librpc/ndr/libndr.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    rpc interface definitions
   4
   5    Copyright (C) Andrew Tridgell 2003
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 /* This is a public header file that is installed as part of Samba.
  22  * If you remove any functions or change their signature, update
  23  * the so version number. */
  24
  25 #ifndef __LIBNDR_H__
  26 #define __LIBNDR_H__
  27
  28 #include <talloc.h>
  29 #include <sys/time.h>
  30 #if _SAMBA_BUILD_ == 4
  31 #include "../lib/util/util.h" /* for discard_const */
  32 #include "../lib/util/charset/charset.h"
  33 #endif
  34
  35 /*
  36   this provides definitions for the libcli/rpc/ MSRPC library
  37 */
  38
  39
  40 /*
  41   this is used by the token store/retrieve code
  42 */
  43 struct ndr_token_list {
  44         struct ndr_token_list *next, *prev;
  45         const void *key;
  46         uint32_t value;
  47 };
  48
  49 /* this is the base structure passed to routines that
  50    parse MSRPC formatted data
  51
  52    note that in Samba4 we use separate routines and structures for
  53    MSRPC marshalling and unmarshalling. Also note that these routines
  54    are being kept deliberately very simple, and are not tied to a
  55    particular transport
  56 */
  57 struct ndr_pull {
  58         uint32_t flags; /* LIBNDR_FLAG_* */
  59         uint8_t *data;
  60         uint32_t data_size;
  61         uint32_t offset;
  62
  63         uint32_t relative_highest_offset;
  64         uint32_t relative_base_offset;
  65         uint32_t relative_rap_convert;
  66         struct ndr_token_list *relative_base_list;
  67
  68         struct ndr_token_list *relative_list;
  69         struct ndr_token_list *array_size_list;
  70         struct ndr_token_list *array_length_list;
  71         struct ndr_token_list *switch_list;
  72
  73         TALLOC_CTX *current_mem_ctx;
  74
  75         /* this is used to ensure we generate unique reference IDs
  76            between request and reply */
  77         uint32_t ptr_count;
  78 };
  79
  80 /* structure passed to functions that generate NDR formatted data */
  81 struct ndr_push {
  82         uint32_t flags; /* LIBNDR_FLAG_* */
  83         uint8_t *data;
  84         uint32_t alloc_size;
  85         uint32_t offset;
  86
  87         uint32_t relative_base_offset;
  88         uint32_t relative_end_offset;
  89         struct ndr_token_list *relative_base_list;
  90
  91         struct ndr_token_list *switch_list;
  92         struct ndr_token_list *relative_list;
  93         struct ndr_token_list *relative_begin_list;
  94         struct ndr_token_list *nbt_string_list;
  95         struct ndr_token_list *dns_string_list;
  96         struct ndr_token_list *full_ptr_list;
  97
  98         /* this is used to ensure we generate unique reference IDs */
  99         uint32_t ptr_count;
 100 };
 101
 102 /* structure passed to functions that print IDL structures */
 103 struct ndr_print {
 104         uint32_t flags; /* LIBNDR_FLAG_* */
 105         uint32_t depth;
 106         struct ndr_token_list *switch_list;
 107         void (*print)(struct ndr_print *, const char *, ...) PRINTF_ATTRIBUTE(2,3);
 108         void *private_data;
 109         bool no_newline;
 110 };
 111
 112 #define LIBNDR_FLAG_BIGENDIAN  (1<<0)
 113 #define LIBNDR_FLAG_NOALIGN    (1<<1)
 114
 115 #define LIBNDR_FLAG_STR_ASCII           (1<<2)
 116 #define LIBNDR_FLAG_STR_LEN4            (1<<3)
 117 #define LIBNDR_FLAG_STR_SIZE4           (1<<4)
 118 #define LIBNDR_FLAG_STR_NOTERM          (1<<5)
 119 #define LIBNDR_FLAG_STR_NULLTERM        (1<<6)
