2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2003
7 Copyright (C) Jelmer Vernooij 2005-2008
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 this provides the core routines for NDR parsing functions
26 see http://www.opengroup.org/onlinepubs/9629399/chap14.htm for details
31 #include "librpc/ndr/libndr.h"
32 #include "../lib/util/dlinklist.h"
34 #define NDR_BASE_MARSHALL_SIZE 1024
36 /* this guid indicates NDR encoding in a protocol tower */
37 const struct ndr_syntax_id ndr_transfer_syntax_ndr = {
38 { 0x8a885d04, 0x1ceb, 0x11c9, {0x9f, 0xe8}, {0x08,0x00,0x2b,0x10,0x48,0x60} },
42 const struct ndr_syntax_id ndr_transfer_syntax_ndr64 = {
43 { 0x71710533, 0xbeba, 0x4937, {0x83, 0x19}, {0xb5,0xdb,0xef,0x9c,0xcc,0x36} },
47 const struct ndr_syntax_id ndr_syntax_id_null = {
48 { 0, 0, 0, { 0, 0 }, { 0, 0, 0, 0, 0, 0 } },
53 work out the number of bytes needed to align on a n byte boundary
55 _PUBLIC_ size_t ndr_align_size(uint32_t offset, size_t n)
57 if ((offset & (n-1)) == 0) return 0;
58 return n - (offset & (n-1));
62 initialise a ndr parse structure from a data blob
64 _PUBLIC_ struct ndr_pull *ndr_pull_init_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx)
68 ndr = talloc_zero(mem_ctx, struct ndr_pull);
69 if (!ndr) return NULL;
70 ndr->current_mem_ctx = mem_ctx;
72 ndr->data = blob->data;
73 ndr->data_size = blob->length;
78 _PUBLIC_ enum ndr_err_code ndr_pull_append(struct ndr_pull *ndr, DATA_BLOB *blob)
80 enum ndr_err_code ndr_err;
85 if (blob->length == 0) {
86 return NDR_ERR_SUCCESS;
89 ndr_err = ndr_token_retrieve(&ndr->array_size_list, ndr, &append);
90 if (ndr_err == NDR_ERR_TOKEN) {
92 ndr_err = NDR_ERR_SUCCESS;
96 if (ndr->data_size == 0) {
101 if (append == UINT32_MAX) {
103 * append == UINT32_MAX means that
104 * ndr->data is either NULL or a valid
105 * talloc child of ndr, which means
106 * we can use data_blob_append() without
107 * data_blob_talloc() of the existing callers data
109 b = data_blob_const(ndr->data, ndr->data_size);
111 b = data_blob_talloc(ndr, ndr->data, ndr->data_size);
112 if (b.data == NULL) {
113 return ndr_pull_error(ndr, NDR_ERR_ALLOC, "%s", __location__);
117 ok = data_blob_append(ndr, &b, blob->data, blob->length);
119 return ndr_pull_error(ndr, NDR_ERR_ALLOC, "%s", __location__);
123 ndr->data_size = b.length;
125 return ndr_token_store(ndr, &ndr->array_size_list, ndr, UINT32_MAX);
128 _PUBLIC_ enum ndr_err_code ndr_pull_pop(struct ndr_pull *ndr)
133 if (ndr->relative_base_offset != 0) {
134 return ndr_pull_error(ndr, NDR_ERR_RELATIVE,
137 if (ndr->relative_highest_offset != 0) {
138 return ndr_pull_error(ndr, NDR_ERR_RELATIVE,
141 if (ndr->relative_list != NULL) {
142 return ndr_pull_error(ndr, NDR_ERR_RELATIVE,
145 if (ndr->relative_base_list != NULL) {
146 return ndr_pull_error(ndr, NDR_ERR_RELATIVE,
151 * we need to keep up to 7 bytes
152 * in order to get the aligment right.
154 skip = ndr->offset & 0xFFFFFFF8;
157 return NDR_ERR_SUCCESS;
161 ndr->data_size -= skip;
163 append = ndr_token_peek(&ndr->array_size_list, ndr);
164 if (append != UINT32_MAX) {
166 * here we assume, that ndr->data is not a
167 * talloc child of ndr.
170 return NDR_ERR_SUCCESS;
173 memmove(ndr->data, ndr->data + skip, ndr->data_size);
175 ndr->data = talloc_realloc(ndr, ndr->data, uint8_t, ndr->data_size);
176 if (ndr->data_size != 0 && ndr->data == NULL) {
177 return ndr_pull_error(ndr, NDR_ERR_ALLOC, "%s", __location__);
180 return NDR_ERR_SUCCESS;
184 advance by 'size' bytes
186 _PUBLIC_ enum ndr_err_code ndr_pull_advance(struct ndr_pull *ndr, uint32_t size)
189 if (ndr->offset > ndr->data_size) {
190 return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
191 "ndr_pull_advance by %u failed",
194 return NDR_ERR_SUCCESS;
198 set the parse offset to 'ofs'
200 static enum ndr_err_code ndr_pull_set_offset(struct ndr_pull *ndr, uint32_t ofs)
203 if (ndr->offset > ndr->data_size) {
204 return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
205 "ndr_pull_set_offset %u failed",
208 return NDR_ERR_SUCCESS;
211 /* create a ndr_push structure, ready for some marshalling */
212 _PUBLIC_ struct ndr_push *ndr_push_init_ctx(TALLOC_CTX *mem_ctx)
214 struct ndr_push *ndr;
216 ndr = talloc_zero(mem_ctx, struct ndr_push);
222 ndr->alloc_size = NDR_BASE_MARSHALL_SIZE;
223 ndr->data = talloc_array(ndr, uint8_t, ndr->alloc_size);
232 /* return a DATA_BLOB structure for the current ndr_push marshalled data */
233 _PUBLIC_ DATA_BLOB ndr_push_blob(struct ndr_push *ndr)
236 blob = data_blob_const(ndr->data, ndr->offset);
237 if (ndr->alloc_size > ndr->offset) {
238 ndr->data[ndr->offset] = 0;
245 expand the available space in the buffer to ndr->offset + extra_size
247 _PUBLIC_ enum ndr_err_code ndr_push_expand(struct ndr_push *ndr, uint32_t extra_size)
249 uint32_t size = extra_size + ndr->offset;
251 if (size < ndr->offset) {
252 /* extra_size overflowed the offset */
253 return ndr_push_error(ndr, NDR_ERR_BUFSIZE, "Overflow in push_expand to %u",
257 if (ndr->alloc_size > size) {
258 return NDR_ERR_SUCCESS;
261 ndr->alloc_size += NDR_BASE_MARSHALL_SIZE;
262 if (size+1 > ndr->alloc_size) {
263 ndr->alloc_size = size+1;
265 ndr->data = talloc_realloc(ndr, ndr->data, uint8_t, ndr->alloc_size);
267 return ndr_push_error(ndr, NDR_ERR_ALLOC, "Failed to push_expand to %u",
271 return NDR_ERR_SUCCESS;
274 _PUBLIC_ void ndr_print_debugc_helper(struct ndr_print *ndr, const char *format, ...)
