1 files changed, 323 insertions, 0 deletions
diff --git a/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm b/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm
new file mode 100644
index 0000000..2dcc35e
--- /dev/null
+++ b/pidl/lib/Parse/Pidl/Samba3/ServerNDR.pm
@@ -0,0 +1,323 @@
+###################################################
+# Samba3 server generator for IDL structures
+# on top of Samba4 style NDR functions
+# Copyright jelmer@samba.org 2005-2006
+# released under the GNU GPL
+
+package Parse::Pidl::Samba3::ServerNDR;
+
+use Exporter;
+@ISA = qw(Exporter);
+@EXPORT_OK = qw(DeclLevel);
+
+use strict;
+use warnings;
+use Parse::Pidl qw(warning error fatal);
+use Parse::Pidl::Typelist qw(mapTypeName scalar_is_reference);
+use Parse::Pidl::Util qw(ParseExpr has_property is_constant);
+use Parse::Pidl::NDR qw(GetNextLevel ContainsPipe);
+use Parse::Pidl::Samba4 qw(ElementStars DeclLong);
+use Parse::Pidl::Samba4::Header qw(GenerateFunctionOutEnv);
+
+use vars qw($VERSION);
+$VERSION = '0.01';
+
+my $res;
+my $res_hdr;
+my $tabs = "";
+sub pidl_reset() { $res=""; $res_hdr="", $tabs=""; }
+sub pidl_return() { my $s = $res; my $h = $res_hdr; pidl_reset(); return ($s, $h) }
+sub indent() { $tabs.="\t"; }
+sub deindent() { $tabs = substr($tabs, 1); }
+sub pidl($) { my ($txt) = @_; $res .= $txt?$tabs.(shift)."\n":"\n"; }
+sub pidl_hdr($) { $res_hdr .= (shift)."\n"; }
+sub fn_declare($) { my ($n) = @_; pidl $n; pidl_hdr "$n;"; }
+
+sub DeclLevel($$)
+{
+	my ($e, $l) = @_;
+	my $res = "";
+
+	if (has_property($e, "charset")) {
+		$res .= "const char";
+	} else {
+		$res .= mapTypeName($e->{TYPE});
+	}
+
+	my $stars = ElementStars($e, $l);
+
+	$res .= " ".$stars unless ($stars eq "");
+
+	return $res;
+}
+
+sub AllocOutVar($$$$$$$)
+{
+	my ($e, $mem_ctx, $name, $env, $check, $cleanup, $return) = @_;
+
+	my $l = $e->{LEVELS}[0];
+
+	# we skip pointer to arrays
+	if ($l->{TYPE} eq "POINTER") {
+		my $nl = GetNextLevel($e, $l);
+		$l = $nl if ($nl->{TYPE} eq "ARRAY");
+	} elsif
+
+	# we don't support multi-dimensional arrays yet
+	($l->{TYPE} eq "ARRAY") {
+		my $nl = GetNextLevel($e, $l);
+		if ($nl->{TYPE} eq "ARRAY") {
+			fatal($e->{ORIGINAL},"multi-dimensional [out] arrays are not supported!");
+		}
+	} else {
+		# neither pointer nor array, no need to alloc something.