 120 #define LIBNDR_FLAG_STR_SIZE2           (1<<7)
 121 #define LIBNDR_FLAG_STR_BYTESIZE        (1<<8)
 122 #define LIBNDR_FLAG_STR_CONFORMANT      (1<<10)
 123 #define LIBNDR_FLAG_STR_CHARLEN         (1<<11)
 124 #define LIBNDR_FLAG_STR_UTF8            (1<<12)
 125 #define LIBNDR_STRING_FLAGS             (0x7FFC)
 126
 127 /* set if relative pointers should *not* be marshalled in reverse order */
 128 #define LIBNDR_FLAG_NO_RELATIVE_REVERSE (1<<18)
 129
 130 /* set if relative pointers are marshalled in reverse order */
 131 #define LIBNDR_FLAG_RELATIVE_REVERSE    (1<<19)
 132
 133 #define LIBNDR_FLAG_REF_ALLOC    (1<<20)
 134 #define LIBNDR_FLAG_REMAINING    (1<<21)
 135 #define LIBNDR_FLAG_ALIGN2       (1<<22)
 136 #define LIBNDR_FLAG_ALIGN4       (1<<23)
 137 #define LIBNDR_FLAG_ALIGN8       (1<<24)
 138
 139 #define LIBNDR_ALIGN_FLAGS ( 0        | \
 140                 LIBNDR_FLAG_NOALIGN   | \
 141                 LIBNDR_FLAG_REMAINING | \
 142                 LIBNDR_FLAG_ALIGN2    | \
 143                 LIBNDR_FLAG_ALIGN4    | \
 144                 LIBNDR_FLAG_ALIGN8    | \
 145                 0)
 146
 147 #define LIBNDR_PRINT_ARRAY_HEX   (1<<25)
 148 #define LIBNDR_PRINT_SET_VALUES  (1<<26)
 149
 150 /* used to force a section of IDL to be little-endian */
 151 #define LIBNDR_FLAG_LITTLE_ENDIAN (1<<27)
 152
 153 /* used to check if alignment padding is zero */
 154 #define LIBNDR_FLAG_PAD_CHECK     (1<<28)
 155
 156 #define LIBNDR_FLAG_NDR64         (1<<29)
 157
 158 /* set if an object uuid will be present */
 159 #define LIBNDR_FLAG_OBJECT_PRESENT    (1<<30)
 160
 161 /* set to avoid recursion in ndr_size_*() calculation */
 162 #define LIBNDR_FLAG_NO_NDR_SIZE         (1<<31)
 163
 164 /* useful macro for debugging */
 165 #define NDR_PRINT_DEBUG(type, p) ndr_print_debug((ndr_print_fn_t)ndr_print_ ##type, #p, p)
 166 #define NDR_PRINT_UNION_DEBUG(type, level, p) ndr_print_union_debug((ndr_print_fn_t)ndr_print_ ##type, #p, level, p)
 167 #define NDR_PRINT_FUNCTION_DEBUG(type, flags, p) ndr_print_function_debug((ndr_print_function_t)ndr_print_ ##type, #type, flags, p)
 168 #define NDR_PRINT_BOTH_DEBUG(type, p) NDR_PRINT_FUNCTION_DEBUG(type, NDR_BOTH, p)
 169 #define NDR_PRINT_OUT_DEBUG(type, p) NDR_PRINT_FUNCTION_DEBUG(type, NDR_OUT, p)
 170 #define NDR_PRINT_IN_DEBUG(type, p) NDR_PRINT_FUNCTION_DEBUG(type, NDR_IN | NDR_SET_VALUES, p)
 171
 172 /* useful macro for debugging in strings */
 173 #define NDR_PRINT_STRUCT_STRING(ctx, type, p) ndr_print_struct_string(ctx, (ndr_print_fn_t)ndr_print_ ##type, #p, p)
 174 #define NDR_PRINT_UNION_STRING(ctx, type, level, p) ndr_print_union_string(ctx, (ndr_print_fn_t)ndr_print_ ##type, #p, level, p)
 175 #define NDR_PRINT_FUNCTION_STRING(ctx, type, flags, p) ndr_print_function_string(ctx, (ndr_print_function_t)ndr_print_ ##type, #type, flags, p)
 176 #define NDR_PRINT_BOTH_STRING(ctx, type, p) NDR_PRINT_FUNCTION_STRING(ctx, type, NDR_BOTH, p)
 177 #define NDR_PRINT_OUT_STRING(ctx, type, p) NDR_PRINT_FUNCTION_STRING(ctx, type, NDR_OUT, p)
 178 #define NDR_PRINT_IN_STRING(ctx, type, p) NDR_PRINT_FUNCTION_STRING(ctx, type, NDR_IN | NDR_SET_VALUES, p)
 179
 180 #define NDR_BE(ndr) (unlikely(((ndr)->flags & (LIBNDR_FLAG_BIGENDIAN|LIBNDR_FLAG_LITTLE_ENDIAN)) == LIBNDR_FLAG_BIGENDIAN))
 181
 182 enum ndr_err_code {
 183         NDR_ERR_SUCCESS = 0,
 184         NDR_ERR_ARRAY_SIZE,
 185         NDR_ERR_BAD_SWITCH,
 186         NDR_ERR_OFFSET,
 187         NDR_ERR_RELATIVE,
 188         NDR_ERR_CHARCNV,
 189         NDR_ERR_LENGTH,
 190         NDR_ERR_SUBCONTEXT,
 191         NDR_ERR_COMPRESSION,
 192         NDR_ERR_STRING,
 193         NDR_ERR_VALIDATE,
