Milestone 5: deliver embedded RDP sessions and lifecycle hardening
This commit is contained in:
Keith Smith
18
third_party/FreeRDP/winpr/libwinpr/sspicli/CMakeLists.txt
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18
third_party/FreeRDP/winpr/libwinpr/sspicli/CMakeLists.txt
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# WinPR: Windows Portable Runtime
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# libwinpr-sspicli cmake build script
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#
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# Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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winpr_module_add(sspicli.c)
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7
third_party/FreeRDP/winpr/libwinpr/sspicli/ModuleOptions.cmake
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7
third_party/FreeRDP/winpr/libwinpr/sspicli/ModuleOptions.cmake
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set(MINWIN_LAYER "0")
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set(MINWIN_GROUP "none")
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set(MINWIN_MAJOR_VERSION "0")
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set(MINWIN_MINOR_VERSION "0")
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set(MINWIN_SHORT_NAME "sspicli")
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set(MINWIN_LONG_NAME "Authentication Functions")
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set(MODULE_LIBRARY_NAME "${MINWIN_SHORT_NAME}")
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306
third_party/FreeRDP/winpr/libwinpr/sspicli/sspicli.c
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306
third_party/FreeRDP/winpr/libwinpr/sspicli/sspicli.c
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@@ -0,0 +1,306 @@
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/**
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* WinPR: Windows Portable Runtime
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* Security Support Provider Interface
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*
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* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <winpr/config.h>
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#include <winpr/assert.h>
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#include <winpr/sspicli.h>
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/**
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* sspicli.dll:
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*
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* EnumerateSecurityPackagesA
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* EnumerateSecurityPackagesW
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* GetUserNameExW
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* ImportSecurityContextA
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* LogonUser
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* LogonUserEx
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* LogonUserExExW
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* SspiCompareAuthIdentities
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* SspiCopyAuthIdentity
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* SspiDecryptAuthIdentity
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* SspiEncodeAuthIdentityAsStrings
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* SspiEncodeStringsAsAuthIdentity
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* SspiEncryptAuthIdentity
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* SspiExcludePackage
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* SspiFreeAuthIdentity
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* SspiGetTargetHostName
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* SspiIsAuthIdentityEncrypted
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* SspiLocalFree
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* SspiMarshalAuthIdentity
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* SspiPrepareForCredRead
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* SspiPrepareForCredWrite
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* SspiUnmarshalAuthIdentity
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* SspiValidateAuthIdentity
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* SspiZeroAuthIdentity
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*/
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#ifndef _WIN32
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#include <winpr/crt.h>
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#ifdef WINPR_HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if defined(WINPR_HAVE_GETPWUID_R)
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#include <sys/types.h>
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#endif
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#include <pthread.h>
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#include <pwd.h>
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#include <grp.h>
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#include "../handle/handle.h"
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#include "../security/security.h"
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static BOOL LogonUserCloseHandle(HANDLE handle);
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static BOOL LogonUserIsHandled(HANDLE handle)
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{
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return WINPR_HANDLE_IS_HANDLED(handle, HANDLE_TYPE_ACCESS_TOKEN, FALSE);
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}
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static int LogonUserGetFd(HANDLE handle)
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{
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WINPR_ACCESS_TOKEN* pLogonUser = (WINPR_ACCESS_TOKEN*)handle;
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if (!LogonUserIsHandled(handle))
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return -1;
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/* TODO: File fd not supported */
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(void)pLogonUser;
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return -1;
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}
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BOOL LogonUserCloseHandle(HANDLE handle)
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{
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WINPR_ACCESS_TOKEN* token = (WINPR_ACCESS_TOKEN*)handle;
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if (!handle || !LogonUserIsHandled(handle))
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return FALSE;
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free(token->Username);
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free(token->Domain);
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free(token);
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return TRUE;
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}
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static HANDLE_OPS ops = { LogonUserIsHandled,
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LogonUserCloseHandle,
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LogonUserGetFd,
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nullptr, /* CleanupHandle */
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr };
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BOOL LogonUserA(LPCSTR lpszUsername, LPCSTR lpszDomain, WINPR_ATTR_UNUSED LPCSTR lpszPassword,
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WINPR_ATTR_UNUSED DWORD dwLogonType, WINPR_ATTR_UNUSED DWORD dwLogonProvider,
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PHANDLE phToken)
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{
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if (!lpszUsername)
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return FALSE;
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WINPR_ACCESS_TOKEN* token = (WINPR_ACCESS_TOKEN*)calloc(1, sizeof(WINPR_ACCESS_TOKEN));
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if (!token)
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return FALSE;
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WINPR_HANDLE_SET_TYPE_AND_MODE(token, HANDLE_TYPE_ACCESS_TOKEN, WINPR_FD_READ);
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token->common.ops = &ops;
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token->Username = _strdup(lpszUsername);
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if (!token->Username)
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goto fail;
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if (lpszDomain)
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{
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token->Domain = _strdup(lpszDomain);
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if (!token->Domain)
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goto fail;
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}
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{
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long buflen = sysconf(_SC_GETPW_R_SIZE_MAX);
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if (buflen < 0)
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buflen = 8196;
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{
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const size_t s = 1ULL + (size_t)buflen;
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char* buf = (char*)calloc(s, sizeof(char));
