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/*
* Wininet - Url Cache functions
*
* Copyright 2001,2002 CodeWeavers
* Copyright 2003 Robert Shearman
*
* Eric Kohl
* Aric Stewart
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define COM_NO_WINDOWS_H
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wininet.h"
#include "winerror.h"
#include "internet.h"
#include "winreg.h"
#include "shlwapi.h"
#include "wingdi.h"
#include "shlobj.h"
#include "wine/unicode.h"
#include "wine/list.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wininet);
#define ENTRY_START_OFFSET 0x4000
#define DIR_LENGTH 8
#define BLOCKSIZE 128
#define HASHTABLE_SIZE 448
#define HASHTABLE_BLOCKSIZE 7
#define HASHTABLE_FREE 3
#define ALLOCATION_TABLE_OFFSET 0x250
#define ALLOCATION_TABLE_SIZE (0x1000 - ALLOCATION_TABLE_OFFSET)
#define HASHTABLE_NUM_ENTRIES (HASHTABLE_SIZE / HASHTABLE_BLOCKSIZE)
#define NEWFILE_NUM_BLOCKS 0xd80
#define NEWFILE_SIZE (NEWFILE_NUM_BLOCKS * BLOCKSIZE + ENTRY_START_OFFSET)
#define DWORD_SIG(a,b,c,d) (a | (b << 8) | (c << 16) | (d << 24))
#define URL_SIGNATURE DWORD_SIG('U','R','L',' ')
#define REDR_SIGNATURE DWORD_SIG('R','E','D','R')
#define LEAK_SIGNATURE DWORD_SIG('L','E','A','K')
#define HASH_SIGNATURE DWORD_SIG('H','A','S','H')
#define DWORD_ALIGN(x) ( (DWORD)(((DWORD)(x)+sizeof(DWORD)-1)/sizeof(DWORD))*sizeof(DWORD) )
typedef struct _CACHEFILE_ENTRY
{
/* union
{*/
DWORD dwSignature; /* e.g. "URL " */
/* CHAR szSignature[4];
};*/
DWORD dwBlocksUsed; /* number of 128byte blocks used by this entry */
} CACHEFILE_ENTRY;
typedef struct _URL_CACHEFILE_ENTRY
{
CACHEFILE_ENTRY CacheFileEntry;
FILETIME LastModifiedTime;
FILETIME LastAccessTime;
WORD wExpiredDate; /* expire date in dos format */
WORD wExpiredTime; /* expire time in dos format */
DWORD dwUnknown1; /* usually zero */
DWORD dwSizeLow; /* see INTERNET_CACHE_ENTRY_INFO::dwSizeLow */
DWORD dwSizeHigh; /* see INTERNET_CACHE_ENTRY_INFO::dwSizeHigh */
DWORD dwUnknown2; /* usually zero */
DWORD dwExemptDelta; /* see INTERNET_CACHE_ENTRY_INFO::dwExemptDelta */
DWORD dwUnknown3; /* usually 0x60 */
DWORD dwOffsetUrl; /* usually 0x68 */
BYTE CacheDir; /* index of cache directory this url is stored in */
BYTE Unknown4; /* usually zero */
WORD wUnknown5; /* usually 0x1010 */
DWORD dwOffsetLocalName; /* offset of start of local filename from start of entry */
DWORD CacheEntryType; /* see INTERNET_CACHE_ENTRY_INFO::CacheEntryType */
DWORD dwOffsetHeaderInfo; /* offset of start of header info from start of entry */
DWORD dwHeaderInfoSize;
DWORD dwUnknown6; /* usually zero */
WORD wLastSyncDate; /* last sync date in dos format */
WORD wLastSyncTime; /* last sync time in dos format */
DWORD dwHitRate; /* see INTERNET_CACHE_ENTRY_INFO::dwHitRate */
DWORD dwUseCount; /* see INTERNET_CACHE_ENTRY_INFO::dwUseCount */
WORD wUnknownDate; /* usually same as wLastSyncDate */
WORD wUnknownTime; /* usually same as wLastSyncTime */
DWORD dwUnknown7; /* usually zero */
DWORD dwUnknown8; /* usually zero */
CHAR szSourceUrlName[1]; /* start of url */
/* packing to dword align start of next field */
/* CHAR szLocalFileName[]; (local file name exluding path) */
/* packing to dword align start of next field */
/* CHAR szHeaderInfo[]; (header info) */
} URL_CACHEFILE_ENTRY;
struct _HASH_ENTRY
{
DWORD dwHashKey;
DWORD dwOffsetEntry;
};
typedef struct _HASH_CACHEFILE_ENTRY
{
CACHEFILE_ENTRY CacheFileEntry;
DWORD dwAddressNext;
DWORD dwHashTableNumber;
struct _HASH_ENTRY HashTable[HASHTABLE_SIZE];
} HASH_CACHEFILE_ENTRY;
typedef struct _DIRECTORY_DATA
{
DWORD dwUnknown;
char filename[DIR_LENGTH];
} DIRECTORY_DATA;
typedef struct _URLCACHE_HEADER
{
char szSignature[28];
DWORD dwFileSize;
DWORD dwOffsetFirstHashTable;
DWORD dwIndexCapacityInBlocks;
DWORD dwBlocksInUse;
DWORD dwUnknown1;
DWORD dwCacheLimitLow; /* disk space limit for cache */
DWORD dwCacheLimitHigh; /* disk space limit for cache */
DWORD dwUnknown4; /* current disk space usage for cache */
DWORD dwUnknown5; /* current disk space usage for cache */
DWORD dwUnknown6; /* possibly a flag? */
DWORD dwUnknown7;
BYTE DirectoryCount; /* number of directory_data's */
BYTE Unknown8[3]; /* just padding? */
DIRECTORY_DATA directory_data[1]; /* first directory entry */
} URLCACHE_HEADER, *LPURLCACHE_HEADER;
typedef const URLCACHE_HEADER *LPCURLCACHE_HEADER;
typedef struct _STREAM_HANDLE
{
HANDLE hFile;
CHAR lpszUrl[1];
} STREAM_HANDLE;
typedef struct _URLCACHECONTAINER
{
struct list entry; /* part of a list */
LPWSTR cache_prefix; /* string that has to be prefixed for this container to be used */
LPWSTR path; /* path to url container directory */
HANDLE hMapping; /* handle of file mapping */
DWORD file_size; /* size of file when mapping was opened */
HANDLE hMutex; /* hande of mutex */
} URLCACHECONTAINER;
/* List of all containers available */
static struct list UrlContainers = LIST_INIT(UrlContainers);
static BOOL URLCache_FindFirstFreeEntry(URLCACHE_HEADER * pHeader, DWORD dwBlocksNeeded, CACHEFILE_ENTRY ** ppEntry);
/***********************************************************************
* URLCache_PathToObjectName (Internal)
*
* Converts a path to a name suitable for use as a Win32 object name.
* Replaces '\\' characters in-place with the specified character
* (usually '_' or '!')
*
* RETURNS
* nothing
*
*/
static void URLCache_PathToObjectName(LPWSTR lpszPath, WCHAR replace)
{
for (; *lpszPath; lpszPath++)
{
if (*lpszPath == '\\')
*lpszPath = replace;
}
}
/***********************************************************************
* URLCacheContainer_OpenIndex (Internal)
*
* Opens the index file and saves mapping handle in hCacheIndexMapping
*
* RETURNS
* TRUE if succeeded
* FALSE if failed
*
*/
static BOOL URLCacheContainer_OpenIndex(URLCACHECONTAINER * pContainer)
{
HANDLE hFile;
WCHAR wszFilePath[MAX_PATH];
DWORD dwFileSize;
static const WCHAR wszIndex[] = {'i','n','d','e','x','.','d','a','t',0};
static const WCHAR wszMappingFormat[] = {'%','s','%','s','_','%','l','u',0};
if (pContainer->hMapping)
return TRUE;
strcpyW(wszFilePath, pContainer->path);
strcatW(wszFilePath, wszIndex);
hFile = CreateFileW(wszFilePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_ALWAYS, 0, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
/* Maybe the directory wasn't there? Try to create it */
if (CreateDirectoryW(pContainer->path, 0))
hFile = CreateFileW(wszFilePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_ALWAYS, 0, NULL);
}
if (hFile == INVALID_HANDLE_VALUE)
{
TRACE("Could not open or create cache index file \"%s\"\n", debugstr_w(wszFilePath));
return FALSE;
}
/* At this stage we need the mutex because we may be about to create the
* file.
*/
WaitForSingleObject(pContainer->hMutex, INFINITE);
dwFileSize = GetFileSize(hFile, NULL);
if (dwFileSize == INVALID_FILE_SIZE)
{
ReleaseMutex(pContainer->hMutex);
return FALSE;
}
if (dwFileSize == 0)
{
static CHAR const szCacheContent[] = "Software\\Microsoft\\Windows\\CurrentVersion\\Cache\\Content";
HKEY key;
char achZeroes[0x1000];
DWORD dwOffset;
DWORD dwError = 0;
/* Write zeroes to the entire file so we can safely map it without
* fear of getting a SEGV because the disk is full.
*/
memset(achZeroes, 0, sizeof(achZeroes));
for (dwOffset = 0; dwOffset < NEWFILE_SIZE; dwOffset += sizeof(achZeroes))
{
DWORD dwWrite = sizeof(achZeroes);
DWORD dwWritten;
if (NEWFILE_SIZE - dwOffset < dwWrite)
dwWrite = NEWFILE_SIZE - dwOffset;
if (!WriteFile(hFile, achZeroes, dwWrite, &dwWritten, 0) ||
dwWritten != dwWrite)
{
/* If we fail to write, we need to return the error that
* cause the problem and also make sure the file is no
* longer there, if possible.
*/
dwError = GetLastError();
break;
}
}
if (!dwError)
{
HANDLE hMapping = CreateFileMappingW(hFile, NULL, PAGE_READWRITE, 0, NEWFILE_SIZE, NULL);
if (hMapping)
{
URLCACHE_HEADER *pHeader = MapViewOfFile(hMapping, FILE_MAP_WRITE, 0, 0, NEWFILE_SIZE);
if (pHeader)
{
WCHAR *pwchDir;
WCHAR wszDirPath[MAX_PATH];
FILETIME ft;
int i, j;
HASH_CACHEFILE_ENTRY *pPrevHash = 0;
dwFileSize = NEWFILE_SIZE;
/* First set some constants and defaults in the header */
strcpy(pHeader->szSignature, "WINE URLCache Ver 0.2005001");
pHeader->dwFileSize = dwFileSize;
pHeader->dwIndexCapacityInBlocks = NEWFILE_NUM_BLOCKS;
/* 127MB - taken from default for Windows 2000 */
pHeader->dwCacheLimitHigh = 0;
pHeader->dwCacheLimitLow = 0x07ff5400;
/* Copied from a Windows 2000 cache index */
pHeader->DirectoryCount = 4;
/* If the registry has a cache size set, use the registry value */
if (RegOpenKeyA(HKEY_CURRENT_USER, szCacheContent, &key) == ERROR_SUCCESS)
{
DWORD dw;
DWORD len = sizeof(dw);
DWORD keytype;
if (RegQueryValueExA(key, "CacheLimit", NULL, &keytype,
(BYTE *) &dw, &len) == ERROR_SUCCESS &&
keytype == REG_DWORD)
{
pHeader->dwCacheLimitHigh = (dw >> 22);
pHeader->dwCacheLimitLow = dw << 10;
}
RegCloseKey(key);
}
/* Now create the hash table entries. Windows would create
* these as needed, but WINE doesn't do that yet, so create
* four and hope it's enough.
*/
for (i = 0; i < 4; ++i)
{
HASH_CACHEFILE_ENTRY *pHash;
DWORD dwOffset;
/* Request 0x20 blocks - no need to check for failure here because
* we started with an empty file
*/
URLCache_FindFirstFreeEntry(pHeader, 0x20, (CACHEFILE_ENTRY **) &pHash);
dwOffset = (BYTE *) pHash - (BYTE *) pHeader;
if (pPrevHash)
pPrevHash->dwAddressNext = dwOffset;
else
pHeader->dwOffsetFirstHashTable = dwOffset;
pHash->CacheFileEntry.dwSignature = HASH_SIGNATURE;
pHash->CacheFileEntry.dwBlocksUsed = 0x20;
pHash->dwHashTableNumber = i;
for (j = 0; j < HASHTABLE_SIZE; ++j)
{
pHash->HashTable[j].dwOffsetEntry = 0;
pHash->HashTable[j].dwHashKey = HASHTABLE_FREE;
}
pPrevHash = pHash;
}
/* Last step - create the directories */
strcpyW(wszDirPath, pContainer->path);
pwchDir = wszDirPath + strlenW(wszDirPath);
pwchDir[8] = 0;
GetSystemTimeAsFileTime(&ft);
for (i = 0; !dwError && i < pHeader->DirectoryCount; ++i)
{
/* The following values were copied from a Windows index.