 194         NDR_ERR_BUFSIZE,
 195         NDR_ERR_ALLOC,
 196         NDR_ERR_RANGE,
 197         NDR_ERR_TOKEN,
 198         NDR_ERR_IPV4ADDRESS,
 199         NDR_ERR_IPV6ADDRESS,
 200         NDR_ERR_INVALID_POINTER,
 201         NDR_ERR_UNREAD_BYTES,
 202         NDR_ERR_NDR64
 203 };
 204
 205 #define NDR_ERR_CODE_IS_SUCCESS(x) (x == NDR_ERR_SUCCESS)
 206
 207 #define NDR_ERR_HAVE_NO_MEMORY(x) do { \
 208         if (NULL == (x)) { \
 209                 return NDR_ERR_ALLOC; \
 210         } \
 211 } while (0)
 212
 213 enum ndr_compression_alg {
 214         NDR_COMPRESSION_MSZIP   = 2,
 215         NDR_COMPRESSION_XPRESS  = 3
 216 };
 217
 218 /*
 219   flags passed to control parse flow
 220 */
 221 #define NDR_SCALARS 1
 222 #define NDR_BUFFERS 2
 223
 224 /*
 225   flags passed to ndr_print_*()
 226 */
 227 #define NDR_IN 1
 228 #define NDR_OUT 2
 229 #define NDR_BOTH 3
 230 #define NDR_SET_VALUES 4
 231
 232 #define NDR_PULL_NEED_BYTES(ndr, n) do { \
 233         if (unlikely((n) > ndr->data_size || ndr->offset + (n) > ndr->data_size)) { \
 234                 return ndr_pull_error(ndr, NDR_ERR_BUFSIZE, "Pull bytes %u (%s)", (unsigned)n, __location__); \
 235         } \
 236 } while(0)
 237
 238 #define NDR_ALIGN(ndr, n) ndr_align_size(ndr->offset, n)
 239
 240 #define NDR_ROUND(size, n) (((size)+((n)-1)) & ~((n)-1))
 241
 242 #define NDR_PULL_ALIGN(ndr, n) do { \
 243         if (unlikely(!(ndr->flags & LIBNDR_FLAG_NOALIGN))) {    \
 244                 if (unlikely(ndr->flags & LIBNDR_FLAG_PAD_CHECK)) {     \
 245                         ndr_check_padding(ndr, n); \
 246                 } \
 247                 ndr->offset = (ndr->offset + (n-1)) & ~(n-1); \
 248         } \
 249         if (unlikely(ndr->offset > ndr->data_size)) {                   \
 250                 return ndr_pull_error(ndr, NDR_ERR_BUFSIZE, "Pull align %u", (unsigned)n); \
 251         } \
 252 } while(0)
 253
 254 #define NDR_PUSH_NEED_BYTES(ndr, n) NDR_CHECK(ndr_push_expand(ndr, n))
 255
 256 #define NDR_PUSH_ALIGN(ndr, n) do { \
 257         if (likely(!(ndr->flags & LIBNDR_FLAG_NOALIGN))) {      \
 258                 uint32_t _pad = ((ndr->offset + (n-1)) & ~(n-1)) - ndr->offset; \
 259                 while (_pad--) NDR_CHECK(ndr_push_uint8(ndr, NDR_SCALARS, 0)); \
 260         } \
 261 } while(0)
 262
 263 /* these are used to make the error checking on each element in libndr
 264    less tedious, hopefully making the code more readable */
 265 #define NDR_CHECK(call) do { \
 266         enum ndr_err_code _status; \
 267         _status = call; \
 268         if (unlikely(!NDR_ERR_CODE_IS_SUCCESS(_status))) {      \
 269                 return _status; \
 270         } \
 271 } while (0)
 272
 273 /* if the call fails then free the ndr pointer */
 274 #define NDR_CHECK_FREE(call) do { \
 275         enum ndr_err_code _status; \
 276         _status = call; \
 277         if (unlikely(!NDR_ERR_CODE_IS_SUCCESS(_status))) {      \
 278                 talloc_free(ndr);                \
 279                 return _status; \
 280         } \
 281 } while (0)
 282
 283 #define NDR_PULL_GET_MEM_CTX(ndr) (ndr->current_mem_ctx)
 284
 285 #define NDR_PULL_SET_MEM_CTX(ndr, mem_ctx, flgs) do {\
 286         if ( !(flgs) || (ndr->flags & flgs) ) {\
 287                 if (!(mem_ctx)) {\
 288                         return ndr_pull_error(ndr, NDR_ERR_ALLOC, "NDR_PULL_SET_MEM_CTX(NULL): %s\n", __location__); \
 289                 }\
 290                 ndr->current_mem_ctx = discard_const(mem_ctx);\
 291         }\
 292 } while(0)
 293
 294 #define _NDR_PULL_FIX_CURRENT_MEM_CTX(ndr) do {\
 295         if (!ndr->current_mem_ctx) {\