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if (!buf)
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goto fail;
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{
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struct passwd pwd = WINPR_C_ARRAY_INIT;
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struct passwd* pw = nullptr;
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const int rc = getpwnam_r(lpszUsername, &pwd, buf,
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WINPR_ASSERTING_INT_CAST(size_t, buflen), &pw);
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free(buf);
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if ((rc == 0) && pw)
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{
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token->UserId = (DWORD)pw->pw_uid;
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token->GroupId = (DWORD)pw->pw_gid;
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}
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*((ULONG_PTR*)phToken) = (ULONG_PTR)token;
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return TRUE;
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}
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}
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}
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fail:
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free(token->Username);
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free(token->Domain);
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free(token);
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return FALSE;
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}
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BOOL LogonUserW(WINPR_ATTR_UNUSED LPCWSTR lpszUsername, WINPR_ATTR_UNUSED LPCWSTR lpszDomain,
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WINPR_ATTR_UNUSED LPCWSTR lpszPassword, WINPR_ATTR_UNUSED DWORD dwLogonType,
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WINPR_ATTR_UNUSED DWORD dwLogonProvider, WINPR_ATTR_UNUSED PHANDLE phToken)
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{
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WLog_ERR("TODO", "TODO: implement");
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return TRUE;
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}
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BOOL LogonUserExA(WINPR_ATTR_UNUSED LPCSTR lpszUsername, WINPR_ATTR_UNUSED LPCSTR lpszDomain,
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WINPR_ATTR_UNUSED LPCSTR lpszPassword, WINPR_ATTR_UNUSED DWORD dwLogonType,
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WINPR_ATTR_UNUSED DWORD dwLogonProvider, WINPR_ATTR_UNUSED PHANDLE phToken,
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WINPR_ATTR_UNUSED PSID* ppLogonSid, WINPR_ATTR_UNUSED PVOID* ppProfileBuffer,
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WINPR_ATTR_UNUSED LPDWORD pdwProfileLength,
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WINPR_ATTR_UNUSED PQUOTA_LIMITS pQuotaLimits)
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{
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WLog_ERR("TODO", "TODO: implement");
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return TRUE;
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}
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BOOL LogonUserExW(WINPR_ATTR_UNUSED LPCWSTR lpszUsername, WINPR_ATTR_UNUSED LPCWSTR lpszDomain,
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WINPR_ATTR_UNUSED LPCWSTR lpszPassword, WINPR_ATTR_UNUSED DWORD dwLogonType,
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WINPR_ATTR_UNUSED DWORD dwLogonProvider, WINPR_ATTR_UNUSED PHANDLE phToken,
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WINPR_ATTR_UNUSED PSID* ppLogonSid, WINPR_ATTR_UNUSED PVOID* ppProfileBuffer,
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WINPR_ATTR_UNUSED LPDWORD pdwProfileLength,
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WINPR_ATTR_UNUSED PQUOTA_LIMITS pQuotaLimits)
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{
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WLog_ERR("TODO", "TODO: implement");
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return TRUE;
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}
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BOOL GetUserNameExA(EXTENDED_NAME_FORMAT NameFormat, LPSTR lpNameBuffer, PULONG nSize)
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{
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WINPR_ASSERT(lpNameBuffer);
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WINPR_ASSERT(nSize);
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switch (NameFormat)
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{
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case NameSamCompatible:
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#if defined(WINPR_HAVE_GETPWUID_R)
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{
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int rc = 0;
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struct passwd pwd = WINPR_C_ARRAY_INIT;
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struct passwd* result = nullptr;
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uid_t uid = getuid();
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rc = getpwuid_r(uid, &pwd, lpNameBuffer, *nSize, &result);
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if (rc != 0)
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return FALSE;
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if (result == nullptr)
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return FALSE;
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}
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#elif defined(WINPR_HAVE_GETLOGIN_R)
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if (getlogin_r(lpNameBuffer, *nSize) != 0)
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return FALSE;
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#else
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{
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const char* name = getlogin();
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if (!name)
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return FALSE;
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strncpy(lpNameBuffer, name, strnlen(name, *nSize));
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}
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#endif
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{
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const size_t len = strnlen(lpNameBuffer, *nSize);
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if (len > UINT32_MAX)
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return FALSE;
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*nSize = (ULONG)len;
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}
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return TRUE;
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case NameFullyQualifiedDN:
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case NameDisplay:
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case NameUniqueId:
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case NameCanonical:
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case NameUserPrincipal:
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case NameCanonicalEx:
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case NameServicePrincipal:
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case NameDnsDomain:
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break;
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default:
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break;
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}
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return FALSE;
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}
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BOOL GetUserNameExW(EXTENDED_NAME_FORMAT NameFormat, LPWSTR lpNameBuffer, PULONG nSize)
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{
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BOOL rc = FALSE;
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char* name = nullptr;
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WINPR_ASSERT(nSize);
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WINPR_ASSERT(lpNameBuffer);
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name = calloc(1, *nSize + 1);
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if (!name)
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goto fail;
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if (!GetUserNameExA(NameFormat, name, nSize))
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goto fail;
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{
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const SSIZE_T res = ConvertUtf8ToWChar(name, lpNameBuffer, *nSize);
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if ((res < 0) || (res >= UINT32_MAX))
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goto fail;
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*nSize = (UINT32)res + 1;
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}
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rc = TRUE;
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fail:
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free(name);
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return rc;
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}
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#endif
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