Add pidl. Add preliminary work on SecIP.

Please note that the Alphatronics implementation does not follow the Vebon specification.
An extra padding byte had to be added to the idl..
This commit is contained in:
Wilco Baan Hofman 2012-08-01 03:30:50 +02:00
parent 1972b32b60
commit ad758df90b
67 changed files with 24048 additions and 1 deletions

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# COM Header generation
# (C) 2005 Jelmer Vernooij <jelmer@samba.org>
package Parse::Pidl::Samba4::COM::Header;
use Parse::Pidl::Typelist qw(mapTypeName);
use Parse::Pidl::Util qw(has_property is_constant);
use vars qw($VERSION);
$VERSION = '0.01';
use strict;
sub GetArgumentProtoList($)
{
my $f = shift;
my $res = "";
foreach my $a (@{$f->{ELEMENTS}}) {
$res .= ", " . mapTypeName($a->{TYPE}) . " ";
my $l = $a->{POINTERS};
$l-- if (Parse::Pidl::Typelist::scalar_is_reference($a->{TYPE}));
foreach my $i (1..$l) {
$res .= "*";
}
if (defined $a->{ARRAY_LEN}[0] && !is_constant($a->{ARRAY_LEN}[0]) &&
!$a->{POINTERS}) {
$res .= "*";
}
$res .= $a->{NAME};
if (defined $a->{ARRAY_LEN}[0] && is_constant($a->{ARRAY_LEN}[0])) {
$res .= "[$a->{ARRAY_LEN}[0]]";
}
}
return $res;
}
sub GetArgumentList($)
{
my $f = shift;
my $res = "";
foreach (@{$f->{ELEMENTS}}) { $res .= ", $_->{NAME}"; }
return $res;
}
#####################################################################
# generate vtable structure for COM interface
sub HeaderVTable($)
{
my $interface = shift;
my $res;
$res .= "#define " . uc($interface->{NAME}) . "_METHODS \\\n";
if (defined($interface->{BASE})) {
$res .= "\t" . uc($interface->{BASE} . "_METHODS") . "\\\n";
}
my $data = $interface->{DATA};
foreach my $d (@{$data}) {
$res .= "\t" . mapTypeName($d->{RETURN_TYPE}) . " (*$d->{NAME}) (struct $interface->{NAME} *d, TALLOC_CTX *mem_ctx" . GetArgumentProtoList($d) . ");\\\n" if ($d->{TYPE} eq "FUNCTION");
}
$res .= "\n";
$res .= "struct $interface->{NAME}_vtable {\n";
$res .= "\tstruct GUID iid;\n";
$res .= "\t" . uc($interface->{NAME}) . "_METHODS\n";
$res .= "};\n\n";
return $res;
}
sub ParseInterface($)
{
my $if = shift;
my $res;
$res .= "\n#ifndef _$if->{NAME}_\n";
$res .= "#define _$if->{NAME}_\n";
$res .="\n\n/* $if->{NAME} */\n";
$res .="#define COM_" . uc($if->{NAME}) . "_UUID $if->{PROPERTIES}->{uuid}\n\n";
$res .="struct $if->{NAME}_vtable;\n\n";
$res .="struct $if->{NAME} {
struct OBJREF obj;
struct com_context *ctx;
struct $if->{NAME}_vtable *vtable;
void *object_data;
};\n\n";
$res.=HeaderVTable($if);
foreach my $d (@{$if->{DATA}}) {
next if ($d->{TYPE} ne "FUNCTION");
$res .= "#define $if->{NAME}_$d->{NAME}(interface, mem_ctx" . GetArgumentList($d) . ") ";
$res .= "((interface)->vtable->$d->{NAME}(interface, mem_ctx" . GetArgumentList($d) . "))";
$res .="\n";
}
$res .= "#endif\n";
return $res;
}
sub ParseCoClass($)
{
my ($c) = @_;
my $res = "";
$res .= "#define CLSID_" . uc($c->{NAME}) . " $c->{PROPERTIES}->{uuid}\n";
if (has_property($c, "progid")) {
$res .= "#define PROGID_" . uc($c->{NAME}) . " $c->{PROPERTIES}->{progid}\n";
}
$res .= "\n";
return $res;
}
sub Parse($$)
{
my ($idl,$ndr_header) = @_;
my $res = "";
my $has_obj = 0;
$res .= "#include \"librpc/gen_ndr/orpc.h\"\n" .