 296                 ndr->current_mem_ctx = talloc_new(ndr);\
 297                 if (!ndr->current_mem_ctx) {\
 298                         return ndr_pull_error(ndr, NDR_ERR_ALLOC, "_NDR_PULL_FIX_CURRENT_MEM_CTX() failed: %s\n", __location__); \
 299                 }\
 300         }\
 301 } while(0)
 302
 303 #define NDR_PULL_ALLOC(ndr, s) do { \
 304         _NDR_PULL_FIX_CURRENT_MEM_CTX(ndr);\
 305         (s) = talloc_ptrtype(ndr->current_mem_ctx, (s)); \
 306         if (unlikely(!(s))) return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Alloc %s failed: %s\n", # s, __location__); \
 307 } while (0)
 308
 309 #define NDR_PULL_ALLOC_N(ndr, s, n) do { \
 310         _NDR_PULL_FIX_CURRENT_MEM_CTX(ndr);\
 311         (s) = talloc_array_ptrtype(ndr->current_mem_ctx, (s), n); \
 312         if (unlikely(!(s))) return ndr_pull_error(ndr, NDR_ERR_ALLOC, "Alloc %u * %s failed: %s\n", (unsigned)n, # s, __location__); \
 313 } while (0)
 314
 315
 316 #define NDR_PUSH_ALLOC_SIZE(ndr, s, size) do { \
 317        (s) = talloc_array(ndr, uint8_t, size); \
 318        if (unlikely(!(s))) return ndr_push_error(ndr, NDR_ERR_ALLOC, "push alloc %u failed: %s\n", (unsigned)size, __location__); \
 319 } while (0)
 320
 321 #define NDR_PUSH_ALLOC(ndr, s) do { \
 322        (s) = talloc_ptrtype(ndr, (s)); \
 323        if (unlikely(!(s))) return ndr_push_error(ndr, NDR_ERR_ALLOC, "push alloc %s failed: %s\n", # s, __location__); \
 324 } while (0)
 325
 326 /* these are used when generic fn pointers are needed for ndr push/pull fns */
 327 typedef enum ndr_err_code (*ndr_push_flags_fn_t)(struct ndr_push *, int ndr_flags, const void *);
 328 typedef enum ndr_err_code (*ndr_pull_flags_fn_t)(struct ndr_pull *, int ndr_flags, void *);
 329 typedef void (*ndr_print_fn_t)(struct ndr_print *, const char *, const void *);
 330 typedef void (*ndr_print_function_t)(struct ndr_print *, const char *, int, const void *);
 331
 332 #include "../libcli/util/error.h"
 333 #include "librpc/gen_ndr/misc.h"
 334
 335 extern const struct ndr_syntax_id ndr_transfer_syntax;
 336 extern const struct ndr_syntax_id ndr64_transfer_syntax;
 337 extern const struct ndr_syntax_id null_ndr_syntax_id;
 338
 339 struct ndr_interface_call_pipe {
 340         const char *name;
 341         const char *chunk_struct_name;
 342         size_t chunk_struct_size;
 343         ndr_push_flags_fn_t ndr_push;
 344         ndr_pull_flags_fn_t ndr_pull;
 345         ndr_print_fn_t ndr_print;
 346 };
 347
 348 struct ndr_interface_call_pipes {
 349         uint32_t num_pipes;
 350         const struct ndr_interface_call_pipe *pipes;
 351 };
 352
 353 struct ndr_interface_call {
 354         const char *name;
 355         size_t struct_size;
 356         ndr_push_flags_fn_t ndr_push;
 357         ndr_pull_flags_fn_t ndr_pull;
 358         ndr_print_function_t ndr_print;
 359         struct ndr_interface_call_pipes in_pipes;
 360         struct ndr_interface_call_pipes out_pipes;
 361 };
 362
 363 struct ndr_interface_string_array {
 364         uint32_t count;
 365         const char * const *names;
 366 };
 367
 368 struct ndr_interface_table {
 369         const char *name;
 370         struct ndr_syntax_id syntax_id;
 371         const char *helpstring;
 372         uint32_t num_calls;
 373         const struct ndr_interface_call *calls;
 374         const struct ndr_interface_string_array *endpoints;
 375         const struct ndr_interface_string_array *authservices;
 376 };
 377
 378 struct ndr_interface_list {
 379         struct ndr_interface_list *prev, *next;
 380         const struct ndr_interface_table *table;
 381 };
