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authorTim Potter <tpot@samba.org>2004-06-03 06:58:28 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 12:56:24 -0500
commitfaaa211d6632872004a2b1eb6025fe032cf0f790 (patch)
treebdc27b0cbb1e8eb77c61a58f840f4c7d3bc9fc17 /source4/build
parent525d2fba27af4295a470b2df9a32f31a4346d731 (diff)
downloadsamba-faaa211d6632872004a2b1eb6025fe032cf0f790.tar.gz
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r986: Attempt #3 at eparser. This time use the 'pull' code as a base as it's
closer to what ethereal does. Also try to keep as much of the generated structure wrt pointers/structs/alignment as possible. (This used to be commit 8ad93f03d64befdee67a1b0a0ff9d7c3dfaac9ea)
Diffstat (limited to 'source4/build')
-rw-r--r--source4/build/pidl/eparser.pm500
1 files changed, 250 insertions, 250 deletions
diff --git a/source4/build/pidl/eparser.pm b/source4/build/pidl/eparser.pm
index 320a7a8c75..366293f30d 100644
--- a/source4/build/pidl/eparser.pm
+++ b/source4/build/pidl/eparser.pm
@@ -1,14 +1,12 @@
###################################################
# Samba4 parser generator for IDL structures
# Copyright tridge@samba.org 2000-2003
-# Copyright tpot@samba.org 2001
+# Copyright tpot@samba.org 2001,2004
# released under the GNU GPL
package IdlEParser;
use strict;
-use client;
-#use Data::Dumper;
# the list of needed functions
my %needed;
@@ -140,8 +138,8 @@ sub start_flags($)
my $e = shift;
my $flags = util::has_property($e, "flag");
if (defined $flags) {
- pidl "\t{ guint32 _flags_save_$e->{TYPE} = flags;\n";
- pidl "\tflags |= $flags;\n";
+ pidl "\t{ guint32 _flags_save_$e->{TYPE} = ndr->flags;\n";
+ pidl "\tndr->flags |= $flags;\n";
}
}
@@ -152,7 +150,7 @@ sub end_flags($)
my $e = shift;
my $flags = util::has_property($e, "flag");
if (defined $flags) {
- pidl "\tflags = _flags_save_$e->{TYPE};\n\t}\n";
+ pidl "\tndr->flags = _flags_save_$e->{TYPE};\n\t}\n";
}
}
@@ -224,209 +222,215 @@ sub union_alignment
}
#####################################################################
-# parse an array - push side
-sub ParseArray($$$)
+# parse an array - pull side
+sub ParseArrayPull($$$)
{
my $e = shift;
my $var_prefix = shift;
my $ndr_flags = shift;
- pidl "\t// ParseArray $e->{NAME}\n\n";
-
my $size = find_size_var($e, util::array_size($e), $var_prefix);
+ my $alloc_size = $size;
+ # if this is a conformant array then we use that size to allocate, and make sure
+ # we allocate enough to pull the elements
if (defined $e->{CONFORMANT_SIZE}) {
- # the conformant size has already been pushed
+ $alloc_size = $e->{CONFORMANT_SIZE};
+
+ pidl "\tif ($size > $alloc_size) {\n";
+ pidl "\t\treturn ndr_pull_error(ndr, NDR_ERR_CONFORMANT_SIZE, \"Bad conformant size %u should be %u\", $alloc_size, $size);\n";
+ pidl "\t}\n";
} elsif (!util::is_inline_array($e)) {
- # we need to emit the array size
- pidl "\t\toffset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_array_size, NULL);\n";
+ if ($var_prefix =~ /^r->out/ && $size =~ /^\*r->in/) {
+ my $size2 = substr($size, 1);
+# pidl "if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) { NDR_ALLOC(ndr, $size2); }\n";
+ }
+
+ # non fixed arrays encode the size just before the array
+ pidl "\t{\n";
+ pidl "\t\tguint32 _array_size;\n";
+ pidl "\t\tndr_pull_uint32(ndr, &_array_size);\n";
+ if ($size =~ /r->in/) {
+ pidl "\t\tif (!(ndr->flags & LIBNDR_FLAG_REF_ALLOC) && _array_size != $size) {\n";
+ } else {
