Add support for raw-delta object for differential update

Signed-off-by: Jonathas-Conceicao <jonathas.conceicao@ossystems.com.br>

Author: Jonathas-Conceicao

pkgschema/schemas/definitions.json

@@ -2,7 +2,7 @@
     "mode": {
         "description": "Represents the install mode for the object data",
         "type": "string",
-        "enum": ["copy", "flash", "imxkobs", "raw", "tarball", "ubifs", "uboot-env", "mender", "zephyr"]
+        "enum": ["copy", "flash", "imxkobs", "raw", "raw-delta", "tarball", "ubifs", "uboot-env", "mender", "zephyr"]
     },
     "filename": {
         "description": "file name used by client to rebuild the commit",

pkgschema/schemas/metadata.json

@@ -43,6 +43,7 @@
                         {"$ref": "flash-object.json"},
                         {"$ref": "imxkobs-object.json"},
                         {"$ref": "raw-object.json"},
+                        {"$ref": "raw-delta-object.json"},
                         {"$ref": "tarball-object.json"},
                         {"$ref": "ubifs-object.json"},
                         {"$ref": "uboot-env-object.json"},

pkgschema/schemas/raw-delta-object.json

@@ -0,0 +1,52 @@
+{
+    "$schema": "http://json-schema.org/draft-04/schema#",
+
+    "title": "Raw Delta upgrade object",
+    "description": "Object specifications for a differential raw upgrade mode",
+
+    "type": "object",
+
+    "properties": {
+        "mode": {
+            "$ref": "definitions.json#/mode"
+        },
+        "filename": {
+            "$ref": "definitions.json#/filename"
+        },
+        "sha256sum": {
+            "$ref": "definitions.json#/sha256sum"
+        },
+        "target-type": {
+            "description": "The type of target (only device)",
+            "type": "string",
+            "enum": ["device"]
+        },
+        "target": {
+            "$ref": "definitions.json#/target"
+        },
+        "size": {
+            "$ref": "definitions.json#/size"
+        }
+    },
+
+    "required": [
+        "filename",
+        "mode",
+        "sha256sum",
+        "target",
+        "target-type",
+        "size"
+    ],
+
+    "additionalProperties": false,
+
+    "dependencies": {
+        "mode": {
+            "properties": {
+                "mode": {
+                    "enum": ["raw-delta"]
+                }
+            }
+        }
+    }
+}