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wireshark/epan/dissectors/packet-jdwp.c

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/* packet-jdwp.c
* Routines for JDWP (Java Debug Wire Protocol) dissection
* Copyright 2020, Eugene Adell <eugene.adell@gmail.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/prefs.h>
#include <epan/expert.h>
#include <epan/to_str.h>
#include <epan/conversation.h>
#include <epan/wmem_scopes.h>
#include "packet-tcp.h"
void proto_register_jdwp(void);
void proto_reg_handoff_jdwp(void);
static dissector_handle_t jdwp_handle;
/* IMPORTANT IMPLEMENTATION NOTES
*
* You need to be looking at:
*
* https://docs.oracle.com/javase/8/docs/technotes/guides/jpda/jdwp-spec.html
*
*
*/
#define JDWP_PORT 9009 /* Not IANA registered */
#define FRAME_HEADER_LEN 11
#define JDWP_MIN_LENGTH 11
#define JDWP_HANDSHAKE_LENGTH 14
#define JDWP_HANDSHAKE_MSG "JDWP-Handshake"
#define PACKET_TYPE_COMMAND 0
#define PACKET_TYPE_REPLY 128
#define COMMAND_SET_VIRTUALMACHINE 1
#define COMMAND_SET_REFERENCETYPE 2
#define COMMAND_SET_CLASSTYPE 3
#define COMMAND_SET_ARRAYTYPE 4
#define COMMAND_SET_INTERFACETYPE 5
#define COMMAND_SET_METHOD 6
#define COMMAND_SET_FIELD 8
#define COMMAND_SET_OBJECTREFERENCE 9
#define COMMAND_SET_STRINGREFERENCE 10
#define COMMAND_SET_THREADREFERENCE 11
#define COMMAND_SET_THREADGROUPREFERENCE 12
#define COMMAND_SET_ARRAYREFERENCE 13
#define COMMAND_SET_CLASSLOADERREFERENCE 14
#define COMMAND_SET_EVENTREQUEST 15
#define COMMAND_SET_STACKFRAME 16
#define COMMAND_SET_CLASSOBJECTREFERENCE 17
#define COMMAND_SET_EVENT 64
static int proto_jdwp = -1;
static int hf_jdwp_type = -1;
static int hf_jdwp_length = -1;
static int hf_jdwp_id = -1;
static int hf_jdwp_flags = -1;
static int hf_jdwp_commandset = -1;
static int hf_jdwp_commandset_virtualmachine = -1;
static int hf_jdwp_commandset_referencetype = -1;
static int hf_jdwp_commandset_classtype = -1;
static int hf_jdwp_commandset_arraytype = -1;
static int hf_jdwp_commandset_interfacetype = -1;
static int hf_jdwp_commandset_method = -1;
static int hf_jdwp_commandset_field = -1;
static int hf_jdwp_commandset_objectreference = -1;
static int hf_jdwp_commandset_stringreference = -1;
static int hf_jdwp_commandset_threadreference = -1;
static int hf_jdwp_commandset_threadgroupreference = -1;
static int hf_jdwp_commandset_arrayreference = -1;
static int hf_jdwp_commandset_classloaderreference = -1;
static int hf_jdwp_commandset_eventrequest = -1;
static int hf_jdwp_commandset_stackframe = -1;
static int hf_jdwp_commandset_classobjectreference = -1;
static int hf_jdwp_commandset_event = -1;
static int hf_jdwp_errorcode = -1;
static int hf_jdwp_data = -1;
static gint ett_jdwp = -1;
static expert_field ei_jdwp_hlen_invalid = EI_INIT;
static expert_field ei_jdwp_flags_invalid = EI_INIT;
// contains the command set names
static const value_string commandsetnames[] = {
{1, "VirtualMachine"},
{2, "ReferenceType"},
{3, "ClassType"},
{4, "ArrayType"},
{5, "InterfaceType"},
{6, "Method"},
{8, "Field"},
{9, "ObjectReference"},
{10, "StringReference"},
{11, "ThreadReference"},
{12, "ThreadGroupReference"},
{13, "ArrayReference"},
{14, "ClassLoaderReference"},
{15, "EventRequest"},
{16, "StackFrame"},
{17, "ClassObjectReference"},
{64, "Event"},
{0, NULL}
};
// contains the commands for the command set of type Virtual Machine
static const value_string commandset_virtualmachine[] = {
{1, "Version"},
{2, "ClassesBySignature"},
{3, "AllClasses"},
{4, "AllThreads"},
{5, "TopLevelThreadGroups"},
{6, "Dispose"},
{7, "IDSizes"},
{8, "Suspend"},
{9, "Resume"},
{10, "Exit"},
{11, "CreateString"},
{12, "Capabilities"},
{13, "ClassPaths"},
{14, "DisposeObjects"},
{15, "HoldEvents"},
{16, "ReleaseEvents"},
{17, "CapabilitiesNew"},
{18, "RedefineClasses"},
{19, "SetDefaultStratum"},
{20, "AllClassesWithGeneric"},
{21, "InstanceCounts"},
{0, NULL}