282 va_start(ap, format);
283 ret = vasprintf(&s, format, ap);
290 dbgc_class = *(int *)ndr->private_data;
292 if (ndr->no_newline) {
293 DEBUGADDC(dbgc_class, 1,("%s", s));
298 for (i=0;i<ndr->depth;i++) {
299 DEBUGADDC(dbgc_class, 1,(" "));
302 DEBUGADDC(dbgc_class, 1,("%s\n", s));
306 _PUBLIC_ void ndr_print_debug_helper(struct ndr_print *ndr, const char *format, ...)
313 va_start(ap, format);
314 ret = vasprintf(&s, format, ap);
321 if (ndr->no_newline) {
322 DEBUGADD(1,("%s", s));
327 for (i=0;i<ndr->depth;i++) {
331 DEBUGADD(1,("%s\n", s));
335 _PUBLIC_ void ndr_print_printf_helper(struct ndr_print *ndr, const char *format, ...)
340 if (!ndr->no_newline) {
341 for (i=0;i<ndr->depth;i++) {
346 va_start(ap, format);
349 if (!ndr->no_newline) {
354 _PUBLIC_ void ndr_print_string_helper(struct ndr_print *ndr, const char *format, ...)
359 if (!ndr->no_newline) {
360 for (i=0;i<ndr->depth;i++) {
361 ndr->private_data = talloc_asprintf_append_buffer(
362 (char *)ndr->private_data, " ");
366 va_start(ap, format);
367 ndr->private_data = talloc_vasprintf_append_buffer((char *)ndr->private_data,
370 if (!ndr->no_newline) {
371 ndr->private_data = talloc_asprintf_append_buffer((char *)ndr->private_data,
377 a useful helper function for printing idl structures via DEBUGC()
379 _PUBLIC_ void ndr_print_debugc(int dbgc_class, ndr_print_fn_t fn, const char *name, void *ptr)
381 struct ndr_print *ndr;
383 DEBUGC(dbgc_class, 1,(" "));
385 ndr = talloc_zero(NULL, struct ndr_print);
387 ndr->private_data = &dbgc_class;
388 ndr->print = ndr_print_debugc_helper;
396 a useful helper function for printing idl structures via DEBUG()
398 _PUBLIC_ void ndr_print_debug(ndr_print_fn_t fn, const char *name, void *ptr)
400 struct ndr_print *ndr;
404 ndr = talloc_zero(NULL, struct ndr_print);
406 ndr->print = ndr_print_debug_helper;
414 a useful helper function for printing idl unions via DEBUG()
416 _PUBLIC_ void ndr_print_union_debug(ndr_print_fn_t fn, const char *name, uint32_t level, void *ptr)
418 struct ndr_print *ndr;
422 ndr = talloc_zero(NULL, struct ndr_print);
424 ndr->print = ndr_print_debug_helper;
427 ndr_print_set_switch_value(ndr, ptr, level);
433 a useful helper function for printing idl function calls via DEBUG()
435 _PUBLIC_ void ndr_print_function_debug(ndr_print_function_t fn, const char *name, int flags, void *ptr)
437 struct ndr_print *ndr;
441 ndr = talloc_zero(NULL, struct ndr_print);
443 ndr->print = ndr_print_debug_helper;
447 fn(ndr, name, flags, ptr);
452 a useful helper function for printing idl structures to a string
454 _PUBLIC_ char *ndr_print_struct_string(TALLOC_CTX *mem_ctx, ndr_print_fn_t fn, const char *name, void *ptr)
456 struct ndr_print *ndr;
459 ndr = talloc_zero(mem_ctx, struct ndr_print);
460 if (!ndr) return NULL;
461 ndr->private_data = talloc_strdup(ndr, "");
462 if (!ndr->private_data) {
465 ndr->print = ndr_print_string_helper;
470 ret = talloc_steal(mem_ctx, (char *)ndr->private_data);
477 a useful helper function for printing idl unions to a string
479 _PUBLIC_ char *ndr_print_union_string(TALLOC_CTX *mem_ctx, ndr_print_fn_t fn, const char *name, uint32_t level, void *ptr)
481 struct ndr_print *ndr;
484 ndr = talloc_zero(mem_ctx, struct ndr_print);
485 if (!ndr) return NULL;
486 ndr->private_data = talloc_strdup(ndr, "");
487 if (!ndr->private_data) {
490 ndr->print = ndr_print_string_helper;
493 ndr_print_set_switch_value(ndr, ptr, level);
495 ret = talloc_steal(mem_ctx, (char *)ndr->private_data);
502 a useful helper function for printing idl function calls to a string
504 _PUBLIC_ char *ndr_print_function_string(TALLOC_CTX *mem_ctx,
505 ndr_print_function_t fn, const char *name,
506 int flags, void *ptr)
508 struct ndr_print *ndr;
511 ndr = talloc_zero(mem_ctx, struct ndr_print);
512 if (!ndr) return NULL;
513 ndr->private_data = talloc_strdup(ndr, "");
514 if (!ndr->private_data) {
517 ndr->print = ndr_print_string_helper;
520 fn(ndr, name, flags, ptr);
521 ret = talloc_steal(mem_ctx, (char *)ndr->private_data);
527 _PUBLIC_ void ndr_set_flags(uint32_t *pflags, uint32_t new_flags)
529 /* the big/little endian flags are inter-dependent */
530 if (new_flags & LIBNDR_FLAG_LITTLE_ENDIAN) {
531 (*pflags) &= ~LIBNDR_FLAG_BIGENDIAN;
532 (*pflags) &= ~LIBNDR_FLAG_NDR64;
534 if (new_flags & LIBNDR_FLAG_BIGENDIAN) {
535 (*pflags) &= ~LIBNDR_FLAG_LITTLE_ENDIAN;
536 (*pflags) &= ~LIBNDR_FLAG_NDR64;
538 if (new_flags & LIBNDR_ALIGN_FLAGS) {
539 /* Ensure we only have the passed-in
540 align flag set in the new_flags,
541 remove any old align flag. */
542 (*pflags) &= ~LIBNDR_ALIGN_FLAGS;
544 if (new_flags & LIBNDR_FLAG_NO_RELATIVE_REVERSE) {
545 (*pflags) &= ~LIBNDR_FLAG_RELATIVE_REVERSE;
547 (*pflags) |= new_flags;
551 return and possibly log an NDR error
553 _PUBLIC_ enum ndr_err_code ndr_pull_error(struct ndr_pull *ndr,
554 enum ndr_err_code ndr_err,
555 const char *format, ...)
