diff options
Diffstat (limited to 'source4/build/pidl/Parse/Pidl/Samba/NDR/Parser.pm')
| -rw-r--r-- | source4/build/pidl/Parse/Pidl/Samba/NDR/Parser.pm | 2341 |
1 files changed, 0 insertions, 2341 deletions
diff --git a/source4/build/pidl/Parse/Pidl/Samba/NDR/Parser.pm b/source4/build/pidl/Parse/Pidl/Samba/NDR/Parser.pm deleted file mode 100644 index ef22ff9788..0000000000 --- a/source4/build/pidl/Parse/Pidl/Samba/NDR/Parser.pm +++ /dev/null @@ -1,2341 +0,0 @@ -################################################### -# Samba4 NDR parser generator for IDL structures -# Copyright tridge@samba.org 2000-2003 -# Copyright tpot@samba.org 2001 -# Copyright jelmer@samba.org 2004-2005 -# released under the GNU GPL - -package Parse::Pidl::Samba::NDR::Parser; - -use strict; -use Parse::Pidl::Typelist qw(hasType getType mapType); -use Parse::Pidl::Util qw(has_property ParseExpr); -use Parse::Pidl::NDR qw(GetPrevLevel GetNextLevel ContainsDeferred); - -# list of known types -my %typefamily; - -sub get_typefamily($) -{ - my $n = shift; - return $typefamily{$n}; -} - -sub append_prefix($$) -{ - my ($e, $var_name) = @_; - my $pointers = 0; - - foreach my $l (@{$e->{LEVELS}}) { - if ($l->{TYPE} eq "POINTER") { - $pointers++; - } elsif ($l->{TYPE} eq "ARRAY") { - if (($pointers == 0) and - (not $l->{IS_FIXED}) and - (not $l->{IS_INLINE})) { - return get_value_of($var_name); - } - } elsif ($l->{TYPE} eq "DATA") { - if (Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) { - return get_value_of($var_name) unless ($pointers); - } - } - } - - return $var_name; -} - -sub has_fast_array($$) -{ - my ($e,$l) = @_; - - return 0 if ($l->{TYPE} ne "ARRAY"); - - my $nl = GetNextLevel($e,$l); - return 0 unless ($nl->{TYPE} eq "DATA"); - return 0 unless (hasType($nl->{DATA_TYPE})); - - my $t = getType($nl->{DATA_TYPE}); - - # Only uint8 and string have fast array functions at the moment - return ($t->{NAME} eq "uint8") or ($t->{NAME} eq "string"); -} - -sub is_charset_array($$) -{ - my ($e,$l) = @_; - - return 0 if ($l->{TYPE} ne "ARRAY"); - - my $nl = GetNextLevel($e,$l); - - return 0 unless ($nl->{TYPE} eq "DATA"); - - return has_property($e, "charset"); -} - -sub get_pointer_to($) -{ - my $var_name = shift; - - if ($var_name =~ /^\*(.*)$/) { - return $1; - } elsif ($var_name =~ /^\&(.*)$/) { - return "&($var_name)"; - } else { - return "&$var_name"; - } -} - -sub get_value_of($) -{ - my $var_name = shift; - - if ($var_name =~ /^\&(.*)$/) { - return $1; - } else { - return "*$var_name"; - } -} - -my $res = ""; -my $deferred = ""; -my $tabs = ""; - -#################################### -# pidl() is our basic output routine -sub pidl($) -{ - my $d = shift; - if ($d) { - $res .= $tabs; - $res .= $d; - } - $res .="\n"; -} - -#################################### -# defer() is like pidl(), but adds to -# a deferred buffer which is then added to the -# output buffer at the end of the structure/union/function -# This is needed to cope with code that must be pushed back -# to the end of a block of elements -sub defer($) -{ - my $d = shift; - if ($d) { - $deferred .= $tabs; - $deferred .= $d; - } - $deferred .="\n"; -} - -######################################## -# add the deferred content to the current -# output -sub add_deferred() -{ - $res .= $deferred; - $deferred = ""; -} - -sub indent() -{ - $tabs .= "\t"; -} - -sub deindent() -{ - $tabs = substr($tabs, 0, -1); -} - -##################################################################### -# check that a variable we get from ParseExpr isn't a null pointer -sub check_null_pointer($) -{ - my $size = shift; - if ($size =~ /^\*/) { - my $size2 = substr($size, 1); - pidl "if ($size2 == NULL) return NT_STATUS_INVALID_PARAMETER_MIX;"; - } -} - -##################################################################### -# check that a variable we get from ParseExpr isn't a null pointer, -# putting the check at the end of the structure/function -sub check_null_pointer_deferred($) -{ - my $size = shift; - if ($size =~ /^\*/) { - my $size2 = substr($size, 1); - defer "if ($size2 == NULL) return NT_STATUS_INVALID_PARAMETER_MIX;"; - } -} - -##################################################################### -# check that a variable we get from ParseExpr isn't a null pointer -# void return varient -sub check_null_pointer_void($) -{ - my $size = shift; - if ($size =~ /^\*/) { - my $size2 = substr($size, 1); - pidl "if ($size2 == NULL) return;"; - } -} - -##################################################################### -# work out is a parse function should be declared static or not -sub fn_prefix($) -{ - my $fn = shift; - - return "" if (has_property($fn, "public")); - return "static "; -} - -################################################################### -# setup any special flags for an element or structure -sub start_flags($) -{ - my $e = shift; - my $flags = has_property($e, "flag"); - if (defined $flags) { - pidl "{"; - indent; - pidl "uint32_t _flags_save_$e->{TYPE} = ndr->flags;"; - pidl "ndr_set_flags(&ndr->flags, $flags);"; - } -} - -################################################################### -# end any special flags for an element or structure -sub end_flags($) -{ - my $e = shift; - my $flags = has_property($e, "flag"); - if (defined $flags) { - pidl "ndr->flags = _flags_save_$e->{TYPE};"; - deindent; - pidl "}"; - } -} - -sub GenerateStructEnv($) -{ - my $x = shift; - my %env; - - foreach my $e (@{$x->{ELEMENTS}}) { - $env{$e->{NAME}} = "r->$e->{NAME}"; - } - - $env{"this"} = "r"; - - return \%env; -} - -sub GenerateFunctionInEnv($) -{ - my $fn = shift; - my %env; - - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep (/in/, @{$e->{DIRECTION}})) { - $env{$e->{NAME}} = "r->in.$e->{NAME}"; - } - } - - return \%env; -} - -sub GenerateFunctionOutEnv($) -{ - my $fn = shift; - my %env; - - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep (/out/, @{$e->{DIRECTION}})) { - $env{$e->{NAME}} = "r->out.$e->{NAME}"; - } elsif (grep (/in/, @{$e->{DIRECTION}})) { - $env{$e->{NAME}} = "r->in.$e->{NAME}"; - } - } - - return \%env; -} - -##################################################################### -# parse the data of an array - push side -sub ParseArrayPushHeader($$$$$) -{ - my ($e,$l,$ndr,$var_name,$env) = @_; - - my $size; - my $length; - - if ($l->{IS_ZERO_TERMINATED}) { - $size = $length = "ndr_string_length($var_name, sizeof(*$var_name))"; - } else { - $size = ParseExpr($l->{SIZE_IS}, $env); - $length = ParseExpr($l->{LENGTH_IS}, $env); - } - - if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) { - pidl "NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, $size));"; - } - - if ($l->{IS_VARYING}) { - pidl "NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, 0));"; # array offset - pidl "NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, $length));"; - } - - return $length; -} - -##################################################################### -# parse an array - pull side -sub ParseArrayPullHeader($$$$$) -{ - my ($e,$l,$ndr,$var_name,$env) = @_; - - my $length; - my $size; - - if ($l->{IS_CONFORMANT}) { - $length = $size = "ndr_get_array_size($ndr, " . get_pointer_to($var_name) . ")"; - } elsif ($l->{IS_ZERO_TERMINATED}) { # Noheader arrays - $length = $size = "ndr_get_string_size($ndr, sizeof(*$var_name))"; - } else { - $length = $size = ParseExpr($l->{SIZE_IS}, $env); - } - - if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) { - pidl "NDR_CHECK(ndr_pull_array_size(ndr, " . get_pointer_to($var_name) . "));"; - } - - - if ($l->{IS_VARYING}) { - pidl "NDR_CHECK(ndr_pull_array_length($ndr, " . get_pointer_to($var_name) . "));"; - $length = "ndr_get_array_length($ndr, " . get_pointer_to($var_name) .")"; - } - - check_null_pointer($length); - - if ($length ne $size) { - pidl "if ($length > $size) {"; - indent; - pidl "return ndr_pull_error($ndr, NDR_ERR_ARRAY_SIZE, \"Bad array size %u should exceed array length %u\", $size, $length);"; - deindent; - pidl "}"; - } - - if ($l->{IS_CONFORMANT} and not $l->{IS_ZERO_TERMINATED}) { - my $size = ParseExpr($l->{SIZE_IS}, $env); - defer "if ($var_name) {"; - check_null_pointer_deferred($size); - defer "NDR_CHECK(ndr_check_array_size(ndr, (void*)" . get_pointer_to($var_name) . ", $size));"; - defer "}"; - } - - if ($l->{IS_VARYING} and not $l->{IS_ZERO_TERMINATED}) { - my $length = ParseExpr($l->{LENGTH_IS}, $env); - defer "if ($var_name) {"; - check_null_pointer_deferred($length); - defer "NDR_CHECK(ndr_check_array_length(ndr, (void*)" . get_pointer_to($var_name) . ", $length));"; - defer "}" - } - - if (not $l->{IS_FIXED} and not is_charset_array($e, $l)) { - AllocateArrayLevel($e,$l,$ndr,$env,$size); - } - - return $length; -} - -sub compression_alg($$) -{ - my ($e,$l) = @_; - my $compression = $l->{COMPRESSION}; - my ($alg, $clen, $dlen) = split(/ /, $compression); - - return $alg; -} - -sub compression_clen($$$) -{ - my ($e,$l,$env) = @_; - my $compression = $l->{COMPRESSION}; - my ($alg, $clen, $dlen) = split(/ /, $compression); - - return ParseExpr($clen, $env); -} - -sub compression_dlen($$$) -{ - my ($e,$l,$env) = @_; - my $compression = $l->{COMPRESSION}; - my ($alg, $clen, $dlen) = split(/ /, $compression); - - return ParseExpr($dlen, $env); -} - -sub ParseCompressionPushStart($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $comndr = "$ndr\_compressed"; - my $alg = compression_alg($e, $l); - my $dlen = compression_dlen($e, $l, $env); - - pidl "{"; - indent; - pidl "struct ndr_push *$comndr;"; - pidl "NDR_CHECK(ndr_push_compression_start($ndr, &$comndr, $alg, $dlen));"; - - return $comndr; -} - -sub ParseCompressionPushEnd($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $comndr = "$ndr\_compressed"; - my $alg = compression_alg($e, $l); - my $dlen = compression_dlen($e, $l, $env); - - pidl "NDR_CHECK(ndr_push_compression_end($ndr, $comndr, $alg, $dlen));"; - deindent; - pidl "}"; -} - -sub ParseCompressionPullStart($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $comndr = "$ndr\_compressed"; - my $alg = compression_alg($e, $l); - my $dlen = compression_dlen($e, $l, $env); - - pidl "{"; - indent; - pidl "struct ndr_pull *$comndr;"; - pidl "NDR_CHECK(ndr_pull_compression_start($ndr, &$comndr, $alg, $dlen));"; - - return $comndr; -} - -sub ParseCompressionPullEnd($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $comndr = "$ndr\_compressed"; - my $alg = compression_alg($e, $l); - my $dlen = compression_dlen($e, $l, $env); - - pidl "NDR_CHECK(ndr_pull_compression_end($ndr, $comndr, $alg, $dlen));"; - deindent; - pidl "}"; -} - -sub ParseObfuscationPushStart($$) -{ - my ($e,$ndr) = @_; - my $obfuscation = has_property($e, "obfuscation"); - - pidl "NDR_CHECK(ndr_push_obfuscation_start($ndr, $obfuscation));"; - - return $ndr; -} - -sub ParseObfuscationPushEnd($$) -{ - my ($e,$ndr) = @_; - my $obfuscation = has_property($e, "obfuscation"); - - pidl "NDR_CHECK(ndr_push_obfuscation_end($ndr, $obfuscation));"; -} - -sub ParseObfuscationPullStart($$) -{ - my ($e,$ndr) = @_; - my $obfuscation = has_property($e, "obfuscation"); - - pidl "NDR_CHECK(ndr_pull_obfuscation_start($ndr, $obfuscation));"; - - return $ndr; -} - -sub ParseObfuscationPullEnd($$) -{ - my ($e,$ndr) = @_; - my $obfuscation = has_property($e, "obfuscation"); - - pidl "NDR_CHECK(ndr_pull_obfuscation_end($ndr, $obfuscation));"; -} - -sub ParseSubcontextPushStart($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $subndr = "_ndr_$e->{NAME}"; - my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE},$env); - - pidl "{"; - indent; - pidl "struct ndr_push *$subndr;"; - pidl "NDR_CHECK(ndr_push_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));"; - - if (defined $l->{COMPRESSION}) { - $subndr = ParseCompressionPushStart($e, $l, $subndr, $env); - } - - if (defined $l->{OBFUSCATION}) { - $subndr = ParseObfuscationPushStart($e, $subndr); - } - - return $subndr; -} - -sub ParseSubcontextPushEnd($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $subndr = "_ndr_$e->{NAME}"; - my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE},$env); - - if (defined $l->{COMPRESSION}) { - ParseCompressionPushEnd($e, $l, $subndr, $env); - } - - if (defined $l->{OBFUSCATION}) { - ParseObfuscationPushEnd($e, $subndr); - } - - pidl "NDR_CHECK(ndr_push_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));"; - deindent; - pidl "}"; -} - -sub ParseSubcontextPullStart($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $subndr = "_ndr_$e->{NAME}"; - my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE},$env); - - pidl "{"; - indent; - pidl "struct ndr_pull *$subndr;"; - pidl "NDR_CHECK(ndr_pull_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));"; - - if (defined $l->{COMPRESSION}) { - $subndr = ParseCompressionPullStart($e, $l, $subndr, $env); - } - - if (defined $l->{OBFUSCATION}) { - $subndr = ParseObfuscationPullStart($e, $subndr); - } - - return $subndr; -} - -sub ParseSubcontextPullEnd($$$$) -{ - my ($e,$l,$ndr,$env) = @_; - my $subndr = "_ndr_$e->{NAME}"; - my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE},$env); - - if (defined $l->{COMPRESSION}) { - ParseCompressionPullEnd($e, $l, $subndr, $env); - } - - if (defined $l->{OBFUSCATION}) { - ParseObfuscationPullEnd($e, $subndr); - } - - pidl "NDR_CHECK(ndr_pull_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));"; - deindent; - pidl "}"; -} - -sub ParseElementPushLevel -{ - my ($e,$l,$ndr,$var_name,$env,$primitives,$deferred) = @_; - - my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred); - - if ($l->{TYPE} eq "ARRAY" and ($l->{IS_CONFORMANT} or $l->{IS_VARYING} - or is_charset_array($e, $l))) { - $var_name = get_pointer_to($var_name); - } - - if (defined($ndr_flags)) { - if ($l->{TYPE} eq "SUBCONTEXT") { - my $subndr = ParseSubcontextPushStart($e, $l, $ndr, $env); - ParseElementPushLevel($e, GetNextLevel($e, $l), $subndr, $var_name, $env, 1, 1); - ParseSubcontextPushEnd($e, $l, $ndr, $env); - } elsif ($l->{TYPE} eq "POINTER") { - ParsePtrPush($e, $l, $var_name); - } elsif ($l->{TYPE} eq "ARRAY") { - my $length = ParseArrayPushHeader($e, $l, $ndr, $var_name, $env); - - my $nl = GetNextLevel($e, $l); - - # Allow speedups for arrays of scalar types - if (is_charset_array($e,$l)) { - pidl "NDR_CHECK(ndr_push_charset($ndr, $ndr_flags, $var_name, $length, sizeof(" . mapType($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));"; - return; - } elsif (has_fast_array($e,$l)) { - pidl "NDR_CHECK(ndr_push_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));"; - return; - } - } elsif ($l->{TYPE} eq "SWITCH") { - ParseSwitchPush($e, $l, $ndr, $var_name, $ndr_flags, $env); - } elsif ($l->{TYPE} eq "DATA") { - ParseDataPush($e, $l, $ndr, $var_name, $ndr_flags); - } - } - - if ($l->{TYPE} eq "POINTER" and $deferred) { - if ($l->{POINTER_TYPE} ne "ref") { - pidl "if ($var_name) {"; - indent; - if ($l->{POINTER_TYPE} eq "relative") { - pidl "NDR_CHECK(ndr_push_relative_ptr2(ndr, $var_name));"; - } - } - $var_name = get_value_of($var_name); - ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 1); - - if ($l->{POINTER_TYPE} ne "ref") { - deindent; - pidl "}"; - } - } elsif ($l->{TYPE} eq "ARRAY" and not has_fast_array($e,$l) and - not is_charset_array($e, $l)) { - my $length = ParseExpr($l->{LENGTH_IS}, $env); - my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; - - $var_name = $var_name . "[$counter]"; - - if (($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) { - pidl "for ($counter = 0; $counter < $length; $counter++) {"; - indent; - ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 0); - deindent; - pidl "}"; - } - - if ($deferred and ContainsDeferred($e, $l)) { - pidl "for ($counter = 0; $counter < $length; $counter++) {"; - indent; - ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 0, 1); - deindent; - pidl "}"; - } - } elsif ($l->{TYPE} eq "SWITCH") { - ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, $primitives, $deferred); - } -} - -##################################################################### -# parse scalars in a structure element -sub ParseElementPush($$$$$$) -{ - my ($e,$ndr,$var_prefix,$env,$primitives,$deferred) = @_; - my $subndr = undef; - - my $var_name = $var_prefix.