};
// contains the commands for the command set of type Reference
static const value_string commandset_referencetype[] = {
{1, "Signature"},
{2, "ClassLoader"},
{3, "Modifiers"},
{4, "Fields"},
{5, "Methods"},
{6, "GetValues"},
{7, "SourceFile"},
{8, "NestedTypes"},
{9, "Status"},
{10, "Interfaces"},
{11, "ClassObject"},
{12, "SourceDebugExtension"},
{13, "SignatureWithGeneric"},
{14, "FieldsWithGeneric"},
{15, "MethodsWithGeneric"},
{16, "Instances"},
{17, "ClassFileVersion"},
{18, "ConstantPool"},
{0, NULL}
};
// contains the commands for the command set of type Class
static const value_string commandset_classtype[] = {
{1, "Superclass"},
{2, "SetValues"},
{3, "InvokeMethod"},
{4, "NewInstance"},
{0, NULL}
};
// contains the commands for the command set of type Array
static const value_string commandset_arraytype[] = {
{1, "NewInstance"},
{0, NULL}
};
// contains the commands for the command set of type Interface
static const value_string commandset_interfacetype[] = {
{1, "InvokeMethod"},
{0, NULL}
};
// contains the commands for the command set of type Method
static const value_string commandset_method[] = {
{1, "LineTable"},
{2, "VariableTable"},
{3, "Bytecodes"},
{4, "IsObsolete"},
{5, "VariableTableWithGeneric"},
{0, NULL}
};
// contains the commands for the command set of type Field
static const value_string commandset_field[] = {
{0, NULL}
};
// contains the commands for the command set of type Object Reference
static const value_string commandset_objectreference[] = {
{1, "ReferenceType"},
{2, "GetValues"},
{3, "SetValues"},
{5, "MonitorInfo"},
{6, "InvokeMethod"},
{7, "DisableCollection"},
{8, "EnableCollection"},
{9, "IsCollected"},
{10, "ReferringObjects"},
{0, NULL}
};
// contains the commands for the command set of type String Reference
static const value_string commandset_stringreference[] = {
{1, "Value"},
{0, NULL}
};
// contains the commands for the command set of type Thread Reference
static const value_string commandset_threadreference[] = {
{1, "Name"},
{2, "Suspend"},
{3, "Resume"},
{4, "Status"},
{5, "ThreadGroup"},
{6, "Frames"},
{7, "FrameCount"},
{8, "OwnedMonitors"},
{9, "CurrentContentedMonitor"},
{10, "Stop"},
{11, "Interrupt"},
{12, "SuspendCount"},
{13, "OwnedMonitorsStackDepthInfo"},
{14, "ForceEarlyReturn"},
{0, NULL}
};
// contains the commands for the command set of type ThreadGroup Reference
static const value_string commandset_threadgroupreference[] = {
{1, "Name"},
{2, "Parent"},
{3, "Children"},
{0, NULL}
};
// contains the commands for the command set of type Array Reference
static const value_string commandset_arrayreference[] = {
{1, "Length"},
{2, "GetValues"},
{3, "SetValues"},
{0, NULL}
};
// contains the commands for the command set of type ClassLoader Reference
static const value_string commandset_classloaderreference[] = {
{1, "VisibleClasses"},
{0, NULL}
};
// contains the commands for the command set of type EventRequest
static const value_string commandset_eventrequest[] = {
{1, "Set"},
{2, "Clear"},
{3, "ClearAllBreakpoints"},
{0, NULL}
};
// contains the commands for the command set of type StackFrame
static const value_string commandset_stackframe[] = {
{1, "GetValues"},
{2, "SetValues"},
{3, "ThisObject"},
{4, "PopFrames"},
{0, NULL}
};
// contains the commands for the command set of type ClassObject Reference
static const value_string commandset_classobjectreference[] = {
{1, "ReflectedType"},
{0, NULL}
};
// contains the commands for the command set of type Event
static const value_string commandset_event[] = {
{100, "Composite"},
{0, NULL}
};
/* translates the error code to human readable value
* value 0 ("NONE") means SUCCESS, all other values mean FAILURE
*/
static const value_string error_codes[] = {
{0, "NONE"},
{10, "INVALID_THREAD"},
{11, "INVALID_THREAD_GROUP"},
{12, "INVALID_PRIORITY"},
{13, "THREAD_NOT_SUSPENDED"},
{14, "THREAD_SUSPENDED"},