561 if (ndr->flags & LIBNDR_FLAG_INCOMPLETE_BUFFER) {
563 case NDR_ERR_BUFSIZE:
564 return NDR_ERR_INCOMPLETE_BUFFER;
570 va_start(ap, format);
571 ret = vasprintf(&s, format, ap);
575 return NDR_ERR_ALLOC;
578 DEBUG(1,("ndr_pull_error(%u): %s\n", ndr_err, s));
586 return and possibly log an NDR error
588 _PUBLIC_ enum ndr_err_code ndr_push_error(struct ndr_push *ndr,
589 enum ndr_err_code ndr_err,
590 const char *format, ...)
596 va_start(ap, format);
597 ret = vasprintf(&s, format, ap);
601 return NDR_ERR_ALLOC;
604 DEBUG(1,("ndr_push_error(%u): %s\n", ndr_err, s));
612 handle subcontext buffers, which in midl land are user-marshalled, but
613 we use magic in pidl to make them easier to cope with
615 _PUBLIC_ enum ndr_err_code ndr_pull_subcontext_start(struct ndr_pull *ndr,
616 struct ndr_pull **_subndr,
620 struct ndr_pull *subndr;
621 uint32_t r_content_size;
622 bool force_le = false;
623 bool force_be = false;
625 switch (header_size) {
627 uint32_t content_size = ndr->data_size - ndr->offset;
629 content_size = size_is;
631 r_content_size = content_size;
636 uint16_t content_size;
637 NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &content_size));
638 if (size_is >= 0 && size_is != content_size) {
639 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) (0x%04x) mismatch content_size %d (0x%04x)",
640 (int)size_is, (int)size_is,
644 r_content_size = content_size;
649 uint32_t content_size;
650 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &content_size));
651 if (size_is >= 0 && size_is != content_size) {
652 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) (0x%08x) mismatch content_size %d (0x%08x)",
653 (int)size_is, (int)size_is,
657 r_content_size = content_size;
662 * Common Type Header for the Serialization Stream
663 * See [MS-RPCE] 2.2.6 Type Serialization Version 1
669 uint32_t content_size;
673 NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &version));
676 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
677 "Bad subcontext (PULL) Common Type Header version %d != 1",
685 NDR_CHECK(ndr_pull_uint8(ndr, NDR_SCALARS, &drep));
688 } else if (drep == 0x00) {
691 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
692 "Bad subcontext (PULL) Common Type Header invalid drep 0x%02X",
696 /* length of the "Private Header for Constructed Type" */
697 NDR_CHECK(ndr_pull_uint16(ndr, NDR_SCALARS, &hdrlen));
699 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
700 "Bad subcontext (PULL) Common Type Header length %d != 8",
704 /* filler should be ignored */
705 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &filler));
708 * Private Header for Constructed Type
710 /* length - will be updated latter */
711 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &content_size));
712 if (size_is >= 0 && size_is != content_size) {
713 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) size_is(%d) mismatch content_size %d",
714 (int)size_is, (int)content_size);
716 /* the content size must be a multiple of 8 */
717 if ((content_size % 8) != 0) {
718 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT,
719 "Bad subcontext (PULL) size_is(%d) not padded to 8 content_size %d",
720 (int)size_is, (int)content_size);
722 r_content_size = content_size;
725 NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &reserved));
730 * a shallow copy like subcontext
731 * useful for DCERPC pipe chunks.
