pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm

   1 ###################################################
   2 # Samba4 NDR parser generator for IDL structures
   3 # Copyright tridge@samba.org 2000-2003
   4 # Copyright tpot@samba.org 2001
   5 # Copyright jelmer@samba.org 2004-2006
   6 # released under the GNU GPL
   7
   8 package Parse::Pidl::Samba4::NDR::Parser;
   9 use parent Parse::Pidl::Base;
  10
  11 require Exporter;
  12 push @ISA, qw(Exporter);
  13 @EXPORT_OK = qw(check_null_pointer NeededFunction NeededElement NeededType $res NeededInterface TypeFunctionName ParseElementPrint);
  14
  15 use strict;
  16 use warnings;
  17 use Parse::Pidl::Typelist qw(hasType getType mapTypeName typeHasBody);
  18 use Parse::Pidl::Util qw(has_property
  19                          ParseExpr
  20                          ParseExprExt
  21                          print_uuid
  22                          unmake_str
  23                          parse_int
  24                          parse_range);
  25 use Parse::Pidl::CUtil qw(get_pointer_to get_value_of get_array_element);
  26 use Parse::Pidl::NDR qw(GetPrevLevel GetNextLevel ContainsDeferred ContainsPipe is_charset_array);
  27 use Parse::Pidl::Samba4 qw(is_intree choose_header ArrayDynamicallyAllocated);
  28 use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv GenerateFunctionOutEnv EnvSubstituteValue GenerateStructEnv);
  29 use Parse::Pidl qw(warning);
  30
  31 use vars qw($VERSION);
  32 $VERSION = '0.01';
  33
  34 # list of known types
  35 my %typefamily;
  36
  37 sub new($$) {
  38         my ($class) = @_;
  39         my $self = { res => "", res_hdr => "", deferred => [], tabs => "", defer_tabs => "" };
  40         bless($self, $class);
  41 }
  42
  43 sub get_typefamily($)
  44 {
  45         my $n = shift;
  46         return $typefamily{$n};
  47 }
  48
  49 sub append_prefix($$)
  50 {
  51         my ($e, $var_name) = @_;
  52         my $pointers = 0;
  53         my $arrays = 0;
  54
  55         foreach my $l (@{$e->{LEVELS}}) {
  56                 if ($l->{TYPE} eq "POINTER") {
  57                         $pointers++;
  58                 } elsif ($l->{TYPE} eq "ARRAY") {
  59                         $arrays++;
  60                         if (($pointers == 0) and
  61                             (not $l->{IS_FIXED}) and
  62                             (not $l->{IS_INLINE})) {
  63                                 return get_value_of($var_name);
  64                         }
  65                 } elsif ($l->{TYPE} eq "DATA") {
  66                         if (Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) {
  67                                 return get_value_of($var_name) unless ($pointers or $arrays);
  68                         }
  69                 }
  70         }
  71
  72         return $var_name;
  73 }
  74
  75 sub has_fast_array($$)
  76 {
  77         my ($e,$l) = @_;
  78
  79         return 0 if ($l->{TYPE} ne "ARRAY");
  80
  81         my $nl = GetNextLevel($e,$l);
  82         return 0 unless ($nl->{TYPE} eq "DATA");
  83         return 0 unless (hasType($nl->{DATA_TYPE}));
  84
  85         my $t = getType($nl->{DATA_TYPE});
  86
  87         # Only uint8 has a fast array function at the moment
  88         return ($t->{NAME} eq "uint8");
  89 }
  90
  91 sub is_public_struct
  92 {
  93         my ($d) = @_;
  94         if (!has_property($d, "public")) {
  95                 return 0;
  96         }
  97         my $t = $d;
  98         if ($d->{TYPE} eq "TYPEDEF") {
  99                 $t = $d->{DATA};
 100         }
 101         return $t->{TYPE} eq "STRUCT";
 102 }
 103
 104 ####################################
 105 # defer() is like pidl(), but adds to
 106 # a deferred buffer which is then added to the
 107 # output buffer at the end of the structure/union/function
 108 # This is needed to cope with code that must be pushed back
 109 # to the end of a block of elements
 110 sub defer_indent($) { my ($self) = @_; $self->{defer_tabs}.="\t"; }
 111 sub defer_deindent($) { my ($self) = @_; $self->{defer_tabs}=substr($self->{defer_tabs}, 0, -1); }
 112
 113 sub defer($$)
 114 {
 115         my ($self, $d) = @_;
 116         if ($d) {
 117                 push(@{$self->{deferred}}, $self->{defer_tabs}.$d);
 118         }
 119 }
 120
 121 ########################################
 122 # add the deferred content to the current
 123 # output
 124 sub add_deferred($)
 125 {
 126         my ($self) = @_;
 127         $self->pidl($_) foreach (@{$self->{deferred}});
 128         $self->{deferred} = [];
 129         $self->{defer_tabs} = "";
 130 }
 131
 132 #####################################################################
 133 # declare a function public or static, depending on its attributes
 134 sub fn_declare($$$$)
 135 {
 136         my ($self,$type,$fn,$decl) = @_;
 137
 138         if (has_property($fn, "no$type")) {
 139                 $self->pidl_hdr("$decl;");
 140                 return 0;
 141         }
 142
 143         if (has_property($fn, "public")) {
 144                 $self->pidl_hdr("$decl;");
 145                 $self->pidl("_PUBLIC_ $decl");
 146         } else {
 147                 $self->pidl("static $decl");
 148         }
 149
 150         return 1;
 151 }
 152
 153 ###################################################################
 154 # setup any special flags for an element or structure
 155 sub start_flags($$$)
 156 {
 157         my ($self, $e, $ndr) = @_;
 158         my $flags = has_property($e, "flag");
 159         if (defined $flags) {
 160                 $self->pidl("{");
 161                 $self->indent;
 162                 $self->pidl("uint32_t _flags_save_$e->{TYPE} = $ndr->flags;");
 163                 $self->pidl("ndr_set_flags(&$ndr->flags, $flags);");
 164         }
 165 }
 166
 167 ###################################################################
 168 # end any special flags for an element or structure
 169 sub end_flags($$$)
 170 {
 171         my ($self, $e, $ndr) = @_;
 172         my $flags = has_property($e, "flag");
 173         if (defined $flags) {
 174                 $self->pidl("$ndr->flags = _flags_save_$e->{TYPE};");
 175                 $self->deindent;
 176                 $self->pidl("}");
 177         }
 178 }
 179
 180 #####################################################################
 181 # parse the data of an array - push side
 182 sub ParseArrayPushHeader($$$$$$)
 183 {
 184         my ($self,$e,$l,$ndr,$var_name,$env) = @_;
 185
 186         my $size;
 187         my $length;
 188
 189         if ($l->{IS_ZERO_TERMINATED}) {
 190                 if (has_property($e, "charset")) {
 191                         $size = $length = "ndr_charset_length($var_name, CH_$e->{PROPERTIES}->{charset})";
 192                 } else {
 193                         $size = $length = "ndr_string_length($var_name, sizeof(*$var_name))";
 194                 }
 195                 if (defined($l->{SIZE_IS})) {
 196                         $size = ParseExpr($l->{SIZE_IS}, $env, $e);
 197                 }
 198                 if (defined($l->{LENGTH_IS})) {
 199                         $length = ParseExpr($l->{LENGTH_IS}, $env, $e);
 200                 }
 201         } else {
 202                 $size = ParseExpr($l->{SIZE_IS}, $env, $e);
 203                 $length = ParseExpr($l->{LENGTH_IS}, $env, $e);
 204         }
 205
 206         if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) {
 207                 $self->pidl("NDR_CHECK(ndr_push_uint3264($ndr, NDR_SCALARS, $size));");
 208         }
 209
 210         if ($l->{IS_VARYING}) {
 211                 $self->pidl("NDR_CHECK(ndr_push_uint3264($ndr, NDR_SCALARS, 0));");  # array offset
 212                 $self->pidl("NDR_CHECK(ndr_push_uint3264($ndr, NDR_SCALARS, $length));");
 213         }
 214
 215         return $length;
 216 }
 217
 218 sub check_fully_dereferenced($$)
 219 {
 220         my ($element, $env) = @_;
 221
 222         return sub ($) {
 223                 my $origvar = shift;
 224                 my $check = 0;
 225
 226                 # Figure out the number of pointers in $ptr
 227                 my $expandedvar = $origvar;
 228                 $expandedvar =~ s/^(\**)//;
 229                 my $ptr = $1;
 230
 231                 my $var = undef;
 232                 foreach (keys %$env) {
 233                         if ($env->{$_} eq $expandedvar) {
 234                                 $var = $_;
 235                                 last;
 236                         }
 237                 }
 238
 239                 return($origvar) unless (defined($var));
 240                 my $e;
 241                 foreach (@{$element->{PARENT}->{ELEMENTS}}) {
 242                         if ($_->{NAME} eq $var) {
 243                                 $e = $_;
 244                                 last;
 245                         }
 246                 }
 247
 248                 $e or die("Environment doesn't match siblings");
 249
 250                 # See if pointer at pointer level $level
 251                 # needs to be checked.
 252                 my $nump = 0;
 253                 foreach (@{$e->{LEVELS}}) {
 254                         if ($_->{TYPE} eq "POINTER") {
 255                                 $nump = $_->{POINTER_INDEX}+1;
 256                         }
 257                 }
 258                 warning($element->{ORIGINAL}, "Got pointer for `$e->{NAME}', expected fully dereferenced variable") if ($nump > length($ptr));
 259                 return ($origvar);
 260         }
 261 }
 262
 263 sub check_null_pointer($$$$)
 264 {
 265         my ($element, $env, $print_fn, $return) = @_;
 266
 267         return sub ($) {
 268                 my $expandedvar = shift;
 269                 my $check = 0;
 270
 271                 # Figure out the number of pointers in $ptr
 272                 $expandedvar =~ s/^(\**)//;
 273                 my $ptr = $1;
 274
 275                 my $var = undef;
 276                 foreach (keys %$env) {
 277                         if ($env->{$_} eq $expandedvar) {
 278                                 $var = $_;
 279                                 last;
 280                         }
 281                 }
 282
 283                 if (defined($var)) {
 284                         my $e;
 285                         # lookup ptr in $e
 286                         foreach (@{$element->{PARENT}->{ELEMENTS}}) {
 287                                 if ($_->{NAME} eq $var) {
 288                                         $e = $_;
 289                                         last;
 290                                 }
 291                         }
 292
 293                         $e or die("Environment doesn't match siblings");
 294
 295                         # See if pointer at pointer level $level
 296                         # needs to be checked.
 297                         foreach my $l (@{$e->{LEVELS}}) {
 298                                 if ($l->{TYPE} eq "POINTER" and
 299                                         $l->{POINTER_INDEX} == length($ptr)) {
 300                                         # No need to check ref pointers
 301                                         $check = ($l->{POINTER_TYPE} ne "ref");
 302                                         last;
 303                                 }
 304
 305                                 if ($l->{TYPE} eq "DATA") {
 306                                         warning($element, "too much dereferences for `$var'");
 307                                 }
 308                         }
 309                 } else {
 310                         warning($element, "unknown dereferenced expression `$expandedvar'");
 311                         $check = 1;
 312                 }
 313
 314                 $print_fn->("if ($ptr$expandedvar == NULL) $return") if $check;
 315         }
 316 }
 317
 318 sub is_deferred_switch_non_empty($)
 319 {
 320         # 1 if there needs to be a deferred branch in an ndr_pull/push,
 321         # 0 otherwise.
 322         my ($e) = @_;
 323         my $have_default = 0;
 324         foreach my $el (@{$e->{ELEMENTS}}) {
 325                 if ($el->{CASE} eq "default") {
 326                         $have_default = 1;
 327                 }
 328                 if ($el->{TYPE} ne "EMPTY") {
 329                         if (ContainsDeferred($el, $el->{LEVELS}[0])) {
 330                                 return 1;
 331                         }
 332                 }
 333         }
 334         return ! $have_default;
 335 }
 336
 337 sub ParseArrayPullGetSize($$$$$$)
 338 {
 339         my ($self,$e,$l,$ndr,$var_name,$env) = @_;
 340
 341         my $size;
 342
 343         my $array_size = "size_$e->{NAME}_$l->{LEVEL_INDEX}";
 344
 345         if ($l->{IS_CONFORMANT} and (defined($l->{SIZE_IS}) or not $l->{IS_ZERO_TERMINATED})) {
 346                 $self->pidl("NDR_CHECK(ndr_get_array_size($ndr, (void*)" . get_pointer_to($var_name) . ", &$array_size));");
 347
 348         } elsif ($l->{IS_CONFORMANT}) {
 349                 # This will be the last use of the array_size token
 350                 $self->pidl("NDR_CHECK(ndr_steal_array_size($ndr, (void*)" . get_pointer_to($var_name) . ", &$array_size));");
 351
 352         } elsif ($l->{IS_ZERO_TERMINATED} and $l->{SIZE_IS} == 0 and $l->{LENGTH_IS} == 0) { # Noheader arrays
 353                 $size = "ndr_get_string_size($ndr, sizeof(*$var_name))";
 354                 $self->pidl("$array_size = $size;");
 355
 356         } else {
 357                 $size = ParseExprExt($l->{SIZE_IS}, $env, $e->{ORIGINAL},
 358                         check_null_pointer($e, $env, sub { $self->pidl(shift); },
 359                                            "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"),
 360                         check_fully_dereferenced($e, $env));
 361                 $self->pidl("$array_size = $size;");
 362         }
 363
 364         if (my $range = has_property($e, "range")) {
 365                 my ($low, $high) = parse_range($range);
 366                 if ($low < 0) {
 367                         warning(0, "$low is invalid for the range of an array size");
 368                 }
 369                 if ($low == 0) {
 370                         $self->pidl("if ($array_size > $high) {");
 371                 } else {
 372                         $self->pidl("if ($array_size < $low || $array_size > $high) {");
 373                 }
 374                 $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_RANGE, \"value out of range\");");
 375                 $self->pidl("}");
 376         }
 377
 378         return $array_size;
 379 }
 380
 381 #####################################################################
 382 # parse an array - pull side
 383 sub ParseArrayPullGetLength($$$$$$;$)
 384 {
 385         my ($self,$e,$l,$ndr,$var_name,$env,$array_size) = @_;
 386
 387         if (not defined($array_size)) {
 388                 $array_size = $self->ParseArrayPullGetSize($e, $l, $ndr, $var_name, $env);
 389         }
 390
 391         if (not $l->{IS_VARYING}) {
 392                 return $array_size;
 393         }
 394
 395         my $array_length = "length_$e->{NAME}_$l->{LEVEL_INDEX}";
 396         if ($l->{IS_VARYING} and (defined($l->{LENGTH_IS}) or not $l->{IS_ZERO_TERMINATED})) {
 397                 $self->pidl("NDR_CHECK(ndr_get_array_length($ndr, (void*)" . get_pointer_to($var_name) . ", &$array_length));");
 398         } else {
 399                 # This will be the last use of the array_length token
 400                 $self->pidl("NDR_CHECK(ndr_steal_array_length($ndr, (void*)" . get_pointer_to($var_name) . ", &$array_length));");
 401         }
 402
 403         if (my $range = has_property($e, "range")) {
 404                 my ($low, $high) = parse_range($range);
 405                 if ($low < 0) {
 406                         warning(0, "$low is invalid for the range of an array size");
 407                 }
 408                 if ($low == 0) {
 409                         $self->pidl("if ($array_length > $high) {");
 410                 } else {
 411                         $self->pidl("if ($array_length < $low || $array_length > $high) {");
 412                 }
 413                 $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_RANGE, \"value out of range\");");
 414                 $self->pidl("}");
 415         }
 416
 417         return $array_length;
 418 }
 419
 420 #####################################################################
 421 # parse an array - pull side
 422 sub ParseArrayPullHeader($$$$$$)
 423 {
 424         my ($self,$e,$l,$ndr,$var_name,$env) = @_;
 425
 426         if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) {
 427                 $self->pidl("NDR_CHECK(ndr_pull_array_size($ndr, " . get_pointer_to($var_name) . "));");
 428         }
 429
 430         if ($l->{IS_VARYING}) {
 431                 $self->pidl("NDR_CHECK(ndr_pull_array_length($ndr, " . get_pointer_to($var_name) . "));");
 432         }
 433
 434         my $array_size = $self->ParseArrayPullGetSize($e, $l, $ndr, $var_name, $env);
 435         my $array_length = $self->ParseArrayPullGetLength($e, $l, $ndr, $var_name, $env, $array_size);
 436
 437         if ($array_length ne $array_size) {
 438                 $self->pidl("if ($array_length > $array_size) {");
 439                 $self->indent;
 440                 $self->pidl("return ndr_pull_error($ndr, NDR_ERR_ARRAY_SIZE, \"Bad array size %u should exceed array length %u\", $array_size, $array_length);");
 441                 $self->deindent;
 442                 $self->pidl("}");
 443         }
 444
 445         if ($l->{IS_CONFORMANT} and (defined($l->{SIZE_IS}) or not $l->{IS_ZERO_TERMINATED})) {
 446                 $self->defer("if ($var_name) {");
 447                 $self->defer_indent;
 448                 my $size = ParseExprExt($l->{SIZE_IS}, $env, $e->{ORIGINAL},
 449                         check_null_pointer($e, $env, sub { $self->defer(shift); },
 450                                            "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"),
 451                         check_fully_dereferenced($e, $env));
 452                 if (ContainsDeferred($e, $l)) {
 453                         # We will be needing the array_size token in
 454                         # the NDR_BUFFERS call, so don't steal it now
 455                         $self->defer("NDR_CHECK(ndr_check_array_size($ndr, (void*)" . get_pointer_to($var_name) . ", $size));");
 456                 } else {
 457                         # This will be deferred until after the last ndr_get_array_size()
 458                         $self->defer("NDR_CHECK(ndr_check_steal_array_size($ndr, (void*)" . get_pointer_to($var_name) . ", $size));");
 459                 }
 460                 $self->defer_deindent;
 461                 $self->defer("}");
 462         }
 463
 464         if ($l->{IS_VARYING} and (defined($l->{LENGTH_IS}) or not $l->{IS_ZERO_TERMINATED})) {
 465                 $self->defer("if ($var_name) {");
 466                 $self->defer_indent;
 467                 my $length = ParseExprExt($l->{LENGTH_IS}, $env, $e->{ORIGINAL},
 468                         check_null_pointer($e, $env, sub { $self->defer(shift); },
 469                                            "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for length_is()\");"),
 470                         check_fully_dereferenced($e, $env));
 471                 # This will be deferred until after the last ndr_get_array_length()
 472                 $self->defer("NDR_CHECK(ndr_check_steal_array_length($ndr, (void*)" . get_pointer_to($var_name) . ", $length));");
 473                 $self->defer_deindent;
 474                 $self->defer("}");
 475         }
 476
 477         if (ArrayDynamicallyAllocated($e,$l) and not is_charset_array($e,$l)) {
 478                 $self->AllocateArrayLevel($e,$l,$ndr,$var_name,$array_size);
 479         }
 480
 481         return $array_length;
 482 }
 483
 484 sub compression_alg($$$)
 485 {
 486         my ($e, $l, $env) = @_;
 487         my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION});
 488
 489         return ParseExpr($alg, $env, $e->{ORIGINAL});
 490 }
 491
 492 sub compression_clen($$$)
