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implement group name l;ookup on windows

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@22508 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
rfm 2006-02-17 06:39:21 +00:00
parent 187f32ab13
commit cd6b8238f3
1 changed files with 93 additions and 3 deletions
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96
Source/NSFileManager.m
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@ -2811,17 +2811,107 @@ static NSSet *fileKeys = nil;
- (NSString*) fileGroupOwnerAccountName
{
NSString *result = @"UnknownGroup";
NSString *group = @"UnknownGroup";
#if defined(__MINGW32__)
DWORD returnCode = 0;
PSID sidOwner;
BOOL result = TRUE;
_CHAR account[BUFSIZ];
_CHAR domain[BUFSIZ];
DWORD accountSize = 1024;
DWORD domainSize = 1024;
SID_NAME_USE eUse = SidTypeUnknown;
HANDLE hFile;
PSECURITY_DESCRIPTOR pSD;
// Get the handle of the file object.
hFile = CreateFileW(
_path,
GENERIC_READ,
FILE_SHARE_READ,
0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
0);
// Check GetLastError for CreateFile error code.
if (hFile == INVALID_HANDLE_VALUE)
{
DWORD dwErrorCode = 0;
dwErrorCode = GetLastError();
NSDebugMLog(@"Error %d getting file handle for '%S'",
dwErrorCode, _path);
return group;
}
// Get the group SID of the file.
returnCode = GetSecurityInfo(
hFile,
SE_FILE_OBJECT,
GROUP_SECURITY_INFORMATION,
0,
&sidOwner,
0,
0,
&pSD);
CloseHandle(hFile);
// Check GetLastError for GetSecurityInfo error condition.
if (returnCode != ERROR_SUCCESS)
{
DWORD dwErrorCode = 0;
dwErrorCode = GetLastError();
NSDebugMLog(@"Error %d getting security info for '%S'",
dwErrorCode, _path);
return group;
}
// First call to LookupAccountSid to get the buffer sizes.
result = LookupAccountSidW(
0, // local computer
sidOwner,
account,
(LPDWORD)&accountSize,
domain,
(LPDWORD)&domainSize,
&eUse);
// Check GetLastError for LookupAccountSid error condition.
if (result == FALSE)
{
DWORD dwErrorCode = 0;
dwErrorCode = GetLastError();
if (dwErrorCode == ERROR_NONE_MAPPED)
NSDebugMLog(@"Error %d in LookupAccountSid for '%S'", _path);
else
NSDebugMLog(@"Error %d getting security info for '%S'",
dwErrorCode, _path);
return group;
}
if (accountSize >= 1024)
{
NSDebugMLog(@"Account name for '%S' is unreasonably long", _path);
return group;
}
return [NSString stringWithCharacters: account length: accountSize];
#else
#if defined(HAVE_GRP_H)
struct group *gp;
gp = getgrgid(statbuf.st_gid);
if (gp != 0)
{
result = [NSString stringWithCString: gp->gr_name];
group = [NSString stringWithCString: gp->gr_name];
}
#endif
return result;
#endif
return group;
}
- (int) fileHFSCreatorCode