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wine/dlls/kerberos/unixlib.c

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/*
* Unix interface for libkrb5/libgssapi_krb5
*
* Copyright 2017 Dmitry Timoshkov
* Copyright 2017 George Popoff
* Copyright 2008 Robert Shearman for CodeWeavers
* Copyright 2017,2021 Hans Leidekker for CodeWeavers
*
* 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
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#if defined(SONAME_LIBKRB5) && defined(SONAME_LIBGSSAPI_KRB5)
#include <stdarg.h>
#include <sys/types.h>
#include <dlfcn.h>
#ifdef HAVE_KRB5_KRB5_H
# include <krb5/krb5.h>
#endif
#ifdef HAVE_GSSAPI_GSSAPI_H
# include <gssapi/gssapi.h>
#endif
#ifdef HAVE_GSSAPI_GSSAPI_EXT_H
# include <gssapi/gssapi_ext.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "winbase.h"
#include "rpc.h"
#include "sspi.h"
#include "ntsecapi.h"
#include "ntsecpkg.h"
#include "wine/debug.h"
#include "unixlib.h"
WINE_DEFAULT_DEBUG_CHANNEL(kerberos);
WINE_DECLARE_DEBUG_CHANNEL(winediag);
static void *libkrb5_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p_##f
MAKE_FUNCPTR( krb5_cc_close );
MAKE_FUNCPTR( krb5_cc_default );
MAKE_FUNCPTR( krb5_cc_end_seq_get );
MAKE_FUNCPTR( krb5_cc_initialize );
MAKE_FUNCPTR( krb5_cc_next_cred );
MAKE_FUNCPTR( krb5_cc_start_seq_get );
MAKE_FUNCPTR( krb5_cc_store_cred );
MAKE_FUNCPTR( krb5_cccol_cursor_free );
MAKE_FUNCPTR( krb5_cccol_cursor_new );
MAKE_FUNCPTR( krb5_cccol_cursor_next );
MAKE_FUNCPTR( krb5_decode_ticket );
MAKE_FUNCPTR( krb5_free_context );
MAKE_FUNCPTR( krb5_free_cred_contents );
MAKE_FUNCPTR( krb5_free_principal );
MAKE_FUNCPTR( krb5_free_ticket );
MAKE_FUNCPTR( krb5_free_unparsed_name );
MAKE_FUNCPTR( krb5_get_init_creds_opt_alloc );
MAKE_FUNCPTR( krb5_get_init_creds_opt_free );
MAKE_FUNCPTR( krb5_get_init_creds_opt_set_out_ccache );
MAKE_FUNCPTR( krb5_get_init_creds_password );
MAKE_FUNCPTR( krb5_init_context );
MAKE_FUNCPTR( krb5_is_config_principal );
MAKE_FUNCPTR( krb5_parse_name_flags );
MAKE_FUNCPTR( krb5_unparse_name_flags );
#undef MAKE_FUNCPTR
static BOOL load_krb5(void)
{
if (!(libkrb5_handle = dlopen( SONAME_LIBKRB5, RTLD_NOW )))
{
WARN_(winediag)( "failed to load %s, Kerberos support will be disabled\n", SONAME_LIBKRB5 );
return FALSE;
}
#define LOAD_FUNCPTR(f) \
if (!(p_##f = dlsym( libkrb5_handle, #f ))) \
{ \
ERR( "failed to load %s\n", #f ); \
goto fail; \
}
LOAD_FUNCPTR( krb5_cc_close )
LOAD_FUNCPTR( krb5_cc_default )
LOAD_FUNCPTR( krb5_cc_end_seq_get )
LOAD_FUNCPTR( krb5_cc_initialize )
LOAD_FUNCPTR( krb5_cc_next_cred )
LOAD_FUNCPTR( krb5_cc_start_seq_get )
LOAD_FUNCPTR( krb5_cc_store_cred )
LOAD_FUNCPTR( krb5_cccol_cursor_free )
LOAD_FUNCPTR( krb5_cccol_cursor_new )
LOAD_FUNCPTR( krb5_cccol_cursor_next )
LOAD_FUNCPTR( krb5_decode_ticket )
LOAD_FUNCPTR( krb5_free_context )
LOAD_FUNCPTR( krb5_free_cred_contents )
LOAD_FUNCPTR( krb5_free_principal )
LOAD_FUNCPTR( krb5_free_ticket )
LOAD_FUNCPTR( krb5_free_unparsed_name )
LOAD_FUNCPTR( krb5_get_init_creds_opt_alloc )
LOAD_FUNCPTR( krb5_get_init_creds_opt_free )
LOAD_FUNCPTR( krb5_get_init_creds_opt_set_out_ccache )
LOAD_FUNCPTR( krb5_get_init_creds_password )
LOAD_FUNCPTR( krb5_init_context )
LOAD_FUNCPTR( krb5_is_config_principal )
LOAD_FUNCPTR( krb5_parse_name_flags )
LOAD_FUNCPTR( krb5_unparse_name_flags )
#undef LOAD_FUNCPTR
return TRUE;
fail:
dlclose( libkrb5_handle );
libkrb5_handle = NULL;
return FALSE;
}
static void unload_krb5(void)
{
dlclose( libkrb5_handle );
libkrb5_handle = NULL;
}
static NTSTATUS krb5_error_to_status( krb5_error_code err )
{
switch (err)
{
case 0: return STATUS_SUCCESS;
default: return STATUS_UNSUCCESSFUL; /* FIXME */
}
}
struct ticket_list
{
ULONG count;
ULONG allocated;
KERB_TICKET_CACHE_INFO_EX *tickets;
};
static void utf8_to_wstr( UNICODE_STRING *strW, const char *src )
{
ULONG dstlen, srclen = strlen( src ) + 1;
strW->Buffer = malloc( srclen * sizeof(WCHAR) );
RtlUTF8ToUnicodeN( strW->Buffer, srclen * sizeof(WCHAR), &dstlen, src, srclen );
strW->MaximumLength = dstlen;
strW->Length = dstlen - sizeof(WCHAR);
}
static void principal_to_name_and_realm(char *name_with_realm, char **name, char **realm)
{
char* separator;
separator = strchr( name_with_realm, '@' );
if (!separator)
{
ERR( "got a name without a @\n" );
*name = name_with_realm;
*realm = *name + strlen(*name); /* point it to a null byte */
return;
}
*separator = '\0';
*name = name_with_realm;
*realm = separator + 1; /* character after a @ */
TRACE( "name: %s, realm: %s\n", debugstr_a(*name), debugstr_a(*realm) );
}
static NTSTATUS copy_tickets_from_cache( krb5_context ctx, krb5_ccache cache, struct ticket_list *list )
{
NTSTATUS status;
krb5_cc_cursor cursor;
krb5_error_code err;
krb5_creds creds;
krb5_ticket *ticket;
char *server_name_with_realm, *server_name, *server_realm;
char *client_name_with_realm, *client_name, *client_realm;
if ((err = p_krb5_cc_start_seq_get( ctx, cache, &cursor ))) return krb5_error_to_status( err );
for (;;)
{
if ((err = p_krb5_cc_next_cred( ctx, cache, &cursor, &creds )))