733 subndr = talloc_zero(ndr, struct ndr_pull);
734 NDR_ERR_HAVE_NO_MEMORY(subndr);
736 subndr->flags = ndr->flags;
737 subndr->current_mem_ctx = ndr->current_mem_ctx;
738 subndr->data = ndr->data;
739 subndr->offset = ndr->offset;
740 subndr->data_size = ndr->data_size;
743 return NDR_ERR_SUCCESS;
746 return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PULL) header_size %d",
750 NDR_PULL_NEED_BYTES(ndr, r_content_size);
752 subndr = talloc_zero(ndr, struct ndr_pull);
753 NDR_ERR_HAVE_NO_MEMORY(subndr);
754 subndr->flags = ndr->flags & ~LIBNDR_FLAG_NDR64;
755 subndr->current_mem_ctx = ndr->current_mem_ctx;
757 subndr->data = ndr->data + ndr->offset;
759 subndr->data_size = r_content_size;
762 ndr_set_flags(&ndr->flags, LIBNDR_FLAG_LITTLE_ENDIAN);
763 } else if (force_be) {
764 ndr_set_flags(&ndr->flags, LIBNDR_FLAG_BIGENDIAN);
768 return NDR_ERR_SUCCESS;
771 _PUBLIC_ enum ndr_err_code ndr_pull_subcontext_end(struct ndr_pull *ndr,
772 struct ndr_pull *subndr,
777 uint32_t highest_ofs;
779 if (header_size == 0xFFFFFFFF) {
780 advance = subndr->offset - ndr->offset;
781 } else if (size_is >= 0) {
783 } else if (header_size > 0) {
784 advance = subndr->data_size;
786 advance = subndr->offset;
789 if (subndr->offset > ndr->relative_highest_offset) {
790 highest_ofs = subndr->offset;
792 highest_ofs = subndr->relative_highest_offset;
794 if (!(subndr->flags & LIBNDR_FLAG_SUBCONTEXT_NO_UNREAD_BYTES)) {
796 * avoid an error unless SUBCONTEXT_NO_UNREAD_BYTES is specified
798 highest_ofs = advance;
800 if (highest_ofs < advance) {
801 return ndr_pull_error(subndr, NDR_ERR_UNREAD_BYTES,
802 "not all bytes consumed ofs[%u] advance[%u]",
803 highest_ofs, advance);
806 NDR_CHECK(ndr_pull_advance(ndr, advance));
807 return NDR_ERR_SUCCESS;
810 _PUBLIC_ enum ndr_err_code ndr_push_subcontext_start(struct ndr_push *ndr,
811 struct ndr_push **_subndr,
815 struct ndr_push *subndr;
817 subndr = ndr_push_init_ctx(ndr);
818 NDR_ERR_HAVE_NO_MEMORY(subndr);
819 subndr->flags = ndr->flags & ~LIBNDR_FLAG_NDR64;
822 NDR_CHECK(ndr_push_zero(subndr, size_is));
824 subndr->relative_end_offset = size_is;
828 return NDR_ERR_SUCCESS;
832 push a subcontext header
834 _PUBLIC_ enum ndr_err_code ndr_push_subcontext_end(struct ndr_push *ndr,
835 struct ndr_push *subndr,
842 padding_len = size_is - subndr->offset;
843 if (padding_len < 0) {
844 return ndr_push_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext (PUSH) content_size %d is larger than size_is(%d)",
845 (int)subndr->offset, (int)size_is);
847 subndr->offset = size_is;
850 switch (header_size) {
855 NDR_CHECK(ndr_push_uint16(ndr, NDR_SCALARS, subndr->offset));
859 NDR_CHECK(ndr_push_uint3264(ndr, NDR_SCALARS, subndr->offset));
864 * Common Type Header for the Serialization Stream
865 * See [MS-RPCE] 2.2.6 Type Serialization Version 1
867 padding_len = NDR_ROUND(subndr->offset, 8) - subndr->offset;
868 if (padding_len > 0) {
869 NDR_CHECK(ndr_push_zero(subndr, padding_len));
873 NDR_CHECK(ndr_push_uint8(ndr, NDR_SCALARS, 1));
879 NDR_CHECK(ndr_push_uint8(ndr, NDR_SCALARS, NDR_BE(ndr)?0x00:0x10));
881 /* length of the "Private Header for Constructed Type" */
882 NDR_CHECK(ndr_push_uint16(ndr, NDR_SCALARS, 8));
885 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0xCCCCCCCC));
888 * Private Header for Constructed Type
890 /* length - will be updated latter */
891 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, subndr->offset));
894 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0));
898 return ndr_push_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext header size %d",
902 NDR_CHECK(ndr_push_bytes(ndr, subndr->data, subndr->offset));
903 return NDR_ERR_SUCCESS;
907 store a token in the ndr context, for later retrieval
909 _PUBLIC_ enum ndr_err_code ndr_token_store(TALLOC_CTX *mem_ctx,
910 struct ndr_token_list **list,
914 struct ndr_token_list *tok;
915 tok = talloc(mem_ctx, struct ndr_token_list);
916 NDR_ERR_HAVE_NO_MEMORY(tok);
919 DLIST_ADD((*list), tok);
920 return NDR_ERR_SUCCESS;
924 retrieve a token from a ndr context, using cmp_fn to match the tokens
926 _PUBLIC_ enum ndr_err_code ndr_token_retrieve_cmp_fn(struct ndr_token_list **list, const void *key, uint32_t *v,
927 comparison_fn_t _cmp_fn, bool _remove_tok)
929 struct ndr_token_list *tok;
930 for (tok=*list;tok;tok=tok->next) {
931 if (_cmp_fn && _cmp_fn(tok->key,key)==0) goto found;
932 else if (!_cmp_fn && tok->key == key) goto found;
934 return NDR_ERR_TOKEN;
938 DLIST_REMOVE((*list), tok);
941 return NDR_ERR_SUCCESS;
945 retrieve a token from a ndr context
947 _PUBLIC_ enum ndr_err_code ndr_token_retrieve(struct ndr_token_list **list, const void *key, uint32_t *v)
949 return ndr_token_retrieve_cmp_fn(list, key, v, NULL, true);
953 peek at but don't removed a token from a ndr context
955 _PUBLIC_ uint32_t ndr_token_peek(struct ndr_token_list **list, const void *key)