+		return;
+	}
+
+	if ($l->{TYPE} eq "ARRAY") {
+		unless(defined($l->{SIZE_IS})) {
+			error($e->{ORIGINAL}, "No size known for array `$e->{NAME}'");
+			pidl "#error No size known for array `$e->{NAME}'";
+		} else {
+			my $size = ParseExpr($l->{SIZE_IS}, $env, $e);
+			pidl "$name = talloc_zero_array($mem_ctx, " . DeclLevel($e, 1) . ", $size);";
+		}
+	} else {
+		pidl "$name = talloc_zero($mem_ctx, " . DeclLevel($e, 1) . ");";
+	}
+
+	pidl "if (" . $check->($name) . ") {";
+	indent;
+	pidl $cleanup->($name) if defined($cleanup);
+	pidl $return->($name) if defined($return);
+	deindent;
+	pidl "}";
+	pidl "";
+}
+
+sub CallWithStruct($$$$$$)
+{
+	my ($pipes_struct, $mem_ctx, $fn, $check, $cleanup, $return) = @_;
+	my $env = GenerateFunctionOutEnv($fn);
+	my $hasout = 0;
+	foreach (@{$fn->{ELEMENTS}}) {
+		if (grep(/out/, @{$_->{DIRECTION}})) { $hasout = 1; }
+	}
+
+	pidl "NDR_ZERO_STRUCT(r->out);" if ($hasout);
+
+	foreach (@{$fn->{ELEMENTS}}) {
+		my @dir = @{$_->{DIRECTION}};
+		if (grep(/in/, @dir) and grep(/out/, @dir)) {
+			pidl "r->out.$_->{NAME} = r->in.$_->{NAME};";
+		}
+	}
+
+	foreach (@{$fn->{ELEMENTS}}) {
+		next if ContainsPipe($_, $_->{LEVELS}[0]);
+		my @dir = @{$_->{DIRECTION}};
+		if (grep(/in/, @dir) and grep(/out/, @dir)) {
+			# noop
+		} elsif (grep(/out/, @dir) and not
+				 has_property($_, "represent_as")) {
+			AllocOutVar($_, $mem_ctx, "r->out.$_->{NAME}", $env,
+				    $check, $cleanup, $return);
+		}
+	}
+
+	my $proto = "_$fn->{NAME}(struct pipes_struct *p, struct $fn->{NAME} *r)";
+	my $ret = "_$fn->{NAME}($pipes_struct, r)";
+
+	if ($fn->{RETURN_TYPE}) {
+		$ret = "r->out.result = $ret";
+		$proto = mapTypeName($fn->{RETURN_TYPE})." $proto";
+	} else {
+		$proto = "void $proto";
+	}
+
+	pidl_hdr "$proto;";
+	pidl "$ret;";
+}
+
+sub ParseFunction($$)
+{
+	my ($if,$fn) = @_;
+
+	my $op = "NDR_".uc($fn->{NAME});
+
+	pidl "static bool api_$fn->{NAME}(struct pipes_struct *p)";
+	pidl "{";
+	indent;
+	pidl "const struct ndr_interface_call *call;";
+	pidl "struct ndr_pull *pull;";
+	pidl "struct ndr_push *push;";
+	pidl "enum ndr_err_code ndr_err;";
+	pidl "struct $fn->{NAME} *r;";
+	pidl "";
+	pidl "call = &ndr_table_$if->{NAME}.calls[$op];";
+	pidl "";
+	pidl "r = talloc(talloc_tos(), struct $fn->{NAME});";
+	pidl "if (r == NULL) {";
+	pidl "\treturn false;";
+	pidl "}";
+	pidl "";
+	pidl "pull = ndr_pull_init_blob(&p->in_data.data, r);";
+	pidl "if (pull == NULL) {";
+	pidl "\ttalloc_free(r);";
+	pidl "\treturn false;";
+	pidl "}";
+	pidl "";
+	pidl "pull->flags |= LIBNDR_FLAG_REF_ALLOC;";
+	pidl "if (p->endian) {";
+	pidl "\tpull->flags |= LIBNDR_FLAG_BIGENDIAN;";
+	pidl "}";
+	pidl "ndr_err = call->ndr_pull(pull, NDR_IN, r);";
+	pidl "if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {";
+	pidl "\ttalloc_free(r);";
+	pidl "\treturn false;";
+	pidl "}";
+	pidl "";
+	pidl "if (DEBUGLEVEL >= 10) {";
+	pidl "\tNDR_PRINT_FUNCTION_DEBUG($fn->{NAME}, NDR_IN, r);";
+	pidl "}";
+	pidl "";
+
+	CallWithStruct("p", "r", $fn,
+		sub ($) {
+			my ($name) = @_;
+			return "${name} == NULL";
+		},
+		sub ($) {
+			my ($name) = @_;
+			return "talloc_free(r);";
+		},
+		sub ($) {
+			my ($name) = @_;
+			return "return false;";
+		}
+	);
+
+	pidl "";
+	pidl "if (p->fault_state) {";