{
if (err == KRB5_CC_END)
status = STATUS_SUCCESS;
else
status = krb5_error_to_status( err );
break;
}
if (p_krb5_is_config_principal( ctx, creds.server ))
{
p_krb5_free_cred_contents( ctx, &creds );
continue;
}
if (list->count == list->allocated)
{
ULONG new_allocated = max( 16, list->allocated * 2 );
KERB_TICKET_CACHE_INFO_EX *new_tickets = realloc( list->tickets, sizeof(*new_tickets) * new_allocated );
if (!new_tickets)
{
p_krb5_free_cred_contents( ctx, &creds );
status = STATUS_NO_MEMORY;
break;
}
list->tickets = new_tickets;
list->allocated = new_allocated;
}
if ((err = p_krb5_unparse_name_flags( ctx, creds.server, 0, &server_name_with_realm )))
{
p_krb5_free_cred_contents( ctx, &creds );
status = krb5_error_to_status( err );
break;
}
TRACE( "server_name_with_realm: %s\n", debugstr_a(server_name_with_realm) );
principal_to_name_and_realm( server_name_with_realm, &server_name, &server_realm );
utf8_to_wstr( &list->tickets[list->count].ServerName, server_name );
utf8_to_wstr( &list->tickets[list->count].ServerRealm, server_realm );
if ((err = p_krb5_unparse_name_flags( ctx, creds.client, 0, &client_name_with_realm )))
{
p_krb5_free_cred_contents( ctx, &creds );
status = krb5_error_to_status( err );
break;
}
TRACE( "client_name_with_realm: %s\n", debugstr_a(client_name_with_realm) );
principal_to_name_and_realm( client_name_with_realm, &client_name, &client_realm );
utf8_to_wstr( &list->tickets[list->count].ClientName, client_name );
utf8_to_wstr( &list->tickets[list->count].ClientRealm, client_realm );
if (!creds.times.starttime) creds.times.starttime = creds.times.authtime;
/* TODO: if krb5_is_config_principal = true */
/* note: store times as seconds, they will be converted to NT timestamps on the PE side */
list->tickets[list->count].StartTime.QuadPart = creds.times.starttime;
list->tickets[list->count].EndTime.QuadPart = creds.times.endtime;
list->tickets[list->count].RenewTime.QuadPart = creds.times.renew_till;
list->tickets[list->count].TicketFlags = creds.ticket_flags;
err = p_krb5_decode_ticket( &creds.ticket, &ticket );
p_krb5_free_unparsed_name( ctx, server_name_with_realm );
p_krb5_free_unparsed_name( ctx, client_name_with_realm );
p_krb5_free_cred_contents( ctx, &creds );
if (err)
{
status = krb5_error_to_status( err );
break;
}
list->tickets[list->count].EncryptionType = ticket->enc_part.enctype;
p_krb5_free_ticket( ctx, ticket );
list->count++;
}
p_krb5_cc_end_seq_get( ctx, cache, &cursor );
return status;
}
static NTSTATUS copy_tickets_to_client( struct ticket_list *list, KERB_QUERY_TKT_CACHE_EX_RESPONSE *resp,
ULONG *out_size )
{
char *client_str;
ULONG i, size = offsetof( KERB_QUERY_TKT_CACHE_EX_RESPONSE, Tickets[list->count] );
for (i = 0; i < list->count; i++)
{
size += list->tickets[i].ClientRealm.MaximumLength;
size += list->tickets[i].ClientName.MaximumLength;
size += list->tickets[i].ServerRealm.MaximumLength;
size += list->tickets[i].ServerName.MaximumLength;
}
if (!resp || size > *out_size)
{
*out_size = size;
return STATUS_BUFFER_TOO_SMALL;
}
*out_size = size;
resp->MessageType = KerbQueryTicketCacheMessage;
resp->CountOfTickets = list->count;
memcpy( resp->Tickets, list->tickets, list->count * sizeof(list->tickets[0]) );
client_str = (char *)&resp->Tickets[list->count];
for (i = 0; i < list->count; i++)
{
resp->Tickets[i].ClientRealm.Buffer = (WCHAR *)client_str;
memcpy( client_str, list->tickets[i].ClientRealm.Buffer, list->tickets[i].ClientRealm.MaximumLength );
client_str += list->tickets[i].ClientRealm.MaximumLength;
resp->Tickets[i].ClientName.Buffer = (WCHAR *)client_str;
memcpy( client_str, list->tickets[i].ClientName.Buffer, list->tickets[i].ClientName.MaximumLength );
client_str += list->tickets[i].ClientName.MaximumLength;
resp->Tickets[i].ServerRealm.Buffer = (WCHAR *)client_str;
memcpy( client_str, list->tickets[i].ServerRealm.Buffer, list->tickets[i].ServerRealm.MaximumLength );
client_str += list->tickets[i].ServerRealm.MaximumLength;
resp->Tickets[i].ServerName.Buffer = (WCHAR *)client_str;
memcpy( client_str, list->tickets[i].ServerName.Buffer, list->tickets[i].ServerName.MaximumLength );
client_str += list->tickets[i].ServerName.MaximumLength;
}
return STATUS_SUCCESS;
}
static NTSTATUS kerberos_fill_ticket_list( struct ticket_list *list )
{
NTSTATUS status = STATUS_SUCCESS;
krb5_error_code err;
krb5_context ctx;
krb5_cccol_cursor cursor = NULL;
krb5_ccache cache;
if ((err = p_krb5_init_context( &ctx ))) return krb5_error_to_status( err );
if ((err = p_krb5_cccol_cursor_new( ctx, &cursor )))
{
status = krb5_error_to_status( err );
goto done;
}
for (;;)
{
if ((err = p_krb5_cccol_cursor_next( ctx, cursor, &cache )))
{
status = krb5_error_to_status( err );
goto done;
}
if (!cache) break;
status = copy_tickets_from_cache( ctx, cache, list );
p_krb5_cc_close( ctx, cache );
if (status != STATUS_SUCCESS) goto done;
}
done:
if (cursor) p_krb5_cccol_cursor_free( ctx, &cursor );
if (ctx) p_krb5_free_context( ctx );
return status;
}
static void free_tickets_in_list( struct ticket_list *list )
{
