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liblzma: Use lzma_memcmplen() in fast mode of LZMA.

This commit is contained in:
Lasse Collin 2014-07-25 22:29:49 +03:00
parent 353212137e
commit 6bf5308e34
1 changed files with 3 additions and 3 deletions
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6
src/liblzma/lzma/lzma_encoder_optimum_fast.c
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@ -10,6 +10,7 @@
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
#include "lzma_encoder_private.h" #include "lzma_encoder_private.h"
#include "memcmplen.h"
#define change_pair(small_dist, big_dist) \ #define change_pair(small_dist, big_dist) \
@ -57,9 +58,8 @@ lzma_lzma_optimum_fast(lzma_coder *restrict coder, lzma_mf *restrict mf,
// The first two bytes matched. // The first two bytes matched.
// Calculate the length of the match. // Calculate the length of the match.
uint32_t len; const uint32_t len = lzma_memcmplen(
for (len = 2; len < buf_avail buf, buf_back, 2, buf_avail);
&& buf[len] == buf_back[len]; ++len) ;
// If we have found a repeated match that is at least // If we have found a repeated match that is at least
// nice_len long, return it immediately. // nice_len long, return it immediately.