+ pidl "\t\tif ($size != _array_size) {\n";
+ }
+ pidl "\t\t\treturn ndr_pull_error(ndr, NDR_ERR_ARRAY_SIZE, \"Bad array size %u should be %u\", _array_size, $size);\n";
+ pidl "\t\t}\n";
+ if ($size =~ /r->in/) {
+ pidl "else { $size = _array_size; }\n";
+ }
+ pidl "\t}\n";
}
+ if ((util::need_alloc($e) && !util::is_fixed_array($e)) ||
+ ($var_prefix eq "r->in." && util::has_property($e, "ref"))) {
+ if (!util::is_inline_array($e) || $ndr_flags eq "NDR_SCALARS") {
+# pidl "\t\tNDR_ALLOC_N(ndr, $var_prefix$e->{NAME}, MAX(1, $alloc_size));\n";
+ }
+ }
+
+ if (($var_prefix eq "r->out." && util::has_property($e, "ref"))) {
+ if (!util::is_inline_array($e) || $ndr_flags eq "NDR_SCALARS") {
+# pidl "\tif (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {";
+# pidl "\t\tNDR_ALLOC_N(ndr, $var_prefix$e->{NAME}, MAX(1, $alloc_size));\n";
+# pidl "\t}\n";
+ }
+ }
+
+ pidl "\t{\n";
+
if (my $length = util::has_property($e, "length_is")) {
$length = find_size_var($e, $length, $var_prefix);
- pidl "\t\toffset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_length_is, NULL);\n";
- pidl "\t\toffset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_length_is, NULL);\n";
- $size = $length;
+ pidl "\t\tguint32 _offset, _length;\n";
+ pidl "\t\tndr_pull_uint32(ndr, &_offset);\n";
+ pidl "\t\tndr_pull_uint32(ndr, &_length);\n";
+ pidl "\t\tif (_offset != 0) return ndr_pull_error(ndr, NDR_ERR_OFFSET, \"Bad array offset 0x%08x\", _offset);\n";
+ pidl "\t\tif (_length > $size || _length != $length) return ndr_pull_error(ndr, NDR_ERR_LENGTH, \"Bad array length 0x%08x > size 0x%08x\", _offset, $size);\n\n";
+ $size = "_length";
}
if (util::is_scalar_type($e->{TYPE})) {
- pidl "\t\t// ndr_push_array_$e->{TYPE}(ndr, $ndr_flags, $var_prefix$e->{NAME}, $size);\n";
+ pidl "\t\tndr_pull_array_$e->{TYPE}(ndr, $ndr_flags, $var_prefix$e->{NAME}, $size);\n";
} else {
- pidl "\t\t// ndr_push_array(ndr, $ndr_flags, $var_prefix$e->{NAME}, sizeof($var_prefix$e->{NAME}\[0]), $size, (ndr_push_flags_fn_t)ndr_push_$e->{TYPE});\n";
+ pidl "\t\tndr_pull_array(ndr, $ndr_flags, (void **)$var_prefix$e->{NAME}, sizeof($var_prefix$e->{NAME}\[0]), $size, (ndr_pull_flags_fn_t)ndr_pull_$e->{TYPE});\n";
}
-}
-
-sub ParamPolicyHandle($)
-{
- my($p) = shift;
- my($res);
-
- $res .= "\toffset = dissect_nt_policy_hnd(tvb, offset, pinfo, tree, drep, hf_policy_handle, NULL, NULL, FALSE, FALSE);\n";
- return $res;
+ pidl "\t}\n";
}
-sub ParamString($)
+#####################################################################
+# parse scalars in a structure element - pull size
+sub ParseElementPullSwitch($$$$)
{
- my($p) = shift;
- my($res);
+ my($e) = shift;
+ my($var_prefix) = shift;
+ my($ndr_flags) = shift;
+ my $switch = shift;
+ my $switch_var = find_size_var($e, $switch, $var_prefix);
- $res .= "\toffset = dissect_ndr_pointer_cb(tvb, offset, pinfo, tree, drep, dissect_ndr_wchar_cvstring, NDR_POINTER_UNIQUE, \"$p->{NAME}\", hf_$p->{NAME}_string, cb_wstr_postprocess, GINT_TO_POINTER(1));\n";
+ my $cprefix = util::c_pull_prefix($e);
- return $res;
-}
+ my $utype = $structs{$e->{TYPE}};
+ if (!defined $utype ||
+ !util::has_property($utype->{DATA}, "nodiscriminant")) {
+ my $e2 = find_sibling($e, $switch);
+ pidl "\tif (($ndr_flags) & NDR_SCALARS) {\n";
+ pidl "\t\t $e2->{TYPE} _level;\n";
+ pidl "\t\tndr_pull_$e2->{TYPE}(ndr, &_level);\n";
+ if ($switch_var =~ /r->in/) {
+ pidl "\t\tif (!(ndr->flags & LIBNDR_FLAG_REF_ALLOC) && _level != $switch_var) {\n";