ULONG i;
for (i = 0; i < list->count; i++)
{
free( list->tickets[i].ClientRealm.Buffer );
free( list->tickets[i].ClientName.Buffer );
free( list->tickets[i].ServerRealm.Buffer );
free( list->tickets[i].ServerName.Buffer );
}
free( list->tickets );
}
static NTSTATUS query_ticket_cache( void *args )
{
struct query_ticket_cache_params *params = args;
struct ticket_list list = { 0 };
NTSTATUS status;
status = kerberos_fill_ticket_list( &list );
if (status == STATUS_SUCCESS) status = copy_tickets_to_client( &list, params->resp, params->out_size );
free_tickets_in_list( &list );
return status;
}
static void *libgssapi_krb5_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR( gss_accept_sec_context );
MAKE_FUNCPTR( gss_acquire_cred );
MAKE_FUNCPTR( gss_delete_sec_context );
MAKE_FUNCPTR( gss_display_status );
MAKE_FUNCPTR( gss_get_mic );
MAKE_FUNCPTR( gss_import_name );
MAKE_FUNCPTR( gss_init_sec_context );
MAKE_FUNCPTR( gss_inquire_context );
MAKE_FUNCPTR( gss_inquire_sec_context_by_oid );
MAKE_FUNCPTR( gss_release_buffer );
MAKE_FUNCPTR( gss_release_buffer_set );
MAKE_FUNCPTR( gss_release_cred );
MAKE_FUNCPTR( gss_release_iov_buffer );
MAKE_FUNCPTR( gss_release_name );
MAKE_FUNCPTR( gss_unwrap );
MAKE_FUNCPTR( gss_unwrap_iov );
MAKE_FUNCPTR( gss_verify_mic );
MAKE_FUNCPTR( gss_wrap );
MAKE_FUNCPTR( gss_wrap_iov );
#undef MAKE_FUNCPTR
static BOOL load_gssapi_krb5(void)
{
if (!(libgssapi_krb5_handle = dlopen( SONAME_LIBGSSAPI_KRB5, RTLD_NOW )))
{
WARN_(winediag)( "failed to load %s, Kerberos support will be disabled\n", SONAME_LIBGSSAPI_KRB5 );
return FALSE;
}
#define LOAD_FUNCPTR(f) \
if (!(p##f = dlsym( libgssapi_krb5_handle, #f ))) \
{ \
ERR( "failed to load %s\n", #f ); \
goto fail; \
}
LOAD_FUNCPTR( gss_accept_sec_context )
LOAD_FUNCPTR( gss_acquire_cred )
LOAD_FUNCPTR( gss_delete_sec_context )
LOAD_FUNCPTR( gss_display_status )
LOAD_FUNCPTR( gss_get_mic )
LOAD_FUNCPTR( gss_import_name )
LOAD_FUNCPTR( gss_init_sec_context )
LOAD_FUNCPTR( gss_inquire_context )
LOAD_FUNCPTR( gss_inquire_sec_context_by_oid )
LOAD_FUNCPTR( gss_release_buffer )
LOAD_FUNCPTR( gss_release_buffer_set )
LOAD_FUNCPTR( gss_release_cred )
LOAD_FUNCPTR( gss_release_iov_buffer )
LOAD_FUNCPTR( gss_release_name )
LOAD_FUNCPTR( gss_unwrap )
LOAD_FUNCPTR( gss_unwrap_iov )
LOAD_FUNCPTR( gss_verify_mic )
LOAD_FUNCPTR( gss_wrap )
LOAD_FUNCPTR( gss_wrap_iov )
#undef LOAD_FUNCPTR
return TRUE;
fail:
dlclose( libgssapi_krb5_handle );
libgssapi_krb5_handle = NULL;
return FALSE;
}
static BOOL is_dce_style_context( gss_ctx_id_t ctx )
{
OM_uint32 ret, minor_status, flags;
ret = pgss_inquire_context( &minor_status, ctx, NULL, NULL, NULL, NULL, &flags, NULL, NULL );
return (ret == GSS_S_COMPLETE && (flags & GSS_C_DCE_STYLE));
}
static NTSTATUS status_gss_to_sspi( OM_uint32 status )
{
switch (status)
{
case GSS_S_COMPLETE: return SEC_E_OK;
case GSS_S_BAD_MECH: return SEC_E_SECPKG_NOT_FOUND;
case GSS_S_BAD_SIG: return SEC_E_MESSAGE_ALTERED;
case GSS_S_NO_CRED: return SEC_E_NO_CREDENTIALS;
case GSS_S_NO_CONTEXT: return SEC_E_INVALID_HANDLE;
case GSS_S_DEFECTIVE_TOKEN: return SEC_E_INVALID_TOKEN;
case GSS_S_DEFECTIVE_CREDENTIAL: return SEC_E_NO_CREDENTIALS;
case GSS_S_CREDENTIALS_EXPIRED: return SEC_E_CONTEXT_EXPIRED;
case GSS_S_CONTEXT_EXPIRED: return SEC_E_CONTEXT_EXPIRED;
case GSS_S_BAD_QOP: return SEC_E_QOP_NOT_SUPPORTED;
case GSS_S_CONTINUE_NEEDED: return SEC_I_CONTINUE_NEEDED;
case GSS_S_DUPLICATE_TOKEN: return SEC_E_INVALID_TOKEN;
case GSS_S_OLD_TOKEN: return SEC_E_INVALID_TOKEN;
case GSS_S_UNSEQ_TOKEN: return SEC_E_OUT_OF_SEQUENCE;
case GSS_S_GAP_TOKEN: return SEC_E_OUT_OF_SEQUENCE;
case GSS_S_FAILURE: return SEC_E_INTERNAL_ERROR;
default:
FIXME( "couldn't convert status %#x to NTSTATUS\n", status );
return SEC_E_INTERNAL_ERROR;
}
}
static void trace_gss_status_ex( OM_uint32 code, int type )
{
OM_uint32 ret, minor_status;
gss_buffer_desc buf;
OM_uint32 msg_ctx = 0;
for (;;)
{
ret = pgss_display_status( &minor_status, code, type, GSS_C_NULL_OID, &msg_ctx, &buf );
if (GSS_ERROR( ret ))
{
TRACE( "gss_display_status(%#x, %d) returned %#x minor status %#x\n", code, type, ret, minor_status );
return;
}
TRACE( "GSS-API error: %#x: %s\n", code, debugstr_an(buf.value, buf.length) );
pgss_release_buffer( &minor_status, &buf );
if (!msg_ctx) return;
}
}
static void trace_gss_status( OM_uint32 major_status, OM_uint32 minor_status )
{
if (TRACE_ON(kerberos))
{
trace_gss_status_ex( major_status, GSS_C_GSS_CODE );
trace_gss_status_ex( minor_status, GSS_C_MECH_CODE );
}
}
static inline gss_ctx_id_t ctxhandle_sspi_to_gss( UINT64 handle )
{
return (gss_ctx_id_t)(ULONG_PTR)handle;
}
static inline gss_cred_id_t credhandle_sspi_to_gss( UINT64 handle )
{
return (gss_cred_id_t)(ULONG_PTR)handle;
}
static inline void ctxhandle_gss_to_sspi( gss_ctx_id_t handle, UINT64 *ctx )
{
*ctx = (ULONG_PTR)handle;
}
static inline void credhandle_gss_to_sspi( gss_cred_id_t handle, UINT64 *cred )
{
*cred = (ULONG_PTR)handle;
}
static ULONG flags_gss_to_asc_ret( ULONG flags )
{
ULONG ret = 0;
