lib/zstd
1
0
Fork 0
mirror of https://github.com/facebook/zstd.git synced 2025-11-27 11:41:11 +03:00
Code Activity

Fix off-by-one in size calculations

Browse Source
This commit is contained in:
Stella Lau
2017-07-19 17:24:09 -07:00
parent 2427a154cb
commit 13a01ffb27
4 changed files with 10 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
contrib/long_distance_matching/ldm_with_table.c
View File

@@ -7,17 +7,17 @@
#include "ldm.h"
#define LDM_HASHTABLESIZE (1 << (LDM_MEMORY_USAGE))
//#define LDM_HASH_ENTRY_SIZE 4
#define LDM_HASH_ENTRY_SIZE_LOG 3
#define LDM_HASHTABLESIZE_U32 ((LDM_HASHTABLESIZE) >> 2)
#define LDM_HASHTABLESIZE_U64 ((LDM_HASHTABLESIZE) >> 4)
#define LDM_HASHTABLESIZE_U64 ((LDM_HASHTABLESIZE) >> 3)
// Insert every (HASH_ONLY_EVERY + 1) into the hash table.
#define HASH_ONLY_EVERY_LOG (LDM_WINDOW_SIZE_LOG-((LDM_MEMORY_USAGE) - 4))
#define HASH_ONLY_EVERY_LOG (LDM_WINDOW_SIZE_LOG-((LDM_MEMORY_USAGE) - (LDM_HASH_ENTRY_SIZE_LOG)))
#define HASH_ONLY_EVERY ((1 << HASH_ONLY_EVERY_LOG) - 1)
/* Hash table stuff. */
#define HASH_BUCKET_SIZE (1 << (HASH_BUCKET_SIZE_LOG))
#define LDM_HASHLOG ((LDM_MEMORY_USAGE)-4-HASH_BUCKET_SIZE_LOG)
#define LDM_HASHLOG ((LDM_MEMORY_USAGE)-(LDM_HASH_ENTRY_SIZE_LOG)-(HASH_BUCKET_SIZE_LOG))
#define ML_BITS 4
#define ML_MASK ((1U<<ML_BITS)-1)