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r15776: Don't generate ref pointers in Samba4-generated code. There is no point

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in having pointers for outgoing data when you can already modify the top-level
element.

This can be overridden (temporarily) by specifying the new "keepref"
attribute. Once we've removed keepref from all IDL files, I'll remove this
attribute as well.
This commit is contained in:
Jelmer Vernooij 2006-05-21 12:58:39 +00:00 committed by Gerald (Jerry) Carter
parent 4e8c9bbd76
commit bdc6dd3750
30 changed files with 112 additions and 75 deletions
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2
source/lib/registry/reg_backend_rpc.c
View File

@ -280,7 +280,7 @@ static WERROR rpc_query_key(const struct registry_key *k)
struct rpc_key_data *mykeydata = k->backend_data;
TALLOC_CTX *mem_ctx = talloc_init("query_key");
init_winreg_String(&r.in.class, NULL);
init_winreg_String(&r.in.class_in, NULL);
r.in.handle = &mykeydata->pol;
status = dcerpc_winreg_QueryInfoKey((struct dcerpc_pipe *)(k->hive->backend_data), mem_ctx, &r);

5
source/librpc/idl/atsvc.idl
View File

@ -6,7 +6,8 @@
version(1.0),
pointer_default(unique),
helpstring("Microsoft AT-Scheduler Service"),
endpoint("ncacn_np:[\\pipe\\atsvc]", "ncalrpc:")
endpoint("ncacn_np:[\\pipe\\atsvc]", "ncalrpc:"),
keepref
] interface atsvc
{
typedef [bitmap32bit] bitmap {
@ -73,7 +74,7 @@
/* Function: 0x00 */
NTSTATUS atsvc_JobAdd(
[in,unique,string,charset(UTF16)] uint16 *servername,
[in] atsvc_JobInfo *job_info,
[in,keepref] atsvc_JobInfo *job_info,
[out] uint32 job_id
);

23
source/librpc/idl/dcom.idl
View File

@ -18,7 +18,8 @@
object,
uuid("00000000-0000-0000-C000-000000000046"),
pointer_default(unique),
helpstring("Base interface for all COM interfaces")
helpstring("Base interface for all COM interfaces"),
keepref
]
interface IUnknown
{
@ -42,7 +43,8 @@ interface IUnknown
[
object,
uuid("00000001-0000-0000-C000-000000000046"),
pointer_default(unique)
pointer_default(unique),
keepref
] interface IClassFactory : IUnknown
{
[local] WERROR CreateInstance([in,unique] MInterfacePointer *pUnknown,
@ -69,7 +71,8 @@ interface IUnknown
uuid("00000131-0000-0000-C000-000000000046"),
object,
pointer_default(unique),
helpstring("Remote version of IUnknown")
helpstring("Remote version of IUnknown"),
keepref
]
interface IRemUnknown : IUnknown
{
@ -169,7 +172,8 @@ interface IRemUnknown : IUnknown
[
object,
pointer_default(unique),
uuid("00000143-0000-0000-C000-000000000046")
uuid("00000143-0000-0000-C000-000000000046"),
keepref
]
interface IRemUnknown2 : IRemUnknown
@ -186,8 +190,9 @@ interface IRemUnknown2 : IRemUnknown
[
object,
pointer_default(unique),
uuid("00020400-0000-0000-C000-000000000046")
] interface IDispatch : IUnknown
uuid("00020400-0000-0000-C000-000000000046"),
keepref
] interface IDispatch : IUnknown
{
/*****************/
/* Function 0x03 */
@ -254,7 +259,8 @@ interface IRemUnknown2 : IRemUnknown
uuid(DA23F6DB-6F45-466C-9EED-0B65286F2D78),
helpstring("ICoffeeMachine Interface"),
pointer_default(unique),
object
object,
keepref
] interface ICoffeeMachine : IUnknown
{
WERROR MakeCoffee([in,string,charset(UTF16)] uint16 *flavor);
@ -272,7 +278,8 @@ interface IRemUnknown2 : IRemUnknown
object,
pointer_default(unique),
uuid("0000000C-0000-0000-C000-000000000046"),
helpstring("Stream")
helpstring("Stream"),
keepref
]
interface IStream : IUnknown
{

3
source/librpc/idl/dfs.idl
View File

@ -5,7 +5,8 @@
[ uuid("4fc742e0-4a10-11cf-8273-00aa004ae673"),
version(3.0),
pointer_default(unique),
helpstring("Settings for Microsoft Distributed File System")
helpstring("Settings for Microsoft Distributed File System"),
keepref
] interface netdfs
{
/******************/