957 struct ndr_token_list *tok;
958 for (tok = *list; tok; tok = tok->next) {
959 if (tok->key == key) {
967 pull an array size field and add it to the array_size_list token list
969 _PUBLIC_ enum ndr_err_code ndr_pull_array_size(struct ndr_pull *ndr, const void *p)
972 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &size));
973 return ndr_token_store(ndr, &ndr->array_size_list, p, size);
977 get the stored array size field
979 _PUBLIC_ uint32_t ndr_get_array_size(struct ndr_pull *ndr, const void *p)
981 return ndr_token_peek(&ndr->array_size_list, p);
985 check the stored array size field
987 _PUBLIC_ enum ndr_err_code ndr_check_array_size(struct ndr_pull *ndr, void *p, uint32_t size)
990 stored = ndr_token_peek(&ndr->array_size_list, p);
991 if (stored != size) {
992 return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
993 "Bad array size - got %u expected %u\n",
996 return NDR_ERR_SUCCESS;
1000 pull an array length field and add it to the array_length_list token list
1002 _PUBLIC_ enum ndr_err_code ndr_pull_array_length(struct ndr_pull *ndr, const void *p)
1004 uint32_t length, offset;
1005 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &offset));
1007 return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
1008 "non-zero array offset %u\n", offset);
1010 NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &length));
1011 return ndr_token_store(ndr, &ndr->array_length_list, p, length);
1015 get the stored array length field
1017 _PUBLIC_ uint32_t ndr_get_array_length(struct ndr_pull *ndr, const void *p)
1019 return ndr_token_peek(&ndr->array_length_list, p);
1023 check the stored array length field
1025 _PUBLIC_ enum ndr_err_code ndr_check_array_length(struct ndr_pull *ndr, void *p, uint32_t length)
1028 stored = ndr_token_peek(&ndr->array_length_list, p);
1029 if (stored != length) {
1030 return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
1031 "Bad array length - got %u expected %u\n",
1034 return NDR_ERR_SUCCESS;
1037 _PUBLIC_ enum ndr_err_code ndr_push_pipe_chunk_trailer(struct ndr_push *ndr, int ndr_flags, uint32_t count)
1039 if (ndr->flags & LIBNDR_FLAG_NDR64) {
1040 int64_t tmp = 0 - (int64_t)count;
1041 uint64_t ncount = tmp;
1043 NDR_CHECK(ndr_push_hyper(ndr, ndr_flags, ncount));
1046 return NDR_ERR_SUCCESS;
1049 _PUBLIC_ enum ndr_err_code ndr_check_pipe_chunk_trailer(struct ndr_pull *ndr, int ndr_flags, uint32_t count)
1051 if (ndr->flags & LIBNDR_FLAG_NDR64) {
1052 int64_t tmp = 0 - (int64_t)count;
1053 uint64_t ncount1 = tmp;
1056 NDR_CHECK(ndr_pull_hyper(ndr, ndr_flags, &ncount2));
1057 if (ncount1 == ncount2) {
1058 return NDR_ERR_SUCCESS;
1061 return ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE,
1062 "Bad pipe trailer[%lld should be %lld] size was %lu\"",
1063 (unsigned long long)ncount2,
1064 (unsigned long long)ncount1,
1065 (unsigned long)count);
1068 return NDR_ERR_SUCCESS;
1072 store a switch value
1074 _PUBLIC_ enum ndr_err_code ndr_push_set_switch_value(struct ndr_push *ndr, const void *p, uint32_t val)
1076 return ndr_token_store(ndr, &ndr->switch_list, p, val);
1079 _PUBLIC_ enum ndr_err_code ndr_pull_set_switch_value(struct ndr_pull *ndr, const void *p, uint32_t val)
1081 return ndr_token_store(ndr, &ndr->switch_list, p, val);
1084 _PUBLIC_ enum ndr_err_code ndr_print_set_switch_value(struct ndr_print *ndr, const void *p, uint32_t val)
1086 return ndr_token_store(ndr, &ndr->switch_list, p, val);
1090 retrieve a switch value
1092 _PUBLIC_ uint32_t ndr_push_get_switch_value(struct ndr_push *ndr, const void *p)
1094 return ndr_token_peek(&ndr->switch_list, p);
1097 _PUBLIC_ uint32_t ndr_pull_get_switch_value(struct ndr_pull *ndr, const void *p)
1099 return ndr_token_peek(&ndr->switch_list, p);
1102 _PUBLIC_ uint32_t ndr_print_get_switch_value(struct ndr_print *ndr, const void *p)
1104 return ndr_token_peek(&ndr->switch_list, p);
1107 /* retrieve a switch value and remove it from the list */
1108 _PUBLIC_ uint32_t ndr_pull_steal_switch_value(struct ndr_pull *ndr, const void *p)
1110 enum ndr_err_code status;
1113 status = ndr_token_retrieve(&ndr->switch_list, p, &v);
1114 if (!NDR_ERR_CODE_IS_SUCCESS(status)) {
1122 pull a struct from a blob using NDR
1124 _PUBLIC_ enum ndr_err_code ndr_pull_struct_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p,
1125 ndr_pull_flags_fn_t fn)
1127 struct ndr_pull *ndr;
1128 ndr = ndr_pull_init_blob(blob, mem_ctx);
1129 NDR_ERR_HAVE_NO_MEMORY(ndr);
1130 NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1132 return NDR_ERR_SUCCESS;
1136 pull a struct from a blob using NDR - failing if all bytes are not consumed
1138 _PUBLIC_ enum ndr_err_code ndr_pull_struct_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx,
1139 void *p, ndr_pull_flags_fn_t fn)
1141 struct ndr_pull *ndr;
1142 uint32_t highest_ofs;
1143 ndr = ndr_pull_init_blob(blob, mem_ctx);
1144 NDR_ERR_HAVE_NO_MEMORY(ndr);
