419 lines
11 KiB
Perl
419 lines
11 KiB
Perl
###################################################
|
|
# 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 $res_hdr);
|
|
|
|
use strict;
|
|
use Parse::Pidl qw(fatal warning error);
|
|
use Parse::Pidl::Util qw(has_property ParseExpr);
|
|
use Parse::Pidl::NDR qw(ContainsPipe);
|
|
use Parse::Pidl::Typelist qw(mapTypeName);
|
|
use Parse::Pidl::Samba4 qw(DeclLong);
|
|
use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv GenerateFunctionOutEnv);
|
|
|
|
use vars qw($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 ParseInvalidResponse($$)
|
|
{
|
|
my ($self, $type) = @_;
|
|
|
|
if ($type eq "sync") {
|
|
$self->pidl("return NT_STATUS_INVALID_NETWORK_RESPONSE;");
|
|
} elsif ($type eq "async") {
|
|
$self->pidl("tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);");
|
|
$self->pidl("return;");
|
|
} else {
|
|
die("ParseInvalidResponse($type)");
|
|
}
|
|
}
|
|
|
|
sub ParseFunctionAsyncState($$$)
|
|
{
|
|
my ($self, $if, $fn) = @_;
|
|
|
|
my $state_str = "struct rpccli_$fn->{NAME}_state";
|
|
my $done_fn = "rpccli_$fn->{NAME}_done";
|
|
|
|
$self->pidl("$state_str {");
|
|
$self->indent;
|
|
$self->pidl("TALLOC_CTX *out_mem_ctx;");
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$self->pidl(mapTypeName($fn->{RETURN_TYPE}). " result;");
|
|
}
|
|
$self->deindent;
|
|
$self->pidl("};");
|
|
$self->pidl("");
|
|
$self->pidl("static void $done_fn(struct tevent_req *subreq);");
|
|
$self->pidl("");
|
|
}
|
|
|
|
sub ParseFunctionAsyncSend($$$)
|
|
{
|
|
my ($self, $if, $fn) = @_;
|
|
|
|
my $fn_args = "";
|
|
my $uif = uc($if);
|
|
my $ufn = "NDR_".uc($fn->{NAME});
|
|
my $state_str = "struct rpccli_$fn->{NAME}_state";
|
|
my $done_fn = "rpccli_$fn->{NAME}_done";
|
|
my $out_mem_ctx = "rpccli_$fn->{NAME}_out_memory";
|
|
my $fn_str = "struct tevent_req *rpccli_$fn->{NAME}_send";
|
|
my $pad = genpad($fn_str);
|
|
|
|
$fn_args .= "TALLOC_CTX *mem_ctx";
|
|
$fn_args .= ",\n" . $pad . "struct tevent_context *ev";
|
|
$fn_args .= ",\n" . $pad . "struct rpc_pipe_client *cli";
|
|
|
|
foreach (@{$fn->{ELEMENTS}}) {
|
|
my $dir = ElementDirection($_);
|
|
my $prop = HeaderProperties($_->{PROPERTIES}, ["in", "out"]);
|
|
$fn_args .= ",\n" . $pad . DeclLong($_, "_") . " /* $dir $prop */";
|
|
}
|
|
|
|
$self->fn_declare("$fn_str($fn_args)");
|
|
$self->pidl("{");
|
|
$self->indent;
|
|
$self->pidl("struct tevent_req *req;");
|
|
$self->pidl("$state_str *state;");
|
|
$self->pidl("struct tevent_req *subreq;");
|
|
$self->pidl("");
|
|
$self->pidl("req = tevent_req_create(mem_ctx, &state,");
|
|
$self->pidl("\t\t\t$state_str);");
|
|
$self->pidl("if (req == NULL) {");
|
|
$self->indent;
|
|
$self->pidl("return NULL;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("state->out_mem_ctx = NULL;");
|
|
$self->pidl("");
|
|
|
|
my $out_params = 0;
|
|
foreach (@{$fn->{ELEMENTS}}) {
|
|
if (grep(/out/, @{$_->{DIRECTION}})) {
|
|
$out_params++;
|
|
}
|
|
}
|
|
|
|
if ($out_params > 0) {
|
|
$self->pidl("state->out_mem_ctx = talloc_named_const(state, 0,");
|
|
$self->pidl("\t\t \"$out_mem_ctx\");");
|
|
$self->pidl("if (tevent_req_nomem(state->out_mem_ctx, req)) {");
