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reactos/dll/win32/setupapi/setupcab.c

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/*
* Setupapi cabinet routines
*
* Copyright 2003 Gregory M. Turner
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*
* Many useful traces are commented in code, uncomment them if you have
* trouble and run with WINEDEBUG=+setupapi
*
*/
#include "setupapi_private.h"
#include <fcntl.h>
#include <share.h>
#include <fdi.h>
HINSTANCE hInstance = NULL;
OSVERSIONINFOEXW OsVersionInfo;
static HINSTANCE CABINET_hInstance = NULL;
static HFDI (__cdecl *sc_FDICreate)(PFNALLOC, PFNFREE, PFNOPEN,
PFNREAD, PFNWRITE, PFNCLOSE, PFNSEEK, int, PERF);
static BOOL (__cdecl *sc_FDICopy)(HFDI, char *, char *, int,
PFNFDINOTIFY, PFNFDIDECRYPT, void *);
static BOOL (__cdecl *sc_FDIDestroy)(HFDI);
#define SC_HSC_A_MAGIC 0xACABFEED
typedef struct {
UINT magic;
HFDI hfdi;
PSP_FILE_CALLBACK_A msghandler;
PVOID context;
CHAR most_recent_cabinet_name[MAX_PATH];
CHAR most_recent_target[MAX_PATH];
} SC_HSC_A, *PSC_HSC_A;
#define SC_HSC_W_MAGIC 0x0CABFEED
typedef struct {
UINT magic;
HFDI hfdi;
PSP_FILE_CALLBACK_W msghandler;
PVOID context;
WCHAR most_recent_cabinet_name[MAX_PATH];
WCHAR most_recent_target[MAX_PATH];
} SC_HSC_W, *PSC_HSC_W;
static BOOL LoadCABINETDll(void)
{
if (!CABINET_hInstance) {
CABINET_hInstance = LoadLibraryA("cabinet.dll");
if (CABINET_hInstance) {
sc_FDICreate = (void *)GetProcAddress(CABINET_hInstance, "FDICreate");
sc_FDICopy = (void *)GetProcAddress(CABINET_hInstance, "FDICopy");
sc_FDIDestroy = (void *)GetProcAddress(CABINET_hInstance, "FDIDestroy");
return TRUE;
} else {
ERR("load cabinet dll failed.\n");
return FALSE;
}
} else
return TRUE;
}
/* FDICreate callbacks */
static void * CDECL sc_cb_alloc(ULONG cb)
{
return HeapAlloc(GetProcessHeap(), 0, cb);
}
static void CDECL sc_cb_free(void *pv)
{
HeapFree(GetProcessHeap(), 0, pv);
}
static INT_PTR CDECL sc_cb_open(char *pszFile, int oflag, int pmode)
{
DWORD creation = 0, sharing = 0;
int ioflag = 0;
INT_PTR ret = 0;
SECURITY_ATTRIBUTES sa;
/* TRACE("(pszFile == %s, oflag == %d, pmode == %d)\n", debugstr_a(pszFile), oflag, pmode); */
switch(oflag & (_O_RDONLY | _O_WRONLY | _O_RDWR)) {
case _O_RDONLY:
ioflag |= GENERIC_READ;
break;
case _O_WRONLY:
ioflag |= GENERIC_WRITE;
break;
case _O_RDWR:
ioflag |= GENERIC_READ | GENERIC_WRITE;
break;
case _O_WRONLY | _O_RDWR: /* hmmm.. */
ERR("_O_WRONLY & _O_RDWR in oflag?\n");
return -1;
}
if (oflag & _O_CREAT) {
if (oflag & _O_EXCL)
creation = CREATE_NEW;
else if (oflag & _O_TRUNC)
creation = CREATE_ALWAYS;
else
creation = OPEN_ALWAYS;
} else /* no _O_CREAT */ {
if (oflag & _O_TRUNC)
creation = TRUNCATE_EXISTING;
else
creation = OPEN_EXISTING;
}
switch( pmode & 0x70 ) {
case _SH_DENYRW:
sharing = 0L;
break;
case _SH_DENYWR:
sharing = FILE_SHARE_READ;
break;
case _SH_DENYRD:
sharing = FILE_SHARE_WRITE;
break;
case _SH_COMPAT:
case _SH_DENYNO:
sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
