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/*
Unix SMB/CIFS implementation.
routines for top backup key protocol marshalling/unmarshalling
Copyright (C) Matthieu Patou 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "librpc/gen_ndr/ndr_misc.h"
#include "librpc/gen_ndr/ndr_backupkey.h"
#include "librpc/gen_ndr/ndr_security.h"
static uint32_t backupkeyguid_to_uint(const struct GUID *guid)
{
struct GUID tmp;
NTSTATUS status;
bool match;
status = GUID_from_string(BACKUPKEY_RESTORE_GUID, &tmp);
if (NT_STATUS_IS_OK(status)) {
match = GUID_equal(guid, &tmp);
if (match) {
return BACKUPKEY_RESTORE_GUID_INTEGER;
}
}
status = GUID_from_string(BACKUPKEY_RETRIEVE_BACKUP_KEY_GUID, &tmp);
if (NT_STATUS_IS_OK(status)) {
match = GUID_equal(guid, &tmp);
if (match) {
return BACKUPKEY_RETRIEVE_BACKUP_KEY_GUID_INTEGER;
}
}
return BACKUPKEY_INVALID_GUID_INTEGER;
}
_PUBLIC_ void ndr_print_bkrp_BackupKey(struct ndr_print *ndr, const char *name, int flags, const struct bkrp_BackupKey *r)
{
ndr_print_struct(ndr, name, "bkrp_BackupKey");
if (r == NULL) { ndr_print_null(ndr); return; }
ndr->depth++;
if (flags & NDR_SET_VALUES) {
ndr->flags |= LIBNDR_PRINT_SET_VALUES;
}
if (flags & NDR_IN) {
union bkrp_data_in_blob inblob;
DATA_BLOB blob;
uint32_t level;
enum ndr_err_code ndr_err;
ndr_print_struct(ndr, "in", "bkrp_BackupKey");
ndr->depth++;
ndr_print_ptr(ndr, "guidActionAgent", r->in.guidActionAgent);
ndr->depth++;
ndr_print_GUID(ndr, "guidActionAgent", r->in.guidActionAgent);
ndr->depth--;
level = backupkeyguid_to_uint(r->in.guidActionAgent);
blob.data = r->in.data_in;
blob.length = r->in.data_in_len;
ndr_err = ndr_pull_union_blob(&blob, ndr, &inblob, level,
(ndr_pull_flags_fn_t)ndr_pull_bkrp_data_in_blob);
ndr_print_ptr(ndr, "data_in", r->in.data_in);
ndr->depth++;
if (NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
ndr_print_bkrp_data_in_blob(ndr, "data_in", &inblob);
} else {
ndr_print_array_uint8(ndr, "data_in", r->in.data_in, r->in.data_in_len);
}
ndr->depth--;
ndr_print_uint32(ndr, "data_in_len", r->in.data_in_len);
ndr_print_uint32(ndr, "param", r->in.param);
ndr->depth--;
}
if (flags & NDR_OUT) {
ndr_print_struct(ndr, "out", "bkrp_BackupKey");
ndr->depth++;
ndr_print_ptr(ndr, "data_out", r->out.data_out);
ndr->depth++;
ndr_print_ptr(ndr, "data_out", *r->out.data_out);
ndr->depth++;
if (*r->out.data_out) {
ndr_print_array_uint8(ndr, "data_out", *r->out.data_out, *r->out.data_out_len);
}
ndr->depth--;
ndr->depth--;
ndr_print_ptr(ndr, "data_out_len", r->out.data_out_len);
ndr->depth++;
ndr_print_uint32(ndr, "data_out_len", *r->out.data_out_len);
ndr->depth--;
ndr_print_WERROR(ndr, "result", r->out.result);
ndr->depth--;
}
ndr->depth--;
}
/* We have manual push/pull because we didn't manage to do the alignment
* purely in PIDL as the padding is sized so that the whole access_check_v3
* struct size is a multiple of 8 (as specified in 2.2.2.3 of ms-bkrp.pdf)
*/
_PUBLIC_ enum ndr_err_code ndr_push_bkrp_access_check_v2(struct ndr_push *ndr, int ndr_flags, const struct bkrp_access_check_v2 *r)
{
if (ndr_flags & NDR_SCALARS) {
size_t ofs;
size_t pad;
NDR_CHECK(ndr_push_align(ndr, 4));
NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0x00000001));
NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->nonce_len));
NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->nonce, r->nonce_len));
