From 25ae380fabfd2d7e5141dadb48b8e30b5b723c1f Mon Sep 17 00:00:00 2001 From: Matthieu Patou Date: Sat, 20 Nov 2010 18:19:06 +0300 Subject: idl: Add IDL for remote key backup protocol (rkbp) Signed-off-by: Stefan Metzmacher --- librpc/ndr/ndr_backupkey.c | 215 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 215 insertions(+) create mode 100644 librpc/ndr/ndr_backupkey.c (limited to 'librpc/ndr/ndr_backupkey.c') diff --git a/librpc/ndr/ndr_backupkey.c b/librpc/ndr/ndr_backupkey.c new file mode 100644 index 0000000000..ddbaeea000 --- /dev/null +++ b/librpc/ndr/ndr_backupkey.c @@ -0,0 +1,215 @@ +/* + 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 . +*/ + +#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; +} -- cgit