 382
 383 /*********************************************************************
 384  Map an NT error code from a NDR error code.
 385 *********************************************************************/
 386 NTSTATUS ndr_map_error2ntstatus(enum ndr_err_code ndr_err);
 387 const char *ndr_map_error2string(enum ndr_err_code ndr_err);
 388 #define ndr_errstr ndr_map_error2string
 389
 390 /* FIXME: Use represent_as instead */
 391 struct dom_sid;
 392 enum ndr_err_code ndr_push_dom_sid2(struct ndr_push *ndr, int ndr_flags, const struct dom_sid *sid);
 393 enum ndr_err_code ndr_pull_dom_sid2(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *sid);
 394 void ndr_print_dom_sid2(struct ndr_print *ndr, const char *name, const struct dom_sid *sid);
 395 enum ndr_err_code ndr_push_dom_sid28(struct ndr_push *ndr, int ndr_flags, const struct dom_sid *sid);
 396 enum ndr_err_code ndr_pull_dom_sid28(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *sid);
 397 void ndr_print_dom_sid28(struct ndr_print *ndr, const char *name, const struct dom_sid *sid);
 398 size_t ndr_size_dom_sid28(const struct dom_sid *sid, int flags);
 399 enum ndr_err_code ndr_push_dom_sid0(struct ndr_push *ndr, int ndr_flags, const struct dom_sid *sid);
 400 enum ndr_err_code ndr_pull_dom_sid0(struct ndr_pull *ndr, int ndr_flags, struct dom_sid *sid);
 401 void ndr_print_dom_sid0(struct ndr_print *ndr, const char *name, const struct dom_sid *sid);
 402 size_t ndr_size_dom_sid0(const struct dom_sid *sid, int flags);
 403 void ndr_print_GUID(struct ndr_print *ndr, const char *name, const struct GUID *guid);
 404 bool ndr_syntax_id_equal(const struct ndr_syntax_id *i1, const struct ndr_syntax_id *i2);
 405 enum ndr_err_code ndr_push_struct_blob(DATA_BLOB *blob, TALLOC_CTX *mem_ctx, const void *p, ndr_push_flags_fn_t fn);
 406 enum ndr_err_code ndr_push_union_blob(DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p, uint32_t level, ndr_push_flags_fn_t fn);
 407 size_t ndr_size_struct(const void *p, int flags, ndr_push_flags_fn_t push);
 408 size_t ndr_size_union(const void *p, int flags, uint32_t level, ndr_push_flags_fn_t push);
 409 uint32_t ndr_push_get_relative_base_offset(struct ndr_push *ndr);
 410 void ndr_push_restore_relative_base_offset(struct ndr_push *ndr, uint32_t offset);
 411 enum ndr_err_code ndr_push_setup_relative_base_offset1(struct ndr_push *ndr, const void *p, uint32_t offset);
 412 enum ndr_err_code ndr_push_setup_relative_base_offset2(struct ndr_push *ndr, const void *p);
 413 enum ndr_err_code ndr_push_relative_ptr1(struct ndr_push *ndr, const void *p);
 414 enum ndr_err_code ndr_push_short_relative_ptr1(struct ndr_push *ndr, const void *p);
 415 enum ndr_err_code ndr_push_relative_ptr2_start(struct ndr_push *ndr, const void *p);
 416 enum ndr_err_code ndr_push_relative_ptr2_end(struct ndr_push *ndr, const void *p);
 417 enum ndr_err_code ndr_push_short_relative_ptr2(struct ndr_push *ndr, const void *p);
 418 uint32_t ndr_pull_get_relative_base_offset(struct ndr_pull *ndr);
 419 void ndr_pull_restore_relative_base_offset(struct ndr_pull *ndr, uint32_t offset);
 420 enum ndr_err_code ndr_pull_setup_relative_base_offset1(struct ndr_pull *ndr, const void *p, uint32_t offset);
 421 enum ndr_err_code ndr_pull_setup_relative_base_offset2(struct ndr_pull *ndr, const void *p);
 422 enum ndr_err_code ndr_pull_relative_ptr1(struct ndr_pull *ndr, const void *p, uint32_t rel_offset);
 423 enum ndr_err_code ndr_pull_relative_ptr2(struct ndr_pull *ndr, const void *p);
 424 enum ndr_err_code ndr_pull_relative_ptr_short(struct ndr_pull *ndr, uint16_t *v);
 425 size_t ndr_align_size(uint32_t offset, size_t n);
 426 struct ndr_pull *ndr_pull_init_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx);
 427 enum ndr_err_code ndr_pull_advance(struct ndr_pull *ndr, uint32_t size);
 428 struct ndr_push *ndr_push_init_ctx(TALLOC_CTX *mem_ctx);
 429 DATA_BLOB ndr_push_blob(struct ndr_push *ndr);
 430 enum ndr_err_code ndr_push_expand(struct ndr_push *ndr, uint32_t extra_size);
 431 void ndr_print_debug_helper(struct ndr_print *ndr, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