if (flags & GSS_C_DELEG_FLAG) ret |= ASC_RET_DELEGATE;
if (flags & GSS_C_MUTUAL_FLAG) ret |= ASC_RET_MUTUAL_AUTH;
if (flags & GSS_C_REPLAY_FLAG) ret |= ASC_RET_REPLAY_DETECT;
if (flags & GSS_C_SEQUENCE_FLAG) ret |= ASC_RET_SEQUENCE_DETECT;
if (flags & GSS_C_CONF_FLAG) ret |= ASC_RET_CONFIDENTIALITY;
if (flags & GSS_C_INTEG_FLAG) ret |= ASC_RET_INTEGRITY;
if (flags & GSS_C_ANON_FLAG) ret |= ASC_RET_NULL_SESSION;
if (flags & GSS_C_DCE_STYLE) ret |= ASC_RET_USED_DCE_STYLE;
if (flags & GSS_C_IDENTIFY_FLAG) ret |= ASC_RET_IDENTIFY;
return ret;
}
static NTSTATUS accept_context( void *args )
{
struct accept_context_params *params = args;
OM_uint32 ret, minor_status, ret_flags = 0, expiry_time;
gss_cred_id_t cred_handle = credhandle_sspi_to_gss( params->credential );
gss_ctx_id_t ctx_handle = ctxhandle_sspi_to_gss( params->context );
gss_buffer_desc input_token, output_token;
input_token.length = params->input_token_length;
input_token.value = params->input_token;
output_token.length = 0;
output_token.value = NULL;
ret = pgss_accept_sec_context( &minor_status, &ctx_handle, cred_handle, &input_token, GSS_C_NO_CHANNEL_BINDINGS,
NULL, NULL, &output_token, &ret_flags, &expiry_time, NULL );
TRACE( "gss_accept_sec_context returned %#x minor status %#x ret_flags %#x\n", ret, minor_status, ret_flags );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE || ret == GSS_S_CONTINUE_NEEDED)
{
if (output_token.length > *params->output_token_length) /* FIXME: check if larger buffer exists */
{
TRACE( "buffer too small %lu > %u\n",
(SIZE_T)output_token.length, (unsigned int)*params->output_token_length );
pgss_release_buffer( &minor_status, &output_token );
pgss_delete_sec_context( &minor_status, &ctx_handle, GSS_C_NO_BUFFER );
return SEC_E_BUFFER_TOO_SMALL;
}
*params->output_token_length = output_token.length;
memcpy( params->output_token, output_token.value, output_token.length );
pgss_release_buffer( &minor_status, &output_token );
ctxhandle_gss_to_sspi( ctx_handle, params->new_context );
if (params->context_attr) *params->context_attr = flags_gss_to_asc_ret( ret_flags );
*params->expiry = expiry_time;
}
return status_gss_to_sspi( ret );
}
static NTSTATUS init_creds( const char *user_at_domain, const char *password )
{
krb5_context ctx;
krb5_principal principal = NULL;
krb5_get_init_creds_opt *options = NULL;
krb5_ccache cache = NULL;
krb5_creds creds;
krb5_error_code err;
if (!user_at_domain) return STATUS_SUCCESS;
if ((err = p_krb5_init_context( &ctx ))) return krb5_error_to_status( err );
if ((err = p_krb5_parse_name_flags( ctx, user_at_domain, 0, &principal ))) goto done;
if ((err = p_krb5_cc_default( ctx, &cache ))) goto done;
if ((err = p_krb5_get_init_creds_opt_alloc( ctx, &options ))) goto done;
if ((err = p_krb5_get_init_creds_opt_set_out_ccache( ctx, options, cache ))) goto done;
if ((err = p_krb5_get_init_creds_password( ctx, &creds, principal, password, 0, NULL, 0, NULL, 0 ))) goto done;
if ((err = p_krb5_cc_initialize( ctx, cache, principal ))) goto done;
if ((err = p_krb5_cc_store_cred( ctx, cache, &creds ))) goto done;
TRACE( "success\n" );
p_krb5_free_cred_contents( ctx, &creds );
done:
if (cache) p_krb5_cc_close( ctx, cache );
if (principal) p_krb5_free_principal( ctx, principal );
if (options) p_krb5_get_init_creds_opt_free( ctx, options );
p_krb5_free_context( ctx );
return krb5_error_to_status( err );
}
static NTSTATUS import_name( const char *src, gss_name_t *dst )
{
OM_uint32 ret, minor_status;
gss_buffer_desc buf;
buf.length = strlen( src );
buf.value = (void *)src;
ret = pgss_import_name( &minor_status, &buf, GSS_C_NO_OID, dst );
TRACE( "gss_import_name returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
return status_gss_to_sspi( ret );
}
static NTSTATUS acquire_credentials_handle( void *args )
{
struct acquire_credentials_handle_params *params = args;
OM_uint32 ret, minor_status, expiry_time;
gss_name_t name = GSS_C_NO_NAME;
gss_cred_usage_t cred_usage;
gss_cred_id_t cred_handle;
NTSTATUS status;
switch (params->credential_use)
{
case SECPKG_CRED_INBOUND:
cred_usage = GSS_C_ACCEPT;
break;
case SECPKG_CRED_OUTBOUND:
if ((status = init_creds( params->username, params->password )) != STATUS_SUCCESS) return status;
cred_usage = GSS_C_INITIATE;
break;
default:
FIXME( "SECPKG_CRED_BOTH not supported\n" );
return SEC_E_UNKNOWN_CREDENTIALS;
}
if (params->principal && (status = import_name( params->principal, &name ))) return status;
ret = pgss_acquire_cred( &minor_status, name, GSS_C_INDEFINITE, GSS_C_NULL_OID_SET, cred_usage, &cred_handle,
NULL, &expiry_time );
TRACE( "gss_acquire_cred returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE)
{
credhandle_gss_to_sspi( cred_handle, params->credential );
*params->expiry = expiry_time;
}
if (name != GSS_C_NO_NAME) pgss_release_name( &minor_status, &name );
return status_gss_to_sspi( ret );
}
static NTSTATUS delete_context( void *args )
{
const struct delete_context_params *params = args;
OM_uint32 ret, minor_status;
gss_ctx_id_t ctx_handle = ctxhandle_sspi_to_gss( params->context );