* I don't know what the values are supposed to mean but
* have made them the same in the hope that this will
* be better for compatibility
*/
pHeader->directory_data[i].dwUnknown = (i > 1) ? 0xfe : 0xff;
for (j = 0;; ++j)
{
int k;
ULONGLONG n = ft.dwHighDateTime;
/* Generate a file name to attempt to create.
* This algorithm will create what will appear
* to be random and unrelated directory names
* of up to 9 characters in length.
*/
n <<= 32;
n += ft.dwLowDateTime;
n ^= ((ULONGLONG) i << 56) | ((ULONGLONG) j << 48);
for (k = 0; k < 8; ++k)
{
int r = (n % 36);
/* Dividing by a prime greater than 36 helps
* with the appearance of randomness
*/
n /= 37;
if (r < 10)
pwchDir[k] = '0' + r;
else
pwchDir[k] = 'A' + (r - 10);
}
if (CreateDirectoryW(wszDirPath, 0))
{
int k;
/* The following is OK because we generated an
* 8 character directory name made from characters
* [A-Z0-9], which are equivalent for all code
* pages and for UTF-16
*/
for (k = 0; k < 8; ++k)
pHeader->directory_data[i].filename[k] = pwchDir[k];
break;
}
else if (j >= 255)
{
/* Give up. The most likely cause of this
* is a full disk, but whatever the cause
* is, it should be more than apparent that
* we won't succeed.
*/
dwError = GetLastError();
break;
}
}
}
UnmapViewOfFile(pHeader);
}
else
{
dwError = GetLastError();
}
CloseHandle(hMapping);
}
else
{
dwError = GetLastError();
}
}
if (dwError)
{
CloseHandle(hFile);
DeleteFileW(wszFilePath);
ReleaseMutex(pContainer->hMutex);
SetLastError(dwError);
return FALSE;
}
}
ReleaseMutex(pContainer->hMutex);
wsprintfW(wszFilePath, wszMappingFormat, pContainer->path, wszIndex, dwFileSize);
URLCache_PathToObjectName(wszFilePath, '_');
pContainer->hMapping = OpenFileMappingW(FILE_MAP_WRITE, FALSE, wszFilePath);
if (!pContainer->hMapping)
pContainer->hMapping = CreateFileMappingW(hFile, NULL, PAGE_READWRITE, 0, 0, wszFilePath);
CloseHandle(hFile);
if (!pContainer->hMapping)
{
ERR("Couldn't create file mapping (error is %ld)\n", GetLastError());
return FALSE;
}
return TRUE;
}
/***********************************************************************
* URLCacheContainer_CloseIndex (Internal)
*
* Closes the index
*
* RETURNS
* nothing
*
*/
static void URLCacheContainer_CloseIndex(URLCACHECONTAINER * pContainer)
{
CloseHandle(pContainer->hMapping);
pContainer->hMapping = NULL;
}
static BOOL URLCacheContainers_AddContainer(LPCWSTR cache_prefix, LPCWSTR path, LPWSTR mutex_name)
{
URLCACHECONTAINER * pContainer = HeapAlloc(GetProcessHeap(), 0, sizeof(URLCACHECONTAINER));
int path_len = strlenW(path);
int cache_prefix_len = strlenW(cache_prefix);
if (!pContainer)
{
return FALSE;
}
pContainer->hMapping = NULL;
pContainer->file_size = 0;
pContainer->path = HeapAlloc(GetProcessHeap(), 0, (path_len + 1) * sizeof(WCHAR));
if (!pContainer->path)
{
HeapFree(GetProcessHeap(), 0, pContainer);
return FALSE;
}
memcpy(pContainer->path, path, (path_len + 1) * sizeof(WCHAR));
pContainer->cache_prefix = HeapAlloc(GetProcessHeap(), 0, (cache_prefix_len + 1) * sizeof(WCHAR));
if (!pContainer->cache_prefix)
{
HeapFree(GetProcessHeap(), 0, pContainer->path);
HeapFree(GetProcessHeap(), 0, pContainer);
return FALSE;
}
memcpy(pContainer->cache_prefix, cache_prefix, (cache_prefix_len + 1) * sizeof(WCHAR));
CharLowerW(mutex_name);
URLCache_PathToObjectName(mutex_name, '!');
if ((pContainer->hMutex = CreateMutexW(NULL, FALSE, mutex_name)) == NULL)
{
ERR("couldn't create mutex (error is %ld)\n", GetLastError());
HeapFree(GetProcessHeap(), 0, pContainer->path);
HeapFree(GetProcessHeap(), 0, pContainer);
return FALSE;
}
list_add_head(&UrlContainers, &pContainer->entry);
return TRUE;
}
static void URLCacheContainer_DeleteContainer(URLCACHECONTAINER * pContainer)
{
list_remove(&pContainer->entry);
URLCacheContainer_CloseIndex(pContainer);
CloseHandle(pContainer->hMutex);
HeapFree(GetProcessHeap(), 0, pContainer->path);
HeapFree(GetProcessHeap(), 0, pContainer->cache_prefix);
HeapFree(GetProcessHeap(), 0, pContainer);
}
void URLCacheContainers_CreateDefaults(void)
{
static const WCHAR UrlSuffix[] = {'C','o','n','t','e','n','t','.','I','E','5',0};
static const WCHAR UrlPrefix[] = {0};
static const WCHAR HistorySuffix[] = {'H','i','s','t','o','r','y','.','I','E','5',0};
static const WCHAR HistoryPrefix[] = {'V','i','s','i','t','e','d',':',0};
static const WCHAR CookieSuffix[] = {0};
static const WCHAR CookiePrefix[] = {'C','o','o','k','i','e',':',0};
static const struct
{
int nFolder; /* CSIDL_* constant */
const WCHAR * shpath_suffix; /* suffix on path returned by SHGetSpecialFolderPath */
const WCHAR * cache_prefix; /* prefix used to reference the container */
} DefaultContainerData[] =
{
{ CSIDL_INTERNET_CACHE, UrlSuffix, UrlPrefix },
{ CSIDL_HISTORY, HistorySuffix, HistoryPrefix },
{ CSIDL_COOKIES, CookieSuffix, CookiePrefix },
};
DWORD i;
for (i = 0; i < sizeof(DefaultContainerData) / sizeof(DefaultContainerData[0]); i++)
{
WCHAR wszCachePath[MAX_PATH];
WCHAR wszMutexName[MAX_PATH];
int path_len, suffix_len;
if (FAILED(SHGetSpecialFolderPathW(NULL, wszCachePath, DefaultContainerData[i].nFolder, TRUE)))
{
ERR("Couldn't get path for default container %lu\n", i);
continue;
}
path_len = strlenW(wszCachePath);
suffix_len = strlenW(DefaultContainerData[i].shpath_suffix);
if (path_len + suffix_len + 2 > MAX_PATH)
{
ERR("Path too long\n");
continue;
}
wszCachePath[path_len] = '\\';
strcpyW(wszMutexName, wszCachePath);
if (suffix_len)
{
memcpy(wszCachePath + path_len + 1, DefaultContainerData[i].shpath_suffix, (suffix_len + 1) * sizeof(WCHAR));
wszCachePath[path_len + suffix_len + 1] = '\\';
wszCachePath[path_len + suffix_len + 2] = '\0';
}
URLCacheContainers_AddContainer(DefaultContainerData[i].cache_prefix, wszCachePath, wszMutexName);
}
}
void URLCacheContainers_DeleteAll(void)
{
while(!list_empty(&UrlContainers))
URLCacheContainer_DeleteContainer(
LIST_ENTRY(list_head(&UrlContainers), URLCACHECONTAINER, entry)
);
}
static BOOL URLCacheContainers_FindContainerW(LPCWSTR lpwszUrl, URLCACHECONTAINER ** ppContainer)
{
struct list * cursor;
TRACE("searching for prefix for URL: %s\n", debugstr_w(lpwszUrl));
LIST_FOR_EACH(cursor, &UrlContainers)
{
URLCACHECONTAINER * pContainer = LIST_ENTRY(cursor, URLCACHECONTAINER, entry);
int prefix_len = strlenW(pContainer->cache_prefix);
if (!strncmpW(pContainer->cache_prefix, lpwszUrl, prefix_len))
{
TRACE("found container with prefx %s for URL %s\n", debugstr_w(pContainer->cache_prefix), debugstr_w(lpwszUrl));
*ppContainer = pContainer;
return TRUE;
}
}
ERR("no container found\n");
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
static BOOL URLCacheContainers_FindContainerA(LPCSTR lpszUrl, URLCACHECONTAINER ** ppContainer)
{
BOOL ret;
LPWSTR lpwszUrl;
int url_len = MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, NULL, 0);
if (url_len && (lpwszUrl = HeapAlloc(GetProcessHeap(), 0, url_len * sizeof(WCHAR))))
{
MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, lpwszUrl, url_len);
ret = URLCacheContainers_FindContainerW(lpwszUrl, ppContainer);
HeapFree(GetProcessHeap(), 0, lpwszUrl);
return ret;
}
return FALSE;
}
/***********************************************************************
* URLCacheContainer_LockIndex (Internal)
*
*/
static LPURLCACHE_HEADER URLCacheContainer_LockIndex(URLCACHECONTAINER * pContainer)
{
BYTE index;
LPVOID pIndexData;
URLCACHE_HEADER * pHeader;
/* acquire mutex */
WaitForSingleObject(pContainer->hMutex, INFINITE);
pIndexData = MapViewOfFile(pContainer->hMapping, FILE_MAP_WRITE, 0, 0, 0);
if (!pIndexData)
{
ReleaseMutex(pContainer->hMutex);
ERR("Couldn't MapViewOfFile. Error: %ld\n", GetLastError());
return FALSE;
}
pHeader = (URLCACHE_HEADER *)pIndexData;
/* file has grown - we need to remap to prevent us getting
* access violations when we try and access beyond the end
* of the memory mapped file */
if (pHeader->dwFileSize != pContainer->file_size)
{
URLCacheContainer_CloseIndex(pContainer);
if (!URLCacheContainer_OpenIndex(pContainer))
{
ReleaseMutex(pContainer->hMutex);
return FALSE;
}
pIndexData = MapViewOfFile(pContainer->hMapping, FILE_MAP_WRITE, 0, 0, 0);
if (!pIndexData)
{
ReleaseMutex(pContainer->hMutex);
ERR("Couldn't MapViewOfFile. Error: %ld\n", GetLastError());
return FALSE;
}
pHeader = (URLCACHE_HEADER *)pIndexData;
}
TRACE("Signature: %s, file size: %ld bytes\n", pHeader->szSignature, pHeader->dwFileSize);
for (index = 0; index < pHeader->DirectoryCount; index++)
{
TRACE("Directory[%d] = \"%.8s\"\n", index, pHeader->directory_data[index].filename);
}
return pHeader;
}
/***********************************************************************
* URLCacheContainer_UnlockIndex (Internal)
*
*/
static BOOL URLCacheContainer_UnlockIndex(URLCACHECONTAINER * pContainer, LPURLCACHE_HEADER pHeader)
{
/* release mutex */
ReleaseMutex(pContainer->hMutex);
return UnmapViewOfFile(pHeader);
}
#ifndef CHAR_BIT
#define CHAR_BIT (8 * sizeof(CHAR))
#endif
/***********************************************************************
* URLCache_Allocation_BlockIsFree (Internal)
*
* Is the specified block number free?
*
* RETURNS
* zero if free
* non-zero otherwise
*
*/
static inline BYTE URLCache_Allocation_BlockIsFree(BYTE * AllocationTable, DWORD dwBlockNumber)
{
BYTE mask = 1 << (dwBlockNumber % CHAR_BIT);
return (AllocationTable[dwBlockNumber / CHAR_BIT] & mask) == 0;
}
/***********************************************************************
* URLCache_Allocation_BlockFree (Internal)
*
* Marks the specified block as free
*
* RETURNS
* nothing
*
*/
static inline void URLCache_Allocation_BlockFree(BYTE * AllocationTable, DWORD dwBlockNumber)
{
BYTE mask = ~(1 << (dwBlockNumber % CHAR_BIT));
AllocationTable[dwBlockNumber / CHAR_BIT] &= mask;
}
/***********************************************************************
* URLCache_Allocation_BlockAllocate (Internal)
*
* Marks the specified block as allocated
*
* RETURNS
* nothing
*
*/
static inline void URLCache_Allocation_BlockAllocate(BYTE * AllocationTable, DWORD dwBlockNumber)
{
BYTE mask = 1 << (dwBlockNumber % CHAR_BIT);
AllocationTable[dwBlockNumber / CHAR_BIT] |= mask;
}
/***********************************************************************
* URLCache_FindFirstFreeEntry (Internal)
*
* Finds and allocates the first block of free space big enough and
* sets ppEntry to point to it.
