>From f5fe1973032248b8b789cb5887cf6152df120dfc Mon Sep 17 00:00:00 2001 From: Matthieu Patou Date: Thu, 18 Aug 2011 19:07:14 +0200 Subject: [PATCH 3/9] idl: add nt backup blobs format --- librpc/idl/bkupblobs.idl | 54 ++++++++++++++++++++++++++++++ librpc/ndr/ndr_bkupblobs.c | 82 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 136 insertions(+) create mode 100644 librpc/idl/bkupblobs.idl create mode 100644 librpc/ndr/ndr_bkupblobs.c diff --git a/librpc/idl/bkupblobs.idl b/librpc/idl/bkupblobs.idl new file mode 100644 index 0000000..d1ec4a5 --- /dev/null +++ b/librpc/idl/bkupblobs.idl @@ -0,0 +1,54 @@ +#include "idl_types.h" + +import "misc.idl"; +import "security.idl"; +import "fscc.idl"; +/* bkup blobs interface definition */ + + +[ + pointer_default(unique), + helpstring("bkup blobs") +] + + +interface bkup +{ + typedef [v1_enum] enum { + STREAM_ID_DATA = 1, + STREAM_ID_EX_DATA = 2, + STREAM_ID_SECURITY_DATA = 3, + STREAM_ID_ALTERNATE_DATA = 4, + STREAM_ID_LINK = 5, + STREAM_ID_OBJECTID = 7, + STREAM_ID_REPARSE_DATA = 8, + STREAM_ID_SPARSE_BLOCK = 9, + STREAM_ID_TXFS_DATA = 10 + } bkup_StreamId; + + typedef [v1_enum] enum { + STREAM_ATTRIBUTE_NORMAL = 0, + STREAM_ATTRIBUTE_SECURITY = 2, + STREAM_ATTRIBUTE_SPARSE = 8 + } bkup_StreamAttribute; + + typedef [nodiscriminant] union { + [default] DATA_BLOB blob; + [flag(NDR_ALIGN2),case(STREAM_ID_SECURITY_DATA)] security_descriptor sd; + [case(STREAM_ID_OBJECTID)] fscc_FileObjectIdBuffer_2 object; + } bkup_StreamData; + + typedef [public] struct { + bkup_StreamId id; + bkup_StreamAttribute attribute; + hyper size; + uint32 stream_name_size; + [charset(UTF16),flag(STR_NOTERM)] uint16 stream_name[stream_name_size]; + [subcontext(0), subcontext_size(size), switch_is(id)] [flag(NDR_REMAINING)] bkup_StreamData data; + } bkup_Win32StreamId; + + typedef [nopush, nopull, flag(NDR_NOALIGN), public] struct { + uint32 num_stream; + bkup_Win32StreamId streams[num_stream]; + } bkup_NTBackupFile; +} diff --git a/librpc/ndr/ndr_bkupblobs.c b/librpc/ndr/ndr_bkupblobs.c new file mode 100644 index 0000000..9335664 --- /dev/null +++ b/librpc/ndr/ndr_bkupblobs.c @@ -0,0 +1,82 @@ +/* + Unix SMB/CIFS implementation. + + helper routines for BKUP Blobs marshalling + + Copyright (C) Matthieu Patou 2011 + + 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 . +*/ + +#include "includes.h" +#include "librpc/gen_ndr/ndr_bkupblobs.h" + + +_PUBLIC_ enum ndr_err_code ndr_push_bkup_NTBackupFile(struct ndr_push *ndr, int ndr_flags, const struct bkup_NTBackupFile *r) +{ + uint32_t cntr_streams_0; + { + uint32_t _flags_save_STRUCT = ndr->flags; + ndr_set_flags(&ndr->flags, LIBNDR_FLAG_NOALIGN); + if (ndr_flags & NDR_SCALARS) { + NDR_CHECK(ndr_push_align(ndr, 2)); + for (cntr_streams_0 = 0; cntr_streams_0 < r->num_stream; cntr_streams_0++) { + NDR_CHECK(ndr_push_bkup_Win32StreamId(ndr, NDR_SCALARS, &r->streams[cntr_streams_0])); + } + NDR_CHECK(ndr_push_trailer_align(ndr, 8)); + } + if (ndr_flags & NDR_BUFFERS) { + } + ndr->flags = _flags_save_STRUCT; + } + return NDR_ERR_SUCCESS; +} + +#define _TMP_PULL_REALLOC_N(ndr, s, t, n) do { \ + _NDR_PULL_FIX_CURRENT_MEM_CTX(ndr);\ + (s) = talloc_realloc(ndr->current_mem_ctx, (s), t, n); \ + if (!(s)) { \ + return ndr_pull_error(ndr, NDR_ERR_ALLOC, \ + "Alloc %u * %s failed: %s\n", \ + (unsigned)n, # s, __location__); \ + } \ +} while (0) + +_PUBLIC_ enum ndr_err_code ndr_pull_bkup_NTBackupFile(struct ndr_pull *ndr, int ndr_flags, struct bkup_NTBackupFile *r) +{ + uint32_t cntr_streams_0; + { + uint32_t _flags_save_STRUCT = ndr->flags; + ndr_set_flags(&ndr->flags, LIBNDR_FLAG_NOALIGN); + if (ndr_flags & NDR_SCALARS) { + uint32_t remaining = ndr->data_size - ndr->offset; + r->num_stream = 0; + r->streams = NULL; + for (cntr_streams_0 = 0; remaining > 0; cntr_streams_0++) { + r->num_stream += 1; + _TMP_PULL_REALLOC_N(ndr, r->streams, + struct bkup_Win32StreamId, + r->num_stream); + NDR_CHECK(ndr_pull_bkup_Win32StreamId(ndr, + NDR_SCALARS, + &r->streams[cntr_streams_0])); + remaining = ndr->data_size - ndr->offset; + } + } + if (ndr_flags & NDR_BUFFERS) { + } + ndr->flags = _flags_save_STRUCT; + } + return NDR_ERR_SUCCESS; +} -- 2.1.0