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authorJelmer Vernooij <jelmer@samba.org>2008-09-17 17:12:27 +0200
committerJelmer Vernooij <jelmer@samba.org>2008-09-17 17:12:27 +0200
commit79190992b3820cd028c961c48bdea9b35baf13c9 (patch)
tree0de851669d98f04e947d20349d96723462cd1eb0 /pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm
parent3b5330e9094ecf0be94d3dbea744de140ec55e19 (diff)
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Move pidl to top-level directory.
Diffstat (limited to 'pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm')
-rw-r--r--pidl/lib/Parse/Pidl/Samba3/ClientNDR.pm243
1 files changed, 243 insertions, 0 deletions
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;