break;
default:
ERR("<-- -1 (Unhandled pmode 0x%x)\n", pmode);
return -1;
}
if (oflag & ~(_O_BINARY | _O_TRUNC | _O_EXCL | _O_CREAT | _O_RDWR | _O_WRONLY | _O_NOINHERIT))
WARN("unsupported oflag 0x%04x\n",oflag);
sa.nLength = sizeof( SECURITY_ATTRIBUTES );
sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = !(ioflag & _O_NOINHERIT);
ret = (INT_PTR) CreateFileA(pszFile, ioflag, sharing, &sa, creation, FILE_ATTRIBUTE_NORMAL, NULL);
/* TRACE("<-- %d\n", ret); */
return ret;
}
static UINT CDECL sc_cb_read(INT_PTR hf, void *pv, UINT cb)
{
DWORD num_read;
BOOL rslt;
/* TRACE("(hf == %d, pv == ^%p, cb == %u)\n", hf, pv, cb); */
rslt = ReadFile((HANDLE) hf, pv, cb, &num_read, NULL);
/* eof and failure both give "-1" return */
if ((! rslt) || ((cb > 0) && (num_read == 0))) {
/* TRACE("<-- -1\n"); */
return -1;
}
/* TRACE("<-- %lu\n", num_read); */
return num_read;
}
static UINT CDECL sc_cb_write(INT_PTR hf, void *pv, UINT cb)
{
DWORD num_written;
/* BOOL rv; */
/* TRACE("(hf == %d, pv == ^%p, cb == %u)\n", hf, pv, cb); */
if ( /* (rv = */ WriteFile((HANDLE) hf, pv, cb, &num_written, NULL) /* ) */
&& (num_written == cb)) {
/* TRACE("<-- %lu\n", num_written); */
return num_written;
} else {
/* TRACE("rv == %d, num_written == %lu, cb == %u\n", rv, num_written,cb); */
/* TRACE("<-- -1\n"); */
return -1;
}
}
static int CDECL sc_cb_close(INT_PTR hf)
{
/* TRACE("(hf == %d)\n", hf); */
if (CloseHandle((HANDLE) hf))
return 0;
else
return -1;
}
static LONG CDECL sc_cb_lseek(INT_PTR hf, LONG dist, int seektype)
{
DWORD ret;
/* TRACE("(hf == %d, dist == %ld, seektype == %d)\n", hf, dist, seektype); */
if (seektype < 0 || seektype > 2)
return -1;
if (((ret = SetFilePointer((HANDLE) hf, dist, NULL, seektype)) != INVALID_SET_FILE_POINTER) || !GetLastError()) {
/* TRACE("<-- %lu\n", ret); */
return ret;
} else {
/* TRACE("<-- -1\n"); */
return -1;
}
}
#define SIZEOF_MYSTERIO (MAX_PATH*3)
/* FDICopy callbacks */
static INT_PTR CDECL sc_FNNOTIFY_A(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
{
FILE_IN_CABINET_INFO_A fici;
PSC_HSC_A phsc;
CABINET_INFO_A ci;
FILEPATHS_A fp;
UINT err;
CHAR mysterio[SIZEOF_MYSTERIO]; /* how big? undocumented! probably 256... */
memset(mysterio, 0, SIZEOF_MYSTERIO);
TRACE("(fdint == %d, pfdin == ^%p)\n", fdint, pfdin);
if (pfdin && pfdin->pv && (((PSC_HSC_A) pfdin->pv)->magic == SC_HSC_A_MAGIC))
phsc = pfdin->pv;
else {
ERR("pv %p is not an SC_HSC_A.\n", (pfdin) ? pfdin->pv : NULL);
return -1;
}
switch (fdint) {
case fdintCABINET_INFO:
TRACE("Cabinet info notification\n");
/* TRACE(" Cabinet name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
TRACE(" Cabinet path: %s\n", debugstr_a(pfdin->psz3));
TRACE(" Cabinet Set#: %d\n", pfdin->setID);
TRACE(" Cabinet Cab#: %d\n", pfdin->iCabinet); */
WARN("SPFILENOTIFY_CABINETINFO undocumented: guess implementation.\n");
ci.CabinetFile = phsc->most_recent_cabinet_name;
ci.CabinetPath = pfdin->psz3;
ci.DiskName = pfdin->psz2;
ci.SetId = pfdin->setID;
