bjdwp/src/protocol.h

   1 #ifndef __BARRYJDWP_PROTOCOL_H__
   2 #define __BARRYJDWP_PROTOCOL_H__
   3
   4
   5 #include <stdint.h>
   6 #include <sys/types.h>
   7
   8
   9 // Command set list
  10 #define JDWP_CMDSET_VIRTUALMACHINE                      1
  11 #define JDWP_CMDSET_REFERECENTYPE                       2
  12 #define JDWP_CMDSET_CLASSTYPE                           3
  13 #define JDWP_CMDSET_ARRAYTYPE                           4
  14 #define JDWP_CMDSET_INTERFACETYPE                       5
  15 #define JDWP_CMDSET_METHOD                                      6
  16 #define JDWP_CMDSET_FIELD                                       8
  17 #define JDWP_CMDSET_OBJECTREFERENCE                     9
  18 #define JDWP_CMDSET_STRINGREFERENCE                     10
  19 #define JDWP_CMDSET_THREADREFERENCE                     11
  20 #define JDWP_CMDSET_THREADGROUPREFERENCE        12
  21 #define JDWP_CMDSET_ARRAYREFERENCE                      13
  22 #define JDWP_CMDSET_CLASSLOADERREFERENCE        14
  23 #define JDWP_CMDSET_EVENTREQUEST                        15
  24 #define JDWP_CMDSET_STACKFRAME                          16
  25 #define JDWP_CMDSET_CLASSOBJECTREFERENCE        17
  26 #define JDWP_CMDSET_EVENT                                       64
  27
  28 // Command list - VirtualMachine
  29 #define JDWP_CMD_VERSION                                        1
  30 #define JDWP_CMD_ALLCLASSES                                     3
  31 #define JDWP_CMD_ALLTHREADS                                     4
  32 #define JDWP_CMD_DISPOSE                                        6
  33 #define JDWP_CMD_IDSIZES                                        7
  34 #define JDWP_CMD_SUSPEND                                        8
  35 #define JDWP_CMD_RESUME                                         9
  36 #define JDWP_CMD_CLASSPATHS                                     13
  37
  38 // Command list - EventRequest
  39 #define JDWP_CMD_SET                                            1
  40
  41
  42 namespace JDWP { namespace Protocol {
  43
  44 // Packet command
  45 //----------------
  46
  47 struct PacketEventRequestSet {
  48         uint8_t eventKind;
  49         uint8_t suspendPolicy;
  50         uint32_t modifiers;
  51 } __attribute__ ((packed));
  52
  53
  54 struct PacketEventRequest {
  55         union PacketEventRequestData {
  56                 PacketEventRequestSet set;
  57         } __attribute__ ((packed)) u;
  58 } __attribute__ ((packed));
  59
  60
  61 struct PacketCommand {
  62         uint8_t commandset;
  63         uint8_t command;
  64
  65         union PacketCommandData {
  66                 PacketEventRequest eventRequest;
  67         } __attribute__ ((packed)) u;
  68 } __attribute__ ((packed));
  69
  70 #define JDWP_COMMAND_HEADER_SIZE                        (sizeof(Protocol::PacketCommand))
  71
  72
  73 // Packet response
  74 //-----------------
  75
  76 struct PacketVirtualMachineIDSizes {
  77         uint32_t fieldIDSize;
  78         uint32_t methodIDSize;
  79         uint32_t objectIDSize;
  80         uint32_t referenceTypeIDSize;
  81         uint32_t frameIDSize;
  82 } __attribute__ ((packed));
  83
  84 #define JDWP_PACKETVIRTUALMACHINEIDSIZES_DATA_SIZE              sizeof(Protocol::PacketVirtualMachineIDSizes)
  85
  86
  87 struct PacketVirtualMachine {
  88         union PacketVirtualMachineData {
  89                 PacketVirtualMachineIDSizes IDSizes;
  90         } __attribute__ ((packed)) u;
  91 } __attribute__ ((packed));
  92
  93
  94 struct PacketResponse {
  95         uint16_t errorcode;
  96
  97         union PacketResponseData {
  98                 PacketVirtualMachine virtualMachine;
  99                 uint32_t value;
 100                 uint8_t raw[1];
 101         } __attribute__ ((packed)) u;
 102 } __attribute__ ((packed));
 103
 104 #define JDWP_RESPONSE_HEADER_SIZE                       (sizeof(Protocol::PacketResponse) - sizeof(Protocol::PacketResponse::PacketResponseData))
 105
 106
 107 // Generic packet
 108 //----------------
 109
 110 struct Packet {
 111         uint32_t length;
 112         uint32_t id;
 113         uint8_t flags;
 114
 115         union PacketType {
 116                 PacketCommand command;
 117                 PacketResponse response;
 118         } __attribute__ ((packed)) u;
 119 } __attribute__ ((packed));
 120
 121 #define JDWP_PACKET_HEADER_SIZE                 (sizeof(Protocol::Packet) - sizeof(Protocol::Packet::PacketType))
 122
 123
 124 #define MAKE_JDWPPACKET(var, data)              const Protocol::Packet *var = (const Protocol::Packet *) (data).GetData()
 125 #define MAKE_JDWPPACKETPTR_BUF(var, ptr)                Protocol::Packet *var = (Protocol::Packet *)ptr
 126
 127
 128 }} // namespace JDWP::Protocol
 129
 130 #endif
 131