 432 void ndr_print_printf_helper(struct ndr_print *ndr, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
 433 void ndr_print_string_helper(struct ndr_print *ndr, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
 434 void ndr_print_debug(ndr_print_fn_t fn, const char *name, void *ptr);
 435 void ndr_print_union_debug(ndr_print_fn_t fn, const char *name, uint32_t level, void *ptr);
 436 void ndr_print_function_debug(ndr_print_function_t fn, const char *name, int flags, void *ptr);
 437 char *ndr_print_struct_string(TALLOC_CTX *mem_ctx, ndr_print_fn_t fn, const char *name, void *ptr);
 438 char *ndr_print_union_string(TALLOC_CTX *mem_ctx, ndr_print_fn_t fn, const char *name, uint32_t level, void *ptr);
 439 char *ndr_print_function_string(TALLOC_CTX *mem_ctx,
 440                                 ndr_print_function_t fn, const char *name,
 441                                 int flags, void *ptr);
 442 void ndr_set_flags(uint32_t *pflags, uint32_t new_flags);
 443 enum ndr_err_code ndr_pull_error(struct ndr_pull *ndr,
 444                                  enum ndr_err_code ndr_err,
 445                                  const char *format, ...) PRINTF_ATTRIBUTE(3,4);
 446 enum ndr_err_code ndr_push_error(struct ndr_push *ndr,
 447                                  enum ndr_err_code ndr_err,
 448                                  const char *format, ...)  PRINTF_ATTRIBUTE(3,4);
 449 enum ndr_err_code ndr_pull_subcontext_start(struct ndr_pull *ndr,
 450                                    struct ndr_pull **_subndr,
 451                                    size_t header_size,
 452                                    ssize_t size_is);
 453 enum ndr_err_code ndr_pull_subcontext_end(struct ndr_pull *ndr,
 454                                  struct ndr_pull *subndr,
 455                                  size_t header_size,
 456                                  ssize_t size_is);
 457 enum ndr_err_code ndr_push_subcontext_start(struct ndr_push *ndr,
 458                                    struct ndr_push **_subndr,
 459                                    size_t header_size,
 460                                    ssize_t size_is);
 461 enum ndr_err_code ndr_push_subcontext_end(struct ndr_push *ndr,
 462                                  struct ndr_push *subndr,
 463                                  size_t header_size,
 464                                  ssize_t size_is);
 465 enum ndr_err_code ndr_token_store(TALLOC_CTX *mem_ctx,
 466                          struct ndr_token_list **list,
 467                          const void *key,
 468                          uint32_t value);
 469 enum ndr_err_code ndr_token_retrieve_cmp_fn(struct ndr_token_list **list, const void *key, uint32_t *v, int(*_cmp_fn)(const void*,const void*), bool _remove_tok);
 470 enum ndr_err_code ndr_token_retrieve(struct ndr_token_list **list, const void *key, uint32_t *v);
 471 uint32_t ndr_token_peek(struct ndr_token_list **list, const void *key);
 472 enum ndr_err_code ndr_pull_array_size(struct ndr_pull *ndr, const void *p);
 473 uint32_t ndr_get_array_size(struct ndr_pull *ndr, const void *p);
 474 enum ndr_err_code ndr_check_array_size(struct ndr_pull *ndr, void *p, uint32_t size);
 475 enum ndr_err_code ndr_pull_array_length(struct ndr_pull *ndr, const void *p);
 476 uint32_t ndr_get_array_length(struct ndr_pull *ndr, const void *p);
 477 enum ndr_err_code ndr_check_array_length(struct ndr_pull *ndr, void *p, uint32_t length);
 478 enum ndr_err_code ndr_push_pipe_chunk_trailer(struct ndr_push *ndr, int ndr_flags, uint32_t count);
 479 enum ndr_err_code ndr_check_pipe_chunk_trailer(struct ndr_pull *ndr, int ndr_flags, uint32_t count);
 480 enum ndr_err_code ndr_push_set_switch_value(struct ndr_push *ndr, const void *p, uint32_t val);
 481 enum ndr_err_code ndr_pull_set_switch_value(struct ndr_pull *ndr, const void *p, uint32_t val);
 482 enum ndr_err_code ndr_print_set_switch_value(struct ndr_print *ndr, const void *p, uint32_t val);
 483 uint32_t ndr_push_get_switch_value(struct ndr_push *ndr, const void *p);
 484 uint32_t ndr_pull_get_switch_value(struct ndr_pull *ndr, const void *p);
 485 uint32_t ndr_print_get_switch_value(struct ndr_print *ndr, const void *p);