"#include \"$ndr_header\"\n\n";
foreach (@{$idl})
{
if ($_->{TYPE} eq "INTERFACE" && has_property($_, "object")) {
$res .="struct $_->{NAME};\n";
$has_obj = 1;
}
}
foreach (@{$idl})
{
if ($_->{TYPE} eq "INTERFACE" && has_property($_, "object")) {
$res.=ParseInterface($_);
$has_obj = 1;
}
if ($_->{TYPE} eq "COCLASS") {
$res.=ParseCoClass($_);
$has_obj = 1;
}
}
return $res if ($has_obj);
return undef;
}
1;

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###################################################
# DCOM parser for Samba
# Basically the glue between COM and DCE/RPC with NDR
# Copyright jelmer@samba.org 2003-2005
# released under the GNU GPL
package Parse::Pidl::Samba4::COM::Proxy;
use Parse::Pidl::Samba4::COM::Header;
use Parse::Pidl::Typelist qw(mapTypeName);
use Parse::Pidl::Util qw(has_property);
use vars qw($VERSION);
$VERSION = '0.01';
use strict;
my($res);
sub ParseVTable($$)
{
my ($interface, $name) = @_;
# Generate the vtable
$res .="\tstruct $interface->{NAME}_vtable $name = {";
if (defined($interface->{BASE})) {
$res .= "\n\t\t{},";
}
my $data = $interface->{DATA};
foreach my $d (@{$data}) {
if ($d->{TYPE} eq "FUNCTION") {
$res .= "\n\t\tdcom_proxy_$interface->{NAME}_$d->{NAME}";
$res .= ",";
}
}
$res .= "\n\t};\n\n";
}
sub ParseRegFunc($)
{
my $interface = shift;
$res .= "static NTSTATUS dcom_proxy_$interface->{NAME}_init(void)
{
struct $interface->{NAME}_vtable *proxy_vtable = talloc(talloc_autofree_context(), struct $interface->{NAME}_vtable);
";
if (defined($interface->{BASE})) {
$res.= "
struct GUID base_iid;
const void *base_vtable;
base_iid = ndr_table_$interface->{BASE}.syntax_id.uuid;
base_vtable = dcom_proxy_vtable_by_iid(&base_iid);
if (base_vtable == NULL) {
DEBUG(0, (\"No proxy registered for base interface '$interface->{BASE}'\\n\"));
return NT_STATUS_FOOBAR;
}
memcpy(&proxy_vtable, base_vtable, sizeof(struct $interface->{BASE}_vtable));
";
}
foreach my $x (@{$interface->{DATA}}) {
next unless ($x->{TYPE} eq "FUNCTION");
$res .= "\tproxy_vtable->$x->{NAME} = dcom_proxy_$interface->{NAME}_$x->{NAME};\n";
}
$res.= "
proxy_vtable->iid = ndr_table_$interface->{NAME}.syntax_id.uuid;
return dcom_register_proxy((struct IUnknown_vtable *)proxy_vtable);
}\n\n";
}
#####################################################################
# parse a function
sub ParseFunction($$)
{
my ($interface, $fn) = @_;
my $name = $fn->{NAME};
my $uname = uc $name;
my $tn = mapTypeName($fn->{RETURN_TYPE});
$res.="
static $tn dcom_proxy_$interface->{NAME}_$name(struct $interface->{NAME} *d, TALLOC_CTX *mem_ctx" . Parse::Pidl::Samba4::COM::Header::GetArgumentProtoList($fn) . ")