ret = pgss_delete_sec_context( &minor_status, &ctx_handle, GSS_C_NO_BUFFER );
TRACE( "gss_delete_sec_context returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
return status_gss_to_sspi( ret );
}
static NTSTATUS free_credentials_handle( void *args )
{
const struct free_credentials_handle_params *params = args;
OM_uint32 ret, minor_status;
gss_cred_id_t cred = credhandle_sspi_to_gss( params->credential );
ret = pgss_release_cred( &minor_status, &cred );
TRACE( "gss_release_cred returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
return status_gss_to_sspi( ret );
}
static ULONG flags_isc_req_to_gss( ULONG flags )
{
ULONG ret = 0;
if (flags & ISC_REQ_DELEGATE) ret |= GSS_C_DELEG_FLAG;
if (flags & ISC_REQ_MUTUAL_AUTH) ret |= GSS_C_MUTUAL_FLAG;
if (flags & ISC_REQ_REPLAY_DETECT) ret |= GSS_C_REPLAY_FLAG;
if (flags & ISC_REQ_SEQUENCE_DETECT) ret |= GSS_C_SEQUENCE_FLAG;
if (flags & ISC_REQ_CONFIDENTIALITY) ret |= GSS_C_CONF_FLAG;
if (flags & ISC_REQ_INTEGRITY) ret |= GSS_C_INTEG_FLAG;
if (flags & ISC_REQ_NULL_SESSION) ret |= GSS_C_ANON_FLAG;
if (flags & ISC_REQ_USE_DCE_STYLE) ret |= GSS_C_DCE_STYLE;
if (flags & ISC_REQ_IDENTIFY) ret |= GSS_C_IDENTIFY_FLAG;
return ret;
}
static ULONG flags_gss_to_isc_ret( ULONG flags )
{
ULONG ret = 0;
if (flags & GSS_C_DELEG_FLAG) ret |= ISC_RET_DELEGATE;
if (flags & GSS_C_MUTUAL_FLAG) ret |= ISC_RET_MUTUAL_AUTH;
if (flags & GSS_C_REPLAY_FLAG) ret |= ISC_RET_REPLAY_DETECT;
if (flags & GSS_C_SEQUENCE_FLAG) ret |= ISC_RET_SEQUENCE_DETECT;
if (flags & GSS_C_CONF_FLAG) ret |= ISC_RET_CONFIDENTIALITY;
if (flags & GSS_C_INTEG_FLAG) ret |= ISC_RET_INTEGRITY;
if (flags & GSS_C_ANON_FLAG) ret |= ISC_RET_NULL_SESSION;
if (flags & GSS_C_DCE_STYLE) ret |= ISC_RET_USED_DCE_STYLE;
if (flags & GSS_C_IDENTIFY_FLAG) ret |= ISC_RET_IDENTIFY;
return ret;
}
static NTSTATUS initialize_context( void *args )
{
struct initialize_context_params *params = args;
OM_uint32 ret, minor_status, ret_flags = 0, expiry_time, req_flags = flags_isc_req_to_gss( params->context_req );
gss_cred_id_t cred_handle = credhandle_sspi_to_gss( params->credential );
gss_ctx_id_t ctx_handle = ctxhandle_sspi_to_gss( params->context );
gss_buffer_desc input_token, output_token;
gss_name_t target = GSS_C_NO_NAME;
NTSTATUS status;
input_token.length = params->input_token_length;
input_token.value = params->input_token;
output_token.length = 0;
output_token.value = NULL;
if (params->target_name && (status = import_name( params->target_name, &target ))) return status;
ret = pgss_init_sec_context( &minor_status, cred_handle, &ctx_handle, target, GSS_C_NO_OID, req_flags, 0,
GSS_C_NO_CHANNEL_BINDINGS, &input_token, NULL, &output_token, &ret_flags,
&expiry_time );
TRACE( "gss_init_sec_context returned %#x minor status %#x ret_flags %#x\n", ret, minor_status, ret_flags );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE || ret == GSS_S_CONTINUE_NEEDED)
{
if (output_token.length > *params->output_token_length) /* FIXME: check if larger buffer exists */
{
TRACE( "buffer too small %lu > %u\n", (SIZE_T)output_token.length, (unsigned int)*params->output_token_length);
pgss_release_buffer( &minor_status, &output_token );
pgss_delete_sec_context( &minor_status, &ctx_handle, GSS_C_NO_BUFFER );
return SEC_E_INCOMPLETE_MESSAGE;
}
*params->output_token_length = output_token.length;
memcpy( params->output_token, output_token.value, output_token.length );
pgss_release_buffer( &minor_status, &output_token );
ctxhandle_gss_to_sspi( ctx_handle, params->new_context );
if (params->context_attr) *params->context_attr = flags_gss_to_isc_ret( ret_flags );
*params->expiry = expiry_time;
}
if (target != GSS_C_NO_NAME) pgss_release_name( &minor_status, &target );
return status_gss_to_sspi( ret );
}
static NTSTATUS make_signature( void *args )
{
struct make_signature_params *params = args;
OM_uint32 ret, minor_status;
gss_buffer_desc data_buffer, token_buffer;
gss_ctx_id_t ctx_handle = ctxhandle_sspi_to_gss( params->context );
data_buffer.length = params->data_length;
data_buffer.value = params->data;
token_buffer.length = 0;
token_buffer.value = NULL;
ret = pgss_get_mic( &minor_status, ctx_handle, GSS_C_QOP_DEFAULT, &data_buffer, &token_buffer );
TRACE( "gss_get_mic returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE)
{
memcpy( params->token, token_buffer.value, token_buffer.length );
*params->token_length = token_buffer.length;
pgss_release_buffer( &minor_status, &token_buffer );
}
return status_gss_to_sspi( ret );
}
#define KERBEROS_MAX_SIGNATURE 37
#define KERBEROS_SECURITY_TRAILER 49
#define KERBEROS_MAX_SIGNATURE_DCE 28
#define KERBEROS_SECURITY_TRAILER_DCE 76
static NTSTATUS get_session_key( gss_ctx_id_t ctx, SecPkgContext_SessionKey *key )
{
gss_OID_desc GSS_C_INQ_SSPI_SESSION_KEY =
{ 11, (void *)"\x2a\x86\x48\x86\xf7\x12\x01\x02\x02\x05\x05" }; /* 1.2.840.113554.1.2.2.5.5 */
OM_uint32 ret, minor_status;
gss_buffer_set_t buffer_set = GSS_C_NO_BUFFER_SET;
ret = pgss_inquire_sec_context_by_oid( &minor_status, ctx, &GSS_C_INQ_SSPI_SESSION_KEY, &buffer_set );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret != GSS_S_COMPLETE) return STATUS_INTERNAL_ERROR;