 486 enum ndr_err_code ndr_pull_struct_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p, ndr_pull_flags_fn_t fn);
 487 enum ndr_err_code ndr_pull_struct_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p, ndr_pull_flags_fn_t fn);
 488 enum ndr_err_code ndr_pull_union_blob(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p, uint32_t level, ndr_pull_flags_fn_t fn);
 489 enum ndr_err_code ndr_pull_union_blob_all(const DATA_BLOB *blob, TALLOC_CTX *mem_ctx, void *p, uint32_t level, ndr_pull_flags_fn_t fn);
 490
 491 /* from libndr_basic.h */
 492 #define NDR_SCALAR_PROTO(name, type) \
 493 enum ndr_err_code ndr_push_ ## name(struct ndr_push *ndr, int ndr_flags, type v); \
 494 enum ndr_err_code ndr_pull_ ## name(struct ndr_pull *ndr, int ndr_flags, type *v); \
 495 void ndr_print_ ## name(struct ndr_print *ndr, const char *var_name, type v);
 496
 497 #define NDR_BUFFER_PROTO(name, type) \
 498 enum ndr_err_code ndr_push_ ## name(struct ndr_push *ndr, int ndr_flags, const type *v); \
 499 enum ndr_err_code ndr_pull_ ## name(struct ndr_pull *ndr, int ndr_flags, type *v); \
 500 void ndr_print_ ## name(struct ndr_print *ndr, const char *var_name, const type *v);
 501
 502 NDR_SCALAR_PROTO(uint8, uint8_t)
 503 NDR_SCALAR_PROTO(int8, int8_t)
 504 NDR_SCALAR_PROTO(uint16, uint16_t)
 505 NDR_SCALAR_PROTO(int16, int16_t)
 506 NDR_SCALAR_PROTO(uint1632, uint16_t)
 507 NDR_SCALAR_PROTO(uint32, uint32_t)
 508 NDR_SCALAR_PROTO(uint3264, uint32_t)
 509 NDR_SCALAR_PROTO(int32, int32_t)
 510 NDR_SCALAR_PROTO(int3264, int32_t)
 511 NDR_SCALAR_PROTO(udlong, uint64_t)
 512 NDR_SCALAR_PROTO(udlongr, uint64_t)
 513 NDR_SCALAR_PROTO(dlong, int64_t)
 514 NDR_SCALAR_PROTO(hyper, uint64_t)
 515 NDR_SCALAR_PROTO(pointer, void *)
 516 NDR_SCALAR_PROTO(time_t, time_t)
 517 NDR_SCALAR_PROTO(uid_t, uid_t)
 518 NDR_SCALAR_PROTO(gid_t, gid_t)
 519 NDR_SCALAR_PROTO(NTSTATUS, NTSTATUS)
 520 NDR_SCALAR_PROTO(WERROR, WERROR)
 521 NDR_SCALAR_PROTO(NTTIME, NTTIME)
 522 NDR_SCALAR_PROTO(NTTIME_1sec, NTTIME)
 523 NDR_SCALAR_PROTO(NTTIME_hyper, NTTIME)
 524 NDR_SCALAR_PROTO(DATA_BLOB, DATA_BLOB)
 525 NDR_SCALAR_PROTO(ipv4address, const char *)
 526 NDR_SCALAR_PROTO(ipv6address, const char *)
 527 NDR_SCALAR_PROTO(string, const char *)
 528 NDR_SCALAR_PROTO(double, double)
 529
 530 enum ndr_err_code ndr_pull_policy_handle(struct ndr_pull *ndr, int ndr_flags, struct policy_handle *r);
 531 enum ndr_err_code ndr_push_policy_handle(struct ndr_push *ndr, int ndr_flags, const struct policy_handle *r);
 532 void ndr_print_policy_handle(struct ndr_print *ndr, const char *name, const struct policy_handle *r);
 533 bool policy_handle_empty(const struct policy_handle *h);
 534 bool is_valid_policy_hnd(const struct policy_handle *hnd);
 535 bool policy_handle_equal(const struct policy_handle *hnd1,
 536                          const struct policy_handle *hnd2);
 537
 538 void ndr_check_padding(struct ndr_pull *ndr, size_t n);
 539 enum ndr_err_code ndr_pull_generic_ptr(struct ndr_pull *ndr, uint32_t *v);
 540 enum ndr_err_code ndr_pull_ref_ptr(struct ndr_pull *ndr, uint32_t *v);
 541 enum ndr_err_code ndr_pull_bytes(struct ndr_pull *ndr, uint8_t *data, uint32_t n);
 542 enum ndr_err_code ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *data, uint32_t n);
 543 enum ndr_err_code ndr_push_align(struct ndr_push *ndr, size_t size);
 544 enum ndr_err_code ndr_pull_align(struct ndr_pull *ndr, size_t size);
 545 enum ndr_err_code ndr_push_union_align(struct ndr_push *ndr, size_t size);
 546 enum ndr_err_code ndr_pull_union_align(struct ndr_pull *ndr, size_t size);
 547 enum ndr_err_code ndr_push_trailer_align(struct ndr_push *ndr, size_t size);
 548 enum ndr_err_code ndr_pull_trailer_align(struct ndr_pull *ndr, size_t size);
 549 enum ndr_err_code ndr_push_bytes(struct ndr_push *ndr, const uint8_t *data, uint32_t n);
 550 enum ndr_err_code ndr_push_zero(struct ndr_push *ndr, uint32_t n);
 551 enum ndr_err_code ndr_push_array_uint8(struct ndr_push *ndr, int ndr_flags, const uint8_t *data, uint32_t n);
 552 enum ndr_err_code ndr_push_unique_ptr(struct ndr_push *ndr, const void *p);
 553 enum ndr_err_code ndr_push_full_ptr(struct ndr_push *ndr, const void *p);