+ } else {
+ pidl "\t\tif (_level != $switch_var) {\n";
+ }
+ pidl "\t\t\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value %u in $e->{NAME}\");\t\t}\n";
+ if ($switch_var =~ /r->/) {
+ pidl "else { $switch_var = _level; }\n";
+ }
+ pidl "\t}\n";
+ }
-sub ParamDomSID($)
-{
- my($p) = shift;
- my($res);
+ my $sub_size = util::has_property($e, "subcontext");
+ if (defined $sub_size) {
+ pidl "\tndr_pull_subcontext_union_fn(ndr, $sub_size, $switch_var, $cprefix$var_prefix$e->{NAME}, (ndr_pull_union_fn_t) ndr_pull_$e->{TYPE});\n";
+ } else {
+ pidl "\tndr_pull_$e->{TYPE}(ndr, $ndr_flags, $switch_var, $cprefix$var_prefix$e->{NAME});\n";
+ }
- $res .= "\toffset = dissect_ndr_nt_SID(tvb, offset, pinfo, tree, drep);\n";
- return $res;
}
-my %param_handlers = (
- 'policy_handle' => \&ParamPolicyHandle,
- 'string' => \&ParamString,
- 'dom_sid2' => \&ParamDomSID,
- );
-
-####################################################################
-# parse scalars in a structure element
-sub ParseElementScalar($$$)
+#####################################################################
+# parse scalars in a structure element - pull size
+sub ParseElementPullScalar($$$)
{
my($e) = shift;
my($var_prefix) = shift;
my($ndr_flags) = shift;
- my $cprefix = util::c_push_prefix($e);
+ my $cprefix = util::c_pull_prefix($e);
my $sub_size = util::has_property($e, "subcontext");
- pidl "\t// ParseElementScalar $e->{NAME}\n\n";
-
start_flags($e);
if (util::has_property($e, "relative")) {
- pidl "\tndr_push_relative(ndr, NDR_SCALARS, $var_prefix$e->{NAME}, (ndr_push_const_fn_t) ndr_push_$e->{TYPE});\n";
+ pidl "\tndr_pull_relative(ndr, (const void **)&$var_prefix$e->{NAME}, sizeof(*$var_prefix$e->{NAME}), (ndr_pull_flags_fn_t)ndr_pull_$e->{TYPE});\n";
} elsif (util::is_inline_array($e)) {
- ParseArray($e, "r->", "NDR_SCALARS");
+ ParseArrayPull($e, "r->", "NDR_SCALARS");
} elsif (util::need_wire_pointer($e)) {
- pidl "\toffset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_ptr, &ptr);\n";
+ pidl "\tndr_pull_uint32(ndr, &_ptr_$e->{NAME});\n";
+# pidl "\tif (_ptr_$e->{NAME}) {\n";
+# pidl "\t\tNDR_ALLOC(ndr, $var_prefix$e->{NAME});\n";
+# pidl "\t} else {\n";
+# pidl "\t\t$var_prefix$e->{NAME} = NULL;\n";
+# pidl "\t}\n";
} elsif (util::need_alloc($e)) {
# no scalar component
} elsif (my $switch = util::has_property($e, "switch_is")) {
- ParseElementSwitch($e, $var_prefix, $ndr_flags, $switch);
+ ParseElementPullSwitch($e, $var_prefix, $ndr_flags, $switch);
} elsif (defined $sub_size) {
if (util::is_builtin_type($e->{TYPE})) {
- pidl "\tndr_push_subcontext_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_push_fn_t) ndr_push_$e->{TYPE});\n";
+ pidl "\tndr_pull_subcontext_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_pull_fn_t) ndr_pull_$e->{TYPE});\n";
} else {
- pidl "\tndr_push_subcontext_flags_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_push_flags_fn_t) ndr_push_$e->{TYPE});\n";
+ pidl "\tndr_pull_subcontext_flags_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_pull_flags_fn_t) ndr_pull_$e->{TYPE});\n";
}
} elsif (util::is_builtin_type($e->{TYPE})) {
- pidl "\toffset = dissect_ndr_$e->{TYPE}(tvb, offset, pinfo, tree, drep, hf_$e->{NAME}_$e->{TYPE}, NULL);\n\n";
+ pidl "\tndr_pull_$e->{TYPE}(ndr, $cprefix$var_prefix$e->{NAME});\n";
} else {
- if (defined($param_handlers{$e->{TYPE}})) {
- pidl &{$param_handlers{$e->{TYPE}}}($e);
- } else {