NDR_CHECK(ndr_push_dom_sid(ndr, NDR_SCALARS, &r->sid));
/* We articially increment the offset of 20 bytes (size of hash
* comming after the pad) so that ndr_align can determine easily
* the correct pad size to make the whole struct 8 bytes aligned
*/
ofs = ndr->offset + 20;
pad = ndr_align_size(ofs, 8);
NDR_CHECK(ndr_push_zero(ndr, pad));
NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->hash, 20));
NDR_CHECK(ndr_push_trailer_align(ndr, 4));
}
if (ndr_flags & NDR_BUFFERS) {
}
return NDR_ERR_SUCCESS;
}
_PUBLIC_ enum ndr_err_code ndr_pull_bkrp_access_check_v2(struct ndr_pull *ndr, int ndr_flags, struct bkrp_access_check_v2 *r)
{
if (ndr_flags & NDR_SCALARS) {
size_t ofs;
size_t pad;
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->magic));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->nonce_len));
NDR_PULL_ALLOC_N(ndr, r->nonce, r->nonce_len);
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->nonce, r->nonce_len));
NDR_CHECK(ndr_pull_dom_sid(ndr, NDR_SCALARS, &r->sid));
ofs = ndr->offset + 20;
pad = ndr_align_size(ofs, 8);
NDR_CHECK(ndr_pull_advance(ndr, pad));
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->hash, 20));
NDR_CHECK(ndr_pull_trailer_align(ndr, 4));
}
if (ndr_flags & NDR_BUFFERS) {
}
return NDR_ERR_SUCCESS;
}
/* We have manual push/pull because we didn't manage to do the alignment
* purely in PIDL as the padding is sized so that the whole access_check_v3
* struct size is a multiple of 16 (as specified in 2.2.2.4 of ms-bkrp.pdf)
*/
_PUBLIC_ enum ndr_err_code ndr_push_bkrp_access_check_v3(struct ndr_push *ndr, int ndr_flags, const struct bkrp_access_check_v3 *r)
{
if (ndr_flags & NDR_SCALARS) {
size_t ofs;
size_t pad;
NDR_CHECK(ndr_push_align(ndr, 4));
NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0x00000001));
NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->nonce_len));
NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->nonce, r->nonce_len));
NDR_CHECK(ndr_push_dom_sid(ndr, NDR_SCALARS, &r->sid));
/* We articially increment the offset of 64 bytes (size of hash
* comming after the pad) so that ndr_align can determine easily
* the correct pad size to make the whole struct 16 bytes aligned
*/
ofs = ndr->offset + 64;
pad = ndr_align_size(ofs, 16);
NDR_CHECK(ndr_push_zero(ndr, pad));
NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->hash, 64));
NDR_CHECK(ndr_push_trailer_align(ndr, 4));
}
if (ndr_flags & NDR_BUFFERS) {
}
return NDR_ERR_SUCCESS;
}
_PUBLIC_ enum ndr_err_code ndr_pull_bkrp_access_check_v3(struct ndr_pull *ndr, int ndr_flags, struct bkrp_access_check_v3 *r)
{
if (ndr_flags & NDR_SCALARS) {
size_t ofs;
size_t pad;
NDR_CHECK(ndr_pull_align(ndr, 4));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->magic));
NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->nonce_len));
NDR_PULL_ALLOC_N(ndr, r->nonce, r->nonce_len);
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->nonce, r->nonce_len));
NDR_CHECK(ndr_pull_dom_sid(ndr, NDR_SCALARS, &r->sid));
ofs = ndr->offset + 64;
pad = ndr_align_size(ofs, 16);
NDR_CHECK(ndr_pull_advance(ndr, pad));
NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->hash, 64));
NDR_CHECK(ndr_pull_trailer_align(ndr, 4));
}
if (ndr_flags & NDR_BUFFERS) {
}
return NDR_ERR_SUCCESS;
}
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