*
* RETURNS
* TRUE if it had enough space
* FALSE if it couldn't find enough space
*
*/
static BOOL 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++)
{
for (dwFreeCounter = 0;
dwFreeCounter < dwBlocksNeeded &&
dwFreeCounter + dwBlockNumber < pHeader->dwIndexCapacityInBlocks &&
URLCache_Allocation_BlockIsFree(AllocationTable, dwBlockNumber + dwFreeCounter);
dwFreeCounter++)
TRACE("Found free block at no. %ld (0x%lx)\n", dwBlockNumber, ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
if (dwFreeCounter == dwBlocksNeeded)
{
DWORD index;
TRACE("Found free blocks starting at no. %ld (0x%lx)\n", dwBlockNumber, ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
for (index = 0; index < dwBlocksNeeded; index++)
URLCache_Allocation_BlockAllocate(AllocationTable, dwBlockNumber + index);
*ppEntry = (CACHEFILE_ENTRY *)((LPBYTE)pHeader + ENTRY_START_OFFSET + dwBlockNumber * BLOCKSIZE);
(*ppEntry)->dwBlocksUsed = dwBlocksNeeded;
return TRUE;
}
}
FIXME("Grow file\n");
return FALSE;
}
/***********************************************************************
* URLCache_DeleteEntry (Internal)
*
* Deletes the specified entry and frees the space allocated to it
*
* RETURNS
* TRUE if it succeeded
* FALSE if it failed
*
*/
static BOOL URLCache_DeleteEntry(CACHEFILE_ENTRY * pEntry)
{
ZeroMemory(pEntry, pEntry->dwBlocksUsed * BLOCKSIZE);
return TRUE;
}
/***********************************************************************
* URLCache_LocalFileNameToPathW (Internal)
*
* Copies the full path to the specified buffer given the local file
* name and the index of the directory it is in. Always sets value in
* lpBufferSize to the required buffer size (in bytes).
*
* RETURNS
* TRUE if the buffer was big enough
* FALSE if the buffer was too small
*
*/
static BOOL URLCache_LocalFileNameToPathW(
const URLCACHECONTAINER * pContainer,
LPCURLCACHE_HEADER pHeader,
LPCSTR szLocalFileName,
BYTE Directory,
LPWSTR wszPath,
LPLONG lpBufferSize)
{
LONG nRequired;
int path_len = strlenW(pContainer->path);
int file_name_len = MultiByteToWideChar(CP_ACP, 0, szLocalFileName, -1, NULL, 0);
if (Directory >= pHeader->DirectoryCount)
{
*lpBufferSize = 0;
return FALSE;
}
nRequired = (path_len + DIR_LENGTH + file_name_len + 1) * sizeof(WCHAR);
if (nRequired < *lpBufferSize)
{
int dir_len;
memcpy(wszPath, pContainer->path, path_len * sizeof(WCHAR));
dir_len = MultiByteToWideChar(CP_ACP, 0, pHeader->directory_data[Directory].filename, DIR_LENGTH, wszPath + path_len, DIR_LENGTH);
wszPath[dir_len + path_len] = '\\';
MultiByteToWideChar(CP_ACP, 0, szLocalFileName, -1, wszPath + dir_len + path_len + 1, file_name_len);
*lpBufferSize = nRequired;
return TRUE;
}
*lpBufferSize = nRequired;
return FALSE;
}
/***********************************************************************
* URLCache_LocalFileNameToPathA (Internal)
*
* Copies the full path to the specified buffer given the local file
* name and the index of the directory it is in. Always sets value in
* lpBufferSize to the required buffer size.
*
* RETURNS
* TRUE if the buffer was big enough
* FALSE if the buffer was too small
*
*/
static BOOL URLCache_LocalFileNameToPathA(
const URLCACHECONTAINER * pContainer,
LPCURLCACHE_HEADER pHeader,
LPCSTR szLocalFileName,
BYTE Directory,
LPSTR szPath,
LPLONG lpBufferSize)
{
LONG nRequired;
int path_len, file_name_len, dir_len;
if (Directory >= pHeader->DirectoryCount)
{
*lpBufferSize = 0;
return FALSE;
}
path_len = WideCharToMultiByte(CP_ACP, 0, pContainer->path, -1, NULL, 0, NULL, NULL);
file_name_len = strlen(szLocalFileName);
dir_len = DIR_LENGTH;
nRequired = (path_len + dir_len + 1 + file_name_len) * sizeof(WCHAR);
if (nRequired < *lpBufferSize)
{
WideCharToMultiByte(CP_ACP, 0, pContainer->path, -1, szPath, -1, NULL, NULL);
memcpy(szPath+path_len, pHeader->directory_data[Directory].filename, dir_len);
szPath[path_len + dir_len] = '\\';
memcpy(szPath + path_len + dir_len + 1, szLocalFileName, file_name_len);
*lpBufferSize = nRequired;
return TRUE;
}
*lpBufferSize = nRequired;
return FALSE;
}
/***********************************************************************
* URLCache_CopyEntry (Internal)
*
* Copies an entry from the cache index file to the Win32 structure
*
* RETURNS
* TRUE if the buffer was big enough
* FALSE if the buffer was too small
*
*/
static BOOL URLCache_CopyEntry(
URLCACHECONTAINER * pContainer,
LPCURLCACHE_HEADER pHeader,
LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
LPDWORD lpdwBufferSize,
URL_CACHEFILE_ENTRY * pUrlEntry,
BOOL bUnicode)
{
int lenUrl;
DWORD dwRequiredSize = sizeof(*lpCacheEntryInfo);
if (*lpdwBufferSize >= dwRequiredSize)
{
lpCacheEntryInfo->lpHeaderInfo = NULL;
lpCacheEntryInfo->lpszFileExtension = NULL;
lpCacheEntryInfo->lpszLocalFileName = NULL;
lpCacheEntryInfo->lpszSourceUrlName = NULL;
lpCacheEntryInfo->CacheEntryType = pUrlEntry->CacheEntryType;
lpCacheEntryInfo->u.dwExemptDelta = pUrlEntry->dwExemptDelta;
lpCacheEntryInfo->dwHeaderInfoSize = pUrlEntry->dwHeaderInfoSize;
lpCacheEntryInfo->dwHitRate = pUrlEntry->dwHitRate;
lpCacheEntryInfo->dwSizeHigh = pUrlEntry->dwSizeHigh;
lpCacheEntryInfo->dwSizeLow = pUrlEntry->dwSizeLow;
lpCacheEntryInfo->dwStructSize = sizeof(*lpCacheEntryInfo);
lpCacheEntryInfo->dwUseCount = pUrlEntry->dwUseCount;
DosDateTimeToFileTime(pUrlEntry->wExpiredDate, pUrlEntry->wExpiredTime, &lpCacheEntryInfo->ExpireTime);
lpCacheEntryInfo->LastAccessTime.dwHighDateTime = pUrlEntry->LastAccessTime.dwHighDateTime;
lpCacheEntryInfo->LastAccessTime.dwLowDateTime = pUrlEntry->LastAccessTime.dwLowDateTime;
lpCacheEntryInfo->LastModifiedTime.dwHighDateTime = pUrlEntry->LastModifiedTime.dwHighDateTime;
lpCacheEntryInfo->LastModifiedTime.dwLowDateTime = pUrlEntry->LastModifiedTime.dwLowDateTime;
DosDateTimeToFileTime(pUrlEntry->wLastSyncDate, pUrlEntry->wLastSyncTime, &lpCacheEntryInfo->LastSyncTime);
}
if ((dwRequiredSize % 4) && (dwRequiredSize < *lpdwBufferSize))
ZeroMemory((LPBYTE)lpCacheEntryInfo + dwRequiredSize, 4 - (dwRequiredSize % 4));
dwRequiredSize = DWORD_ALIGN(dwRequiredSize);
if (bUnicode)
lenUrl = MultiByteToWideChar(CP_ACP, 0, pUrlEntry->szSourceUrlName, -1, NULL, 0);
else
lenUrl = strlen(pUrlEntry->szSourceUrlName);
dwRequiredSize += lenUrl + 1;
/* FIXME: is source url optional? */
if (*lpdwBufferSize >= dwRequiredSize)
{
lpCacheEntryInfo->lpszSourceUrlName = (LPSTR)lpCacheEntryInfo + dwRequiredSize - lenUrl - 1;
if (bUnicode)
MultiByteToWideChar(CP_ACP, 0, pUrlEntry->szSourceUrlName, -1, (LPWSTR)lpCacheEntryInfo->lpszSourceUrlName, lenUrl + 1);
else
memcpy(lpCacheEntryInfo->lpszSourceUrlName, pUrlEntry->szSourceUrlName, (lenUrl + 1) * sizeof(CHAR));
}
if ((dwRequiredSize % 4) && (dwRequiredSize < *lpdwBufferSize))
ZeroMemory((LPBYTE)lpCacheEntryInfo + dwRequiredSize, 4 - (dwRequiredSize % 4));
dwRequiredSize = DWORD_ALIGN(dwRequiredSize);
if (pUrlEntry->dwOffsetLocalName)
{
LONG nLocalFilePathSize;
LPSTR lpszLocalFileName;
lpszLocalFileName = (LPSTR)lpCacheEntryInfo + dwRequiredSize;
nLocalFilePathSize = *lpdwBufferSize - dwRequiredSize;
if ((bUnicode && URLCache_LocalFileNameToPathW(pContainer, pHeader, (LPCSTR)pUrlEntry + pUrlEntry->dwOffsetLocalName, pUrlEntry->CacheDir, (LPWSTR)lpszLocalFileName, &nLocalFilePathSize)) ||
URLCache_LocalFileNameToPathA(pContainer, pHeader, (LPCSTR)pUrlEntry + pUrlEntry->dwOffsetLocalName, pUrlEntry->CacheDir, lpszLocalFileName, &nLocalFilePathSize))
{
lpCacheEntryInfo->lpszLocalFileName = lpszLocalFileName;
}
dwRequiredSize += nLocalFilePathSize;
if ((dwRequiredSize % 4) && (dwRequiredSize < *lpdwBufferSize))
ZeroMemory((LPBYTE)lpCacheEntryInfo + dwRequiredSize, 4 - (dwRequiredSize % 4));
dwRequiredSize = DWORD_ALIGN(dwRequiredSize);
}
dwRequiredSize += pUrlEntry->dwHeaderInfoSize + 1;
if (*lpdwBufferSize >= dwRequiredSize)
{
lpCacheEntryInfo->lpHeaderInfo = (LPBYTE)lpCacheEntryInfo + dwRequiredSize - pUrlEntry->dwHeaderInfoSize - 1;
memcpy(lpCacheEntryInfo->lpHeaderInfo, (LPSTR)pUrlEntry + pUrlEntry->dwOffsetHeaderInfo, pUrlEntry->dwHeaderInfoSize);
((LPBYTE)lpCacheEntryInfo)[dwRequiredSize - 1] = '\0';
}
if ((dwRequiredSize % 4) && (dwRequiredSize < *lpdwBufferSize))
ZeroMemory((LPBYTE)lpCacheEntryInfo + dwRequiredSize, 4 - (dwRequiredSize % 4));
dwRequiredSize = DWORD_ALIGN(dwRequiredSize);
if (dwRequiredSize > *lpdwBufferSize)
{
*lpdwBufferSize = dwRequiredSize;
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return FALSE;
}
*lpdwBufferSize = dwRequiredSize;
return TRUE;
}
/***********************************************************************
* URLCache_SetEntryInfo (Internal)
*
* Helper for SetUrlCacheEntryInfo{A,W}. Sets fields in URL entry
* according the the flags set by dwFieldControl.
*
* RETURNS
* TRUE if the buffer was big enough
* FALSE if the buffer was too small
*
*/
static BOOL URLCache_SetEntryInfo(URL_CACHEFILE_ENTRY * pUrlEntry, const INTERNET_CACHE_ENTRY_INFOW * lpCacheEntryInfo, DWORD dwFieldControl)
{
if (dwFieldControl & CACHE_ENTRY_ACCTIME_FC)
pUrlEntry->LastAccessTime = lpCacheEntryInfo->LastAccessTime;
if (dwFieldControl & CACHE_ENTRY_ATTRIBUTE_FC)
pUrlEntry->CacheEntryType = lpCacheEntryInfo->CacheEntryType;
if (dwFieldControl & CACHE_ENTRY_EXEMPT_DELTA_FC)
pUrlEntry->dwExemptDelta = lpCacheEntryInfo->u.dwExemptDelta;
if (dwFieldControl & CACHE_ENTRY_EXPTIME_FC)
FIXME("CACHE_ENTRY_EXPTIME_FC unimplemented\n");
if (dwFieldControl & CACHE_ENTRY_HEADERINFO_FC)
FIXME("CACHE_ENTRY_HEADERINFO_FC unimplemented\n");
if (dwFieldControl & CACHE_ENTRY_HITRATE_FC)
pUrlEntry->dwHitRate = lpCacheEntryInfo->dwHitRate;
if (dwFieldControl & CACHE_ENTRY_MODTIME_FC)
pUrlEntry->LastModifiedTime = lpCacheEntryInfo->LastModifiedTime;
if (dwFieldControl & CACHE_ENTRY_SYNCTIME_FC)
FileTimeToDosDateTime(&lpCacheEntryInfo->LastAccessTime, &pUrlEntry->wLastSyncDate, &pUrlEntry->wLastSyncTime);
return TRUE;
}
/***********************************************************************
* URLCache_HashKey (Internal)
*
* Returns the hash key for a given string
*
* RETURNS
* hash key for the string
*
*/
static DWORD URLCache_HashKey(LPCSTR lpszKey)
{
/* NOTE: this uses the same lookup table as SHLWAPI.UrlHash{A,W}
* but the algorithm and result are not the same!