$e->{NAME}; - - $var_name = append_prefix($e, $var_name); - - return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0])); - - start_flags($e); - - if (my $value = has_property($e, "value")) { - $var_name = ParseExpr($value, $env); - } - - ParseElementPushLevel($e, $e->{LEVELS}[0], $ndr, $var_name, $env, $primitives, $deferred); - - end_flags($e); -} - -##################################################################### -# parse a pointer in a struct element or function -sub ParsePtrPush($$$) -{ - my ($e,$l,$var_name) = @_; - - if ($l->{POINTER_TYPE} eq "ref") { - if ($l->{LEVEL} eq "EMBEDDED") { - pidl "NDR_CHECK(ndr_push_ref_ptr(ndr, $var_name));"; - } else { - check_null_pointer(get_value_of($var_name)); - } - } elsif ($l->{POINTER_TYPE} eq "relative") { - pidl "NDR_CHECK(ndr_push_relative_ptr1(ndr, $var_name));"; - } elsif ($l->{POINTER_TYPE} eq "unique") { - pidl "NDR_CHECK(ndr_push_unique_ptr(ndr, $var_name));"; - } elsif ($l->{POINTER_TYPE} eq "sptr") { - pidl "NDR_CHECK(ndr_push_sptr_ptr(ndr, $var_name));"; - } else { - die("Unhandled pointer type $l->{POINTER_TYPE}"); - } -} - -##################################################################### -# print scalars in a structure element -sub ParseElementPrint($$$) -{ - my($e,$var_name,$env) = @_; - - $var_name = append_prefix($e, $var_name); - return if (has_property($e, "noprint")); - - if (my $value = has_property($e, "value")) { - $var_name = "(ndr->flags & LIBNDR_PRINT_SET_VALUES)?" . ParseExpr($value,$env) . ":$var_name"; - } - - foreach my $l (@{$e->{LEVELS}}) { - if ($l->{TYPE} eq "POINTER") { - pidl "ndr_print_ptr(ndr, \"$e->{NAME}\", $var_name);"; - pidl "ndr->depth++;"; - if ($l->{POINTER_TYPE} ne "ref") { - pidl "if ($var_name) {"; - indent; - } - $var_name = get_value_of($var_name); - } elsif ($l->{TYPE} eq "ARRAY") { - my $length; - - if ($l->{IS_CONFORMANT} or $l->{IS_VARYING} or - is_charset_array($e,$l)) { - $var_name = get_pointer_to($var_name); - } - - if ($l->{IS_ZERO_TERMINATED}) { - $length = "ndr_string_length($var_name, sizeof(*$var_name))"; - } else { - $length = ParseExpr($l->{LENGTH_IS}, $env); - } - - if (is_charset_array($e,$l)) { - pidl "ndr_print_string(ndr, \"$e->{NAME}\", $var_name);"; - last; - } elsif (has_fast_array($e, $l)) { - my $nl = GetNextLevel($e, $l); - pidl "ndr_print_array_$nl->{DATA_TYPE}(ndr, \"$e->{NAME}\", $var_name, $length);"; - last; - } else { - my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; - - pidl "ndr->print(ndr, \"\%s: ARRAY(\%d)\", \"$e->{NAME}\", $length);"; - pidl 'ndr->depth++;'; - pidl "for ($counter=0;$counter<$length;$counter++) {"; - indent; - pidl "char *idx_$l->{LEVEL_INDEX}=NULL;"; - pidl "asprintf(&idx_$l->{LEVEL_INDEX}, \"[\%d]\", $counter);"; - pidl "if (idx_$l->{LEVEL_INDEX}) {"; - indent; - - $var_name = $var_name . "[$counter]"; - } - } elsif ($l->{TYPE} eq "DATA") { - if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE}) or Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) { - $var_name = get_pointer_to($var_name); - } - pidl "ndr_print_$l->{DATA_TYPE}(ndr, \"$e->{NAME}\", $var_name);"; - } elsif ($l->{TYPE} eq "SWITCH") { - my $switch_var = ParseExpr($l->{SWITCH_IS}, $env); - check_null_pointer_void($switch_var); - pidl "ndr_print_set_switch_value(ndr, " . get_pointer_to($var_name) . ", $switch_var);"; - } - } - - foreach my $l (reverse @{$e->{LEVELS}}) { - if ($l->{TYPE} eq "POINTER") { - if ($l->{POINTER_TYPE} ne "ref") { - deindent; - pidl "}"; - } - pidl "ndr->depth--;"; - } elsif (($l->{TYPE} eq "ARRAY") - and not is_charset_array($e,$l) - and not has_fast_array($e,$l)) { - pidl "free(idx_$l->{LEVEL_INDEX});"; - deindent; - pidl "}"; - deindent; - pidl "}"; - pidl "ndr->depth--;"; - } - } -} - -##################################################################### -# parse scalars in a structure element - pull size -sub ParseSwitchPull($$$$$$) -{ - my($e,$l,$ndr,$var_name,$ndr_flags,$env) = @_; - my $switch_var = ParseExpr($l->{SWITCH_IS}, $env); - - check_null_pointer($switch_var); - - $var_name = get_pointer_to($var_name); - pidl "NDR_CHECK(ndr_pull_set_switch_value($ndr, $var_name, $switch_var));"; -} - -##################################################################### -# push switch element -sub ParseSwitchPush($$$$$$) -{ - my($e,$l,$ndr,$var_name,$ndr_flags,$env) = @_; - my $switch_var = ParseExpr($l->{SWITCH_IS}, $env); - - check_null_pointer($switch_var); - $var_name = get_pointer_to($var_name); - pidl "NDR_CHECK(ndr_push_set_switch_value($ndr, $var_name, $switch_var));"; -} - -sub ParseDataPull($$$$$) -{ - my ($e,$l,$ndr,$var_name,$ndr_flags) = @_; - - if (Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) { - $var_name = get_pointer_to($var_name); - } - - $var_name = get_pointer_to($var_name); - - pidl "NDR_CHECK(ndr_pull_$l->{DATA_TYPE}($ndr, $ndr_flags, $var_name));"; - - if (my $range = has_property($e, "range")) { - $var_name = get_value_of($var_name); - my ($low, $high) = split(/ /, $range, 2); - pidl "if ($var_name < $low || $var_name > $high) {"; - pidl "\treturn ndr_pull_error($ndr, NDR_ERR_RANGE, \"value out of range\");"; - pidl "}"; - } -} - -sub ParseDataPush($$$$$) -{ - my ($e,$l,$ndr,$var_name,$ndr_flags) = @_; - - # strings are passed by value rather then reference - if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE}) or Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) { - $var_name = get_pointer_to($var_name); - } - - pidl "NDR_CHECK(ndr_push_$l->{DATA_TYPE}($ndr, $ndr_flags, $var_name));"; -} - -sub CalcNdrFlags($$$) -{ - my ($l,$primitives,$deferred) = @_; - - my $scalars = 0; - my $buffers = 0; - - # Add NDR_SCALARS if this one is deferred - # and deferreds may be pushed - $scalars = 1 if ($l->{IS_DEFERRED} and $deferred); - - # Add NDR_SCALARS if this one is not deferred and - # primitives may be pushed - $scalars = 1 if (!