ci.CabinetNumber = pfdin->iCabinet;
phsc->msghandler(phsc->context, SPFILENOTIFY_CABINETINFO, (UINT_PTR) &ci, 0);
return 0;
case fdintPARTIAL_FILE:
TRACE("Partial file notification\n");
/* TRACE(" Partial file name: %s\n", debugstr_a(pfdin->psz1)); */
return 0;
case fdintCOPY_FILE:
TRACE("Copy file notification\n");
TRACE(" File name: %s\n", debugstr_a(pfdin->psz1));
/* TRACE(" File size: %ld\n", pfdin->cb);
TRACE(" File date: %u\n", pfdin->date);
TRACE(" File time: %u\n", pfdin->time);
TRACE(" File attr: %u\n", pfdin->attribs); */
fici.NameInCabinet = pfdin->psz1;
fici.FileSize = pfdin->cb;
fici.Win32Error = 0;
fici.DosDate = pfdin->date;
fici.DosTime = pfdin->time;
fici.DosAttribs = pfdin->attribs;
memset(fici.FullTargetName, 0, MAX_PATH);
err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEINCABINET,
(UINT_PTR)&fici, (UINT_PTR)pfdin->psz1);
if (err == FILEOP_DOIT) {
TRACE(" Callback specified filename: %s\n", debugstr_a(fici.FullTargetName));
if (!fici.FullTargetName[0]) {
WARN(" Empty return string causing abort.\n");
SetLastError(ERROR_PATH_NOT_FOUND);
return -1;
}
strcpy( phsc->most_recent_target, fici.FullTargetName );
return sc_cb_open(fici.FullTargetName, _O_BINARY | _O_CREAT | _O_WRONLY, _S_IREAD | _S_IWRITE);
} else {
TRACE(" Callback skipped file.\n");
return 0;
}
case fdintCLOSE_FILE_INFO:
TRACE("Close file notification\n");
/* TRACE(" File name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Exec file? %s\n", (pfdin->cb) ? "Yes" : "No");
TRACE(" File hndl: %d\n", pfdin->hf); */
fp.Source = phsc->most_recent_cabinet_name;
fp.Target = phsc->most_recent_target;
fp.Win32Error = 0;
fp.Flags = 0;
/* the following should be a fixme -- but it occurs too many times */
WARN("Should set file date/time/attribs (and execute files?)\n");
if (sc_cb_close(pfdin->hf))
WARN("_close failed.\n");
err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEEXTRACTED, (UINT_PTR)&fp, 0);
if (err) {
SetLastError(err);
return FALSE;
} else
return TRUE;
case fdintNEXT_CABINET:
TRACE("Next cabinet notification\n");
/* TRACE(" Cabinet name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
TRACE(" Cabinet path: %s\n", debugstr_a(pfdin->psz3));
TRACE(" Cabinet Set#: %d\n", pfdin->setID);
TRACE(" Cabinet Cab#: %d\n", pfdin->iCabinet); */
ci.CabinetFile = pfdin->psz1;
ci.CabinetPath = pfdin->psz3;
ci.DiskName = pfdin->psz2;
ci.SetId = pfdin->setID;
ci.CabinetNumber = pfdin->iCabinet;
/* remember the new cabinet name */
strcpy(phsc->most_recent_cabinet_name, pfdin->psz1);
err = phsc->msghandler(phsc->context, SPFILENOTIFY_NEEDNEWCABINET, (UINT_PTR)&ci, (UINT_PTR)mysterio);
if (err) {
SetLastError(err);
return -1;
} else {
if (mysterio[0]) {
/* some easy paranoia. no such carefulness exists on the wide API IIRC */
lstrcpynA(pfdin->psz3, mysterio, SIZEOF_MYSTERIO);
}
return 0;
}
default:
FIXME("Unknown notification type %d.\n", fdint);
return 0;
}
}
static INT_PTR CDECL sc_FNNOTIFY_W(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