*/
static const unsigned char lookupTable[256] =
{
0x01, 0x0E, 0x6E, 0x19, 0x61, 0xAE, 0x84, 0x77,
0x8A, 0xAA, 0x7D, 0x76, 0x1B, 0xE9, 0x8C, 0x33,
0x57, 0xC5, 0xB1, 0x6B, 0xEA, 0xA9, 0x38, 0x44,
0x1E, 0x07, 0xAD, 0x49, 0xBC, 0x28, 0x24, 0x41,
0x31, 0xD5, 0x68, 0xBE, 0x39, 0xD3, 0x94, 0xDF,
0x30, 0x73, 0x0F, 0x02, 0x43, 0xBA, 0xD2, 0x1C,
0x0C, 0xB5, 0x67, 0x46, 0x16, 0x3A, 0x4B, 0x4E,
0xB7, 0xA7, 0xEE, 0x9D, 0x7C, 0x93, 0xAC, 0x90,
0xB0, 0xA1, 0x8D, 0x56, 0x3C, 0x42, 0x80, 0x53,
0x9C, 0xF1, 0x4F, 0x2E, 0xA8, 0xC6, 0x29, 0xFE,
0xB2, 0x55, 0xFD, 0xED, 0xFA, 0x9A, 0x85, 0x58,
0x23, 0xCE, 0x5F, 0x74, 0xFC, 0xC0, 0x36, 0xDD,
0x66, 0xDA, 0xFF, 0xF0, 0x52, 0x6A, 0x9E, 0xC9,
0x3D, 0x03, 0x59, 0x09, 0x2A, 0x9B, 0x9F, 0x5D,
0xA6, 0x50, 0x32, 0x22, 0xAF, 0xC3, 0x64, 0x63,
0x1A, 0x96, 0x10, 0x91, 0x04, 0x21, 0x08, 0xBD,
0x79, 0x40, 0x4D, 0x48, 0xD0, 0xF5, 0x82, 0x7A,
0x8F, 0x37, 0x69, 0x86, 0x1D, 0xA4, 0xB9, 0xC2,
0xC1, 0xEF, 0x65, 0xF2, 0x05, 0xAB, 0x7E, 0x0B,
0x4A, 0x3B, 0x89, 0xE4, 0x6C, 0xBF, 0xE8, 0x8B,
0x06, 0x18, 0x51, 0x14, 0x7F, 0x11, 0x5B, 0x5C,
0xFB, 0x97, 0xE1, 0xCF, 0x15, 0x62, 0x71, 0x70,
0x54, 0xE2, 0x12, 0xD6, 0xC7, 0xBB, 0x0D, 0x20,
0x5E, 0xDC, 0xE0, 0xD4, 0xF7, 0xCC, 0xC4, 0x2B,
0xF9, 0xEC, 0x2D, 0xF4, 0x6F, 0xB6, 0x99, 0x88,
0x81, 0x5A, 0xD9, 0xCA, 0x13, 0xA5, 0xE7, 0x47,
0xE6, 0x8E, 0x60, 0xE3, 0x3E, 0xB3, 0xF6, 0x72,
0xA2, 0x35, 0xA0, 0xD7, 0xCD, 0xB4, 0x2F, 0x6D,
0x2C, 0x26, 0x1F, 0x95, 0x87, 0x00, 0xD8, 0x34,
0x3F, 0x17, 0x25, 0x45, 0x27, 0x75, 0x92, 0xB8,
0xA3, 0xC8, 0xDE, 0xEB, 0xF8, 0xF3, 0xDB, 0x0A,
0x98, 0x83, 0x7B, 0xE5, 0xCB, 0x4C, 0x78, 0xD1
};
BYTE key[4];
DWORD i;
int subscript[sizeof(key) / sizeof(key[0])];
subscript[0] = *lpszKey;
subscript[1] = (char)(*lpszKey + 1);
subscript[2] = (char)(*lpszKey + 2);
subscript[3] = (char)(*lpszKey + 3);
for (i = 0; i < sizeof(key) / sizeof(key[0]); i++)
key[i] = lookupTable[i];
for (lpszKey++; *lpszKey && ((lpszKey[0] != '/') || (lpszKey[1] != 0)); lpszKey++)
{
for (i = 0; i < sizeof(key) / sizeof(key[0]); i++)
key[i] = lookupTable[*lpszKey ^ key[i]];
}
return *(DWORD *)key;
}
static inline HASH_CACHEFILE_ENTRY * URLCache_HashEntryFromOffset(LPCURLCACHE_HEADER pHeader, DWORD dwOffset)
{
return (HASH_CACHEFILE_ENTRY *)((LPBYTE)pHeader + dwOffset);
}
static BOOL URLCache_FindHash(LPCURLCACHE_HEADER pHeader, LPCSTR lpszUrl, struct _HASH_ENTRY ** ppHashEntry)
{
/* structure of hash table:
* 448 entries divided into 64 blocks
* each block therefore contains a chain of 7 key/offset pairs
* how position in table is calculated:
* 1. the url is hashed in helper function
* 2. the key % 64 * 8 is the offset
* 3. the key in the hash table is the hash key aligned to 64
*
* note:
* there can be multiple hash tables in the file and the offset to
* the next one is stored in the header of the hash table
*/
DWORD key = URLCache_HashKey(lpszUrl);
DWORD offset = (key % HASHTABLE_NUM_ENTRIES) * sizeof(struct _HASH_ENTRY);
HASH_CACHEFILE_ENTRY * pHashEntry;
DWORD dwHashTableNumber = 0;
key = (DWORD)(key / HASHTABLE_NUM_ENTRIES) * HASHTABLE_NUM_ENTRIES;
for (pHashEntry = URLCache_HashEntryFromOffset(pHeader, pHeader->dwOffsetFirstHashTable);
((DWORD)((LPBYTE)pHashEntry - (LPBYTE)pHeader) >= ENTRY_START_OFFSET) && ((DWORD)((LPBYTE)pHashEntry - (LPBYTE)pHeader) < pHeader->dwFileSize);
pHashEntry = URLCache_HashEntryFromOffset(pHeader, pHashEntry->dwAddressNext))
{
int i;
if (pHashEntry->dwHashTableNumber != dwHashTableNumber++)
{
ERR("Error: not right hash table number (%ld) expected %ld\n", pHashEntry->dwHashTableNumber, dwHashTableNumber);
continue;
}
/* make sure that it is in fact a hash entry */
if (pHashEntry->CacheFileEntry.dwSignature != HASH_SIGNATURE)
{
ERR("Error: not right signature (\"%.4s\") - expected \"HASH\"\n", (LPCSTR)&pHashEntry->CacheFileEntry.dwSignature);
continue;
}
for (i = 0; i < HASHTABLE_BLOCKSIZE; i++)
{
struct _HASH_ENTRY * pHashElement = &pHashEntry->HashTable[offset + i];
if (key == (DWORD)(pHashElement->dwHashKey / HASHTABLE_NUM_ENTRIES) * HASHTABLE_NUM_ENTRIES)
{
/* FIXME: we should make sure that this is the right element
* before returning and claiming that it is. We can do this
* by doing a simple compare between the URL we were given
* and the URL stored in the entry. However, this assumes
* we know the format of all the entries stored in the
* hash table */
*ppHashEntry = pHashElement;
return TRUE;
}
}
}
return FALSE;
}
/***********************************************************************
* URLCache_FindEntryInHash (Internal)
*
* Searches all the hash tables in the index for the given URL and
* returns the entry, if it was found, in ppEntry
*
* RETURNS
* TRUE if the entry was found
* FALSE if the entry could not be found
*
*/
static BOOL URLCache_FindEntryInHash(LPCURLCACHE_HEADER pHeader, LPCSTR lpszUrl, CACHEFILE_ENTRY ** ppEntry)
{
struct _HASH_ENTRY * pHashEntry;
if (URLCache_FindHash(pHeader, lpszUrl, &pHashEntry))
{
*ppEntry = (CACHEFILE_ENTRY *)((LPBYTE)pHeader + pHashEntry->dwOffsetEntry);
return TRUE;
}
return FALSE;
}
/***********************************************************************
* URLCache_HashEntrySetUse (Internal)
*
* Searches all the hash tables in the index for the given URL and
* sets the use count (stored or'ed with key)
*
* RETURNS
* TRUE if the entry was found
* FALSE if the entry could not be found
*
*/
static BOOL URLCache_HashEntrySetUse(LPCURLCACHE_HEADER pHeader, LPCSTR lpszUrl, DWORD dwUseCount)
{
struct _HASH_ENTRY * pHashEntry;
if (URLCache_FindHash(pHeader, lpszUrl, &pHashEntry))
{
pHashEntry->dwHashKey = dwUseCount | (DWORD)(pHashEntry->dwHashKey / HASHTABLE_NUM_ENTRIES) * HASHTABLE_NUM_ENTRIES;
return TRUE;
}
return FALSE;
}
/***********************************************************************
* URLCache_DeleteEntryFromHash (Internal)
*
* Searches all the hash tables in the index for the given URL and
* then if found deletes the entry.
*
* RETURNS
* TRUE if the entry was found
* FALSE if the entry could not be found
*
*/
static BOOL URLCache_DeleteEntryFromHash(LPCURLCACHE_HEADER pHeader, LPCSTR lpszUrl)
{
struct _HASH_ENTRY * pHashEntry;
if (URLCache_FindHash(pHeader, lpszUrl, &pHashEntry))
{
pHashEntry->dwHashKey = HASHTABLE_FREE;
pHashEntry->dwOffsetEntry = HASHTABLE_FREE;
return TRUE;
}
return FALSE;
}
/***********************************************************************
* URLCache_AddEntryToHash (Internal)
*
* Searches all the hash tables for a free slot based on the offset
* generated from the hash key. If a free slot is found, the offset and
* key are entered into the hash table.