{20, "INVALID_OBJECT"},
{21, "INVALID_CLASS"},
{22, "CLASS_NOT_PREPARED"},
{23, "INVALID_METHODID"},
{24, "INVALID_LOCATION"},
{25, "INVALID_FIELDID"},
{30, "INVALID_FRAMEID"},
{31, "NO_MORE_FRAMES"},
{32, "OPAQUE_FRAME"},
{33, "NOT_CURRENT_FRAME"},
{34, "TYPE_MISMATCH"},
{35, "INVALID_SLOT"},
{40, "DUPLICATE"},
{41, "NOT_FOUND"},
{50, "INVALID_MONITOR"},
{51, "NOT_MONITOR_OWNER"},
{52, "INTERRUPT"},
{60, "INVALID_CLASS_FORMAT"},
{61, "CIRCULAR_CLASS_DEFINITION"},
{62, "FAILS_VERIFICATION"},
{63, "ADD_METHOD_NOT_IMPLEMENTED"},
{64, "SCHEMA_CHANGE_NOT_IMPLEMENTED"},
{65, "INVALID_TYPESTATE"},
{66, "HIERARCHY_CHANGE_NOT_IMPLEMENTED"},
{67, "DELETE_METHOD_NOT_IMPLEMENTED"},
{68, "UNSUPPORTED_VERSION"},
{69, "NAMES_DONT_MATCH"},
{70, "CLASS_MODIFIERS_CHANGE_NOT_IMPLEMENTED"},
{71, "METHOD_MODIFIERS_CHANGE_NOT_IMPLEMENTED"},
{99, "NOT_IMPLEMENTED"},
{100, "NULL_POINTER"},
{101, "ABSENT_INFORMATION"},
{102, "INVALID_EVENT_TYPE"},
{103, "ILLEGAL_ARGUMENT"},
{110, "OUT_OF_MEMORY"},
{111, "ACCESS_DENIED"},
{112, "VM_DEAD"},
{113, "INTERNAL"},
{115, "UNATTACHED_THREAD"},
{500, "INVALID_TAG"},
{502, "ALREADY_INVOKING"},
{503, "INVALID_INDEX"},
{504, "INVALID_LENGTH"},
{506, "INVALID_STRING"},
{507, "INVALID_CLASS_LOADER"},
{508, "INVALID_ARRAY"},
{509, "TRANSPORT_LOAD"},
{510, "TRANSPORT_INIT"},
{511, "NATIVE_METHOD"},
{512, "INVALID_COUNT"},
{0, NULL}
};
/* determine PDU length of protocol JDWP */
static guint
get_jdwp_message_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
{
/* Handshake messages don't contain the length field and
* they all are strictly identical in length and content
*/
if (tvb_reported_length(tvb) == JDWP_HANDSHAKE_LENGTH) {
if (tvb_strneql(tvb, offset, JDWP_HANDSHAKE_MSG, JDWP_HANDSHAKE_LENGTH) == 0) {
return JDWP_HANDSHAKE_LENGTH;
}
}
/* All other packets are either a Command or a Reply, of different lengths
* and this length is indicated on the 4 first bytes
*/
return (guint)tvb_get_ntohl(tvb, offset);
}
static int
dissect_jdwp_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
{
int offset = 0;
/* packet type can take 3 values (handshake, command, reply) */
gint packet_type;
/* length */
gint32 hlen = 0;
/* flag can take 2 values (0, 128) */
guint32 flags;
/* fields that need to be remembered */
guint32 mem_commandset = -1;
guint32 mem_errorcode = -1;
/* Check that there's enough data */
if (tvb_reported_length(tvb) < JDWP_MIN_LENGTH)
return 0;
/* Set the Protocol Column */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "JDWP");
col_clear(pinfo->cinfo, COL_INFO);
proto_item *ti, *hlen_item, *flags_item;
proto_tree *jdwp_tree;
/* Clear out stuff in the info column */
col_clear(pinfo->cinfo,COL_INFO);
ti = proto_tree_add_item(tree, proto_jdwp, tvb, 0, -1, ENC_NA);
jdwp_tree = proto_item_add_subtree(ti, ett_jdwp);
/* The two first packets are Handshake packets and
* their content is always "JDWP-Handshake"
* All other packets are either a Command or a Reply
*/
packet_type = 1;
if (tvb_reported_length(tvb) == JDWP_HANDSHAKE_LENGTH) {
if (tvb_strneql(tvb, offset, JDWP_HANDSHAKE_MSG, JDWP_HANDSHAKE_LENGTH) == 0) {
col_append_fstr(pinfo->cinfo, COL_INFO, "JDWP Handshake");
packet_type = 0;
}
}
if (packet_type == 0) {
proto_tree_add_item(jdwp_tree, hf_jdwp_type, tvb, offset, 14, ENC_ASCII);
return tvb_captured_length(tvb);
}
/* LENGTH
*/
hlen_item = proto_tree_add_item_ret_uint(jdwp_tree, hf_jdwp_length, tvb, offset, 4, ENC_BIG_ENDIAN, &hlen);
offset += 4;
/* ID
*/
proto_tree_add_item(jdwp_tree, hf_jdwp_id, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
/* FLAGS
*/
flags_item = proto_tree_add_item_ret_uint(jdwp_tree, hf_jdwp_flags, tvb, offset, 1, ENC_BIG_ENDIAN, &flags);
offset += 1;
/* COMMAND
*/
switch (flags) {
case PACKET_TYPE_COMMAND:
col_append_fstr(pinfo->cinfo, COL_INFO, "Command");
proto_tree_add_item_ret_uint(jdwp_tree, hf_jdwp_commandset, tvb, offset, 1, ENC_BIG_ENDIAN, &mem_commandset);