3
source/librpc/idl/drsuapi.idl
View File

@ -7,7 +7,8 @@
authservice("ldap"),
helpstring("Active Directory Replication"),
pointer_default(unique),
depends(security,misc)
depends(security,misc),
keepref
]
interface drsuapi
{

3
source/librpc/idl/echo.idl
View File

@ -4,7 +4,8 @@
endpoint("ncacn_np:[\\pipe\\rpcecho]", "ncacn_ip_tcp:", "ncalrpc:"),
pointer_default(unique),
version(1.0),
helpstring("Simple echo pipe")
helpstring("Simple echo pipe"),
keepref
]
interface rpcecho
{

3
source/librpc/idl/efs.idl
View File

@ -7,7 +7,8 @@
uuid("c681d488-d850-11d0-8c52-00c04fd90f7e"),
version(1.0),
depends(security),
pointer_default(unique)
pointer_default(unique),
keepref
] interface efs
{

3
source/librpc/idl/epmapper.idl
View File

@ -15,7 +15,8 @@ http://www.opengroup.org/onlinepubs/9629399/chap6.htm#tagcjh_11_02_03_01: bindin
"ncalrpc:[EPMAPPER]"),
helpstring("EndPoint Mapper"),
pointer_default_top(sptr),
pointer_default(sptr)
pointer_default(sptr),
keepref
]
interface epmapper
{

3
source/librpc/idl/eventlog.idl
View File

@ -7,7 +7,8 @@
version(0.0),
depends(lsa,security),
pointer_default(unique),
helpstring("Event Logger")
helpstring("Event Logger"),
keepref
] interface eventlog
{
typedef bitmap {

3
source/librpc/idl/initshutdown.idl
View File

@ -9,7 +9,8 @@
version(1.0),
endpoint("ncacn_np:[\\pipe\\InitShutdown]"),
pointer_default(unique),
helpstring("Init shutdown service")
helpstring("Init shutdown service"),
keepref
] interface initshutdown
{
typedef struct {

3
source/librpc/idl/irpc.idl
View File

@ -6,7 +6,8 @@
[ uuid("e770c620-0b06-4b5e-8d87-a26e20f28340"),
version(1.0),
pointer_default(unique),
depends(security,nbt)
depends(security,nbt),
keepref
] interface irpc
{
typedef bitmap {

3
source/librpc/idl/lsa.idl
View File

@ -9,7 +9,8 @@
endpoint("ncacn_np:[\\pipe\\lsarpc]","ncacn_np:[\\pipe\\lsass]", "ncacn_ip_tcp:", "ncalrpc:"),
pointer_default(unique),
helpstring("Local Security Authority"),
depends(security)
depends(security),
keepref
] interface lsarpc
{
declare bitmap security_secinfo;

3
source/librpc/idl/netlogon.idl
View File

@ -12,7 +12,8 @@
endpoint("ncacn_np:[\\pipe\\netlogon]","ncacn_ip_tcp:","ncalrpc:"),
pointer_default(unique),
pointer_default_top(unique),
depends(lsa,samr,security)
depends(lsa,samr,security),
keepref
]
interface netlogon

3
source/librpc/idl/orpc.idl
View File

@ -6,7 +6,8 @@
*/
[
pointer_default(unique)
pointer_default(unique),
keepref
]
interface ObjectRpcBaseTypes
{

3
source/librpc/idl/oxidresolver.idl
View File

@ -16,7 +16,8 @@
endpoint("ncacn_np:[\\pipe\\epmapper]", "ncacn_ip_tcp:[135]", "ncalrpc:"),
pointer_default(unique),
pointer_default_top(unique),
depends(dcom, orpc)
depends(dcom, orpc),
keepref
]
interface IOXIDResolver
{

3
source/librpc/idl/remact.idl
View File

@ -8,7 +8,8 @@
pointer_default(unique),
pointer_default_top(unique),
endpoint("ncalrpc:", "ncacn_ip_tcp:[135]", "ncacn_np:[\\pipe\\epmapper]"),
depends(dcom,orpc)
depends(dcom,orpc),
keepref
]
interface IRemoteActivation
{

