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MANUAL witness_dissect_element_interfaceInfo_group_name
NOEMIT witness_dissect_element_interfaceInfo_group_name
MANUAL witness_dissect_struct_notifyResponse
MANUAL witness_dissect_element_notifyResponse_messages
NOEMIT witness_dissect_element_notifyResponse_messages
MANUAL witness_dissect_struct_IPaddrInfoList
NOEMIT witness_dissect_struct_IPaddrInfoList
NOEMIT witness_dissect_element_IPaddrInfoList_addr
HF_FIELD hf_witness_witness_notifyResponse_messages_ "Messages" "witness.witness_notifyResponse.messages_" FT_NONE BASE_NONE NULL 0 "" "" ""
TYPE ipv4address "offset=PIDL_dissect_ipv4address(tvb, offset, pinfo, tree, di, drep, @HF@, PIDL_SET_COL_INFO);" FT_IPv4 BASE_NONE 0 NULL 4
TYPE ipv6address "offset=PIDL_dissect_ipv6address(tvb, offset, pinfo, tree, di, drep, @HF@, PIDL_SET_COL_INFO);" FT_IPv6 BASE_NONE 0 NULL 2
CODE START
#include "to_str.h"
static int
witness_dissect_notifyResponse_message(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinfo _U_, proto_tree *parent_tree _U_, dcerpc_info* di _U_, uint8_t *drep _U_, int hf_index _U_, uint32_t param _U_);
static int
witness_dissect_notifyResponse_message_(tvbuff_t *tvb, int offset, int length _U_, packet_info *pinfo,
proto_tree *tree, dcerpc_info *di, uint8_t *drep _U_)
{
uint32_t *type = (uint32_t *)di->private_data;
uint8_t le_drep[4] = { DREP_LITTLE_ENDIAN, };
return witness_dissect_notifyResponse_message(tvb, offset, pinfo, tree, di, le_drep,
hf_witness_witness_notifyResponse_messages_, *type);
}
static int
witness_dissect_element_notifyResponse_messages(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinfo _U_, proto_tree *tree _U_, dcerpc_info *di _U_, uint8_t *drep _U_)
{
offset = dissect_ndr_ucarray_block(tvb, offset, pinfo, tree, di, drep,
witness_dissect_notifyResponse_message_);
return offset;
}
int
witness_dissect_struct_notifyResponse(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinfo _U_, proto_tree *parent_tree _U_, dcerpc_info* di _U_, uint8_t *drep _U_, int hf_index _U_, uint32_t param _U_)
{
uint32_t *type = NULL;
proto_item *item = NULL;
proto_tree *tree = NULL;
int old_offset;
ALIGN_TO_4_BYTES;
ALIGN_TO_4_BYTES;
old_offset = offset;
if (parent_tree) {
item = proto_tree_add_item(parent_tree, hf_index, tvb, offset, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_witness_witness_notifyResponse);
}
type = wmem_new0(pinfo->pool, uint32_t);
offset = witness_dissect_element_notifyResponse_type(tvb, offset, pinfo, tree, di, drep, type);
offset = witness_dissect_element_notifyResponse_length(tvb, offset, pinfo, tree, di, drep);
offset = witness_dissect_element_notifyResponse_num(tvb, offset, pinfo, tree, di, drep);
di->private_data = type;
offset = dissect_ndr_embedded_pointer(tvb, offset, pinfo, tree, di, drep,
witness_dissect_element_notifyResponse_messages,
NDR_POINTER_UNIQUE, "Pointer to Message Buffer (uint8)",
hf_witness_witness_notifyResponse_messages);
proto_item_set_len(item, offset-old_offset);
if (di->call_data->flags & DCERPC_IS_NDR64) {
ALIGN_TO_4_BYTES;
}
return offset;
}
static int
witness_dissect_element_IPaddrInfoList_addr(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinfo _U_, proto_tree *tree _U_, dcerpc_info* di _U_, uint8_t *drep _U_)
{
offset = witness_dissect_struct_IPaddrInfo(tvb,offset,pinfo,tree,di,drep,hf_witness_witness_IPaddrInfoList_addr,0);
return offset;
}
int
witness_dissect_struct_IPaddrInfoList(tvbuff_t *tvb _U_, int offset _U_, packet_info *pinfo _U_, proto_tree *parent_tree _U_, dcerpc_info* di _U_, uint8_t *drep _U_, int hf_index _U_, uint32_t param _U_)
{
proto_item *item = NULL;
proto_tree *tree = NULL;
bool oldalign = di->no_align;
int old_offset;
uint32_t i, num;
di->no_align = true;
old_offset = offset;
if (parent_tree) {