*
* RETURNS
* TRUE if the entry was added
* FALSE if the entry could not be added
*
*/
static BOOL URLCache_AddEntryToHash(LPCURLCACHE_HEADER pHeader, LPCSTR lpszUrl, DWORD dwOffsetEntry)
{
/* see URLCache_FindEntryInHash for structure of hash tables */
DWORD key = URLCache_HashKey(lpszUrl);
DWORD offset = (key % HASHTABLE_NUM_ENTRIES) * sizeof(struct _HASH_ENTRY);
HASH_CACHEFILE_ENTRY * pHashEntry;
DWORD dwHashTableNumber = 0;
key = (DWORD)(key / HASHTABLE_NUM_ENTRIES) * HASHTABLE_NUM_ENTRIES;
for (pHashEntry = URLCache_HashEntryFromOffset(pHeader, pHeader->dwOffsetFirstHashTable);
((DWORD)((LPBYTE)pHashEntry - (LPBYTE)pHeader) >= ENTRY_START_OFFSET) && ((DWORD)((LPBYTE)pHashEntry - (LPBYTE)pHeader) < pHeader->dwFileSize);
pHashEntry = URLCache_HashEntryFromOffset(pHeader, pHashEntry->dwAddressNext))
{
int i;
if (pHashEntry->dwHashTableNumber != dwHashTableNumber++)
{
ERR("not right hash table number (%ld) expected %ld\n", pHashEntry->dwHashTableNumber, dwHashTableNumber);
break;
}
/* make sure that it is in fact a hash entry */
if (pHashEntry->CacheFileEntry.dwSignature != HASH_SIGNATURE)
{
ERR("not right signature (\"%.4s\") - expected \"HASH\"\n", (LPCSTR)&pHashEntry->CacheFileEntry.dwSignature);
break;
}
for (i = 0; i < HASHTABLE_BLOCKSIZE; i++)
{
struct _HASH_ENTRY * pHashElement = &pHashEntry->HashTable[offset + i];
if (pHashElement->dwHashKey == HASHTABLE_FREE) /* if the slot is free */
{
pHashElement->dwHashKey = key;
pHashElement->dwOffsetEntry = dwOffsetEntry;
return TRUE;
}
}
}
FIXME("need to create another hash table\n");
return FALSE;
}
/***********************************************************************
* GetUrlCacheEntryInfoExA (WININET.@)
*
*/
BOOL WINAPI GetUrlCacheEntryInfoExA(
LPCSTR lpszUrl,
LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
LPDWORD lpdwCacheEntryInfoBufSize,
LPSTR lpszReserved,
LPDWORD lpdwReserved,
LPVOID lpReserved,
DWORD dwFlags)
{
TRACE("(%s, %p, %p, %p, %p, %p, %lx)\n",
debugstr_a(lpszUrl),
lpCacheEntryInfo,
lpdwCacheEntryInfoBufSize,
lpszReserved,
lpdwReserved,
lpReserved,
dwFlags);
if ((lpszReserved != NULL) ||
(lpdwReserved != NULL) ||
(lpReserved != NULL))
{
ERR("Reserved value was not 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (dwFlags != 0)
FIXME("Undocumented flag(s): %lx\n", dwFlags);
return GetUrlCacheEntryInfoA(lpszUrl, lpCacheEntryInfo, lpdwCacheEntryInfoBufSize);
}
/***********************************************************************
* GetUrlCacheEntryInfoA (WININET.@)
*
*/
BOOL WINAPI GetUrlCacheEntryInfoA(
IN LPCSTR lpszUrlName,
IN LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
IN OUT LPDWORD lpdwCacheEntryInfoBufferSize
)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URL_CACHEFILE_ENTRY * pUrlEntry;
URLCACHECONTAINER * pContainer;
TRACE("(%s, %p, %p)\n", debugstr_a(lpszUrlName), lpCacheEntryInfo, lpdwCacheEntryInfoBufferSize);
if (!URLCacheContainers_FindContainerA(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
if (!URLCache_FindEntryInHash(pHeader, lpszUrlName, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
WARN("entry %s not found!\n", debugstr_a(lpszUrlName));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
pUrlEntry = (URL_CACHEFILE_ENTRY *)pEntry;
TRACE("Found URL: %s\n", debugstr_a(pUrlEntry->szSourceUrlName));
if (pUrlEntry->dwOffsetHeaderInfo)
TRACE("Header info: %s\n", debugstr_a((LPSTR)pUrlEntry + pUrlEntry->dwOffsetHeaderInfo));
if (!URLCache_CopyEntry(
pContainer,
pHeader,
lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize,
pUrlEntry,
FALSE /* ANSI */))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return FALSE;
}
TRACE("Local File Name: %s\n", debugstr_a(lpCacheEntryInfo->lpszLocalFileName));
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* GetUrlCacheEntryInfoW (WININET.@)
*
*/
BOOL WINAPI GetUrlCacheEntryInfoW(LPCWSTR lpszUrl,
LPINTERNET_CACHE_ENTRY_INFOW lpCacheEntryInfo,
LPDWORD lpdwCacheEntryInfoBufferSize)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URL_CACHEFILE_ENTRY * pUrlEntry;
URLCACHECONTAINER * pContainer;
LPSTR lpszUrlA;
int url_len;
TRACE("(%s, %p, %p)\n", debugstr_w(lpszUrl), lpCacheEntryInfo, lpdwCacheEntryInfoBufferSize);
url_len = WideCharToMultiByte(CP_ACP, 0, lpszUrl, -1, NULL, 0, NULL, NULL);
lpszUrlA = HeapAlloc(GetProcessHeap(), 0, url_len * sizeof(CHAR));
if (!lpszUrlA)
{
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
WideCharToMultiByte(CP_ACP, 0, lpszUrl, -1, lpszUrlA, url_len, NULL, NULL);
if (!URLCacheContainers_FindContainerW(lpszUrl, &pContainer))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!URLCacheContainer_OpenIndex(pContainer))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!URLCache_FindEntryInHash(pHeader, lpszUrlA, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
WARN("entry %s not found!\n", debugstr_a(lpszUrlA));
HeapFree(GetProcessHeap(), 0, lpszUrlA);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
HeapFree(GetProcessHeap(), 0, lpszUrlA);
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
pUrlEntry = (URL_CACHEFILE_ENTRY *)pEntry;
TRACE("Found URL: %s\n", debugstr_a(pUrlEntry->szSourceUrlName));
TRACE("Header info: %s\n", debugstr_a((LPSTR)pUrlEntry + pUrlEntry->dwOffsetHeaderInfo));
if (!URLCache_CopyEntry(
pContainer,
pHeader,
(LPINTERNET_CACHE_ENTRY_INFOA)lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize,
pUrlEntry,
TRUE /* UNICODE */))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return FALSE;
}
TRACE("Local File Name: %s\n", debugstr_w(lpCacheEntryInfo->lpszLocalFileName));
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* GetUrlCacheEntryInfoExW (WININET.@)
*
*/
BOOL WINAPI GetUrlCacheEntryInfoExW(
LPCWSTR lpszUrl,
LPINTERNET_CACHE_ENTRY_INFOW lpCacheEntryInfo,
LPDWORD lpdwCacheEntryInfoBufSize,
LPWSTR lpszReserved,
LPDWORD lpdwReserved,
LPVOID lpReserved,
DWORD dwFlags)
{
TRACE("(%s, %p, %p, %p, %p, %p, %lx)\n",
debugstr_w(lpszUrl),
lpCacheEntryInfo,
lpdwCacheEntryInfoBufSize,
lpszReserved,
lpdwReserved,
lpReserved,
dwFlags);
if ((lpszReserved != NULL) ||
(lpdwReserved != NULL) ||
(lpReserved != NULL))
{
ERR("Reserved value was not 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (dwFlags != 0)
FIXME("Undocumented flag(s): %lx\n", dwFlags);
return GetUrlCacheEntryInfoW(lpszUrl, lpCacheEntryInfo, lpdwCacheEntryInfoBufSize);
}
/***********************************************************************
* SetUrlCacheEntryInfoA (WININET.@)
*/
BOOL WINAPI SetUrlCacheEntryInfoA(
LPCSTR lpszUrlName,
LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
DWORD dwFieldControl)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URLCACHECONTAINER * pContainer;
TRACE("(%s, %p, 0x%08lx)\n", debugstr_a(lpszUrlName), lpCacheEntryInfo, dwFieldControl);
if (!URLCacheContainers_FindContainerA(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
if (!URLCache_FindEntryInHash(pHeader, lpszUrlName, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
WARN("entry %s not found!\n", debugstr_a(lpszUrlName));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
URLCache_SetEntryInfo(
(URL_CACHEFILE_ENTRY *)pEntry,
(const INTERNET_CACHE_ENTRY_INFOW *)lpCacheEntryInfo,
dwFieldControl);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* SetUrlCacheEntryInfoW (WININET.@)
*/
BOOL WINAPI SetUrlCacheEntryInfoW(LPCWSTR lpszUrl, LPINTERNET_CACHE_ENTRY_INFOW lpCacheEntryInfo, DWORD dwFieldControl)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URLCACHECONTAINER * pContainer;
LPSTR lpszUrlA;
int url_len;
TRACE("(%s, %p, 0x%08lx)\n", debugstr_w(lpszUrl), lpCacheEntryInfo, dwFieldControl);
url_len = WideCharToMultiByte(CP_ACP, 0, lpszUrl, -1, NULL, 0, NULL, NULL);
lpszUrlA = HeapAlloc(GetProcessHeap(), 0, url_len * sizeof(CHAR));
if (!lpszUrlA)
{
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
WideCharToMultiByte(CP_ACP, 0, lpszUrl, -1, lpszUrlA, url_len, NULL, NULL);
if (!URLCacheContainers_FindContainerW(lpszUrl, &pContainer))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!URLCacheContainer_OpenIndex(pContainer))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
{
HeapFree(GetProcessHeap(), 0, lpszUrlA);
return FALSE;
}
if (!URLCache_FindEntryInHash(pHeader, lpszUrlA, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
HeapFree(GetProcessHeap(), 0, lpszUrlA);
WARN("entry %s not found!\n", debugstr_a(lpszUrlA));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
HeapFree(GetProcessHeap(), 0, lpszUrlA);
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
URLCache_SetEntryInfo(
(URL_CACHEFILE_ENTRY *)pEntry,
lpCacheEntryInfo,
dwFieldControl);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* RetrieveUrlCacheEntryFileA (WININET.@)
*
*/
BOOL WINAPI RetrieveUrlCacheEntryFileA(
IN LPCSTR lpszUrlName,
OUT LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
IN OUT LPDWORD lpdwCacheEntryInfoBufferSize,
IN DWORD dwReserved
)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URL_CACHEFILE_ENTRY * pUrlEntry;
URLCACHECONTAINER * pContainer;
TRACE("(%s, %p, %p, 0x%08lx)\n",
debugstr_a(lpszUrlName),
lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize,
dwReserved);
if (!URLCacheContainers_FindContainerA(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
if (!URLCache_FindEntryInHash(pHeader, lpszUrlName, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
TRACE("entry %s not found!\n", lpszUrlName);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
pUrlEntry = (URL_CACHEFILE_ENTRY *)pEntry;
TRACE("Found URL: %s\n", pUrlEntry->szSourceUrlName);
TRACE("Header info: %s\n", (LPBYTE)pUrlEntry + pUrlEntry->dwOffsetHeaderInfo);
pUrlEntry->dwHitRate++;
pUrlEntry->dwUseCount++;
URLCache_HashEntrySetUse(pHeader, lpszUrlName, pUrlEntry->dwUseCount);
if (!URLCache_CopyEntry(pContainer, pHeader, lpCacheEntryInfo, lpdwCacheEntryInfoBufferSize, pUrlEntry, FALSE))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return FALSE;
}
TRACE("Local File Name: %s\n", lpCacheEntryInfo->lpszLocalFileName);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* RetrieveUrlCacheEntryFileW (WININET.@)
*
*/
BOOL WINAPI RetrieveUrlCacheEntryFileW(
IN LPCWSTR lpszUrlName,
OUT LPINTERNET_CACHE_ENTRY_INFOW lpCacheEntryInfo,
IN OUT LPDWORD lpdwCacheEntryInfoBufferSize,
IN DWORD dwReserved
)
{
TRACE("(%s, %p, %p, 0x%08lx)\n",