3
source/librpc/idl/rot.idl
View File

@ -5,7 +5,8 @@
pointer_default_top(unique),
depends(orpc),
endpoint("ncacn_np:[\\pipe\\epmapper]", "ncacn_ip_tcp:[135]",
"ncalrpc:[EPMAPPER]")
"ncalrpc:[EPMAPPER]"),
keepref
] interface rot
{
WERROR rot_add (

3
source/librpc/idl/samr.idl
View File

@ -13,7 +13,8 @@
endpoint("ncacn_np:[\\pipe\\samr]","ncacn_ip_tcp:", "ncalrpc:"),
pointer_default(unique),
pointer_default_top(unique),
depends(misc,lsa,security)
depends(misc,lsa,security),
keepref
] interface samr
{
declare bitmap security_secinfo;

3
source/librpc/idl/spoolss.idl
View File

@ -11,7 +11,8 @@
pointer_default_top(unique),
helpstring("Spooler SubSystem"),
depends(security),
helper("librpc/ndr/ndr_spoolss_buf.h")
helper("librpc/ndr/ndr_spoolss_buf.h"),
keepref
] interface spoolss
{
typedef struct {

3
source/librpc/idl/srvsvc.idl
View File

@ -10,7 +10,8 @@
pointer_default(unique),
pointer_default_top(unique),
helpstring("Server Service"),
depends(security,svcctl)
depends(security,svcctl),
keepref
] interface srvsvc
{
declare bitmap svcctl_ServerType;

3
source/librpc/idl/svcctl.idl
View File

@ -9,7 +9,8 @@
pointer_default(unique),
pointer_default_top(unique),
endpoint("ncacn_np:[\\pipe\\svcctl]", "ncalrpc:"),
helpstring("Service Control")
helpstring("Service Control"),
keepref
] interface svcctl
{
typedef struct {

3
source/librpc/idl/unixinfo.idl
View File

@ -7,7 +7,8 @@
endpoint("ncacn_np:[\\pipe\\unixinfo]", "ncacn_ip_tcp:", "ncalrpc:"),
pointer_default(unique),
helpstring("Unixinfo specific stuff"),
depends(security)
depends(security),
keepref
] interface unixinfo
{
/******************/

7
source/librpc/idl/winreg.idl
View File

@ -9,7 +9,8 @@
pointer_default(unique),
pointer_default_top(unique),
helpstring("Remote Registry Service"),
depends(lsa,initshutdown,security)
depends(lsa,initshutdown,security),
keepref
] interface winreg
{
declare bitmap security_secinfo;
@ -205,8 +206,8 @@
/* Function: 0x10 */
WERROR winreg_QueryInfoKey(
[in,ref] policy_handle *handle,
[in] winreg_String class,
[out] winreg_String class,
[in] winreg_String class_in,
[out] winreg_String *class_out,
[out] uint32 num_subkeys,
[out] uint32 max_subkeylen,
[out] uint32 max_subkeysize,

3
source/librpc/idl/wkssvc.idl
View File

@ -7,7 +7,8 @@
pointer_default(unique),
pointer_default_top(unique),
helpstring("Workstation Service"),
depends(srvsvc)
depends(srvsvc),
keepref
] interface wkssvc
{
declare [v1_enum] enum srvsvc_PlatformId;

5
source/librpc/ndr/ndr_basic.c
View File

@ -494,11 +494,8 @@ _PUBLIC_ NTSTATUS ndr_push_sptr_ptr(struct ndr_push *ndr, const void *p)
/*
push always a 0, if a pointer is NULL it's a fatal error
*/
_PUBLIC_ NTSTATUS ndr_push_ref_ptr(struct ndr_push *ndr, const void *p)
_PUBLIC_ NTSTATUS ndr_push_ref_ptr(struct ndr_push *ndr)
{
if (p == NULL) {
return NT_STATUS_INVALID_PARAMETER_MIX;
}
return ndr_push_uint32(ndr, NDR_SCALARS, 0xAEF1AEF1);
}