 493 {
 494         my ($e, $l, $env) = @_;
 495         my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION});
 496
 497         return ParseExpr($clen, $env, $e->{ORIGINAL});
 498 }
 499
 500 sub compression_dlen($$$)
 501 {
 502         my ($e,$l,$env) = @_;
 503         my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION});
 504
 505         return ParseExpr($dlen, $env, $e->{ORIGINAL});
 506 }
 507
 508 sub ParseCompressionPushStart($$$$$)
 509 {
 510         my ($self,$e,$l,$ndr,$env) = @_;
 511         my $comndr = "$ndr\_compressed";
 512         my $alg = compression_alg($e, $l, $env);
 513
 514         $self->pidl("{");
 515         $self->indent;
 516         $self->pidl("struct ndr_push *$comndr;");
 517         $self->pidl("NDR_CHECK(ndr_push_compression_state_init($ndr, $alg, &$ndr->cstate));");
 518         $self->pidl("NDR_CHECK(ndr_push_compression_start($ndr, &$comndr, $alg));");
 519
 520         return $comndr;
 521 }
 522
 523 sub ParseCompressionPushEnd($$$$$)
 524 {
 525         my ($self,$e,$l,$ndr,$env) = @_;
 526         my $comndr = "$ndr\_compressed";
 527         my $alg = compression_alg($e, $l, $env);
 528
 529         $self->pidl("NDR_CHECK(ndr_push_compression_end($ndr, $comndr, $alg));");
 530         $self->pidl("NDR_CHECK(ndr_push_compression_state_free($ndr->cstate));");
 531         $self->deindent;
 532         $self->pidl("}");
 533 }
 534
 535 sub ParseCompressionPullStart($$$$$)
 536 {
 537         my ($self,$e,$l,$ndr,$env) = @_;
 538         my $comndr = "$ndr\_compressed";
 539         my $alg = compression_alg($e, $l, $env);
 540         my $dlen = compression_dlen($e, $l, $env);
 541         my $clen = compression_clen($e, $l, $env);
 542
 543         $self->pidl("{");
 544         $self->indent;
 545         $self->pidl("struct ndr_pull *$comndr;");
 546         $self->pidl("NDR_CHECK(ndr_pull_compression_start($ndr, &$comndr, $alg, $dlen, $clen));");
 547
 548         return $comndr;
 549 }
 550
 551 sub ParseCompressionPullEnd($$$$$)
 552 {
 553         my ($self,$e,$l,$ndr,$env) = @_;
 554         my $comndr = "$ndr\_compressed";
 555         my $alg = compression_alg($e, $l, $env);
 556         my $dlen = compression_dlen($e, $l, $env);
 557
 558         $self->pidl("NDR_CHECK(ndr_pull_compression_end($ndr, $comndr, $alg, $dlen));");
 559         $self->deindent;
 560         $self->pidl("}");
 561 }
 562
 563 sub ParseSubcontextPushStart($$$$$)
 564 {
 565         my ($self,$e,$l,$ndr,$env) = @_;
 566         my $subndr = "_ndr_$e->{NAME}";
 567         my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL});
 568
 569         $self->pidl("{");
 570         $self->indent;
 571         $self->pidl("struct ndr_push *$subndr;");
 572         $self->pidl("NDR_CHECK(ndr_push_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));");
 573
 574         if (defined $l->{COMPRESSION}) {
 575                 $subndr = $self->ParseCompressionPushStart($e, $l, $subndr, $env);
 576         }
 577
 578         return $subndr;
 579 }
 580
 581 sub ParseSubcontextPushEnd($$$$$)
 582 {
 583         my ($self,$e,$l,$ndr,$env) = @_;
 584         my $subndr = "_ndr_$e->{NAME}";
 585         my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL});
 586
 587         if (defined $l->{COMPRESSION}) {
 588                 $self->ParseCompressionPushEnd($e, $l, $subndr, $env);
 589         }
 590
 591         $self->pidl("NDR_CHECK(ndr_push_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));");
 592         $self->deindent;
 593         $self->pidl("}");
 594 }
 595
 596 sub ParseSubcontextPullStart($$$$$)
 597 {
 598         my ($self,$e,$l,$ndr,$env) = @_;
 599         my $subndr = "_ndr_$e->{NAME}";
 600         my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL});
 601
 602         $self->pidl("{");
 603         $self->indent;
 604         $self->pidl("struct ndr_pull *$subndr;");
 605         $self->pidl("NDR_CHECK(ndr_pull_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));");
 606
 607         if (defined $l->{COMPRESSION}) {
 608                 $subndr = $self->ParseCompressionPullStart($e, $l, $subndr, $env);
 609         }
 610
 611         return $subndr;
 612 }
 613
 614 sub ParseSubcontextPullEnd($$$$$)
 615 {
 616         my ($self,$e,$l,$ndr,$env) = @_;
 617         my $subndr = "_ndr_$e->{NAME}";
 618         my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL});
 619
 620         if (defined $l->{COMPRESSION}) {
 621                 $self->ParseCompressionPullEnd($e, $l, $subndr, $env);
 622         }
 623
 624         $self->pidl("NDR_CHECK(ndr_pull_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));");
 625         $self->deindent;
 626         $self->pidl("}");
 627 }
 628
 629 sub ParseElementPushLevel
 630 {
 631         my ($self,$e,$l,$ndr,$var_name,$env,$primitives,$deferred) = @_;
 632
 633         my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred);
 634
 635         if ($l->{TYPE} eq "ARRAY" and ($l->{IS_CONFORMANT} or $l->{IS_VARYING})) {
 636                 $var_name = get_pointer_to($var_name);
 637         }
 638
 639         if (defined($ndr_flags)) {
 640                 if ($l->{TYPE} eq "SUBCONTEXT") {
 641                         my $subndr = $self->ParseSubcontextPushStart($e, $l, $ndr, $env);
 642                         $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $subndr, $var_name, $env, 1, 1);
 643                         $self->ParseSubcontextPushEnd($e, $l, $ndr, $env);
 644                 } elsif ($l->{TYPE} eq "POINTER") {
 645                         $self->ParsePtrPush($e, $l, $ndr, $var_name);
 646                 } elsif ($l->{TYPE} eq "ARRAY") {
 647                         my $length = $self->ParseArrayPushHeader($e, $l, $ndr, $var_name, $env);
 648
 649                         my $nl = GetNextLevel($e, $l);
 650
 651                         # Allow speedups for arrays of scalar types
 652                         if (is_charset_array($e,$l)) {
 653                                 if ($l->{IS_TO_NULL}) {
 654                                         $self->pidl("NDR_CHECK(ndr_push_charset_to_null($ndr, $ndr_flags, $var_name, $length, sizeof(" . mapTypeName($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));");
 655                                 } else {
 656                                         $self->pidl("NDR_CHECK(ndr_push_charset($ndr, $ndr_flags, $var_name, $length, sizeof(" . mapTypeName($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));");
 657                                 }
 658                                 return;
 659                         } elsif (has_fast_array($e,$l)) {
 660                                 $self->pidl("NDR_CHECK(ndr_push_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));");
 661                                 return;
 662                         }
 663                 } elsif ($l->{TYPE} eq "DATA") {
 664                         $self->ParseDataPush($e, $l, $ndr, $var_name, $primitives, $deferred);
 665                 } elsif ($l->{TYPE} eq "TYPEDEF") {
 666                         $typefamily{$e->{DATA}->{TYPE}}->{PUSH_FN_BODY}->($self, $e->{DATA}, $ndr, $var_name);
 667                 }
 668         }
 669
 670         if ($l->{TYPE} eq "POINTER" and $l->{POINTER_TYPE} eq "ignore") {
 671                 $self->pidl("/* [ignore] '$e->{NAME}' */");
 672         } elsif ($l->{TYPE} eq "POINTER" and $deferred) {
 673                 my $rel_var_name = $var_name;
 674                 if ($l->{POINTER_TYPE} ne "ref") {
 675                         $self->pidl("if ($var_name) {");
 676                         $self->indent;
 677                         if ($l->{POINTER_TYPE} eq "relative") {
 678                                 $self->pidl("NDR_CHECK(ndr_push_relative_ptr2_start($ndr, $rel_var_name));");
 679                         }
 680                         if ($l->{POINTER_TYPE} eq "relative_short") {
 681                                 $self->pidl("NDR_CHECK(ndr_push_short_relative_ptr2($ndr, $var_name));");
 682                         }
 683                 }
 684                 $var_name = get_value_of($var_name);
 685                 $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 1);
 686
 687                 if ($l->{POINTER_TYPE} ne "ref") {
 688                         if ($l->{POINTER_TYPE} eq "relative") {
 689                                 $self->pidl("NDR_CHECK(ndr_push_relative_ptr2_end($ndr, $rel_var_name));");
 690                         }
 691                         $self->deindent;
 692                         $self->pidl("}");
 693                 }
 694         } elsif ($l->{TYPE} eq "ARRAY" and not has_fast_array($e,$l) and
 695                 not is_charset_array($e, $l)) {
 696                 my $length = ParseExpr($l->{LENGTH_IS}, $env, $e->{ORIGINAL});
 697                 my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}";
 698
 699                 my $array_pointless = ($length eq "0");
 700
 701                 if ($array_pointless) {
 702                         warning($e->{ORIGINAL}, "pointless array `$e->{NAME}' will always have size 0");
 703                 }
 704
 705                 $var_name = get_array_element($var_name, $counter);
 706
 707                 if ((($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) and not $array_pointless) {
 708                         $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
 709                         $self->indent;
 710                         $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 0);
 711                         $self->deindent;
 712                         $self->pidl("}");
 713                 }
 714
 715                 if ($deferred and ContainsDeferred($e, $l) and not $array_pointless) {
 716                         $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
 717                         $self->indent;
 718                         $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 0, 1);
 719                         $self->deindent;
 720                         $self->pidl("}");
 721                 }
 722         } elsif ($l->{TYPE} eq "SWITCH") {
 723                 my $nl = GetNextLevel($e,$l);
 724                 my $needs_deferred_switch = is_deferred_switch_non_empty($nl);
 725
 726                 # Avoid setting a switch value if it will not be
 727                 # consumed again in the NDR_BUFFERS pull
 728                 if ($needs_deferred_switch or !$deferred) {
 729                         $self->ParseSwitchPush($e, $l, $ndr, $var_name, $env);
 730                 }
 731                 $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, $primitives, $deferred);
 732         }
 733 }
 734
 735 #####################################################################
 736 # parse scalars in a structure element
 737 sub ParseElementPush($$$$$$)
 738 {
 739         my ($self,$e,$ndr,$env,$primitives,$deferred) = @_;
 740         my $subndr = undef;
 741
 742         my $var_name = $env->{$e->{NAME}};
 743
 744         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
 745                 $self->pidl("/* [skip] '$var_name' */");
 746                 return;
 747         }
 748
 749         return if ContainsPipe($e, $e->{LEVELS}[0]);
 750
 751         return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0]));
 752
 753         # Representation type is different from transmit_as
 754         if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) {
 755                 $self->pidl("{");
 756                 $self->indent;
 757                 my $transmit_name = "_transmit_$e->{NAME}";
 758                 $self->pidl(mapTypeName($e->{TYPE}) ." $transmit_name;");
 759                 $self->pidl("NDR_CHECK(ndr_$e->{REPRESENTATION_TYPE}_to_$e->{TYPE}($var_name, " . get_pointer_to($transmit_name) . "));");
 760                 $var_name = $transmit_name;
 761         }
 762
 763         $var_name = append_prefix($e, $var_name);
 764
 765         $self->start_flags($e, $ndr);
 766
 767         if (defined(my $value = has_property($e, "value"))) {
 768                 $var_name = ParseExpr($value, $env, $e->{ORIGINAL});
 769         }
 770
 771         $self->ParseElementPushLevel($e, $e->{LEVELS}[0], $ndr, $var_name, $env, $primitives, $deferred);
 772
 773         $self->end_flags($e, $ndr);
 774
 775         if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) {
 776                 $self->deindent;
 777                 $self->pidl("}");
 778         }
 779 }
 780
 781 #####################################################################
 782 # parse a pointer in a struct element or function
 783 sub ParsePtrPush($$$$$)
 784 {
 785         my ($self,$e,$l,$ndr,$var_name) = @_;
 786
 787         if ($l->{POINTER_TYPE} eq "ref") {
 788                 if ($l->{LEVEL_INDEX} > 0) {
 789                         $self->pidl("if ($var_name == NULL) {");
 790                         $self->indent;
 791                         $self->pidl("return ndr_push_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL [ref] pointer\");");
 792                         $self->deindent;
 793                         $self->pidl("}");
 794                 }
 795                 if ($l->{LEVEL} eq "EMBEDDED") {
 796                         $self->pidl("NDR_CHECK(ndr_push_ref_ptr(ndr)); /* $var_name */");
 797                 }
 798         } elsif ($l->{POINTER_TYPE} eq "relative") {
 799                 $self->pidl("NDR_CHECK(ndr_push_relative_ptr1($ndr, $var_name));");
 800         } elsif ($l->{POINTER_TYPE} eq "relative_short") {
 801                 $self->pidl("NDR_CHECK(ndr_push_short_relative_ptr1($ndr, $var_name));");
 802         } elsif ($l->{POINTER_TYPE} eq "unique") {
 803                 $self->pidl("NDR_CHECK(ndr_push_unique_ptr($ndr, $var_name));");
 804         } elsif ($l->{POINTER_TYPE} eq "full") {
 805                 $self->pidl("NDR_CHECK(ndr_push_full_ptr($ndr, $var_name));");
 806         } elsif ($l->{POINTER_TYPE} eq "ignore") {
 807                 # We don't want this pointer to appear on the wire at all
 808                 $self->pidl("NDR_CHECK(ndr_push_uint3264(ndr, NDR_SCALARS, 0));");
 809         } else {
 810                 die("Unhandled pointer type $l->{POINTER_TYPE}");
 811         }
 812 }
 813
 814 sub need_pointer_to($$$)
 815 {
 816         my ($e, $l, $scalar_only) = @_;
 817
 818         my $t;
 819         if (ref($l->{DATA_TYPE})) {
 820                 $t = "$l->{DATA_TYPE}->{TYPE}_$l->{DATA_TYPE}->{NAME}";
 821         } else {
 822                 $t = $l->{DATA_TYPE};
 823         }
 824
 825         if (not Parse::Pidl::Typelist::is_scalar($t)) {
 826                 return 1 if $scalar_only;
 827         }
 828
 829         my $arrays = 0;
 830
 831         foreach my $tl (@{$e->{LEVELS}}) {
 832                 last if $l == $tl;
 833                 if ($tl->{TYPE} eq "ARRAY") {
 834                         $arrays++;
 835                 }
 836         }
 837
 838         if (Parse::Pidl::Typelist::scalar_is_reference($t)) {
 839                 return 1 unless $arrays;
 840         }
 841
 842         return 0;
 843 }
 844
 845 sub ParseDataPrint($$$$$)
 846 {
 847         my ($self, $e, $l, $ndr, $var_name) = @_;
 848
 849         if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) {
 850
 851                 if (need_pointer_to($e, $l, 1)) {
 852                         $var_name = get_pointer_to($var_name);
 853                 }
 854
 855                 $self->pidl(TypeFunctionName("ndr_print", $l->{DATA_TYPE})."($ndr, \"$e->{NAME}\", $var_name);");
 856         } else {
 857                 $self->ParseTypePrint($l->{DATA_TYPE}, $ndr, $var_name);
 858         }
 859 }
 860
 861 #####################################################################
 862 # print scalars in a structure element
 863 sub ParseElementPrint($$$$$)
 864 {
 865         my($self, $e, $ndr, $var_name, $env) = @_;
 866
 867         return if (has_property($e, "noprint"));
 868         my $cur_depth = 0;
 869         my $ignore_depth = 0xFFFF;
 870
 871         $self->start_flags($e, $ndr);
 872         if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) {
 873                 $self->pidl("ndr_print_$e->{REPRESENTATION_TYPE}($ndr, \"$e->{NAME}\", $var_name);");
 874                 $self->end_flags($e, $ndr);
 875                 return;
 876         }
 877
 878         $var_name = append_prefix($e, $var_name);
 879
 880         if (defined(my $value = has_property($e, "value"))) {
 881                 $var_name = "($ndr->flags & LIBNDR_PRINT_SET_VALUES)?" . ParseExpr($value,$env, $e->{ORIGINAL}) . ":$var_name";
 882         }
 883
 884         foreach my $l (@{$e->{LEVELS}}) {
 885                 $cur_depth += 1;
 886
 887                 if ($cur_depth > $ignore_depth) {
 888                         next;
 889                 }
 890
 891                 if ($l->{TYPE} eq "POINTER") {
 892                         $self->pidl("ndr_print_ptr($ndr, \"$e->{NAME}\", $var_name);");
 893                         if ($l->{POINTER_TYPE} eq "ignore") {
 894                                 $self->pidl("/* [ignore] '$e->{NAME}' */");
 895                                 $ignore_depth = $cur_depth;
 896                                 last;
 897                         }
 898                         $self->pidl("$ndr->depth++;");
 899                         if ($l->{POINTER_TYPE} ne "ref") {
 900                                 $self->pidl("if ($var_name) {");
 901                                 $self->indent;
 902                         }
 903                         $var_name = get_value_of($var_name);
 904                 } elsif ($l->{TYPE} eq "ARRAY") {
 905                         my $length;
 906
 907                         if ($l->{IS_CONFORMANT} or $l->{IS_VARYING}) {
 908                                 $var_name = get_pointer_to($var_name);
 909                         }
 910
 911                         if ($l->{IS_ZERO_TERMINATED} and not defined($l->{LENGTH_IS})) {
 912                                 $length = "ndr_string_length($var_name, sizeof(*$var_name))";
 913                         } else {
 914                                 $length = ParseExprExt($l->{LENGTH_IS}, $env, $e->{ORIGINAL},
 915                                                         check_null_pointer($e, $env, sub { $self->pidl(shift); }, "return;"), check_fully_dereferenced($e, $env));
 916                         }
 917
 918                         if (is_charset_array($e,$l)) {
 919                                 $self->pidl("ndr_print_string($ndr, \"$e->{NAME}\", $var_name);");
 920                                 last;
 921                         } elsif (has_fast_array($e, $l)) {
 922                                 my $nl = GetNextLevel($e, $l);
 923                                 $self->pidl("ndr_print_array_$nl->{DATA_TYPE}($ndr, \"$e->{NAME}\", $var_name, $length);");
 924                                 last;
 925                         } else {
 926                                 my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}";
 927
 928                                 $self->pidl("$ndr->print($ndr, \"\%s: ARRAY(\%d)\", \"$e->{NAME}\", (int)$length);");
 929                                 $self->pidl("$ndr->depth++;");
 930                                 $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
 931                                 $self->indent;
 932
 933                                 $var_name = get_array_element($var_name, $counter);
 934                         }
 935                 } elsif ($l->{TYPE} eq "DATA") {
 936                         $self->ParseDataPrint($e, $l, $ndr, $var_name);
 937                 } elsif ($l->{TYPE} eq "SWITCH") {
 938                         my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL},
 939                                                 check_null_pointer($e, $env, sub { $self->pidl(shift); }, "return;"), check_fully_dereferenced($e, $env));
 940                         $self->pidl("ndr_print_set_switch_value($ndr, " . get_pointer_to($var_name) . ", $switch_var);");
 941                 }
 942         }
 943
 944         foreach my $l (reverse @{$e->{LEVELS}}) {
 945                 $cur_depth -= 1;
 946
 947                 if ($cur_depth > $ignore_depth) {