|
|
$self->indent;
|
|
$self->pidl("return tevent_req_post(req, ev);");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
}
|
|
|
|
$fn_str = "subreq = dcerpc_$fn->{NAME}_send";
|
|
$pad = "\t" . genpad($fn_str);
|
|
$fn_args = "state,\n" . $pad . "ev,\n" . $pad . "cli->binding_handle";
|
|
foreach (@{$fn->{ELEMENTS}}) {
|
|
$fn_args .= ",\n" . $pad . "_". $_->{NAME};
|
|
}
|
|
|
|
$self->pidl("$fn_str($fn_args);");
|
|
$self->pidl("if (tevent_req_nomem(subreq, req)) {");
|
|
$self->indent;
|
|
$self->pidl("return tevent_req_post(req, ev);");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("tevent_req_set_callback(subreq, $done_fn, req);");
|
|
$self->pidl("return req;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
}
|
|
|
|
sub ParseFunctionAsyncDone($$$)
|
|
{
|
|
my ($self, $if, $fn) = @_;
|
|
|
|
my $state_str = "struct rpccli_$fn->{NAME}_state";
|
|
my $done_fn = "rpccli_$fn->{NAME}_done";
|
|
|
|
$self->pidl("static void $done_fn(struct tevent_req *subreq)");
|
|
$self->pidl("{");
|
|
$self->indent;
|
|
$self->pidl("struct tevent_req *req = tevent_req_callback_data(");
|
|
$self->pidl("\tsubreq, struct tevent_req);");
|
|
$self->pidl("$state_str *state = tevent_req_data(");
|
|
$self->pidl("\treq, $state_str);");
|
|
$self->pidl("NTSTATUS status;");
|
|
$self->pidl("TALLOC_CTX *mem_ctx;");
|
|
$self->pidl("");
|
|
|
|
$self->pidl("if (state->out_mem_ctx) {");
|
|
$self->indent;
|
|
$self->pidl("mem_ctx = state->out_mem_ctx;");
|
|
$self->deindent;
|
|
$self->pidl("} else {");
|
|
$self->indent;
|
|
$self->pidl("mem_ctx = state;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
|
|
my $fn_str = "status = dcerpc_$fn->{NAME}_recv";
|
|
my $pad = "\t" . genpad($fn_str);
|
|
my $fn_args = "subreq,\n" . $pad . "mem_ctx";
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$fn_args .= ",\n" . $pad . "&state->result";
|
|
}
|
|
|
|
$self->pidl("$fn_str($fn_args);");
|
|
$self->pidl("TALLOC_FREE(subreq);");
|
|
$self->pidl("if (!NT_STATUS_IS_OK(status)) {");
|
|
$self->indent;
|
|
$self->pidl("tevent_req_nterror(req, status);");
|
|
$self->pidl("return;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
|
|
$self->pidl("tevent_req_done(req);");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
}
|
|
|
|
sub ParseFunctionAsyncRecv($$$)
|
|
{
|
|
my ($self, $if, $fn) = @_;
|
|
|
|
my $fn_args = "";
|
|
my $state_str = "struct rpccli_$fn->{NAME}_state";
|
|
my $fn_str = "NTSTATUS rpccli_$fn->{NAME}_recv";
|
|
my $pad = genpad($fn_str);
|
|
|
|
$fn_args .= "struct tevent_req *req,\n" . $pad . "TALLOC_CTX *mem_ctx";
|
|
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$fn_args .= ",\n" . $pad . "$fn->{RETURN_TYPE} *result";
|
|
}
|
|
|
|
$self->fn_declare("$fn_str($fn_args)");
|
|
$self->pidl("{");
|
|
$self->indent;
|
|
$self->pidl("$state_str *state = tevent_req_data(");
|
|
$self->pidl("\treq, $state_str);");
|
|
$self->pidl("NTSTATUS status;");
|
|
$self->pidl("");
|
|
$self->pidl("if (tevent_req_is_nterror(req, &status)) {");
|
|
$self->indent;
|
|
$self->pidl("tevent_req_received(req);");
|
|
$self->pidl("return status;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
|
|