- pidl "\tproto_tree_add_text(tree, tvb, offset, -1, \"Unhandled IDL type '$e->{TYPE}'\");\n";
- }
+ pidl "\tndr_pull_$e->{TYPE}(ndr, $ndr_flags, $cprefix$var_prefix$e->{NAME});\n";
}
end_flags($e);
}
#####################################################################
-# push switch element
-sub ParseElementSwitch($$$$)
+# parse buffers in a structure element - pull side
+sub ParseElementPullBuffer($$$)
{
my($e) = shift;
my($var_prefix) = shift;
my($ndr_flags) = shift;
- my $switch = shift;
- my $switch_var = find_size_var($e, $switch, $var_prefix);
- my $cprefix = util::c_push_prefix($e);
-
- pidl "\t// ParseElementSwitch $e->{NAME}\n\n";
-
- my $utype = $structs{$e->{TYPE}};
- if (!defined $utype ||
- !util::has_property($utype->{DATA}, "nodiscriminant")) {
- my $e2 = find_sibling($e, $switch);
- pidl "\tif (($ndr_flags) & NDR_SCALARS) {\n";
- pidl "\t\toffset = dissect_ndr_$e2->{TYPE}(tvb, offset, pinfo, tree, drep, hf_switch, NULL);\n";
- pidl "\t}\n";
- }
-
+ my $cprefix = util::c_pull_prefix($e);
my $sub_size = util::has_property($e, "subcontext");
- if (defined $sub_size) {
- pidl "\tndr_push_subcontext_union_fn(ndr, $sub_size, $switch_var, $cprefix$var_prefix$e->{NAME}, (ndr_push_union_fn_t) ndr_push_$e->{TYPE});\n";
- } else {
- if (defined($param_handlers{$e->{TYPE}})) {
- pidl &{$param_handlers{$e->{TYPE}}}($e);
- } else {
- pidl "\tproto_tree_add_text(tree, tvb, offset, -1, \"Unhandled IDL type '$e->{TYPE}'\");\n";
- }
-# pidl "\tndr_push_$e->{TYPE}(ndr, $ndr_flags, $switch_var, $cprefix$var_prefix$e->{NAME});\n";
- }
-}
-
-#####################################################################
-# parse buffers in a structure element
-sub ParseElementBuffer($$$)
-{
- my($e) = shift;
- my($var_prefix) = shift;
- my($ndr_flags) = shift;
- my $cprefix = util::c_push_prefix($e);
- my $sub_size = util::has_property($e, "subcontext");
-
- pidl "\t// ParseElementBuffer $e->{NAME}\n\n";
if (util::is_pure_scalar($e)) {
return;
}
+ if (util::has_property($e, "relative")) {
+ return;
+ }
+
start_flags($e);
if (util::need_wire_pointer($e)) {
- pidl "\tif (ptr) {\n";
+ pidl "\tif (_ptr_$e->{NAME}) {\n";
}
- if (util::has_property($e, "relative")) {
- pidl "\tndr_push_relative(ndr, NDR_BUFFERS, $cprefix$var_prefix$e->{NAME}, (ndr_push_const_fn_t) ndr_push_$e->{TYPE});\n";
- } elsif (util::is_inline_array($e)) {
- ParseArray($e, "r->", "NDR_BUFFERS");
+ if (util::is_inline_array($e)) {
+ ParseArrayPull($e, "r->", "NDR_BUFFERS");
} elsif (util::array_size($e)) {
- ParseArray($e, "r->", "NDR_SCALARS|NDR_BUFFERS");
+ ParseArrayPull($e, "r->", "NDR_SCALARS|NDR_BUFFERS");
} elsif (my $switch = util::has_property($e, "switch_is")) {
if ($e->{POINTERS}) {
- ParseElementSwitch($e, $var_prefix, "NDR_BUFFERS|NDR_SCALARS", $switch);
+ ParseElementPullSwitch($e, $var_prefix, "NDR_SCALARS|NDR_BUFFERS", $switch);
} else {
- ParseElementSwitch($e, $var_prefix, "NDR_BUFFERS", $switch);
+ ParseElementPullSwitch($e, $var_prefix, "NDR_BUFFERS", $switch);
}
} elsif (defined $sub_size) {
if ($e->{POINTERS}) {
if (util::is_builtin_type($e->{TYPE})) {
- pidl "\tndr_push_subcontext_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_push_fn_t) ndr_push_$e->{TYPE});\n";
+ pidl "\tndr_pull_subcontext_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_pull_fn_t) ndr_pull_$e->{TYPE});\n";
} else {
- pidl "\tndr_push_subcontext_flags_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_push_flags_fn_t) ndr_push_$e->{TYPE});\n";
