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itss: Declare a function static.

oldstable
Andrew Talbot 2007-01-10 15:22:39 +00:00 committed by Alexandre Julliard
parent 39e6c8c9b6
commit 852ae99662
2 changed files with 74 additions and 79 deletions
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147
dlls/itss/chm_lib.c
View File

@ -76,6 +76,7 @@
#ifndef CHM_MAX_BLOCKS_CACHED
#define CHM_MAX_BLOCKS_CACHED 5
#endif
#define CHM_PARAM_MAX_BLOCKS_CACHED 0
/*
* architecture specific defines
@ -599,6 +600,79 @@ static Int64 _chm_fetch_bytes(struct chmFile *h,
return readLen;
}
/*
* set a parameter on the file handle.
* valid parameter types:
* CHM_PARAM_MAX_BLOCKS_CACHED:
* how many decompressed blocks should be cached? A simple
* caching scheme is used, wherein the index of the block is
* used as a hash value, and hash collision results in the
* invalidation of the previously cached block.
*/
static void chm_set_param(struct chmFile *h,
int paramType,
int paramVal)
{
switch (paramType)
{
case CHM_PARAM_MAX_BLOCKS_CACHED:
CHM_ACQUIRE_LOCK(h->cache_mutex);
if (paramVal != h->cache_num_blocks)
{
UChar **newBlocks;
Int64 *newIndices;
int i;
/* allocate new cached blocks */
newBlocks = malloc(paramVal * sizeof (UChar *));
newIndices = malloc(paramVal * sizeof (UInt64));
for (i=0; i<paramVal; i++)
{
newBlocks[i] = NULL;
newIndices[i] = 0;
}
/* re-distribute old cached blocks */
if (h->cache_blocks)
{
for (i=0; i<h->cache_num_blocks; i++)
{
int newSlot = (int)(h->cache_block_indices[i] % paramVal);
if (h->cache_blocks[i])
{
/* in case of collision, destroy newcomer */
if (newBlocks[newSlot])
{
free(h->cache_blocks[i]);
h->cache_blocks[i] = NULL;
}
else
{
newBlocks[newSlot] = h->cache_blocks[i];
newIndices[newSlot] =
h->cache_block_indices[i];
}
}
}
free(h->cache_blocks);
free(h->cache_block_indices);
}
/* now, set new values */
h->cache_blocks = newBlocks;
h->cache_block_indices = newIndices;
h->cache_num_blocks = paramVal;
}
CHM_RELEASE_LOCK(h->cache_mutex);
break;
default:
break;
}
}
/* open an ITS archive */
struct chmFile *chm_openW(const WCHAR *filename)
{
@ -812,79 +886,6 @@ void chm_close(struct chmFile *h)
}
}
/*
* set a parameter on the file handle.
* valid parameter types:
* CHM_PARAM_MAX_BLOCKS_CACHED:
* how many decompressed blocks should be cached? A simple
* caching scheme is used, wherein the index of the block is
* used as a hash value, and hash collision results in the
* invalidation of the previously cached block.
*/
void chm_set_param(struct chmFile *h,
int paramType,
int paramVal)
{
switch (paramType)
{
case CHM_PARAM_MAX_BLOCKS_CACHED:
CHM_ACQUIRE_LOCK(h->cache_mutex);
if (paramVal != h->cache_num_blocks)
{
UChar **newBlocks;
Int64 *newIndices;
int i;
/* allocate new cached blocks */
newBlocks = malloc(paramVal * sizeof (UChar *));
newIndices = malloc(paramVal * sizeof (UInt64));
for (i=0; i<paramVal; i++)
{
newBlocks[i] = NULL;
newIndices[i] = 0;
}
/* re-distribute old cached blocks */
if (h->cache_blocks)
{
for (i=0; i<h->cache_num_blocks; i++)
{
int newSlot = (int)(h->cache_block_indices[i] % paramVal);
if (h->cache_blocks[i])
{
/* in case of collision, destroy newcomer */
if (newBlocks[newSlot])
{
free(h->cache_blocks[i]);
h->cache_blocks[i] = NULL;
}
else
{
newBlocks[newSlot] = h->cache_blocks[i];
newIndices[newSlot] =
h->cache_block_indices[i];
}
}
}
free(h->cache_blocks);
free(h->cache_block_indices);
}
/* now, set new values */
h->cache_blocks = newBlocks;
h->cache_block_indices = newIndices;
h->cache_num_blocks = paramVal;
}
CHM_RELEASE_LOCK(h->cache_mutex);
break;
default:
break;
}
}
/*
* helper methods for chm_resolve_object
*/

6
dlls/itss/chm_lib.h
View File

@ -68,12 +68,6 @@ struct chmFile* chm_openW(const WCHAR *filename);
/* close an ITS archive */
void chm_close(struct chmFile *h);
/* methods for ssetting tuning parameters for particular file */
#define CHM_PARAM_MAX_BLOCKS_CACHED 0
void chm_set_param(struct chmFile *h,
int paramType,
int paramVal);
/* resolve a particular object from the archive */
#define CHM_RESOLVE_SUCCESS (0)
#define CHM_RESOLVE_FAILURE (1)