 948                         next;
 949                 }
 950
 951                 if ($l->{TYPE} eq "POINTER") {
 952                         if ($l->{POINTER_TYPE} eq "ignore") {
 953                                 next;
 954                         }
 955
 956                         if ($l->{POINTER_TYPE} ne "ref") {
 957                                 $self->deindent;
 958                                 $self->pidl("}");
 959                         }
 960                         $self->pidl("$ndr->depth--;");
 961                 } elsif (($l->{TYPE} eq "ARRAY")
 962                         and not is_charset_array($e,$l)
 963                         and not has_fast_array($e,$l)) {
 964                         $self->deindent;
 965                         $self->pidl("}");
 966                         $self->pidl("$ndr->depth--;");
 967                 }
 968         }
 969
 970         $self->end_flags($e, $ndr);
 971 }
 972
 973 #####################################################################
 974 # parse scalars in a structure element - pull size
 975 sub ParseSwitchPull($$$$$$)
 976 {
 977         my($self,$e,$l,$ndr,$var_name,$env) = @_;
 978         my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL},
 979                 check_null_pointer($e, $env, sub { $self->pidl(shift); },
 980                                    "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for switch_is()\");"),
 981                 check_fully_dereferenced($e, $env));
 982
 983         $var_name = get_pointer_to($var_name);
 984         $self->pidl("NDR_CHECK(ndr_pull_set_switch_value($ndr, $var_name, $switch_var));");
 985 }
 986
 987 #####################################################################
 988 # push switch element
 989 sub ParseSwitchPush($$$$$$)
 990 {
 991         my($self,$e,$l,$ndr,$var_name,$env) = @_;
 992         my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL},
 993                 check_null_pointer($e, $env, sub { $self->pidl(shift); },
 994                                    "return ndr_push_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for switch_is()\");"),
 995                 check_fully_dereferenced($e, $env));
 996
 997         $var_name = get_pointer_to($var_name);
 998         $self->pidl("NDR_CHECK(ndr_push_set_switch_value($ndr, $var_name, $switch_var));");
 999 }
1000
1001 sub ParseDataPull($$$$$$$)
1002 {
1003         my ($self,$e,$l,$ndr,$var_name,$primitives,$deferred) = @_;
1004
1005         if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) {
1006
1007                 my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred);
1008
1009                 if (need_pointer_to($e, $l, 0)) {
1010                         $var_name = get_pointer_to($var_name);
1011                 }
1012
1013                 $var_name = get_pointer_to($var_name);
1014
1015                 if (my $depth = has_property($e, "max_recursion")) {
1016                         my $d = parse_int($depth);
1017                         $self->pidl("NDR_RECURSION_CHECK($ndr, $d);");
1018                 }
1019                 $self->pidl("NDR_CHECK(".TypeFunctionName("ndr_pull", $l->{DATA_TYPE})."($ndr, $ndr_flags, $var_name));");
1020                 if (has_property($e, "max_recursion")) {
1021                         $self->pidl("NDR_RECURSION_UNWIND($ndr);");
1022                 }
1023
1024                 my $pl = GetPrevLevel($e, $l);
1025
1026                 my $range = has_property($e, "range");
1027                 if ($range and (not $pl or $pl->{TYPE} ne "ARRAY")) {
1028                         $var_name = get_value_of($var_name);
1029                         my $signed = Parse::Pidl::Typelist::is_signed($l->{DATA_TYPE});
1030                         my ($low, $high) = parse_range($range);
1031                         if ($low < 0 and not $signed) {
1032                                 warning(0, "$low is invalid for the range of an unsigned type");
1033                         }
1034                         if ($low == 0 and not $signed) {
1035                                 $self->pidl("if ($var_name > $high) {");
1036                         } else {
1037                                 $self->pidl("if ($var_name < $low || $var_name > $high) {");
1038                         }
1039                         $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_RANGE, \"value out of range\");");
1040                         $self->pidl("}");
1041                 }
1042         } else {
1043                 $self->ParseTypePull($l->{DATA_TYPE}, $ndr, $var_name, $primitives, $deferred);
1044         }
1045 }
1046
1047 sub ParseDataPush($$$$$$$)
1048 {
1049         my ($self,$e,$l,$ndr,$var_name,$primitives,$deferred) = @_;
1050
1051         if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) {
1052
1053                 my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred);
1054
1055                 # strings are passed by value rather than reference
1056                 if (need_pointer_to($e, $l, 1)) {
1057                         $var_name = get_pointer_to($var_name);
1058                 }
1059
1060                 $self->pidl("NDR_CHECK(".TypeFunctionName("ndr_push", $l->{DATA_TYPE})."($ndr, $ndr_flags, $var_name));");
1061         } else {
1062                 $self->ParseTypePush($l->{DATA_TYPE}, $ndr, $var_name, $primitives, $deferred);
1063         }
1064 }
1065
1066 sub CalcNdrFlags($$$)
1067 {
1068         my ($l,$primitives,$deferred) = @_;
1069
1070         my $scalars = 0;
1071         my $buffers = 0;
1072
1073         # Add NDR_SCALARS if this one is deferred
1074         # and deferreds may be pushed
1075         $scalars = 1 if ($l->{IS_DEFERRED} and $deferred);
1076
1077         # Add NDR_SCALARS if this one is not deferred and
1078         # primitives may be pushed
1079         $scalars = 1 if (!$l->{IS_DEFERRED} and $primitives);
1080
1081         # Add NDR_BUFFERS if this one contains deferred stuff
1082         # and deferreds may be pushed
1083         $buffers = 1 if ($l->{CONTAINS_DEFERRED} and $deferred);
1084
1085         return "NDR_SCALARS|NDR_BUFFERS" if ($scalars and $buffers);
1086         return "NDR_SCALARS" if ($scalars);
1087         return "NDR_BUFFERS" if ($buffers);
1088         return undef;
1089 }
1090
1091 sub ParseMemCtxPullFlags($$$$)
1092 {
1093         my ($self, $e, $l) = @_;
1094
1095         return undef unless ($l->{TYPE} eq "POINTER" or $l->{TYPE} eq "ARRAY");
1096         return undef if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ignore"));
1097
1098         return undef unless ($l->{TYPE} ne "ARRAY" or ArrayDynamicallyAllocated($e,$l));
1099         return undef if has_fast_array($e, $l);
1100         return undef if is_charset_array($e, $l);
1101
1102         my $mem_flags = "0";
1103
1104         if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ref")) {
1105                 my $nl = GetNextLevel($e, $l);
1106                 return undef if ($nl->{TYPE} eq "PIPE");
1107                 return undef if ($nl->{TYPE} eq "ARRAY");
1108                 return undef if (($nl->{TYPE} eq "DATA") and ($nl->{DATA_TYPE} eq "string"));
1109
1110                 if ($l->{LEVEL} eq "TOP") {
1111                         $mem_flags = "LIBNDR_FLAG_REF_ALLOC";
1112                 }
1113         }
1114
1115         return $mem_flags;
1116 }
1117
1118 sub ParseMemCtxPullStart($$$$$)
1119 {
1120         my ($self, $e, $l, $ndr, $ptr_name) = @_;
1121
1122         my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}";
1123         my $mem_c_ctx = $ptr_name;
1124         my $mem_c_flags = $self->ParseMemCtxPullFlags($e, $l);
1125
1126         return unless defined($mem_c_flags);
1127
1128         $self->pidl("$mem_r_ctx = NDR_PULL_GET_MEM_CTX($ndr);");
1129         $self->pidl("NDR_PULL_SET_MEM_CTX($ndr, $mem_c_ctx, $mem_c_flags);");
1130 }
1131
1132 sub ParseMemCtxPullEnd($$$$)
1133 {
1134         my ($self, $e, $l, $ndr) = @_;
1135
1136         my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}";
1137         my $mem_r_flags = $self->ParseMemCtxPullFlags($e, $l);
1138
1139         return unless defined($mem_r_flags);
1140
1141         $self->pidl("NDR_PULL_SET_MEM_CTX($ndr, $mem_r_ctx, $mem_r_flags);");
1142 }
1143
1144 sub CheckStringTerminator($$$$$)
1145 {
1146         my ($self,$ndr,$e,$l,$length) = @_;
1147         my $nl = GetNextLevel($e, $l);
1148
1149         # Make sure last element is zero!
1150         $self->pidl("NDR_CHECK(ndr_check_string_terminator($ndr, $length, sizeof($nl->{DATA_TYPE}_t)));");
1151 }
1152
1153 sub ParseElementPullLevel
1154 {
1155         my($self,$e,$l,$ndr,$var_name,$env,$primitives,$deferred) = @_;
1156
1157         my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred);
1158         my $array_length = undef;
1159
1160         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
1161                 $self->pidl("/* [skip] '$var_name' */");
1162                 if (not has_property($e, "skip_noinit")) {
1163                         $self->pidl("NDR_ZERO_STRUCT($var_name);");
1164                 }
1165                 return;
1166         }
1167
1168         if ($l->{TYPE} eq "ARRAY" and ($l->{IS_VARYING} or $l->{IS_CONFORMANT})) {
1169                 $var_name = get_pointer_to($var_name);
1170         }
1171
1172         # Only pull something if there's actually something to be pulled
1173         if (defined($ndr_flags)) {
1174                 if ($l->{TYPE} eq "SUBCONTEXT") {
1175                         my $subndr = $self->ParseSubcontextPullStart($e, $l, $ndr, $env);
1176                         $self->ParseElementPullLevel($e, GetNextLevel($e,$l), $subndr, $var_name, $env, 1, 1);
1177                         $self->ParseSubcontextPullEnd($e, $l, $ndr, $env);
1178                 } elsif ($l->{TYPE} eq "ARRAY") {
1179                         my $length = $self->ParseArrayPullHeader($e, $l, $ndr, $var_name, $env);
1180                         $array_length = $length;
1181
1182                         my $nl = GetNextLevel($e, $l);
1183
1184                         if (is_charset_array($e,$l)) {
1185                                 if ($l->{IS_ZERO_TERMINATED}) {
1186                                         $self->CheckStringTerminator($ndr, $e, $l, $length);
1187                                 }
1188                                 if ($l->{IS_TO_NULL}) {
1189                                         $self->pidl("NDR_CHECK(ndr_pull_charset_to_null($ndr, $ndr_flags, ".get_pointer_to($var_name).", $length, sizeof(" . mapTypeName($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));");
1190                                 } else {
1191                                         $self->pidl("NDR_CHECK(ndr_pull_charset($ndr, $ndr_flags, ".get_pointer_to($var_name).", $length, sizeof(" . mapTypeName($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));");
1192                                 }
1193                                 return;
1194                         } elsif (has_fast_array($e, $l)) {
1195                                 if ($l->{IS_ZERO_TERMINATED}) {
1196                                         $self->CheckStringTerminator($ndr,$e,$l,$length);
1197                                 }
1198                                 $self->pidl("NDR_CHECK(ndr_pull_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));");
1199                                 return;
1200                         }
1201                 } elsif ($l->{TYPE} eq "POINTER") {
1202                         $self->ParsePtrPull($e, $l, $ndr, $var_name);
1203                 } elsif ($l->{TYPE} eq "DATA") {
1204                         $self->ParseDataPull($e, $l, $ndr, $var_name, $primitives, $deferred);
1205                 } elsif ($l->{TYPE} eq "TYPEDEF") {
1206                         $typefamily{$e->{DATA}->{TYPE}}->{PULL_FN_BODY}->($self, $e->{DATA}, $ndr, $var_name);
1207                 }
1208         }
1209
1210         # add additional constructions
1211         if ($l->{TYPE} eq "POINTER" and $l->{POINTER_TYPE} eq "ignore") {
1212                 $self->pidl("/* [ignore] '$e->{NAME}' */");
1213         } elsif ($l->{TYPE} eq "POINTER" and $deferred) {
1214                 if ($l->{POINTER_TYPE} ne "ref") {
1215                         $self->pidl("if ($var_name) {");
1216                         $self->indent;
1217
1218                         if ($l->{POINTER_TYPE} eq "relative" or $l->{POINTER_TYPE} eq "relative_short") {
1219                                 $self->pidl("uint32_t _relative_save_offset;");
1220                                 $self->pidl("_relative_save_offset = $ndr->offset;");
1221                                 $self->pidl("NDR_CHECK(ndr_pull_relative_ptr2($ndr, $var_name));");
1222                         }
1223                 }
1224
1225                 $self->ParseMemCtxPullStart($e, $l, $ndr, $var_name);
1226
1227                 $var_name = get_value_of($var_name);
1228                 $self->ParseElementPullLevel($e, GetNextLevel($e,$l), $ndr, $var_name, $env, 1, 1);
1229
1230                 $self->ParseMemCtxPullEnd($e, $l, $ndr);
1231
1232                 if ($l->{POINTER_TYPE} ne "ref") {
1233                         if ($l->{POINTER_TYPE} eq "relative" or $l->{POINTER_TYPE} eq "relative_short") {
1234                                 $self->pidl("if ($ndr->offset > $ndr->relative_highest_offset) {");
1235                                 $self->indent;
1236                                 $self->pidl("$ndr->relative_highest_offset = $ndr->offset;");
1237                                 $self->deindent;
1238                                 $self->pidl("}");
1239                                 $self->pidl("$ndr->offset = _relative_save_offset;");
1240                         }
1241                         $self->deindent;
1242                         $self->pidl("}");
1243                 }
1244         } elsif ($l->{TYPE} eq "ARRAY" and
1245                         not has_fast_array($e,$l) and not is_charset_array($e, $l)) {
1246                 my $length = $array_length;
1247                 my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}";
1248                 my $array_name = $var_name;
1249
1250                 if (not defined($length)) {
1251                         $length = $self->ParseArrayPullGetLength($e, $l, $ndr, $var_name, $env);
1252                 }
1253
1254                 $var_name = get_array_element($var_name, $counter);
1255
1256                 $self->ParseMemCtxPullStart($e, $l, $ndr, $array_name);
1257
1258                 if (($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) {
1259                         my $nl = GetNextLevel($e,$l);
1260
1261                         if ($l->{IS_ZERO_TERMINATED}) {
1262                                 $self->CheckStringTerminator($ndr,$e,$l,$length);
1263                         }
1264
1265                         $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
1266                         $self->indent;
1267                         $self->ParseElementPullLevel($e, $nl, $ndr, $var_name, $env, 1, 0);
1268                         $self->deindent;
1269                         $self->pidl("}");
1270                 }
1271
1272                 if ($deferred and ContainsDeferred($e, $l)) {
1273                         $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
1274                         $self->defer("for ($counter = 0; $counter < ($length); $counter++) {");
1275                         $self->defer_indent;
1276                         $self->indent;
1277                         $self->ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 0, 1);
1278                         $self->deindent;
1279                         $self->defer_deindent;
1280                         $self->pidl("}");
1281                         $self->defer("}");
1282                 }
1283
1284                 $self->ParseMemCtxPullEnd($e, $l, $ndr);
1285
1286         } elsif ($l->{TYPE} eq "SWITCH") {
1287                 my $nl = GetNextLevel($e,$l);
1288                 my $needs_deferred_switch = is_deferred_switch_non_empty($nl);
1289
1290                 # Avoid setting a switch value if it will not be
1291                 # consumed again in the NDR_BUFFERS pull
1292                 if ($needs_deferred_switch or !$deferred) {
1293                         $self->ParseSwitchPull($e, $l, $ndr, $var_name, $env);
1294                 }
1295                 $self->ParseElementPullLevel($e, $nl, $ndr, $var_name, $env, $primitives, $deferred);
1296         }
1297 }
1298
1299 #####################################################################
1300 # parse scalars in a structure element - pull size
1301 sub ParseElementPull($$$$$$)
1302 {
1303         my($self,$e,$ndr,$env,$primitives,$deferred) = @_;
1304
1305         my $var_name = $env->{$e->{NAME}};
1306         my $represent_name;
1307         my $transmit_name;
1308
1309         return if ContainsPipe($e, $e->{LEVELS}[0]);
1310
1311         return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0]));
1312
1313         if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) {
1314                 $self->pidl("{");
1315                 $self->indent;
1316                 $represent_name = $var_name;
1317                 $transmit_name = "_transmit_$e->{NAME}";
1318                 $var_name = $transmit_name;
1319                 $self->pidl(mapTypeName($e->{TYPE})." $var_name;");
1320         }
1321
1322         $var_name = append_prefix($e, $var_name);
1323
1324         $self->start_flags($e, $ndr);
1325
1326         $self->ParseElementPullLevel($e,$e->{LEVELS}[0],$ndr,$var_name,$env,$primitives,$deferred);
1327
1328         $self->end_flags($e, $ndr);
1329
1330         # Representation type is different from transmit_as
1331         if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) {
1332                 $self->pidl("NDR_CHECK(ndr_$e->{TYPE}_to_$e->{REPRESENTATION_TYPE}($transmit_name, ".get_pointer_to($represent_name)."));");
1333                 $self->deindent;
1334                 $self->pidl("}");
1335         }
1336 }
1337
1338 #####################################################################
1339 # parse a pointer in a struct element or function
1340 sub ParsePtrPull($$$$$)
1341 {
1342         my($self, $e,$l,$ndr,$var_name) = @_;
1343
1344         my $nl = GetNextLevel($e, $l);
1345         my $next_is_array = ($nl->{TYPE} eq "ARRAY");
1346         my $next_is_string = (($nl->{TYPE} eq "DATA") and
1347                                                  ($nl->{DATA_TYPE} eq "string"));
1348
1349         if ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "TOP") {
1350
1351                 if (!$next_is_array and !$next_is_string) {
1352                         $self->pidl("if ($ndr->flags & LIBNDR_FLAG_REF_ALLOC) {");
1353                         $self->pidl("\tNDR_PULL_ALLOC($ndr, $var_name);");
1354                         $self->pidl("}");
1355                 }
1356
1357                 return;
1358         } elsif ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "EMBEDDED") {
1359                 $self->pidl("NDR_CHECK(ndr_pull_ref_ptr($ndr, &_ptr_$e->{NAME}));");
1360         } elsif (($l->{POINTER_TYPE} eq "unique") or
1361                  ($l->{POINTER_TYPE} eq "relative") or
1362                  ($l->{POINTER_TYPE} eq "full")) {
1363                 $self->pidl("NDR_CHECK(ndr_pull_generic_ptr($ndr, &_ptr_$e->{NAME}));");
1364         } elsif ($l->{POINTER_TYPE} eq "relative_short") {
1365                 $self->pidl("NDR_CHECK(ndr_pull_relative_ptr_short($ndr, &_ptr_$e->{NAME}));");
1366         } elsif ($l->{POINTER_TYPE} eq "ignore") {
1367                 #We want to consume the pointer bytes, but ignore the pointer value
1368                 $self->pidl("NDR_CHECK(ndr_pull_uint3264(ndr, NDR_SCALARS, &_ptr_$e->{NAME}));");
1369                 $self->pidl("_ptr_$e->{NAME} = 0;");
1370         } else {
1371                 die("Unhandled pointer type $l->{POINTER_TYPE}");
1372         }
1373
1374         $self->pidl("if (_ptr_$e->{NAME}) {");
1375         $self->indent;
1376
1377         if ($l->{POINTER_TYPE} eq "ignore") {
1378                 # Don't do anything, we don't want to do the
1379                 # allocation, as we forced it to NULL just above, and
1380                 # we may not know the declared type anyway.
