diff options
Diffstat (limited to 'source/pidl/lib/Parse/Pidl/Samba4/NDR')
| -rw-r--r-- | source/pidl/lib/Parse/Pidl/Samba4/NDR/Client.pm | 156 | ||||
| -rw-r--r-- | source/pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm | 2695 | ||||
| -rw-r--r-- | source/pidl/lib/Parse/Pidl/Samba4/NDR/Server.pm | 328 |
3 files changed, 3179 insertions, 0 deletions
diff --git a/source/pidl/lib/Parse/Pidl/Samba4/NDR/Client.pm b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Client.pm new file mode 100644 index 00000000000..14a5d41075a --- /dev/null +++ b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Client.pm @@ -0,0 +1,156 @@ +################################################### +# client calls generator +# Copyright tridge@samba.org 2003 +# Copyright jelmer@samba.org 2005-2006 +# released under the GNU GPL + +package Parse::Pidl::Samba4::NDR::Client; + +use Parse::Pidl::Samba4 qw(choose_header is_intree); +use Parse::Pidl::Util qw(has_property); + +use vars qw($VERSION); +$VERSION = '0.01'; + +use strict; + +my($res,$res_hdr); + +sub ParseFunctionSend($$$) +{ + my ($interface, $fn, $name) = @_; + my $uname = uc $name; + + my $proto = "struct rpc_request *dcerpc_$name\_send(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, struct $name *r)"; + + $res_hdr .= "\n$proto;\n"; + + $res .= "$proto\n{\n"; + + if (has_property($fn, "todo")) { + $res .= "\treturn NULL;\n"; + } else { + $res .= " + if (p->conn->flags & DCERPC_DEBUG_PRINT_IN) { + NDR_PRINT_IN_DEBUG($name, r); + } + + return dcerpc_ndr_request_send(p, NULL, &ndr_table_$interface->{NAME}, NDR_$uname, mem_ctx, r); +"; + } + + $res .= "}\n\n"; +} + +sub ParseFunctionSync($$$) +{ + my ($interface, $fn, $name) = @_; + + my $proto = "NTSTATUS dcerpc_$name(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, struct $name *r)"; + + $res_hdr .= "\n$proto;\n"; + $res .= "$proto\n{\n"; + + if (has_property($fn, "todo")) { + $res .= "\treturn NT_STATUS_NOT_IMPLEMENTED;\n"; + } else { + $res .= " + struct rpc_request *req; + NTSTATUS status; + + req = dcerpc_$name\_send(p, mem_ctx, r); + if (req == NULL) return NT_STATUS_NO_MEMORY; + + status = dcerpc_ndr_request_recv(req); + + if (NT_STATUS_IS_OK(status) && (p->conn->flags & DCERPC_DEBUG_PRINT_OUT)) { + NDR_PRINT_OUT_DEBUG($name, r); + } +"; + + if (defined($fn->{RETURN_TYPE}) and $fn->{RETURN_TYPE} eq "NTSTATUS") { + $res .= "\tif (NT_STATUS_IS_OK(status)) status = r->out.result;\n"; + } + $res .= +" + return status; +"; + } + + $res .= "}\n\n"; +} + +##################################################################### +# parse a function +sub ParseFunction($$) +{ + my ($interface, $fn) = @_; + + ParseFunctionSend($interface, $fn, $fn->{NAME}); + ParseFunctionSync($interface, $fn, $fn->{NAME}); +} + +my %done; + +##################################################################### +# parse the interface definitions +sub ParseInterface($) +{ + my($interface) = shift; + + $res_hdr .= "#ifndef _HEADER_RPC_$interface->{NAME}\n"; + $res_hdr .= "#define _HEADER_RPC_$interface->{NAME}\n\n"; + + if (defined $interface->{PROPERTIES}->{uuid}) { + $res_hdr .= "extern const struct ndr_interface_table ndr_table_$interface->{NAME};\n"; + } + + $res .= "/* $interface->{NAME} - client functions generated by pidl */\n\n"; + + foreach my $fn (@{$interface->{FUNCTIONS}}) { + next if not defined($fn->{OPNUM}); + next if defined($done{$fn->{NAME}}); + ParseFunction($interface, $fn); + $done{$fn->{NAME}} = 1; + } + + $res_hdr .= "#endif /* _HEADER_RPC_$interface->{NAME} */\n"; + + return $res; +} + +sub Parse($$$$) +{ + my($ndr,$header,$ndr_header,$client_header) = @_; + + $res = ""; + $res_hdr = ""; + + $res .= "/* client functions auto-generated by pidl */\n"; + $res .= "\n"; + if (is_intree()) { + $res .= "#include \"includes.h\"\n"; + } else { + $res .= "#define _GNU_SOURCE\n"; + $res .= "#include <stdio.h>\n"; + $res .= "#include <stdbool.h>\n"; + $res .= "#include <stdlib.h>\n"; + $res .= "#include <stdint.h>\n"; + $res .= "#include <stdarg.h>\n"; + $res .= "#include <core/ntstatus.h>\n"; + } + $res .= "#include \"$ndr_header\"\n"; + $res .= "#include \"$client_header\"\n"; + $res .= "\n"; + + $res_hdr .= choose_header("librpc/rpc/dcerpc.h", "dcerpc.h")."\n"; + $res_hdr .= "#include \"$header\"\n"; + + foreach my $x (@{$ndr}) { + ($x->{TYPE} eq "INTERFACE") && ParseInterface($x); + } + + return ($res,$res_hdr); +} + +1; diff --git a/source/pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm new file mode 100644 index 00000000000..01acf799706 --- /dev/null +++ b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm @@ -0,0 +1,2695 @@ +################################################### +# Samba4 NDR parser generator for IDL structures +# Copyright tridge@samba.org 2000-2003 +# Copyright tpot@samba.org 2001 +# Copyright jelmer@samba.org 2004-2006 +# released under the GNU GPL + +package Parse::Pidl::Samba4::NDR::Parser; + +require Exporter; +@ISA = qw(Exporter); +@EXPORT_OK = qw(check_null_pointer NeededFunction NeededElement NeededType $res NeededInterface TypeFunctionName ParseElementPrint); + +use strict; +use Parse::Pidl::Typelist qw(hasType getType mapTypeName typeHasBody); +use Parse::Pidl::Util qw(has_property ParseExpr ParseExprExt print_uuid unmake_str); +use Parse::Pidl::CUtil qw(get_pointer_to get_value_of get_array_element); +use Parse::Pidl::NDR qw(GetPrevLevel GetNextLevel ContainsDeferred is_charset_array); +use Parse::Pidl::Samba4 qw(is_intree choose_header); +use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv GenerateFunctionOutEnv EnvSubstituteValue GenerateStructEnv); +use Parse::Pidl qw(warning); + +use vars qw($VERSION); +$VERSION = '0.01'; + +# list of known types +my %typefamily; + +sub new($$) { + my ($class) = @_; + my $self = { res => "", res_hdr => "", deferred => [], tabs => "", defer_tabs => "" }; + bless($self, $class); +} + +sub get_typefamily($) +{ + my $n = shift; + return $typefamily{$n}; +} + +sub append_prefix($$) +{ + my ($e, $var_name) = @_; + my $pointers = 0; + my $arrays = 0; + + foreach my $l (@{$e->{LEVELS}}) { + if ($l->{TYPE} eq "POINTER") { + $pointers++; + } elsif ($l->{TYPE} eq "ARRAY") { + $arrays++; + if (($pointers == 0) and + (not $l->{IS_FIXED}) and + (not $l->{IS_INLINE})) { + return get_value_of($var_name); + } + } elsif ($l->{TYPE} eq "DATA") { + if (Parse::Pidl::Typelist::scalar_is_reference($l->{DATA_TYPE})) { + return get_value_of($var_name) unless ($pointers or $arrays); + } + } + } + + return $var_name; +} + +sub has_fast_array($$) +{ + 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"); +} + + +#################################### +# pidl() is our basic output routine +sub pidl($$) +{ + my ($self, $d) = @_; + if ($d) { + $self->{res} .= $self->{tabs}; + $self->{res} .= $d; + } + $self->{res} .="\n"; +} + +sub pidl_hdr($$) { my ($self, $d) = @_; $self->{res_hdr} .= "$d\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_indent($) { my ($self) = @_; $self->{defer_tabs}.="\t"; } +sub defer_deindent($) { my ($self) = @_; $self->{defer_tabs}=substr($self->{defer_tabs}, 0, -1); } + +sub defer($$) +{ + my ($self, $d) = @_; + if ($d) { + push(@{$self->{deferred}}, $self->{defer_tabs}.$d); + } +} + +######################################## +# add the deferred content to the current +# output +sub add_deferred($) +{ + my ($self) = @_; + $self->pidl($_) foreach (@{$self->{deferred}}); + $self->{deferred} = []; + $self->{defer_tabs} = ""; +} + +sub indent($) +{ + my ($self) = @_; + $self->{tabs} .= "\t"; +} + +sub deindent($) +{ + my ($self) = @_; + $self->{tabs} = substr($self->{tabs}, 0, -1); +} + +##################################################################### +# declare a function public or static, depending on its attributes +sub fn_declare($$$$) +{ + my ($self,$type,$fn,$decl) = @_; + + if (has_property($fn, "no$type")) { + $self->pidl_hdr("$decl;"); + return 0; + } + + if (has_property($fn, "public")) { + $self->pidl_hdr("$decl;"); + $self->pidl("_PUBLIC_ $decl"); + } else { + $self->pidl("static $decl"); + } + + return 1; +} + +################################################################### +# setup any special flags for an element or structure +sub start_flags($$$) +{ + my ($self, $e, $ndr) = @_; + my $flags = has_property($e, "flag"); + if (defined $flags) { + $self->pidl("{"); + $self->indent; + $self->pidl("uint32_t _flags_save_$e->{TYPE} = $ndr->flags;"); + $self->pidl("ndr_set_flags(&$ndr->flags, $flags);"); + } +} + +################################################################### +# end any special flags for an element or structure +sub end_flags($$$) +{ + my ($self, $e, $ndr) = @_; + my $flags = has_property($e, "flag"); + if (defined $flags) { + $self->pidl("$ndr->flags = _flags_save_$e->{TYPE};"); + $self->deindent; + $self->pidl("}"); + } +} + +##################################################################### +# parse the data of an array - push side +sub ParseArrayPushHeader($$$$$$) +{ + my ($self,$e,$l,$ndr,$var_name,$env) = @_; + + my $size; + my $length; + + if ($l->{IS_ZERO_TERMINATED}) { + if (has_property($e, "charset")) { + $size = $length = "ndr_charset_length($var_name, CH_$e->{PROPERTIES}->{charset})"; + } else { + $size = $length = "ndr_string_length($var_name, sizeof(*$var_name))"; + } + } else { + $size = ParseExpr($l->{SIZE_IS}, $env, $e); + $length = ParseExpr($l->{LENGTH_IS}, $env, $e); + } + + if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) { + $self->pidl("NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, $size));"); + } + + if ($l->{IS_VARYING}) { + $self->pidl("NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, 0));"); # array offset + $self->pidl("NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, $length));"); + } + + return $length; +} + +sub check_fully_dereferenced($$) +{ + my ($element, $env) = @_; + + return sub ($) { + my $origvar = shift; + my $check = 0; + + # Figure out the number of pointers in $ptr + my $expandedvar = $origvar; + $expandedvar =~ s/^(\**)//; + my $ptr = $1; + + my $var = undef; + foreach (keys %$env) { + if ($env->{$_} eq $expandedvar) { + $var = $_; + last; + } + } + + return($origvar) unless (defined($var)); + my $e; + foreach (@{$element->{PARENT}->{ELEMENTS}}) { + if ($_->{NAME} eq $var) { + $e = $_; + last; + } + } + + $e or die("Environment doesn't match siblings"); + + # See if pointer at pointer level $level + # needs to be checked. + my $nump = 0; + foreach (@{$e->{LEVELS}}) { + if ($_->{TYPE} eq "POINTER") { + $nump = $_->{POINTER_INDEX}+1; + } + } + warning($element->{ORIGINAL}, "Got pointer for `$e->{NAME}', expected fully derefenced variable") if ($nump > length($ptr)); + return ($origvar); + } +} + +sub check_null_pointer($$$$) +{ + my ($element, $env, $print_fn, $return) = @_; + + return sub ($) { + my $expandedvar = shift; + my $check = 0; + + # Figure out the number of pointers in $ptr + $expandedvar =~ s/^(\**)//; + my $ptr = $1; + + my $var = undef; + foreach (keys %$env) { + if ($env->{$_} eq $expandedvar) { + $var = $_; + last; + } + } + + if (defined($var)) { + my $e; + # lookup ptr in $e + foreach (@{$element->{PARENT}->{ELEMENTS}}) { + if ($_->{NAME} eq $var) { + $e = $_; + last; + } + } + + $e or die("Environment doesn't match siblings"); + + # See if pointer at pointer level $level + # needs to be checked. + foreach my $l (@{$e->{LEVELS}}) { + if ($l->{TYPE} eq "POINTER" and + $l->{POINTER_INDEX} == length($ptr)) { + # No need to check ref pointers + $check = ($l->{POINTER_TYPE} ne "ref"); + last; + } + + if ($l->{TYPE} eq "DATA") { + warning($element, "too much dereferences for `$var'"); + } + } + } else { + warning($element, "unknown dereferenced expression `$expandedvar'"); + $check = 1; + } + + $print_fn->("if ($ptr$expandedvar == NULL) $return") if $check; + } +} + +##################################################################### +# parse an array - pull side +sub ParseArrayPullHeader($$$$$$) +{ + my ($self,$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 = ParseExprExt($l->{SIZE_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, + "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"), + check_fully_dereferenced($e, $env)); + } + + if ((!