debugstr_w(lpszUrlName),
lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize,
dwReserved);
return FALSE;
}
/***********************************************************************
* UnlockUrlCacheEntryFileA (WININET.@)
*
*/
BOOL WINAPI UnlockUrlCacheEntryFileA(
IN LPCSTR lpszUrlName,
IN DWORD dwReserved
)
{
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URL_CACHEFILE_ENTRY * pUrlEntry;
URLCACHECONTAINER * pContainer;
TRACE("(%s, 0x%08lx)\n", debugstr_a(lpszUrlName), dwReserved);
if (dwReserved)
{
ERR("dwReserved != 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (!URLCacheContainers_FindContainerA(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
if (!URLCache_FindEntryInHash(pHeader, lpszUrlName, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
TRACE("entry %s not found!\n", lpszUrlName);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
if (pEntry->dwSignature != URL_SIGNATURE)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("Trying to retrieve entry of unknown format %s\n", debugstr_an((LPSTR)&pEntry->dwSignature, sizeof(DWORD)));
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
pUrlEntry = (URL_CACHEFILE_ENTRY *)pEntry;
if (pUrlEntry->dwUseCount == 0)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return FALSE;
}
pUrlEntry->dwUseCount--;
URLCache_HashEntrySetUse(pHeader, lpszUrlName, pUrlEntry->dwUseCount);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* UnlockUrlCacheEntryFileW (WININET.@)
*
*/
BOOL WINAPI UnlockUrlCacheEntryFileW( LPCWSTR lpszUrlName, DWORD dwReserved )
{
FIXME("(%s, 0x%08lx)\n", debugstr_w(lpszUrlName), dwReserved);
return TRUE;
}
/***********************************************************************
* CreateUrlCacheEntryA (WININET.@)
*
*/
BOOL WINAPI CreateUrlCacheEntryA(
IN LPCSTR lpszUrlName,
IN DWORD dwExpectedFileSize,
IN LPCSTR lpszFileExtension,
OUT LPSTR lpszFileName,
IN DWORD dwReserved
)
{
DWORD len;
WCHAR *url_name;
WCHAR *file_extension;
WCHAR file_name[MAX_PATH];
BOOL bSuccess = FALSE;
DWORD dwError = 0;
if ((len = MultiByteToWideChar(CP_ACP, 0, lpszUrlName, -1, NULL, 0)) != 0 &&
(url_name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))) != 0)
{
MultiByteToWideChar(CP_ACP, 0, lpszUrlName, -1, url_name, len);
if ((len = MultiByteToWideChar(CP_ACP, 0, lpszFileExtension, -1, NULL, 0)) != 0 &&
(file_extension = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))) != 0)
{
MultiByteToWideChar(CP_ACP, 0, lpszFileExtension, -1, file_extension, len);
if (CreateUrlCacheEntryW(url_name, dwExpectedFileSize, file_extension, file_name, dwReserved))
{
if (WideCharToMultiByte(CP_ACP, 0, file_name, -1, lpszFileName, MAX_PATH, NULL, NULL) < MAX_PATH)
{
bSuccess = TRUE;
}
else
{
dwError = GetLastError();
}
}
else
{
dwError = GetLastError();
}
HeapFree(GetProcessHeap(), 0, file_extension);
}
else
{
dwError = GetLastError();
}
HeapFree(GetProcessHeap(), 0, url_name);
if (!bSuccess)
SetLastError(dwError);
}
return bSuccess;
}
/***********************************************************************
* CreateUrlCacheEntryW (WININET.@)
*
*/
BOOL WINAPI CreateUrlCacheEntryW(
IN LPCWSTR lpszUrlName,
IN DWORD dwExpectedFileSize,
IN LPCWSTR lpszFileExtension,
OUT LPWSTR lpszFileName,
IN DWORD dwReserved
)
{
URLCACHECONTAINER * pContainer;
LPURLCACHE_HEADER pHeader;
CHAR szFile[MAX_PATH];
WCHAR szExtension[MAX_PATH];
LPCWSTR lpszUrlPart;
LPCWSTR lpszUrlEnd;
LPCWSTR lpszFileNameExtension;
LPWSTR lpszFileNameNoPath;
int i;
int countnoextension;
BYTE CacheDir;
LONG lBufferSize;
BOOL bFound = FALSE;
int count;
static WCHAR szWWW[] = {'w','w','w',0};
TRACE("(%s, 0x%08lx, %s, %p, 0x%08lx)\n",
debugstr_w(lpszUrlName),
dwExpectedFileSize,
debugstr_w(lpszFileExtension),
lpszFileName,
dwReserved);
if (dwReserved)
{
ERR("dwReserved != 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
for (lpszUrlEnd = lpszUrlName; *lpszUrlEnd; lpszUrlEnd++)
;
if (((lpszUrlEnd - lpszUrlName) > 1) && (*(lpszUrlEnd - 1) == '/' || *(lpszUrlEnd - 1) == '\\'))
lpszUrlEnd--;
for (lpszUrlPart = lpszUrlEnd;
(lpszUrlPart >= lpszUrlName);
lpszUrlPart--)
{
if ((*lpszUrlPart == '/' || *lpszUrlPart == '\\') && ((lpszUrlEnd - lpszUrlPart) > 1))
{
bFound = TRUE;
lpszUrlPart++;
break;
}
}
if (!lstrcmpW(lpszUrlPart, szWWW))
{
lpszUrlPart += lstrlenW(szWWW);
}
count = lpszUrlEnd - lpszUrlPart;
if (bFound && (count < MAX_PATH))
{
int len = WideCharToMultiByte(CP_ACP, 0, lpszUrlPart, count, szFile, sizeof(szFile) - 1, NULL, NULL);
if (!len)
return FALSE;
szFile[len] = '\0';
/* FIXME: get rid of illegal characters like \, / and : */
}
else
{
FIXME("need to generate a random filename\n");
}
TRACE("File name: %s\n", debugstr_a(szFile));
if (!URLCacheContainers_FindContainerW(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
CacheDir = (BYTE)(rand() % pHeader->DirectoryCount);
lBufferSize = MAX_PATH * sizeof(CHAR);
URLCache_LocalFileNameToPathW(pContainer, pHeader, szFile, CacheDir, lpszFileName, &lBufferSize);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
for (lpszFileNameNoPath = lpszFileName + lBufferSize / sizeof(CHAR) - 2;
lpszFileNameNoPath >= lpszFileName;
--lpszFileNameNoPath)
{
if (*lpszFileNameNoPath == '/' || *lpszFileNameNoPath == '\\')
break;
}
countnoextension = lstrlenW(lpszFileNameNoPath);
lpszFileNameExtension = PathFindExtensionW(lpszFileNameNoPath);
if (lpszFileNameExtension)
countnoextension -= lstrlenW(lpszFileNameExtension);
*szExtension = '\0';
if (lpszFileExtension)
{
szExtension[0] = '.';
lstrcpyW(szExtension+1, lpszFileExtension);
}
for (i = 0; i < 255; i++)
{
static WCHAR szFormat[] = {'[','%','u',']','%','s',0};
HANDLE hFile;
wsprintfW(lpszFileNameNoPath + countnoextension, szFormat, i, szExtension);
TRACE("Trying: %s\n", debugstr_w(lpszFileName));
hFile = CreateFileW(lpszFileName, GENERIC_READ, 0, NULL, CREATE_NEW, 0, NULL);
if (hFile != INVALID_HANDLE_VALUE)
{
CloseHandle(hFile);
return TRUE;
}
}
return FALSE;
}
/***********************************************************************
* CommitUrlCacheEntryInternal (Compensates for an MS bug)
*
* The bug we are compensating for is that some drongo at Microsoft
* used lpHeaderInfo to pass binary data to CommitUrlCacheEntryA.
* As a consequence, CommitUrlCacheEntryA has been effectively
* redefined as LPBYTE rather than LPCSTR. But CommitUrlCacheEntryW
* is still defined as LPCWSTR. The result (other than madness) is
* that we always need to store lpHeaderInfo in CP_ACP rather than
* in UTF16, and we need to avoid converting lpHeaderInfo in
* CommitUrlCacheEntryA to UTF16 and then back to CP_ACP, since the
* result will lose data for arbitrary binary data.
*
*/
static BOOL WINAPI CommitUrlCacheEntryInternal(
IN LPCWSTR lpszUrlName,
IN LPCWSTR lpszLocalFileName,
IN FILETIME ExpireTime,
IN FILETIME LastModifiedTime,
IN DWORD CacheEntryType,
IN LPBYTE lpHeaderInfo,
IN DWORD dwHeaderSize,
IN LPCWSTR lpszFileExtension,
IN LPCWSTR lpszOriginalUrl
)
{
URLCACHECONTAINER * pContainer;
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
URL_CACHEFILE_ENTRY * pUrlEntry;
DWORD dwBytesNeeded = sizeof(*pUrlEntry) - sizeof(pUrlEntry->szSourceUrlName);
DWORD dwOffsetLocalFileName = 0;
DWORD dwOffsetHeader = 0;
DWORD dwFileSizeLow = 0;
DWORD dwFileSizeHigh = 0;
BYTE cDirectory = 0;
char achFile[MAX_PATH];
char achUrl[MAX_PATH];
char *pchLocalFileName = 0;
TRACE("(%s, %s, ..., ..., %lx, %p, %ld, %s, %s)\n",
debugstr_w(lpszUrlName),
debugstr_w(lpszLocalFileName),
CacheEntryType,
lpHeaderInfo,
dwHeaderSize,
debugstr_w(lpszFileExtension),
debugstr_w(lpszOriginalUrl));
if (lpszOriginalUrl)
WARN(": lpszOriginalUrl ignored\n");
if (lpszLocalFileName)
{
HANDLE hFile;
hFile = CreateFileW(lpszLocalFileName, FILE_READ_ATTRIBUTES, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, NULL, OPEN_EXISTING, 0, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
ERR("couldn't open file %s (error is %ld)\n", debugstr_w(lpszLocalFileName), GetLastError());
return FALSE;
}
/* Get file size */
dwFileSizeLow = GetFileSize(hFile, &dwFileSizeHigh);
if ((dwFileSizeLow == INVALID_FILE_SIZE) && (GetLastError() != NO_ERROR))
{
ERR("couldn't get file size (error is %ld)\n", GetLastError());
CloseHandle(hFile);
return FALSE;
}
CloseHandle(hFile);
}
if (!URLCacheContainers_FindContainerW(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
WideCharToMultiByte(CP_ACP, 0, lpszUrlName, -1, achUrl, -1, NULL, NULL);
if (URLCache_FindEntryInHash(pHeader, achUrl, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
FIXME("entry already in cache - don't know what to do!\n");
/*
* SetLastError(ERROR_FILE_NOT_FOUND);
* return FALSE;
*/
return TRUE;
}
if (lpszLocalFileName)
{
BOOL bFound = FALSE;
if (strncmpW(lpszLocalFileName, pContainer->path, lstrlenW(pContainer->path)))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
ERR("path %s must begin with cache content path %s\n", debugstr_w(lpszLocalFileName), debugstr_w(pContainer->path));
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* skip container path prefix */
lpszLocalFileName += lstrlenW(pContainer->path);
WideCharToMultiByte(CP_ACP, 0, lpszLocalFileName, -1, achFile, -1, NULL, NULL);
pchLocalFileName = achFile;
for (cDirectory = 0; cDirectory < pHeader->DirectoryCount; cDirectory++)
{
if (!strncmp(pHeader->directory_data[cDirectory].filename, pchLocalFileName, DIR_LENGTH))
{
bFound = TRUE;
break;
}
}
if (!bFound)
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
ERR("cache directory not found in path %s\n", debugstr_w(lpszLocalFileName));
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
lpszLocalFileName += (DIR_LENGTH + 1); /* "1234WXYZ\" */
}
dwBytesNeeded = DWORD_ALIGN(dwBytesNeeded + strlen(achUrl) + 1);
if (lpszLocalFileName)
{
dwOffsetLocalFileName = dwBytesNeeded;
dwBytesNeeded = DWORD_ALIGN(dwBytesNeeded + strlen(pchLocalFileName) + 1);
}
if (lpHeaderInfo)
{
dwOffsetHeader = dwBytesNeeded;
dwBytesNeeded = DWORD_ALIGN(dwBytesNeeded + dwHeaderSize);
}
/* round up to next block */
if (dwBytesNeeded % BLOCKSIZE)
{
dwBytesNeeded -= dwBytesNeeded % BLOCKSIZE;
dwBytesNeeded += BLOCKSIZE;
}
if (!URLCache_FindFirstFreeEntry(pHeader, dwBytesNeeded / BLOCKSIZE, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
ERR("no free entries\n");
return FALSE;
}
/* FindFirstFreeEntry fills in blocks used */
pUrlEntry = (URL_CACHEFILE_ENTRY *)pEntry;
