/usr/share/perl5/Parse/Pidl/Samba4/COM/Stub.pm is in libparse-pidl-perl 2:4.2.14+dfsg-0+deb8u9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 | ###################################################
# 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;
|