26
source/pidl/lib/Parse/Pidl/NDR.pm
View File

@ -571,8 +571,7 @@ sub ParseFunction($$$)
sub CheckPointerTypes($$)
{
my $s = shift;
my $default = shift;
my ($s,$default) = @_;
foreach my $e (@{$s->{ELEMENTS}}) {
if ($e->{POINTERS} and not defined(pointer_type($e))) {
@ -581,6 +580,23 @@ sub CheckPointerTypes($$)
}
}
#FIXME: Remove when ref handling in Samba4 is fixed
sub AddKeepRef($)
{
my $d = shift;
if ($d->{TYPE} eq "FUNCTION") {
foreach (@{$d->{ELEMENTS}}) {
$_->{PROPERTIES}->{keepref} = 1;
}
} elsif ($d->{TYPE} eq "TYPEDEF" and ($d->{DATA}->{TYPE} eq "STRUCT"
or $d->{DATA}->{TYPE} eq "UNION")) {
foreach (@{$d->{DATA}->{ELEMENTS}}) {
$_->{PROPERTIES}->{keepref} = 1;
}
}
}
sub ParseInterface($)
{
my $idl = shift;
@ -606,10 +622,12 @@ sub ParseInterface($)
if ($d->{TYPE} eq "DECLARE") {
push (@declares, $d);
} elsif ($d->{TYPE} eq "FUNCTION") {
AddKeepRef($d) if (has_property($idl, "keepref"));
push (@functions, ParseFunction($idl, $d, \$opnum));
} elsif ($d->{TYPE} eq "CONST") {
push (@consts, ParseConst($idl, $d));
} else {
AddKeepRef($d) if (has_property($idl, "keepref"));
push (@types, ParseType($idl, $d));
}
}
@ -831,6 +849,10 @@ my %property_list = (
"noheader" => ["ELEMENT"],
"charset" => ["ELEMENT"],
"length_is" => ["ELEMENT"],
# temporary (should be removed once we've migrated away from
# relying on ref pointers being there in Samba4's code)
"keepref" => ["ELEMENT","INTERFACE"],
);
#####################################################################

6
source/pidl/lib/Parse/Pidl/Samba4/Header.pm
View File

@ -60,7 +60,11 @@ sub HeaderElement($)
} else {
HeaderType($element, $element->{TYPE}, "");
pidl " ";
my $numstar = $element->{POINTERS};
my $numstar = 0;
if (!has_property($element, "ref") or
has_property($element, "keepref")) {
$numstar += $element->{POINTERS};
}
if ($numstar >= 1) {
$numstar-- if Parse::Pidl::Typelist::scalar_is_reference($element->{TYPE});
}

