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- Don't limit the size of the property that can be retrieved by

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MsiGetProperty.
- Make MsiGetProperty A/W implementations more consistent.
This commit is contained in:
Mike McCormack 2004-11-28 14:53:46 +00:00 committed by Alexandre Julliard
parent 1635947fe0
commit 181705cbbd
2 changed files with 90 additions and 89 deletions
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1
dlls/msi/msipriv.h
View File

@ -278,6 +278,7 @@ extern UINT MSI_RecordSetInteger( MSIRECORD *, unsigned int, int );
extern UINT MSI_RecordSetStringW( MSIRECORD *, unsigned int, LPCWSTR );
extern BOOL MSI_RecordIsNull( MSIRECORD *, unsigned int );
extern UINT MSI_RecordGetStringW( MSIRECORD * , unsigned int, LPWSTR, DWORD *);
extern UINT MSI_RecordGetStringA( MSIRECORD *, unsigned int, LPSTR, DWORD *);
extern int MSI_RecordGetInteger( MSIRECORD *, unsigned int );
extern UINT MSI_RecordReadStream( MSIRECORD *, unsigned int, char *, DWORD *);
extern unsigned int MSI_RecordGetFieldCount( MSIRECORD *rec );

178
dlls/msi/package.c
View File

@ -708,111 +708,49 @@ UINT WINAPI MsiSetPropertyW( MSIHANDLE hInstall, LPCWSTR szName, LPCWSTR szValue
return ret;
}
UINT WINAPI MsiGetPropertyA(MSIHANDLE hInstall, LPCSTR szName, LPSTR szValueBuf, DWORD* pchValueBuf)
static UINT MSI_GetPropertyRow(MSIPACKAGE *package, LPCWSTR szName, MSIRECORD **row)
{
LPWSTR szwName = NULL, szwValueBuf = NULL;
UINT hr = ERROR_INSTALL_FAILURE;
MSIQUERY *view;
UINT rc, sz;
static const WCHAR select[]=
{'s','e','l','e','c','t',' ','V','a','l','u','e',' ','f','r','o','m',' '
,'_','P','r','o','p','e','r','t','y',' ','w','h','e','r','e',' '
,'_','P','r','o','p','e','r','t','y','=','`','%','s','`',0};
LPWSTR query;
if (0 == hInstall) {
return ERROR_INVALID_HANDLE;
}
if (NULL == szName) {
return ERROR_INVALID_PARAMETER;
}
if (NULL != szValueBuf && NULL == pchValueBuf) {
return ERROR_INVALID_PARAMETER;
}
if (!szName)
return ERROR_INVALID_PARAMETER;
TRACE("%lu %s %lu\n", hInstall, debugstr_a(szName), *pchValueBuf);
sz = sizeof select + strlenW(szName)*sizeof(WCHAR);
query = HeapAlloc(GetProcessHeap(), 0, sz);
sprintfW(query,select,szName);
if( szName )
rc = MSI_DatabaseOpenViewW(package->db, query, &view);
HeapFree(GetProcessHeap(), 0, query);
if (rc == ERROR_SUCCESS)
{
UINT len = MultiByteToWideChar( CP_ACP, 0, szName, -1, NULL, 0 );
szwName = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
if( !szwName )
goto end;
MultiByteToWideChar( CP_ACP, 0, szName, -1, szwName, len );
} else {
return ERROR_INVALID_PARAMETER;
}
if( szValueBuf )
{
szwValueBuf = HeapAlloc( GetProcessHeap(), 0, (*pchValueBuf) * sizeof(WCHAR) );
if( !szwValueBuf )
goto end;
rc = MSI_ViewExecute(view, 0);
if (rc == ERROR_SUCCESS)
rc = MSI_ViewFetch(view,row);
MSI_ViewClose(view);
msiobj_release(&view->hdr);
}
if( *pchValueBuf > 0 )
{
/* be sure to blank the string first */
szValueBuf[0]=0;
}
hr = MsiGetPropertyW( hInstall, szwName, szwValueBuf, pchValueBuf );
if( *pchValueBuf > 0 )
{
WideCharToMultiByte(CP_ACP, 0, szwValueBuf, -1, szValueBuf, *pchValueBuf, NULL, NULL);
}
end:
if( szwName )
HeapFree( GetProcessHeap(), 0, szwName );
if( szwValueBuf )
HeapFree( GetProcessHeap(), 0, szwValueBuf );
return hr;
return rc;
}