$l->{IS_SURROUNDING}) and $l->{IS_CONFORMANT}) { + $self->pidl("NDR_CHECK(ndr_pull_array_size($ndr, " . get_pointer_to($var_name) . "));"); + } + + if ($l->{IS_VARYING}) { + $self->pidl("NDR_CHECK(ndr_pull_array_length($ndr, " . get_pointer_to($var_name) . "));"); + $length = "ndr_get_array_length($ndr, " . get_pointer_to($var_name) .")"; + } + + if ($length ne $size) { + $self->pidl("if ($length > $size) {"); + $self->indent; + $self->pidl("return ndr_pull_error($ndr, NDR_ERR_ARRAY_SIZE, \"Bad array size %u should exceed array length %u\", $size, $length);"); + $self->deindent; + $self->pidl("}"); + } + + if ($l->{IS_CONFORMANT} and not $l->{IS_ZERO_TERMINATED}) { + $self->defer("if ($var_name) {"); + $self->defer_indent; + my $size = ParseExprExt($l->{SIZE_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->defer(shift); }, + "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"), + check_fully_dereferenced($e, $env)); + $self->defer("NDR_CHECK(ndr_check_array_size($ndr, (void*)" . get_pointer_to($var_name) . ", $size));"); + $self->defer_deindent; + $self->defer("}"); + } + + if ($l->{IS_VARYING} and not $l->{IS_ZERO_TERMINATED}) { + $self->defer("if ($var_name) {"); + $self->defer_indent; + my $length = ParseExprExt($l->{LENGTH_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->defer(shift); }, + "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for length_is()\");"), + check_fully_dereferenced($e, $env)); + $self->defer("NDR_CHECK(ndr_check_array_length($ndr, (void*)" . get_pointer_to($var_name) . ", $length));"); + $self->defer_deindent; + $self->defer("}"); + } + + if (not $l->{IS_FIXED} and not is_charset_array($e, $l)) { + $self->AllocateArrayLevel($e,$l,$ndr,$var_name,$size); + } + + return $length; +} + +sub compression_alg($$) +{ + my ($e, $l) = @_; + my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION}); + + return $alg; +} + +sub compression_clen($$$) +{ + my ($e, $l, $env) = @_; + my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION}); + + return ParseExpr($clen, $env, $e->{ORIGINAL}); +} + +sub compression_dlen($$$) +{ + my ($e,$l,$env) = @_; + my ($alg, $clen, $dlen) = split(/,/, $l->{COMPRESSION}); + + return ParseExpr($dlen, $env, $e->{ORIGINAL}); +} + +sub ParseCompressionPushStart($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $comndr = "$ndr\_compressed"; + my $alg = compression_alg($e, $l); + my $dlen = compression_dlen($e, $l, $env); + + $self->pidl("{"); + $self->indent; + $self->pidl("struct ndr_push *$comndr;"); + $self->pidl("NDR_CHECK(ndr_push_compression_start($ndr, &$comndr, $alg, $dlen));"); + + return $comndr; +} + +sub ParseCompressionPushEnd($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $comndr = "$ndr\_compressed"; + my $alg = compression_alg($e, $l); + my $dlen = compression_dlen($e, $l, $env); + + $self->pidl("NDR_CHECK(ndr_push_compression_end($ndr, $comndr, $alg, $dlen));"); + $self->deindent; + $self->pidl("}"); +} + +sub ParseCompressionPullStart($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $comndr = "$ndr\_compressed"; + my $alg = compression_alg($e, $l); + my $dlen = compression_dlen($e, $l, $env); + + $self->pidl("{"); + $self->indent; + $self->pidl("struct ndr_pull *$comndr;"); + $self->pidl("NDR_CHECK(ndr_pull_compression_start($ndr, &$comndr, $alg, $dlen));"); + + return $comndr; +} + +sub ParseCompressionPullEnd($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $comndr = "$ndr\_compressed"; + my $alg = compression_alg($e, $l); + my $dlen = compression_dlen($e, $l, $env); + + $self->pidl("NDR_CHECK(ndr_pull_compression_end($ndr, $comndr, $alg, $dlen));"); + $self->deindent; + $self->pidl("}"); +} + +sub ParseSubcontextPushStart($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $subndr = "_ndr_$e->{NAME}"; + my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL}); + + $self->pidl("{"); + $self->indent; + $self->pidl("struct ndr_push *$subndr;"); + $self->pidl("NDR_CHECK(ndr_push_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));"); + + if (defined $l->{COMPRESSION}) { + $subndr = $self->ParseCompressionPushStart($e, $l, $subndr, $env); + } + + return $subndr; +} + +sub ParseSubcontextPushEnd($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $subndr = "_ndr_$e->{NAME}"; + my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL}); + + if (defined $l->{COMPRESSION}) { + $self->ParseCompressionPushEnd($e, $l, $subndr, $env); + } + + $self->pidl("NDR_CHECK(ndr_push_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));"); + $self->deindent; + $self->pidl("}"); +} + +sub ParseSubcontextPullStart($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $subndr = "_ndr_$e->{NAME}"; + my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL}); + + $self->pidl("{"); + $self->indent; + $self->pidl("struct ndr_pull *$subndr;"); + $self->pidl("NDR_CHECK(ndr_pull_subcontext_start($ndr, &$subndr, $l->{HEADER_SIZE}, $subcontext_size));"); + + if (defined $l->{COMPRESSION}) { + $subndr = $self->ParseCompressionPullStart($e, $l, $subndr, $env); + } + + return $subndr; +} + +sub ParseSubcontextPullEnd($$$$$) +{ + my ($self,$e,$l,$ndr,$env) = @_; + my $subndr = "_ndr_$e->{NAME}"; + my $subcontext_size = ParseExpr($l->{SUBCONTEXT_SIZE}, $env, $e->{ORIGINAL}); + + if (defined $l->{COMPRESSION}) { + $self->ParseCompressionPullEnd($e, $l, $subndr, $env); + } + + $self->pidl("NDR_CHECK(ndr_pull_subcontext_end($ndr, $subndr, $l->{HEADER_SIZE}, $subcontext_size));"); + $self->deindent; + $self->pidl("}"); +} + +sub ParseElementPushLevel +{ + my ($self,$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})) { + $var_name = get_pointer_to($var_name); + } + + if (defined($ndr_flags)) { + if ($l->{TYPE} eq "SUBCONTEXT") { + my $subndr = $self->ParseSubcontextPushStart($e, $l, $ndr, $env); + $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $subndr, $var_name, $env, 1, 1); + $self->ParseSubcontextPushEnd($e, $l, $ndr, $env); + } elsif ($l->{TYPE} eq "POINTER") { + $self->ParsePtrPush($e, $l, $ndr, $var_name); + } elsif ($l->{TYPE} eq "ARRAY") { + my $length = $self->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)) { + $self->pidl("NDR_CHECK(ndr_push_charset($ndr, $ndr_flags, $var_name, $length, sizeof(" . mapTypeName($nl->{DATA_TYPE}) . "), CH_$e->{PROPERTIES}->{charset}));"); + return; + } elsif (has_fast_array($e,$l)) { + $self->pidl("NDR_CHECK(ndr_push_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));"); + return; + } + } elsif ($l->{TYPE} eq "SWITCH") { + $self->ParseSwitchPush($e, $l, $ndr, $var_name, $env); + } elsif ($l->{TYPE} eq "DATA") { + $self->ParseDataPush($e, $l, $ndr, $var_name, $primitives, $deferred); + } elsif ($l->{TYPE} eq "TYPEDEF") { + $typefamily{$e->{DATA}->{TYPE}}->{PUSH_FN_BODY}->($self, $e->{DATA}, $ndr, $var_name); + } + } + + if ($l->{TYPE} eq "POINTER" and $deferred) { + if ($l->{POINTER_TYPE} ne "ref") { + $self->pidl("if ($var_name) {"); + $self->indent; + if ($l->{POINTER_TYPE} eq "relative") { + $self->pidl("NDR_CHECK(ndr_push_relative_ptr2($ndr, $var_name));"); + } + } + $var_name = get_value_of($var_name); + $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 1); + + if ($l->{POINTER_TYPE} ne "ref") { + $self->deindent; + $self->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, $e->{ORIGINAL}); + my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; + + $var_name = get_array_element($var_name, $counter); + + if (($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) { + $self->pidl("for ($counter = 0; $counter < $length; $counter++) {"); + $self->indent; + $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 0); + $self->deindent; + $self->pidl("}"); + } + + if ($deferred and ContainsDeferred($e, $l)) { + $self->pidl("for ($counter = 0; $counter < $length; $counter++) {"); + $self->indent; + $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 0, 1); + $self->deindent; + $self->pidl("}"); + } + } elsif ($l->{TYPE} eq "SWITCH") { + $self->ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, $primitives, $deferred); + } +} + +##################################################################### +# parse scalars in a structure element +sub ParseElementPush($$$$$$) +{ + my ($self,$e,$ndr,$env,$primitives,$deferred) = @_; + my $subndr = undef; + + my $var_name = $env->{$e->{NAME}}; + + return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0])); + + # Representation type is different from transmit_as + if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) { + $self->pidl("{"); + $self->indent; + my $transmit_name = "_transmit_$e->{NAME}"; + $self->pidl(mapTypeName($e->{TYPE}) ." $transmit_name;"); + $self->pidl("NDR_CHECK(ndr_$e->{REPRESENTATION_TYPE}_to_$e->{TYPE}($var_name, " . get_pointer_to($transmit_name) . "));"); + $var_name = $transmit_name; + } + + $var_name = append_prefix($e, $var_name); + + $self->start_flags($e, $ndr); + + if (defined(my $value = has_property($e, "value"))) { + $var_name = ParseExpr($value, $env, $e->{ORIGINAL}); + } + + $self->ParseElementPushLevel($e, $e->{LEVELS}[0], $ndr, $var_name, $env, $primitives, $deferred); + + $self->end_flags($e, $ndr); + + if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) { + $self->deindent; + $self->pidl("}"); + } +} + +##################################################################### +# parse a pointer in a struct element or function +sub ParsePtrPush($$$$$) +{ + my ($self,$e,$l,$ndr,$var_name) = @_; + + if ($l->{POINTER_TYPE} eq "ref") { + $self->pidl("if ($var_name == NULL) {"); + $self->indent; + $self->pidl("return ndr_push_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL [ref] pointer\");"); + $self->deindent; + $self->pidl("}"); + if ($l->{LEVEL} eq "EMBEDDED") { + $self->pidl("NDR_CHECK(ndr_push_ref_ptr(ndr));"); + } + } elsif ($l->{POINTER_TYPE} eq "relative") { + $self->pidl("NDR_CHECK(ndr_push_relative_ptr1($ndr, $var_name));"); + } elsif ($l->{POINTER_TYPE} eq "unique") { + $self->pidl("NDR_CHECK(ndr_push_unique_ptr($ndr, $var_name));"); + } elsif ($l->{POINTER_TYPE} eq "full") { + $self->pidl("NDR_CHECK(ndr_push_full_ptr($ndr, $var_name));"); + } else { + die("Unhandled pointer type $l->{POINTER_TYPE}"); + } +} + +sub need_pointer_to($$$) +{ + my ($e, $l, $scalar_only) = @_; + + my $t; + if (ref($l->{DATA_TYPE})) { + $t = "$l->{DATA_TYPE}->{TYPE}_$l->{DATA_TYPE}->{NAME}"; + } else { + $t = $l->{DATA_TYPE}; + } + + if (not Parse::Pidl::Typelist::is_scalar($t)) { + return 1 if $scalar_only; + } + + my $arrays = 0; + + foreach my $tl (@{$e->{LEVELS}}) { + last if $l == $tl; + if ($tl->{TYPE} eq "ARRAY") { + $arrays++; + } + } + + if (Parse::Pidl::Typelist::scalar_is_reference($t)) { + return 1 unless $arrays; + } + + return 0; +} + +sub ParseDataPrint($$$$$) +{ + my ($self, $e, $l, $ndr, $var_name) = @_; + + if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) { + + if (need_pointer_to($e, $l, 1)) { + $var_name = get_pointer_to($var_name); + } + + $self->pidl(TypeFunctionName("ndr_print", $l->{DATA_TYPE})."