1381         } else {
1382                 # Don't do this for arrays, they're allocated at the actual level
1383                 # of the array
1384                 unless ($next_is_array or $next_is_string) {
1385                        $self->pidl("NDR_PULL_ALLOC($ndr, $var_name);");
1386                 } else {
1387                        # FIXME: Yes, this is nasty.
1388                        # We allocate an array twice
1389                        # - once just to indicate that it's there,
1390                        # - then the real allocation...
1391                        $self->pidl("NDR_PULL_ALLOC($ndr, $var_name);");
1392                 }
1393         }
1394
1395         #$self->pidl("memset($var_name, 0, sizeof($var_name));");
1396         if ($l->{POINTER_TYPE} eq "relative" or $l->{POINTER_TYPE} eq "relative_short") {
1397                 $self->pidl("NDR_CHECK(ndr_pull_relative_ptr1($ndr, $var_name, _ptr_$e->{NAME}));");
1398         }
1399         $self->deindent;
1400         $self->pidl("} else {");
1401         $self->pidl("\t$var_name = NULL;");
1402         $self->pidl("}");
1403 }
1404
1405 sub CheckRefPtrs($$$$)
1406 {
1407         my ($self,$e,$ndr,$env) = @_;
1408
1409         return if ContainsPipe($e, $e->{LEVELS}[0]);
1410         return if ($e->{LEVELS}[0]->{TYPE} ne "POINTER");
1411         return if ($e->{LEVELS}[0]->{POINTER_TYPE} ne "ref");
1412
1413         my $var_name = $env->{$e->{NAME}};
1414         $var_name = append_prefix($e, $var_name);
1415
1416         $self->pidl("if ($var_name == NULL) {");
1417         $self->indent;
1418         $self->pidl("return ndr_push_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL [ref] pointer\");");
1419         $self->deindent;
1420         $self->pidl("}");
1421 }
1422
1423 sub ParseStructPushPrimitives($$$$$)
1424 {
1425         my ($self, $struct, $ndr, $varname, $env) = @_;
1426
1427         $self->CheckRefPtrs($_, $ndr, $env) foreach (@{$struct->{ELEMENTS}});
1428
1429         # see if the structure contains a conformant array. If it
1430         # does, then it must be the last element of the structure, and
1431         # we need to push the conformant length early, as it fits on
1432         # the wire before the structure (and even before the structure
1433         # alignment)
1434         if (defined($struct->{SURROUNDING_ELEMENT})) {
1435                 my $e = $struct->{SURROUNDING_ELEMENT};
1436
1437                 if (defined($e->{LEVELS}[0]) and
1438                         $e->{LEVELS}[0]->{TYPE} eq "ARRAY") {
1439                         my $size;
1440
1441                         if ($e->{LEVELS}[0]->{IS_ZERO_TERMINATED}) {
1442                                 if (has_property($e, "charset")) {
1443                                         $size = "ndr_charset_length($varname->$e->{NAME}, CH_$e->{PROPERTIES}->{charset})";
1444                                 } else {
1445                                         $size = "ndr_string_length($varname->$e->{NAME}, sizeof(*$varname->$e->{NAME}))";
1446                                 }
1447                                 if (defined($e->{LEVELS}[0]->{SIZE_IS})) {
1448                                         $size = ParseExpr($e->{LEVELS}[0]->{SIZE_IS}, $env, $e->{ORIGINAL});
1449                                 }
1450                         } else {
1451                                 $size = ParseExpr($e->{LEVELS}[0]->{SIZE_IS}, $env, $e->{ORIGINAL});
1452                         }
1453
1454                         $self->pidl("NDR_CHECK(ndr_push_uint3264($ndr, NDR_SCALARS, $size));");
1455                 } else {
1456                         $self->pidl("NDR_CHECK(ndr_push_uint3264($ndr, NDR_SCALARS, ndr_string_array_size($ndr, $varname->$e->{NAME})));");
1457                 }
1458         }
1459
1460         $self->pidl("NDR_CHECK(ndr_push_align($ndr, $struct->{ALIGN}));");
1461
1462         if (defined($struct->{PROPERTIES}{relative_base})) {
1463                 # set the current offset as base for relative pointers
1464                 # and store it based on the toplevel struct/union
1465                 $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset1($ndr, $varname, $ndr->offset));");
1466         }
1467
1468         $self->ParseElementPush($_, $ndr, $env, 1, 0) foreach (@{$struct->{ELEMENTS}});
1469
1470         $self->pidl("NDR_CHECK(ndr_push_trailer_align($ndr, $struct->{ALIGN}));");
1471 }
1472
1473 sub ParseStructPushDeferred($$$$)
1474 {
1475         my ($self, $struct, $ndr, $varname, $env) = @_;
1476         if (defined($struct->{PROPERTIES}{relative_base})) {
1477                 # retrieve the current offset as base for relative pointers
1478                 # based on the toplevel struct/union
1479                 $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset2($ndr, $varname));");
1480         }
1481         $self->ParseElementPush($_, $ndr, $env, 0, 1) foreach (@{$struct->{ELEMENTS}});
1482 }
1483
1484 #####################################################################
1485 # parse a struct
1486 sub ParseStructPush($$$$)
1487 {
1488         my ($self, $struct, $ndr, $varname) = @_;
1489
1490         return unless defined($struct->{ELEMENTS});
1491
1492         my $env = GenerateStructEnv($struct, $varname);
1493
1494         EnvSubstituteValue($env, $struct);
1495
1496         $self->DeclareArrayVariablesNoZero($_, $env) foreach (@{$struct->{ELEMENTS}});
1497
1498         $self->start_flags($struct, $ndr);
1499
1500         $self->pidl("NDR_PUSH_CHECK_FLAGS(ndr, ndr_flags);");
1501         $self->pidl("if (ndr_flags & NDR_SCALARS) {");
1502         $self->indent;
1503         $self->ParseStructPushPrimitives($struct, $ndr, $varname, $env);
1504         $self->deindent;
1505         $self->pidl("}");
1506
1507         $self->pidl("if (ndr_flags & NDR_BUFFERS) {");
1508         $self->indent;
1509         $self->ParseStructPushDeferred($struct, $ndr, $varname, $env);
1510         $self->deindent;
1511         $self->pidl("}");
1512
1513         $self->end_flags($struct, $ndr);
1514 }
1515
1516 #####################################################################
1517 # generate a push function for an enum
1518 sub ParseEnumPush($$$$)
1519 {
1520         my($self,$enum,$ndr,$varname) = @_;
1521         my($type_fn) = $enum->{BASE_TYPE};
1522
1523         $self->start_flags($enum, $ndr);
1524         $self->pidl("NDR_CHECK(ndr_push_enum_$type_fn($ndr, NDR_SCALARS, $varname));");
1525         $self->end_flags($enum, $ndr);
1526 }
1527
1528 #####################################################################
1529 # generate a pull function for an enum
1530 sub ParseEnumPull($$$$)
1531 {
1532         my($self,$enum,$ndr,$varname) = @_;
1533         my($type_fn) = $enum->{BASE_TYPE};
1534         my($type_v_decl) = mapTypeName($type_fn);
1535
1536         $self->pidl("$type_v_decl v;");
1537         $self->start_flags($enum, $ndr);
1538         $self->pidl("NDR_CHECK(ndr_pull_enum_$type_fn($ndr, NDR_SCALARS, &v));");
1539         $self->pidl("*$varname = v;");
1540
1541         $self->end_flags($enum, $ndr);
1542 }
1543
1544 #####################################################################
1545 # generate a print function for an enum
1546 sub ParseEnumPrint($$$$$)
1547 {
1548         my($self,$enum,$ndr,$name,$varname) = @_;
1549
1550         $self->pidl("const char *val = NULL;");
1551         $self->pidl("");
1552
1553         $self->start_flags($enum, $ndr);
1554
1555         $self->pidl("switch ($varname) {");
1556         $self->indent;
1557         my $els = \@{$enum->{ELEMENTS}};
1558         foreach my $i (0 .. $#{$els}) {
1559                 my $e = ${$els}[$i];
1560                 chomp $e;
1561                 if ($e =~ /^(.*)=/) {
1562                         $e = $1;
1563                 }
1564                 $self->pidl("case $e: val = \"$e\"; break;");
1565         }
1566
1567         $self->deindent;
1568         $self->pidl("}");
1569
1570         $self->pidl("ndr_print_enum($ndr, name, \"$enum->{TYPE}\", val, $varname);");
1571
1572         $self->end_flags($enum, $ndr);
1573 }
1574
1575 sub DeclEnum($$$$)
1576 {
1577         my ($e,$t,$name,$varname) = @_;
1578         return "enum $name " .
1579                 ($t eq "pull"?"*":"") . $varname;
1580 }
1581
1582 $typefamily{ENUM} = {
1583         DECL => \&DeclEnum,
1584         PUSH_FN_BODY => \&ParseEnumPush,
1585         PULL_FN_BODY => \&ParseEnumPull,
1586         PRINT_FN_BODY => \&ParseEnumPrint,
1587 };
1588
1589 #####################################################################
1590 # generate a push function for a bitmap
1591 sub ParseBitmapPush($$$$)
1592 {
1593         my($self,$bitmap,$ndr,$varname) = @_;
1594         my($type_fn) = $bitmap->{BASE_TYPE};
1595
1596         $self->start_flags($bitmap, $ndr);
1597
1598         $self->pidl("NDR_CHECK(ndr_push_$type_fn($ndr, NDR_SCALARS, $varname));");
1599
1600         $self->end_flags($bitmap, $ndr);
1601 }
1602
1603 #####################################################################
1604 # generate a pull function for an bitmap
1605 sub ParseBitmapPull($$$$)
1606 {
1607         my($self,$bitmap,$ndr,$varname) = @_;
1608         my $type_fn = $bitmap->{BASE_TYPE};
1609         my($type_decl) = mapTypeName($bitmap->{BASE_TYPE});
1610
1611         $self->pidl("$type_decl v;");
1612         $self->start_flags($bitmap, $ndr);
1613         $self->pidl("NDR_CHECK(ndr_pull_$type_fn($ndr, NDR_SCALARS, &v));");
1614         $self->pidl("*$varname = v;");
1615
1616         $self->end_flags($bitmap, $ndr);
1617 }
1618
1619 #####################################################################
1620 # generate a print function for an bitmap
1621 sub ParseBitmapPrintElement($$$$$$)
1622 {
1623         my($self,$e,$bitmap,$ndr,$name,$varname) = @_;
1624         my($type_decl) = mapTypeName($bitmap->{BASE_TYPE});
1625         my($type_fn) = $bitmap->{BASE_TYPE};
1626         my($flag);
1627
1628         if ($e =~ /^(\w+) .*$/) {
1629                 $flag = "$1";
1630         } else {
1631                 die "Bitmap: \"$name\" invalid Flag: \"$e\"";
1632         }
1633
1634         $self->pidl("ndr_print_bitmap_flag($ndr, sizeof($type_decl), \"$flag\", $flag, $varname);");
1635 }
1636
1637 #####################################################################
1638 # generate a print function for an bitmap
1639 sub ParseBitmapPrint($$$$$)
1640 {
1641         my($self,$bitmap,$ndr,$name,$varname) = @_;
1642         my($type_decl) = mapTypeName($bitmap->{TYPE});
1643         my($type_fn) = $bitmap->{BASE_TYPE};
1644
1645         $self->start_flags($bitmap, $ndr);
1646
1647         $self->pidl("ndr_print_$type_fn($ndr, name, $varname);");
1648
1649         $self->pidl("$ndr->depth++;");
1650         foreach my $e (@{$bitmap->{ELEMENTS}}) {
1651                 $self->ParseBitmapPrintElement($e, $bitmap, $ndr, $name, $varname);
1652         }
1653         $self->pidl("$ndr->depth--;");
1654
1655         $self->end_flags($bitmap, $ndr);
1656 }
1657
1658 sub DeclBitmap($$$$)
1659 {
1660         my ($e,$t,$name,$varname) = @_;
1661         return mapTypeName(Parse::Pidl::Typelist::bitmap_type_fn($e)) .