if (buffer_set == GSS_C_NO_BUFFER_SET || buffer_set->count != 2)
{
pgss_release_buffer_set( &minor_status, &buffer_set );
return STATUS_INTERNAL_ERROR;
}
if (key->SessionKeyLength < buffer_set->elements[0].length )
{
key->SessionKeyLength = buffer_set->elements[0].length;
pgss_release_buffer_set( &minor_status, &buffer_set );
return STATUS_BUFFER_TOO_SMALL;
}
memcpy( key->SessionKey, buffer_set->elements[0].value, buffer_set->elements[0].length );
key->SessionKeyLength = buffer_set->elements[0].length;
pgss_release_buffer_set( &minor_status, &buffer_set );
return STATUS_SUCCESS;
}
static NTSTATUS query_context_attributes( void *args )
{
struct query_context_attributes_params *params = args;
switch (params->attr)
{
case SECPKG_ATTR_SESSION_KEY:
{
SecPkgContext_SessionKey *key = (SecPkgContext_SessionKey *)params->buf;
gss_ctx_id_t ctx = ctxhandle_sspi_to_gss( params->context );
return get_session_key( ctx, key );
}
case SECPKG_ATTR_SIZES:
{
SecPkgContext_Sizes *sizes = (SecPkgContext_Sizes *)params->buf;
ULONG size_max_signature, size_security_trailer;
gss_ctx_id_t ctx = ctxhandle_sspi_to_gss( params->context );
if (is_dce_style_context( ctx ))
{
size_max_signature = KERBEROS_MAX_SIGNATURE_DCE;
size_security_trailer = KERBEROS_SECURITY_TRAILER_DCE;
}
else
{
size_max_signature = KERBEROS_MAX_SIGNATURE;
size_security_trailer = KERBEROS_SECURITY_TRAILER;
}
sizes->cbMaxToken = KERBEROS_MAX_BUF;
sizes->cbMaxSignature = size_max_signature;
sizes->cbBlockSize = 1;
sizes->cbSecurityTrailer = size_security_trailer;
return SEC_E_OK;
}
default:
FIXME( "unhandled attribute %u\n", params->attr );
break;
}
return SEC_E_UNSUPPORTED_FUNCTION;
}
static NTSTATUS seal_message_vector( gss_ctx_id_t ctx, const struct seal_message_params *params )
{
gss_iov_buffer_desc iov[4];
OM_uint32 ret, minor_status;
int conf_flag, conf_state;
if (!params->qop)
conf_flag = 1; /* confidentiality + integrity */
else if (params->qop == SECQOP_WRAP_NO_ENCRYPT)
conf_flag = 0; /* only integrity */
else
{
FIXME( "QOP %#x not supported\n", params->qop );
return SEC_E_UNSUPPORTED_FUNCTION;
}
iov[0].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY | GSS_IOV_BUFFER_FLAG_ALLOCATE;
iov[0].buffer.length = 0;
iov[0].buffer.value = NULL;
iov[1].type = GSS_IOV_BUFFER_TYPE_DATA;
iov[1].buffer.length = params->data_length;
iov[1].buffer.value = params->data;
iov[2].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY | GSS_IOV_BUFFER_FLAG_ALLOCATE;
iov[2].buffer.length = 0;
iov[2].buffer.value = NULL;
iov[3].type = GSS_IOV_BUFFER_TYPE_HEADER | GSS_IOV_BUFFER_FLAG_ALLOCATE;
iov[3].buffer.length = 0;
iov[3].buffer.value = NULL;
ret = pgss_wrap_iov( &minor_status, ctx, conf_flag, GSS_C_QOP_DEFAULT, &conf_state, iov, 4 );
TRACE( "gss_wrap_iov returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE)
{
memcpy( params->token, iov[3].buffer.value, iov[3].buffer.length );
*params->token_length = iov[3].buffer.length;
pgss_release_iov_buffer( &minor_status, iov, 4 );
}
return status_gss_to_sspi( ret );
}
static NTSTATUS seal_message_no_vector( gss_ctx_id_t ctx, const struct seal_message_params *params )
{
gss_buffer_desc input, output;
OM_uint32 ret, minor_status;
int conf_flag, conf_state;
if (!params->qop)
conf_flag = 1; /* confidentiality + integrity */
else if (params->qop == SECQOP_WRAP_NO_ENCRYPT)
conf_flag = 0; /* only integrity */
else
{
FIXME( "QOP %#x not supported\n", params->qop );
return SEC_E_UNSUPPORTED_FUNCTION;
}
input.length = params->data_length;
input.value = params->data;
ret = pgss_wrap( &minor_status, ctx, conf_flag, GSS_C_QOP_DEFAULT, &input, &conf_state, &output );
TRACE( "gss_wrap returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE)
{
unsigned len_data = params->data_length, len_token = *params->token_length;
if (len_token < output.length - len_data)
{
TRACE( "buffer too small %lu > %u\n", (SIZE_T)output.length - len_data, len_token );
pgss_release_buffer( &minor_status, &output );
return SEC_E_BUFFER_TOO_SMALL;
}
memcpy( params->data, output.value, len_data );
memcpy( params->token, (char *)output.value + len_data, output.length - len_data );
*params->token_length = output.length - len_data;
pgss_release_buffer( &minor_status, &output );
}
return status_gss_to_sspi( ret );
}
static NTSTATUS seal_message( void *args )
{
struct seal_message_params *params = args;
gss_ctx_id_t ctx = ctxhandle_sspi_to_gss( params->context );
if (is_dce_style_context( ctx )) return seal_message_vector( ctx, params );
return seal_message_no_vector( ctx, params );
}
static NTSTATUS unseal_message_vector( gss_ctx_id_t ctx, const struct unseal_message_params *params )
{
gss_iov_buffer_desc iov[4];
OM_uint32 ret, minor_status;
int conf_state;
iov[0].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY;
iov[0].buffer.length = 0;
iov[0].buffer.value = NULL;
iov[1].type = GSS_IOV_BUFFER_TYPE_DATA;
iov[1].buffer.length = params->data_length;
iov[1].buffer.value = params->data;