($ndr, \"$e->{NAME}\", $var_name);"); + } else { + $self->ParseTypePrint($l->{DATA_TYPE}, $ndr, $var_name); + } +} + +##################################################################### +# print scalars in a structure element +sub ParseElementPrint($$$$$) +{ + my($self, $e, $ndr, $var_name, $env) = @_; + + return if (has_property($e, "noprint")); + + if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) { + $self->pidl("ndr_print_$e->{REPRESENTATION_TYPE}($ndr, \"$e->{NAME}\", $var_name);"); + return; + } + + $var_name = append_prefix($e, $var_name); + + if (defined(my $value = has_property($e, "value"))) { + $var_name = "($ndr->flags & LIBNDR_PRINT_SET_VALUES)?" . ParseExpr($value,$env, $e->{ORIGINAL}) . ":$var_name"; + } + + foreach my $l (@{$e->{LEVELS}}) { + if ($l->{TYPE} eq "POINTER") { + $self->pidl("ndr_print_ptr($ndr, \"$e->{NAME}\", $var_name);"); + $self->pidl("$ndr->depth++;"); + if ($l->{POINTER_TYPE} ne "ref") { + $self->pidl("if ($var_name) {"); + $self->indent; + } + $var_name = get_value_of($var_name); + } elsif ($l->{TYPE} eq "ARRAY") { + my $length; + + if ($l->{IS_CONFORMANT} or $l->{IS_VARYING}) { + $var_name = get_pointer_to($var_name); + } + + if ($l->{IS_ZERO_TERMINATED}) { + $length = "ndr_string_length($var_name, sizeof(*$var_name))"; + } else { + $length = ParseExprExt($l->{LENGTH_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, "return;"), check_fully_dereferenced($e, $env)); + } + + if (is_charset_array($e,$l)) { + $self->pidl("ndr_print_string($ndr, \"$e->{NAME}\", $var_name);"); + last; + } elsif (has_fast_array($e, $l)) { + my $nl = GetNextLevel($e, $l); + $self->pidl("ndr_print_array_$nl->{DATA_TYPE}($ndr, \"$e->{NAME}\", $var_name, $length);"); + last; + } else { + my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; + + $self->pidl("$ndr->print($ndr, \"\%s: ARRAY(\%d)\", \"$e->{NAME}\", (int)$length);"); + $self->pidl("$ndr->depth++;"); + $self->pidl("for ($counter=0;$counter<$length;$counter++) {"); + $self->indent; + $self->pidl("char *idx_$l->{LEVEL_INDEX}=NULL;"); + $self->pidl("if (asprintf(&idx_$l->{LEVEL_INDEX}, \"[\%d]\", $counter) != -1) {"); + $self->indent; + + $var_name = get_array_element($var_name, $counter); + } + } elsif ($l->{TYPE} eq "DATA") { + $self->ParseDataPrint($e, $l, $ndr, $var_name); + } elsif ($l->{TYPE} eq "SWITCH") { + my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, "return;"), check_fully_dereferenced($e, $env)); + $self->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") { + $self->deindent; + $self->pidl("}"); + } + $self->pidl("$ndr->depth--;"); + } elsif (($l->{TYPE} eq "ARRAY") + and not is_charset_array($e,$l) + and not has_fast_array($e,$l)) { + $self->pidl("free(idx_$l->{LEVEL_INDEX});"); + $self->deindent; + $self->pidl("}"); + $self->deindent; + $self->pidl("}"); + $self->pidl("$ndr->depth--;"); + } + } +} + +##################################################################### +# parse scalars in a structure element - pull size +sub ParseSwitchPull($$$$$$) +{ + my($self,$e,$l,$ndr,$var_name,$env) = @_; + my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, + "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for switch_is()\");"), + check_fully_dereferenced($e, $env)); + + $var_name = get_pointer_to($var_name); + $self->pidl("NDR_CHECK(ndr_pull_set_switch_value($ndr, $var_name, $switch_var));"); +} + +##################################################################### +# push switch element +sub ParseSwitchPush($$$$$$) +{ + my($self,$e,$l,$ndr,$var_name,$env) = @_; + my $switch_var = ParseExprExt($l->{SWITCH_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, + "return ndr_push_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for switch_is()\");"), + check_fully_dereferenced($e, $env)); + + $var_name = get_pointer_to($var_name); + $self->pidl("NDR_CHECK(ndr_push_set_switch_value($ndr, $var_name, $switch_var));"); +} + +sub ParseDataPull($$$$$$$) +{ + my ($self,$e,$l,$ndr,$var_name,$primitives,$deferred) = @_; + + if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) { + + my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred); + + if (need_pointer_to($e, $l, 0)) { + $var_name = get_pointer_to($var_name); + } + + $var_name = get_pointer_to($var_name); + + $self->pidl("NDR_CHECK(".TypeFunctionName("ndr_pull", $l->{DATA_TYPE})."($ndr, $ndr_flags, $var_name));"); + + if (my $range = has_property($e, "range")) { + $var_name = get_value_of($var_name); + my ($low, $high) = split(/,/, $range, 2); + $self->pidl("if ($var_name < $low || $var_name > $high) {"); + $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_RANGE, \"value out of range\");"); + $self->pidl("}"); + } + } else { + $self->ParseTypePull($l->{DATA_TYPE}, $ndr, $var_name, $primitives, $deferred); + } +} + +sub ParseDataPush($$$$$$$) +{ + my ($self,$e,$l,$ndr,$var_name,$primitives,$deferred) = @_; + + if (not ref($l->{DATA_TYPE}) or defined($l->{DATA_TYPE}->{NAME})) { + + my $ndr_flags = CalcNdrFlags($l, $primitives, $deferred); + + # strings are passed by value rather than reference + if (need_pointer_to($e, $l, 1)) { + $var_name = get_pointer_to($var_name); + } + + $self->pidl("NDR_CHECK(".TypeFunctionName("ndr_push", $l->{DATA_TYPE})."($ndr, $ndr_flags, $var_name));"); + } else { + $self->ParseTypePush($l->{DATA_TYPE}, $ndr, $var_name, $primitives, $deferred); + } +} + +sub CalcNdrFlags($$$) +{ + 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 ParseMemCtxPullFlags($$$$) +{ + my ($self, $e, $l) = @_; + + return undef unless ($l->{TYPE} eq "POINTER" or $l->{TYPE} eq "ARRAY"); + + return undef if ($l->{TYPE} eq "ARRAY" and $l->{IS_FIXED}); + return undef if has_fast_array($e, $l); + return undef if is_charset_array($e, $l); + + my $mem_flags = "0"; + + if (($l->{TYPE} eq "POINTER") and ($l->{POINTER_TYPE} eq "ref")) { + my $nl = GetNextLevel($e, $l); + my $next_is_array = ($nl->{TYPE} eq "ARRAY"); + my $next_is_string = (($nl->{TYPE} eq "DATA") and + ($nl->{DATA_TYPE} eq "string")); + if ($next_is_array or $next_is_string) { + return undef; + } elsif ($l->{LEVEL} eq "TOP") { + $mem_flags = "LIBNDR_FLAG_REF_ALLOC"; + } + } + + return $mem_flags; +} + +sub ParseMemCtxPullStart($$$$$) +{ + my ($self, $e, $l, $ndr, $ptr_name) = @_; + + my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}"; + my $mem_c_ctx = $ptr_name; + my $mem_c_flags = $self->ParseMemCtxPullFlags($e, $l); + + return unless defined($mem_c_flags); + + $self->pidl("$mem_r_ctx = NDR_PULL_GET_MEM_CTX($ndr);"); + $self->pidl("NDR_PULL_SET_MEM_CTX($ndr, $mem_c_ctx, $mem_c_flags);"); +} + +sub ParseMemCtxPullEnd($$$$) +{ + my ($self, $e, $l, $ndr) = @_; + + my $mem_r_ctx = "_mem_save_$e->{NAME}_$l->{LEVEL_INDEX}"; + my $mem_r_flags = $self->ParseMemCtxPullFlags($e, $l); + + return unless defined($mem_r_flags); + + $self->pidl("NDR_PULL_SET_MEM_CTX($ndr, $mem_r_ctx, $mem_r_flags);"); +} + +sub CheckStringTerminator($$$$$) +{ + my ($self,$ndr,$e,$l,$length) = @_; + my $nl = GetNextLevel($e, $l); + + # Make sure last element is zero! + $self->pidl("NDR_CHECK(ndr_check_string_terminator($ndr, $length, sizeof($nl->{DATA_TYPE}_t)));"); +} + +sub ParseElementPullLevel +{ + my($self,$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})) { + $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 = $self->ParseSubcontextPullStart($e, $l, $ndr, $env); + $self->ParseElementPullLevel($e, GetNextLevel($e,$l), $subndr, $var_name, $env, 1, 1); + $self->ParseSubcontextPullEnd($e, $l, $ndr, $env); + } elsif ($l->{TYPE} eq "ARRAY") { + my $length = $self->ParseArrayPullHeader($e, $l, $ndr, $var_name, $env); + + my $nl = GetNextLevel($e, $l); + + if (is_charset_array($e,$l)) { + if ($l->{IS_ZERO_TERMINATED}) { + $self->CheckStringTerminator($ndr, $e, $l, $length); + } + $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}));"); + return; + } elsif (has_fast_array($e, $l)) { + if ($l->{IS_ZERO_TERMINATED}) { + $self->CheckStringTerminator($ndr,$e,$l,$length); + } + $self->pidl("NDR_CHECK(ndr_pull_array_$nl->{DATA_TYPE}($ndr, $ndr_flags, $var_name, $length));"); + return; + } + } elsif ($l->{TYPE} eq "POINTER") { + $self->ParsePtrPull($e, $l, $ndr, $var_name); + } elsif ($l->{TYPE} eq "SWITCH") { + $self->ParseSwitchPull($e, $l, $ndr, $var_name, $env); + } elsif ($l->{TYPE} eq "DATA") { + $self->ParseDataPull($e, $l, $ndr, $var_name, $primitives, $deferred); + } elsif ($l->{TYPE} eq "TYPEDEF") { + $typefamily{$e->{DATA}->{TYPE}}->{PULL_FN_BODY}->($self, $e->{DATA}, $ndr, $var_name); + } + } + + # add additional constructions + if ($l->{TYPE} eq "POINTER" and $deferred) { + if ($l->{POINTER_TYPE} ne "ref") { + $self->pidl("if ($var_name) {"); + $self->indent; + + if ($l->{POINTER_TYPE} eq "relative") { + $self->pidl("uint32_t _relative_save_offset;"); + $self->pidl("_relative_save_offset = $ndr->offset;"); + $self->pidl("NDR_CHECK(ndr_pull_relative_ptr2($ndr, $var_name));"); + } + } + + $self->ParseMemCtxPullStart($e, $l, $ndr, $var_name); + + $var_name = get_value_of($var_name); + $self->ParseElementPullLevel($e, GetNextLevel($e,$l), $ndr, $var_name, $env, 1, 1); + + $self->ParseMemCtxPullEnd($e, $l, $ndr); + + if ($l->{POINTER_TYPE} ne "ref") { + if ($l->{POINTER_TYPE} eq "relative") { + $self->pidl("$ndr->offset = _relative_save_offset;"); + } + $self->deindent; + $self->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, $e->{ORIGINAL}); + my $counter = "cntr_$e->{NAME}_$l->{LEVEL_INDEX}"; + my $array_name = $var_name; + + $var_name = get_array_element($var_name, $counter); + + $self->ParseMemCtxPullStart($e, $l, $ndr, $array_name); + + if (($primitives and not $l->{IS_DEFERRED}) or ($deferred and $l->{IS_DEFERRED})) { + my $nl = GetNextLevel($e,$l); + + if ($l->{IS_ZERO_TERMINATED}) { + $self->CheckStringTerminator($ndr,$e,$l,$length); + } + + $self->pidl("for ($counter = 0; $counter < $length; $counter++) {"); + $self->indent; + $self->ParseElementPullLevel($e, $nl, $ndr, $var_name, $env, 1, 0); + $self->deindent; + $self->pidl("}"); + } + + if ($deferred and ContainsDeferred($e, $l)) { + $self->pidl("for ($counter = 0; $counter < $length; $counter++) {"); + $self->indent; + $self->ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 0, 1); + $self->deindent; + $self->pidl("}"); + } + + $self->ParseMemCtxPullEnd($e, $l, $ndr); + + } elsif ($l->{TYPE} eq "SWITCH") { + $self->ParseElementPullLevel($e, GetNextLevel($e,$l), $ndr, $var_name, $env, $primitives, $deferred); + } +} + +##################################################################### +# parse scalars in a structure element - pull size +sub ParseElementPull($$$$$$) +{ + my($self,$e,$ndr,$env,$primitives,$deferred) = @_; + + my $var_name = $env->{$e->{NAME}}; + my $represent_name; + my $transmit_name; + + return unless $primitives or ($deferred and ContainsDeferred($e, $e->{LEVELS}[0])); + + if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) { + $self->pidl("{"); + $self->indent; + $represent_name = $var_name; + $transmit_name = "_transmit_$e->{NAME}"; + $var_name = $transmit_name; + $self->pidl(mapTypeName($e->{TYPE})." $var_name;"); + } + + $var_name = append_prefix($e, $var_name); + + $self->start_flags($e, $ndr); + + $self->ParseElementPullLevel($e,$e->{LEVELS}[0],$ndr,$var_name,$env,$primitives,$deferred); + + $self->end_flags($e, $ndr); + + # Representation type is different from transmit_as + if ($e->{REPRESENTATION_TYPE} ne $e->{TYPE}) { + $self->pidl("NDR_CHECK(ndr_$e->{TYPE}_to_$e->{REPRESENTATION_TYPE}($transmit_name, ".get_pointer_to($represent_name)."));"); + $self->deindent; + $self->pidl("}"); + } +} + +##################################################################### +# parse a pointer in a struct element or function +sub ParsePtrPull($$$$$) +{ + my($self, $e,$l,$ndr,$var_name) = @_; + + my $nl = GetNextLevel($e, $l); + my $next_is_array = ($nl->{TYPE} eq "ARRAY"); + my $next_is_string = (($nl->{TYPE} eq "DATA") and + ($nl->{DATA_TYPE} eq "string")); + + if ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "TOP") { + + if (!$next_is_array and !$next_is_string) { + $self->pidl("if ($ndr->flags & LIBNDR_FLAG_REF_ALLOC) {"); + $self->pidl("\tNDR_PULL_ALLOC($ndr, $var_name);"); + $self->pidl("}"); + } + + return; + } elsif ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "EMBEDDED") { + $self->pidl("NDR_CHECK(ndr_pull_ref_ptr($ndr, &_ptr_$e->{NAME}));"); + } elsif (($l->{POINTER_TYPE} eq "unique") or + ($l->{POINTER_TYPE} eq "relative") or + ($l->{POINTER_TYPE} eq "full")) { + $self->pidl("NDR_CHECK(ndr_pull_generic_ptr($ndr, &_ptr_$e->{NAME}));"); + } else { + die("Unhandled pointer type $l->{POINTER_TYPE}"); + } + + $self->pidl("if (_ptr_$e->{NAME}) {"); + $self->indent; + + # Don't do this for arrays, they're allocated at the actual level + # of the array + unless ($next_is_array or $next_is_string) { + $self->pidl("NDR_PULL_ALLOC($ndr, $var_name);"); + } else { + # FIXME: Yes, this is nasty. + # We allocate an array twice + # - once just to indicate that it's there, + # - then the real allocation... + $self->pidl("NDR_PULL_ALLOC($ndr, $var_name);"); + } + + #$self->pidl("memset($var_name, 0, sizeof($var_name));"); + if ($l->{POINTER_TYPE} eq "relative") { + $self->pidl("NDR_CHECK(ndr_pull_relative_ptr1($ndr, $var_name, _ptr_$e->{NAME}));"); + } + $self->deindent; + $self->pidl("} else {"); + $self->pidl("\t$var_name = NULL;"); + $self->pidl("}"); +} + +sub ParseStructPushPrimitives($$$$$) +{ + my ($self, $struct, $ndr, $varname, $env) = @_; + + # see if the structure contains a conformant array. If it + # does, then it must be the last element of the structure, and + # we need to push the conformant length early, as it fits on + # the wire before the structure (and even before the structure + # alignment) + if (defined($struct->{SURROUNDING_ELEMENT})) { + my $e = $struct->{SURROUNDING_ELEMENT}; + + if (defined($e->{LEVELS}[0]) and + $e->{LEVELS}[0]->{TYPE} eq "ARRAY") { + my $size; + + if ($e->{LEVELS}[0]->{IS_ZERO_TERMINATED}) { + if (has_property($e, "charset")) { + $size = "ndr_charset_length($varname->$e->{NAME}, CH_$e->{PROPERTIES}->{charset})"; + } else { + $size = "ndr_string_length($varname->$e->{NAME}, sizeof(*$varname->$e->{NAME}))"; + } + } else { + $size = ParseExpr($e->{LEVELS}[0]->{SIZE_IS}, $env, $e->{ORIGINAL}); + } + + $self->pidl("NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, $size));"); + } else { + $self->pidl("NDR_CHECK(ndr_push_uint32($ndr, NDR_SCALARS, ndr_string_array_size($ndr, $varname->$e->{NAME})));"); + } + } + + $self->pidl("NDR_CHECK(ndr_push_align($ndr, $struct->{ALIGN}));"); + + if (defined($struct->{PROPERTIES}{relative_base})) { + # set the current offset as base for relative pointers + # and store it based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset1($ndr, $varname, $ndr->offset));"); + } + + $self->ParseElementPush($_, $ndr, $env, 1, 0) foreach (@{$struct->{ELEMENTS}}); +} + +sub ParseStructPushDeferred($$$$) +{ + my ($self, $struct, $ndr, $varname, $env) = @_; + if (defined($struct->{PROPERTIES}{relative_base})) { + # retrieve the current offset as base for relative pointers + # based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset2($ndr, $varname));"); + } + $self->ParseElementPush($_, $ndr, $env, 0, 1) foreach (@{$struct->{ELEMENTS}}); +} + +##################################################################### +# parse a struct +sub ParseStructPush($$$$) +{ + my ($self, $struct, $ndr, $varname) = @_; + + return unless defined($struct->{ELEMENTS}); + + my $env = GenerateStructEnv($struct, $varname); + + EnvSubstituteValue($env, $struct); + + $self->DeclareArrayVariables($_) foreach (@{$struct->{ELEMENTS}}); + + $self->start_flags($struct, $ndr); + + $self->pidl("if (ndr_flags & NDR_SCALARS) {"); + $self->indent; + $self->ParseStructPushPrimitives($struct, $ndr, $varname, $env); + $self->deindent; + $self->pidl("}"); + + $self->pidl("if (ndr_flags & NDR_BUFFERS) {"); + $self->indent; + $self->ParseStructPushDeferred($struct, $ndr, $varname, $env); + $self->deindent; + $self->pidl("}"); + + $self->end_flags($struct, $ndr); +} + +##################################################################### +# generate a push function for an enum +sub ParseEnumPush($$$$) +{ + my($self,$enum,$ndr,$varname) = @_; + my($type_fn) = $enum->{BASE_TYPE}; + + $self->start_flags($enum, $ndr); + $self->pidl("NDR_CHECK(ndr_push_$type_fn($ndr, NDR_SCALARS, $varname));"); + $self->end_flags($enum, $ndr); +} + +##################################################################### +# generate a pull function for an enum +sub ParseEnumPull($$$$) +{ + my($self,$enum,$ndr,$varname) = @_; + my($type_fn) = $enum->{BASE_TYPE}; + my($type_v_decl) = mapTypeName($type_fn); + + $self->pidl("$type_v_decl v;"); + $self->start_flags($enum, $ndr); + $self->pidl("NDR_CHECK(ndr_pull_$type_fn($ndr, NDR_SCALARS, &v));"); + $self->pidl("*$varname = v;"); + + $self->end_flags($enum, $ndr); +} + +##################################################################### +# generate a print function for an enum +sub ParseEnumPrint($$$$$) +{ + my($self,$enum,$ndr,$name,$varname) = @_; + + $self->pidl("const char *val = NULL;"); + $self->pidl(""); + + $self->start_flags($enum, $ndr); + + $self->pidl("switch ($varname) {"); + $self->indent; + my $els = \@{$enum->{ELEMENTS}}; + foreach my $i (0 .. $#{$els}) { + my $e = ${$els}[$i]; + chomp $e; + if ($e =~ /^(.*)=/) { + $e = $1; + } + $self->pidl("case $e: val = \"$e\"; break;"); + } + + $self->deindent; + $self->pidl("}"); + + $self->pidl("ndr_print_enum($ndr, name, \"$enum->{TYPE}\", val, $varname);"); + + $self->end_flags($enum, $ndr); +} + +sub DeclEnum($$$$) +{ + my ($e,$t,$name,$varname) = @_; + return "enum $name " . + ($t eq "pull"?"*":"") . $varname; +} + +$typefamily{ENUM} = { + DECL => \&DeclEnum, + PUSH_FN_BODY => \&ParseEnumPush, + PULL_FN_BODY => \&ParseEnumPull, + PRINT_FN_BODY => \&ParseEnumPrint, +}; + +##################################################################### +# generate a push function for a bitmap +sub ParseBitmapPush($$$$) +{ + my($self,$bitmap,$ndr,$varname) = @_; + my($type_fn) = $bitmap->{BASE_TYPE}; + + $self->start_flags($bitmap, $ndr); + + $self->pidl("NDR_CHECK(ndr_push_$type_fn($ndr, NDR_SCALARS, $varname));"); + + $self->end_flags($bitmap, $ndr); +} + +##################################################################### +# generate a pull function for an bitmap +sub ParseBitmapPull($$$$) +{ + my($self,$bitmap,$ndr,$varname) = @_; + my $type_fn = $bitmap->{BASE_TYPE}; + my($type_decl) = mapTypeName($bitmap->{BASE_TYPE}); + + $self->pidl("$type_decl v;"); + $self->start_flags($bitmap, $ndr); + $self->pidl("NDR_CHECK(ndr_pull_$type_fn($ndr, NDR_SCALARS, &v));"); + $self->pidl("*$varname = v;"); + + $self->end_flags($bitmap, $ndr); +} + +##################################################################### +# generate a print function for an bitmap +sub ParseBitmapPrintElement($$$$$$) +{ + my($self,$e,$bitmap,$ndr,$name,$varname) = @_; + my($type_decl) = mapTypeName($bitmap->{BASE_TYPE}); + my($type_fn) = $bitmap->{BASE_TYPE}; + my($flag); + + if ($e =~ /^(\w+) .