offset += 1;
switch (mem_commandset) {
case COMMAND_SET_VIRTUALMACHINE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_virtualmachine, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_REFERENCETYPE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_referencetype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_CLASSTYPE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_classtype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_ARRAYTYPE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_arraytype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_INTERFACETYPE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_interfacetype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_METHOD:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_method, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_FIELD:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_field, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_OBJECTREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_objectreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_STRINGREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_stringreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_THREADREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_threadreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_THREADGROUPREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_threadgroupreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_ARRAYREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_arrayreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_CLASSLOADERREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_classloaderreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_EVENTREQUEST:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_eventrequest, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_STACKFRAME:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_stackframe, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_CLASSOBJECTREFERENCE:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_classobjectreference, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
case COMMAND_SET_EVENT:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_event, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
default:
proto_tree_add_item(jdwp_tree, hf_jdwp_commandset_virtualmachine, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
/* command comes with data when the minimal length is 12 */
if (hlen > 11) {
proto_tree_add_item(jdwp_tree, hf_jdwp_data, tvb, offset, hlen - 11, ENC_NA);
} else if (hlen < 11) {
expert_add_info(pinfo, hlen_item, &ei_jdwp_hlen_invalid);
}
break;
case PACKET_TYPE_REPLY:
proto_tree_add_item_ret_uint(jdwp_tree, hf_jdwp_errorcode, tvb, offset, 2, ENC_BIG_ENDIAN, &mem_errorcode);
offset += 2;
if(mem_errorcode == 0) {
col_append_fstr(pinfo->cinfo, COL_INFO, "Reply (Success)");
} else {
col_append_fstr(pinfo->cinfo, COL_INFO, "Reply (Failure)");
}
/* reply comes with data when the minimal length is 12 */
if (hlen > 11) {
proto_tree_add_item(jdwp_tree, hf_jdwp_data, tvb, offset, hlen - 11, ENC_NA);
} else if (hlen < 11) {
expert_add_info(pinfo, hlen_item, &ei_jdwp_hlen_invalid);
}
break;
default:
expert_add_info(pinfo, flags_item, &ei_jdwp_flags_invalid);
break;
}
return tvb_captured_length(tvb);
}
static int
dissect_jdwp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
{
tcp_dissect_pdus(tvb, pinfo, tree, TRUE, FRAME_HEADER_LEN,
get_jdwp_message_len, dissect_jdwp_message, data);
return tvb_captured_length(tvb);
}
void
proto_register_jdwp(void)
{
expert_module_t* expert_jdwp;
static hf_register_info hf[] = {
{ &hf_jdwp_type,
{ "Packet Type", "jdwp.type", FT_STRING, BASE_NONE, NULL, 0x0, "Type",
HFILL }
},
{ &hf_jdwp_length,
{ "Length", "jdwp.length", FT_UINT32, BASE_DEC, NULL, 0x0, "Data Length",
HFILL }
},