1145 NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1146 if (ndr->offset > ndr->relative_highest_offset) {
1147 highest_ofs = ndr->offset;
1149 highest_ofs = ndr->relative_highest_offset;
1151 if (highest_ofs < ndr->data_size) {
1152 enum ndr_err_code ret;
1153 ret = ndr_pull_error(ndr, NDR_ERR_UNREAD_BYTES,
1154 "not all bytes consumed ofs[%u] size[%u]",
1155 highest_ofs, ndr->data_size);
1160 return NDR_ERR_SUCCESS;
1164 pull a union from a blob using NDR, given the union discriminator
1166 _PUBLIC_ enum ndr_err_code ndr_pull_union_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx,
1168 uint32_t level, ndr_pull_flags_fn_t fn)
1170 struct ndr_pull *ndr;
1171 ndr = ndr_pull_init_blob(blob, mem_ctx);
1172 NDR_ERR_HAVE_NO_MEMORY(ndr);
1173 NDR_CHECK_FREE(ndr_pull_set_switch_value(ndr, p, level));
1174 NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1176 return NDR_ERR_SUCCESS;
1180 pull a union from a blob using NDR, given the union discriminator,
1181 failing if all bytes are not consumed
1183 _PUBLIC_ enum ndr_err_code ndr_pull_union_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx,
1185 uint32_t level, ndr_pull_flags_fn_t fn)
1187 struct ndr_pull *ndr;
1188 uint32_t highest_ofs;
1189 ndr = ndr_pull_init_blob(blob, mem_ctx);
1190 NDR_ERR_HAVE_NO_MEMORY(ndr);
1191 NDR_CHECK_FREE(ndr_pull_set_switch_value(ndr, p, level));
1192 NDR_CHECK_FREE(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1193 if (ndr->offset > ndr->relative_highest_offset) {
1194 highest_ofs = ndr->offset;
1196 highest_ofs = ndr->relative_highest_offset;
1198 if (highest_ofs < ndr->data_size) {
1199 enum ndr_err_code ret;
1200 ret = ndr_pull_error(ndr, NDR_ERR_UNREAD_BYTES,
1201 "not all bytes consumed ofs[%u] size[%u]",
1202 highest_ofs, ndr->data_size);
1207 return NDR_ERR_SUCCESS;
1211 push a struct to a blob using NDR
1213 _PUBLIC_ enum ndr_err_code ndr_push_struct_blob(DATA_BLOB *blob, TALLOC_CTX *mem_ctx, const void *p, ndr_push_flags_fn_t fn)
1215 struct ndr_push *ndr;
1216 ndr = ndr_push_init_ctx(mem_ctx);
1217 NDR_ERR_HAVE_NO_MEMORY(ndr);
1219 NDR_CHECK(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1221 *blob = ndr_push_blob(ndr);
1222 talloc_steal(mem_ctx, blob->data);
1225 return NDR_ERR_SUCCESS;
1229 push a union to a blob using NDR
1231 _PUBLIC_ enum ndr_err_code ndr_push_union_blob(DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p,
1232 uint32_t level, ndr_push_flags_fn_t fn)
1234 struct ndr_push *ndr;
1235 ndr = ndr_push_init_ctx(mem_ctx);
1236 NDR_ERR_HAVE_NO_MEMORY(ndr);
1238 NDR_CHECK(ndr_push_set_switch_value(ndr, p, level));
1239 NDR_CHECK(fn(ndr, NDR_SCALARS|NDR_BUFFERS, p));
1241 *blob = ndr_push_blob(ndr);
1242 talloc_steal(mem_ctx, blob->data);
1245 return NDR_ERR_SUCCESS;
1249 generic ndr_size_*() handler for structures
1251 _PUBLIC_ size_t ndr_size_struct(const void *p, int flags, ndr_push_flags_fn_t push)
1253 struct ndr_push *ndr;
1254 enum ndr_err_code status;
1257 /* avoid recursion */
1258 if (flags & LIBNDR_FLAG_NO_NDR_SIZE) return 0;
1260 ndr = ndr_push_init_ctx(NULL);
1262 ndr->flags |= flags | LIBNDR_FLAG_NO_NDR_SIZE;
1263 status = push(ndr, NDR_SCALARS|NDR_BUFFERS, discard_const(p));
1264 if (!NDR_ERR_CODE_IS_SUCCESS(status)) {
1274 generic ndr_size_*() handler for unions
1276 _PUBLIC_ size_t ndr_size_union(const void *p, int flags, uint32_t level, ndr_push_flags_fn_t push)
1278 struct ndr_push *ndr;
1279 enum ndr_err_code status;
1282 /* avoid recursion */
1283 if (flags & LIBNDR_FLAG_NO_NDR_SIZE) return 0;
1285 ndr = ndr_push_init_ctx(NULL);
1287 ndr->flags |= flags | LIBNDR_FLAG_NO_NDR_SIZE;
1289 status = ndr_push_set_switch_value(ndr, p, level);
1290 if (!NDR_ERR_CODE_IS_SUCCESS(status)) {
1294 status = push(ndr, NDR_SCALARS|NDR_BUFFERS, p);
1295 if (!NDR_ERR_CODE_IS_SUCCESS(status)) {
1305 get the current base for relative pointers for the push
1307 _PUBLIC_ uint32_t ndr_push_get_relative_base_offset(struct ndr_push *ndr)
1309 return ndr->relative_base_offset;
1313 restore the old base for relative pointers for the push
1315 _PUBLIC_ void ndr_push_restore_relative_base_offset(struct ndr_push *ndr, uint32_t offset)
1317 ndr->relative_base_offset = offset;
1321 setup the current base for relative pointers for the push
1322 called in the NDR_SCALAR stage
1324 _PUBLIC_ enum ndr_err_code ndr_push_setup_relative_base_offset1(struct ndr_push *ndr, const void *p, uint32_t offset)
1326 ndr->relative_base_offset = offset;
1327 return ndr_token_store(ndr, &ndr->relative_base_list, p, offset);
1331 setup the current base for relative pointers for the push
1332 called in the NDR_BUFFERS stage
1334 _PUBLIC_ enum ndr_err_code ndr_push_setup_relative_base_offset2(struct ndr_push *ndr, const void *p)
1336 return ndr_token_retrieve(&ndr->relative_base_list, p, &ndr->relative_base_offset);
1340 push a relative object - stage1
1341 this is called during SCALARS processing