*$/) { + $flag = "$1"; + } else { + die "Bitmap: \"$name\" invalid Flag: \"$e\""; + } + + $self->pidl("ndr_print_bitmap_flag($ndr, sizeof($type_decl), \"$flag\", $flag, $varname);"); +} + +##################################################################### +# generate a print function for an bitmap +sub ParseBitmapPrint($$$$$) +{ + my($self,$bitmap,$ndr,$name,$varname) = @_; + my($type_decl) = mapTypeName($bitmap->{TYPE}); + my($type_fn) = $bitmap->{BASE_TYPE}; + + $self->start_flags($bitmap, $ndr); + + $self->pidl("ndr_print_$type_fn($ndr, name, $varname);"); + + $self->pidl("$ndr->depth++;"); + foreach my $e (@{$bitmap->{ELEMENTS}}) { + $self->ParseBitmapPrintElement($e, $bitmap, $ndr, $name, $varname); + } + $self->pidl("$ndr->depth--;"); + + $self->end_flags($bitmap, $ndr); +} + +sub DeclBitmap($$$$) +{ + my ($e,$t,$name,$varname) = @_; + return mapTypeName(Parse::Pidl::Typelist::bitmap_type_fn($e)) . + ($t eq "pull"?" *":" ") . $varname; +} + +$typefamily{BITMAP} = { + DECL => \&DeclBitmap, + PUSH_FN_BODY => \&ParseBitmapPush, + PULL_FN_BODY => \&ParseBitmapPull, + PRINT_FN_BODY => \&ParseBitmapPrint, +}; + +##################################################################### +# generate a struct print function +sub ParseStructPrint($$$$$) +{ + my($self,$struct,$ndr,$name,$varname) = @_; + + return unless defined $struct->{ELEMENTS}; + + my $env = GenerateStructEnv($struct, $varname); + + $self->DeclareArrayVariables($_) foreach (@{$struct->{ELEMENTS}}); + + $self->pidl("ndr_print_struct($ndr, name, \"$name\");"); + + $self->start_flags($struct, $ndr); + + $self->pidl("$ndr->depth++;"); + + $self->ParseElementPrint($_, $ndr, $env->{$_->{NAME}}, $env) + foreach (@{$struct->{ELEMENTS}}); + $self->pidl("$ndr->depth--;"); + + $self->end_flags($struct, $ndr); +} + +sub DeclarePtrVariables($$) +{ + my ($self,$e) = @_; + foreach my $l (@{$e->{LEVELS}}) { + if ($l->{TYPE} eq "POINTER" and + not ($l->{POINTER_TYPE} eq "ref" and $l->{LEVEL} eq "TOP")) { + $self->pidl("uint32_t _ptr_$e->{NAME};"); + last; + } + } +} + +sub DeclareArrayVariables($$) +{ + my ($self,$e) = @_; + + foreach my $l (@{$e->{LEVELS}}) { + next if has_fast_array($e,$l); + next if is_charset_array($e,$l); + if ($l->{TYPE} eq "ARRAY") { + $self->pidl("uint32_t cntr_$e->{NAME}_$l->{LEVEL_INDEX};"); + } + } +} + +sub DeclareMemCtxVariables($$) +{ + my ($self,$e) = @_; + foreach my $l (@{$e->{LEVELS}}) { + my $mem_flags = $self->ParseMemCtxPullFlags($e, $l); + if (defined($mem_flags)) { + $self->pidl("TALLOC_CTX *_mem_save_$e->{NAME}_$l->{LEVEL_INDEX};"); + } + } +} + +sub ParseStructPullPrimitives($$$$$) +{ + my($self,$struct,$ndr,$varname,$env) = @_; + + if (defined $struct->{SURROUNDING_ELEMENT}) { + $self->pidl("NDR_CHECK(ndr_pull_array_size($ndr, &$varname->$struct->{SURROUNDING_ELEMENT}->{NAME}));"); + } + + $self->pidl("NDR_CHECK(ndr_pull_align($ndr, $struct->{ALIGN}));"); + + if (defined($struct->{PROPERTIES}{relative_base})) { + # set the current offset as base for relative pointers + # and store it based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset1($ndr, $varname, $ndr->offset));"); + } + + $self->ParseElementPull($_, $ndr, $env, 1, 0) foreach (@{$struct->{ELEMENTS}}); + + $self->add_deferred(); +} + +sub ParseStructPullDeferred($$$$$) +{ + my ($self,$struct,$ndr,$varname,$env) = @_; + + if (defined($struct->{PROPERTIES}{relative_base})) { + # retrieve the current offset as base for relative pointers + # based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset2($ndr, $varname));"); + } + foreach my $e (@{$struct->{ELEMENTS}}) { + $self->ParseElementPull($e, $ndr, $env, 0, 1); + } + + $self->add_deferred(); +} + +##################################################################### +# parse a struct - pull side +sub ParseStructPull($$$$) +{ + my($self,$struct,$ndr,$varname) = @_; + + return unless defined $struct->{ELEMENTS}; + + # declare any internal pointers we need + foreach my $e (@{$struct->{ELEMENTS}}) { + $self->DeclarePtrVariables($e); + $self->DeclareArrayVariables($e); + $self->DeclareMemCtxVariables($e); + } + + $self->start_flags($struct, $ndr); + + my $env = GenerateStructEnv($struct, $varname); + + $self->pidl("if (ndr_flags & NDR_SCALARS) {"); + $self->indent; + $self->ParseStructPullPrimitives($struct,$ndr,$varname,$env); + $self->deindent; + $self->pidl("}"); + $self->pidl("if (ndr_flags & NDR_BUFFERS) {"); + $self->indent; + $self->ParseStructPullDeferred($struct,$ndr,$varname,$env); + $self->deindent; + $self->pidl("}"); + + $self->end_flags($struct, $ndr); +} + +##################################################################### +# calculate size of ndr struct +sub ParseStructNdrSize($$$$) +{ + my ($self,$t, $name, $varname) = @_; + my $sizevar; + + if (my $flags = has_property($t, "flag")) { + $self->pidl("flags |= $flags;"); + } + $self->pidl("return ndr_size_struct($varname, flags, (ndr_push_flags_fn_t)ndr_push_$name);"); +} + +sub DeclStruct($$$$) +{ + my ($e,$t,$name,$varname) = @_; + return ($t ne "pull"?"const ":"") . "struct $name *$varname"; +} + +sub ArgsStructNdrSize($$$) +{ + my ($d, $name, $varname) = @_; + return "const struct $name *$varname, 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($$$) +{ + my ($self, $t, $name, $varname) = @_; + my $sizevar; + + if (my $flags = has_property($t, "flag")) { + $self->pidl("flags |= $flags;"); + } + + $self->pidl("return ndr_size_union($varname, flags, level, (ndr_push_flags_fn_t)ndr_push_$name);"); +} + +sub ParseUnionPushPrimitives($$$$) +{ + my ($self, $e, $ndr ,$varname) = @_; + + my $have_default = 0; + + $self->pidl("int level = ndr_push_get_switch_value($ndr, $varname);"); + + if (defined($e->{SWITCH_TYPE})) { + $self->pidl("NDR_CHECK(ndr_push_$e->{SWITCH_TYPE}($ndr, NDR_SCALARS, level));"); + } + + $self->pidl("switch (level) {"); + $self->indent; + foreach my $el (@{$e->{ELEMENTS}}) { + if ($el->{CASE} eq "default") { + $have_default = 1; + } + $self->pidl("$el->{CASE}: {"); + + if ($el->{TYPE} ne "EMPTY") { + $self->indent; + if (defined($e->{PROPERTIES}{relative_base})) { + $self->pidl("NDR_CHECK(ndr_push_align($ndr, $el->{ALIGN}));"); + # set the current offset as base for relative pointers + # and store it based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset1($ndr, $varname, $ndr->offset));"); + } + $self->DeclareArrayVariables($el); + $self->ParseElementPush($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 1, 0); + $self->deindent; + } + $self->pidl("break; }"); + $self->pidl(""); + } + if (! $have_default) { + $self->pidl("default:"); + $self->pidl("\treturn ndr_push_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"); + } + $self->deindent; + $self->pidl("}"); +} + +sub ParseUnionPushDeferred($$$$) +{ + my ($self,$e,$ndr,$varname) = @_; + + my $have_default = 0; + + $self->pidl("int level = ndr_push_get_switch_value($ndr, $varname);"); + if (defined($e->{PROPERTIES}{relative_base})) { + # retrieve the current offset as base for relative pointers + # based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_push_setup_relative_base_offset2($ndr, $varname));"); + } + $self->pidl("switch (level) {"); + $self->indent; + foreach my $el (@{$e->{ELEMENTS}}) { + if ($el->{CASE} eq "default") { + $have_default = 1; + } + + $self->pidl("$el->{CASE}:"); + if ($el->{TYPE} ne "EMPTY") { + $self->indent; + $self->ParseElementPush($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 0, 1); + $self->deindent; + } + $self->pidl("break;"); + $self->pidl(""); + } + if (! $have_default) { + $self->pidl("default:"); + $self->pidl("\treturn ndr_push_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"); + } + $self->deindent; + $self->pidl("}"); +} + +##################################################################### +# parse a union - push side +sub ParseUnionPush($$$$) +{ + my ($self,$e,$ndr,$varname) = @_; + my $have_default = 0; + + $self->start_flags($e, $ndr); + + $self->pidl("if (ndr_flags & NDR_SCALARS) {"); + $self->indent; + $self->ParseUnionPushPrimitives($e, $ndr, $varname); + $self->deindent; + $self->pidl("}"); + $self->pidl("if (ndr_flags & NDR_BUFFERS) {"); + $self->indent; + $self->ParseUnionPushDeferred($e, $ndr, $varname); + $self->deindent; + $self->pidl("}"); + $self->end_flags($e, $ndr); +} + +##################################################################### +# print a union +sub ParseUnionPrint($$$$$) +{ + my ($self,$e,$ndr,$name,$varname) = @_; + my $have_default = 0; + + $self->pidl("int level;"); + foreach my $el (@{$e->{ELEMENTS}}) { + $self->DeclareArrayVariables($el); + } + + $self->start_flags($e, $ndr); + + $self->pidl("level = ndr_print_get_switch_value($ndr, $varname);"); + + $self->pidl("ndr_print_union($ndr, name, level, \"$name\");"); + + $self->pidl("switch (level) {"); + $self->indent; + foreach my $el (@{$e->{ELEMENTS}}) { + if ($el->{CASE} eq "default") { + $have_default = 1; + } + $self->pidl("$el->{CASE}:"); + if ($el->{TYPE} ne "EMPTY") { + $self->indent; + $self->ParseElementPrint($el, $ndr, "$varname->$el->{NAME}", {}); + $self->deindent; + } + $self->pidl("break;"); + $self->pidl(""); + } + if (! $have_default) { + $self->pidl("default:"); + $self->pidl("\tndr_print_bad_level($ndr, name, level);"); + } + $self->deindent; + $self->pidl("}"); + + $self->end_flags($e, $ndr); +} + +sub ParseUnionPullPrimitives($$$$$) +{ + my ($self,$e,$ndr,$varname,$switch_type) = @_; + my $have_default = 0; + + if (defined($switch_type)) { + $self->pidl("NDR_CHECK(ndr_pull_$switch_type($ndr, NDR_SCALARS, &_level));"); + $self->pidl("if (_level != level) {"); + $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value %u for $varname\", _level);"); + $self->pidl("}"); + } + + $self->pidl("switch (level) {"); + $self->indent; + foreach my $el (@{$e->{ELEMENTS}}) { + if ($el->{CASE} eq "default") { + $have_default = 1; + } + $self->pidl("$el->{CASE}: {"); + + if ($el->{TYPE} ne "EMPTY") { + $self->indent; + $self->DeclarePtrVariables($el); + $self->DeclareArrayVariables($el); + if (defined($e->{PROPERTIES}{relative_base})) { + $self->pidl("NDR_CHECK(ndr_pull_align($ndr, $el->{ALIGN}));"); + # set the current offset as base for relative pointers + # and store it based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset1($ndr, $varname, $ndr->offset));"); + } + $self->ParseElementPull($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 1, 0); + $self->deindent; + } + $self->pidl("break; }"); + $self->pidl(""); + } + if (! $have_default) { + $self->pidl("default:"); + $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"); + } + $self->deindent; + $self->pidl("}"); +} + +sub ParseUnionPullDeferred($$$$) +{ + my ($self,$e,$ndr,$varname) = @_; + my $have_default = 0; + + if (defined($e->{PROPERTIES}{relative_base})) { + # retrieve the current offset as base for relative pointers + # based on the toplevel struct/union + $self->pidl("NDR_CHECK(ndr_pull_setup_relative_base_offset2($ndr, $varname));"); + } + $self->pidl("switch (level) {"); + $self->indent; + foreach my $el (@{$e->{ELEMENTS}}) { + if ($el->{CASE} eq "default") { + $have_default = 1; + } + + $self->pidl("$el->{CASE}:"); + if ($el->{TYPE} ne "EMPTY") { + $self->indent; + $self->ParseElementPull($el, $ndr, {$el->{NAME} => "$varname->$el->{NAME}"}, 0, 1); + $self->deindent; + } + $self->pidl("break;"); + $self->pidl(""); + } + if (! $have_default) { + $self->pidl("default:"); + $self->pidl("\treturn ndr_pull_error($ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);"); + } + $self->deindent; + $self->pidl("}"); + + +} + +##################################################################### +# parse a union - pull side +sub ParseUnionPull($$$$) +{ + my ($self,$e,$ndr,$varname) = @_; + my $switch_type = $e->{SWITCH_TYPE}; + + $self->pidl("int level;"); + if (defined($switch_type)) { + if (Parse::Pidl::Typelist::typeIs($switch_type, "ENUM")) { + $switch_type = Parse::Pidl::Typelist::enum_type_fn(getType($switch_type)->{DATA}); + } + $self->pidl(mapTypeName($switch_type) . " _level;"); + } + + my %double_cases = (); + foreach my $el (@{$e->{ELEMENTS}}) { + next if ($el->{TYPE} eq "EMPTY"); + next if ($double_cases{"$el->{NAME}"}); + $self->DeclareMemCtxVariables($el); + $double_cases{"$el->{NAME}"} = 1; + } + + $self->start_flags($e, $ndr); + + $self->pidl("level = ndr_pull_get_switch_value($ndr, $varname);"); + + $self->pidl("if (ndr_flags & NDR_SCALARS) {"); + $self->indent; + $self->ParseUnionPullPrimitives($e,$ndr,$varname,$switch_type); + $self->deindent; + $self->pidl("}"); + + $self->pidl("if (ndr_flags & NDR_BUFFERS) {"); + $self->indent; + $self->ParseUnionPullDeferred($e,$ndr,$varname); + $self->deindent; + $self->pidl("}"); + + $self->add_deferred(); + + $self->end_flags($e, $ndr); +} + +sub DeclUnion($$$$) +{ + my ($e,$t,$name,$varname) = @_; + return ($t ne "pull"?"const ":"") . "union $name *$varname"; +} + +sub ArgsUnionNdrSize($$) +{ + my ($d,$name) = @_; + return "const union $name *r, uint32_t level, int flags"; +} + +$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($$$$) +{ + my($self,$e,$ndr,$varname) = @_; + + my $env; + + $env->{$e->{NAME}} = $varname; + + $self->ParseElementPushLevel($e, $e->{LEVELS}[0], $ndr, $varname, $env, 1, 1); +} + +##################################################################### +# parse a typedef - pull side +sub ParseTypedefPull($$$$) +{ + my($self,$e,$ndr,$varname) = @_; + + my $env; + + $env->{$e->{NAME}} = $varname; + + $self->ParseElementPullLevel($e, $e->{LEVELS}[0], $ndr, $varname, $env, 1, 1); +} + +##################################################################### +# parse a typedef - print side +sub ParseTypedefPrint($$$$$) +{ + my($self,$e,$ndr,$name,$varname) = @_; + + $typefamily{$e->{DATA}->{TYPE}}->{PRINT_FN_BODY}->($self, $e->{DATA}, $ndr, $name, $varname); +} + +##################################################################### +## calculate the size of a structure +sub ParseTypedefNdrSize($$$$) +{ + my($self,$t,$name,$varname) = @_; + + $typefamily{$t->{DATA}->{TYPE}}->{SIZE_FN_BODY}->($self, $t->{DATA}, $name, $varname); +} + +sub DeclTypedef($$$$) +{ + my ($e, $t, $name, $varname) = @_; + + return $typefamily{$e->{DATA}->{TYPE}}->{DECL}->($e->{DATA}, $t, $name, $varname); +} + +sub ArgsTypedefNdrSize($$$) +{ + my ($d, $name, $varname) = @_; + return $typefamily{$d->{DATA}->{TYPE}}->{SIZE_FN_ARGS}->($d->{DATA}, $name, $varname); +} + +$typefamily{TYPEDEF} = { + PUSH_FN_BODY => \&ParseTypedefPush, + DECL => \&DeclTypedef, + PULL_FN_BODY => \&ParseTypedefPull, + PRINT_FN_BODY => \&ParseTypedefPrint, + SIZE_FN_ARGS => \&ArgsTypedefNdrSize, + SIZE_FN_BODY => \&ParseTypedefNdrSize, +}; + +##################################################################### +# parse a function - print side +sub ParseFunctionPrint($$) +{ + my($self, $fn) = @_; + my $ndr = "ndr"; + + $self->pidl_hdr("void ndr_print_$fn->{NAME}(struct ndr_print *$ndr, const char *name, int flags, const struct $fn->{NAME} *r);"); + + return if has_property($fn, "noprint"); + + $self->pidl("_PUBLIC_ void ndr_print_$fn->{NAME}(struct ndr_print *$ndr, const char *name, int flags, const struct $fn->{NAME} *r)"); + $self->pidl("{"); + $self->indent; + + foreach my $e (@{$fn->{ELEMENTS}}) { + $self->DeclareArrayVariables($e); + } + + $self->pidl("ndr_print_struct($ndr, name, \"$fn->{NAME}\");"); + $self->pidl("$ndr->depth++;"); + + $self->pidl("if (flags & NDR_SET_VALUES) {"); + $self->pidl("\t$ndr->flags |= LIBNDR_PRINT_SET_VALUES;"); + $self->pidl("}"); + + $self->pidl("if (flags & NDR_IN) {"); + $self->indent; + $self->pidl("ndr_print_struct($ndr, \"in\", \"$fn->{NAME}\");"); + $self->pidl("$ndr->depth++;"); + + my $env = GenerateFunctionInEnv($fn); + + foreach my $e (@{$fn->{ELEMENTS}}) { + if (grep(/in/,@{$e->{DIRECTION}})) { + $self->ParseElementPrint($e, $ndr, $env->{$e->{NAME}}, $env); + } + } + $self->pidl("$ndr->depth--;"); + $self->deindent; + $self->pidl("}"); + + $self->pidl("if (flags & NDR_OUT) {"); + $self->indent; + $self->pidl("ndr_print_struct($ndr, \"out\", \"$fn->{NAME}\");"); + $self->pidl("$ndr->depth++;"); + + $env = GenerateFunctionOutEnv($fn); + foreach my $e (@{$fn->{ELEMENTS}}) { + if (grep(/out/,@{$e->{DIRECTION}})) { + $self->ParseElementPrint($e, $ndr, $env->{$e->{NAME}}, $env); + } + } + if ($fn->{RETURN_TYPE}) { + $self->pidl("ndr_print_$fn->{RETURN_TYPE}($ndr, \"result\", r->out.result);"); + } + $self->pidl("$ndr->depth--;"); + $self->deindent; + $self->pidl("}"); + + $self->pidl("$ndr->depth--;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +##################################################################### +# parse a function +sub ParseFunctionPush($$) +{ + my($self, $fn) = @_; + my $ndr = "ndr"; + + $self->fn_declare("push", $fn, "enum ndr_err_code ndr_push_$fn->{NAME}(struct ndr_push *$ndr, int flags, const struct $fn->{NAME} *r)") or return; + + return if has_property($fn, "nopush"); + + $self->pidl("{"); + $self->indent; + + foreach my $e (@{$fn->{ELEMENTS}}) { + $self->DeclareArrayVariables($e); + } + + $self->pidl("if (flags & NDR_IN) {"); + $self->indent; + + my $env = GenerateFunctionInEnv($fn); + + EnvSubstituteValue($env, $fn); + + foreach my $e (@{$fn->{ELEMENTS}}) { + if (grep(/in/,@{$e->{DIRECTION}})) { + $self->ParseElementPush($e, $ndr, $env, 1, 1); + } + } + + $self->deindent; + $self->pidl("}"); + + $self->pidl("if (flags & NDR_OUT) {"); + $self->indent; + + $env = GenerateFunctionOutEnv($fn); + foreach my $e (@{$fn->{ELEMENTS}}) { + if (grep(/out/,@{$e->{DIRECTION}})) { + $self->ParseElementPush($e, $ndr, $env, 1, 1); + } + } + + if ($fn->{RETURN_TYPE}) { + $self->pidl("NDR_CHECK(ndr_push_$fn->{RETURN_TYPE}($ndr, NDR_SCALARS, r->out.result));"); + } + + $self->deindent; + $self->pidl("}"); + $self->pidl("return NDR_ERR_SUCCESS;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub AllocateArrayLevel($$$$$$) +{ + my ($self,$e,$l,$ndr,$var,$size) = @_; + + my $pl = GetPrevLevel($e, $l); + if (defined($pl) and + $pl->{TYPE} eq "POINTER" and + $pl->{POINTER_TYPE} eq "ref" + and not $l->{IS_ZERO_TERMINATED}) { + $self->pidl("if ($ndr->flags & LIBNDR_FLAG_REF_ALLOC) {"); + $self->pidl("\tNDR_PULL_ALLOC_N($ndr, $var, $size);"); + $self->pidl("}"); + if (grep(/in/,@{$e->{DIRECTION}}) and + grep(/out/,@{$e->{DIRECTION}})) { + $self->pidl("memcpy(r->out.$e->{NAME}, r->in.$e->{NAME}, $size * sizeof(*r->in.$e->{NAME}));"); + } + return; + } + + $self->pidl("NDR_PULL_ALLOC_N($ndr, $var, $size);"); +} + +##################################################################### +# parse a function +sub ParseFunctionPull($$) +{ + my($self,$fn) = @_; + my $ndr = "ndr"; + + # pull function args + $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; + + $self->pidl("{"); + $self->indent; + + # declare any internal pointers we need + foreach my $e (@{$fn->{ELEMENTS}}) { + $self->DeclarePtrVariables($e); + $self->DeclareArrayVariables($e); + } + + my %double_cases = (); + foreach my $e (@{$fn->{ELEMENTS}}) { + next if ($e->{TYPE} eq "EMPTY"); + next if ($double_cases{"$e->{NAME}"}); + $self->DeclareMemCtxVariables($e); + $double_cases{"$e->{NAME}"} = 1; + } + + $self->pidl("if (flags & NDR_IN) {"); + $self->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}}); + $self->pidl("ZERO_STRUCT(r->out);"); + $self->pidl(""); + last; + } + + my $env = GenerateFunctionInEnv($fn); + + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/in/, @{$e->{DIRECTION}})); + $self->ParseElementPull($e, $ndr, $env, 1, 1); + } + + # allocate the "simple" out ref variables. FIXME: Shouldn't this have it's + # own flag rather than 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 $size = ParseExprExt($e->{LEVELS}[1]->{SIZE_IS}, $env, $e->{ORIGINAL}, + check_null_pointer($e, $env, sub { $self->pidl(shift); }, + "return ndr_pull_error($ndr, NDR_ERR_INVALID_POINTER, \"NULL Pointer for size_is()\");"), + check_fully_dereferenced($e, $env)); + $self->pidl("NDR_PULL_ALLOC_N($ndr, r->out.$e->{NAME}, $size);"); + + if (grep(/in/, @{$e->{DIRECTION}})) { + $self->pidl("memcpy(r->out.$e->{NAME}, r->in.$e->{NAME}, ($size) * sizeof(*r->in.$e->{NAME}));"); + } else { + $self->pidl("memset(r->out.$e->{NAME}, 0, ($size) * sizeof(*r->out.$e->{NAME}));"); + } + } else { + $self->pidl("NDR_PULL_ALLOC($ndr, r->out.$e->{NAME});"); + + if (grep(/in/, @{$e->{DIRECTION}})) { + $self->pidl("*r->out.$e->{NAME} = *r->in.$e->{NAME};"); + } else { + $self->pidl("ZERO_STRUCTP(r->out.$e->{NAME});"); + } + } + } + + $self->add_deferred(); + $self->deindent; + $self->pidl("}"); + + $self->pidl("if (flags & NDR_OUT) {"); + $self->indent; + + $env = GenerateFunctionOutEnv($fn); + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless grep(/out/, @{$e->{DIRECTION}}); + $self->ParseElementPull($e, $ndr, $env, 1, 1); + } + + if ($fn->{RETURN_TYPE}) { + $self->pidl("NDR_CHECK(ndr_pull_$fn->{RETURN_TYPE}($ndr, NDR_SCALARS, &r->out.result));"); + } + + $self->add_deferred(); + $self->deindent; + $self->pidl("}"); + + $self->pidl("return NDR_ERR_SUCCESS;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub AuthServiceStruct($$$) +{ + my ($self, $ifacename, $authservice) = @_; + my @a = split /,/, $authservice; + my $authservice_count = $#a + 1; + + $self->pidl("static const char * const $ifacename\_authservice_strings[] = {"); + foreach my $ap (@a) { + $self->pidl("\t$ap, "); + } + $self->pidl("};"); + $self->pidl(""); + + $self->pidl("static const struct ndr_interface_string_array $ifacename\_authservices = {"); + $self->pidl("\t.count\t= $authservice_count,"); + $self->pidl("\t.names\t= $ifacename\_authservice_strings"); + $self->pidl("};"); + $self->pidl(""); +} + +sub FunctionCallEntry($$) +{ + my ($self, $d) = @_; + return if not defined($d->{OPNUM}); + $self->pidl("\t{"); + $self->pidl("\t\t\"$d->{NAME}\","); + $self->pidl("\t\tsizeof(struct $d->{NAME}),"); + $self->pidl("\t\t(ndr_push_flags_fn_t) ndr_push_$d->{NAME},"); + $self->pidl("\t\t(ndr_pull_flags_fn_t) ndr_pull_$d->{NAME},"); + $self->pidl("\t\t(ndr_print_function_t) ndr_print_$d->{NAME},"); + $self->pidl("\t\t".