iov[2].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY;
iov[2].buffer.length = 0;
iov[2].buffer.value = NULL;
iov[3].type = GSS_IOV_BUFFER_TYPE_HEADER;
iov[3].buffer.length = params->token_length;
iov[3].buffer.value = params->token;
ret = pgss_unwrap_iov( &minor_status, ctx, &conf_state, NULL, iov, 4 );
TRACE( "gss_unwrap_iov returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE && params->qop)
{
*params->qop = (conf_state ? 0 : SECQOP_WRAP_NO_ENCRYPT);
}
return status_gss_to_sspi( ret );
}
static NTSTATUS unseal_message_no_vector( gss_ctx_id_t ctx, const struct unseal_message_params *params )
{
gss_buffer_desc input, output;
OM_uint32 ret, minor_status;
DWORD len_data, len_token;
int conf_state;
len_data = params->data_length;
len_token = params->token_length;
input.length = len_data + len_token;
if (!(input.value = malloc( input.length ))) return SEC_E_INSUFFICIENT_MEMORY;
memcpy( input.value, params->data, len_data );
memcpy( (char *)input.value + len_data, params->token, len_token );
ret = pgss_unwrap( &minor_status, ctx, &input, &output, &conf_state, NULL );
free( input.value );
TRACE( "gss_unwrap returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE)
{
if (params->qop) *params->qop = (conf_state ? 0 : SECQOP_WRAP_NO_ENCRYPT);
memcpy( params->data, output.value, len_data );
pgss_release_buffer( &minor_status, &output );
}
return status_gss_to_sspi( ret );
}
static NTSTATUS unseal_message( void *args )
{
struct unseal_message_params *params = args;
gss_ctx_id_t ctx = ctxhandle_sspi_to_gss( params->context );
if (is_dce_style_context( ctx )) return unseal_message_vector( ctx, params );
return unseal_message_no_vector( ctx, params );
}
static NTSTATUS verify_signature( void *args )
{
struct verify_signature_params *params = args;
OM_uint32 ret, minor_status;
gss_buffer_desc data_buffer, token_buffer;
gss_ctx_id_t ctx_handle = ctxhandle_sspi_to_gss( params->context );
data_buffer.length = params->data_length;
data_buffer.value = params->data;
token_buffer.length = params->token_length;
token_buffer.value = params->token;
ret = pgss_verify_mic( &minor_status, ctx_handle, &data_buffer, &token_buffer, NULL );
TRACE( "gss_verify_mic returned %#x minor status %#x\n", ret, minor_status );
if (GSS_ERROR( ret )) trace_gss_status( ret, minor_status );
if (ret == GSS_S_COMPLETE && params->qop) *params->qop = 0;
return status_gss_to_sspi( ret );
}
static NTSTATUS process_attach( void *args )
{
if (load_krb5() && load_gssapi_krb5()) return STATUS_SUCCESS;
if (libkrb5_handle) unload_krb5();
return STATUS_DLL_NOT_FOUND;
}
const unixlib_entry_t __wine_unix_call_funcs[] =
{
process_attach,
accept_context,
acquire_credentials_handle,
delete_context,
free_credentials_handle,
initialize_context,
make_signature,
query_context_attributes,
query_ticket_cache,
seal_message,
unseal_message,
verify_signature,
};
C_ASSERT( ARRAYSIZE(__wine_unix_call_funcs) == unix_funcs_count );
#ifdef _WIN64
typedef ULONG PTR32;
static NTSTATUS wow64_accept_context( void *args )
{
struct
{
UINT64 credential;
UINT64 context;
PTR32 input_token;
ULONG input_token_length;
PTR32 new_context;
PTR32 output_token;
PTR32 output_token_length;
PTR32 context_attr;
PTR32 expiry;
} const *params32 = args;
struct accept_context_params params =
{
params32->credential,
params32->context,
ULongToPtr(params32->input_token),
params32->input_token_length,
ULongToPtr(params32->new_context),
ULongToPtr(params32->output_token),
ULongToPtr(params32->output_token_length),
ULongToPtr(params32->context_attr),
ULongToPtr(params32->expiry),
};
return accept_context( &params );
}
static NTSTATUS wow64_acquire_credentials_handle( void *args )
{
struct
{
PTR32 principal;
ULONG credential_use;
PTR32 username;
PTR32 password;
PTR32 credential;
PTR32 expiry;
} const *params32 = args;
struct acquire_credentials_handle_params params =
{
ULongToPtr(params32->principal),
params32->credential_use,
ULongToPtr(params32->username),
ULongToPtr(params32->password),
ULongToPtr(params32->credential),
ULongToPtr(params32->expiry),
};
return acquire_credentials_handle( &params );
}
static NTSTATUS wow64_delete_context( void *args )
{
struct
{
UINT64 context;
} const *params32 = args;
struct delete_context_params params =
{
params32->context,
};
return delete_context( &params );
}
static NTSTATUS wow64_free_credentials_handle( void *args )
{
struct
{
UINT64 credential;
} const *params32 = args;
struct free_credentials_handle_params params =
{
params32->credential,
};
return free_credentials_handle( &params );
}
static NTSTATUS wow64_initialize_context( void *args )
{
struct
{
UINT64 credential;
UINT64 context;
PTR32 target_name;
ULONG context_req;
PTR32 input_token;
ULONG input_token_length;
PTR32 output_token;
PTR32 output_token_length;
PTR32 new_context;
PTR32 context_attr;
PTR32 expiry;
} const *params32 = args;
struct initialize_context_params params =
{
params32->credential,
params32->context,
ULongToPtr(params32->target_name),
params32->context_req,
ULongToPtr(params32->input_token),
params32->input_token_length,