1662                 ($t eq "pull"?" *":" ") . $varname;
1663 }
1664
1665 $typefamily{BITMAP} = {
1666         DECL => \&DeclBitmap,
1667         PUSH_FN_BODY => \&ParseBitmapPush,
1668         PULL_FN_BODY => \&ParseBitmapPull,
1669         PRINT_FN_BODY => \&ParseBitmapPrint,
1670 };
1671
1672 #####################################################################
1673 # generate a struct print function
1674 sub ParseStructPrint($$$$$)
1675 {
1676         my($self,$struct,$ndr,$name,$varname) = @_;
1677
1678         return unless defined $struct->{ELEMENTS};
1679
1680         my $env = GenerateStructEnv($struct, $varname);
1681
1682         $self->DeclareArrayVariables($_) foreach (@{$struct->{ELEMENTS}});
1683
1684         $self->pidl("ndr_print_struct($ndr, name, \"$name\");");
1685         $self->pidl("if (r == NULL) { ndr_print_null($ndr); return; }");
1686
1687         $self->start_flags($struct, $ndr);
1688
1689         $self->pidl("$ndr->depth++;");
1690
1691         $self->ParseElementPrint($_, $ndr, $env->{$_->{NAME}}, $env)
1692                 foreach (@{$struct->{ELEMENTS}});
1693         $self->pidl("$ndr->depth--;");
1694
1695         $self->end_flags($struct, $ndr);
1696 }
1697
1698 sub DeclarePtrVariables($$)
1699 {
1700         my ($self,$e) = @_;
1701
1702         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
1703                 return;
1704         }
1705
1706         foreach my $l (@{$e->{LEVELS}}) {
1707                 my $size = 32;
1708                 if ($l->{TYPE} eq "POINTER" and
1709                         not ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "TOP")) {
1710                         if ($l->{POINTER_TYPE} eq "relative_short") {
1711                                 $size = 16;
1712                         }
1713                         $self->pidl("uint${size}_t _ptr_$e->{NAME};");
1714                         last;
1715                 }
1716         }
1717 }
1718
1719 sub DeclareArrayVariables($$;$)
1720 {
1721         my ($self,$e,$pull) = @_;
1722
1723         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
1724                 return;
1725         }
1726
1727         foreach my $l (@{$e->{LEVELS}}) {
1728                 next if ($l->{TYPE} ne "ARRAY");
1729                 if (defined($pull)) {
1730                         $self->pidl("uint32_t size_$e->{NAME}_$l->{LEVEL_INDEX} = 0;");
1731                         if ($l->{IS_VARYING}) {
1732                                 $self->pidl("uint32_t length_$e->{NAME}_$l->{LEVEL_INDEX} = 0;");
1733                         }
1734                 }
1735                 next if has_fast_array($e,$l);
1736                 next if is_charset_array($e,$l);
1737                 $self->pidl("uint32_t cntr_$e->{NAME}_$l->{LEVEL_INDEX};");
1738         }
1739 }
1740
1741 sub DeclareArrayVariablesNoZero($$$)
1742 {
1743         my ($self,$e,$env) = @_;
1744
1745         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
1746                 return;
1747         }
1748
1749         foreach my $l (@{$e->{LEVELS}}) {
1750                 next if ($l->{TYPE} ne "ARRAY");
1751                 next if has_fast_array($e,$l);
1752                 next if is_charset_array($e,$l);
1753                 my $length = ParseExpr($l->{LENGTH_IS}, $env, $e->{ORIGINAL});
1754                 if ($length eq "0") {
1755                         warning($e->{ORIGINAL}, "pointless array cntr: 'cntr_$e->{NAME}_$l->{LEVEL_INDEX}': length=$length");
1756                 } else {
1757                         $self->pidl("uint32_t cntr_$e->{NAME}_$l->{LEVEL_INDEX};");
1758                 }
1759         }
1760 }
1761
1762 sub DeclareMemCtxVariables($$)
1763 {
1764         my ($self,$e) = @_;
1765
1766         if (has_property($e, "skip") or has_property($e, "skip_noinit")) {
1767                 return;
1768         }
1769
1770         foreach my $l (@{$e->{LEVELS}}) {
1771                 my $mem_flags = $self->ParseMemCtxPullFlags($e, $l);
1772
1773                 if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ignore")) {
1774                         last;
1775                 }
1776
1777                 if (defined($mem_flags)) {
1778                         $self->pidl("TALLOC_CTX *_mem_save_$e->{NAME}_$l->{LEVEL_INDEX} = NULL;");
1779                 }
1780         }
1781 }
1782
1783 sub ParseStructPullPrimitives($$$$$)
1784 {
1785         my($self,$struct,$ndr,$varname,$env) = @_;
1786
1787         if (defined $struct->{SURROUNDING_ELEMENT}) {
1788                 $self->pidl("NDR_CHECK(ndr_pull_array_size($ndr, &$varname->$struct->{SURROUNDING_ELEMENT}->{NAME}));");
1789         }
1790
1791         $self->pidl("NDR_CHECK(ndr_pull_align($ndr, $struct->{ALIGN}));");
1792
1793         if (defined($struct->{PROPERTIES}{relative_base})) {
1794                 # set the current offset as base for relative pointers
1795                 # and store it based on the toplevel struct/union
1796                 $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset1($ndr, $varname, $ndr->offset));");
1797         }
1798
1799         $self->ParseElementPull($_, $ndr, $env, 1, 0) foreach (@{$struct->{ELEMENTS}});
1800
1801         $self->add_deferred();
1802
1803         $self->pidl("NDR_CHECK(ndr_pull_trailer_align($ndr, $struct->{ALIGN}));");
1804 }
1805
1806 sub ParseStructPullDeferred($$$$$)
1807 {
1808         my ($self,$struct,$ndr,$varname,$env) = @_;
1809
1810         if (defined($struct->{PROPERTIES}{relative_base})) {
1811                 # retrieve the current offset as base for relative pointers
1812                 # based on the toplevel struct/union
1813                 $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset2($ndr, $varname));");
1814         }
1815         foreach my $e (@{$struct->{ELEMENTS}}) {
1816                 $self->ParseElementPull($e, $ndr, $env, 0, 1);
1817         }
1818
1819         $self->add_deferred();
1820 }
1821
1822 #####################################################################
1823 # parse a struct - pull side
1824 sub ParseStructPull($$$$)
1825 {
1826         my($self,$struct,$ndr,$varname) = @_;
1827
1828         return unless defined $struct->{ELEMENTS};
1829
1830         # declare any internal pointers we need
1831         foreach my $e (@{$struct->{ELEMENTS}}) {
1832                 $self->DeclarePtrVariables($e);
1833                 $self->DeclareArrayVariables($e, "pull");
1834                 $self->DeclareMemCtxVariables($e);
1835         }
1836
1837         $self->start_flags($struct, $ndr);
1838
1839         my $env = GenerateStructEnv($struct, $varname);
1840
1841         $self->pidl("NDR_PULL_CHECK_FLAGS(ndr, ndr_flags);");
1842         $self->pidl("if (ndr_flags & NDR_SCALARS) {");
1843         $self->indent;
1844         $self->ParseStructPullPrimitives($struct,$ndr,$varname,$env);
1845         $self->deindent;
1846         $self->pidl("}");
1847         $self->pidl("if (ndr_flags & NDR_BUFFERS) {");
1848         $self->indent;
1849         $self->ParseStructPullDeferred($struct,$ndr,$varname,$env);
1850         $self->deindent;
1851         $self->pidl("}");
1852
1853         $self->end_flags($struct, $ndr);
1854 }
1855
1856 #####################################################################
1857 # calculate size of ndr struct
1858 sub ParseStructNdrSize($$$$)
1859 {
1860         my ($self,$t, $name, $varname) = @_;
1861         my $sizevar;
1862
1863         if (my $flags = has_property($t, "flag")) {
1864                 $self->pidl("flags |= $flags;");
1865         }
1866         $self->pidl("return ndr_size_struct($varname, flags, (ndr_push_flags_fn_t)ndr_push_$name);");
1867 }
1868
1869 sub DeclStruct($$$$)
1870 {
1871         my ($e,$t,$name,$varname) = @_;
1872         if ($t eq "base") {
1873                 return "struct $name $varname";
1874         }
1875         return ($t ne "pull"?"const ":"") . "struct $name *$varname";
1876 }
1877
1878 sub ArgsStructNdrSize($$$)
1879 {
1880         my ($d, $name, $varname) = @_;
1881         return "const struct $name *$varname, int flags";
1882 }
1883
1884 $typefamily{STRUCT} = {
1885         PUSH_FN_BODY => \&ParseStructPush,
1886         DECL => \&DeclStruct,
1887         PULL_FN_BODY => \&ParseStructPull,
1888         PRINT_FN_BODY => \&ParseStructPrint,
1889         SIZE_FN_BODY => \&ParseStructNdrSize,
1890         SIZE_FN_ARGS => \&ArgsStructNdrSize,
1891 };
1892
1893 #####################################################################
1894 # calculate size of ndr struct
1895 sub ParseUnionNdrSize($$$)
1896 {
1897         my ($self, $t, $name, $varname) = @_;
1898         my $sizevar;
1899
1900         if (my $flags = has_property($t, "flag")) {
1901                 $self->pidl("flags |= $flags;");
1902         }
1903
1904         $self->pidl("return ndr_size_union($varname, flags, level, (ndr_push_flags_fn_t)ndr_push_$name);");
1905 }
1906
1907 sub ParseUnionPushPrimitives($$$$)
1908 {
1909         my ($self, $e, $ndr ,$varname) = @_;
1910
1911         my $have_default = 0;
1912
1913         if (defined($e->{SWITCH_TYPE})) {
1914                 if (defined($e->{ALIGN})) {
1915                         $self->pidl("NDR_CHECK(ndr_push_union_align($ndr, $e->{ALIGN}));");
1916                 }
1917
1918                 $self->pidl("NDR_CHECK(ndr_push_$e->{SWITCH_TYPE}($ndr, NDR_SCALARS, level));");
1919         }
1920
1921         if (defined($e->{ALIGN})) {
1922                 if ($e->{IS_MS_UNION}) {
1923                         $self->pidl("/* ms_union is always aligned to the largest union arm*/");
1924                         $self->pidl("NDR_CHECK(ndr_push_align($ndr, $e->{ALIGN}));");
1925                 } else {
1926                         $self->pidl("NDR_CHECK(ndr_push_union_align($ndr, $e->{ALIGN}));");
1927                 }
1928         }
1929
1930         $self->pidl("switch (level) {");
1931         $self->indent;
1932         foreach my $el (@{$e->{ELEMENTS}}) {
1933                 if ($el->{CASE} eq "default") {
1934                         $have_default = 1;
1935                 }
1936                 $self->pidl("$el->{CASE}: {");
1937
1938                 if ($el->{TYPE} ne "EMPTY") {
1939                         $self->indent;
1940                         if (defined($e->{PROPERTIES}{relative_base})) {
1941                                 $self->pidl("NDR_CHECK(ndr_push_align($ndr, $el->{ALIGN}));");
1942                                 # set the current offset as base for relative pointers
1943                                 # and store it based on the toplevel struct/union
1944                                 $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset1($ndr, $varname, $ndr->offset));");
1945                         }
1946                         $self->DeclareArrayVariables($el);
1947                         my $el_env = {$el->{NAME} => "$varname->$el->{NAME}"};
1948                         $self->CheckRefPtrs($el, $ndr, $el_env);
1949                         $self->ParseElementPush($el, $ndr, $el_env, 1, 0);
1950                         $self->deindent;
1951                 }
1952                 $self->pidl("break; }");
1953                 $self->pidl("");
1954         }
1955         if (! $have_default) {
1956                 $self->pidl("default:");
1957                 $self->pidl("\treturn ndr_push_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);");
1958         }
1959         $self->deindent;
1960         $self->pidl("}");
1961 }
1962
1963 sub ParseUnionPushDeferred($$$$)
1964 {
1965         my ($self,$e,$ndr,$varname) = @_;
1966
1967         my $have_default = 0;
1968
1969         if (defined($e->{PROPERTIES}{relative_base})) {
1970                 # retrieve the current offset as base for relative pointers
1971                 # based on the toplevel struct/union
1972                 $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset2($ndr, $varname));");
1973         }
1974         $self->pidl("switch (level) {");
1975         $self->indent;
1976         foreach my $el (@{$e->{ELEMENTS}}) {
1977                 if ($el->{CASE} eq "default") {
1978                         $have_default = 1;
1979                 }
1980
1981                 $self->pidl("$el->{CASE}:");
1982                 if ($el->{TYPE} ne "EMPTY") {
1983                         $self->indent;
1984                         $self->ParseElementPush($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 0, 1);
1985                         $self->deindent;
1986                 }
1987                 $self->pidl("break;");
1988                 $self->pidl("");
1989         }
1990         if (! $have_default) {
1991                 $self->pidl("default:");
1992                 $self->pidl("\treturn ndr_push_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);");
1993         }
1994         $self->deindent;
1995         $self->pidl("}");
1996 }
1997
1998 #####################################################################
1999 # parse a union - push side
2000 sub ParseUnionPush($$$$)
2001 {
2002         my ($self,$e,$ndr,$varname) = @_;
2003         my $have_default = 0;
2004
2005         $self->pidl("uint32_t level;");
2006         $self->start_flags($e, $ndr);
2007
2008         $self->pidl("NDR_PUSH_CHECK_FLAGS(ndr, ndr_flags);");
2009         $self->pidl("if (ndr_flags & NDR_SCALARS) {");
2010         $self->indent;
2011         $self->pidl("/* This token is not used again (except perhaps below in the NDR_BUFFERS case) */");
2012         $self->pidl("NDR_CHECK(ndr_push_steal_switch_value($ndr, $varname, &level));");
2013
2014         $self->ParseUnionPushPrimitives($e, $ndr, $varname);
2015         $self->deindent;
2016         $self->pidl("}");
2017         if (is_deferred_switch_non_empty($e)) {
2018                 $self->pidl("if (ndr_flags & NDR_BUFFERS) {");
2019                 $self->indent;
2020                 # In case we had ndr_flags of NDR_SCALERS|NDR_BUFFERS
2021                 $self->pidl("if (!(ndr_flags & NDR_SCALARS)) {");
2022                 $self->indent;
2023                 $self->pidl("/* We didn't get it above, and the token is not needed after this. */");
2024                 $self->pidl("NDR_CHECK(ndr_push_steal_switch_value($ndr, $varname, &level));");
2025                 $self->deindent;
2026                 $self->pidl("}");
2027                 $self->ParseUnionPushDeferred($e, $ndr, $varname);
2028                 $self->deindent;
2029                 $self->pidl("}");
2030         }
2031         $self->end_flags($e, $ndr);
2032 }
2033
2034 #####################################################################
2035 # print a union
2036 sub ParseUnionPrint($$$$$)
2037 {
2038         my ($self,$e,$ndr,$name,$varname) = @_;
2039         my $have_default = 0;
2040
2041         $self->pidl("uint32_t level;");
2042         foreach my $el (@{$e->{ELEMENTS}}) {
2043                 $self->DeclareArrayVariables($el);
2044         }
2045
2046         $self->start_flags($e, $ndr);
2047
2048         $self->pidl("level = ndr_print_steal_switch_value($ndr, $varname);");
2049
2050         $self->pidl("ndr_print_union($ndr, name, level, \"$name\");");
2051
2052         $self->pidl("switch (level) {");
2053         $self->indent;
2054         foreach my $el (@{$e->{ELEMENTS}}) {
2055                 if ($el->{CASE} eq "default") {
2056                         $have_default = 1;
2057                 }
2058                 $self->pidl("$el->{CASE}:");
2059                 if ($el->{TYPE} ne "EMPTY") {
2060                         $self->indent;
2061                         $self->ParseElementPrint($el, $ndr, "$varname->$el->{NAME}", {});
2062                         $self->deindent;
2063                 }
2064                 $self->pidl("break;");
2065                 $self->pidl("");
2066         }
2067         if (! $have_default) {
2068                 $self->pidl("default:");
2069                 $self->pidl("\tndr_print_bad_level($ndr, name, level);");
2070         }
2071         $self->deindent;
2072         $self->pidl("}");
2073
2074         $self->end_flags($e, $ndr);
2075 }
2076
2077 sub ParseUnionPullPrimitives($$$$$)
2078 {
2079         my ($self,$e,$ndr,$varname,$switch_type) = @_;
2080         my $have_default = 0;
2081
2082
2083         if (defined($switch_type)) {
2084                 if (defined($e->{ALIGN})) {
2085                         $self->pidl("NDR_CHECK(ndr_pull_union_align($ndr, $e->{ALIGN}));");
2086                 }
2087
2088                 $self->pidl("NDR_CHECK(ndr_pull_$switch_type($ndr, NDR_SCALARS, &_level));");
2089                 $self->pidl("if (_level != level) {");
2090                 $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value %u for $varname at \%s\", _level, __location__);");
2091                 $self->pidl("}");
2092         }
2093
2094         if (defined($e->{ALIGN})) {
2095                 if ($e->{IS_MS_UNION}) {
2096                         $self->pidl("/* ms_union is always aligned to the largest union arm*/");
2097                         $self->pidl("NDR_CHECK(ndr_pull_align($ndr, $e->{ALIGN}));");
2098                 } else {
2099                         $self->pidl("NDR_CHECK(ndr_pull_union_align($ndr, $e->{ALIGN}));");
2100                 }
2101         }
2102
2103         $self->pidl("switch (level) {");
2104         $self->indent;
2105         foreach my $el (@{$e->{ELEMENTS}}) {
2106                 if ($el->{CASE} eq "default") {
2107                         $have_default = 1;
2108                 }
2109                 $self->pidl("$el->{CASE}: {");
2110
2111                 if ($el->{TYPE} ne "EMPTY") {
2112                         $self->indent;
2113                         if (defined($e->{PROPERTIES}{relative_base})) {
2114                                 $self->pidl("NDR_CHECK(ndr_pull_align($ndr, $el->{ALIGN}));");
2115                                 # set the current offset as base for relative pointers
2116                                 # and store it based on the toplevel struct/union
2117                                 $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset1($ndr, $varname, $ndr->offset));");
2118                         }
2119                         $self->ParseElementPull($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 1, 0);
2120                         $self->deindent;
2121                 }
2122                 $self->pidl("break; }");