+ pidl "\tndr_pull_subcontext_flags_fn(ndr, $sub_size, $cprefix$var_prefix$e->{NAME}, (ndr_pull_flags_fn_t) ndr_pull_$e->{TYPE});\n";
}
}
} elsif (util::is_builtin_type($e->{TYPE})) {
- pidl "\toffset = dissect_ndr_$e->{TYPE}(tvb, offset, pinfo, tree, drep, hf_$e->{NAME}_$e->{TYPE}, NULL);\n";
+ pidl "\t\tndr_pull_$e->{TYPE}(ndr, $cprefix$var_prefix$e->{NAME});\n";
} elsif ($e->{POINTERS}) {
- if (defined($param_handlers{$e->{TYPE}})) {
- pidl &{$param_handlers{$e->{TYPE}}}($e);
- } else {
- pidl "\t\toffset = dissect_$e->{TYPE}(tvb, offset, pinfo, tree, drep, NDR_SCALARS|NDR_BUFFERS);\n";
- }
+ pidl "\t\tndr_pull_$e->{TYPE}(ndr, NDR_SCALARS|NDR_BUFFERS, $cprefix$var_prefix$e->{NAME});\n";
} else {
- if (defined($param_handlers{$e->{TYPE}})) {
- pidl &{$param_handlers{$e->{TYPE}}}($e);
- } else {
- pidl "\t\toffset = dissect__$e->{TYPE}(tvb, offset, pinfo, tree, drep, $ndr_flags);\n";
- }
+ pidl "\t\tndr_pull_$e->{TYPE}(ndr, $ndr_flags, $cprefix$var_prefix$e->{NAME});\n";
}
if (util::need_wire_pointer($e)) {
@@ -437,51 +441,60 @@ sub ParseElementBuffer($$$)
}
#####################################################################
-# parse a struct
-sub ParseStruct($)
+# parse a struct - pull side
+sub ParseStructPull($)
{
my($struct) = shift;
my $conform_e;
-
- pidl "\t// ParseStruct $struct->{PARENT}->{NAME}\n\n";
if (! defined $struct->{ELEMENTS}) {
return;
}
- start_flags($struct);
-
# see if the structure contains a conformant array. If it
# does, then it must be the last element of the structure, and
- # we need to push the conformant length early, as it fits on
+ # we need to pull the conformant length early, as it fits on
# the wire before the structure (and even before the structure
# alignment)
my $e = $struct->{ELEMENTS}[-1];
if (defined $e->{ARRAY_LEN} && $e->{ARRAY_LEN} eq "*") {
- my $size = find_size_var($e, util::array_size($e), "r->");
- $e->{CONFORMANT_SIZE} = $size;
$conform_e = $e;
- pidl "\tndr_push_uint32(ndr, $size);\n";
+ pidl "\tguint32 _conformant_size;\n";
+ $conform_e->{CONFORMANT_SIZE} = "_conformant_size";
}
- pidl "\tif (!(ndr_flags & NDR_SCALARS)) goto buffers;\n\n";
+ # declare any internal pointers we need
+ foreach my $e (@{$struct->{ELEMENTS}}) {
+ if (util::need_wire_pointer($e) &&
+ !util::has_property($e, "relative")) {
+ pidl "\tguint32 _ptr_$e->{NAME};\n";
+ }
+ }
- pidl "\tndr_push_struct_start(ndr);\n";
+ start_flags($struct);
+
+ pidl "\tif (!(ndr_flags & NDR_SCALARS)) goto buffers;\n";
+
+ pidl "\tndr_pull_struct_start(ndr);\n";
+
+ if (defined $conform_e) {
+ pidl "\tndr_pull_uint32(ndr, &$conform_e->{CONFORMANT_SIZE});\n";
+ }
my $align = struct_alignment($struct);
- pidl "\tndr_push_align(ndr, $align);\n\n";
+ pidl "\tndr_pull_align(ndr, $align);\n";
foreach my $e (@{$struct->{ELEMENTS}}) {
- ParseElementScalar($e, "r->", "NDR_SCALARS");
+ ParseElementPullScalar($e, "r->", "NDR_SCALARS");
}
pidl "buffers:\n";
- pidl "\tif (!(ndr_flags & NDR_BUFFERS)) goto done;\n\n";
+ pidl "\tif (!(ndr_flags & NDR_BUFFERS)) goto done;\n";
foreach my $e (@{$struct->{ELEMENTS}}) {
- ParseElementBuffer($e, "r->", "NDR_BUFFERS");
+ ParseElementPullBuffer($e, "r->", "NDR_BUFFERS");
}
- pidl "\tndr_push_struct_end(ndr);\n";
+ pidl "\tndr_pull_struct_end(ndr);\n";
pidl "done:\n";
@@ -489,39 +502,41 @@ sub ParseStruct($)
}
#####################################################################
-# parse a union - push side
-sub ParseUnion($)
+# parse a union - pull side
+sub ParseUnionPull($)
{
my $e = shift;
