Sweden-Number/dlls/kerberos/krb5_ap.c

176 lines
4.9 KiB
C

/*
* Copyright 2017 Dmitry Timoshkov
*
* Kerberos5 Authentication Package
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#ifdef HAVE_KRB5_KRB5_H
#include <krb5/krb5.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "sspi.h"
#include "ntsecapi.h"
#include "ntsecpkg.h"
#include "winternl.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(krb5);
static ULONG krb5_package_id;
static LSA_DISPATCH_TABLE lsa_dispatch;
#ifdef SONAME_LIBKRB5
static void *libkrb5_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p_##f
MAKE_FUNCPTR(krb5_init_context);
#undef MAKE_FUNCPTR
static void load_krb5(void)
{
if (!(libkrb5_handle = wine_dlopen(SONAME_LIBKRB5, RTLD_NOW, NULL, 0)))
{
WARN("Failed to load %s, Kerberos support will be disabled\n", SONAME_LIBKRB5);
return;
}
#define LOAD_FUNCPTR(f) \
if (!(p_##f = wine_dlsym(libkrb5_handle, #f, NULL, 0))) \
{ \
ERR("Failed to load %s\n", #f); \
goto fail; \
}
LOAD_FUNCPTR(krb5_init_context)
#undef LOAD_FUNCPTR
return;
fail:
wine_dlclose(libkrb5_handle, NULL, 0);
libkrb5_handle = NULL;
}
#else /* SONAME_LIBKRB5 */
static void load_krb5(void)
{
WARN("Kerberos support was not provided at compile time\n");
}
#endif /* SONAME_LIBKRB5 */
static NTSTATUS NTAPI krb5_LsaApInitializePackage(ULONG package_id, PLSA_DISPATCH_TABLE dispatch,
PLSA_STRING database, PLSA_STRING confidentiality, PLSA_STRING *package_name)
{
char *krb5_name;
load_krb5();
krb5_package_id = package_id;
lsa_dispatch = *dispatch;
krb5_name = lsa_dispatch.AllocateLsaHeap(sizeof(MICROSOFT_KERBEROS_NAME_A));
if (!krb5_name) return STATUS_NO_MEMORY;
memcpy(krb5_name, MICROSOFT_KERBEROS_NAME_A, sizeof(MICROSOFT_KERBEROS_NAME_A));
*package_name = lsa_dispatch.AllocateLsaHeap(sizeof(**package_name));
if (!*package_name)
{
lsa_dispatch.FreeLsaHeap(krb5_name);
return STATUS_NO_MEMORY;
}
RtlInitString(*package_name, krb5_name);
return STATUS_SUCCESS;
}
static NTSTATUS NTAPI krb5_LsaApCallPackageUntrusted(PLSA_CLIENT_REQUEST request,
PVOID in_buffer, PVOID client_buffer_base, ULONG in_buffer_length,
PVOID *out_buffer, PULONG out_buffer_length, PNTSTATUS status)
{
FIXME("%p,%p,%p,%u,%p,%p,%p: stub\n", request, in_buffer, client_buffer_base,
in_buffer_length, out_buffer, out_buffer_length, status);
*status = STATUS_NOT_IMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
static SECPKG_FUNCTION_TABLE krb5_table =
{
krb5_LsaApInitializePackage, /* InitializePackage */
NULL, /* LsaLogonUser */
NULL, /* CallPackage */
NULL, /* LogonTerminated */
krb5_LsaApCallPackageUntrusted, /* CallPackageUntrusted */
NULL, /* CallPackagePassthrough */
NULL, /* LogonUserEx */
NULL, /* LogonUserEx2 */
NULL, /* Initialize */
NULL, /* Shutdown */
NULL, /* SpGetInfoUnified */
NULL, /* AcceptCredentials */
NULL, /* SpAcquireCredentialsHandle */
NULL, /* SpQueryCredentialsAttributes */
NULL, /* FreeCredentialsHandle */
NULL, /* SaveCredentials */
NULL, /* GetCredentials */
NULL, /* DeleteCredentials */
NULL, /* InitLsaModeContext */
NULL, /* AcceptLsaModeContext */
NULL, /* DeleteContext */
NULL, /* ApplyControlToken */
NULL, /* GetUserInfo */
NULL, /* GetExtendedInformation */
NULL, /* SpQueryContextAttributes */
NULL, /* SpAddCredentials */
NULL, /* SetExtendedInformation */
NULL, /* SetContextAttributes */
NULL, /* SetCredentialsAttributes */
NULL, /* ChangeAccountPassword */
NULL, /* QueryMetaData */
NULL, /* ExchangeMetaData */
NULL, /* GetCredUIContext */
NULL, /* UpdateCredentials */
NULL, /* ValidateTargetInfo */
NULL, /* PostLogonUser */
};
NTSTATUS NTAPI SpLsaModeInitialize(ULONG lsa_version, PULONG package_version,
PSECPKG_FUNCTION_TABLE *table, PULONG table_count)
{
TRACE("%#x,%p,%p,%p\n", lsa_version, package_version, table, table_count);
*package_version = SECPKG_INTERFACE_VERSION;
*table = &krb5_table;
*table_count = 1;
return STATUS_SUCCESS;
}