 554 enum ndr_err_code ndr_push_ref_ptr(struct ndr_push *ndr);
 555 void ndr_print_struct(struct ndr_print *ndr, const char *name, const char *type);
 556 void ndr_print_null(struct ndr_print *ndr);
 557 void ndr_print_enum(struct ndr_print *ndr, const char *name, const char *type, const char *val, uint32_t value);
 558 void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value);
 559 void ndr_print_bitmap_flag(struct ndr_print *ndr, size_t size, const char *flag_name, uint32_t flag, uint32_t value);
 560 void ndr_print_ptr(struct ndr_print *ndr, const char *name, const void *p);
 561 void ndr_print_union(struct ndr_print *ndr, const char *name, int level, const char *type);
 562 void ndr_print_bad_level(struct ndr_print *ndr, const char *name, uint16_t level);
 563 void ndr_print_array_uint8(struct ndr_print *ndr, const char *name, const uint8_t *data, uint32_t count);
 564 uint32_t ndr_size_DATA_BLOB(int ret, const DATA_BLOB *data, int flags);
 565
 566 /* strings */
 567 uint32_t ndr_charset_length(const void *var, charset_t chset);
 568 size_t ndr_string_array_size(struct ndr_push *ndr, const char *s);
 569 uint32_t ndr_size_string(int ret, const char * const* string, int flags);
 570 enum ndr_err_code ndr_pull_string_array(struct ndr_pull *ndr, int ndr_flags, const char ***_a);
 571 enum ndr_err_code ndr_push_string_array(struct ndr_push *ndr, int ndr_flags, const char **a);
 572 void ndr_print_string_array(struct ndr_print *ndr, const char *name, const char **a);
 573 size_t ndr_size_string_array(const char **a, uint32_t count, int flags);
 574 uint32_t ndr_string_length(const void *_var, uint32_t element_size);
 575 enum ndr_err_code ndr_check_string_terminator(struct ndr_pull *ndr, uint32_t count, uint32_t element_size);
 576 enum ndr_err_code ndr_pull_charset(struct ndr_pull *ndr, int ndr_flags, const char **var, uint32_t length, uint8_t byte_mul, charset_t chset);
 577 enum ndr_err_code ndr_pull_charset_to_null(struct ndr_pull *ndr, int ndr_flags, const char **var, uint32_t length, uint8_t byte_mul, charset_t chset);
 578 enum ndr_err_code ndr_push_charset(struct ndr_push *ndr, int ndr_flags, const char *var, uint32_t length, uint8_t byte_mul, charset_t chset);
 579
 580 /* GUIDs */
 581 bool GUID_equal(const struct GUID *u1, const struct GUID *u2);
 582 NTSTATUS GUID_to_ndr_blob(const struct GUID *guid, TALLOC_CTX *mem_ctx, DATA_BLOB *b);
 583 NTSTATUS GUID_from_ndr_blob(const DATA_BLOB *b, struct GUID *guid);
 584 NTSTATUS GUID_from_data_blob(const DATA_BLOB *s, struct GUID *guid);
 585 NTSTATUS GUID_from_string(const char *s, struct GUID *guid);
 586 NTSTATUS NS_GUID_from_string(const char *s, struct GUID *guid);
 587 struct GUID GUID_zero(void);
 588 bool GUID_all_zero(const struct GUID *u);
 589 int GUID_compare(const struct GUID *u1, const struct GUID *u2);
 590 char *GUID_string(TALLOC_CTX *mem_ctx, const struct GUID *guid);
 591 char *GUID_string2(TALLOC_CTX *mem_ctx, const struct GUID *guid);
 592 char *GUID_hexstring(TALLOC_CTX *mem_ctx, const struct GUID *guid);
 593 char *NS_GUID_string(TALLOC_CTX *mem_ctx, const struct GUID *guid);
 594 struct GUID GUID_random(void);
 595
 596 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint8(struct ndr_pull *ndr, int ndr_flags, uint8_t *v);
 597 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint16(struct ndr_pull *ndr, int ndr_flags, uint16_t *v);
 598 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint32(struct ndr_pull *ndr, int ndr_flags, uint32_t *v);
 599 _PUBLIC_ enum ndr_err_code ndr_pull_enum_uint1632(struct ndr_pull *ndr, int ndr_flags, uint16_t *v);
 600 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint8(struct ndr_push *ndr, int ndr_flags, uint8_t v);
 601 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint16(struct ndr_push *ndr, int ndr_flags, uint16_t v);
 602 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint32(struct ndr_push *ndr, int ndr_flags, uint32_t v);
 603 _PUBLIC_ enum ndr_err_code ndr_push_enum_uint1632(struct ndr_push *ndr, int ndr_flags, uint16_t v);
 604
 605 _PUBLIC_ void ndr_print_bool(struct ndr_print *ndr, const char *name, const bool b);
 606
 607 #endif /* __LIBNDR_H__ */