{
FILE_IN_CABINET_INFO_W fici;
PSC_HSC_W phsc;
CABINET_INFO_W ci;
FILEPATHS_W fp;
UINT err;
int len;
WCHAR mysterio[SIZEOF_MYSTERIO]; /* how big? undocumented! */
WCHAR buf[MAX_PATH], buf2[MAX_PATH];
CHAR charbuf[MAX_PATH];
memset(mysterio, 0, SIZEOF_MYSTERIO * sizeof(WCHAR));
memset(buf, 0, MAX_PATH * sizeof(WCHAR));
memset(buf2, 0, MAX_PATH * sizeof(WCHAR));
memset(charbuf, 0, MAX_PATH);
TRACE("(fdint == %d, pfdin == ^%p)\n", fdint, pfdin);
if (pfdin && pfdin->pv && (((PSC_HSC_W) pfdin->pv)->magic == SC_HSC_W_MAGIC))
phsc = pfdin->pv;
else {
ERR("pv %p is not an SC_HSC_W.\n", (pfdin) ? pfdin->pv : NULL);
return -1;
}
switch (fdint) {
case fdintCABINET_INFO:
TRACE("Cabinet info notification\n");
/* TRACE(" Cabinet name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
TRACE(" Cabinet path: %s\n", debugstr_a(pfdin->psz3));
TRACE(" Cabinet Set#: %d\n", pfdin->setID);
TRACE(" Cabinet Cab#: %d\n", pfdin->iCabinet); */
WARN("SPFILENOTIFY_CABINETINFO undocumented: guess implementation.\n");
ci.CabinetFile = phsc->most_recent_cabinet_name;
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz3, -1, buf, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
buf[0] = '\0';
ci.CabinetPath = buf;
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz2, -1, buf2, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
buf2[0] = '\0';
ci.DiskName = buf2;
ci.SetId = pfdin->setID;
ci.CabinetNumber = pfdin->iCabinet;
phsc->msghandler(phsc->context, SPFILENOTIFY_CABINETINFO, (UINT_PTR)&ci, 0);
return 0;
case fdintPARTIAL_FILE:
TRACE("Partial file notification\n");
/* TRACE(" Partial file name: %s\n", debugstr_a(pfdin->psz1)); */
return 0;
case fdintCOPY_FILE:
TRACE("Copy file notification\n");
TRACE(" File name: %s\n", debugstr_a(pfdin->psz1));
/* TRACE(" File size: %ld\n", pfdin->cb);
TRACE(" File date: %u\n", pfdin->date);
TRACE(" File time: %u\n", pfdin->time);
TRACE(" File attr: %u\n", pfdin->attribs); */
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz1, -1, buf2, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
buf2[0] = '\0';
fici.NameInCabinet = buf2;
fici.FileSize = pfdin->cb;
fici.Win32Error = 0;
fici.DosDate = pfdin->date;
fici.DosTime = pfdin->time;
fici.DosAttribs = pfdin->attribs;
memset(fici.FullTargetName, 0, MAX_PATH * sizeof(WCHAR));
err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEINCABINET,
(UINT_PTR)&fici, (UINT_PTR)pfdin->psz1);
if (err == FILEOP_DOIT) {
TRACE(" Callback specified filename: %s\n", debugstr_w(fici.FullTargetName));
if (fici.FullTargetName[0]) {
len = strlenW(fici.FullTargetName) + 1;
if ((len > MAX_PATH ) || (len <= 1))
return 0;
if (!WideCharToMultiByte(CP_ACP, 0, fici.FullTargetName, len, charbuf, MAX_PATH, 0, 0))
return 0;
} else {
WARN("Empty buffer string caused abort.\n");
SetLastError(ERROR_PATH_NOT_FOUND);
return -1;
}
strcpyW( phsc->most_recent_target, fici.FullTargetName );
return sc_cb_open(charbuf, _O_BINARY | _O_CREAT | _O_WRONLY, _S_IREAD | _S_IWRITE);
