marko10_000
/
wine-wine
forked from Mirrors/wine-wine
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

wininet: Define more fields in urlcache header structure.

oldstable
Piotr Caban 2012-09-19 15:29:44 +02:00 committed by Alexandre Julliard
parent f833ac752e
commit dba38b1ab4
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
dlls/wininet/urlcache.c
View File

@ -62,6 +62,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(wininet);
#define ENTRY_START_OFFSET 0x4000
#define DIR_LENGTH 8
#define MAX_DIR_NO 0x20
#define BLOCKSIZE 128
#define HASHTABLE_SIZE 448
#define HASHTABLE_NUM_ENTRIES 64 /* this needs to be power of 2, that divides HASHTABLE_SIZE */
@ -167,8 +168,10 @@ typedef struct _URLCACHE_HEADER
ULARGE_INTEGER CacheLimit;
ULARGE_INTEGER CacheUsage;
ULARGE_INTEGER ExemptUsage;
DWORD DirectoryCount; /* number of directory_data's */
DIRECTORY_DATA directory_data[1]; /* first directory entry */
DWORD DirectoryCount;
DIRECTORY_DATA directory_data[MAX_DIR_NO];
DWORD options[0x21];
BYTE allocation_table[ALLOCATION_TABLE_SIZE];
} URLCACHE_HEADER, *LPURLCACHE_HEADER;
typedef const URLCACHE_HEADER *LPCURLCACHE_HEADER;
@ -850,7 +853,6 @@ static inline void URLCache_Allocation_BlockAllocate(BYTE * AllocationTable, DWO
*/
static DWORD URLCache_FindFirstFreeEntry(URLCACHE_HEADER * pHeader, DWORD dwBlocksNeeded, CACHEFILE_ENTRY ** ppEntry)
{
LPBYTE AllocationTable = (LPBYTE)pHeader + ALLOCATION_TABLE_OFFSET;
DWORD dwBlockNumber;
DWORD dwFreeCounter;
for (dwBlockNumber = 0; dwBlockNumber < pHeader->dwIndexCapacityInBlocks; dwBlockNumber++)
@ -858,7 +860,7 @@ static DWORD URLCache_FindFirstFreeEntry(URLCACHE_HEADER * pHeader, DWORD dwBloc
for (dwFreeCounter = 0;
dwFreeCounter < dwBlocksNeeded &&
dwFreeCounter + dwBlockNumber < pHeader->dwIndexCapacityInBlocks &&
URLCache_Allocation_BlockIsFree(AllocationTable, dwBlockNumber + dwFreeCounter);
URLCache_Allocation_BlockIsFree(pHeader->allocation_table, dwBlockNumber + dwFreeCounter);
dwFreeCounter++)
TRACE("Found free block at no. %d (0x%x)\n", dwBlockNumber, ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
@ -867,7 +869,7 @@ static DWORD URLCache_FindFirstFreeEntry(URLCACHE_HEADER * pHeader, DWORD dwBloc
DWORD index;
TRACE("Found free blocks starting at no. %d (0x%x)\n", dwBlockNumber, ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
for (index = 0; index < dwBlocksNeeded; index++)
URLCache_Allocation_BlockAllocate(AllocationTable, dwBlockNumber + index);
URLCache_Allocation_BlockAllocate(pHeader->allocation_table, dwBlockNumber + index);
*ppEntry = (CACHEFILE_ENTRY *)((LPBYTE)pHeader + ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
for (index = 0; index < dwBlocksNeeded * BLOCKSIZE / sizeof(DWORD); index++)
((DWORD*)*ppEntry)[index] = 0xdeadbeef;
@ -893,12 +895,11 @@ static BOOL URLCache_DeleteEntry(LPURLCACHE_HEADER pHeader, CACHEFILE_ENTRY * pE
{
DWORD dwStartBlock;
DWORD dwBlock;
BYTE * AllocationTable = (LPBYTE)pHeader + ALLOCATION_TABLE_OFFSET;
/* update allocation table */
dwStartBlock = ((DWORD)((BYTE *)pEntry - (BYTE *)pHeader) - ENTRY_START_OFFSET) / BLOCKSIZE;
for (dwBlock = dwStartBlock; dwBlock < dwStartBlock + pEntry->dwBlocksUsed; dwBlock++)
URLCache_Allocation_BlockFree(AllocationTable, dwBlock);
URLCache_Allocation_BlockFree(pHeader->allocation_table, dwBlock);
return TRUE;
}