{
    "type": "object",
    "properties": {
        "schema":           { "const": "rfnoc_imagebuilder_args" },
        "copyright":        { "type":  "string" },
        "version":          { "type":  "string" },
        "license":          { "type":  "string" },
        "device":           { "type":  "string" },
        "image_core_name":  { "type":  "string" },
        "default_target":   { "type":  "string" },
        "rfnoc_version":    { "type":  "string" },
        "chdr_width":       { "enum":  [64, 128, 256, 512] },
        "block_chdr_width": { "enum":  [64, 128, 256, 512] },
        "crossbar_routes":  { "type":  "array" },
        "stream_endpoints": { "$ref": "#/definitions/stream_endpoints" },
        "noc_blocks":       { "$ref": "#/definitions/noc_blocks" },
        "clk_domains":      { "type": "array",
                              "items": { "$ref": "#/definitions/connection" } },
        "connections":      { "type": "array",
                              "items": { "$ref": "#/definitions/connection" } }
    },
    "required":             ["schema",
                             "chdr_width",
                             "noc_blocks"],
    "additionalProperties": true,

    "definitions": {

        "stream_endpoints": {
            "type": "object",
            "patternProperties": {
                ".*": { "$ref": "#/definitions/stream_endpoint" }
            }
        },

        "noc_blocks": {
            "type": "object",
            "patternProperties": {
                ".*": { "$ref": "#/definitions/noc_block" }
            }
        },

        "stream_endpoint": {
            "type": "object",
            "properties": {
                "chdr_width":{ "enum":  [64, 128, 256, 512] },
                "ctrl":      { "type": "boolean" },
                "data":      { "type": "boolean" },
                "num_data_i":{ "type": "integer", "minimum": 1 },
                "num_data_o":{ "type": "integer", "minimum": 1 },
                "buff_size": { "type": "integer", "minimum": 0 },
                "buff_size_bytes": { "type": "integer", "minimum": 0 }
            },
            "additionalProperties": false,
            "not": {
                "anyOf": [
                    {"required": ["buff_size", "buff_size_bytes"]}
                ]
            }
        },

        "noc_block": {
            "type": "object",
            "properties": {
                "block_desc": { "type": "string", "pattern": "^.*\\.yml" },
                "parameters": { "$ref": "#/definitions/parameter" },
                "ctrl_clock":     { "type": "string", "pattern": "[a-z0-9_.]+"},
                "timebase_clock": { "type": "string", "pattern": "[a-z0-9_.]+"}
            },
            "required": ["block_desc"],
            "additionalProperties": false
        },

        "parameter": {
            "type": "object"
        },

        "connection": {
            "type": "object",
            "properties": {
                "srcblk":  { "type": "string", "minLength": 1 },
                "srcport": { "type": "string", "minLength": 1 },
                "dstblk":  { "type": "string", "minLength": 1 },
                "dstport": { "type": "string", "minLength": 1 }
            },
            "required": ["srcblk", "srcport", "dstblk", "dstport"],
            "additionalProperties": false
        }
    }
}