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Handle copying of the install package to a temporary file in one place 

only.
This commit is contained in:
Mike McCormack 2005-09-25 15:14:32 +00:00 committed by Alexandre Julliard
parent 0c9468d66b
commit 786920b7b6
2 changed files with 41 additions and 46 deletions
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24
dlls/msi/msi.c
View File

@ -199,41 +199,21 @@ UINT WINAPI MsiInstallProductW(LPCWSTR szPackagePath, LPCWSTR szCommandLine)
MSIPACKAGE *package = NULL;
UINT r;
MSIHANDLE handle;
WCHAR path[MAX_PATH];
WCHAR filename[MAX_PATH];
static const WCHAR szMSI[] = {'M','S','I',0};
FIXME("%s %s\n",debugstr_w(szPackagePath), debugstr_w(szCommandLine));
r = MsiVerifyPackageW(szPackagePath);
r = MSI_OpenPackageW( szPackagePath, &package );
if (r != ERROR_SUCCESS)
return r;
/* copy the msi file to a temp file to pervent locking a CD
* with a multi disc install
*/
GetTempPathW(MAX_PATH, path);
GetTempFileNameW(path, szMSI, 0, filename);
CopyFileW(szPackagePath, filename, FALSE);
TRACE("Opening relocated package %s\n",debugstr_w(filename));
r = MSI_OpenPackageW(filename, &package);
if (r != ERROR_SUCCESS)
{
DeleteFileW(filename);
return r;
}
handle = alloc_msihandle( &package->hdr );
r = ACTION_DoTopLevelINSTALL(package, szPackagePath, szCommandLine,
filename);
szPackagePath);
MsiCloseHandle(handle);
msiobj_release( &package->hdr );
DeleteFileW(filename);
return r;
}

63
dlls/msi/package.c
View File

@ -406,6 +406,34 @@ MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *db )
return package;
}
/*
* copy_package_to_temp [internal]
*
* copy the msi file to a temp file to prevent locking a CD
* with a multi disc install
*
* FIXME: I think this is wrong, and instead of copying the package,
* we should read all the tables to memory, then open the
* database to read binary streams on demand.
*/
static LPCWSTR copy_package_to_temp( LPCWSTR szPackage, LPWSTR filename )
{
WCHAR path[MAX_PATH];
static const WCHAR szMSI[] = {'M','S','I',0};
GetTempPathW( MAX_PATH, path );
GetTempFileNameW( path, szMSI, 0, filename );
if( !CopyFileW( szPackage, filename, FALSE ) )
{
ERR("failed to copy package to temp path %s\n", debugstr_w(filename) );
return szPackage;
}
TRACE("Opening relocated package %s\n", debugstr_w( filename ));
return filename;
}
UINT MSI_OpenPackageW(LPCWSTR szPackage, MSIPACKAGE **pPackage)
{
MSIDATABASE *db = NULL;
@ -413,6 +441,7 @@ UINT MSI_OpenPackageW(LPCWSTR szPackage, MSIPACKAGE **pPackage)
MSIHANDLE handle;
DWORD size;
static const WCHAR szProductCode[]= {'P','r','o','d','u','c','t','C','o','d','e',0};
UINT r;
TRACE("%s %p\n", debugstr_w(szPackage), pPackage);
@ -425,7 +454,14 @@ UINT MSI_OpenPackageW(LPCWSTR szPackage, MSIPACKAGE **pPackage)
}
else
{
UINT r = MSI_OpenDatabaseW(szPackage, MSIDBOPEN_READONLY, &db);
WCHAR temppath[MAX_PATH];
LPCWSTR file = copy_package_to_temp( szPackage, temppath );
r = MSI_OpenDatabaseW( file, MSIDBOPEN_READONLY, &db );
if (file != szPackage)
DeleteFileW( file );
if( r != ERROR_SUCCESS )
return r;
}
@ -466,40 +502,19 @@ UINT WINAPI MsiOpenPackageExW(LPCWSTR szPackage, DWORD dwOptions, MSIHANDLE *phP
{
MSIPACKAGE *package = NULL;
UINT ret;
WCHAR path[MAX_PATH];
WCHAR filename[MAX_PATH];
static const WCHAR szMSI[] = {'M','S','I',0};
TRACE("%s %08lx %p\n",debugstr_w(szPackage), dwOptions, phPackage);
/* copy the msi file to a temp file to pervent locking a CD
* with a multi disc install
*/
if( szPackage[0] == '#' )
strcpyW(filename,szPackage);
else
{
GetTempPathW(MAX_PATH, path);
GetTempFileNameW(path, szMSI, 0, filename);
CopyFileW(szPackage, filename, FALSE);
TRACE("Opening relocated package %s\n",debugstr_w(filename));
}
TRACE("%s %08lx %p\n", debugstr_w(szPackage), dwOptions, phPackage );
if( dwOptions )
FIXME("dwOptions %08lx not supported\n", dwOptions);
ret = MSI_OpenPackageW( filename, &package);
ret = MSI_OpenPackageW( szPackage, &package );
if( ret == ERROR_SUCCESS )
{
*phPackage = alloc_msihandle( &package->hdr );
msiobj_release( &package->hdr );
}
if( szPackage[0] != '#' )
DeleteFileW(filename);
return ret;
}