{
struct dcerpc_pipe *p;
NTSTATUS status = dcom_get_pipe(d, &p);
struct $name r;
struct rpc_request *req;
if (NT_STATUS_IS_ERR(status)) {
return status;
}
ZERO_STRUCT(r.in.ORPCthis);
r.in.ORPCthis.version.MajorVersion = COM_MAJOR_VERSION;
r.in.ORPCthis.version.MinorVersion = COM_MINOR_VERSION;
";
# Put arguments into r
foreach my $a (@{$fn->{ELEMENTS}}) {
next unless (has_property($a, "in"));
if (Parse::Pidl::Typelist::typeIs($a->{TYPE}, "INTERFACE")) {
$res .="\tNDR_CHECK(dcom_OBJREF_from_IUnknown(mem_ctx, &r.in.$a->{NAME}.obj, $a->{NAME}));\n";
} else {
$res .= "\tr.in.$a->{NAME} = $a->{NAME};\n";
}
}
$res .="
if (p->conn->flags & DCERPC_DEBUG_PRINT_IN) {
NDR_PRINT_IN_DEBUG($name, &r);
}
status = dcerpc_ndr_request(p, &d->ipid, &ndr_table_$interface->{NAME}, NDR_$uname, mem_ctx, &r);
if (NT_STATUS_IS_OK(status) && (p->conn->flags & DCERPC_DEBUG_PRINT_OUT)) {
NDR_PRINT_OUT_DEBUG($name, r);
}
";
# Put r info back into arguments
foreach my $a (@{$fn->{ELEMENTS}}) {
next unless (has_property($a, "out"));
if (Parse::Pidl::Typelist::typeIs($a->{TYPE}, "INTERFACE")) {
$res .="\tNDR_CHECK(dcom_IUnknown_from_OBJREF(d->ctx, &$a->{NAME}, r.out.$a->{NAME}.obj));\n";
} else {
$res .= "\t*$a->{NAME} = r.out.$a->{NAME};\n";
}
}
if ($fn->{RETURN_TYPE} eq "NTSTATUS") {
$res .= "\tif (NT_STATUS_IS_OK(status)) status = r.out.result;\n";
}
$res .=
"
return r.out.result;
}\n\n";
}
#####################################################################
# parse the interface definitions
sub ParseInterface($)
{
my($interface) = shift;
my($data) = $interface->{DATA};
$res = "/* DCOM proxy for $interface->{NAME} generated by pidl */\n\n";
foreach my $d (@{$data}) {
($d->{TYPE} eq "FUNCTION") &&
ParseFunction($interface, $d);
}
ParseRegFunc($interface);
}
sub RegistrationFunction($$)
{
my $idl = shift;
my $basename = shift;
my $res = "\n\nNTSTATUS dcom_$basename\_init(void)\n";
$res .= "{\n";
$res .="\tNTSTATUS status = NT_STATUS_OK;\n";
foreach my $interface (@{$idl}) {
next if $interface->{TYPE} ne "INTERFACE";
next if not has_property($interface, "object");
my $data = $interface->{DATA};
my $count = 0;
foreach my $d (@{$data}) {
if ($d->{TYPE} eq "FUNCTION") { $count++; }
}
next if ($count == 0);
$res .= "\tstatus = dcom_$interface->{NAME}_init();\n";
$res .= "\tif (NT_STATUS_IS_ERR(status)) {\n";
$res .= "\t\treturn status;\n";
$res .= "\t}\n\n";
}
$res .= "\treturn status;\n";
$res .= "}\n\n";
return $res;
}
sub Parse($$)
{
my ($pidl,$comh_filename) = @_;
my $res = "";
my $has_obj = 0;
$res .= "#include \"includes.h\"\n" .
"#include \"lib/com/dcom/dcom.h\"\n" .
"#include \"$comh_filename\"\n" .