$l->{IS_DEFERRED} and $primitives); - - # Add NDR_BUFFERS if this one contains deferred stuff - # and deferreds may be pushed - $buffers = 1 if ($l->{CONTAINS_DEFERRED} and $deferred); - - return "NDR_SCALARS|NDR_BUFFERS" if ($scalars and $buffers); - return "NDR_SCALARS" if ($scalars); - return "NDR_BUFFERS" if ($buffers); - return undef; -} - -sub ParseMemCtxPullStart($$$) -{ - my $e = shift; - my $l = shift; - my $ptr_name = shift; - - my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}"; - my $mem_c_ctx = $ptr_name; - my $mem_c_flags = "0"; - - return if ($l->{TYPE} eq "ARRAY" and $l->{IS_FIXED}); - - if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ref")) { - my $nl = GetNextLevel($e, $l); - my $next_is_array = ($nl->{TYPE} eq "ARRAY"); - my $next_is_string = (($nl->{TYPE} eq "DATA") and - ($nl->{DATA_TYPE} eq "string")); - if ($next_is_array or $next_is_string) { - return; - } else { - $mem_c_flags = "LIBNDR_FLAG_REF_ALLOC"; - } - } - - pidl "$mem_r_ctx = NDR_PULL_GET_MEM_CTX(ndr);"; - pidl "NDR_PULL_SET_MEM_CTX(ndr, $mem_c_ctx, $mem_c_flags);"; -} - -sub ParseMemCtxPullEnd($$) -{ - my $e = shift; - my $l = shift; - - my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}"; - my $mem_r_flags = "0"; - - return if ($l->{TYPE} eq "ARRAY" and $l->{IS_FIXED}); - - if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ref")) { - my $nl = GetNextLevel($e, $l); - my $next_is_array = ($nl->{TYPE} eq "ARRAY"); - my $next_is_string = (($nl->{TYPE} eq "DATA") and - ($nl->{DATA_TYPE} eq "string")); - if ($next_is_array or $next_is_string) { - return; - } else { - $mem_r_flags = "LIBNDR_FLAG_REF_ALLOC"; - } - } - - pidl "NDR_PULL_SET_MEM_CTX(ndr, $mem_r_ctx, $mem_r_flags);"; -} - -sub ParseElementPullLevel -{ - my($e,$l,$ndr,$var_name,$env,$primitives,$deferred) = @_; - - my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred); - - if ($l->{TYPE} eq "ARRAY" and ($l->{IS_VARYING} or $l->{IS_CONFORMANT} - or is_charset_array($e,$l))) { - $var_name = get_pointer_to($var_name); - } - - # Only pull something if there's actually something to be pulled - if (defined($ndr_flags)) { - if ($l->{TYPE} eq "SUBCONTEXT") { - my $subndr = ParseSubcontextPullStart($e, $l, $ndr, $env); - ParseElementPullLevel($e, GetNextLevel($e,$l), $subndr, $var_name, $env, 1, 1); - ParseSubcontextPullEnd($e, $l, $ndr, $env); - } elsif ($l->{TYPE} eq "ARRAY") { - my $length = ParseArrayPullHeader($e, $l, $ndr, $var_name, $env); - - my $nl = GetNextLevel($e, $l); - - if (is_charset_array($e,$l)) { - pidl "NDR_CHECK(ndr_pull_charset($ndr, $ndr_flags, ".get_pointer_to($var_name).", $length, sizeof(" . mapType($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));"; - return; - } elsif (has_fast_array($e, $l)) { - pidl "NDR_CHECK(ndr_pull_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));"; - if ($l->{IS_ZERO_TERMINATED}) { - # Make sure last element is zero! - pidl "NDR_CHECK(ndr_check_string_terminator($ndr, $var_name, $length, sizeof(*$var_name)));"; - } - return; - } - } elsif ($l->{TYPE} eq "POINTER") { - ParsePtrPull($e, $l, $ndr, $var_name); - } elsif ($l->{TYPE} eq "SWITCH") { - ParseSwitchPull($e, $l, $ndr, $var_name, $ndr_flags, $env); - } elsif ($l->{TYPE} eq "DATA") { - ParseDataPull($e, $l, $ndr, $var_name, $ndr_flags); - } - } - - # add additional constructions - if ($l->{TYPE} eq "POINTER" and $deferred) { - if ($l->{POINTER_TYPE} ne "ref") { - pidl "if ($var_name) {"; - indent; - - if ($l->{POINTER_TYPE} eq "relative") { - pidl "struct ndr_pull_save _relative_save;"; - pidl "ndr_pull_save(ndr, &_relative_save);"; - pidl "NDR_CHECK(ndr_pull_relative_ptr2(ndr, $var_name));"; - } - } - - ParseMemCtxPullStart($e,$l, $var_name); - - $var_name = get_value_of($var_name); - ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 1, 1); - - ParseMemCtxPullEnd($e,$l); - - if ($l->{POINTER_TYPE} ne "ref") { - if ($l->{POINTER_TYPE} eq "relative") { - pidl "ndr_pull_restore(ndr, &_relative_save);"; - } - deindent; - pidl "}"; - } - } elsif ($l->{TYPE} eq "ARRAY" and - not has_fast_array($e,$l) and not is_charset_array($e, $l)) { - my $length = ParseExpr($l->{LENGTH_IS}, $env); - my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; - my $array_name = $var_name; - - $var_name = $var_name . "[$counter]"; - - ParseMemCtxPullStart($e,$l, $array_name); - - if (($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) { - pidl "for ($counter = 0; $counter < $length; $counter++) {"; - indent; - ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 1, 0); - deindent; - pidl "}"; - - if ($l->{IS_ZERO_TERMINATED}) { - # Make sure last element is zero! - pidl "NDR_CHECK(ndr_check_string_terminator($ndr, $var_name, $length, sizeof(*$var_name)));"; - } - } - - if ($deferred and ContainsDeferred($e, $l)) { - pidl "for ($counter = 0; $counter < $length; $counter++) {"; - indent; - ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 0, 1); - deindent; - pidl "}"; - } - - ParseMemCtxPullEnd($e,$l); - - } elsif ($l->{TYPE} eq "SWITCH") { - ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, $primitives, $deferred); - } -} - -##################################################################### -# parse scalars in a structure element - pull size -sub ParseElementPull($$$$$$) -{ - my($e,$ndr,$var_prefix,$env,$primitives,$deferred) = @_; - - my $var_name = $var_prefix.$e->{NAME}; - - $var_name = append_prefix($e, $var_name); - - return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0])); - - start_flags($e); - - ParseElementPullLevel($e,$e->{LEVELS}[0],$ndr,$var_name,$env,$primitives,$deferred); - - end_flags($e); -} - -##################################################################### -# parse a pointer in a struct element or function -sub ParsePtrPull($$$$) -{ - my($e,$l,$ndr,$var_name) = @_; - - my $nl = GetNextLevel($e, $l); - my $next_is_array = ($nl->{TYPE} eq "ARRAY"); - my $next_is_string = (($nl->{TYPE} eq "DATA") and - ($nl->{DATA_TYPE} eq "string")); - - if ($l->{POINTER_TYPE} eq "ref") { - unless ($l->{LEVEL} eq "TOP") { - pidl "NDR_CHECK(ndr_pull_ref_ptr($ndr, &_ptr_$e->{NAME}));"; - } - - unless ($next_is_array or $next_is_string) { - pidl "if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {"; - pidl "\tNDR_PULL_ALLOC($ndr, $var_name);"; - pidl "}"; - } - - return; - } elsif (($l->{POINTER_TYPE} eq "unique") or - ($l->{POINTER_TYPE} eq "relative") or - ($l->{POINTER_TYPE} eq "sptr")) { - pidl "NDR_CHECK(ndr_pull_generic_ptr($ndr, &_ptr_$e->{NAME}));"; - pidl "if (_ptr_$e->{NAME}) {"; - indent; - } else { - die("Unhandled pointer type $l->{POINTER_TYPE}"); - } - - # Don't do this for arrays, they're allocated at the actual level - # of the array - unless ($next_is_array or $next_is_string) { - pidl "NDR_PULL_ALLOC($ndr, $var_name);"; - } else { - # FIXME: Yes, this is nasty. - # We allocate an array twice - # - once just to indicate that it's there, - # - then the real allocation... - pidl "NDR_PULL_ALLOC_SIZE($ndr, $var_name, 1);"; - } - - #pidl "memset($var_name, 0, sizeof($var_name));"; - if ($l->{POINTER_TYPE} eq "relative") { - pidl "NDR_CHECK(ndr_pull_relative_ptr1($ndr, $var_name, _ptr_$e->{NAME}));"; - } - deindent; - pidl "} else {"; - pidl "\t$var_name = NULL;"; - pidl "}"; -} - -##################################################################### -# parse a struct -sub ParseStructPush($$) -{ - my($struct,$name) = @_; - - return unless defined($struct->{ELEMENTS}); - - my $env = GenerateStructEnv($struct); - - # save the old relative_base_offset - pidl "uint32_t _save_relative_base_offset = ndr_push_get_relative_base_offset(ndr);" if defined($struct->{PROPERTIES}{relative_base}); - - foreach my $e (@{$struct->{ELEMENTS}}) { - DeclareArrayVariables($e); - } - - start_flags($struct); - - # see if the structure contains a conformant array. If it - # does, then it must be the last element of the structure, and - # we need to push the conformant length early, as it fits on - # the wire before the structure (and even before the structure - # alignment) - my $e = $struct->{ELEMENTS}[-1]; - if (defined($struct->{SURROUNDING_ELEMENT})) { - my $e = $struct->{SURROUNDING_ELEMENT}; - - if (defined($e->{LEVELS}[0]) and - $e->{LEVELS}[0]->{TYPE} eq "ARRAY") { - my $size = ParseExpr($e->{LEVELS}[0]->{SIZE_IS}, $env); - - pidl "NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, $size));"; - } else { - pidl "NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, ndr_string_array_size(ndr, r->$e->{NAME})));"; - } - } - - pidl "if (ndr_flags & NDR_SCALARS) {"; - indent; - - pidl "NDR_CHECK(ndr_push_align(ndr, $struct->{ALIGN}));"; - - if (defined($struct->{PROPERTIES}{relative_base})) { - # set the current offset as base for relative pointers - # and store it based on the toplevel struct/union - pidl "NDR_CHECK(ndr_push_setup_relative_base_offset1(ndr, r, ndr->offset));"; - } - - foreach my $e (@{$struct->{ELEMENTS}}) { - ParseElementPush($e, "ndr", "r->", $env, 1, 0); - } - - deindent; - pidl "}"; - - pidl "if (ndr_flags & NDR_BUFFERS) {"; - indent; - if (defined($struct->{PROPERTIES}{relative_base})) { - # retrieve the current offset as base for relative pointers - # based on the toplevel struct/union - pidl "NDR_CHECK(ndr_push_setup_relative_base_offset2(ndr, r));"; - } - foreach my $e (@{$struct->{ELEMENTS}}) { - ParseElementPush($e, "ndr", "r->", $env, 0, 1); - } - - deindent; - pidl "}"; - - end_flags($struct); - # restore the old relative_base_offset - pidl "ndr_push_restore_relative_base_offset(ndr, _save_relative_base_offset);" if defined($struct->{PROPERTIES}{relative_base}); -} - -##################################################################### -# generate a push function for an enum -sub ParseEnumPush($$) -{ - my($enum,$name) = @_; - my($type_fn) = $enum->{BASE_TYPE}; - - start_flags($enum); - pidl "NDR_CHECK(ndr_push_$type_fn(ndr, NDR_SCALARS, r));"; - end_flags($enum); -} - -##################################################################### -# generate a pull function for an enum -sub ParseEnumPull($$) -{ - my($enum,$name) = @_; - my($type_fn) = $enum->{BASE_TYPE}; - my($type_v_decl) = mapType($type_fn); - - pidl "$type_v_decl v;"; - start_flags($enum); - pidl "NDR_CHECK(ndr_pull_$type_fn(ndr, NDR_SCALARS, &v));"; - pidl "*r = v;"; - - end_flags($enum); -} - -##################################################################### -# generate a print function for an enum -sub ParseEnumPrint($$) -{ - my($enum,$name) = @_; - - pidl "const char *val = NULL;"; - pidl ""; - - start_flags($enum); - - pidl "switch (r) {"; - indent; - my $els = \@{$enum->{ELEMENTS}}; - foreach my $i (0 .. $#{$els}) { - my $e = ${$els}[$i]; - chomp $e; - if ($e =~ /^(.*)=/) { - $e = $1; - } - pidl "case $e: val = \"$e\"; break;"; - } - - deindent; - pidl "}"; - - pidl "ndr_print_enum(ndr, name, \"$enum->{TYPE}\", val, r);"; - - end_flags($enum); -} - -sub DeclEnum($) -{ - my ($e,$t) = @_; - return "enum $e->{NAME} " . - ($t eq "pull"?"*":"") . "r"; -} - -$typefamily{ENUM} = { - DECL => \&DeclEnum, - PUSH_FN_BODY => \&ParseEnumPush, - PULL_FN_BODY => \&ParseEnumPull, - PRINT_FN_BODY => \&ParseEnumPrint, -}; - -##################################################################### -# generate a push function for a bitmap -sub ParseBitmapPush($$) -{ - my($bitmap,$name) = @_; - my($type_fn) = $bitmap->{BASE_TYPE}; - - start_flags($bitmap); - - pidl "NDR_CHECK(ndr_push_$type_fn(ndr, NDR_SCALARS, r));"; - - end_flags($bitmap); -} - -##################################################################### -# generate a pull function for an bitmap -sub ParseBitmapPull($$) -{ - my($bitmap,$name) = @_; - my $type_fn = $bitmap->{BASE_TYPE}; - my($type_decl) = mapType($bitmap->{BASE_TYPE}); - - pidl "$type_decl v;"; - start_flags($bitmap); - pidl "NDR_CHECK(ndr_pull_$type_fn(ndr, NDR_SCALARS, &v));"; - pidl "*r = v;"; - - end_flags($bitmap); -} - -##################################################################### -# generate a print function for an bitmap -sub ParseBitmapPrintElement($$$) -{ - my($e,$bitmap,$name) = @_; - my($type_decl) = mapType($bitmap->{BASE_TYPE}); - my($type_fn) = $bitmap->{BASE_TYPE}; - my($flag); - - if ($e =~ /^(\w+) .*$/) { - $flag = "$1"; - } else { - die "Bitmap: \"$name\" invalid Flag: \"$e\""; - } - - pidl "ndr_print_bitmap_flag(ndr, sizeof($type_decl), \"$flag\", $flag, r);"; -} - -##################################################################### -# generate a print function for an bitmap -sub ParseBitmapPrint($$) -{ - my($bitmap,$name) = @_; - my($type_decl) = mapType($bitmap->{TYPE}); - my($type_fn) = $bitmap->{BASE_TYPE}; - - start_flags($bitmap); - - pidl "ndr_print_$type_fn(ndr, name, r);"; - - pidl "ndr->depth++;"; - foreach my $e (@{$bitmap->{ELEMENTS}}) { - ParseBitmapPrintElement($e, $bitmap, $name); - } - pidl "ndr->depth--;"; - - end_flags($bitmap); -} - -sub DeclBitmap($$) -{ - my ($e,$t) = @_; - return mapType(Parse::Pidl::Typelist::bitmap_type_fn($e->{DATA})) . - ($t eq "pull"?" *":" ") . "r"; -} - -$typefamily{BITMAP} = { - DECL => \&DeclBitmap, - PUSH_FN_BODY => \&ParseBitmapPush, - PULL_FN_BODY => \&ParseBitmapPull, - PRINT_FN_BODY => \&ParseBitmapPrint, -}; - -##################################################################### -# generate a struct print function -sub ParseStructPrint($$) -{ - my($struct,$name) = @_; - - return unless defined $struct->{ELEMENTS}; - - my $env = GenerateStructEnv($struct); - - foreach my $e (@{$struct->{ELEMENTS}}) { - DeclareArrayVariables($e); - } - - pidl "ndr_print_struct(ndr, name, \"$name\");"; - - start_flags($struct); - - pidl "ndr->depth++;"; - foreach my $e (@{$struct->{ELEMENTS}}) { - ParseElementPrint($e, "r->$e->{NAME}", $env); - } - pidl "ndr->depth--;"; - - end_flags($struct); -} - -sub DeclarePtrVariables($) -{ - my $e = shift; - foreach my $l (@{$e->{LEVELS}}) { - if ($l->{TYPE} eq "POINTER" and - not ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "TOP")) { - pidl "uint32_t _ptr_$e->{NAME};"; - last; - } - } -} - -sub DeclareArrayVariables($) -{ - my $e = shift; - - foreach my $l (@{$e->{LEVELS}}) { - next if has_fast_array($e,$l); - next if is_charset_array($e,$l); - if ($l->{TYPE} eq "ARRAY") { - pidl "uint32_t cntr_$e->{NAME}_$l->{LEVEL_INDEX};"; - } - } -} - -sub need_decl_mem_ctx($$) -{ - my $e = shift; - my $l = shift; - - return 0 if has_fast_array($e,$l); - return 0 if is_charset_array($e,$l); - return 1 if (($l->{TYPE} eq "ARRAY") and not $l->{IS_FIXED}); - - if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ref")) { - my $nl = GetNextLevel($e, $l); - my $next_is_array = ($nl->{TYPE} eq "ARRAY"); - my $next_is_string = (($nl->{TYPE} eq "DATA") and - ($nl->{DATA_TYPE} eq "string")); - return 0 if ($next_is_array or $next_is_string); - } - return 1 if ($l->{TYPE} eq "POINTER"); - - return 0; -} - -sub DeclareMemCtxVariables($) -{ - my $e = shift; - foreach my $l (@{$e->{LEVELS}}) { - if (need_decl_mem_ctx($e, $l)) { - pidl "TALLOC_CTX *_mem_save_$e->{NAME}_$l->{LEVEL_INDEX};"; - } - } -} - -##################################################################### -# parse a struct - pull side -sub ParseStructPull($$) -{ - my($struct,$name) = @_; - - return unless defined $struct->{ELEMENTS}; - - my $env = GenerateStructEnv($struct); - - # declare any internal pointers we need - foreach my $e (@{$struct->{ELEMENTS}}) { - DeclarePtrVariables($e); - DeclareArrayVariables($e); - DeclareMemCtxVariables($e); - } - - # save the old relative_base_offset - pidl "uint32_t _save_relative_base_offset = ndr_pull_get_relative_base_offset(ndr);" if defined($struct->{PROPERTIES}{relative_base}); - - start_flags($struct); - - pidl "if (ndr_flags & NDR_SCALARS) {"; - indent; - - if (defined $struct->{SURROUNDING_ELEMENT}) { - pidl "NDR_CHECK(ndr_pull_array_size(ndr, &r->$struct->{SURROUNDING_ELEMENT}->{NAME}));"; - } - - pidl "NDR_CHECK(ndr_pull_align(ndr, $struct->{ALIGN}));"; - - if (defined($struct->{PROPERTIES}{relative_base})) { - # set the current offset as base for relative pointers - # and store it based on the toplevel struct/union - pidl "NDR_CHECK(ndr_pull_setup_relative_base_offset1(ndr, r, ndr->offset));"; - } - - foreach my $e (@{$struct->{ELEMENTS}}) { - ParseElementPull($e, "ndr", "r->", $env, 