TRACE_RETURN( MBEDTLS_ERR_MPS_READER_NEED_MORE );
}
@ -214,9 +214,9 @@ int mbedtls_mps_reader_feed( mbedtls_mps_reader *rd,
"Enough data available to serve user request" );
/* Remember overlap of accumulator and fragment. */
rd->acc_share.frag_offset = aa;
aa += copy_to_acc;
rd->acc_available = aa;
rd->acc_share.frag_offset = acc_available;
acc_available += copy_to_acc;
rd->acc_available = acc_available;
}
else /* Not accumulating */
{