1343 _PUBLIC_ enum ndr_err_code ndr_push_relative_ptr1(struct ndr_push *ndr, const void *p)
1346 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, 0));
1347 return NDR_ERR_SUCCESS;
1349 NDR_CHECK(ndr_push_align(ndr, 4));
1350 NDR_CHECK(ndr_token_store(ndr, &ndr->relative_list, p, ndr->offset));
1351 return ndr_push_uint32(ndr, NDR_SCALARS, 0xFFFFFFFF);
1355 push a short relative object - stage1
1356 this is called during SCALARS processing
1358 _PUBLIC_ enum ndr_err_code ndr_push_short_relative_ptr1(struct ndr_push *ndr, const void *p)
1361 NDR_CHECK(ndr_push_uint16(ndr, NDR_SCALARS, 0));
1362 return NDR_ERR_SUCCESS;
1364 NDR_CHECK(ndr_push_align(ndr, 2));
1365 NDR_CHECK(ndr_token_store(ndr, &ndr->relative_list, p, ndr->offset));
1366 return ndr_push_uint16(ndr, NDR_SCALARS, 0xFFFF);
1369 push a relative object - stage2
1370 this is called during buffers processing
1372 static enum ndr_err_code ndr_push_relative_ptr2(struct ndr_push *ndr, const void *p)
1374 uint32_t save_offset;
1375 uint32_t ptr_offset = 0xFFFFFFFF;
1377 return NDR_ERR_SUCCESS;
1379 save_offset = ndr->offset;
1380 NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &ptr_offset));
1381 if (ptr_offset > ndr->offset) {
1382 return ndr_push_error(ndr, NDR_ERR_BUFSIZE,
1383 "ndr_push_relative_ptr2 ptr_offset(%u) > ndr->offset(%u)",
1384 ptr_offset, ndr->offset);
1386 ndr->offset = ptr_offset;
1387 if (save_offset < ndr->relative_base_offset) {
1388 return ndr_push_error(ndr, NDR_ERR_BUFSIZE,
1389 "ndr_push_relative_ptr2 save_offset(%u) < ndr->relative_base_offset(%u)",
1390 save_offset, ndr->relative_base_offset);
1392 NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, save_offset - ndr->relative_base_offset));
1393 ndr->offset = save_offset;
1394 return NDR_ERR_SUCCESS;
1397 push a short relative object - stage2
1398 this is called during buffers processing
1400 _PUBLIC_ enum ndr_err_code ndr_push_short_relative_ptr2(struct ndr_push *ndr, const void *p)
1402 uint32_t save_offset;
1403 uint32_t ptr_offset = 0xFFFF;
1405 return NDR_ERR_SUCCESS;
1407 save_offset = ndr->offset;
1408 NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &ptr_offset));
1409 if (ptr_offset > ndr->offset) {
1410 return ndr_push_error(ndr, NDR_ERR_BUFSIZE,
1411 "ndr_push_short_relative_ptr2 ptr_offset(%u) > ndr->offset(%u)",
1412 ptr_offset, ndr->offset);
1414 ndr->offset = ptr_offset;
1415 if (save_offset < ndr->relative_base_offset) {
1416 return ndr_push_error(ndr, NDR_ERR_BUFSIZE,
1417 "ndr_push_relative_ptr2 save_offset(%u) < ndr->relative_base_offset(%u)",
1418 save_offset, ndr->relative_base_offset);
1420 NDR_CHECK(ndr_push_uint16(ndr, NDR_SCALARS, save_offset - ndr->relative_base_offset));
1421 ndr->offset = save_offset;
1422 return NDR_ERR_SUCCESS;
1426 push a relative object - stage2 start
1427 this is called during buffers processing
1429 _PUBLIC_ enum ndr_err_code ndr_push_relative_ptr2_start(struct ndr_push *ndr, const void *p)
1432 return NDR_ERR_SUCCESS;
1434 if (!(ndr->flags & LIBNDR_FLAG_RELATIVE_REVERSE)) {
1435 uint32_t relative_offset;
1439 if (ndr->offset < ndr->relative_base_offset) {
1440 return ndr_push_error(ndr, NDR_ERR_BUFSIZE,
1441 "ndr_push_relative_ptr2_start ndr->offset(%u) < ndr->relative_base_offset(%u)",
1442 ndr->offset, ndr->relative_base_offset);
1445 relative_offset = ndr->offset - ndr->relative_base_offset;
1447 if (ndr->flags & LIBNDR_FLAG_NOALIGN) {
1449 } else if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
1451 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
1453 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
1457 pad = ndr_align_size(relative_offset, align);
1459 NDR_CHECK(ndr_push_zero(ndr, pad));
1462 return ndr_push_relative_ptr2(ndr, p);
1464 if (ndr->relative_end_offset == -1) {
1465 return ndr_push_error(ndr, NDR_ERR_RELATIVE,
1466 "ndr_push_relative_ptr2_start RELATIVE_REVERSE flag set and relative_end_offset %d",
1467 ndr->relative_end_offset);
1469 NDR_CHECK(ndr_token_store(ndr, &ndr->relative_begin_list, p, ndr->offset));
1470 return NDR_ERR_SUCCESS;
1474 push a relative object - stage2 end
1475 this is called during buffers processing
1477 _PUBLIC_ enum ndr_err_code ndr_push_relative_ptr2_end(struct ndr_push *ndr, const void *p)
1479 uint32_t begin_offset = 0xFFFFFFFF;
1481 uint32_t correct_offset = 0;
1486 return NDR_ERR_SUCCESS;
1489 if (!(ndr->flags & LIBNDR_FLAG_RELATIVE_REVERSE)) {
1490 return NDR_ERR_SUCCESS;
1493 if (ndr->flags & LIBNDR_FLAG_NO_NDR_SIZE) {
1494 /* better say more than calculation a too small buffer */
1495 NDR_PUSH_ALIGN(ndr, 8);
1496 return NDR_ERR_SUCCESS;
1499 if (ndr->relative_end_offset < ndr->offset) {
1500 return ndr_push_error(ndr, NDR_ERR_RELATIVE,
1501 "ndr_push_relative_ptr2_end:"
1502 "relative_end_offset %u < offset %u",
1503 ndr->relative_end_offset, ndr->offset);
1506 NDR_CHECK(ndr_token_retrieve(&ndr->relative_begin_list, p, &begin_offset));