2123                 $self->pidl("");
2124         }
2125         if (! $have_default) {
2126                 $self->pidl("default:");
2127                 $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u at \%s\", level, __location__);");
2128         }
2129         $self->deindent;
2130         $self->pidl("}");
2131 }
2132
2133 sub ParseUnionPullDeferred($$$$)
2134 {
2135         my ($self,$e,$ndr,$varname) = @_;
2136         my $have_default = 0;
2137
2138         $self->pidl("switch (level) {");
2139         $self->indent;
2140         foreach my $el (@{$e->{ELEMENTS}}) {
2141                 if ($el->{CASE} eq "default") {
2142                         $have_default = 1;
2143                 }
2144
2145                 $self->pidl("$el->{CASE}:");
2146                 if ($el->{TYPE} ne "EMPTY") {
2147                         $self->indent;
2148                         if (defined($e->{PROPERTIES}{relative_base})) {
2149                                 # retrieve the current offset as base for relative pointers
2150                                 # based on the toplevel struct/union
2151                                 $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset2($ndr, $varname));");
2152                         }
2153                         $self->ParseElementPull($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 0, 1);
2154                         $self->deindent;
2155                 }
2156                 $self->pidl("break;");
2157                 $self->pidl("");
2158         }
2159         if (! $have_default) {
2160                 $self->pidl("default:");
2161                 $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u at \%s\", level, __location__);");
2162         }
2163         $self->deindent;
2164         $self->pidl("}");
2165
2166
2167 }
2168
2169 #####################################################################
2170 # parse a union - pull side
2171 sub ParseUnionPull($$$$)
2172 {
2173         my ($self,$e,$ndr,$varname) = @_;
2174         my $switch_type = $e->{SWITCH_TYPE};
2175         my $needs_deferred_switch = is_deferred_switch_non_empty($e);
2176         $self->pidl("uint32_t level;");
2177         if (defined($switch_type)) {
2178                 if (Parse::Pidl::Typelist::typeIs($switch_type, "ENUM")) {
2179                         $switch_type = Parse::Pidl::Typelist::enum_type_fn(getType($switch_type)->{DATA});
2180                 }
2181                 $self->pidl(mapTypeName($switch_type) . " _level;");
2182         }
2183
2184         my %double_cases = ();
2185         foreach my $el (@{$e->{ELEMENTS}}) {
2186                 next if ($el->{TYPE} eq "EMPTY");
2187                 next if ($double_cases{"$el->{NAME}"});
2188                 $self->DeclareMemCtxVariables($el);
2189                 $self->DeclarePtrVariables($el);
2190                 $self->DeclareArrayVariables($el, "pull");
2191                 $double_cases{"$el->{NAME}"} = 1;
2192         }
2193
2194         $self->start_flags($e, $ndr);
2195
2196         $self->pidl("NDR_PULL_CHECK_FLAGS(ndr, ndr_flags);");
2197         $self->pidl("if (ndr_flags & NDR_SCALARS) {");
2198         $self->indent;
2199         $self->pidl("/* This token is not used again (except perhaps below in the NDR_BUFFERS case) */");
2200         $self->pidl("NDR_CHECK(ndr_pull_steal_switch_value($ndr, $varname, &level));");
2201         $self->ParseUnionPullPrimitives($e,$ndr,$varname,$switch_type);
2202         $self->deindent;
2203         $self->pidl("}");
2204         if ($needs_deferred_switch) {
2205                 $self->pidl("if (ndr_flags & NDR_BUFFERS) {");
2206                 $self->indent;
2207                 # In case we had ndr_flags of NDR_SCALERS|NDR_BUFFERS
2208                 $self->pidl("if (!(ndr_flags & NDR_SCALARS)) {");
2209                 $self->indent;
2210                 $self->pidl("/* We didn't get it above, and the token is not needed after this. */");
2211                 $self->pidl("NDR_CHECK(ndr_pull_steal_switch_value($ndr, $varname, &level));");
2212                 $self->deindent;
2213                 $self->pidl("}");
2214                 $self->ParseUnionPullDeferred($e,$ndr,$varname);
2215                 $self->deindent;
2216                 $self->pidl("}");
2217         }
2218         $self->add_deferred();
2219
2220         $self->end_flags($e, $ndr);
2221 }
2222
2223 sub DeclUnion($$$$)
2224 {
2225         my ($e,$t,$name,$varname) = @_;
2226         if ($t eq "base") {
2227                 return "union $name $varname";
2228         }
2229         return ($t ne "pull"?"const ":"") . "union $name *$varname";
2230 }
2231
2232 sub ArgsUnionNdrSize($$)
2233 {
2234         my ($d,$name) = @_;
2235         return "const union $name *r, uint32_t level, int flags";
2236 }
2237
2238 $typefamily{UNION} = {
2239         PUSH_FN_BODY => \&ParseUnionPush,
2240         DECL => \&DeclUnion,
2241         PULL_FN_BODY => \&ParseUnionPull,
2242         PRINT_FN_BODY => \&ParseUnionPrint,
2243         SIZE_FN_ARGS => \&ArgsUnionNdrSize,
2244         SIZE_FN_BODY => \&ParseUnionNdrSize,
2245 };
2246
2247 #####################################################################
2248 # parse a typedef - push side
2249 sub ParseTypedefPush($$$$)
2250 {
2251         my($self,$e,$ndr,$varname) = @_;
2252
2253         my $env;
2254
2255         $env->{$e->{NAME}} = $varname;
2256
2257         $self->ParseElementPushLevel($e, $e->{LEVELS}[0], $ndr, $varname, $env, 1, 1);
2258 }
2259
2260 #####################################################################
2261 # parse a typedef - pull side
2262 sub ParseTypedefPull($$$$)
2263 {
2264         my($self,$e,$ndr,$varname) = @_;
2265
2266         my $env;
2267
2268         $env->{$e->{NAME}} = $varname;
2269
2270         $self->ParseElementPullLevel($e, $e->{LEVELS}[0], $ndr, $varname, $env, 1, 1);
2271 }
2272
2273 #####################################################################
2274 # parse a typedef - print side
2275 sub ParseTypedefPrint($$$$$)
2276 {
2277         my($self,$e,$ndr,$name,$varname) = @_;
2278
2279         $typefamily{$e->{DATA}->{TYPE}}->{PRINT_FN_BODY}->($self, $e->{DATA}, $ndr, $name, $varname);
2280 }
2281
2282 #####################################################################
2283 ## calculate the size of a structure
2284 sub ParseTypedefNdrSize($$$$)
2285 {
2286         my($self,$t,$name,$varname) = @_;
2287
2288         $typefamily{$t->{DATA}->{TYPE}}->{SIZE_FN_BODY}->($self, $t->{DATA}, $name, $varname);
2289 }
2290
2291 sub DeclTypedef($$$$)
2292 {
2293         my ($e, $t, $name, $varname) = @_;
2294
2295         return $typefamily{$e->{DATA}->{TYPE}}->{DECL}->($e->{DATA}, $t, $name, $varname);
2296 }
2297
2298 sub ArgsTypedefNdrSize($$$)
2299 {
2300         my ($d, $name, $varname) = @_;
2301         return $typefamily{$d->{DATA}->{TYPE}}->{SIZE_FN_ARGS}->($d->{DATA}, $name, $varname);
2302 }
2303
2304 $typefamily{TYPEDEF} = {
2305         PUSH_FN_BODY => \&ParseTypedefPush,
2306         DECL => \&DeclTypedef,
2307         PULL_FN_BODY => \&ParseTypedefPull,
2308         PRINT_FN_BODY => \&ParseTypedefPrint,
2309         SIZE_FN_ARGS => \&ArgsTypedefNdrSize,
2310         SIZE_FN_BODY => \&ParseTypedefNdrSize,
2311 };
2312
2313 sub ParsePipePushChunk($$)
2314 {
2315         my ($self, $t) = @_;
2316
2317         my $pipe = $t;
2318         $pipe = $t->{DATA} if ($t->{TYPE} eq "TYPEDEF");
2319         my $struct = $pipe->{DATA};
2320
2321         my $name = "$struct->{NAME}";
2322         my $ndr = "ndr";
2323         my $varname = "r";
2324
2325         my $args = $typefamily{$struct->{TYPE}}->{DECL}->($struct, "push", $name, $varname);
2326
2327         $self->fn_declare("push", $struct, "enum ndr_err_code ndr_push_$name(struct ndr_push *$ndr, int ndr_flags, $args)") or return;
2328
2329         return if has_property($t, "nopush");
2330
2331         $self->pidl("{");
2332         $self->indent;
2333
2334         $self->ParseStructPush($struct, $ndr, $varname);
2335         $self->pidl("");
2336
2337         $self->pidl("NDR_CHECK(ndr_push_pipe_chunk_trailer(ndr, ndr_flags, $varname->count));");
2338         $self->pidl("");
2339
2340         $self->pidl("return NDR_ERR_SUCCESS;");
2341         $self->deindent;
2342         $self->pidl("}");
2343         $self->pidl("");
2344 }
2345
2346 sub ParsePipePullChunk($$)
2347 {
2348         my ($self, $t) = @_;
2349
2350         my $pipe = $t;
2351         $pipe = $t->{DATA} if ($t->{TYPE} eq "TYPEDEF");
2352         my $struct = $pipe->{DATA};
2353
2354         my $name = "$struct->{NAME}";
2355         my $ndr = "ndr";
2356         my $varname = "r";
2357
2358         my $args = $typefamily{$struct->{TYPE}}->{DECL}->($struct, "pull", $name, $varname);
2359
2360         $self->fn_declare("pull", $struct, "enum ndr_err_code ndr_pull_$name(struct ndr_pull *$ndr, int ndr_flags, $args)") or return;
2361
2362         return if has_property($struct, "nopull");
2363
2364         $self->pidl("{");
2365         $self->indent;
2366
2367         $self->ParseStructPull($struct, $ndr, $varname);
2368         $self->pidl("");
2369
2370         $self->pidl("NDR_CHECK(ndr_check_pipe_chunk_trailer($ndr, ndr_flags, $varname->count));");
2371         $self->pidl("");
2372
2373         $self->pidl("return NDR_ERR_SUCCESS;");
2374         $self->deindent;
2375         $self->pidl("}");
2376         $self->pidl("");
2377 }
2378
2379 sub ParsePipePrintChunk($$)
2380 {
2381         my ($self, $t) = @_;
2382
2383         my $pipe = $t;
2384         $pipe = $t->{DATA} if ($t->{TYPE} eq "TYPEDEF");
2385         my $struct = $pipe->{DATA};
2386
2387         my $name = "$struct->{NAME}";
2388         my $ndr = "ndr";
2389         my $varname = "r";
2390
2391         my $args = $typefamily{$struct->{TYPE}}->{DECL}->($struct, "print", $name, $varname);
2392
2393         $self->pidl_hdr("void ndr_print_$name(struct ndr_print *ndr, const char *name, $args);");
2394
2395         return if (has_property($t, "noprint"));
2396
2397         $self->pidl("_PUBLIC_ void ndr_print_$name(struct ndr_print *$ndr, const char *name, $args)");
2398         $self->pidl("{");
2399         $self->indent;
2400         $self->ParseTypePrint($struct, $ndr, $varname);
2401         $self->deindent;
2402         $self->pidl("}");
2403         $self->pidl("");
2404 }
2405
2406 #####################################################################
2407 # parse a function - print side
2408 sub ParseFunctionPrint($$)
2409 {
2410         my($self, $fn) = @_;
2411         my $ndr = "ndr";
2412
2413         $self->pidl_hdr("void ndr_print_$fn->{NAME}(struct ndr_print *$ndr, const char *name, int flags, const struct $fn->{NAME} *r);");
2414
2415         return if has_property($fn, "noprint");
2416
2417         $self->pidl("_PUBLIC_ void ndr_print_$fn->{NAME}(struct ndr_print *$ndr, const char *name, int flags, const struct $fn->{NAME} *r)");
2418         $self->pidl("{");
2419         $self->indent;
2420
2421         foreach my $e (@{$fn->{ELEMENTS}}) {
2422                 $self->DeclareArrayVariables($e);
2423         }
2424
2425         $self->pidl("ndr_print_struct($ndr, name, \"$fn->{NAME}\");");
2426         $self->pidl("if (r == NULL) { ndr_print_null($ndr); return; }");
2427         $self->pidl("$ndr->depth++;");
2428
2429         $self->pidl("if (flags & NDR_SET_VALUES) {");
2430         $self->pidl("\t$ndr->flags |= LIBNDR_PRINT_SET_VALUES;");
2431         $self->pidl("}");
2432
2433         $self->pidl("if (flags & NDR_IN) {");
2434         $self->indent;
2435         $self->pidl("ndr_print_struct($ndr, \"in\", \"$fn->{NAME}\");");
2436         $self->pidl("$ndr->depth++;");
2437
2438         my $env = GenerateFunctionInEnv($fn);
2439
2440         foreach my $e (@{$fn->{ELEMENTS}}) {
2441                 if (grep(/in/,@{$e->{DIRECTION}})) {
2442                         $self->ParseElementPrint($e, $ndr, $env->{$e->{NAME}}, $env);
2443                 }
2444         }
2445         $self->pidl("$ndr->depth--;");
2446         $self->deindent;
2447         $self->pidl("}");
2448
2449         $self->pidl("if (flags & NDR_OUT) {");
2450         $self->indent;
2451         $self->pidl("ndr_print_struct($ndr, \"out\", \"$fn->{NAME}\");");
2452         $self->pidl("$ndr->depth++;");
2453
2454         $env = GenerateFunctionOutEnv($fn);
2455         foreach my $e (@{$fn->{ELEMENTS}}) {
2456                 if (grep(/out/,@{$e->{DIRECTION}})) {
2457                         $self->ParseElementPrint($e, $ndr, $env->{$e->{NAME}}, $env);
2458                 }
2459         }
2460         if ($fn->{RETURN_TYPE}) {
2461                 $self->pidl("ndr_print_$fn->{RETURN_TYPE}($ndr, \"result\", r->out.result);");
2462         }
2463         $self->pidl("$ndr->depth--;");
2464         $self->deindent;
2465         $self->pidl("}");
2466
2467         $self->pidl("$ndr->depth--;");
2468         $self->deindent;
2469         $self->pidl("}");
2470         $self->pidl("");
2471 }
2472
2473 #####################################################################
2474 # parse a function
2475 sub ParseFunctionPush($$)
2476 {
2477         my($self, $fn) = @_;
2478         my $ndr = "ndr";
2479
2480         $self->fn_declare("push", $fn, "enum ndr_err_code ndr_push_$fn->{NAME}(struct ndr_push *$ndr, int flags, const struct $fn->{NAME} *r)") or return;
2481
2482         return if has_property($fn, "nopush");
2483
2484         $self->pidl("{");
2485         $self->indent;
2486
2487         foreach my $e (@{$fn->{ELEMENTS}}) {
2488                 $self->DeclareArrayVariables($e);
2489         }
2490
2491         $self->pidl("NDR_PUSH_CHECK_FN_FLAGS(ndr, flags);");
2492
2493         $self->pidl("if (flags & NDR_IN) {");
2494         $self->indent;
2495
2496         my $env = GenerateFunctionInEnv($fn);
2497
2498         EnvSubstituteValue($env, $fn);
2499
2500         foreach my $e (@{$fn->{ELEMENTS}}) {
2501                 if (grep(/in/,@{$e->{DIRECTION}})) {
2502                         $self->CheckRefPtrs($e, $ndr, $env);
2503                 }
2504         }
2505
2506         foreach my $e (@{$fn->{ELEMENTS}}) {
2507                 if (grep(/in/,@{$e->{DIRECTION}})) {
2508                         $self->ParseElementPush($e, $ndr, $env, 1, 1);
2509                 }
2510         }
2511
2512         $self->deindent;
2513         $self->pidl("}");
2514
2515         $self->pidl("if (flags & NDR_OUT) {");
2516         $self->indent;
2517
2518         $env = GenerateFunctionOutEnv($fn);
2519         EnvSubstituteValue($env, $fn);
2520
2521         foreach my $e (@{$fn->{ELEMENTS}}) {
2522                 if (grep(/out/,@{$e->{DIRECTION}})) {
2523                         $self->CheckRefPtrs($e, $ndr, $env);
2524                 }
2525         }
2526
2527         foreach my $e (@{$fn->{ELEMENTS}}) {
2528                 if (grep(/out/,@{$e->{DIRECTION}})) {
2529                         $self->ParseElementPush($e, $ndr, $env, 1, 1);
2530                 }
2531         }
2532
2533         if ($fn->{RETURN_TYPE}) {
2534                 $self->pidl("NDR_CHECK(ndr_push_$fn->{RETURN_TYPE}($ndr, NDR_SCALARS, r->out.result));");
2535         }
2536
2537         $self->deindent;
2538         $self->pidl("}");
2539         $self->pidl("return NDR_ERR_SUCCESS;");
2540         $self->deindent;
2541         $self->pidl("}");
2542         $self->pidl("");
2543 }
2544
2545 sub AllocateArrayLevel($$$$$$)
2546 {
2547         my ($self,$e,$l,$ndr,$var,$size) = @_;
2548
2549         my $pl = GetPrevLevel($e, $l);
2550         if (defined($pl) and
2551             $pl->{TYPE} eq "POINTER" and
2552             $pl->{POINTER_TYPE} eq "ref"
2553             and not $l->{IS_ZERO_TERMINATED}) {
2554                 $self->pidl("if ($ndr->flags & LIBNDR_FLAG_REF_ALLOC) {");
2555                 $self->pidl("\tNDR_PULL_ALLOC_N($ndr, $var, $size);");
2556                 $self->pidl("}");
2557                 if (grep(/in/,@{$e->{DIRECTION}}) and
2558                     grep(/out/,@{$e->{DIRECTION}})) {
2559                         $self->pidl("memcpy(r->out.$e->{NAME}, r->in.$e->{NAME}, ($size) * sizeof(*r->in.$e->{NAME}));");
2560                 }
2561                 return;
2562         }
2563
2564         $self->pidl("NDR_PULL_ALLOC_N($ndr, $var, $size);");
2565 }
2566
2567 #####################################################################
2568 # parse a function
2569 sub ParseFunctionPull($$)
2570 {
2571         my($self,$fn) = @_;
2572         my $ndr = "ndr";
2573
2574         # pull function args
2575         $self->fn_declare("pull", $fn, "enum ndr_err_code ndr_pull_$fn->{NAME}(struct ndr_pull *$ndr, int flags, struct $fn->{NAME} *r)") or return;
2576
2577         $self->pidl("{");
2578         $self->indent;
2579
2580         # declare any internal pointers we need
2581         foreach my $e (@{$fn->{ELEMENTS}}) {
2582                 $self->DeclarePtrVariables($e);
2583                 $self->DeclareArrayVariables($e, "pull");
2584         }
2585
2586         my %double_cases = ();
2587         foreach my $e (@{$fn->{ELEMENTS}}) {
2588                 next if ($e->{TYPE} eq "EMPTY");
2589                 next if ($double_cases{"$e->{NAME}"});
2590                 $self->DeclareMemCtxVariables($e);
2591                 $double_cases{"$e->{NAME}"} = 1;
2592         }
2593
2594         $self->pidl("NDR_PULL_CHECK_FN_FLAGS(ndr, flags);");
2595
2596         $self->pidl("if (flags & NDR_IN) {");
2597         $self->indent;
2598
2599         # auto-init the out section of a structure. I originally argued that
2600         # this was a bad idea as it hides bugs, but coping correctly
2601         # with initialisation and not wiping ref vars is turning
2602         # out to be too tricky (tridge)
2603         foreach my $e (@{$fn->{ELEMENTS}}) {
2604                 next unless grep(/out/, @{$e->{DIRECTION}});
2605                 $self->pidl("NDR_ZERO_STRUCT(r->out);");
2606                 $self->pidl("");
2607                 last;
2608         }
2609
2610         my $env = GenerateFunctionInEnv($fn);
2611
2612         foreach my $e (@{$fn->{ELEMENTS}}) {
2613                 next unless (grep(/in/, @{$e->{DIRECTION}}));
2614                 $self->ParseElementPull($e, $ndr, $env, 1, 1);
2615         }
2616
2617         # allocate the "simple" out ref variables. FIXME: Shouldn't this have it's
2618         # own flag rather than be in NDR_IN ?
