protodef/ProtoDef/test/structures.json

A simple yet powerful way to define binary protocols

[
  {
    "type":"container",
    "subtypes":[
      {
        "description":"simple container with 2 u8 and one varint",
        "type":[
          "container",
          [
            {
              "name": "horizontalPos",
              "type": "u8"
            },
            {
              "name": "y",
              "type": "u8"
            },
            {
              "name": "blockId",
              "type": "varint"
            }
          ]
        ],
        "values":[
          {
            "value":{
              "horizontalPos":56,
              "y":25,
              "blockId":5
            },
            "buffer":["0x38","0x19","0x05"]
          }
        ]
      },
      {
        "description":"set_protocol",
        "type":[
          "container",
          [
            {
              "name": "protocolVersion",
              "type": "varint"
            },
            {
              "name": "serverHost",
              "type": ["pstring",{
                "countType":"varint"
              }]
            },
            {
              "name": "serverPort",
              "type": "u16"
            },
            {
              "name": "nextState",
              "type": "varint"
            }
          ]
        ],
        "values":[
          {
            "value":{
              "protocolVersion":47,
              "serverHost":"127.0.0.1",
              "serverPort":25565,
              "nextState":1
            },
            "buffer":["0x2f","0x09","0x31","0x32","0x37","0x2e","0x30","0x2e","0x30","0x2e","0x31","0x63","0xdd","0x01"]
          }
        ]
      }
    ]
  },
  {
    "type":"count",
    "subtypes":[
      {
        "description":"a container with a count, a second field and an array using the count",
        "type":["container",
          [
            {
              "name":"number",
              "type":["count",
                {
                  "type":"u8",
                  "countFor":"records"
                }
              ]
            },
            {
              "name":"diameter",
              "type":"u8"
            },
            {
              "name":"records",
              "type":["array",
                {
                  "count":"number",
                  "type":"u8"
                }
              ]
            }
          ]
        ],
        "values":[
          {
            "value":{
              "number":2,
              "diameter":5,
              "records":[1,2]
            },
            "buffer":["0x02","0x05","0x01","0x02"]
          }
        ]
      }
    ]
  },
  {
    "type":"array",
    "subtypes":[
      {
        "description": "a simple u16 prefixed array of u8",
        "type":[
          "array",
          {
            "countType": "u16",
            "type": "u8"
          }
        ],
        "values":[
          {
            "value":[1,2,3,4],
            "buffer":["0x00","0x04","0x01","0x02","0x03","0x04"]
          }
        ]
      }
    ]
  }
]