($d->{ASYNC}?"true":"false").","); + $self->pidl("\t},"); +} + +##################################################################### +# produce a function call table +sub FunctionTable($$) +{ + my($self,$interface) = @_; + my $count = 0; + my $uname = uc $interface->{NAME}; + + return if ($#{$interface->{FUNCTIONS}}+1 == 0); + return unless defined ($interface->{PROPERTIES}->{uuid}); + + $self->pidl("static const struct ndr_interface_call $interface->{NAME}\_calls[] = {"); + + foreach my $d (@{$interface->{INHERITED_FUNCTIONS}},@{$interface->{FUNCTIONS}}) { + $self->FunctionCallEntry($d); + $count++; + } + $self->pidl("\t{ NULL, 0, NULL, NULL, NULL, false }"); + $self->pidl("};"); + $self->pidl(""); + + $self->pidl("static const char * const $interface->{NAME}\_endpoint_strings[] = {"); + foreach my $ep (@{$interface->{ENDPOINTS}}) { + $self->pidl("\t$ep, "); + } + my $endpoint_count = $#{$interface->{ENDPOINTS}}+1; + + $self->pidl("};"); + $self->pidl(""); + + $self->pidl("static const struct ndr_interface_string_array $interface->{NAME}\_endpoints = {"); + $self->pidl("\t.count\t= $endpoint_count,"); + $self->pidl("\t.names\t= $interface->{NAME}\_endpoint_strings"); + $self->pidl("};"); + $self->pidl(""); + + if (! defined $interface->{PROPERTIES}->{authservice}) { + $interface->{PROPERTIES}->{authservice} = "\"host\""; + } + + $self->AuthServiceStruct($interface->{NAME}, + $interface->{PROPERTIES}->{authservice}); + + $self->pidl("\nconst struct ndr_interface_table ndr_table_$interface->{NAME} = {"); + $self->pidl("\t.name\t\t= \"$interface->{NAME}\","); + $self->pidl("\t.syntax_id\t= {"); + $self->pidl("\t\t" . print_uuid($interface->{UUID}) .","); + $self->pidl("\t\tNDR_$uname\_VERSION"); + $self->pidl("\t},"); + $self->pidl("\t.helpstring\t= NDR_$uname\_HELPSTRING,"); + $self->pidl("\t.num_calls\t= $count,"); + $self->pidl("\t.calls\t\t= $interface->{NAME}\_calls,"); + $self->pidl("\t.endpoints\t= &$interface->{NAME}\_endpoints,"); + $self->pidl("\t.authservices\t= &$interface->{NAME}\_authservices"); + $self->pidl("};"); + $self->pidl(""); + +} + +##################################################################### +# generate include statements for imported idl files +sub HeaderImport +{ + my $self = shift; + my @imports = @_; + foreach (@imports) { + $_ = unmake_str($_); + s/\.idl$//; + $self->pidl(choose_header("librpc/gen_ndr/ndr_$_\.h", "gen_ndr/ndr_$_.h")); + } +} + +##################################################################### +# generate include statements for included header files +sub HeaderInclude +{ + my $self = shift; + my @includes = @_; + foreach (@includes) { + $self->pidl_hdr("#include $_"); + } +} + +##################################################################### +# generate prototypes and defines for the interface definitions +# FIXME: these prototypes are for the DCE/RPC client functions, not the +# NDR parser and so do not belong here, technically speaking +sub HeaderInterface($$$) +{ + my($self,$interface,$needed) = @_; + + my $count = 0; + + if ($needed->{"compression"}) { + $self->pidl(choose_header("librpc/ndr/ndr_compression.h", "ndr/compression.h")); + } + + if (has_property($interface, "object")) { + $self->pidl(choose_header("librpc/gen_ndr/ndr_orpc.h", "ndr/orpc.h")); + } + + if (defined $interface->{PROPERTIES}->{helper}) { + $self->HeaderInclude(split /,/, $interface->{PROPERTIES}->{helper}); + } + + if (defined $interface->{PROPERTIES}->{uuid}) { + my $name = uc $interface->{NAME}; + $self->pidl_hdr("#define NDR_$name\_UUID " . + Parse::Pidl::Util::make_str(lc($interface->{PROPERTIES}->{uuid}))); + + if(!defined $interface->{PROPERTIES}->{version}) { $interface->{PROPERTIES}->{version} = "0.0"; } + $self->pidl_hdr("#define NDR_$name\_VERSION $interface->{PROPERTIES}->{version}"); + + $self->pidl_hdr("#define NDR_$name\_NAME \"$interface->{NAME}\""); + + if(!defined $interface->{PROPERTIES}->{helpstring}) { $interface->{PROPERTIES}->{helpstring} = "NULL"; } + $self->pidl_hdr("#define NDR_$name\_HELPSTRING $interface->{PROPERTIES}->{helpstring}"); + + $self->pidl_hdr("extern const struct ndr_interface_table ndr_table_$interface->{NAME};"); + } + + foreach (@{$interface->{FUNCTIONS}}) { + next if has_property($_, "noopnum"); + next if grep(/^$_->{NAME}$/,@{$interface->{INHERITED_FUNCTIONS}}); + my $u_name = uc $_->{NAME}; + + my $val = sprintf("0x%02x", $count); + if (defined($interface->{BASE})) { + $val .= " + NDR_" . uc $interface->{BASE} . "_CALL_COUNT"; + } + + $self->pidl_hdr("#define NDR_$u_name ($val)"); + + $self->pidl_hdr(""); + $count++; + } + + my $val = $count; + + if (defined($interface->{BASE})) { + $val .= " + NDR_" . uc $interface->{BASE} . "_CALL_COUNT"; + } + + $self->pidl_hdr("#define NDR_" . uc $interface->{NAME} . "_CALL_COUNT ($val)"); + +} + +sub ParseTypePush($$$$$$) +{ + my ($self,$e, $ndr, $varname, $primitives, $deferred) = @_; + + # save the old relative_base_offset + $self->pidl("uint32_t _save_relative_base_offset = ndr_push_get_relative_base_offset($ndr);") if defined(has_property($e, "relative_base")); + $typefamily{$e->{TYPE}}->{PUSH_FN_BODY}->($self, $e, $ndr, $varname); + # restore the old relative_base_offset + $self->pidl("ndr_push_restore_relative_base_offset($ndr, _save_relative_base_offset);") if defined(has_property($e, "relative_base")); +} + +sub ParseTypePushFunction($$$) +{ + my ($self, $e, $varname) = @_; + my $ndr = "ndr"; + + my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "push", $e->{NAME}, $varname); + + $self->fn_declare("push", $e, "enum ndr_err_code ".TypeFunctionName("ndr_push", $e)."(struct ndr_push *$ndr, int ndr_flags, $args)") or return; + + $self->pidl("{"); + $self->indent; + $self->ParseTypePush($e, $ndr, $varname, 1, 1); + $self->pidl("return NDR_ERR_SUCCESS;"); + $self->deindent; + $self->pidl("}"); + $self->pidl("");; +} + +sub ParseTypePull($$$$$$) +{ + my ($self, $e, $ndr, $varname, $primitives, $deferred) = @_; + + # save the old relative_base_offset + $self->pidl("uint32_t _save_relative_base_offset = ndr_pull_get_relative_base_offset($ndr);") if defined(has_property($e, "relative_base")); + $typefamily{$e->{TYPE}}->{PULL_FN_BODY}->($self, $e, $ndr, $varname); + # restore the old relative_base_offset + $self->pidl("ndr_pull_restore_relative_base_offset($ndr, _save_relative_base_offset);") if defined(has_property($e, "relative_base")); +} + +sub ParseTypePullFunction($$) +{ + my ($self, $e, $varname) = @_; + my $ndr = "ndr"; + + my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "pull", $e->{NAME}, $varname); + + $self->fn_declare("pull", $e, "enum ndr_err_code ".TypeFunctionName("ndr_pull", $e)."(struct ndr_pull *$ndr, int ndr_flags, $args)") or return; + + $self->pidl("{"); + $self->indent; + $self->ParseTypePull($e, $ndr, $varname, 1, 1); + $self->pidl("return NDR_ERR_SUCCESS;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub ParseTypePrint($$$$) +{ + my ($self, $e, $ndr, $varname) = @_; + + $typefamily{$e->{TYPE}}->{PRINT_FN_BODY}->($self, $e, $ndr, $e->{NAME}, $varname); +} + +sub ParseTypePrintFunction($$$) +{ + my ($self, $e, $varname) = @_; + my $ndr = "ndr"; + + my $args = $typefamily{$e->{TYPE}}->{DECL}->($e, "print", $e->{NAME}, $varname); + + $self->pidl_hdr("void ".TypeFunctionName("ndr_print", $e)."(struct ndr_print *ndr, const char *name, $args);"); + + return if (has_property($e, "noprint")); + + $self->pidl("_PUBLIC_ void ".TypeFunctionName("ndr_print", $e)."(struct ndr_print *$ndr, const char *name, $args)"); + $self->pidl("{"); + $self->indent; + $self->ParseTypePrint($e, $ndr, $varname); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub ParseTypeNdrSize($$) +{ + my ($self,$t) = @_; + + my $varname = "r"; + my $tf = $typefamily{$t->{TYPE}}; + my $args = $tf->{SIZE_FN_ARGS}->($t, $t->{NAME}, $varname); + + $self->fn_declare("size", $t, "size_t ndr_size_$t->{NAME}($args)") or return; + + $self->pidl("{"); + $self->indent; + $typefamily{$t->{TYPE}}->{SIZE_FN_BODY}->($self,$t, $t->{NAME}, $varname); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +##################################################################### +# parse the interface definitions +sub ParseInterface($$$) +{ + my($self,$interface,$needed) = @_; + + $self->pidl_hdr("#ifndef _HEADER_NDR_$interface->{NAME}"); + $self->pidl_hdr("#define _HEADER_NDR_$interface->{NAME}"); + + $self->pidl_hdr(""); + + $self->HeaderInterface($interface, $needed); + + # Typedefs + foreach my $d (@{$interface->{TYPES}}) { + next unless(typeHasBody($d)); + + ($needed->{TypeFunctionName("ndr_push", $d)}) && $self->ParseTypePushFunction($d, "r"); + ($needed->{TypeFunctionName("ndr_pull", $d)}) && $self->ParseTypePullFunction($d, "r"); + ($needed->{TypeFunctionName("ndr_print", $d)}) && $self->ParseTypePrintFunction($d, "r"); + + # Make sure we don't generate a function twice... + $needed->{TypeFunctionName("ndr_push", $d)} = + $needed->{TypeFunctionName("ndr_pull", $d)} = + $needed->{TypeFunctionName("ndr_print", $d)} = 0; + + ($needed->{"ndr_size_$d->{NAME}"}) && $self->ParseTypeNdrSize($d); + } + + # Functions + foreach my $d (@{$interface->{FUNCTIONS}}) { + ($needed->{"ndr_push_$d->{NAME}"}) && $self->ParseFunctionPush($d); + ($needed->{"ndr_pull_$d->{NAME}"}) && $self->ParseFunctionPull($d); + ($needed->{"ndr_print_$d->{NAME}"}) && $self->ParseFunctionPrint($d); + + # Make sure we don't generate a function twice... + $needed->{"ndr_push_$d->{NAME}"} = $needed->{"ndr_pull_$d->{NAME}"} = + $needed->{"ndr_print_$d->{NAME}"} = 0; + } + + $self->FunctionTable($interface); + + $self->pidl_hdr("#endif /* _HEADER_NDR_$interface->{NAME} */"); +} + +sub GenerateIncludes($) +{ + my ($self) = @_; + if (is_intree()) { + $self->pidl("#include \"includes.h\""); + } else { + $self->pidl("#define _GNU_SOURCE"); + $self->pidl("#include <stdint.h>"); + $self->pidl("#include <stdlib.h>"); + $self->pidl("#include <stdio.h>"); + $self->pidl("#include <stdbool.h>"); + $self->pidl("#include <stdarg.h>"); + $self->pidl("#include <string.h>"); + } +} + +##################################################################### +# parse a parsed IDL structure back into an IDL file +sub Parse($$$$) +{ + my($self, $ndr,$gen_header,$ndr_header) = @_; + + $self->pidl_hdr("/* header auto-generated by pidl */"); + $self->pidl_hdr(""); + $self->pidl_hdr(choose_header("librpc/ndr/libndr.h", "ndr.h")); + $self->pidl_hdr("#include \"$gen_header\"") if ($gen_header); + $self->pidl_hdr(""); + + $self->pidl("/* parser auto-generated by pidl */"); + $self->pidl(""); + $self->GenerateIncludes(); + $self->pidl("#include \"$ndr_header\"") if ($ndr_header); + $self->pidl(""); + + my %needed = (); + + foreach (@{$ndr}) { + ($_->{TYPE} eq "INTERFACE") && NeededInterface($_, \%needed); + } + + foreach (@{$ndr}) { + ($_->{TYPE} eq "INTERFACE") && $self->ParseInterface($_, \%needed); + ($_->{TYPE} eq "IMPORT") && $self->HeaderImport(@{$_->{PATHS}}); + ($_->{TYPE} eq "INCLUDE") && $self->HeaderInclude(@{$_->{PATHS}}); + } + + return ($self->{res_hdr}, $self->{res}); +} + +sub NeededElement($$$) +{ + my ($e, $dir, $needed) = @_; + + return if ($e->{TYPE} eq "EMPTY"); + + return if (ref($e->{TYPE}) eq "HASH" and + not defined($e->{TYPE}->{NAME})); + + my ($t, $rt); + if (ref($e->{TYPE}) eq "HASH") { + $t = $e->{TYPE}->{TYPE}."_".$e->{TYPE}->{NAME}; + } else { + $t = $e->{TYPE}; + } + + if (ref($e->{REPRESENTATION_TYPE}) eq "HASH") { + $rt = $e->{REPRESENTATION_TYPE}->{TYPE}."_".