"#include \"librpc/rpc/dcerpc.h\"\n";
foreach (@{$pidl}) {
next if ($_->{TYPE} ne "INTERFACE");
next if has_property($_, "local");
next unless has_property($_, "object");
$res .= ParseInterface($_);
$has_obj = 1;
}
return $res if ($has_obj);
return undef;
}
1;

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###################################################
# DCOM stub boilerplate generator
# Copyright jelmer@samba.org 2004-2005
# Copyright tridge@samba.org 2003
# Copyright metze@samba.org 2004
# released under the GNU GPL
package Parse::Pidl::Samba4::COM::Stub;
use Parse::Pidl::Util qw(has_property);
use strict;
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 $data = shift;
my $count = 0;
foreach my $d (@{$data}) {
next if ($d->{TYPE} ne "FUNCTION");
pidl "\tcase $count: {\n";
if ($d->{RETURN_TYPE} && $d->{RETURN_TYPE} ne "void") {
pidl "\t\tNTSTATUS result;\n";
}
pidl "\t\tstruct $d->{NAME} *r2 = r;\n";
pidl "\t\tif (DEBUGLEVEL > 10) {\n";
pidl "\t\t\tNDR_PRINT_FUNCTION_DEBUG($d->{NAME}, NDR_IN, r2);\n";
pidl "\t\t}\n";
if ($d->{RETURN_TYPE} && $d->{RETURN_TYPE} ne "void") {
pidl "\t\tresult = vtable->$d->{NAME}(iface, mem_ctx, r2);\n";
} else {
pidl "\t\tvtable->$d->{NAME}(iface, mem_ctx, r2);\n";
}
pidl "\t\tif (dce_call->state_flags & DCESRV_CALL_STATE_FLAG_ASYNC) {\n";
pidl "\t\t\tDEBUG(5,(\"function $d->{NAME} will reply async\\n\"));\n";
pidl "\t\t}\n";
pidl "\t\tbreak;\n\t}\n";
$count++;
}
}
#####################################################
# generate the switch statement for function reply
sub gen_reply_switch($)
{
my $data = shift;
my $count = 0;
foreach my $d (@{$data}) {
next if ($d->{TYPE} ne "FUNCTION");
pidl "\tcase $count: {\n";
pidl "\t\tstruct $d->{NAME} *r2 = r;\n";
pidl "\t\tif (dce_call->state_flags & DCESRV_CALL_STATE_FLAG_ASYNC) {\n";
pidl "\t\t\tDEBUG(5,(\"function $d->{NAME} replied async\\n\"));\n";
pidl "\t\t}\n";
pidl "\t\tif (DEBUGLEVEL > 10 && dce_call->fault_code == 0) {\n";
pidl "\t\t\tNDR_PRINT_FUNCTION_DEBUG($d->{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 $d->{NAME}\\n\", dcerpc_errstr(mem_ctx, dce_call->fault_code)));\n";
pidl "\t\t}\n";
pidl "\t\tbreak;\n\t}\n";
$count++;
}
}
#####################################################################
# produce boilerplate code for a interface
sub Boilerplate_Iface($)
{
my($interface) = shift;
my($data) = $interface->{DATA};
my $name = $interface->{NAME};
my $uname = uc $name;
my $uuid = Parse::Pidl::Util::make_str($interface->{PROPERTIES}->{uuid});
my $if_version = $interface->{PROPERTIES}->{version};
pidl "
static NTSTATUS $name\__op_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *iface, uint32_t if_version)
{
#ifdef DCESRV_INTERFACE_$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 $name\__op_ndr_pull(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_pull *pull, void **r)
{
NTSTATUS status;
uint16_t opnum = dce_call->pkt.u.request.opnum;
dce_call->fault_code = 0;
if (opnum >= dcerpc_table_$name.num_calls) {
dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
return NT_STATUS_NET_WRITE_FAULT;
}
*r = talloc_size(mem_ctx, dcerpc_table_$name.calls[opnum].struct_size);
NT_STATUS_HAVE_NO_MEMORY(*r);
/* unravel the NDR for the packet */
status = dcerpc_table_$name.calls[opnum].ndr_pull(pull, NDR_IN, *r);