pUrlEntry->CacheFileEntry.dwSignature = URL_SIGNATURE;
pUrlEntry->CacheDir = cDirectory;
pUrlEntry->CacheEntryType = CacheEntryType;
pUrlEntry->dwHeaderInfoSize = dwHeaderSize;
pUrlEntry->dwExemptDelta = 0;
pUrlEntry->dwHitRate = 0;
pUrlEntry->dwOffsetHeaderInfo = dwOffsetHeader;
pUrlEntry->dwOffsetLocalName = dwOffsetLocalFileName;
pUrlEntry->dwOffsetUrl = sizeof(*pUrlEntry) - sizeof(pUrlEntry->szSourceUrlName);
pUrlEntry->dwSizeHigh = 0;
pUrlEntry->dwSizeLow = dwFileSizeLow;
pUrlEntry->dwSizeHigh = dwFileSizeHigh;
pUrlEntry->dwUseCount = 0;
GetSystemTimeAsFileTime(&pUrlEntry->LastAccessTime);
pUrlEntry->LastModifiedTime = LastModifiedTime;
FileTimeToDosDateTime(&pUrlEntry->LastAccessTime, &pUrlEntry->wLastSyncDate, &pUrlEntry->wLastSyncTime);
FileTimeToDosDateTime(&ExpireTime, &pUrlEntry->wExpiredDate, &pUrlEntry->wExpiredTime);
pUrlEntry->wUnknownDate = pUrlEntry->wLastSyncDate;
pUrlEntry->wUnknownTime = pUrlEntry->wLastSyncTime;
/*** Unknowns ***/
pUrlEntry->dwUnknown1 = 0;
pUrlEntry->dwUnknown2 = 0;
pUrlEntry->dwUnknown3 = 0x60;
pUrlEntry->Unknown4 = 0;
pUrlEntry->wUnknown5 = 0x1010;
pUrlEntry->dwUnknown6 = 0;
pUrlEntry->dwUnknown7 = 0;
pUrlEntry->dwUnknown8 = 0;
strcpy(pUrlEntry->szSourceUrlName, achUrl);
if (dwOffsetLocalFileName)
strcpy((LPSTR)((LPBYTE)pUrlEntry + dwOffsetLocalFileName), pchLocalFileName);
if (dwOffsetHeader)
memcpy((LPBYTE)pUrlEntry + dwOffsetHeader, lpHeaderInfo, dwHeaderSize);
if (!URLCache_AddEntryToHash(pHeader, achUrl, (DWORD)((LPBYTE)pUrlEntry - (LPBYTE)pHeader)))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return FALSE;
}
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* CommitUrlCacheEntryA (WININET.@)
*
*/
BOOL WINAPI CommitUrlCacheEntryA(
IN LPCSTR lpszUrlName,
IN LPCSTR lpszLocalFileName,
IN FILETIME ExpireTime,
IN FILETIME LastModifiedTime,
IN DWORD CacheEntryType,
IN LPBYTE lpHeaderInfo,
IN DWORD dwHeaderSize,
IN LPCSTR lpszFileExtension,
IN LPCSTR lpszOriginalUrl
)
{
DWORD len;
WCHAR *url_name;
WCHAR *local_file_name;
WCHAR *original_url = NULL;
BOOL bSuccess = FALSE;
DWORD dwError = 0;
TRACE("(%s, %s, ..., ..., %lx, %p, %ld, %s, %s)\n",
debugstr_a(lpszUrlName),
debugstr_a(lpszLocalFileName),
CacheEntryType,
lpHeaderInfo,
dwHeaderSize,
debugstr_a(lpszFileExtension),
debugstr_a(lpszOriginalUrl));
if (lpszFileExtension != 0)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if ((len = MultiByteToWideChar(CP_ACP, 0, lpszUrlName, -1, NULL, 0)) != 0 &&
(url_name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))) != 0)
{
MultiByteToWideChar(CP_ACP, 0, lpszUrlName, -1, url_name, len);
if ((len = MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, NULL, 0)) != 0 &&
(local_file_name = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))) != 0)
{
MultiByteToWideChar(CP_ACP, 0, lpszLocalFileName, -1, local_file_name, len);
if (!lpszOriginalUrl ||
((len = MultiByteToWideChar(CP_ACP, 0, lpszOriginalUrl, -1, NULL, 0)) != 0 &&
(original_url = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))) != 0))
{
if (original_url)
MultiByteToWideChar(CP_ACP, 0, lpszOriginalUrl, -1, original_url, len);
if (CommitUrlCacheEntryInternal(url_name, local_file_name, ExpireTime, LastModifiedTime,
CacheEntryType, lpHeaderInfo, dwHeaderSize,
NULL, original_url))
{
bSuccess = TRUE;
}
else
{
dwError = GetLastError();
}
if (original_url)
HeapFree(GetProcessHeap(), 0, original_url);
}
else
{
dwError = GetLastError();
}
HeapFree(GetProcessHeap(), 0, local_file_name);
}
else
{
dwError = GetLastError();
}
HeapFree(GetProcessHeap(), 0, url_name);
if (!bSuccess)
SetLastError(dwError);
}
return bSuccess;
}
/***********************************************************************
* CommitUrlCacheEntryW (WININET.@)
*
*/
BOOL WINAPI CommitUrlCacheEntryW(
IN LPCWSTR lpszUrlName,
IN LPCWSTR lpszLocalFileName,
IN FILETIME ExpireTime,
IN FILETIME LastModifiedTime,
IN DWORD CacheEntryType,
IN LPWSTR lpHeaderInfo,
IN DWORD dwHeaderSize,
IN LPCWSTR lpszFileExtension,
IN LPCWSTR lpszOriginalUrl
)
{
DWORD dwError = 0;
BOOL bSuccess = FALSE;
DWORD len = 0;
CHAR *header_info = NULL;
TRACE("(%s, %s, ..., ..., %lx, %p, %ld, %s, %s)\n",
debugstr_w(lpszUrlName),
debugstr_w(lpszLocalFileName),
CacheEntryType,
lpHeaderInfo,
dwHeaderSize,
debugstr_w(lpszFileExtension),
debugstr_w(lpszOriginalUrl));
if (!lpHeaderInfo ||
((len = WideCharToMultiByte(CP_ACP, 0, lpHeaderInfo, -1, NULL, 0, NULL, NULL)) != 0 &&
(header_info = HeapAlloc(GetProcessHeap(), 0, sizeof(CHAR) * len)) != 0))
{
if (header_info)
WideCharToMultiByte(CP_ACP, 0, lpHeaderInfo, -1, header_info, len, NULL, NULL);
if (CommitUrlCacheEntryInternal(lpszUrlName, lpszLocalFileName, ExpireTime, LastModifiedTime,
CacheEntryType, (LPBYTE)header_info, len, lpszFileExtension, lpszOriginalUrl))
{
bSuccess = TRUE;
}
else
{
dwError = GetLastError();
}
if (header_info)
{
HeapFree(GetProcessHeap(), 0, header_info);
if (!bSuccess)
SetLastError(dwError);
}
}
return bSuccess;
}
/***********************************************************************
* ReadUrlCacheEntryStream (WININET.@)
*
*/
BOOL WINAPI ReadUrlCacheEntryStream(
IN HANDLE hUrlCacheStream,
IN DWORD dwLocation,
IN OUT LPVOID lpBuffer,
IN OUT LPDWORD lpdwLen,
IN DWORD dwReserved
)
{
/* Get handle to file from 'stream' */
STREAM_HANDLE * pStream = (STREAM_HANDLE *)hUrlCacheStream;
if (dwReserved != 0)
{
ERR("dwReserved != 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (IsBadReadPtr(pStream, sizeof(*pStream)) || IsBadStringPtrA(pStream->lpszUrl, INTERNET_MAX_URL_LENGTH))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (SetFilePointer(pStream->hFile, dwLocation, NULL, FILE_CURRENT) == INVALID_SET_FILE_POINTER)
return FALSE;
return ReadFile(pStream->hFile, lpBuffer, *lpdwLen, lpdwLen, NULL);
}
/***********************************************************************
* RetrieveUrlCacheEntryStreamA (WININET.@)
*
*/
HANDLE WINAPI RetrieveUrlCacheEntryStreamA(
IN LPCSTR lpszUrlName,
OUT LPINTERNET_CACHE_ENTRY_INFOA lpCacheEntryInfo,
IN OUT LPDWORD lpdwCacheEntryInfoBufferSize,
IN BOOL fRandomRead,
IN DWORD dwReserved
)
{
/* NOTE: this is not the same as the way that the native
* version allocates 'stream' handles. I did it this way
* as it is much easier and no applications should depend
* on this behaviour. (Native version appears to allocate
* indices into a table)
*/
STREAM_HANDLE * pStream;
HANDLE hFile;
TRACE( "(%s, %p, %p, %x, 0x%08lx)\n", debugstr_a(lpszUrlName), lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize, fRandomRead, dwReserved );
if (!RetrieveUrlCacheEntryFileA(lpszUrlName,
lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize,
dwReserved))
{
return NULL;
}
hFile = CreateFileA(lpCacheEntryInfo->lpszLocalFileName,
GENERIC_READ,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
fRandomRead ? FILE_FLAG_RANDOM_ACCESS : 0,
NULL);
if (hFile == INVALID_HANDLE_VALUE)
return FALSE;
/* allocate handle storage space */
pStream = HeapAlloc(GetProcessHeap(), 0, sizeof(STREAM_HANDLE) + strlen(lpszUrlName) * sizeof(CHAR));
if (!pStream)
{
CloseHandle(hFile);
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
pStream->hFile = hFile;
strcpy(pStream->lpszUrl, lpszUrlName);
return (HANDLE)pStream;
}
/***********************************************************************
* RetrieveUrlCacheEntryStreamW (WININET.@)
*
*/
HANDLE WINAPI RetrieveUrlCacheEntryStreamW(
IN LPCWSTR lpszUrlName,
OUT LPINTERNET_CACHE_ENTRY_INFOW lpCacheEntryInfo,
IN OUT LPDWORD lpdwCacheEntryInfoBufferSize,
IN BOOL fRandomRead,
IN DWORD dwReserved
)
{
FIXME( "(%s, %p, %p, %x, 0x%08lx)\n", debugstr_w(lpszUrlName), lpCacheEntryInfo,
lpdwCacheEntryInfoBufferSize, fRandomRead, dwReserved );
return NULL;
}
/***********************************************************************
* UnlockUrlCacheEntryStream (WININET.@)
*
*/
BOOL WINAPI UnlockUrlCacheEntryStream(
IN HANDLE hUrlCacheStream,
IN DWORD dwReserved
)
{
STREAM_HANDLE * pStream = (STREAM_HANDLE *)hUrlCacheStream;
if (dwReserved != 0)
{
ERR("dwReserved != 0\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (IsBadReadPtr(pStream, sizeof(*pStream)) || IsBadStringPtrA(pStream->lpszUrl, INTERNET_MAX_URL_LENGTH))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (!UnlockUrlCacheEntryFileA(pStream->lpszUrl, 0))
return FALSE;
/* close file handle */
CloseHandle(pStream->hFile);
/* free allocated space */
HeapFree(GetProcessHeap(), 0, pStream);
return TRUE;
}
/***********************************************************************
* DeleteUrlCacheEntryA (WININET.@)
*
*/
BOOL WINAPI DeleteUrlCacheEntryA(LPCSTR lpszUrlName)
{
URLCACHECONTAINER * pContainer;
LPURLCACHE_HEADER pHeader;
CACHEFILE_ENTRY * pEntry;
DWORD dwStartBlock;
DWORD dwBlock;
BYTE * AllocationTable;
TRACE("(%s)\n", debugstr_a(lpszUrlName));
if (!URLCacheContainers_FindContainerA(lpszUrlName, &pContainer))
return FALSE;
if (!URLCacheContainer_OpenIndex(pContainer))
return FALSE;
if (!(pHeader = URLCacheContainer_LockIndex(pContainer)))
return FALSE;
if (!URLCache_FindEntryInHash(pHeader, lpszUrlName, &pEntry))
{
URLCacheContainer_UnlockIndex(pContainer, pHeader);
TRACE("entry %s not found!\n", lpszUrlName);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
AllocationTable = (LPBYTE)pHeader + ALLOCATION_TABLE_OFFSET;
/* update allocation table */
dwStartBlock = ((DWORD)pEntry - (DWORD)pHeader) / BLOCKSIZE;
for (dwBlock = dwStartBlock; dwBlock < dwStartBlock + pEntry->dwBlocksUsed; dwBlock++)
URLCache_Allocation_BlockFree(AllocationTable, dwBlock);
URLCache_DeleteEntry(pEntry);
URLCache_DeleteEntryFromHash(pHeader, lpszUrlName);
URLCacheContainer_UnlockIndex(pContainer, pHeader);
return TRUE;
}
/***********************************************************************
* DeleteUrlCacheEntryW (WININET.@)
*
*/
BOOL WINAPI DeleteUrlCacheEntryW(LPCWSTR lpszUrlName)
{
FIXME("(%s) stub\n", debugstr_w(lpszUrlName));
return TRUE;
}
BOOL WINAPI DeleteUrlCacheContainerA(DWORD d1, DWORD d2)
{
FIXME("(0x%08lx, 0x%08lx) stub\n", d1, d2);
return TRUE;
}
BOOL WINAPI DeleteUrlCacheContainerW(DWORD d1, DWORD d2)
{
FIXME("(0x%08lx, 0x%08lx) stub\n", d1, d2);
return TRUE;
}
/***********************************************************************
* CreateCacheContainerA (WININET.@)
*/
BOOL WINAPI CreateUrlCacheContainerA(DWORD d1, DWORD d2, DWORD d3, DWORD d4,