2619
2620         foreach my $e (@{$fn->{ELEMENTS}}) {
2621                 next unless (grep(/out/, @{$e->{DIRECTION}}));
2622                 next unless ($e->{LEVELS}[0]->{TYPE} eq "POINTER" and
2623                              $e->{LEVELS}[0]->{POINTER_TYPE} eq "ref");
2624                 next if (($e->{LEVELS}[1]->{TYPE} eq "DATA") and
2625                                  ($e->{LEVELS}[1]->{DATA_TYPE} eq "string"));
2626                 next if ($e->{LEVELS}[1]->{TYPE} eq "PIPE");
2627                 next if (($e->{LEVELS}[1]->{TYPE} eq "ARRAY")
2628                         and   $e->{LEVELS}[1]->{IS_ZERO_TERMINATED});
2629
2630                 if ($e->{LEVELS}[1]->{TYPE} eq "ARRAY") {
2631                         my $size = ParseExprExt($e->{LEVELS}[1]->{SIZE_IS}, $env, $e->{ORIGINAL},
2632                                 check_null_pointer($e, $env, sub { $self->pidl(shift); },
2633                                                    "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"),
2634                                 check_fully_dereferenced($e, $env));
2635                         $self->pidl("NDR_PULL_ALLOC_N($ndr, r->out.$e->{NAME}, $size);");
2636
2637                         if (grep(/in/, @{$e->{DIRECTION}})) {
2638                                 $self->pidl("memcpy(r->out.$e->{NAME}, r->in.$e->{NAME}, ($size) * sizeof(*r->in.$e->{NAME}));");
2639                         } else {
2640                                 $self->pidl("memset(r->out.$e->{NAME}, 0, ($size) * sizeof(*r->out.$e->{NAME}));");
2641                         }
2642                 } elsif ($e->{LEVELS}[1]->{TYPE} eq "ARRAY") {
2643                         if (grep(/in/, @{$e->{DIRECTION}})) {
2644                                 $self->pidl("r->out.$e->{NAME} = r->in.$e->{NAME};");
2645                         } else {
2646                                 $self->pidl("r->out.$e->{NAME} = NULL;");
2647                         }
2648                 } else {
2649                         $self->pidl("NDR_PULL_ALLOC($ndr, r->out.$e->{NAME});");
2650
2651                         if (grep(/in/, @{$e->{DIRECTION}})) {
2652                                 $self->pidl("*r->out.$e->{NAME} = *r->in.$e->{NAME};");
2653                         } else {
2654                                 $self->pidl("NDR_ZERO_STRUCTP(r->out.$e->{NAME});");
2655                         }
2656                 }
2657         }
2658
2659         $self->add_deferred();
2660         $self->deindent;
2661         $self->pidl("}");
2662
2663         $self->pidl("if (flags & NDR_OUT) {");
2664         $self->indent;
2665
2666         $self->pidl("#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION");
2667
2668         # This for fuzzers of ndr_pull where the out elements refer to
2669         # in elements in size_is or length_is.
2670         #
2671         # Not actually very harmful but also not useful outsie a fuzzer
2672         foreach my $e (@{$fn->{ELEMENTS}}) {
2673                 next unless (grep(/in/, @{$e->{DIRECTION}}));
2674                 next unless ($e->{LEVELS}[0]->{TYPE} eq "POINTER" and
2675                              $e->{LEVELS}[0]->{POINTER_TYPE} eq "ref");
2676                 next if (($e->{LEVELS}[1]->{TYPE} eq "DATA") and
2677                                  ($e->{LEVELS}[1]->{DATA_TYPE} eq "string"));
2678                 next if ($e->{LEVELS}[1]->{TYPE} eq "PIPE");
2679                 next if ($e->{LEVELS}[1]->{TYPE} eq "ARRAY");
2680
2681                 $self->pidl("if (r->in.$e->{NAME} == NULL) {");
2682                 $self->indent;
2683                 $self->pidl("NDR_PULL_ALLOC($ndr, r->in.$e->{NAME});");
2684                 $self->pidl("NDR_ZERO_STRUCTP(r->in.$e->{NAME});");
2685                 $self->deindent;
2686                 $self->pidl("}");
2687         }
2688
2689         $self->pidl("#endif /* FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION */");
2690
2691         $env = GenerateFunctionOutEnv($fn);
2692         foreach my $e (@{$fn->{ELEMENTS}}) {
2693                 next unless grep(/out/, @{$e->{DIRECTION}});
2694                 $self->ParseElementPull($e, $ndr, $env, 1, 1);
2695         }
2696
2697         if ($fn->{RETURN_TYPE}) {
2698                 $self->pidl("NDR_CHECK(ndr_pull_$fn->{RETURN_TYPE}($ndr, NDR_SCALARS, &r->out.result));");
2699         }
2700
2701         $self->add_deferred();
2702         $self->deindent;
2703         $self->pidl("}");
2704
2705         $self->pidl("return NDR_ERR_SUCCESS;");
2706         $self->deindent;
2707         $self->pidl("}");
2708         $self->pidl("");
2709 }
2710
2711 sub AuthServiceStruct($$$)
2712 {
2713         my ($self, $ifacename, $authservice) = @_;
2714         my @a = split /,/, $authservice;
2715         my $authservice_count = $#a + 1;
2716
2717         $self->pidl("static const char * const $ifacename\_authservice_strings[] = {");
2718         foreach my $ap (@a) {
2719                 $self->pidl("\t$ap, ");
2720         }
2721         $self->pidl("};");
2722         $self->pidl("");
2723
2724         $self->pidl("static const struct ndr_interface_string_array $ifacename\_authservices = {");
2725         $self->pidl("\t.count\t= $authservice_count,");
2726         $self->pidl("\t.names\t= $ifacename\_authservice_strings");
2727         $self->pidl("};");
2728         $self->pidl("");
2729 }
2730
2731 sub ParseGeneratePipeArray($$$)
2732 {
2733         my ($self, $fn, $direction) = @_;
2734
2735         $self->pidl("static const struct ndr_interface_call_pipe $fn->{NAME}\_$direction\_pipes[] = {");
2736         $self->indent;
2737
2738         foreach my $e (@{$fn->{ELEMENTS}}) {
2739                 next unless ContainsPipe($e, $e->{LEVELS}[0]);
2740                 next unless (grep(/$direction/, @{$e->{DIRECTION}}));
2741
2742                 my $cname = "$e->{TYPE}_chunk";
2743
2744                 $self->pidl("{");
2745                 $self->indent;
2746                 $self->pidl("\"$direction.$e->{NAME}\",");
2747                 $self->pidl("\"$cname\",");
2748                 $self->pidl("sizeof(struct $cname),");
2749                 $self->pidl("(ndr_push_flags_fn_t) ndr_push_$cname,");
2750                 $self->pidl("(ndr_pull_flags_fn_t) ndr_pull_$cname,");
2751                 $self->pidl("(ndr_print_fn_t) ndr_print_$cname,");
2752                 $self->deindent;
2753                 $self->pidl("},");
2754         }
2755         $self->pidl("{ .name = NULL }");
2756         $self->deindent;
2757         $self->pidl("};");
2758         $self->pidl("");
2759 }
2760
2761 sub FunctionCallPipes($$)
2762 {
2763         my ($self, $d) = @_;
2764         return if not defined($d->{OPNUM});
2765
2766         my $in_pipes = 0;
2767         my $out_pipes = 0;
2768
2769         foreach my $e (@{$d->{ELEMENTS}}) {
2770                 next unless ContainsPipe($e, $e->{LEVELS}[0]);
2771
2772                 if (grep(/in/, @{$e->{DIRECTION}})) {
2773                         $in_pipes++;
2774                 }
2775                 if (grep(/out/, @{$e->{DIRECTION}})) {
2776                         $out_pipes++;
2777                 }
2778         }
2779
2780         if ($in_pipes) {
2781                 $self->ParseGeneratePipeArray($d, "in");
2782         }
2783
2784         if ($out_pipes) {
2785                 $self->ParseGeneratePipeArray($d, "out");
2786         }
2787 }
2788
2789 sub FunctionCallEntry($$)
2790 {
2791         my ($self, $d) = @_;
2792         return 0 if not defined($d->{OPNUM});
2793
2794         my $in_pipes = 0;
2795         my $out_pipes = 0;
2796
2797         foreach my $e (@{$d->{ELEMENTS}}) {
2798                 next unless ContainsPipe($e, $e->{LEVELS}[0]);
2799
2800                 if (grep(/in/, @{$e->{DIRECTION}})) {
2801                         $in_pipes++;
2802                 }
2803                 if (grep(/out/, @{$e->{DIRECTION}})) {
2804                         $out_pipes++;
2805                 }
2806         }
2807
2808         my $in_pipes_ptr = "NULL";
2809         my $out_pipes_ptr = "NULL";
2810
2811         if ($in_pipes) {
2812                 $in_pipes_ptr = "$d->{NAME}_in_pipes";
2813         }
2814
2815         if ($out_pipes) {
2816                 $out_pipes_ptr = "$d->{NAME}_out_pipes";
2817         }
2818
2819         $self->pidl("\t{");
2820         $self->pidl("\t\t\"$d->{NAME}\",");
2821         $self->pidl("\t\tsizeof(struct $d->{NAME}),");
2822         $self->pidl("\t\t(ndr_push_flags_fn_t) ndr_push_$d->{NAME},");
2823         $self->pidl("\t\t(ndr_pull_flags_fn_t) ndr_pull_$d->{NAME},");
2824         $self->pidl("\t\t(ndr_print_function_t) ndr_print_$d->{NAME},");
2825         $self->pidl("\t\t{ $in_pipes, $in_pipes_ptr },");
2826         $self->pidl("\t\t{ $out_pipes, $out_pipes_ptr },");
2827         $self->pidl("\t},");
2828         return 1;
2829 }
2830
2831 sub StructEntry($$)
2832 {
2833         my ($self, $d) = @_;
2834         my $type_decl = $typefamily{$d->{TYPE}}->{DECL}->($d, "base", $d->{NAME}, "");
2835
2836         $self->pidl("\t{");
2837         $self->pidl("\t\t.name = \"$d->{NAME}\",");
2838         $self->pidl("\t\t.struct_size = sizeof($type_decl),");
2839         $self->pidl("\t\t.ndr_push = (ndr_push_flags_fn_t) ndr_push_$d->{NAME},");
2840         $self->pidl("\t\t.ndr_pull = (ndr_pull_flags_fn_t) ndr_pull_$d->{NAME},");
2841         $self->pidl("\t\t.ndr_print = (ndr_print_function_t) ndr_print_flags_$d->{NAME},");
2842         $self->pidl("\t},");
2843         return 1;
2844 }
2845
2846 #####################################################################
2847 # produce a function call table
2848 sub FunctionTable($$)
2849 {
2850         my($self,$interface) = @_;
2851         my $count = 0;
2852         my $count_public_structs = 0;
2853         my $uname = uc $interface->{NAME};
2854
2855         foreach my $d (@{$interface->{TYPES}}) {
2856                 next unless (is_public_struct($d));
2857                 $count_public_structs += 1;
2858         }
2859         return if ($#{$interface->{FUNCTIONS}}+1 == 0 and
2860                    $count_public_structs == 0);
2861
2862         foreach my $d (@{$interface->{INHERITED_FUNCTIONS}},@{$interface->{FUNCTIONS}}) {
2863                 $self->FunctionCallPipes($d);
2864         }
2865
2866         $self->pidl("static const struct ndr_interface_public_struct $interface->{NAME}\_public_structs[] = {");
2867
2868         foreach my $d (@{$interface->{TYPES}}) {
2869                 next unless (is_public_struct($d));
2870                 $self->StructEntry($d);
2871         }
2872         $self->pidl("\t{ .name = NULL }");
2873         $self->pidl("};");
2874         $self->pidl("");
2875
2876         $self->pidl("static const struct ndr_interface_call $interface->{NAME}\_calls[] = {");
2877
2878         foreach my $d (@{$interface->{INHERITED_FUNCTIONS}},@{$interface->{FUNCTIONS}}) {
2879                 $count += $self->FunctionCallEntry($d);
2880         }
2881         $self->pidl("\t{ .name = NULL }");
2882         $self->pidl("};");
2883         $self->pidl("");
2884
2885         $self->pidl("static const char * const $interface->{NAME}\_endpoint_strings[] = {");
2886         foreach my $ep (@{$interface->{ENDPOINTS}}) {
2887                 $self->pidl("\t$ep, ");
2888         }
2889         my $endpoint_count = $#{$interface->{ENDPOINTS}}+1;
2890
2891         $self->pidl("};");
2892         $self->pidl("");
2893
2894         $self->pidl("static const struct ndr_interface_string_array $interface->{NAME}\_endpoints = {");
2895         $self->pidl("\t.count\t= $endpoint_count,");
2896         $self->pidl("\t.names\t= $interface->{NAME}\_endpoint_strings");
2897         $self->pidl("};");
2898         $self->pidl("");
2899
2900         if (! defined $interface->{PROPERTIES}->{authservice}) {
2901                 $interface->{PROPERTIES}->{authservice} = "\"host\"";
2902         }
2903
2904         $self->AuthServiceStruct($interface->{NAME},
2905                                      $interface->{PROPERTIES}->{authservice});
2906
2907         $self->pidl("\nconst struct ndr_interface_table ndr_table_$interface->{NAME} = {");
2908         $self->pidl("\t.name\t\t= \"$interface->{NAME}\",");
2909         if (defined $interface->{PROPERTIES}->{uuid}) {
2910                 $self->pidl("\t.syntax_id\t= {");
2911                 $self->pidl("\t\t" . print_uuid($interface->{UUID}) .",");
2912                 $self->pidl("\t\tNDR_$uname\_VERSION");
2913                 $self->pidl("\t},");
2914                 $self->pidl("\t.helpstring\t= NDR_$uname\_HELPSTRING,");
2915         }
2916         $self->pidl("\t.num_calls\t= $count,");
2917         $self->pidl("\t.calls\t\t= $interface->{NAME}\_calls,");
2918         $self->pidl("\t.num_public_structs\t= $count_public_structs,");
2919         $self->pidl("\t.public_structs\t\t= $interface->{NAME}\_public_structs,");
2920         $self->pidl("\t.endpoints\t= &$interface->{NAME}\_endpoints,");
2921         $self->pidl("\t.authservices\t= &$interface->{NAME}\_authservices");
2922         $self->pidl("};");
2923         $self->pidl("");
2924
2925 }
2926
2927 #####################################################################
2928 # generate include statements for imported idl files
2929 sub HeaderImport
2930 {
2931         my $self = shift;
2932         my @imports = @_;
2933         foreach (@imports) {
2934                 $_ = unmake_str($_);
2935                 s/\.idl$//;
2936                 $self->pidl(choose_header("librpc/gen_ndr/ndr_$_\.h", "gen_ndr/ndr_$_.h"));
2937         }
2938 }
2939
2940 #####################################################################
2941 # generate include statements for included header files
2942 sub HeaderInclude
2943 {
2944         my $self = shift;
2945         my @includes = @_;
2946         foreach (@includes) {
2947                 $self->pidl_hdr("#include $_");
2948         }
2949 }
2950
2951 #####################################################################
2952 # generate prototypes and defines for the interface definitions
2953 # FIXME: these prototypes are for the DCE/RPC client functions, not the
2954 # NDR parser and so do not belong here, technically speaking
2955 sub HeaderInterface($$$)
2956 {
2957         my($self,$interface,$needed) = @_;
2958
2959         my $count = 0;
2960
2961         if ($needed->{"compression"}) {
2962                 $self->pidl(choose_header("librpc/ndr/ndr_compression.h", "ndr/compression.h"));
2963         }
2964
2965         if (has_property($interface, "object")) {
2966                 $self->pidl(choose_header("librpc/gen_ndr/ndr_orpc.h", "ndr/orpc.h"));
2967         }
2968
2969         if (defined $interface->{PROPERTIES}->{helper}) {
2970                 $self->HeaderInclude(split /,/, $interface->{PROPERTIES}->{helper});
2971         }
2972
2973         if (defined $interface->{PROPERTIES}->{uuid}) {
2974                 my $name = uc $interface->{NAME};
2975                 $self->pidl_hdr("#define NDR_$name\_UUID " .