item = proto_tree_add_item(parent_tree, hf_index, tvb, offset, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_witness_witness_IPaddrInfoList);
}
offset = witness_dissect_element_IPaddrInfoList_length(tvb, offset, pinfo, tree, di, drep);
offset = witness_dissect_element_IPaddrInfoList_reserved(tvb, offset, pinfo, tree, di, drep);
num = tvb_get_letohl(tvb, offset);
offset = witness_dissect_element_IPaddrInfoList_num(tvb, offset, pinfo, tree, di, drep);
for (i = 0; i < num; i++) {
offset = witness_dissect_element_IPaddrInfoList_addr(tvb, offset, pinfo, tree, di, drep);
}
proto_item_set_len(item, offset-old_offset);
di->no_align = oldalign;
return offset;
}
static int
witness_dissect_element_interfaceInfo_group_name(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *parent_tree, dcerpc_info *di _U_, uint8_t *drep _U_)
{
int totlen, stringlen;
char *str;
proto_item *pi;
/*
* XXX - this is described as
*
* [charset(UTF16),to_null] uint16 group_name[260];
*
* I haven't found any documentation for what "to_null" means
* in PIDL; is this a null-padded 260*2-byte array, so that
* strings can be up to 260 16-bit units in length, or is
* it a null-*terminated* string, so that it can be up to 259
* 16-bit units in length?
*
* We assume it's null-padded, for now, and scan for a 2-byte
* null terminator within the 260 2-byte units, and use
* that as the length, with the length being 2*260 if there
* isn't one.
*
* This will result in totlen being the total length, in
* bytes, of the string, including the null terminator, if
* present, and stringlen being the total length, in bytes.
* not counting any null terminator.
*/
totlen = 0;
stringlen = 0;
while (totlen < 2*260) {
/*
* These 2 bytes are either part of the string
* or part of the null terminator, so count
* them.
*/
totlen += 2;
if (tvb_get_letohs(tvb, offset + stringlen) == 0)
break;
/*
* Those 2 bytes are part of the string, so
* count them.
*/
stringlen += 2;
}
pi = proto_tree_add_item_ret_display_string(parent_tree,
hf_witness_witness_interfaceInfo_group_name, tvb, offset, stringlen,
ENC_UTF_16|ENC_LITTLE_ENDIAN,
pinfo->pool, &str);
proto_item_append_text(pi, " [%d]", totlen);
proto_item_append_text(parent_tree, ": %s", str);
/*
* All 260 16-bit units are part of the field, as they're always
* there even if they don't need to be.
*/
return offset + 2*260;
}
static int
PIDL_dissect_ipv4address(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep _U_, int hfindex, uint32_t param)
{
if (di->conformant_run) {
/* just a run to handle conformant arrays, no scalars to dissect */
return offset;
}
if (!di->no_align && (offset % 4)) {
offset += 4 - (offset % 4);
}
proto_tree_add_item(tree, hfindex, tvb, offset, 4, ENC_BIG_ENDIAN);
if (param & PIDL_SET_COL_INFO) {
const char *ip = tvb_ip_to_str(pinfo->pool, tvb, offset);
header_field_info *hf_info = proto_registrar_get_nth(hfindex);
proto_item_append_text(proto_tree_get_parent(tree), " %s:%s", hf_info->name, ip);
col_append_fstr(pinfo->cinfo, COL_INFO," %s:%s", hf_info->name, ip);
}
return offset + 4;
}
static int
PIDL_dissect_ipv6address(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, dcerpc_info *di, uint8_t *drep _U_, int hfindex, uint32_t param)
{
if (di->conformant_run) {
/* just a run to handle conformant arrays, no scalars to dissect */
return offset;
}
if (!di->no_align && (offset % 2)) {
offset += 2 - (offset % 2);
}
proto_tree_add_item(tree, hfindex, tvb, offset, 16, ENC_BIG_ENDIAN);
if (param & PIDL_SET_COL_INFO) {
const char *ip = tvb_ip6_to_str(pinfo->pool, tvb, offset);
header_field_info *hf_info = proto_registrar_get_nth(hfindex);
proto_item_append_text(proto_tree_get_parent(tree), " %s:%s", hf_info->name, ip);
col_append_fstr(pinfo->cinfo, COL_INFO," %s:%s", hf_info->name, ip);
}
return offset + 16;
}
CODE END
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