{ &hf_jdwp_id,
{ "id", "jdwp.id", FT_UINT32, BASE_DEC, NULL, 0x0, "unique identifier",
HFILL }
},
{ &hf_jdwp_flags,
{ "flags", "jdwp.flags", FT_UINT8, BASE_HEX, NULL, 0x0, "tag packets as a command or reply",
HFILL }
},
{ &hf_jdwp_commandset,
{ "command set", "jdwp.commandset", FT_UINT8, BASE_DEC, VALS(commandsetnames), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_virtualmachine,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_virtualmachine), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_referencetype,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_referencetype), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_classtype,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_classtype), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_arraytype,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_arraytype), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_interfacetype,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_interfacetype), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_method,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_method), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_field,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_field), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_objectreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_objectreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_stringreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_stringreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_threadreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_threadreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_threadgroupreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_threadgroupreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_arrayreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_arrayreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_classloaderreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_classloaderreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_eventrequest,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_eventrequest), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_stackframe,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_stackframe), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_classobjectreference,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_classobjectreference), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_commandset_event,
{ "command", "jdwp.command", FT_UINT8, BASE_DEC, VALS(commandset_event), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_errorcode,
{ "error code", "jdwp.errorcode", FT_UINT8, BASE_DEC, VALS(error_codes), 0x0, NULL,
HFILL }
},
{ &hf_jdwp_data,
{ "data", "jdwp.data", FT_BYTES, BASE_NONE, NULL, 0x0, "details of the command or reply",
HFILL }
}
};
static ei_register_info ei[] = {
{ &ei_jdwp_hlen_invalid, { "jdwp.hlen.invalid", PI_MALFORMED, PI_ERROR, "Decode aborted: invalid packet length", EXPFILL }},
{ &ei_jdwp_flags_invalid, { "jdwp.flags.invalid", PI_MALFORMED, PI_ERROR, "Decode aborted: invalid flags value", EXPFILL }}
};
static gint *ett[] = {
&ett_jdwp
};
proto_jdwp = proto_register_protocol("Java Debug Wire Protocol", "JDWP", "jdwp");
jdwp_handle = register_dissector("jdwp", dissect_jdwp, proto_jdwp);
proto_register_field_array(proto_jdwp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_jdwp = expert_register_protocol(proto_jdwp);
expert_register_field_array(expert_jdwp, ei, array_length(ei));
}
void
proto_reg_handoff_jdwp(void)
{
dissector_add_uint_with_preference("tcp.port", JDWP_PORT, jdwp_handle);
}
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 2
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* vi: set shiftwidth=2 tabstop=8 expandtab:
* :indentSize=2:tabSize=8:noTabs=true:
*/
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