1, 0); - } - - add_deferred(); - - deindent; - pidl "}"; - pidl "if (ndr_flags & NDR_BUFFERS) {"; - indent; - if (defined($struct->{PROPERTIES}{relative_base})) { - # retrieve the current offset as base for relative pointers - # based on the toplevel struct/union - pidl "NDR_CHECK(ndr_pull_setup_relative_base_offset2(ndr, r));"; - } - foreach my $e (@{$struct->{ELEMENTS}}) { - ParseElementPull($e, "ndr", "r->", $env, 0, 1); - } - - add_deferred(); - - deindent; - pidl "}"; - - end_flags($struct); - # restore the old relative_base_offset - pidl "ndr_pull_restore_relative_base_offset(ndr, _save_relative_base_offset);" if defined($struct->{PROPERTIES}{relative_base}); -} - -##################################################################### -# calculate size of ndr struct -sub ParseStructNdrSize($) -{ - my $t = shift; - my $sizevar; - - if (my $flags = has_property($t, "flag")) { - pidl "flags |= $flags;"; - } - pidl "return ndr_size_struct(r, flags, (ndr_push_flags_fn_t)ndr_push_$t->{NAME});"; -} - -sub DeclStruct($) -{ - my ($e,$t) = @_; - return ($t ne "pull"?"const ":"") . "struct $e->{NAME} *r"; -} - -sub ArgsStructNdrSize($) -{ - my $d = shift; - return "const struct $d->{NAME} *r, int flags"; -} - -$typefamily{STRUCT} = { - PUSH_FN_BODY => \&ParseStructPush, - DECL => \&DeclStruct, - PULL_FN_BODY => \&ParseStructPull, - PRINT_FN_BODY => \&ParseStructPrint, - SIZE_FN_BODY => \&ParseStructNdrSize, - SIZE_FN_ARGS => \&ArgsStructNdrSize, -}; - -##################################################################### -# calculate size of ndr struct -sub ParseUnionNdrSize($) -{ - my $t = shift; - my $sizevar; - - if (my $flags = has_property($t, "flag")) { - pidl "flags |= $flags;"; - } - - pidl "return ndr_size_union(r, flags, level, (ndr_push_flags_fn_t)ndr_push_$t->{NAME});"; -} - -##################################################################### -# parse a union - push side -sub ParseUnionPush($$) -{ - my ($e,$name) = @_; - my $have_default = 0; - - # save the old relative_base_offset - pidl "uint32_t _save_relative_base_offset = ndr_push_get_relative_base_offset(ndr);" if defined($e->{PROPERTIES}{relative_base}); - pidl "int level;"; - - start_flags($e); - - pidl "level = ndr_push_get_switch_value(ndr, r);"; - - pidl "if (ndr_flags & NDR_SCALARS) {"; - indent; - - if (defined($e->{SWITCH_TYPE})) { - pidl "NDR_CHECK(ndr_push_$e->{SWITCH_TYPE}(ndr, NDR_SCALARS, level));"; - } - - pidl "switch (level) {"; - indent; - foreach my $el (@{$e->{ELEMENTS}}) { - if ($el->{CASE} eq "default") { - $have_default = 1; - } - pidl "$el->{CASE}:"; - - if ($el->{TYPE} ne "EMPTY") { - indent; - if (defined($e->{PROPERTIES}{relative_base})) { - pidl "NDR_CHECK(ndr_push_align(ndr, $el->{ALIGN}));"; - # set the current offset as base for relative pointers - # and store it based on the toplevel struct/union - pidl "NDR_CHECK(ndr_push_setup_relative_base_offset1(ndr, r, ndr->offset));"; - } - DeclareArrayVariables($el); - ParseElementPush($el, "ndr", "r->", {}, 1, 0); - deindent; - } - pidl "break;"; - pidl ""; - } - if (! $have_default) { - pidl "default:"; - pidl "\treturn ndr_push_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"; - } - deindent; - pidl "}"; - deindent; - pidl "}"; - pidl "if (ndr_flags & NDR_BUFFERS) {"; - indent; - if (defined($e->{PROPERTIES}{relative_base})) { - # retrieve the current offset as base for relative pointers - # based on the toplevel struct/union - pidl "NDR_CHECK(ndr_push_setup_relative_base_offset2(ndr, r));"; - } - pidl "switch (level) {"; - indent; - foreach my $el (@{$e->{ELEMENTS}}) { - pidl "$el->{CASE}:"; - if ($el->{TYPE} ne "EMPTY") { - indent; - ParseElementPush($el, "ndr", "r->", {}, 0, 1); - deindent; - } - pidl "break;"; - pidl ""; - } - if (! $have_default) { - pidl "default:"; - pidl "\treturn ndr_push_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"; - } - deindent; - pidl "}"; - - deindent; - pidl "}"; - end_flags($e); - # restore the old relative_base_offset - pidl "ndr_push_restore_relative_base_offset(ndr, _save_relative_base_offset);" if defined($e->{PROPERTIES}{relative_base}); -} - -##################################################################### -# print a union -sub ParseUnionPrint($$) -{ - my ($e,$name) = @_; - my $have_default = 0; - - pidl "int level = ndr_print_get_switch_value(ndr, r);"; - - foreach my $el (@{$e->{ELEMENTS}}) { - DeclareArrayVariables($el); - } - - pidl "ndr_print_union(ndr, name, level, \"$name\");"; - start_flags($e); - - pidl "switch (level) {"; - indent; - foreach my $el (@{$e->{ELEMENTS}}) { - if ($el->{CASE} eq "default") { - $have_default = 1; - } - pidl "$el->{CASE}:"; - if ($el->{TYPE} ne "EMPTY") { - indent; - ParseElementPrint($el, "r->$el->{NAME}", {}); - deindent; - } - pidl "break;"; - pidl ""; - } - if (! $have_default) { - pidl "default:"; - pidl "\tndr_print_bad_level(ndr, name, level);"; - } - deindent; - pidl "}"; - - end_flags($e); -} - -##################################################################### -# parse a union - pull side -sub ParseUnionPull($$) -{ - my ($e,$name) = @_; - my $have_default = 0; - my $switch_type = $e->{SWITCH_TYPE}; - - # save the old relative_base_offset - pidl "uint32_t _save_relative_base_offset = ndr_pull_get_relative_base_offset(ndr);" if defined($e->{PROPERTIES}{relative_base}); - pidl "int level;"; - if (defined($switch_type)) { - if (Parse::Pidl::Typelist::typeIs($switch_type, "ENUM")) { - $switch_type = Parse::Pidl::Typelist::enum_type_fn(getType($switch_type)); - } - pidl mapType($switch_type) . " _level;"; - } - - my %double_cases = (); - foreach my $el (@{$e->{ELEMENTS}}) { - next if ($el->{TYPE} eq "EMPTY"); - next if ($double_cases{"$el->{NAME}"}); - DeclareMemCtxVariables($el); - $double_cases{"$el->{NAME}"} = 1; - } - - start_flags($e); - - pidl "level = ndr_pull_get_switch_value(ndr, r);"; - - pidl "if (ndr_flags & NDR_SCALARS) {"; - indent; - - if (defined($switch_type)) { - pidl "NDR_CHECK(ndr_pull_$switch_type(ndr, NDR_SCALARS, &_level));"; - pidl "if (_level != level) {"; - pidl "\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value %u for $name\", _level);"; - pidl "}"; - } - - pidl "switch (level) {"; - indent; - foreach my $el (@{$e->{ELEMENTS}}) { - if ($el->{CASE} eq "default") { - $have_default = 1; - } - pidl "$el->{CASE}: {"; - - if ($el->{TYPE} ne "EMPTY") { - indent; - DeclarePtrVariables($el); - DeclareArrayVariables($el); - if (defined($e->{PROPERTIES}{relative_base})) { - pidl "NDR_CHECK(ndr_pull_align(ndr, $el->{ALIGN}));"; - # set the current offset as base for relative pointers - # and store it based on the toplevel struct/union - pidl "NDR_CHECK(ndr_pull_setup_relative_base_offset1(ndr, r, ndr->offset));"; - } - ParseElementPull($el, "ndr", "r->", {}, 1, 0); - deindent; - } - pidl "break; }"; - pidl ""; - } - if (! $have_default) { - pidl "default:"; - pidl "\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"; - } - deindent; - pidl "}"; - deindent; - pidl "}"; - pidl "if (ndr_flags & NDR_BUFFERS) {"; - indent; - if (defined($e->{PROPERTIES}{relative_base})) { - # retrieve the current offset as base for relative pointers - # based on the toplevel struct/union - pidl "NDR_CHECK(ndr_pull_setup_relative_base_offset2(ndr, r));"; - } - pidl "switch (level) {"; - indent; - foreach my $el (@{$e->{ELEMENTS}}) { - pidl "$el->{CASE}:"; - if ($el->{TYPE} ne "EMPTY") { - indent; - ParseElementPull($el, "ndr", "r->", {}, 0, 1); - deindent; - } - pidl "break;"; - pidl ""; - } - if (! $have_default) { - pidl "default:"; - pidl "\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"; - } - deindent; - pidl "}"; - - deindent; - pidl "}"; - - add_deferred(); - - end_flags($e); - # restore the old relative_base_offset - pidl "ndr_pull_restore_relative_base_offset(ndr, _save_relative_base_offset);" if defined($e->{PROPERTIES}{relative_base}); -} - -sub DeclUnion($$) -{ - my ($e,$t) = @_; - return ($t ne "pull"?"const ":"") . "union $e->{NAME} *r"; -} - -sub ArgsUnionNdrSize($) -{ - my $d = shift; - return "const union $d->{NAME} *r, uint32_t level, int flags"; -} - -$typefamily{UNION} = { - PUSH_FN_BODY => \&ParseUnionPush, - DECL => \&DeclUnion, - PULL_FN_BODY => \&ParseUnionPull, - PRINT_FN_BODY => \&ParseUnionPrint, - SIZE_FN_ARGS => \&ArgsUnionNdrSize, - SIZE_FN_BODY => \&ParseUnionNdrSize, -}; - -##################################################################### -# parse a typedef - push side -sub ParseTypedefPush($) -{ - my($e) = shift; - - my $args = $typefamily{$e->{DATA}->{TYPE}}->{DECL}->($e,"push"); - pidl fn_prefix($e) . "NTSTATUS ndr_push_$e->{NAME}(struct ndr_push *ndr, int ndr_flags, $args)"; - - pidl "{"; - indent; - $typefamily{$e->{DATA}->{TYPE}}->{PUSH_FN_BODY}->($e->{DATA}, $e->{NAME}); - pidl "return NT_STATUS_OK;"; - deindent; - pidl "}"; - pidl "";; -} - -##################################################################### -# parse a typedef - pull side -sub ParseTypedefPull($) -{ - my($e) = shift; - - my $args = $typefamily{$e->{DATA}->{TYPE}}->{DECL}->($e,"pull"); - - pidl fn_prefix($e) . "NTSTATUS ndr_pull_$e->{NAME}(struct ndr_pull *ndr, int ndr_flags, $args)"; - - pidl "{"; - indent; - $typefamily{$e->{DATA}->{TYPE}}->{PULL_FN_BODY}->($e->{DATA}, $e->{NAME}); - pidl "return NT_STATUS_OK;"; - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -# parse a typedef - print side -sub ParseTypedefPrint($) -{ - my($e) = shift; - - my $args = $typefamily{$e->{DATA}->{TYPE}}->{DECL}->($e,"print"); - - pidl "void ndr_print_$e->{NAME}(struct ndr_print *ndr, const char *name, $args)"; - pidl "{"; - indent; - $typefamily{$e->{DATA}->{TYPE}}->{PRINT_FN_BODY}->($e->{DATA}, $e->{NAME}); - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -## calculate the size of a structure -sub ParseTypedefNdrSize($) -{ - my($t) = shift; - - my $tf = $typefamily{$t->{DATA}->{TYPE}}; - my $args = $tf->{SIZE_FN_ARGS}->($t); - - pidl "size_t ndr_size_$t->{NAME}($args)"; - pidl "{"; - indent; - $typefamily{$t->{DATA}->{TYPE}}->{SIZE_FN_BODY}->($t); - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -# parse a function - print side -sub ParseFunctionPrint($) -{ - my($fn) = shift; - - return if has_property($fn, "noprint"); - - pidl "void ndr_print_$fn->{NAME}(struct ndr_print *ndr, const char *name, int flags, const struct $fn->{NAME} *r)"; - pidl "{"; - indent; - - foreach my $e (@{$fn->{ELEMENTS}}) { - DeclareArrayVariables($e); - } - - pidl "ndr_print_struct(ndr, name, \"$fn->{NAME}\");"; - pidl "ndr->depth++;"; - - pidl "if (flags & NDR_SET_VALUES) {"; - pidl "\tndr->flags |= LIBNDR_PRINT_SET_VALUES;"; - pidl "}"; - - pidl "if (flags & NDR_IN) {"; - indent; - pidl "ndr_print_struct(ndr, \"in\", \"$fn->{NAME}\");"; - pidl "ndr->depth++;"; - - my $env = GenerateFunctionInEnv($fn); - - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep(/in/,@{$e->{DIRECTION}})) { - ParseElementPrint($e, "r->in.$e->{NAME}", $env); - } - } - pidl "ndr->depth--;"; - deindent; - pidl "}"; - - pidl "if (flags & NDR_OUT) {"; - indent; - pidl "ndr_print_struct(ndr, \"out\", \"$fn->{NAME}\");"; - pidl "ndr->depth++;"; - - $env = GenerateFunctionOutEnv($fn); - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep(/out/,@{$e->{DIRECTION}})) { - ParseElementPrint($e, "r->out.$e->{NAME}", $env); - } - } - if ($fn->{RETURN_TYPE}) { - pidl "ndr_print_$fn->{RETURN_TYPE}(ndr, \"result\", r->out.result);"; - } - pidl "ndr->depth--;"; - deindent; - pidl "}"; - - pidl "ndr->depth--;"; - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -# parse a function -sub ParseFunctionPush($) -{ - my($fn) = shift; - - return if has_property($fn, "nopush"); - - pidl fn_prefix($fn) . "NTSTATUS ndr_push_$fn->{NAME}(struct ndr_push *ndr, int flags, const struct $fn->{NAME} *r)"; - pidl "{"; - indent; - - foreach my $e (@{$fn->{ELEMENTS}}) { - DeclareArrayVariables($e); - } - - pidl "if (flags & NDR_IN) {"; - indent; - - my $env = GenerateFunctionInEnv($fn); - - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep(/in/,@{$e->{DIRECTION}})) { - ParseElementPush($e, "ndr", "r->in.", $env, 1, 1); - } - } - - deindent; - pidl "}"; - - pidl "if (flags & NDR_OUT) {"; - indent; - - $env = GenerateFunctionOutEnv($fn); - foreach my $e (@{$fn->{ELEMENTS}}) { - if (grep(/out/,@{$e->{DIRECTION}})) { - ParseElementPush($e, "ndr", "r->out.", $env, 1, 1); - } - } - - if ($fn->{RETURN_TYPE}) { - pidl "NDR_CHECK(ndr_push_$fn->{RETURN_TYPE}(ndr, NDR_SCALARS, r->out.result));"; - } - - deindent; - pidl "}"; - pidl "return NT_STATUS_OK;"; - deindent; - pidl "}"; - pidl ""; -} - -sub AllocateArrayLevel($$$$$) -{ - my ($e,$l,$ndr,$env,$size) = @_; - - my $var = ParseExpr($e->{NAME}, $env); - - check_null_pointer($size); - my $pl = GetPrevLevel($e, $l); - if (defined($pl) and - $pl->{TYPE} eq "POINTER" and - $pl->{POINTER_TYPE} eq "ref" - and not $l->{IS_ZERO_TERMINATED}) { - pidl "if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {"; - pidl "\tNDR_PULL_ALLOC_N($ndr, $var, $size);"; - pidl "}"; - } else { - pidl "NDR_PULL_ALLOC_N($ndr, $var, $size);"; - } - - if (grep(/in/,@{$e->{DIRECTION}}) and - grep(/out/,@{$e->{DIRECTION}}) and - $pl->{POINTER_TYPE} eq "ref") { - pidl "memcpy(r->out.$e->{NAME},r->in.$e->{NAME},$size * sizeof(*r->in.$e->{NAME}));"; - } -} - -##################################################################### -# parse a function -sub ParseFunctionPull($) -{ - my($fn) = shift; - - return if has_property($fn, "nopull"); - - # pull function args - pidl fn_prefix($fn) . "NTSTATUS ndr_pull_$fn->{NAME}(struct ndr_pull *ndr, int flags, struct $fn->{NAME} *r)"; - pidl "{"; - indent; - - # declare any internal pointers we need - foreach my $e (@{$fn->{ELEMENTS}}) { - DeclarePtrVariables($e); - DeclareArrayVariables($e); - } - - my %double_cases = (); - foreach my $e (@{$fn->{ELEMENTS}}) { - next if ($e->{TYPE} eq "EMPTY"); - next if ($double_cases{"$e->{NAME}"}); - DeclareMemCtxVariables($e); - $double_cases{"$e->{NAME}"} = 1; - } - - pidl "if (flags & NDR_IN) {"; - indent; - - # auto-init the out section of a structure. I originally argued that - # this was a bad idea as it hides bugs, but coping correctly - # with initialisation and not wiping ref vars is turning - # out to be too tricky (tridge) - foreach my $e (@{$fn->{ELEMENTS}}) { - next unless grep(/out/, @{$e->{DIRECTION}}); - pidl "ZERO_STRUCT(r->out);"; - pidl ""; - last; - } - - my $env = GenerateFunctionInEnv($fn); - - foreach my $e (@{$fn->{ELEMENTS}}) { - next unless (grep(/in/, @{$e->{DIRECTION}})); - ParseElementPull($e, "ndr", "r->in.", $env, 1, 1); - } - - # allocate the "simple" out ref variables. FIXME: Shouldn't this have it's - # own flag rather then be in NDR_IN ? - - foreach my $e (@{$fn->{ELEMENTS}}) { - next unless (grep(/out/, @{$e->{DIRECTION}})); - next unless ($e->{LEVELS}[0]->{TYPE} eq "POINTER" and - $e->{LEVELS}[0]->{POINTER_TYPE} eq "ref"); - next if (($e->{LEVELS}[1]->{TYPE} eq "DATA") and - ($e->{LEVELS}[1]->{DATA_TYPE} eq "string")); - next if (($e->{LEVELS}[1]->{TYPE} eq "ARRAY") - and $e->{LEVELS}[1]->{IS_ZERO_TERMINATED}); - - if ($e->{LEVELS}[1]->{TYPE} eq "ARRAY") { - my $size = ParseExpr($e->{LEVELS}[1]->{SIZE_IS}, $env); - check_null_pointer($size); - - pidl "NDR_PULL_ALLOC_N(ndr, r->out.$e->{NAME}, $size);"; - - if (grep(/in/, @{$e->{DIRECTION}})) { - pidl "memcpy(r->out.