my $have_default = 0;
- pidl "\t// ParseUnion $e->{PARENT}->{NAME}\n\n";
-
start_flags($e);
pidl "\tif (!(ndr_flags & NDR_SCALARS)) goto buffers;\n";
- pidl "\tndr_push_struct_start(ndr);\n";
+ pidl "\tndr_pull_struct_start(ndr);\n";
# my $align = union_alignment($e);
-# pidl "\tndr_push_align(ndr, $align);\n";
+# pidl "\tndr_pull_align(ndr, $align);\n";
pidl "\tswitch (level) {\n";
foreach my $el (@{$e->{DATA}}) {
if ($el->{CASE} eq "default") {
- pidl "\tdefault:\n";
+ pidl "\tdefault: {\n";
$have_default = 1;
} else {
- pidl "\tcase $el->{CASE}:\n";
+ pidl "\tcase $el->{CASE}: {\n";
}
if ($el->{TYPE} eq "UNION_ELEMENT") {
- ParseElementScalar($el->{DATA}, "r->", "NDR_SCALARS");
+ my $e2 = $el->{DATA};
+ if ($e2->{POINTERS}) {
+ pidl "\t\tguint32 _ptr_$e2->{NAME};\n";
+ }
+ ParseElementPullScalar($el->{DATA}, "r->", "NDR_SCALARS");
}
- pidl "\tbreak;\n\n";
+ pidl "\tbreak; }\n\n";
}
if (! $have_default) {
pidl "\tdefault:\n";
- pidl "\t\treturn ndr_push_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);\n";
+ pidl "\t\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);\n";
}
pidl "\t}\n";
pidl "buffers:\n";
@@ -534,88 +549,109 @@ sub ParseUnion($)
pidl "\tcase $el->{CASE}:\n";
}
if ($el->{TYPE} eq "UNION_ELEMENT") {
- ParseElementBuffer($el->{DATA}, "r->", "NDR_BUFFERS");
+ ParseElementPullBuffer($el->{DATA}, "r->", "NDR_BUFFERS");
}
pidl "\tbreak;\n\n";
}
if (! $have_default) {
pidl "\tdefault:\n";
- pidl "\t\treturn ndr_push_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);\n";
+ pidl "\t\treturn ndr_pull_error(ndr, NDR_ERR_BAD_SWITCH, \"Bad switch value \%u\", level);\n";
}
pidl "\t}\n";
- pidl "\tndr_push_struct_end(ndr);\n";
+ pidl "\tndr_pull_struct_end(ndr);\n";
pidl "done:\n";
end_flags($e);
}
#####################################################################
# parse a type
-sub ParseType($)
+sub ParseTypePull($)
{
my($data) = shift;
if (ref($data) eq "HASH") {
($data->{TYPE} eq "STRUCT") &&
- ParseStruct($data);
+ ParseStructPull($data);
($data->{TYPE} eq "UNION") &&
- ParseUnion($data);
+ ParseUnionPull($data);
}
}
#####################################################################
-# parse a typedef
-sub ParseTypedefEthereal($)
+# parse a typedef - pull side
+sub ParseTypedefPull($)
{
my($e) = shift;
my $static = fn_prefix($e);
+# if (! $needed{"pull_$e->{NAME}"}) {
+# print "pull_$e->{NAME} not needed\n";
+# return;
+# }
+
+ pidl "/*\n\n";
+ pidl IdlDump::DumpTypedef($e);
+ pidl "*/\n\n";
+
if ($e->{DATA}->{TYPE} eq "STRUCT") {
- pidl $static . "int dissect_$e->{NAME}(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, guint8 *drep, int ndr_flags)\n";
- pidl "\n{\n";
- ParseType($e->{DATA});
- pidl "\treturn offset;\n";
- pidl "}\n\n";
+ pidl $static . "NTSTATUS ndr_pull_$e->{NAME}(struct ndr_pull *ndr, int ndr_flags, struct $e->{NAME} *r)";
+ pidl "\n{\n";
+ ParseTypePull($e->{DATA});
+ pidl "\treturn NT_STATUS_OK;\n";
+ pidl "}\n\n";
}
if ($e->{DATA}->{TYPE} eq "UNION") {
- pidl $static . "int dissect_$e->{NAME}(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, guint8 *drep, int ndr_flags)\n";
+ pidl $static . "NTSTATUS ndr_pull_$e->{NAME}(struct ndr_pull *ndr, int ndr_flags, guint16 level, union $e->{NAME} *r)";
pidl "\n{\n";
- ParseType($e->{DATA});
- pidl "\treturn offset;\n";
+ ParseTypePull($e->{DATA});
+ pidl "\treturn NT_STATUS_OK;\n";
pidl "}\n\n";
}
+
+ if ($e->{DATA}->{TYPE} eq "ENUM") {
+ }
}
#####################################################################
