librpc/ndr/ndr_krb5pac.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    routines for marshalling/unmarshalling spoolss subcontext buffer structures
   5
   6    Copyright (C) Stefan Metzmacher 2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22
  23 #include "includes.h"
  24 #include "librpc/gen_ndr/ndr_krb5pac.h"
  25
  26 size_t _ndr_size_PAC_INFO(const union PAC_INFO *r, uint32_t level, int flags)
  27 {
  28         size_t s = ndr_size_PAC_INFO(r, level, flags);
  29         switch (level) {
  30                 case PAC_TYPE_LOGON_INFO:
  31                         return NDR_ROUND(s,8);
  32                 case PAC_TYPE_UPN_DNS_INFO:
  33                         return NDR_ROUND(s,8);
  34                 default:
  35                         return s;
  36         }
  37 }
  38
  39 enum ndr_err_code ndr_push_PAC_BUFFER(struct ndr_push *ndr, int ndr_flags, const struct PAC_BUFFER *r)
  40 {
  41         if (ndr_flags & NDR_SCALARS) {
  42                 NDR_CHECK(ndr_push_align(ndr, 4));
  43                 NDR_CHECK(ndr_push_PAC_TYPE(ndr, NDR_SCALARS, r->type));
  44                 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, _ndr_size_PAC_INFO(r->info,r->type,0)));
  45                 {
  46                         uint32_t _flags_save_PAC_INFO = ndr->flags;
  47                         ndr_set_flags(&ndr->flags, LIBNDR_FLAG_ALIGN8);
  48                         NDR_CHECK(ndr_push_relative_ptr1(ndr, r->info));
  49                         ndr->flags = _flags_save_PAC_INFO;
  50                 }
  51                 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0));
  52         }
  53         if (ndr_flags & NDR_BUFFERS) {
  54                 {
  55                         uint32_t _flags_save_PAC_INFO = ndr->flags;
  56                         ndr_set_flags(&ndr->flags, LIBNDR_FLAG_ALIGN8);
  57                         if (r->info) {
  58                                 NDR_CHECK(ndr_push_relative_ptr2_start(ndr, r->info));
  59                                 {
  60                                         struct ndr_push *_ndr_info_pad;
  61                                         struct ndr_push *_ndr_info;
  62                                         size_t _ndr_size = _ndr_size_PAC_INFO(r->info, r->type, 0);
  63                                         NDR_CHECK(ndr_push_subcontext_start(ndr, &_ndr_info_pad, 0, NDR_ROUND(_ndr_size, 8)));
  64                                         NDR_CHECK(ndr_push_subcontext_start(_ndr_info_pad, &_ndr_info, 0, _ndr_size));
  65                                         NDR_CHECK(ndr_push_set_switch_value(_ndr_info, r->info, r->type));
  66                                         NDR_CHECK(ndr_push_PAC_INFO(_ndr_info, NDR_SCALARS|NDR_BUFFERS, r->info));
  67                                         NDR_CHECK(ndr_push_subcontext_end(_ndr_info_pad, _ndr_info, 0, _ndr_size));
  68                                         NDR_CHECK(ndr_push_subcontext_end(ndr, _ndr_info_pad, 0, NDR_ROUND(_ndr_size, 8)));
  69                                 }
  70                                 NDR_CHECK(ndr_push_relative_ptr2_end(ndr, r->info));
  71                         }
  72                         ndr->flags = _flags_save_PAC_INFO;
  73                 }
  74         }
  75         return NDR_ERR_SUCCESS;
  76 }
  77
  78 enum ndr_err_code ndr_pull_PAC_BUFFER(struct ndr_pull *ndr, int ndr_flags, struct PAC_BUFFER *r)
  79 {
  80         uint32_t _ptr_info;
  81         TALLOC_CTX *_mem_save_info_0;
  82         if (ndr_flags & NDR_SCALARS) {
  83                 NDR_CHECK(ndr_pull_align(ndr, 4));
  84                 NDR_CHECK(ndr_pull_PAC_TYPE(ndr, NDR_SCALARS, &r->type));
  85                 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->_ndr_size));
  86                 {
  87                         uint32_t _flags_save_PAC_INFO = ndr->flags;
  88                         ndr_set_flags(&ndr->flags, LIBNDR_FLAG_ALIGN8);
  89                         NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_info));
  90                         if (_ptr_info) {
  91                                 NDR_PULL_ALLOC(ndr, r->info);
  92                                 NDR_CHECK(ndr_pull_relative_ptr1(ndr, r->info, _ptr_info));
  93                         } else {
  94                                 r->info = NULL;
  95                         }
  96                         ndr->flags = _flags_save_PAC_INFO;
  97                 }
  98                 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->_pad));
  99         }
 100         if (ndr_flags & NDR_BUFFERS) {
 101                 {
 102                         uint32_t _flags_save_PAC_INFO = ndr->flags;
 103                         ndr_set_flags(&ndr->flags, LIBNDR_FLAG_ALIGN8);
 104                         if (r->info) {
 105                                 uint32_t _relative_save_offset;
 106                                 _relative_save_offset = ndr->offset;
 107                                 NDR_CHECK(ndr_pull_relative_ptr2(ndr, r->info));
 108                                 _mem_save_info_0 = NDR_PULL_GET_MEM_CTX(ndr);
 109                                 NDR_PULL_SET_MEM_CTX(ndr, r->info, 0);
 110                                 {
 111                                         struct ndr_pull *_ndr_info_pad;
 112                                         struct ndr_pull *_ndr_info;
 113                                         NDR_CHECK(ndr_pull_subcontext_start(ndr, &_ndr_info_pad, 0, NDR_ROUND(r->_ndr_size, 8)));
 114                                         NDR_CHECK(ndr_pull_subcontext_start(_ndr_info_pad, &_ndr_info, 0, r->_ndr_size));
 115                                         NDR_CHECK(ndr_pull_set_switch_value(_ndr_info, r->info, r->type));
 116                                         NDR_CHECK(ndr_pull_PAC_INFO(_ndr_info, NDR_SCALARS|NDR_BUFFERS, r->info));
 117                                         NDR_CHECK(ndr_pull_subcontext_end(_ndr_info_pad, _ndr_info, 0, r->_ndr_size));
 118                                         NDR_CHECK(ndr_pull_subcontext_end(ndr, _ndr_info_pad, 0, NDR_ROUND(r->_ndr_size, 8)));
 119                                 }
 120                                 NDR_PULL_SET_MEM_CTX(ndr, _mem_save_info_0, 0);
 121                                 if (ndr->offset > ndr->relative_highest_offset) {
 122                                         ndr->relative_highest_offset = ndr->offset;
 123                                 }
 124                                 ndr->offset = _relative_save_offset;
 125                         }
 126                         ndr->flags = _flags_save_PAC_INFO;
 127                 }
 128         }
 129         return NDR_ERR_SUCCESS;
 130 }