$e->{NAME}, r->in.$e->{NAME}, $size * sizeof(*r->in.$e->{NAME}));"; - } else { - pidl "memset(r->out.$e->{NAME}, 0, $size * sizeof(*r->out.$e->{NAME}));"; - } - } else { - pidl "NDR_PULL_ALLOC(ndr, r->out.$e->{NAME});"; - - if (grep(/in/, @{$e->{DIRECTION}})) { - pidl "*r->out.$e->{NAME} = *r->in.$e->{NAME};"; - } else { - pidl "ZERO_STRUCTP(r->out.$e->{NAME});"; - } - } - } - - add_deferred(); - deindent; - pidl "}"; - - pidl "if (flags & NDR_OUT) {"; - indent; - - $env = GenerateFunctionOutEnv($fn); - foreach my $e (@{$fn->{ELEMENTS}}) { - next unless grep(/out/, @{$e->{DIRECTION}}); - ParseElementPull($e, "ndr", "r->out.", $env, 1, 1); - } - - if ($fn->{RETURN_TYPE}) { - pidl "NDR_CHECK(ndr_pull_$fn->{RETURN_TYPE}(ndr, NDR_SCALARS, &r->out.result));"; - } - - add_deferred(); - deindent; - pidl "}"; - - pidl "return NT_STATUS_OK;"; - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -# produce a function call table -sub FunctionTable($) -{ - my($interface) = shift; - my $count = 0; - my $uname = uc $interface->{NAME}; - - $count = $#{$interface->{FUNCTIONS}}+1; - - return if ($count == 0); - - pidl "static const struct dcerpc_interface_call $interface->{NAME}\_calls[] = {"; - $count = 0; - foreach my $d (@{$interface->{FUNCTIONS}}) { - next if not defined($d->{OPNUM}); - pidl "\t{"; - pidl "\t\t\"$d->{NAME}\","; - pidl "\t\tsizeof(struct $d->{NAME}),"; - pidl "\t\t(ndr_push_flags_fn_t) ndr_push_$d->{NAME},"; - pidl "\t\t(ndr_pull_flags_fn_t) ndr_pull_$d->{NAME},"; - pidl "\t\t(ndr_print_function_t) ndr_print_$d->{NAME}"; - pidl "\t},"; - $count++; - } - pidl "\t{ NULL, 0, NULL, NULL, NULL }"; - pidl "};"; - pidl ""; - - pidl "static const char * const $interface->{NAME}\_endpoint_strings[] = {"; - foreach my $ep (@{$interface->{ENDPOINTS}}) { - pidl "\t$ep, "; - } - my $endpoint_count = $#{$interface->{ENDPOINTS}}+1; - - pidl "};"; - pidl ""; - - pidl "static const struct dcerpc_endpoint_list $interface->{NAME}\_endpoints = {"; - pidl "\t.count\t= $endpoint_count,"; - pidl "\t.names\t= $interface->{NAME}\_endpoint_strings"; - pidl "};"; - pidl ""; - - if (! defined $interface->{PROPERTIES}->{authservice}) { - $interface->{PROPERTIES}->{authservice} = "\"host\""; - } - - my @a = split / /, $interface->{PROPERTIES}->{authservice}; - my $authservice_count = $#a + 1; - - pidl "static const char * const $interface->{NAME}\_authservice_strings[] = {"; - foreach my $ap (@a) { - pidl "\t$ap, "; - } - pidl "};"; - pidl ""; - - pidl "static const struct dcerpc_authservice_list $interface->{NAME}\_authservices = {"; - pidl "\t.count\t= $endpoint_count,"; - pidl "\t.names\t= $interface->{NAME}\_authservice_strings"; - pidl "};"; - pidl ""; - - pidl "\nconst struct dcerpc_interface_table dcerpc_table_$interface->{NAME} = {"; - pidl "\t.name\t\t= \"$interface->{NAME}\","; - pidl "\t.uuid\t\t= DCERPC_$uname\_UUID,"; - pidl "\t.if_version\t= DCERPC_$uname\_VERSION,"; - pidl "\t.helpstring\t= DCERPC_$uname\_HELPSTRING,"; - pidl "\t.num_calls\t= $count,"; - pidl "\t.calls\t\t= $interface->{NAME}\_calls,"; - pidl "\t.endpoints\t= &$interface->{NAME}\_endpoints,"; - pidl "\t.authservices\t= &$interface->{NAME}\_authservices"; - pidl "};"; - pidl ""; - - pidl "static NTSTATUS dcerpc_ndr_$interface->{NAME}_init(void)"; - pidl "{"; - pidl "\treturn librpc_register_interface(&dcerpc_table_$interface->{NAME});"; - pidl "}"; - pidl ""; -} - -##################################################################### -# parse the interface definitions -sub ParseInterface($$) -{ - my($interface,$needed) = @_; - - # Typedefs - foreach my $d (@{$interface->{TYPEDEFS}}) { - ($needed->{"push_$d->{NAME}"}) && ParseTypedefPush($d); - ($needed->{"pull_$d->{NAME}"}) && ParseTypedefPull($d); - ($needed->{"print_$d->{NAME}"}) && ParseTypedefPrint($d); - - # Make sure we don't generate a function twice... - $needed->{"push_$d->{NAME}"} = $needed->{"pull_$d->{NAME}"} = - $needed->{"print_$d->{NAME}"} = 0; - - ($needed->{"ndr_size_$d->{NAME}"}) && ParseTypedefNdrSize($d); - } - - # Functions - foreach my $d (@{$interface->{FUNCTIONS}}) { - ($needed->{"push_$d->{NAME}"}) && ParseFunctionPush($d); - ($needed->{"pull_$d->{NAME}"}) && ParseFunctionPull($d); - ($needed->{"print_$d->{NAME}"}) && ParseFunctionPrint($d); - - # Make sure we don't generate a function twice... - $needed->{"push_$d->{NAME}"} = $needed->{"pull_$d->{NAME}"} = - $needed->{"print_$d->{NAME}"} = 0; - } - - FunctionTable($interface); -} - -sub RegistrationFunction($$) -{ - my ($idl,$filename) = @_; - - $filename =~ /.*\/ndr_(.*).c/; - my $basename = $1; - pidl "NTSTATUS dcerpc_$basename\_init(void)"; - pidl "{"; - indent; - pidl "NTSTATUS status = NT_STATUS_OK;"; - foreach my $interface (@{$idl}) { - next if $interface->{TYPE} ne "INTERFACE"; - - my $count = ($#{$interface->{FUNCTIONS}}+1); - - next if ($count == 0); - - pidl "status = dcerpc_ndr_$interface->{NAME}_init();"; - pidl "if (NT_STATUS_IS_ERR(status)) {"; - pidl "\treturn status;"; - pidl "}"; - pidl ""; - } - pidl "return status;"; - deindent; - pidl "}"; - pidl ""; -} - -##################################################################### -# parse a parsed IDL structure back into an IDL file -sub Parse($$) -{ - my($ndr,$filename) = @_; - - $tabs = ""; - my $h_filename = $filename; - $res = ""; - - if ($h_filename =~ /(.*)\.c/) { - $h_filename = "$1.h"; - } - - pidl "/* parser auto-generated by pidl */"; - pidl ""; - pidl "#include \"includes.h\""; - pidl "#include \"librpc/gen_ndr/ndr_misc.h\""; - pidl "#include \"librpc/gen_ndr/ndr_dcerpc.h\""; - pidl "#include \"$h_filename\""; - pidl ""; - - my %needed = (); - - foreach my $x (@{$ndr}) { - ($x->{TYPE} eq "INTERFACE") && NeededInterface($x, \%needed); - } - - foreach my $x (@{$ndr}) { - ($x->{TYPE} eq "INTERFACE") && ParseInterface($x, \%needed); - } - - RegistrationFunction($ndr, $filename); - - return $res; -} - -sub NeededFunction($$) -{ - my ($fn,$needed) = @_; - $needed->{"pull_$fn->{NAME}"} = 1; - $needed->{"push_$fn->{NAME}"} = 1; - $needed->{"print_$fn->{NAME}"} = 1; - foreach my $e (@{$fn->{ELEMENTS}}) { - $e->{PARENT} = $fn; - unless(defined($needed->{"pull_$e->{TYPE}"})) { - $needed->{"pull_$e->{TYPE}"} = 1; - } - unless(defined($needed->{"push_$e->{TYPE}"})) { - $needed->{"push_$e->{TYPE}"} = 1; - } - unless(defined($needed->{"print_$e->{TYPE}"})) { - $needed->{"print_$e->{TYPE}"} = 1; - } - } -} - -sub NeededTypedef($$) -{ - my ($t,$needed) = @_; - if (has_property($t, "public")) { - $needed->{"pull_$t->{NAME}"} = not has_property($t, "nopull"); - $needed->{"push_$t->{NAME}"} = not has_property($t, "nopush"); - $needed->{"print_$t->{NAME}"} = not has_property($t, "noprint"); - } - - if ($t->{DATA}->{TYPE} eq "STRUCT" or $t->{DATA}->{TYPE} eq "UNION") { - if (has_property($t, "gensize")) { - $needed->{"ndr_size_$t->{NAME}"} = 1; - } - - for my $e (@{$t->{DATA}->{ELEMENTS}}) { - $e->{PARENT} = $t->{DATA}; - if ($needed->{"pull_$t->{NAME}"} and - not defined($needed->{"pull_$e->{TYPE}"})) { - $needed->{"pull_$e->{TYPE}"} = 1; - } - if ($needed->{"push_$t->{NAME}"} and - not defined($needed->{"push_$e->{TYPE}"})) { - $needed->{"push_$e->{TYPE}"} = 1; - } - if ($needed->{"print_$t->{NAME}"} and - not defined($needed->{"print_$e->{TYPE}"})) { - $needed->{"print_$e->{TYPE}"} = 1; - } - } - } -} - -##################################################################### -# work out what parse functions are needed -sub NeededInterface($$) -{ - my ($interface,$needed) = @_; - foreach my $d (@{$interface->{FUNCTIONS}}) { - NeededFunction($d, $needed); - } - foreach my $d (reverse @{$interface->{TYPEDEFS}}) { - NeededTypedef($d, $needed); - } -} - -1; |