# parse a function element
-sub ParseFunctionElement($$)
+sub ParseFunctionElementPull($$)
{
my $e = shift;
my $inout = shift;
- pidl "\t// ParseFunctionElement $e->{NAME}\n\n";
-
if (util::array_size($e)) {
if (util::need_wire_pointer($e)) {
- pidl "\toffset = dissect_ndr_uint32(tvb, offset, pinfo, tree, drep, hf_ptr, &ptr);\n";
- pidl "\tif (ptr) {\n";
- ParseArray($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
- pidl "\t}\n";
+ pidl "\tndr_pull_uint32(ndr, &_ptr_$e->{NAME});\n";
+ pidl "\tif (_ptr_$e->{NAME}) {\n";
+ } elsif ($inout eq "out" && util::has_property($e, "ref")) {
+ pidl "\tif (r->$inout.$e->{NAME}) {\n";
} else {
- ParseArray($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
+ pidl "\t{\n";
}
+ ParseArrayPull($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
+ pidl "\t}\n";
} else {
- ParseElementScalar($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
+ if ($inout eq "out" && util::has_property($e, "ref")) {
+# pidl "\tif (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {\n";
+# pidl "\tNDR_ALLOC(ndr, r->out.$e->{NAME});\n";
+# pidl "\t}\n";
+ }
+ if ($inout eq "in" && util::has_property($e, "ref")) {
+# pidl "\tNDR_ALLOC(ndr, r->in.$e->{NAME});\n";
+ }
+
+ ParseElementPullScalar($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
if ($e->{POINTERS}) {
- ParseElementBuffer($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
+ ParseElementPullBuffer($e, "r->$inout.", "NDR_SCALARS|NDR_BUFFERS");
}
}
-}
+}
#####################################################################
# parse a function
-sub ParseFunctionEthereal($)
+sub ParseFunctionPull($)
{
my($fn) = shift;
my $static = fn_prefix($fn);
@@ -630,12 +666,18 @@ sub ParseFunctionEthereal($)
pidl $static . "int $fn->{NAME}_rqst(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, guint8 *drep)\n";
pidl "{\n";
- pidl "\tint flags = NDR_SCALARS|NDR_BUFFERS;\n\n";
- pidl "\tguint32 ptr;\n\n";
+
+ # declare any internal pointers we need
+ foreach my $e (@{$fn->{DATA}}) {
+ if (util::need_wire_pointer($e) &&
+ util::has_property($e, "in")) {
+ pidl "\tguint32 _ptr_$e->{NAME};\n";
+ }
+ }
foreach my $e (@{$fn->{DATA}}) {
if (util::has_property($e, "in")) {
- ParseFunctionElement($e, "in");
+ ParseFunctionElementPull($e, "in");
}
}
@@ -646,21 +688,23 @@ sub ParseFunctionEthereal($)
pidl $static . "int $fn->{NAME}_resp(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, guint8 *drep)\n";
pidl "{\n";
- pidl "\tint flags = NDR_SCALARS|NDR_BUFFERS;\n\n";
- pidl "\tguint32 ptr;\n\n";
+
+ # declare any internal pointers we need
+ foreach my $e (@{$fn->{DATA}}) {
+ if (util::need_wire_pointer($e) &&
+ util::has_property($e, "out")) {
+ pidl "\tguint32 _ptr_$e->{NAME};\n";
+ }
+ }
foreach my $e (@{$fn->{DATA}}) {
if (util::has_property($e, "out")) {
- ParseFunctionElement($e, "out");
+ ParseFunctionElementPull($e, "out");
}
}
if ($fn->{RETURN_TYPE} && $fn->{RETURN_TYPE} ne "void") {
- if ($fn->{RETURN_TYPE} eq "NTSTATUS") {
- pidl "\n\toffset = dissect_ntstatus(tvb, offset, pinfo, tree, drep, hf_rc, NULL);\n\n";
- } else {
- pidl "\tproto_tree_add_text(tree, tvb, offset, -1, \"Unhandled return type '$fn->{RETURN_TYPE}'\");\n\n";
- }
+ pidl "\tndr_pull_$fn->{RETURN_TYPE}(ndr, &r->out.result);\n";
}
pidl "\treturn offset;\n";
@@ -701,7 +745,6 @@ sub FunctionTable($)
pidl "};\n\n";
}
-
#####################################################################
# parse the interface definitions
sub ParseInterface($)