UINT MSI_GetPropertyW(MSIPACKAGE *package, LPCWSTR szName,
LPWSTR szValueBuf, DWORD* pchValueBuf)
{
MSIQUERY *view;
MSIRECORD *row;
UINT rc;
WCHAR Query[1024]=
{'s','e','l','e','c','t',' ','V','a','l','u','e',' ','f','r','o','m',' '
,'_','P','r','o','p','e','r','t','y',' ','w','h','e','r','e',' '
,'_','P','r','o','p','e','r','t','y','=','`',0};
static const WCHAR szEnd[]={'`',0};
if (NULL == szName) {
return ERROR_INVALID_PARAMETER;
}
strcatW(Query,szName);
strcatW(Query,szEnd);
rc = MSI_DatabaseOpenViewW(package->db, Query, &view);
rc = MSI_GetPropertyRow(package, szName, &row);
if (rc == ERROR_SUCCESS)
{
DWORD sz;
WCHAR value[0x100];
/* even on unsuccessful lookup native msi blanks this string */
if (*pchValueBuf > 0)
szValueBuf[0] = 0;
rc = MSI_ViewExecute(view, 0);
if (rc != ERROR_SUCCESS)
{
MSI_ViewClose(view);
msiobj_release(&view->hdr);
return rc;
}
rc = MSI_ViewFetch(view,&row);
if (rc == ERROR_SUCCESS)
{
sz=0x100;
rc = MSI_RecordGetStringW(row,1,value,&sz);
strncpyW(szValueBuf,value,min(sz+1,*pchValueBuf));
*pchValueBuf = sz+1;
msiobj_release(&row->hdr);
}
MSI_ViewClose(view);
msiobj_release(&view->hdr);
rc = MSI_RecordGetStringW(row,1,szValueBuf,pchValueBuf);
msiobj_release(&row->hdr);
}
if (rc == ERROR_SUCCESS)
@ -827,6 +765,61 @@ UINT MSI_GetPropertyW(MSIPACKAGE *package, LPCWSTR szName,
return rc;
}
UINT MSI_GetPropertyA(MSIPACKAGE *package, LPCSTR szName,
LPSTR szValueBuf, DWORD* pchValueBuf)
{
MSIRECORD *row;
UINT rc, len;
LPWSTR szwName;
len = MultiByteToWideChar( CP_ACP, 0, szName, -1, NULL, 0 );
szwName = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
if (!szwName)
return ERROR_NOT_ENOUGH_MEMORY;
MultiByteToWideChar( CP_ACP, 0, szName, -1, szwName, len );
rc = MSI_GetPropertyRow(package, szwName, &row);
if (rc == ERROR_SUCCESS)
{
rc = MSI_RecordGetStringA(row,1,szValueBuf,pchValueBuf);
msiobj_release(&row->hdr);
}
if (rc == ERROR_SUCCESS)
TRACE("returning %s for property %s\n", debugstr_a(szValueBuf),
debugstr_a(szName));
else
{
*pchValueBuf = 0;
TRACE("property not found\n");
}
HeapFree( GetProcessHeap(), 0, szwName );
return rc;
}
UINT WINAPI MsiGetPropertyA(MSIHANDLE hInstall, LPCSTR szName, LPSTR szValueBuf, DWORD* pchValueBuf)
{
MSIPACKAGE *package;
UINT ret;
TRACE("%lu %s %lu\n", hInstall, debugstr_a(szName), *pchValueBuf);
if (0 == hInstall)
return ERROR_INVALID_HANDLE;
if (NULL == szName)
return ERROR_INVALID_PARAMETER;
if (NULL != szValueBuf && NULL == pchValueBuf)
return ERROR_INVALID_PARAMETER;
package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE);
if (!package)
return ERROR_INVALID_HANDLE;
ret = MSI_GetPropertyA(package, szName, szValueBuf, pchValueBuf );
msiobj_release( &package->hdr );
return ret;
}
UINT WINAPI MsiGetPropertyW(MSIHANDLE hInstall, LPCWSTR szName,
LPWSTR szValueBuf, DWORD* pchValueBuf)
@ -834,8 +827,15 @@ UINT WINAPI MsiGetPropertyW(MSIHANDLE hInstall, LPCWSTR szName,
MSIPACKAGE *package;
UINT ret;
if (0 == hInstall)
return ERROR_INVALID_HANDLE;
if (NULL == szName)
return ERROR_INVALID_PARAMETER;
if (NULL != szValueBuf && NULL == pchValueBuf)
return ERROR_INVALID_PARAMETER;
package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE);
if( !package)
if (!package)
return ERROR_INVALID_HANDLE;
ret = MSI_GetPropertyW(package, szName, szValueBuf, pchValueBuf );
msiobj_release( &package->hdr );