From 79190992b3820cd028c961c48bdea9b35baf13c9 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Wed, 17 Sep 2008 17:12:27 +0200 Subject: Move pidl to top-level directory. --- pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm | 243 ++++++++++++++++++++++++++++++++ 1 file changed, 243 insertions(+) create mode 100644 pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm (limited to 'pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm') diff --git a/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm b/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm new file mode 100644 index 0000000000..2a23fad4a7 --- /dev/null +++ b/pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm @@ -0,0 +1,243 @@ +################################################### +# Samba3 client generator for IDL structures +# on top of Samba4 style NDR functions +# Copyright jelmer@samba.org 2005-2006 +# Copyright gd@samba.org 2008 +# released under the GNU GPL + +package Parse::Pidl::Samba3::ClientNDR; + +use Exporter; +@ISA = qw(Exporter); +@EXPORT_OK = qw(ParseFunction $res $res_hdr ParseOutputArgument); + +use strict; +use Parse::Pidl qw(fatal warning); +use Parse::Pidl::Util qw(has_property ParseExpr); +use Parse::Pidl::Samba4 qw(DeclLong); +use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv); + +use vars qw($VERSION); +$VERSION = '0.01'; + +sub indent($) { my ($self) = @_; $self->{tabs}.="\t"; } +sub deindent($) { my ($self) = @_; $self->{tabs} = substr($self->{tabs}, 1); } +sub pidl($$) { my ($self,$txt) = @_; $self->{res} .= $txt ? "$self->{tabs}$txt\n" : "\n"; } +sub pidl_hdr($$) { my ($self, $txt) = @_; $self->{res_hdr} .= "$txt\n"; } +sub fn_declare($$) { my ($self,$n) = @_; $self->pidl($n); $self->pidl_hdr("$n;"); } + +sub genpad($) +{ + my ($s) = @_; + my $nt = int((length($s)+1)/8); + my $lt = ($nt*8)-1; + my $ns = (length($s)-$lt); + return "\t"x($nt)." "x($ns); +} + +sub new($) +{ + my ($class) = shift; + my $self = { res => "", res_hdr => "", tabs => "" }; + bless($self, $class); +} + +sub ElementDirection($) +{ + my ($e) = @_; + + return "[in,out]" if (has_property($e, "in") and has_property($e, "out")); + return "[in]" if (has_property($e, "in")); + return "[out]" if (has_property($e, "out")); + return "[in,out]"; +} + +sub HeaderProperties($$) +{ + my($props,$ignores) = @_; + my $ret = ""; + + foreach my $d (keys %{$props}) { + next if (grep(/^$d$/, @$ignores)); + if($props->{$d} ne "1") { + $ret.= "$d($props->{$d}),"; + } else { + $ret.="$d,"; + } + } + + if ($ret) { + return "[" . substr($ret, 0, -1) . "]"; + } +} + +sub ParseOutputArgument($$$) +{ + my ($self, $fn, $e) = @_; + my $level = 0; + + fatal($e->{ORIGINAL}, "[out] argument is not a pointer or array") if ($e->{LEVELS}[0]->{TYPE} ne "POINTER" and $e->{LEVELS}[0]->{TYPE} ne "ARRAY"); + + if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { + $level = 1; + if ($e->{LEVELS}[0]->{POINTER_TYPE} ne "ref") { + $self->pidl("if ($e->{NAME} && r.out.$e->{NAME}) {"); + $self->indent; + } + } + + if ($e->{LEVELS}[$level]->{TYPE} eq "ARRAY") { + # This is a call to GenerateFunctionInEnv intentionally. + # Since the data is being copied into a user-provided data + # structure, the user should be able to know the size beforehand + # to allocate a structure of the right size. + my $env = GenerateFunctionInEnv($fn, "r."); + my $size_is = ParseExpr($e->{LEVELS}[$level]->{SIZE_IS}, $env, $e->{ORIGINAL}); + $self->pidl("memcpy($e->{NAME}, r.out.$e->{NAME}, $size_is * sizeof(*$e->{NAME}));"); + } else { + $self->pidl("*$e->{NAME} = *r.out.