if (!NT_STATUS_IS_OK(status)) {
dcerpc_log_packet(&dcerpc_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 $name\__op_dispatch(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
{
uint16_t opnum = dce_call->pkt.u.request.opnum;
struct GUID ipid = dce_call->pkt.u.request.object.object;
struct dcom_interface_p *iface = dcom_get_local_iface_p(&ipid);
const struct dcom_$name\_vtable *vtable = iface->vtable;
switch (opnum) {
";
gen_dispatch_switch($data);
pidl "
default:
dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
break;
}
if (dce_call->fault_code != 0) {
dcerpc_log_packet(&dcerpc_table_$name, opnum, NDR_IN,
&dce_call->pkt.u.request.stub_and_verifier);
return NT_STATUS_NET_WRITE_FAULT;
}
return NT_STATUS_OK;
}
static NTSTATUS $name\__op_reply(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, void *r)
{
uint16_t opnum = dce_call->pkt.u.request.opnum;
switch (opnum) {
";
gen_reply_switch($data);
pidl "
default:
dce_call->fault_code = DCERPC_FAULT_OP_RNG_ERROR;
break;
}
if (dce_call->fault_code != 0) {
dcerpc_log_packet(&dcerpc_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 $name\__op_ndr_push(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx, struct ndr_push *push, const void *r)
{
NTSTATUS status;
uint16_t opnum = dce_call->pkt.u.request.opnum;
status = dcerpc_table_$name.calls[opnum].ndr_push(push, NDR_OUT, r);
if (!NT_STATUS_IS_OK(status)) {
dce_call->fault_code = DCERPC_FAULT_NDR;
return NT_STATUS_NET_WRITE_FAULT;
}
return NT_STATUS_OK;
}
static const struct dcesrv_interface $name\_interface = {
.name = \"$name\",
.uuid = $uuid,
.if_version = $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 $name\__op_init_server(struct dcesrv_context *dce_ctx, const struct dcesrv_endpoint_server *ep_server)
{
int i;
for (i=0;i<dcerpc_table_$name.endpoints->count;i++) {
NTSTATUS ret;
const char *name = dcerpc_table_$name.endpoints->names[i];
ret = dcesrv_interface_register(dce_ctx, name, &$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 $name\__op_interface_by_uuid(struct dcesrv_interface *iface, const char *uuid, uint32_t if_version)
{
if (dcerpc_table_$name.if_version == if_version &&
strcmp(dcerpc_table_$name.uuid, uuid)==0) {
memcpy(iface,&dcerpc_table_$name, sizeof(*iface));
return True;
}
return False;
}
static BOOL $name\__op_interface_by_name(struct dcesrv_interface *iface, const char *name)
{
if (strcmp(dcerpc_table_$name.name, name)==0) {
memcpy(iface,&dcerpc_table_$name, sizeof(*iface));
return True;
}
return False;
}
NTSTATUS dcerpc_server_$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;
}
";
}
#####################################################################
# dcom interface stub from a parsed IDL structure
sub ParseInterface($)
{
my($interface) = shift;
return "" if has_property($interface, "local");
my($data) = $interface->{DATA};
my $count = 0;
$res = "";
if (!defined $interface->{PROPERTIES}->{uuid}) {
return $res;
}
if (!defined $interface->{PROPERTIES}->{version}) {
$interface->{PROPERTIES}->{version} = "0.0";
}
foreach my $d (@{$data}) {
if ($d->{TYPE} eq "FUNCTION") { $count++; }
}
if ($count == 0) {
return $res;
}
$res = "/* dcom interface stub generated by pidl */\n\n";
Boilerplate_Iface($interface);
Boilerplate_Ep_Server($interface);
return $res;
}
1;