$self->pidl("/* Steal possible out parameters to the callers context */");
|
|
$self->pidl("talloc_steal(mem_ctx, state->out_mem_ctx);");
|
|
$self->pidl("");
|
|
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$self->pidl("/* Return result */");
|
|
$self->pidl("*result = state->result;");
|
|
$self->pidl("");
|
|
}
|
|
|
|
$self->pidl("tevent_req_received(req);");
|
|
$self->pidl("return NT_STATUS_OK;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
}
|
|
|
|
sub ParseFunctionSync($$$)
|
|
{
|
|
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("{");
|
|
$self->indent;
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$self->pidl(mapTypeName($fn->{RETURN_TYPE})." result;");
|
|
}
|
|
$self->pidl("NTSTATUS status;");
|
|
$self->pidl("");
|
|
|
|
$fn_str = "status = dcerpc_$fn->{NAME}";
|
|
$pad = "\t" . genpad($fn_str);
|
|
$fn_args = "cli->binding_handle,\n" . $pad . "mem_ctx";
|
|
foreach (@{$fn->{ELEMENTS}}) {
|
|
$fn_args .= ",\n" . $pad . "_". $_->{NAME};
|
|
}
|
|
if (defined($fn->{RETURN_TYPE})) {
|
|
$fn_args .= ",\n" . $pad . "&result";
|
|
}
|
|
|
|
$self->pidl("$fn_str($fn_args);");
|
|
$self->pidl("if (!NT_STATUS_IS_OK(status)) {");
|
|
$self->indent;
|
|
$self->pidl("return status;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
|
|
$self->pidl("/* Return result */");
|
|
if (not $fn->{RETURN_TYPE}) {
|
|
$self->pidl("return NT_STATUS_OK;");
|
|
} elsif ($fn->{RETURN_TYPE} eq "NTSTATUS") {
|
|
$self->pidl("return result;");
|
|
} elsif ($fn->{RETURN_TYPE} eq "WERROR") {
|
|
$self->pidl("if (werror) {");
|
|
$self->indent;
|
|
$self->pidl("*werror = result;");
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
$self->pidl("return werror_to_ntstatus(result);");
|
|
} else {
|
|
warning($fn->{ORIGINAL}, "Unable to convert $fn->{RETURN_TYPE} to NTSTATUS");
|
|
$self->pidl("return NT_STATUS_OK;");
|
|
}
|
|
|
|
$self->deindent;
|
|
$self->pidl("}");
|
|
$self->pidl("");
|
|
}
|
|
|
|
sub ParseFunction($$$)
|
|
{
|
|
my ($self, $if, $fn) = @_;
|
|
|
|
$self->ParseFunctionAsyncState($if, $fn);
|
|
$self->ParseFunctionAsyncSend($if, $fn);
|
|
$self->ParseFunctionAsyncDone($if, $fn);
|
|
$self->ParseFunctionAsyncRecv($if, $fn);
|
|
|
|
$self->ParseFunctionSync($if, $fn);
|
|
}
|
|
|
|
sub ParseInterface($$)
|
|
{
|
|
my ($self, $if) = @_;
|
|
|
|
my $uif = uc($if->{NAME});
|
|
|
|
$self->pidl_hdr("#ifndef __CLI_$uif\__");
|
|
$self->pidl_hdr("#define __CLI_$uif\__");
|
|
foreach my $fn (@{$if->{FUNCTIONS}}) {
|
|
next if has_property($fn, "noopnum");
|
|
next if has_property($fn, "todo");
|
|
|
|
my $skip = 0;
|
|
foreach my $e (@{$fn->{ELEMENTS}}) {
|
|
if (ContainsPipe($e, $e->{LEVELS}[0])) {
|
|
$skip = 1;
|
|
last;
|
|
}
|
|
}
|
|
next if $skip;
|
|
|
|
$self->ParseFunction($if->{NAME}, $fn);
|
|
}
|
|
$self->pidl_hdr("#endif /* __CLI_$uif\__ */");
|
|
}
|
|
|
|
sub Parse($$$$)
|
|
{
|
|
my($self,$ndr,$header,$c_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\"");
|
|
$self->pidl_hdr("#include \"$c_header\"");
|
|
$self->pidl("");
|
|
|
|
foreach (@$ndr) {
|
|
$self->ParseInterface($_) if ($_->{TYPE} eq "INTERFACE");
|
|
}
|
|
|
|
return ($self->{res}, $self->{res_hdr});
|
|
}
|
|
|
|
1;
|