$e->{NAME};"); + } + + if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") { + if ($e->{LEVELS}[0]->{POINTER_TYPE} ne "ref") { + $self->deindent; + $self->pidl("}"); + } + } +} + +sub ParseFunction($$$) +{ + my ($self, $if, $fn) = @_; + + my $fn_args = ""; + my $uif = uc($if); + my $ufn = "NDR_".uc($fn->{NAME}); + my $fn_str = "NTSTATUS rpccli_$fn->{NAME}"; + my $pad = genpad($fn_str); + + $fn_args .= "struct rpc_pipe_client *cli,\n" . $pad . "TALLOC_CTX *mem_ctx"; + + foreach (@{$fn->{ELEMENTS}}) { + my $dir = ElementDirection($_); + my $prop = HeaderProperties($_->{PROPERTIES}, ["in", "out"]); + $fn_args .= ",\n" . $pad . DeclLong($_) . " /* $dir $prop */"; + } + + if (defined($fn->{RETURN_TYPE}) && ($fn->{RETURN_TYPE} eq "WERROR")) { + $fn_args .= ",\n" . $pad . "WERROR *werror"; + } + + $self->fn_declare("$fn_str($fn_args)"); + $self->pidl("{"); + $self->indent; + $self->pidl("struct $fn->{NAME} r;"); + $self->pidl("NTSTATUS status;"); + $self->pidl(""); + $self->pidl("/* In parameters */"); + + foreach (@{$fn->{ELEMENTS}}) { + if (grep(/in/, @{$_->{DIRECTION}})) { + $self->pidl("r.in.$_->{NAME} = $_->{NAME};"); + } + } + + $self->pidl(""); + $self->pidl("if (DEBUGLEVEL >= 10) {"); + $self->indent; + $self->pidl("NDR_PRINT_IN_DEBUG($fn->{NAME}, &r);"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("status = cli_do_rpc_ndr(cli,"); + $self->pidl("\t\t\tmem_ctx,"); + $self->pidl("\t\t\t&ndr_table_$if,"); + $self->pidl("\t\t\t$ufn,"); + $self->pidl("\t\t\t&r);"); + $self->pidl(""); + + $self->pidl("if (!NT_STATUS_IS_OK(status)) {"); + $self->indent; + $self->pidl("return status;"); + $self->deindent; + $self->pidl("}"); + + $self->pidl(""); + $self->pidl("if (DEBUGLEVEL >= 10) {"); + $self->indent; + $self->pidl("NDR_PRINT_OUT_DEBUG($fn->{NAME}, &r);"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("if (NT_STATUS_IS_ERR(status)) {"); + $self->indent; + $self->pidl("return status;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("/* Return variables */"); + foreach my $e (@{$fn->{ELEMENTS}}) { + next unless (grep(/out/, @{$e->{DIRECTION}})); + + $self->ParseOutputArgument($fn, $e); + + } + + $self->pidl(""); + $self->pidl("/* Return result */"); + if (not $fn->{RETURN_TYPE}) { + $self->pidl("return NT_STATUS_OK;"); + } elsif ($fn->{RETURN_TYPE} eq "NTSTATUS") { + $self->pidl("return r.out.result;"); + } elsif ($fn->{RETURN_TYPE} eq "WERROR") { + $self->pidl("if (werror) {"); + $self->indent; + $self->pidl("*werror = r.out.result;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("return werror_to_ntstatus(r.out.result);"); + } else { + warning($fn->{ORIGINAL}, "Unable to convert $fn->{RETURN_TYPE} to NTSTATUS"); + $self->pidl("return NT_STATUS_OK;"); + } + + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub ParseInterface($$) +{ + my ($self, $if) = @_; + + my $uif = uc($if->{NAME}); + + $self->pidl_hdr("#ifndef __CLI_$uif\__"); + $self->pidl_hdr("#define __CLI_$uif\__"); + $self->ParseFunction($if->{NAME}, $_) foreach (@{$if->{FUNCTIONS}}); + $self->pidl_hdr("#endif /* __CLI_$uif\__ */"); +} + +sub Parse($$$$) +{ + my($self,$ndr,$header,$ndr_header) = @_; + + $self->pidl("/*"); + $self->pidl(" * Unix SMB/CIFS implementation."); + $self->pidl(" * client auto-generated by pidl. DO NOT MODIFY!"); + $self->pidl(" */"); + $self->pidl(""); + $self->pidl("#include \"includes.h\""); + $self->pidl("#include \"$header\""); + $self->pidl_hdr("#include \"$ndr_header\""); + $self->pidl(""); + + foreach (@$ndr) { + $self->ParseInterface($_) if ($_->{TYPE} eq "INTERFACE"); + } + + return ($self->{res}, $self->{res_hdr}); +} + +1; -- cgit