2976                 Parse::Pidl::Util::make_str(lc($interface->{UUID})));
2977
2978                 $self->pidl_hdr("#define NDR_$name\_VERSION $interface->{VERSION}");
2979
2980                 $self->pidl_hdr("#define NDR_$name\_NAME \"$interface->{NAME}\"");
2981
2982                 if(!defined $interface->{PROPERTIES}->{helpstring}) { $interface->{PROPERTIES}->{helpstring} = "NULL"; }
2983                 $self->pidl_hdr("#define NDR_$name\_HELPSTRING $interface->{PROPERTIES}->{helpstring}");
2984         }
2985
2986         my $count_public_structs = 0;
2987         foreach my $d (@{$interface->{TYPES}}) {
2988                 next unless (has_property($d, "public"));
2989                 $count_public_structs += 1;
2990         }
2991         if ($#{$interface->{FUNCTIONS}}+1 > 0 or
2992                    $count_public_structs > 0) {
2993                 $self->pidl_hdr("extern const struct ndr_interface_table ndr_table_$interface->{NAME};");
2994         }
2995
2996         foreach (@{$interface->{FUNCTIONS}}) {
2997                 next if has_property($_, "noopnum");
2998                 next if grep(/^$_->{NAME}$/,@{$interface->{INHERITED_FUNCTIONS}});
2999                 my $u_name = uc $_->{NAME};
3000
3001                 my $val = sprintf("0x%02x", $count);
3002                 if (defined($interface->{BASE})) {
3003                         $val .= " + NDR_" . uc $interface->{BASE} . "_CALL_COUNT";
3004                 }
3005
3006                 $self->pidl_hdr("#define NDR_$u_name ($val)");
3007
3008                 $self->pidl_hdr("");
3009                 $count++;
3010         }
3011
3012         my $val = $count;
3013
3014         if (defined($interface->{BASE})) {
3015                 $val .= " + NDR_" . uc $interface->{BASE} . "_CALL_COUNT";
3016         }
3017
3018         $self->pidl_hdr("#define NDR_" . uc $interface->{NAME} . "_CALL_COUNT ($val)");
3019
3020 }
3021
3022 sub ParseTypePush($$$$$$)
3023 {
3024         my ($self,$e, $ndr, $varname, $primitives, $deferred) = @_;
3025
3026         # save the old relative_base_offset
3027         $self->pidl("uint32_t _save_relative_base_offset = ndr_push_get_relative_base_offset($ndr);") if defined(has_property($e, "relative_base"));
3028         $typefamily{$e->{TYPE}}->{PUSH_FN_BODY}->($self, $e, $ndr, $varname);
3029         # restore the old relative_base_offset
3030         $self->pidl("ndr_push_restore_relative_base_offset($ndr, _save_relative_base_offset);") if defined(has_property($e, "relative_base"));
3031 }
3032
3033 sub ParseTypePushFunction($$$)
3034 {
3035         my ($self, $e, $varname) = @_;
3036         my $ndr = "ndr";
3037
3038         my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "push", $e->{NAME}, $varname);
3039
3040         $self->fn_declare("push", $e, "enum ndr_err_code ".TypeFunctionName("ndr_push", $e)."(struct ndr_push *$ndr, int ndr_flags, $args)") or return;
3041
3042         $self->pidl("{");
3043         $self->indent;
3044         $self->ParseTypePush($e, $ndr, $varname, 1, 1);
3045         $self->pidl("return NDR_ERR_SUCCESS;");
3046         $self->deindent;
3047         $self->pidl("}");
3048         $self->pidl("");;
3049 }
3050
3051 sub ParseTypePull($$$$$$)
3052 {
3053         my ($self, $e, $ndr, $varname, $primitives, $deferred) = @_;
3054
3055         # save the old relative_base_offset
3056         $self->pidl("uint32_t _save_relative_base_offset = ndr_pull_get_relative_base_offset($ndr);") if defined(has_property($e, "relative_base"));
3057         $typefamily{$e->{TYPE}}->{PULL_FN_BODY}->($self, $e, $ndr, $varname);
3058         # restore the old relative_base_offset
3059         $self->pidl("ndr_pull_restore_relative_base_offset($ndr, _save_relative_base_offset);") if defined(has_property($e, "relative_base"));
3060 }
3061
3062 sub ParseTypePullFunction($$)
3063 {
3064         my ($self, $e, $varname) = @_;
3065         my $ndr = "ndr";
3066
3067         my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "pull", $e->{NAME}, $varname);
3068
3069         $self->fn_declare("pull", $e, "enum ndr_err_code ".TypeFunctionName("ndr_pull", $e)."(struct ndr_pull *$ndr, int ndr_flags, $args)") or return;
3070
3071         $self->pidl("{");
3072         $self->indent;
3073         $self->ParseTypePull($e, $ndr, $varname, 1, 1);
3074         $self->pidl("return NDR_ERR_SUCCESS;");
3075         $self->deindent;
3076         $self->pidl("}");
3077         $self->pidl("");
3078 }
3079
3080 sub ParseTypePrint($$$$)
3081 {
3082         my ($self, $e, $ndr, $varname) = @_;
3083
3084         $typefamily{$e->{TYPE}}->{PRINT_FN_BODY}->($self, $e, $ndr, $e->{NAME}, $varname);
3085 }
3086
3087 sub ParseTypePrintFunction($$$)
3088 {
3089         my ($self, $e, $varname) = @_;
3090         my $ndr = "ndr";
3091
3092         my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "print", $e->{NAME}, $varname);
3093
3094         $self->pidl_hdr("void ".TypeFunctionName("ndr_print", $e)."(struct ndr_print *ndr, const char *name, $args);");
3095
3096         if (is_public_struct($e)) {
3097                 $self->pidl("static void ".TypeFunctionName("ndr_print_flags", $e).
3098                              "(struct ndr_print *$ndr, const char *name, int unused, $args)"
3099                              );
3100                 $self->pidl("{");
3101                 $self->indent;
3102                 $self->pidl(TypeFunctionName("ndr_print", $e)."($ndr, name, $varname);");
3103                 $self->deindent;
3104                 $self->pidl("}");
3105                 $self->pidl("");
3106         }
3107
3108         return if (has_property($e, "noprint"));
3109
3110         $self->pidl("_PUBLIC_ void ".TypeFunctionName("ndr_print", $e)."(struct ndr_print *$ndr, const char *name, $args)");
3111         $self->pidl("{");
3112         $self->indent;
3113         $self->ParseTypePrint($e, $ndr, $varname);
3114         $self->deindent;
3115         $self->pidl("}");
3116         $self->pidl("");
3117 }
3118
3119 sub ParseTypeNdrSize($$)
3120 {
3121         my ($self,$t) = @_;
3122
3123         my $varname = "r";
3124         my $tf = $typefamily{$t->{TYPE}};
3125         my $args = $tf->{SIZE_FN_ARGS}->($t, $t->{NAME}, $varname);
3126
3127         $self->fn_declare("size", $t, "size_t ndr_size_$t->{NAME}($args)") or return;
3128
3129         $self->pidl("{");
3130         $self->indent;
3131         $typefamily{$t->{TYPE}}->{SIZE_FN_BODY}->($self,$t, $t->{NAME}, $varname);
3132         $self->deindent;
3133         $self->pidl("}");
3134         $self->pidl("");
3135 }
3136
3137 #####################################################################
3138 # parse the interface definitions
3139 sub ParseInterface($$$)
3140 {
3141         my($self,$interface,$needed) = @_;
3142
3143         $self->pidl_hdr("#ifndef _HEADER_NDR_$interface->{NAME}");
3144         $self->pidl_hdr("#define _HEADER_NDR_$interface->{NAME}");
3145
3146         $self->pidl_hdr("");
3147
3148         $self->HeaderInterface($interface, $needed);
3149
3150         # Typedefs
3151         foreach my $d (@{$interface->{TYPES}}) {
3152                 if (Parse::Pidl::Typelist::typeIs($d, "PIPE")) {
3153                         ($needed->{TypeFunctionName("ndr_push", $d)}) &&
3154                                 $self->ParsePipePushChunk($d);
3155                         ($needed->{TypeFunctionName("ndr_pull", $d)}) &&
3156                                 $self->ParsePipePullChunk($d);
3157                         ($needed->{TypeFunctionName("ndr_print", $d)}) &&
3158                                 $self->ParsePipePrintChunk($d);
3159
3160                         $needed->{TypeFunctionName("ndr_pull", $d)} = 0;
3161                         $needed->{TypeFunctionName("ndr_push", $d)} = 0;
3162                         $needed->{TypeFunctionName("ndr_print", $d)} = 0;
3163                         next;
3164                 }
3165
3166                 next unless(typeHasBody($d));
3167
3168                 ($needed->{TypeFunctionName("ndr_push", $d)}) && $self->ParseTypePushFunction($d, "r");
3169                 ($needed->{TypeFunctionName("ndr_pull", $d)}) && $self->ParseTypePullFunction($d, "r");
3170                 ($needed->{TypeFunctionName("ndr_print", $d)}) && $self->ParseTypePrintFunction($d, "r");
3171
3172                 # Make sure we don't generate a function twice...
3173                 $needed->{TypeFunctionName("ndr_push", $d)} =
3174                     $needed->{TypeFunctionName("ndr_pull", $d)} =
3175                         $needed->{TypeFunctionName("ndr_print", $d)} = 0;
3176
3177                 ($needed->{"ndr_size_$d->{NAME}"}) && $self->ParseTypeNdrSize($d);
3178         }
3179
3180         # Functions
3181         foreach my $d (@{$interface->{FUNCTIONS}}) {
3182                 ($needed->{"ndr_push_$d->{NAME}"}) && $self->ParseFunctionPush($d);
3183                 ($needed->{"ndr_pull_$d->{NAME}"}) && $self->ParseFunctionPull($d);
3184                 ($needed->{"ndr_print_$d->{NAME}"}) && $self->ParseFunctionPrint($d);
3185         }
3186
3187         # Allow compilation of generated files where replacement functions
3188         # for structures declared nopull/nopush have not been provided.
3189         #
3190         # This makes sense when only the print functions are used
3191         #
3192         # Otherwise the ndr_table XXX will reference these
3193
3194         $self->pidl("#ifndef SKIP_NDR_TABLE_$interface->{NAME}");
3195         $self->FunctionTable($interface);
3196         $self->pidl("#endif /* SKIP_NDR_TABLE_$interface->{NAME} */");
3197
3198         $self->pidl_hdr("#endif /* _HEADER_NDR_$interface->{NAME} */");
3199 }
3200
3201 sub GenerateIncludes($)
3202 {
3203         my ($self) = @_;
3204         if (is_intree()) {
3205                 $self->pidl("#include \"includes.h\"");
3206         } else {
3207                 $self->pidl("#ifndef _GNU_SOURCE");
3208                 $self->pidl("#define _GNU_SOURCE");
3209                 $self->pidl("#endif");
3210                 $self->pidl("#include <stdint.h>");
3211                 $self->pidl("#include <stdlib.h>");
3212                 $self->pidl("#include <stdio.h>");
3213                 $self->pidl("#include <stdbool.h>");
3214                 $self->pidl("#include <stdarg.h>");
3215                 $self->pidl("#include <string.h>");
3216         }
3217 }
3218
3219 #####################################################################
3220 # parse a parsed IDL structure back into an IDL file
3221 sub Parse($$$$)
3222 {
3223         my($self, $ndr,$gen_header,$ndr_header) = @_;
3224
3225         $self->pidl_hdr("/* header auto-generated by pidl */");
3226         $self->pidl_hdr("");
3227         $self->pidl_hdr(choose_header("librpc/ndr/libndr.h", "ndr.h"));
3228         $self->pidl_hdr("#include \"$gen_header\"") if ($gen_header);
3229         $self->pidl_hdr("");
3230
3231         $self->pidl("/* parser auto-generated by pidl */");
3232         $self->pidl("");
3233         $self->GenerateIncludes();
3234         $self->pidl("#include \"$ndr_header\"") if ($ndr_header);
3235         $self->pidl("");
3236
3237         my %needed = ();
3238
3239         foreach (@{$ndr}) {
3240                 ($_->{TYPE} eq "INTERFACE") && NeededInterface($_, \%needed);
3241         }
3242
3243         foreach (@{$ndr}) {
3244                 ($_->{TYPE} eq "INTERFACE") && $self->ParseInterface($_, \%needed);
3245                 ($_->{TYPE} eq "IMPORT") && $self->HeaderImport(@{$_->{PATHS}});
3246                 ($_->{TYPE} eq "INCLUDE") && $self->HeaderInclude(@{$_->{PATHS}});
3247         }
3248
3249         return ($self->{res_hdr}, $self->{res});
3250 }
3251
3252 sub NeededElement($$$)
3253 {
3254         my ($e, $dir, $needed) = @_;
3255
3256         return if ($e->{TYPE} eq "EMPTY");
3257
3258         return if (ref($e->{TYPE}) eq "HASH" and
3259                        not defined($e->{TYPE}->{NAME}));
3260
3261         my ($t, $rt);
3262         if (ref($e->{TYPE}) eq "HASH") {
3263                 $t = $e->{TYPE}->{TYPE}."_".$e->{TYPE}->{NAME};
3264         } else {
3265                 $t = $e->{TYPE};
3266         }
3267
3268         if (ref($e->{REPRESENTATION_TYPE}) eq "HASH") {
3269                 $rt = $e->{REPRESENTATION_TYPE}->{TYPE}."_".$e->{REPRESENTATION_TYPE}->{NAME};
3270         } else {
3271                 $rt = $e->{REPRESENTATION_TYPE};
3272         }
3273
3274         die ("$e->{NAME} $t, $rt FOO") unless ($rt ne "");
3275
3276         my @fn = ();
3277         if ($dir eq "print") {
3278                 push(@fn, TypeFunctionName("ndr_print", $e->{REPRESENTATION_TYPE}));
3279         } elsif ($dir eq "pull") {
3280                 push (@fn, TypeFunctionName("ndr_pull", $e->{TYPE}));
3281                 push (@fn, "ndr_$t\_to_$rt")
3282                         if ($rt ne $t);
3283         } elsif ($dir eq "push") {
3284                 push (@fn, TypeFunctionName("ndr_push", $e->{TYPE}));
3285                 push (@fn, "ndr_$rt\_to_$t")
3286                         if ($rt ne $t);
3287         } else {
3288                 die("invalid direction `$dir'");
3289         }
3290
3291         foreach (@fn) {
3292                 unless (defined($needed->{$_})) {
3293                         $needed->{$_} = 1;
3294                 }
3295         }
3296 }
3297
3298 sub NeededFunction($$)
3299 {
3300         my ($fn,$needed) = @_;
3301         $needed->{"ndr_pull_$fn->{NAME}"} = 1;
3302         $needed->{"ndr_push_$fn->{NAME}"} = 1;
3303         $needed->{"ndr_print_$fn->{NAME}"} = 1;
3304         foreach my $e (@{$fn->{ELEMENTS}}) {
3305                 $e->{PARENT} = $fn;
3306                 NeededElement($e, $_, $needed) foreach ("pull", "push", "print");
3307         }
3308 }
3309
3310 sub NeededType($$$)
3311 {
3312         sub NeededType($$$);
3313         my ($t,$needed,$req) = @_;
3314
3315         NeededType($t->{DATA}, $needed, $req) if ($t->{TYPE} eq "TYPEDEF");
3316         NeededType($t->{DATA}, $needed, $req) if ($t->{TYPE} eq "PIPE");
3317
3318         if ($t->{TYPE} eq "STRUCT" or $t->{TYPE} eq "UNION") {
3319                 return unless defined($t->{ELEMENTS});
3320                 for my $e (@{$t->{ELEMENTS}}) {
3321                         $e->{PARENT} = $t;
3322                         if (has_property($e, "compression")) {
3323                                 $needed->{"compression"} = 1;
3324                         }
3325                         NeededElement($e, $req, $needed);
3326                         NeededType($e->{TYPE}, $needed, $req) if (ref($e->{TYPE}) eq "HASH");
3327                 }
3328         }
3329 }
3330
3331 #####################################################################
3332 # work out what parse functions are needed
3333 sub NeededInterface($$)
3334 {
3335         my ($interface,$needed) = @_;
3336         NeededFunction($_, $needed) foreach (@{$interface->{FUNCTIONS}});
3337         foreach (reverse @{$interface->{TYPES}}) {
3338
3339                 if (has_property($_, "public")) {
3340                         $needed->{TypeFunctionName("ndr_pull", $_)} = $needed->{TypeFunctionName("ndr_push", $_)} =
3341                                 $needed->{TypeFunctionName("ndr_print", $_)} = 1;
3342                 }
3343
3344                 NeededType($_, $needed, "pull") if ($needed->{TypeFunctionName("ndr_pull", $_)});
3345                 NeededType($_, $needed, "push") if ($needed->{TypeFunctionName("ndr_push", $_)});
3346                 NeededType($_, $needed, "print") if ($needed->{TypeFunctionName("ndr_print", $_)});
3347                 if (has_property($_, "gensize")) {
3348                         $needed->{"ndr_size_$_->{NAME}"} = 1;
3349                 }
3350         }
3351 }
3352
3353 sub TypeFunctionName($$)
3354 {
3355         my ($prefix, $t) = @_;
3356
3357         return "$prefix\_$t->{NAME}" if (ref($t) eq "HASH" and
3358                         $t->{TYPE} eq "TYPEDEF");
3359         return "$prefix\_$t->{TYPE}_$t->{NAME}" if (ref($t) eq "HASH");
3360         return "$prefix\_$t";
3361 }
3362
3363 1;