@@ -717,50 +760,23 @@ sub ParseInterface($)
foreach my $d (@{$data}) {
($d->{TYPE} eq "TYPEDEF") &&
- ParseTypedefEthereal($d);
+ ParseTypedefPull($d);
($d->{TYPE} eq "FUNCTION") &&
- ParseFunctionEthereal($d);
+ ParseFunctionPull($d);
}
FunctionTable($interface);
}
-# Convert an idl type to an ethereal FT_* type
-
-sub type2ft($)
-{
- my($t) = shift;
-
- return "FT_UINT32", if ($t eq "uint32");
- return "FT_UINT16", if ($t eq "uint16");
- return "FT_BYTES";
-}
-
-# Select an ethereal BASE_* type for an idl type
-
-sub type2base($)
-{
- my($t) = shift;
-
- return "BASE_DEC", if ($t eq "uint32") or ($t eq "uint16");
- return "BASE_NONE";
-}
-
sub NeededFunction($)
{
my $fn = shift;
$needed{"pull_$fn->{NAME}"} = 1;
$needed{"push_$fn->{NAME}"} = 1;
foreach my $e (@{$fn->{DATA}}) {
- $needed{"hf_$e->{NAME}_$e->{TYPE}"} = {
- 'name' => $e->{NAME},
- 'type' => $e->{TYPE},
- 'ft' => type2ft($e->{TYPE}),
- 'base' => type2base($e->{TYPE})
- };
- $e->{PARENT} = $fn;
- $needed{"pull_$e->{TYPE}"} = 1;
- $needed{"push_$e->{TYPE}"} = 1;
+ $e->{PARENT} = $fn;
+ $needed{"pull_$e->{TYPE}"} = 1;
+ $needed{"push_$e->{TYPE}"} = 1;
}
}
@@ -840,42 +856,30 @@ sub Parse($$)
pidl "#include \"packet-dcerpc.h\"\n";
pidl "#include \"packet-dcerpc-nt.h\"\n\n";
- pidl "#include \"packet-dcerpc-common.h\"\n\n";
-
- pidl "#define NDR_SCALARS 1\n";
- pidl "#define NDR_BUFFERS 2\n\n";
+# pidl "#include \"packet-dcerpc-common.h\"\n\n";
pidl "extern const value_string NT_errors[];\n\n";
- foreach my $x (@{$idl}) {
- $module = $x->{NAME}, if $x->{TYPE} eq "INTERFACE";
- }
-
pidl "static int proto_dcerpc_$module = -1;\n\n";
pidl "static gint ett_dcerpc_$module = -1;\n\n";
pidl "static int hf_opnum = -1;\n";
pidl "static int hf_rc = -1;\n";
- pidl "static int hf_ptr = -1;\n";
- pidl "static int hf_switch = -1;\n";
- pidl "static int hf_policy_handle = -1;\n";
- pidl "static int hf_array_size = -1;\n";
- pidl "static int hf_length_is = -1;\n";
foreach my $x (@{$idl}) {
- ($x->{TYPE} eq "MODULEHEADER") &&
- ModuleHeader($x);
+ ($x->{TYPE} eq "MODULEHEADER") &&
+ ModuleHeader($x);
- if ($x->{TYPE} eq "INTERFACE") {
- BuildNeeded($x);
+ if ($x->{TYPE} eq "INTERFACE") {
+ BuildNeeded($x);
- foreach my $y (keys(%needed)) {
- pidl "static int $y = -1;\n", if $y =~ /^hf_/;
- }
+ foreach my $y (keys(%needed)) {
+ pidl "static int $y = -1;\n", if $y =~ /^hf_/;
+ }
- ParseInterface($x);
- }
+ ParseInterface($x);
+ }
}
pidl "static e_uuid_t uuid_dcerpc_$module = {\n";
@@ -902,10 +906,6 @@ sub Parse($$)
pidl "\t{ &hf_opnum, { \"Operation\", \"$module.opnum\", FT_UINT16, BASE_DEC, NULL, 0x0, \"Operation\", HFILL }},\n";
pidl "\t{ &hf_policy_handle, { \"Policy handle\", \"$module.policy\", FT_BYTES, BASE_NONE, NULL, 0x0, \"Policy handle\", HFILL }},\n";
pidl "\t{ &hf_rc, { \"Return code\", \"$module.rc\", FT_UINT32, BASE_HEX, VALS(NT_errors), 0x0, \"Return status code\", HFILL }},\n";
- pidl "\t{ &hf_switch, { \"Switch\", \"$module.switch\", FT_UINT16, BASE_DEC, NULL, 0x0, \"Switch\", HFILL }},\n";
- pidl "\t{ &hf_array_size, { \"Array size\", \"$module.array_size\", FT_UINT32, BASE_DEC, NULL, 0x0, \"Array size\", HFILL }},\n";
- pidl "\t{ &hf_length_is, { \"Length is\", \"$module.length_is\", FT_UINT32, BASE_DEC, NULL, 0x0, \"Length is\", HFILL }},\n";
- pidl "\t{ &hf_ptr, { \"Pointer\", \"$module.ptr\", FT_UINT32, BASE_HEX, NULL, 0x0, \"Pointer\", HFILL }},\n";
foreach my $x (keys(%needed)) {
next, if !($x =~ /^hf_/);