30
source/pidl/lib/Parse/Pidl/Samba4/NDR/Parser.pm
View File

@ -582,7 +582,9 @@ sub ParseElementPushLevel
pidl "NDR_CHECK(ndr_push_relative_ptr2(ndr, $var_name));";
}
}
$var_name = get_value_of($var_name);
if ($l->{POINTER_TYPE} ne "ref" or has_property($e, "keepref")) {
$var_name = get_value_of($var_name);
}
ParseElementPushLevel($e, GetNextLevel($e, $l), $ndr, $var_name, $env, 1, 1);
if ($l->{POINTER_TYPE} ne "ref") {
@ -662,11 +664,12 @@ sub ParsePtrPush($$$)
my ($e,$l,$var_name) = @_;
if ($l->{POINTER_TYPE} eq "ref") {
if ($l->{LEVEL} eq "EMBEDDED") {
pidl "NDR_CHECK(ndr_push_ref_ptr(ndr, $var_name));";
} else {
if (has_property($e, "keepref")) {
check_null_pointer(get_value_of($var_name));
}
if ($l->{LEVEL} eq "EMBEDDED") {
pidl "NDR_CHECK(ndr_push_ref_ptr(ndr));";
}
} elsif ($l->{POINTER_TYPE} eq "relative") {
pidl "NDR_CHECK(ndr_push_relative_ptr1(ndr, $var_name));";
} elsif ($l->{POINTER_TYPE} eq "unique") {
@ -872,7 +875,7 @@ sub ParseMemCtxPullStart($$$)
my $next_is_array = ($nl->{TYPE} eq "ARRAY");
my $next_is_string = (($nl->{TYPE} eq "DATA") and
($nl->{DATA_TYPE} eq "string"));
if ($next_is_array or $next_is_string) {
if ($next_is_array or $next_is_string or not has_property($e, "keepref")) {
return;
} else {
$mem_c_flags = "LIBNDR_FLAG_REF_ALLOC";
@ -898,7 +901,7 @@ sub ParseMemCtxPullEnd($$)
my $next_is_array = ($nl->{TYPE} eq "ARRAY");
my $next_is_string = (($nl->{TYPE} eq "DATA") and
($nl->{DATA_TYPE} eq "string"));
if ($next_is_array or $next_is_string) {
if ($next_is_array or $next_is_string or not has_property($e, "keepref")) {
return;
} else {
$mem_r_flags = "LIBNDR_FLAG_REF_ALLOC";
@ -975,7 +978,9 @@ sub ParseElementPullLevel
ParseMemCtxPullStart($e,$l, $var_name);
$var_name = get_value_of($var_name);
if ($l->{POINTER_TYPE} ne "ref" or has_property($e, "keepref")) {
$var_name = get_value_of($var_name);
}
ParseElementPullLevel($e,GetNextLevel($e,$l), $ndr, $var_name, $env, 1, 1);
ParseMemCtxPullEnd($e,$l);
@ -1075,11 +1080,12 @@ sub ParsePtrPull($$$$)
($nl->{DATA_TYPE} eq "string"));
if ($l->{POINTER_TYPE} eq "ref") {
unless ($l->{LEVEL} eq "TOP") {
if ($l->{LEVEL} eq "EMBEDDED") {
pidl "NDR_CHECK(ndr_pull_ref_ptr($ndr, &_ptr_$e->{NAME}));";
}
unless ($next_is_array or $next_is_string) {
if (!$next_is_array and !$next_is_string and
has_property($e, "keepref")) {
pidl "if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {";
pidl "\tNDR_PULL_ALLOC($ndr, $var_name);";
pidl "}";
@ -1413,8 +1419,7 @@ sub DeclareArrayVariables($)
sub need_decl_mem_ctx($$)
{
my $e = shift;
my $l = shift;
my ($e,$l) = @_;
return 0 if has_fast_array($e,$l);
return 0 if is_charset_array($e,$l);
@ -1425,7 +1430,7 @@ sub need_decl_mem_ctx($$)
my $next_is_array = ($nl->{TYPE} eq "ARRAY");
my $next_is_string = (($nl->{TYPE} eq "DATA") and
($nl->{DATA_TYPE} eq "string"));
return 0 if ($next_is_array or $next_is_string);
return 0 if ($next_is_array or $next_is_string or not has_property($e, "keepref"));
}
return 1 if ($l->{TYPE} eq "POINTER");
@ -2091,6 +2096,7 @@ sub ParseFunctionPull($)
next unless (grep(/out/, @{$e->{DIRECTION}}));
next unless ($e->{LEVELS}[0]->{TYPE} eq "POINTER" and
$e->{LEVELS}[0]->{POINTER_TYPE} eq "ref");
next unless has_property($e, "keepref");
next if (($e->{LEVELS}[1]->{TYPE} eq "DATA") and
($e->{LEVELS}[1]->{DATA_TYPE} eq "string"));
next if (($e->{LEVELS}[1]->{TYPE} eq "ARRAY")

21
source/pidl/lib/Parse/Pidl/Typelist.pm
View File

@ -23,50 +23,29 @@ my @reference_scalars = (
# a list of known scalar types
my %scalars = (
# 0 byte types
"void" => "void",
# 1 byte types
"char" => "char",
"int8" => "int8_t",
"uint8" => "uint8_t",
# 2 byte types
"int16" => "int16_t",
"uint16" => "uint16_t",
# 4 byte types
"int32" => "int32_t",
"uint32" => "uint32_t",
# 8 byte types
"hyper" => "uint64_t",
"dlong" => "int64_t",
"udlong" => "uint64_t",
"udlongr" => "uint64_t",
# assume its a 8 byte type, but cope with either
"pointer" => "void*",
# DATA_BLOB types
"DATA_BLOB" => "DATA_BLOB",
# string types
"string" => "const char *",
"string_array" => "const char **",
# time types
"time_t" => "time_t",
"NTTIME" => "NTTIME",
"NTTIME_1sec" => "NTTIME",
"NTTIME_hyper" => "NTTIME",
# error code types
"WERROR" => "WERROR",
"NTSTATUS" => "NTSTATUS",
"COMRESULT" => "COMRESULT",
# special types
"nbt_string" => "const char *",
"wrepl_nbt_name"=> "struct nbt_name *",
"ipv4address" => "const char *",

2
source/torture/rpc/winreg.c
View File

@ -376,7 +376,7 @@ static BOOL test_QueryInfoKey(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx,
printf("\ntesting QueryInfoKey\n");
r.in.handle = handle;
init_winreg_String(&r.in.class, class);
init_winreg_String(&r.in.class_in, class);
status = dcerpc_winreg_QueryInfoKey(p, mem_ctx, &r);