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Merge "Exit loop ealier when matching lastoffset."

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Sen Jiang authored and Gerrit Code Review committed 2018-04-10 21:51:09 +00:00
2 parents a65e5485c9 3a4725a877
commit 365012ab68
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+3 -4
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@@ -114,10 +114,9 @@ int bsdiff(const uint8_t* old_buf, size_t oldsize, const uint8_t* new_buf,
sai->SearchPrefix(new_buf + scan, newsize - scan, &len, &pos);
for(;scsc<scan+len;scsc++)
if((scsc+lastoffset<oldsize) &&
(old_buf[scsc+lastoffset] == new_buf[scsc]))
oldscore++;
for(;scsc<scan+len && scsc+lastoffset<oldsize;scsc++)
if(old_buf[scsc+lastoffset] == new_buf[scsc])
oldscore++;
if(((len==oldscore) && (len!=0)) ||
(len>oldscore+8 && len>=min_length)) break;