} else {
TRACE(" Callback skipped file.\n");
return 0;
}
case fdintCLOSE_FILE_INFO:
TRACE("Close file notification\n");
/* TRACE(" File name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Exec file? %s\n", (pfdin->cb) ? "Yes" : "No");
TRACE(" File hndl: %d\n", pfdin->hf); */
fp.Source = phsc->most_recent_cabinet_name;
fp.Target = phsc->most_recent_target;
fp.Win32Error = 0;
fp.Flags = 0;
/* a valid fixme -- but occurs too many times */
/* FIXME("Should set file date/time/attribs (and execute files?)\n"); */
if (sc_cb_close(pfdin->hf))
WARN("_close failed.\n");
err = phsc->msghandler(phsc->context, SPFILENOTIFY_FILEEXTRACTED, (UINT_PTR)&fp, 0);
if (err) {
SetLastError(err);
return FALSE;
} else
return TRUE;
case fdintNEXT_CABINET:
TRACE("Next cabinet notification\n");
/* TRACE(" Cabinet name: %s\n", debugstr_a(pfdin->psz1));
TRACE(" Cabinet disk: %s\n", debugstr_a(pfdin->psz2));
TRACE(" Cabinet path: %s\n", debugstr_a(pfdin->psz3));
TRACE(" Cabinet Set#: %d\n", pfdin->setID);
TRACE(" Cabinet Cab#: %d\n", pfdin->iCabinet); */
/* remember the new cabinet name */
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz1, -1, phsc->most_recent_cabinet_name, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
phsc->most_recent_cabinet_name[0] = '\0';
ci.CabinetFile = phsc->most_recent_cabinet_name;
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz3, -1, buf, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
buf[0] = '\0';
ci.CabinetPath = buf;
len = 1 + MultiByteToWideChar(CP_ACP, 0, pfdin->psz2, -1, buf2, MAX_PATH);
if ((len > MAX_PATH) || (len <= 1))
buf2[0] = '\0';
ci.DiskName = buf2;
ci.SetId = pfdin->setID;
ci.CabinetNumber = pfdin->iCabinet;
err = phsc->msghandler(phsc->context, SPFILENOTIFY_NEEDNEWCABINET, (UINT_PTR)&ci, (UINT_PTR)mysterio);
if (err) {
SetLastError(err);
return -1;
} else {
if (mysterio[0]) {
len = strlenW(mysterio) + 1;
if ((len > 255) || (len <= 1))
return 0;
if (!WideCharToMultiByte(CP_ACP, 0, mysterio, len, pfdin->psz3, 255, 0, 0))
return 0;
}
return 0;
}
default:
FIXME("Unknown notification type %d.\n", fdint);
return 0;
}
}
/***********************************************************************
* SetupIterateCabinetA (SETUPAPI.@)
*/
BOOL WINAPI SetupIterateCabinetA(PCSTR CabinetFile, DWORD Reserved,
PSP_FILE_CALLBACK_A MsgHandler, PVOID Context)
{
SC_HSC_A my_hsc;
ERF erf;
CHAR pszCabinet[MAX_PATH], pszCabPath[MAX_PATH], *p = NULL;
DWORD fpnsize;
BOOL ret;
TRACE("(CabinetFile == %s, Reserved == %u, MsgHandler == ^%p, Context == ^%p)\n",
debugstr_a(CabinetFile), Reserved, MsgHandler, Context);
if (!LoadCABINETDll())
return FALSE;
if (!CabinetFile)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
fpnsize = strlen(CabinetFile);
if (fpnsize >= MAX_PATH) {
SetLastError(ERROR_BAD_PATHNAME);
return FALSE;
}
fpnsize = GetFullPathNameA(CabinetFile, MAX_PATH, pszCabPath, &p);
if (fpnsize > MAX_PATH) {
SetLastError(ERROR_BAD_PATHNAME);
return FALSE;
}
if (p) {