$e->{REPRESENTATION_TYPE}->{NAME}; + } else { + $rt = $e->{REPRESENTATION_TYPE}; + } + + die ("$e->{NAME} $t, $rt FOO") unless ($rt ne ""); + + my @fn = (); + if ($dir eq "print") { + push(@fn, TypeFunctionName("ndr_print", $e->{REPRESENTATION_TYPE})); + } elsif ($dir eq "pull") { + push (@fn, TypeFunctionName("ndr_pull", $e->{TYPE})); + push (@fn, "ndr_$t\_to_$rt") + if ($rt ne $t); + } elsif ($dir eq "push") { + push (@fn, TypeFunctionName("ndr_push", $e->{TYPE})); + push (@fn, "ndr_$rt\_to_$t") + if ($rt ne $t); + } else { + die("invalid direction `$dir'"); + } + + foreach (@fn) { + unless (defined($needed->{$_})) { + $needed->{$_} = 1; + } + } +} + +sub NeededFunction($$) +{ + my ($fn,$needed) = @_; + $needed->{"ndr_pull_$fn->{NAME}"} = 1; + $needed->{"ndr_push_$fn->{NAME}"} = 1; + $needed->{"ndr_print_$fn->{NAME}"} = 1; + foreach my $e (@{$fn->{ELEMENTS}}) { + $e->{PARENT} = $fn; + NeededElement($e, $_, $needed) foreach ("pull", "push", "print"); + } +} + +sub NeededType($$$) +{ + sub NeededType($$$); + my ($t,$needed,$req) = @_; + + NeededType($t->{DATA}, $needed, $req) if ($t->{TYPE} eq "TYPEDEF"); + + if ($t->{TYPE} eq "STRUCT" or $t->{TYPE} eq "UNION") { + return unless defined($t->{ELEMENTS}); + for my $e (@{$t->{ELEMENTS}}) { + $e->{PARENT} = $t; + if (has_property($e, "compression")) { + $needed->{"compression"} = 1; + } + NeededElement($e, $req, $needed); + NeededType($e->{TYPE}, $needed, $req) if (ref($e->{TYPE}) eq "HASH"); + } + } +} + +##################################################################### +# work out what parse functions are needed +sub NeededInterface($$) +{ + my ($interface,$needed) = @_; + NeededFunction($_, $needed) foreach (@{$interface->{FUNCTIONS}}); + foreach (reverse @{$interface->{TYPES}}) { + if (has_property($_, "public")) { + $needed->{TypeFunctionName("ndr_pull", $_)} = $needed->{TypeFunctionName("ndr_push", $_)} = + $needed->{TypeFunctionName("ndr_print", $_)} = 1; + } + + NeededType($_, $needed, "pull") if ($needed->{TypeFunctionName("ndr_pull", $_)}); + NeededType($_, $needed, "push") if ($needed->{TypeFunctionName("ndr_push", $_)}); + NeededType($_, $needed, "print") if ($needed->{TypeFunctionName("ndr_print", $_)}); + if (has_property($_, "gensize")) { + $needed->{"ndr_size_$_->{NAME}"} = 1; + } + } +} + +sub TypeFunctionName($$) +{ + my ($prefix, $t) = @_; + + return "$prefix\_$t->{NAME}" if (ref($t) eq "HASH" and + $t->{TYPE} eq "TYPEDEF"); + return "$prefix\_$t->{TYPE}_$t->{NAME}" if (ref($t) eq "HASH"); + return "$prefix\_$t"; +} + +1; diff --git a/source/pidl/lib/Parse/Pidl/Samba4/NDR/Server.pm b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Server.pm new file mode 100644 index 00000000000..b084ec525fa --- /dev/null +++ b/source/pidl/lib/Parse/Pidl/Samba4/NDR/Server.pm @@ -0,0 +1,328 @@ +################################################### +# server boilerplate generator +# Copyright tridge@samba.org 2003 +# Copyright metze@samba.org 2004 +# released under the GNU GPL + +package Parse::Pidl::Samba4::NDR::Server; + +use strict; +use Parse::Pidl::Util; + +use vars qw($VERSION); +$VERSION = '0.01'; + +my($res); + +sub pidl($) +{ + $res .= shift; +} + + +##################################################### +# generate the switch statement for function dispatch +sub gen_dispatch_switch($) +{ + my $interface = shift; + + foreach my $fn (@{$interface->{FUNCTIONS}}) { + next if not defined($fn->{OPNUM}); + + pidl "\tcase $fn->{OPNUM}: {\n"; + pidl "\t\tstruct $fn->{NAME} *r2 = (struct $fn->{NAME} *)r;\n"; + pidl "\t\tif (DEBUGLEVEL >= 10) {\n"; + pidl "\t\t\tNDR_PRINT_FUNCTION_DEBUG($fn->{NAME}, NDR_IN, r2);\n"; + pidl "\t\t}\n"; + if ($fn->{RETURN_TYPE} && $fn->{RETURN_TYPE} ne "void") { + pidl "\t\tr2->out.result = dcesrv_$fn->{NAME}(dce_call, mem_ctx, r2);\n"; + } else { + pidl "\t\tdcesrv_$fn->{NAME}(dce_call, mem_ctx, r2);\n"; + } + pidl "\t\tif (dce_call->state_flags & DCESRV_CALL_STATE_FLAG_ASYNC) {\n"; + pidl "\t\t\tDEBUG(5,(\"function $fn->{NAME} will reply async\\n\"));\n"; + pidl "\t\t}\n"; + pidl "\t\tbreak;\n\t}\n"; + } +} + +##################################################### +# generate the switch statement for function reply +sub gen_reply_switch($) +{ + my $interface = shift; + + foreach my $fn (@{$interface->{FUNCTIONS}}) { + next if not defined($fn->{OPNUM}); + + pidl "\tcase $fn->{OPNUM}: {\n"; + pidl "\t\tstruct $fn->{NAME} *r2 = (struct $fn->{NAME} *)r;\n"; + pidl "\t\tif (dce_call->state_flags & DCESRV_CALL_STATE_FLAG_ASYNC) {\n"; + pidl "\t\t\tDEBUG(5,(\"function $fn->{NAME} replied async\\n\"));\n"; + pidl "\t\t}\n"; + pidl "\t\tif (DEBUGLEVEL >= 10 && dce_call->fault_code == 0) {\n"; + pidl "\t\t\tNDR_PRINT_FUNCTION_DEBUG($fn->{NAME}, NDR_OUT | NDR_SET_VALUES, r2);\n"; + pidl "\t\t}\n"; + pidl "\t\tif (dce_call->fault_code != 0) {\n"; + pidl "\t\t\tDEBUG(2,(\"dcerpc_fault %s in $fn->{NAME}\\n\", dcerpc_errstr(mem_ctx, dce_call->fault_code)));\n"; + pidl "\t\t}\n"; + pidl "\t\tbreak;\n\t}\n"; + } +} + +##################################################################### +# produce boilerplate code for a interface +sub Boilerplate_Iface($) +{ + my($interface) = shift; + my $name = $interface->{NAME}; + my $uname = uc $name; + my $uuid = lc($interface->{PROPERTIES}->{uuid}); + my $if_version = $interface->{PROPERTIES}->{version}; + + pidl " +static NTSTATUS $name\__op_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *iface) +{ +#ifdef DCESRV_INTERFACE_$uname\_BIND + return DCESRV_INTERFACE_$uname\_BIND(dce_call,iface); +#else + return NT_STATUS_OK; +#endif +} + +static void $name\__op_unbind(struct dcesrv_connection_context *context, const struct dcesrv_interface *iface) +{ +#ifdef DCESRV_INTERFACE_$uname\_UNBIND + DCESRV_INTERFACE_$uname\_UNBIND(context, iface); +#else + return; +#endif +} + +static NTSTATUS $name\__op_ndr_pull(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_pull *pull, void **r) +{ + enum ndr_err_code ndr_err; + uint16_t opnum = dce_call->pkt.u.request.opnum; + + dce_call->fault_code = 0; + + if (opnum >= ndr_table_$name.num_calls) { + dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR; + return NT_STATUS_NET_WRITE_FAULT; + } + + *r = talloc_named(mem_ctx, + ndr_table_$name.calls[opnum].struct_size, + \"struct %s\", + ndr_table_$name.calls[opnum].name); + NT_STATUS_HAVE_NO_MEMORY(*r); + + /* unravel the NDR for the packet */ + ndr_err = ndr_table_$name.calls[opnum].ndr_pull(pull, NDR_IN, *r); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + dcerpc_log_packet(&ndr_table_$name, opnum, NDR_IN, + &dce_call->pkt.u.request.stub_and_verifier); + dce_call->fault_code = DCERPC_FAULT_NDR; + return NT_STATUS_NET_WRITE_FAULT; + } + + return NT_STATUS_OK; +} + +static NTSTATUS $name\__op_dispatch(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r) +{ + uint16_t opnum = dce_call->pkt.u.request.opnum; + + switch (opnum) { +"; + gen_dispatch_switch($interface); + +pidl " + default: + dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR; + break; + } + + if (dce_call->fault_code != 0) { + dcerpc_log_packet(&ndr_table_$name, opnum, NDR_IN, + &dce_call->pkt.u.request.stub_and_verifier); + return NT_STATUS_NET_WRITE_FAULT; + } + + return NT_STATUS_OK; +} + +static NTSTATUS $name\__op_reply(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r) +{ + uint16_t opnum = dce_call->pkt.u.request.opnum; + + switch (opnum) { +"; + gen_reply_switch($interface); + +pidl " + default: + dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR; + break; + } + + if (dce_call->fault_code != 0) { + dcerpc_log_packet(&ndr_table_$name, opnum, NDR_IN, + &dce_call->pkt.u.request.stub_and_verifier); + return NT_STATUS_NET_WRITE_FAULT; + } + + return NT_STATUS_OK; +} + +static NTSTATUS $name\__op_ndr_push(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_push *push, const void *r) +{ + enum ndr_err_code ndr_err; + uint16_t opnum = dce_call->pkt.u.request.opnum; + + ndr_err = ndr_table_$name.calls[opnum].ndr_push(push, NDR_OUT, r); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + dce_call->fault_code = DCERPC_FAULT_NDR; + return NT_STATUS_NET_WRITE_FAULT; + } + + return NT_STATUS_OK; +} + +const struct dcesrv_interface dcesrv\_$name\_interface = { + .name = \"$name\", + .syntax_id = {".print_uuid($uuid).",$if_version}, + .bind = $name\__op_bind, + .unbind = $name\__op_unbind, + .ndr_pull = $name\__op_ndr_pull, + .dispatch = $name\__op_dispatch, + .reply = $name\__op_reply, + .ndr_push = $name\__op_ndr_push +}; + +"; +} + +##################################################################### +# produce boilerplate code for an endpoint server +sub Boilerplate_Ep_Server($) +{ + my($interface) = shift; + my $name = $interface->{NAME}; + my $uname = uc $name; + + pidl " +static NTSTATUS $name\__op_init_server(struct dcesrv_context *dce_ctx, const struct dcesrv_endpoint_server *ep_server) +{ + int i; + + for (i=0;i<ndr_table_$name.endpoints->count;i++) { + NTSTATUS ret; + const char *name = ndr_table_$name.endpoints->names[i]; + + ret = dcesrv_interface_register(dce_ctx, name, &dcesrv_$name\_interface, NULL); + if (!NT_STATUS_IS_OK(ret)) { + DEBUG(1,(\"$name\_op_init_server: failed to register endpoint \'%s\'\\n\",name)); + return ret; + } + } + + return NT_STATUS_OK; +} + +static bool $name\__op_interface_by_uuid(struct dcesrv_interface *iface, const struct GUID *uuid, uint32_t if_version) +{ + if (dcesrv_$name\_interface.syntax_id.if_version == if_version && + GUID_equal(\&dcesrv\_$name\_interface.syntax_id.uuid, uuid)) { + memcpy(iface,&dcesrv\_$name\_interface, sizeof(*iface)); + return true; + } + + return false; +} + +static bool $name\__op_interface_by_name(struct dcesrv_interface *iface, const char *name) +{ + if (strcmp(dcesrv_$name\_interface.name, name)==0) { + memcpy(iface, &dcesrv_$name\_interface, sizeof(*iface)); + return true; + } + + return false; +} + +NTSTATUS dcerpc_server_$name\_init(void) +{ + NTSTATUS ret; + struct dcesrv_endpoint_server ep_server; + + /* fill in our name */ + ep_server.name = \"$name\"; + + /* fill in all the operations */ + ep_server.init_server = $name\__op_init_server; + + ep_server.interface_by_uuid = $name\__op_interface_by_uuid; + ep_server.interface_by_name = $name\__op_interface_by_name; + + /* register ourselves with the DCERPC subsystem. */ + ret = dcerpc_register_ep_server(&ep_server); + + if (!NT_STATUS_IS_OK(ret)) { + DEBUG(0,(\"Failed to register \'$name\' endpoint server!\\n\")); + return ret; + } + + return ret; +} + +"; +} + +##################################################################### +# dcerpc server boilerplate from a parsed IDL structure +sub ParseInterface($) +{ + my($interface) = shift; + my $count = 0; + + if (!defined $interface->{PROPERTIES}->{uuid}) { + return $res; + } + + if (!defined $interface->{PROPERTIES}->{version}) { + $interface->{PROPERTIES}->{version} = "0.0"; + } + + foreach my $fn (@{$interface->{FUNCTIONS}}) { + if (defined($fn->{OPNUM})) { $count++; } + } + + if ($count == 0) { + return $res; + } + + $res .= "/* $interface->{NAME} - dcerpc server boilerplate generated by pidl */\n\n"; + Boilerplate_Iface($interface); + Boilerplate_Ep_Server($interface); + + return $res; +} + +sub Parse($$) +{ + my($ndr,$header) = @_; + + $res = ""; + $res .= "/* server functions auto-generated by pidl */\n"; + $res .= "#include \"$header\"\n"; + $res .= "\n"; + + foreach my $x (@{$ndr}) { + ParseInterface($x) if ($x->{TYPE} eq "INTERFACE" and not defined($x->{PROPERTIES}{object})); + } + + return $res; +} + +1; |