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/**
* WinPR: Windows Portable Runtime
* Security Support Provider Interface
*
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <winpr/config.h>
#include <winpr/assert.h>
#include <winpr/sspicli.h>
/**
* sspicli.dll:
*
* EnumerateSecurityPackagesA
* EnumerateSecurityPackagesW
* GetUserNameExW
* ImportSecurityContextA
* LogonUser
* LogonUserEx
* LogonUserExExW
* SspiCompareAuthIdentities
* SspiCopyAuthIdentity
* SspiDecryptAuthIdentity
* SspiEncodeAuthIdentityAsStrings
* SspiEncodeStringsAsAuthIdentity
* SspiEncryptAuthIdentity
* SspiExcludePackage
* SspiFreeAuthIdentity
* SspiGetTargetHostName
* SspiIsAuthIdentityEncrypted
* SspiLocalFree
* SspiMarshalAuthIdentity
* SspiPrepareForCredRead
* SspiPrepareForCredWrite
* SspiUnmarshalAuthIdentity
* SspiValidateAuthIdentity
* SspiZeroAuthIdentity
*/
#ifndef _WIN32
#include <winpr/crt.h>
#ifdef WINPR_HAVE_UNISTD_H
#include <unistd.h>
#endif
#if defined(WINPR_HAVE_GETPWUID_R)
#include <sys/types.h>
#endif
#include <pthread.h>
#include <pwd.h>
#include <grp.h>
#include "../handle/handle.h"
#include "../security/security.h"
static BOOL LogonUserCloseHandle(HANDLE handle);
static BOOL LogonUserIsHandled(HANDLE handle)
{
return WINPR_HANDLE_IS_HANDLED(handle, HANDLE_TYPE_ACCESS_TOKEN, FALSE);
}
static int LogonUserGetFd(HANDLE handle)
{
WINPR_ACCESS_TOKEN* pLogonUser = (WINPR_ACCESS_TOKEN*)handle;
if (!LogonUserIsHandled(handle))
return -1;
/* TODO: File fd not supported */
(void)pLogonUser;
return -1;
}
BOOL LogonUserCloseHandle(HANDLE handle)
{
WINPR_ACCESS_TOKEN* token = (WINPR_ACCESS_TOKEN*)handle;
if (!handle || !LogonUserIsHandled(handle))
return FALSE;
free(token->Username);
free(token->Domain);
free(token);
return TRUE;
}
static HANDLE_OPS ops = { LogonUserIsHandled,
LogonUserCloseHandle,
LogonUserGetFd,
NULL, /* CleanupHandle */
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL };
BOOL LogonUserA(LPCSTR lpszUsername, LPCSTR lpszDomain, LPCSTR lpszPassword, DWORD dwLogonType,
DWORD dwLogonProvider, PHANDLE phToken)
{
struct passwd* pw = NULL;
WINPR_ACCESS_TOKEN* token = NULL;
if (!lpszUsername)
return FALSE;
token = (WINPR_ACCESS_TOKEN*)calloc(1, sizeof(WINPR_ACCESS_TOKEN));
if (!token)
return FALSE;
WINPR_HANDLE_SET_TYPE_AND_MODE(token, HANDLE_TYPE_ACCESS_TOKEN, WINPR_FD_READ);
token->common.ops = &ops;
token->Username = _strdup(lpszUsername);
if (!token->Username)
{
free(token);
return FALSE;
}
if (lpszDomain)
{
token->Domain = _strdup(lpszDomain);
if (!token->Domain)
{
free(token->Username);
free(token);
return FALSE;
}
}
pw = getpwnam(lpszUsername);
if (pw)
{
token->UserId = (DWORD)pw->pw_uid;
token->GroupId = (DWORD)pw->pw_gid;
}
*((ULONG_PTR*)phToken) = (ULONG_PTR)token;
return TRUE;
}
BOOL LogonUserW(LPCWSTR lpszUsername, LPCWSTR lpszDomain, LPCWSTR lpszPassword, DWORD dwLogonType,
DWORD dwLogonProvider, PHANDLE phToken)
{
return TRUE;
}
BOOL LogonUserExA(LPCSTR lpszUsername, LPCSTR lpszDomain, LPCSTR lpszPassword, DWORD dwLogonType,
DWORD dwLogonProvider, PHANDLE phToken, PSID* ppLogonSid, PVOID* ppProfileBuffer,
LPDWORD pdwProfileLength, PQUOTA_LIMITS pQuotaLimits)
{
return TRUE;
}
BOOL LogonUserExW(LPCWSTR lpszUsername, LPCWSTR lpszDomain, LPCWSTR lpszPassword, DWORD dwLogonType,
DWORD dwLogonProvider, PHANDLE phToken, PSID* ppLogonSid, PVOID* ppProfileBuffer,
LPDWORD pdwProfileLength, PQUOTA_LIMITS pQuotaLimits)
{
return TRUE;
}
BOOL GetUserNameExA(EXTENDED_NAME_FORMAT NameFormat, LPSTR lpNameBuffer, PULONG nSize)
{
WINPR_ASSERT(lpNameBuffer);
WINPR_ASSERT(nSize);
switch (NameFormat)
{
case NameSamCompatible:
#if defined(WINPR_HAVE_GETPWUID_R)
{
int rc = 0;
struct passwd pwd = { 0 };
struct passwd* result = NULL;
uid_t uid = getuid();
rc = getpwuid_r(uid, &pwd, lpNameBuffer, *nSize, &result);
if (rc != 0)
return FALSE;
if (result == NULL)
return FALSE;
}
#elif defined(WINPR_HAVE_GETLOGIN_R)
if (getlogin_r(lpNameBuffer, *nSize) != 0)
return FALSE;
#else
{
const char* name = getlogin();
if (!name)
return FALSE;
strncpy(lpNameBuffer, name, strnlen(name, *nSize));
}
#endif
*nSize = strnlen(lpNameBuffer, *nSize);
return TRUE;
case NameFullyQualifiedDN:
case NameDisplay:
case NameUniqueId:
case NameCanonical:
case NameUserPrincipal:
case NameCanonicalEx:
case NameServicePrincipal:
case NameDnsDomain:
break;
default:
break;
}
return FALSE;
}
BOOL GetUserNameExW(EXTENDED_NAME_FORMAT NameFormat, LPWSTR lpNameBuffer, PULONG nSize)
{
BOOL rc = FALSE;
char* name = NULL;
WINPR_ASSERT(nSize);
WINPR_ASSERT(lpNameBuffer);
name = calloc(1, *nSize + 1);
if (!name)
goto fail;
if (!GetUserNameExA(NameFormat, name, nSize))
goto fail;
const SSIZE_T res = ConvertUtf8ToWChar(name, lpNameBuffer, *nSize);
if (res < 0)
goto fail;
*nSize = res + 1;
rc = TRUE;
fail:
free(name);
return rc;
}
#endif
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