strcpy(pszCabinet, p);
*p = '\0';
} else {
strcpy(pszCabinet, CabinetFile);
pszCabPath[0] = '\0';
}
TRACE("path: %s, cabfile: %s\n", debugstr_a(pszCabPath), debugstr_a(pszCabinet));
/* remember the cabinet name */
strcpy(my_hsc.most_recent_cabinet_name, pszCabinet);
my_hsc.magic = SC_HSC_A_MAGIC;
my_hsc.msghandler = MsgHandler;
my_hsc.context = Context;
my_hsc.hfdi = sc_FDICreate( sc_cb_alloc, sc_cb_free, sc_cb_open, sc_cb_read,
sc_cb_write, sc_cb_close, sc_cb_lseek, cpuUNKNOWN, &erf );
if (!my_hsc.hfdi) return FALSE;
ret = sc_FDICopy(my_hsc.hfdi, pszCabinet, pszCabPath, 0, sc_FNNOTIFY_A, NULL, &my_hsc);
sc_FDIDestroy(my_hsc.hfdi);
return ret;
}
/***********************************************************************
* SetupIterateCabinetW (SETUPAPI.@)
*/
BOOL WINAPI SetupIterateCabinetW(PCWSTR CabinetFile, DWORD Reserved,
PSP_FILE_CALLBACK_W MsgHandler, PVOID Context)
{
CHAR pszCabinet[MAX_PATH], pszCabPath[MAX_PATH];
UINT len;
SC_HSC_W my_hsc;
ERF erf;
WCHAR pszCabPathW[MAX_PATH], *p = NULL;
DWORD fpnsize;
BOOL ret;
TRACE("(CabinetFile == %s, Reserved == %u, MsgHandler == ^%p, Context == ^%p)\n",
debugstr_w(CabinetFile), Reserved, MsgHandler, Context);
if (!LoadCABINETDll())
return FALSE;
if (!CabinetFile)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
fpnsize = GetFullPathNameW(CabinetFile, MAX_PATH, pszCabPathW, &p);
if (fpnsize > MAX_PATH) {
SetLastError(ERROR_BAD_PATHNAME);
return FALSE;
}
if (p) {
strcpyW(my_hsc.most_recent_cabinet_name, p);
*p = 0;
len = WideCharToMultiByte(CP_ACP, 0, pszCabPathW, -1, pszCabPath,
MAX_PATH, 0, 0);
if (!len) return FALSE;
} else {
strcpyW(my_hsc.most_recent_cabinet_name, CabinetFile);
pszCabPath[0] = '\0';
}
len = WideCharToMultiByte(CP_ACP, 0, my_hsc.most_recent_cabinet_name, -1,
pszCabinet, MAX_PATH, 0, 0);
if (!len) return FALSE;
TRACE("path: %s, cabfile: %s\n",
debugstr_a(pszCabPath), debugstr_a(pszCabinet));
my_hsc.magic = SC_HSC_W_MAGIC;
my_hsc.msghandler = MsgHandler;
my_hsc.context = Context;
my_hsc.hfdi = sc_FDICreate( sc_cb_alloc, sc_cb_free, sc_cb_open, sc_cb_read,
sc_cb_write, sc_cb_close, sc_cb_lseek, cpuUNKNOWN, &erf );
if (!my_hsc.hfdi) return FALSE;
ret = sc_FDICopy(my_hsc.hfdi, pszCabinet, pszCabPath, 0, sc_FNNOTIFY_W, NULL, &my_hsc);
sc_FDIDestroy(my_hsc.hfdi);
return ret;
}
/***********************************************************************
* DllMain
*
* PARAMS
* hinstDLL [I] handle to the DLL's instance
* fdwReason [I]
* lpvReserved [I] reserved, must be NULL
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
switch (fdwReason) {
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hinstDLL);
OsVersionInfo.dwOSVersionInfoSize = sizeof(OsVersionInfo);
if (!GetVersionExW((POSVERSIONINFOW)&OsVersionInfo))
return FALSE;
hInstance = (HINSTANCE)hinstDLL;
break;
case DLL_PROCESS_DETACH:
if (lpvReserved) break;
SetupCloseLog();
if (CABINET_hInstance) FreeLibrary(CABINET_hInstance);
break;
}
return TRUE;
}
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