ULongToPtr(params32->output_token),
ULongToPtr(params32->output_token_length),
ULongToPtr(params32->new_context),
ULongToPtr(params32->context_attr),
ULongToPtr(params32->expiry),
};
return initialize_context( &params );
}
static NTSTATUS wow64_make_signature( void *args )
{
struct
{
UINT64 context;
PTR32 data;
ULONG data_length;
PTR32 token;
PTR32 token_length;
} const *params32 = args;
struct make_signature_params params =
{
params32->context,
ULongToPtr(params32->data),
params32->data_length,
ULongToPtr(params32->token),
ULongToPtr(params32->token_length),
};
return make_signature( &params );
}
static NTSTATUS wow64_query_context_attributes( void *args )
{
struct
{
UINT64 context;
ULONG attr;
PTR32 buf;
} const *params32 = args;
struct query_context_attributes_params params =
{
params32->context,
params32->attr,
ULongToPtr(params32->buf),
};
return query_context_attributes( &params );
}
struct KERB_TICKET_CACHE_INFO_EX32
{
UNICODE_STRING32 ClientName;
UNICODE_STRING32 ClientRealm;
UNICODE_STRING32 ServerName;
UNICODE_STRING32 ServerRealm;
LARGE_INTEGER StartTime;
LARGE_INTEGER EndTime;
LARGE_INTEGER RenewTime;
LONG EncryptionType;
ULONG TicketFlags;
};
struct KERB_QUERY_TKT_CACHE_EX_RESPONSE32
{
KERB_PROTOCOL_MESSAGE_TYPE MessageType;
ULONG CountOfTickets;
struct KERB_TICKET_CACHE_INFO_EX32 Tickets[ANYSIZE_ARRAY];
};
static void copy_ticket_ustr_64to32( const UNICODE_STRING *str, UNICODE_STRING32 *str32, ULONG *client_str )
{
str32->Length = str->Length;
str32->MaximumLength = str->MaximumLength;
str32->Buffer = *client_str;
memcpy( ULongToPtr(str32->Buffer), str->Buffer, str->MaximumLength );
*client_str += str->MaximumLength;
}
static NTSTATUS copy_tickets_to_client32( struct ticket_list *list, struct KERB_QUERY_TKT_CACHE_EX_RESPONSE32 *resp,
ULONG *out_size )
{
ULONG i, size, size_fixed;
ULONG client_str;
size = size_fixed = offsetof( struct KERB_QUERY_TKT_CACHE_EX_RESPONSE32, Tickets[list->count] );
for (i = 0; i < list->count; i++)
{
size += list->tickets[i].ServerRealm.MaximumLength;
size += list->tickets[i].ServerName.MaximumLength;
}
if (!resp || size > *out_size)
{
*out_size = size;
return STATUS_BUFFER_TOO_SMALL;
}
*out_size = size;
resp->MessageType = KerbQueryTicketCacheMessage;
resp->CountOfTickets = list->count;
client_str = PtrToUlong(resp) + size_fixed;
for (i = 0; i < list->count; i++)
{
copy_ticket_ustr_64to32( &list->tickets[i].ServerName, &resp->Tickets[i].ServerName, &client_str );
copy_ticket_ustr_64to32( &list->tickets[i].ServerRealm, &resp->Tickets[i].ServerRealm, &client_str );
resp->Tickets[i].StartTime = list->tickets[i].StartTime;
resp->Tickets[i].EndTime = list->tickets[i].EndTime;
resp->Tickets[i].RenewTime = list->tickets[i].RenewTime;
resp->Tickets[i].EncryptionType = list->tickets[i].EncryptionType;
resp->Tickets[i].TicketFlags = list->tickets[i].TicketFlags;
}
return STATUS_SUCCESS;
}
static NTSTATUS wow64_query_ticket_cache( void *args )
{
struct
{
PTR32 resp;
PTR32 out_size;
} const *params32 = args;
struct ticket_list list = { 0 };
NTSTATUS status;
status = kerberos_fill_ticket_list( &list );
if (status == STATUS_SUCCESS)
status = copy_tickets_to_client32( &list, ULongToPtr(params32->resp), ULongToPtr(params32->out_size) );
free_tickets_in_list( &list );
return status;
}
static NTSTATUS wow64_seal_message( void *args )
{
struct
{
UINT64 context;
PTR32 data;
ULONG data_length;
PTR32 token;
PTR32 token_length;
} const *params32 = args;
struct seal_message_params params =
{
params32->context,
ULongToPtr(params32->data),
params32->data_length,
ULongToPtr(params32->token),
ULongToPtr(params32->token_length),
};
return seal_message( &params );
}
static NTSTATUS wow64_unseal_message( void *args )
{
struct
{
UINT64 context;
PTR32 data;
ULONG data_length;
PTR32 token;
ULONG token_length;
PTR32 qop;
} const *params32 = args;
struct unseal_message_params params =
{
params32->context,
ULongToPtr(params32->data),
params32->data_length,
ULongToPtr(params32->token),
params32->token_length,
ULongToPtr(params32->qop),
};
return unseal_message( &params );
}
static NTSTATUS wow64_verify_signature( void *args )
{
struct
{
UINT64 context;
PTR32 data;
ULONG data_length;
PTR32 token;
ULONG token_length;
PTR32 qop;
} const *params32 = args;
struct verify_signature_params params =
{
params32->context,
ULongToPtr(params32->data),
params32->data_length,
ULongToPtr(params32->token),
params32->token_length,
ULongToPtr(params32->qop),
};
return verify_signature( &params );
}
const unixlib_entry_t __wine_unix_call_wow64_funcs[] =
{
process_attach,
wow64_accept_context,
wow64_acquire_credentials_handle,
wow64_delete_context,
wow64_free_credentials_handle,
wow64_initialize_context,
wow64_make_signature,
wow64_query_context_attributes,
wow64_query_ticket_cache,
wow64_seal_message,
wow64_unseal_message,
wow64_verify_signature,
};
C_ASSERT( ARRAYSIZE(__wine_unix_call_wow64_funcs) == unix_funcs_count );
#endif /* _WIN64 */
#endif /* defined(SONAME_LIBKRB5) && defined(SONAME_LIBGSSAPI_KRB5) */
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