DWORD d5, DWORD d6, DWORD d7, DWORD d8)
{
FIXME("(0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx) stub\n",
d1, d2, d3, d4, d5, d6, d7, d8);
return TRUE;
}
/***********************************************************************
* CreateCacheContainerW (WININET.@)
*/
BOOL WINAPI CreateUrlCacheContainerW(DWORD d1, DWORD d2, DWORD d3, DWORD d4,
DWORD d5, DWORD d6, DWORD d7, DWORD d8)
{
FIXME("(0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx) stub\n",
d1, d2, d3, d4, d5, d6, d7, d8);
return TRUE;
}
/***********************************************************************
* FindCloseUrlCache (WININET.@)
*/
BOOL WINAPI FindCloseUrlCache(HANDLE hEnumHandle)
{
FIXME("(%p) stub\n", hEnumHandle);
return TRUE;
}
/***********************************************************************
* FindFirstUrlCacheContainerA (WININET.@)
*/
HANDLE WINAPI FindFirstUrlCacheContainerA( LPVOID p1, LPVOID p2, LPVOID p3, DWORD d1 )
{
FIXME("(%p, %p, %p, 0x%08lx) stub\n", p1, p2, p3, d1 );
return NULL;
}
/***********************************************************************
* FindFirstUrlCacheContainerW (WININET.@)
*/
HANDLE WINAPI FindFirstUrlCacheContainerW( LPVOID p1, LPVOID p2, LPVOID p3, DWORD d1 )
{
FIXME("(%p, %p, %p, 0x%08lx) stub\n", p1, p2, p3, d1 );
return NULL;
}
/***********************************************************************
* FindNextUrlCacheContainerA (WININET.@)
*/
BOOL WINAPI FindNextUrlCacheContainerA( HANDLE handle, LPVOID p1, LPVOID p2 )
{
FIXME("(%p, %p, %p) stub\n", handle, p1, p2 );
return FALSE;
}
/***********************************************************************
* FindNextUrlCacheContainerW (WININET.@)
*/
BOOL WINAPI FindNextUrlCacheContainerW( HANDLE handle, LPVOID p1, LPVOID p2 )
{
FIXME("(%p, %p, %p) stub\n", handle, p1, p2 );
return FALSE;
}
HANDLE WINAPI FindFirstUrlCacheEntryExA(
LPCSTR lpszUrlSearchPattern,
DWORD dwFlags,
DWORD dwFilter,
GROUPID GroupId,
LPINTERNET_CACHE_ENTRY_INFOA lpFirstCacheEntryInfo,
LPDWORD lpdwFirstCacheEntryInfoBufferSize,
LPVOID lpReserved,
LPDWORD pcbReserved2,
LPVOID lpReserved3
)
{
FIXME("(%s, 0x%08lx, 0x%08lx, 0x%08lx%08lx, %p, %p, %p, %p, %p) stub\n", debugstr_a(lpszUrlSearchPattern),
dwFlags, dwFilter, (ULONG)(GroupId >> 32), (ULONG)GroupId, lpFirstCacheEntryInfo,
lpdwFirstCacheEntryInfoBufferSize, lpReserved, pcbReserved2,lpReserved3);
SetLastError(ERROR_FILE_NOT_FOUND);
return NULL;
}
HANDLE WINAPI FindFirstUrlCacheEntryExW(
LPCWSTR lpszUrlSearchPattern,
DWORD dwFlags,
DWORD dwFilter,
GROUPID GroupId,
LPINTERNET_CACHE_ENTRY_INFOW lpFirstCacheEntryInfo,
LPDWORD lpdwFirstCacheEntryInfoBufferSize,
LPVOID lpReserved,
LPDWORD pcbReserved2,
LPVOID lpReserved3
)
{
FIXME("(%s, 0x%08lx, 0x%08lx, 0x%08lx%08lx, %p, %p, %p, %p, %p) stub\n", debugstr_w(lpszUrlSearchPattern),
dwFlags, dwFilter, (ULONG)(GroupId >> 32), (ULONG)GroupId, lpFirstCacheEntryInfo,
lpdwFirstCacheEntryInfoBufferSize, lpReserved, pcbReserved2,lpReserved3);
SetLastError(ERROR_FILE_NOT_FOUND);
return NULL;
}
/***********************************************************************
* FindFirstUrlCacheEntryA (WININET.@)
*
*/
INTERNETAPI HANDLE WINAPI FindFirstUrlCacheEntryA(LPCSTR lpszUrlSearchPattern,
LPINTERNET_CACHE_ENTRY_INFOA lpFirstCacheEntryInfo, LPDWORD lpdwFirstCacheEntryInfoBufferSize)
{
FIXME("(%s, %p, %p): stub\n", debugstr_a(lpszUrlSearchPattern), lpFirstCacheEntryInfo, lpdwFirstCacheEntryInfoBufferSize);
SetLastError(ERROR_FILE_NOT_FOUND);
return 0;
}
/***********************************************************************
* FindFirstUrlCacheEntryW (WININET.@)
*
*/
INTERNETAPI HANDLE WINAPI FindFirstUrlCacheEntryW(LPCWSTR lpszUrlSearchPattern,
LPINTERNET_CACHE_ENTRY_INFOW lpFirstCacheEntryInfo, LPDWORD lpdwFirstCacheEntryInfoBufferSize)
{
FIXME("(%s, %p, %p): stub\n", debugstr_w(lpszUrlSearchPattern), lpFirstCacheEntryInfo, lpdwFirstCacheEntryInfoBufferSize);
return 0;
}
HANDLE WINAPI FindFirstUrlCacheGroup( DWORD dwFlags, DWORD dwFilter, LPVOID lpSearchCondition,
DWORD dwSearchCondition, GROUPID* lpGroupId, LPVOID lpReserved )
{
FIXME("(0x%08lx, 0x%08lx, %p, 0x%08lx, %p, %p) stub\n", dwFlags, dwFilter, lpSearchCondition,
dwSearchCondition, lpGroupId, lpReserved);
return NULL;
}
BOOL WINAPI FindNextUrlCacheEntryA(
HANDLE hEnumHandle,
LPINTERNET_CACHE_ENTRY_INFOA lpNextCacheEntryInfo,
LPDWORD lpdwNextCacheEntryInfoBufferSize
)
{
FIXME("(%p, %p, %p) stub\n", hEnumHandle, lpNextCacheEntryInfo, lpdwNextCacheEntryInfoBufferSize);
return FALSE;
}
BOOL WINAPI FindNextUrlCacheEntryW(
HANDLE hEnumHandle,
LPINTERNET_CACHE_ENTRY_INFOW lpNextCacheEntryInfo,
LPDWORD lpdwNextCacheEntryInfoBufferSize
)
{
FIXME("(%p, %p, %p) stub\n", hEnumHandle, lpNextCacheEntryInfo, lpdwNextCacheEntryInfoBufferSize);
return FALSE;
}
BOOL WINAPI FindNextUrlCacheEntryExA(
HANDLE hEnumHandle,
LPINTERNET_CACHE_ENTRY_INFOA lpFirstCacheEntryInfo,
LPDWORD lpdwFirstCacheEntryInfoBufferSize,
LPVOID lpReserved,
LPDWORD pcbReserved2,
LPVOID lpReserved3
)
{
FIXME("(%p, %p, %p, %p, %p, %p) stub\n", hEnumHandle, lpFirstCacheEntryInfo, lpdwFirstCacheEntryInfoBufferSize,
lpReserved, pcbReserved2, lpReserved3);
return FALSE;
}
BOOL WINAPI FindNextUrlCacheEntryExW(
HANDLE hEnumHandle,
LPINTERNET_CACHE_ENTRY_INFOW lpFirstCacheEntryInfo,
LPDWORD lpdwFirstCacheEntryInfoBufferSize,
LPVOID lpReserved,
LPDWORD pcbReserved2,
LPVOID lpReserved3
)
{
FIXME("(%p, %p, %p, %p, %p, %p) stub\n", hEnumHandle, lpFirstCacheEntryInfo, lpdwFirstCacheEntryInfoBufferSize,
lpReserved, pcbReserved2, lpReserved3);
return FALSE;
}
BOOL WINAPI FindNextUrlCacheGroup( HANDLE hFind, GROUPID* lpGroupId, LPVOID lpReserved )
{
FIXME("(%p, %p, %p) stub\n", hFind, lpGroupId, lpReserved);
return FALSE;
}
/***********************************************************************
* CreateUrlCacheGroup (WININET.@)
*
*/
INTERNETAPI GROUPID WINAPI CreateUrlCacheGroup(DWORD dwFlags, LPVOID lpReserved)
{
FIXME("(0x%08lx, %p): stub\n", dwFlags, lpReserved);
return FALSE;
}
/***********************************************************************
* DeleteUrlCacheGroup (WININET.@)
*
*/
BOOL WINAPI DeleteUrlCacheGroup(GROUPID GroupId, DWORD dwFlags, LPVOID lpReserved)
{
FIXME("(0x%08lx%08lx, 0x%08lx, %p) stub\n",
(ULONG)(GroupId >> 32), (ULONG)GroupId, dwFlags, lpReserved);
return FALSE;
}
/***********************************************************************
* SetUrlCacheEntryGroupA (WININET.@)
*
*/
BOOL WINAPI SetUrlCacheEntryGroupA(LPCSTR lpszUrlName, DWORD dwFlags,
GROUPID GroupId, LPBYTE pbGroupAttributes, DWORD cbGroupAttributes,
LPVOID lpReserved)
{
FIXME("(%s, 0x%08lx, 0x%08lx%08lx, %p, 0x%08lx, %p) stub\n",
debugstr_a(lpszUrlName), dwFlags, (ULONG)(GroupId >> 32), (ULONG)GroupId,
pbGroupAttributes, cbGroupAttributes, lpReserved);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
/***********************************************************************
* SetUrlCacheEntryGroupW (WININET.@)
*
*/
BOOL WINAPI SetUrlCacheEntryGroupW(LPCWSTR lpszUrlName, DWORD dwFlags,
GROUPID GroupId, LPBYTE pbGroupAttributes, DWORD cbGroupAttributes,
LPVOID lpReserved)
{
FIXME("(%s, 0x%08lx, 0x%08lx%08lx, %p, 0x%08lx, %p) stub\n",
debugstr_w(lpszUrlName), dwFlags, (ULONG)(GroupId >> 32), (ULONG)GroupId,
pbGroupAttributes, cbGroupAttributes, lpReserved);
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
/***********************************************************************
* GetUrlCacheConfigInfoW (WININET.@)
*/
BOOL WINAPI GetUrlCacheConfigInfoW(LPDWORD CacheInfo, LPDWORD size, DWORD bitmask)
{
FIXME("(%p, %p, %lx)\n", CacheInfo, size, bitmask);
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/***********************************************************************
* GetUrlCacheConfigInfoA (WININET.@)
*
* CacheInfo is some CACHE_CONFIG_INFO structure, with no MS info found by google
*/
BOOL WINAPI GetUrlCacheConfigInfoA(LPDWORD CacheInfo, LPDWORD size, DWORD bitmask)
{
FIXME("(%p, %p, %lx)\n", CacheInfo, size, bitmask);
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
BOOL WINAPI GetUrlCacheGroupAttributeA( GROUPID gid, DWORD dwFlags, DWORD dwAttributes,
LPINTERNET_CACHE_GROUP_INFOA lpGroupInfo,
LPDWORD lpdwGroupInfo, LPVOID lpReserved )
{
FIXME("(0x%08lx%08lx, 0x%08lx, 0x%08lx, %p, %p, %p) stub\n",
(ULONG)(gid >> 32), (ULONG)gid, dwFlags, dwAttributes, lpGroupInfo,
lpdwGroupInfo, lpReserved);
return FALSE;
}
BOOL WINAPI GetUrlCacheGroupAttributeW( GROUPID gid, DWORD dwFlags, DWORD dwAttributes,
LPINTERNET_CACHE_GROUP_INFOW lpGroupInfo,
LPDWORD lpdwGroupInfo, LPVOID lpReserved )
{
FIXME("(0x%08lx%08lx, 0x%08lx, 0x%08lx, %p, %p, %p) stub\n",
(ULONG)(gid >> 32), (ULONG)gid, dwFlags, dwAttributes, lpGroupInfo,
lpdwGroupInfo, lpReserved);
return FALSE;
}
BOOL WINAPI SetUrlCacheGroupAttributeA( GROUPID gid, DWORD dwFlags, DWORD dwAttributes,
LPINTERNET_CACHE_GROUP_INFOA lpGroupInfo, LPVOID lpReserved )
{
FIXME("(0x%08lx%08lx, 0x%08lx, 0x%08lx, %p, %p) stub\n",
(ULONG)(gid >> 32), (ULONG)gid, dwFlags, dwAttributes, lpGroupInfo, lpReserved);
return TRUE;
}
BOOL WINAPI SetUrlCacheGroupAttributeW( GROUPID gid, DWORD dwFlags, DWORD dwAttributes,
LPINTERNET_CACHE_GROUP_INFOW lpGroupInfo, LPVOID lpReserved )
{
FIXME("(0x%08lx%08lx, 0x%08lx, 0x%08lx, %p, %p) stub\n",
(ULONG)(gid >> 32), (ULONG)gid, dwFlags, dwAttributes, lpGroupInfo, lpReserved);
return TRUE;
}
BOOL WINAPI SetUrlCacheConfigInfoA( LPDWORD lpCacheConfigInfo, DWORD dwFieldControl )
{
FIXME("(%p, 0x%08lx) stub\n", lpCacheConfigInfo, dwFieldControl);
return TRUE;
}
BOOL WINAPI SetUrlCacheConfigInfoW( LPDWORD lpCacheConfigInfo, DWORD dwFieldControl )
{
FIXME("(%p, 0x%08lx) stub\n", lpCacheConfigInfo, dwFieldControl);
return TRUE;
}
/***********************************************************************
* DeleteIE3Cache (WININET.@)
*
* Deletes the files used by the IE3 URL caching system.
*
* PARAMS
* hWnd [I] A dummy window.
* hInst [I] Instance of process calling the function.
* lpszCmdLine [I] Options used by function.
* nCmdShow [I] The nCmdShow value to use when showing windows created, if any.
*
* RETURNS
* nothing
*/
void WINAPI DeleteIE3Cache(HWND hWnd, HINSTANCE hInst, LPSTR lpszCmdLine, int nCmdShow)
{
FIXME("(%p, %p, %s, %d)\n", hWnd, hInst, debugstr_a(lpszCmdLine), nCmdShow);
}
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