1508 /* we have marshalled a buffer, see how long it was */
1509 len = ndr->offset - begin_offset;
1512 return ndr_push_error(ndr, NDR_ERR_RELATIVE,
1513 "ndr_push_relative_ptr2_end:"
1514 "offset %u - begin_offset %u < 0",
1515 ndr->offset, begin_offset);
1518 if (ndr->relative_end_offset < len) {
1519 return ndr_push_error(ndr, NDR_ERR_RELATIVE,
1520 "ndr_push_relative_ptr2_end:"
1521 "relative_end_offset %u < len %lld",
1522 ndr->offset, (long long)len);
1525 /* the reversed offset is at the end of the main buffer */
1526 correct_offset = ndr->relative_end_offset - len;
1528 if (ndr->flags & LIBNDR_FLAG_NOALIGN) {
1530 } else if (ndr->flags & LIBNDR_FLAG_ALIGN2) {
1532 } else if (ndr->flags & LIBNDR_FLAG_ALIGN4) {
1534 } else if (ndr->flags & LIBNDR_FLAG_ALIGN8) {
1538 pad = ndr_align_size(correct_offset, align);
1540 correct_offset += pad;
1541 correct_offset -= align;
1544 if (correct_offset < begin_offset) {
1545 return ndr_push_error(ndr, NDR_ERR_RELATIVE,
1546 "ndr_push_relative_ptr2_end: "
1547 "correct_offset %u < begin_offset %u",
1548 correct_offset, begin_offset);
1552 uint32_t clear_size = correct_offset - begin_offset;
1554 clear_size = MIN(clear_size, len);
1556 /* now move the marshalled buffer to the end of the main buffer */
1557 memmove(ndr->data + correct_offset, ndr->data + begin_offset, len);
1560 /* and wipe out old buffer within the main buffer */
1561 memset(ndr->data + begin_offset, '\0', clear_size);
1565 /* and set the end offset for the next buffer */
1566 ndr->relative_end_offset = correct_offset;
1568 /* finally write the offset to the main buffer */
1569 ndr->offset = correct_offset;
1570 NDR_CHECK(ndr_push_relative_ptr2(ndr, p));
1572 /* restore to where we were in the main buffer */
1573 ndr->offset = begin_offset;
1575 return NDR_ERR_SUCCESS;
1579 get the current base for relative pointers for the pull
1581 _PUBLIC_ uint32_t ndr_pull_get_relative_base_offset(struct ndr_pull *ndr)
1583 return ndr->relative_base_offset;
1587 restore the old base for relative pointers for the pull
1589 _PUBLIC_ void ndr_pull_restore_relative_base_offset(struct ndr_pull *ndr, uint32_t offset)
1591 ndr->relative_base_offset = offset;
1595 setup the current base for relative pointers for the pull
1596 called in the NDR_SCALAR stage
1598 _PUBLIC_ enum ndr_err_code ndr_pull_setup_relative_base_offset1(struct ndr_pull *ndr, const void *p, uint32_t offset)
1600 ndr->relative_base_offset = offset;
1601 return ndr_token_store(ndr, &ndr->relative_base_list, p, offset);
1605 setup the current base for relative pointers for the pull
1606 called in the NDR_BUFFERS stage
1608 _PUBLIC_ enum ndr_err_code ndr_pull_setup_relative_base_offset2(struct ndr_pull *ndr, const void *p)
1610 return ndr_token_retrieve(&ndr->relative_base_list, p, &ndr->relative_base_offset);
1614 pull a relative object - stage1
1615 called during SCALARS processing
1617 _PUBLIC_ enum ndr_err_code ndr_pull_relative_ptr1(struct ndr_pull *ndr, const void *p, uint32_t rel_offset)
1619 rel_offset += ndr->relative_base_offset;
1620 if (rel_offset > ndr->data_size) {
1621 return ndr_pull_error(ndr, NDR_ERR_BUFSIZE,
1622 "ndr_pull_relative_ptr1 rel_offset(%u) > ndr->data_size(%u)",
1623 rel_offset, ndr->data_size);
1625 return ndr_token_store(ndr, &ndr->relative_list, p, rel_offset);
1629 pull a relative object - stage2
1630 called during BUFFERS processing
1632 _PUBLIC_ enum ndr_err_code ndr_pull_relative_ptr2(struct ndr_pull *ndr, const void *p)
1634 uint32_t rel_offset;
1635 NDR_CHECK(ndr_token_retrieve(&ndr->relative_list, p, &rel_offset));
1636 return ndr_pull_set_offset(ndr, rel_offset);
1639 const static struct {
1640 enum ndr_err_code err;
1642 } ndr_err_code_strings[] = {
1643 { NDR_ERR_SUCCESS, "Success" },
1644 { NDR_ERR_ARRAY_SIZE, "Bad Array Size" },
1645 { NDR_ERR_BAD_SWITCH, "Bad Switch" },
1646 { NDR_ERR_OFFSET, "Offset Error" },
1647 { NDR_ERR_RELATIVE, "Relative Pointer Error" },
1648 { NDR_ERR_CHARCNV, "Character Conversion Error" },
1649 { NDR_ERR_LENGTH, "Length Error" },
1650 { NDR_ERR_SUBCONTEXT, "Subcontext Error" },
1651 { NDR_ERR_COMPRESSION, "Compression Error" },
1652 { NDR_ERR_STRING, "String Error" },
1653 { NDR_ERR_VALIDATE, "Validate Error" },
1654 { NDR_ERR_BUFSIZE, "Buffer Size Error" },
1655 { NDR_ERR_ALLOC, "Allocation Error" },
1656 { NDR_ERR_RANGE, "Range Error" },
1657 { NDR_ERR_TOKEN, "Token Error" },
1658 { NDR_ERR_IPV4ADDRESS, "IPv4 Address Error" },
1659 { NDR_ERR_INVALID_POINTER, "Invalid Pointer" },
1660 { NDR_ERR_UNREAD_BYTES, "Unread Bytes" },
1661 { NDR_ERR_NDR64, "NDR64 assertion error" },
1662 { NDR_ERR_INCOMPLETE_BUFFER, "Incomplete Buffer" },
1666 _PUBLIC_ const char *ndr_map_error2string(enum ndr_err_code ndr_err)
1669 for (i = 0; ndr_err_code_strings[i].string != NULL; i++) {
1670 if (ndr_err_code_strings[i].err == ndr_err)
1671 return ndr_err_code_strings[i].string;
1673 return "Unknown error";