+	pidl "\ttalloc_free(r);";
+	pidl "\t/* Return true here, srv_pipe_hnd.c will take care */";
+	pidl "\treturn true;";
+	pidl "}";
+	pidl "";
+	pidl "if (DEBUGLEVEL >= 10) {";
+	pidl "\tNDR_PRINT_FUNCTION_DEBUG($fn->{NAME}, NDR_OUT | NDR_SET_VALUES, r);";
+	pidl "}";
+	pidl "";
+	pidl "push = ndr_push_init_ctx(r);";
+	pidl "if (push == NULL) {";
+	pidl "\ttalloc_free(r);";
+	pidl "\treturn false;";
+	pidl "}";
+	pidl "";
+	pidl "/*";
+	pidl " * carry over the pointer count to the reply in case we are";
+	pidl " * using full pointer. See NDR specification for full pointers";
+	pidl " */";
+	pidl "push->ptr_count = pull->ptr_count;";
+	pidl "";
+	pidl "ndr_err = call->ndr_push(push, NDR_OUT, r);";
+	pidl "if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {";
+	pidl "\ttalloc_free(r);";
+	pidl "\treturn false;";
+	pidl "}";
+	pidl "";
+	pidl "p->out_data.rdata = ndr_push_blob(push);";
+	pidl "talloc_steal(p->mem_ctx, p->out_data.rdata.data);";
+	pidl "";
+	pidl "talloc_free(r);";
+	pidl "";
+	pidl "return true;";
+	deindent;
+	pidl "}";
+	pidl "";
+}
+
+sub ParseInterface($)
+{
+	my $if = shift;
+
+	my $uif = uc($if->{NAME});
+
+	pidl_hdr "#ifndef __SRV_$uif\__";
+	pidl_hdr "#define __SRV_$uif\__";
+
+	foreach (@{$if->{FUNCTIONS}}) {
+		next if ($_->{PROPERTIES}{noopnum});
+		ParseFunction($if, $_);
+	}
+
+	pidl "";
+	pidl "/* Tables */";
+	pidl "static const struct api_struct api_$if->{NAME}_cmds[] = ";
+	pidl "{";
+	indent;
+
+	foreach (@{$if->{FUNCTIONS}}) {
+		next if ($_->{PROPERTIES}{noopnum});
+		pidl "{\"" . uc($_->{NAME}) . "\", NDR_" . uc($_->{NAME}) . ", api_$_->{NAME}},";
+	}
+
+	deindent;
+	pidl "};";
+
+	pidl "";
+
+	pidl_hdr "const struct api_struct *$if->{NAME}_get_pipe_fns(int *n_fns);";
+	pidl "const struct api_struct *$if->{NAME}_get_pipe_fns(int *n_fns)";
+	pidl "{";
+	indent;
+	pidl "*n_fns = sizeof(api_$if->{NAME}_cmds) / sizeof(struct api_struct);";
+	pidl "return api_$if->{NAME}_cmds;";
+	deindent;
+	pidl "}";
+	pidl "";
+
+	if (not has_property($if, "no_srv_register")) {
+	    pidl_hdr "struct rpc_srv_callbacks;";
+	    pidl_hdr "NTSTATUS rpc_$if->{NAME}_init(const struct rpc_srv_callbacks *rpc_srv_cb);";
+	    pidl "NTSTATUS rpc_$if->{NAME}_init(const struct rpc_srv_callbacks *rpc_srv_cb)";
+	    pidl "{";
+	    pidl "\treturn rpc_srv_register(SMB_RPC_INTERFACE_VERSION, \"$if->{NAME}\", \"$if->{NAME}\", \&ndr_table_$if->{NAME}, api_$if->{NAME}_cmds, sizeof(api_$if->{NAME}_cmds) / sizeof(struct api_struct), rpc_srv_cb);";
+	    pidl "}";
+
+	    pidl "";
+
+	    pidl_hdr "NTSTATUS rpc_$if->{NAME}_shutdown(void);";
+	    pidl "NTSTATUS rpc_$if->{NAME}_shutdown(void)";
+	    pidl "{";
+	    pidl "\treturn rpc_srv_unregister(\&ndr_table_$if->{NAME});";
+	    pidl "}";
+	}
+	pidl_hdr "#endif /* __SRV_$uif\__ */";
+}
+
+sub Parse($$$)
+{
+	my($ndr,$header,$ndr_header) = @_;
+
+	pidl_reset();
+
+	pidl "/*";
+	pidl " * Unix SMB/CIFS implementation.";
+	pidl " * server auto-generated by pidl. DO NOT MODIFY!";
+	pidl " */";
+	pidl "";
+	pidl "#include \"includes.h\"";
+	pidl "#include \"ntdomain.h\"";
+	pidl "#include \"$header\"";
+	pidl_hdr "#include \"$ndr_header\"";
+	pidl "";
+
+	foreach (@$ndr) {
+		ParseInterface($_) if ($_->{TYPE} eq "INTERFACE");
+	}
+
+	return pidl_return();
+}
+
+1;