1 files changed, 121 insertions, 0 deletions
diff --git a/devtools/shared/specs/profiler.js b/devtools/shared/specs/profiler.js
new file mode 100644
index 0000000000..a4a6f384e5
--- /dev/null
+++ b/devtools/shared/specs/profiler.js
@@ -0,0 +1,121 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const {
+  Arg,
+  Option,
+  RetVal,
+  generateActorSpec,
+  types
+} = require("devtools/shared/protocol");
+
+types.addType("profiler-data", {
+  // On Fx42+, the profile is only deserialized on the front; older
+  // servers will get the profiler data as an object from nsIProfiler,
+  // causing one parse/stringify cycle, then again implicitly in a packet.
+  read: (v) => {
+    if (typeof v.profile === "string") {
+      // Create a new response object since `profile` is read only.
+      let newValue = Object.create(null);
+      newValue.profile = JSON.parse(v.profile);
+      newValue.currentTime = v.currentTime;
+      return newValue;
+    }
+    return v;
+  }
+});
+
+const profilerSpec = generateActorSpec({
+  typeName: "profiler",
+
+  /**
+   * The set of events the ProfilerActor emits over RDP.
+   */
+  events: {
+    "console-api-profiler": {
+      data: Arg(0, "json"),
+    },
+    "profiler-started": {
+      data: Arg(0, "json"),
+    },
+    "profiler-stopped": {
+      data: Arg(0, "json"),
+    },
+    "profiler-status": {
+      data: Arg(0, "json"),
+    },
+
+    // Only for older geckos, pre-protocol.js ProfilerActor (<Fx42).
+    // Emitted on other events as a transition from older profiler events
+    // to newer ones.
+    "eventNotification": {
+      subject: Option(0, "json"),
+      topic: Option(0, "string"),
+      details: Option(0, "json")
+    }
+  },
+
+  methods: {
+    startProfiler: {
+      // Write out every property in the request, since we want all these options to be
+      // on the packet's top-level for backwards compatibility, when the profiler actor
+      // was not using protocol.js (<Fx42)
+      request: {
+        entries: Option(0, "nullable:number"),
+        interval: Option(0, "nullable:number"),
+        features: Option(0, "nullable:array:string"),
+        threadFilters: Option(0, "nullable:array:string"),
+      },
+      response: RetVal("json"),
+    },
+    stopProfiler: {
+      response: RetVal("json"),
+    },
+    getProfile: {
+      request: {
+        startTime: Option(0, "nullable:number"),
+        stringify: Option(0, "nullable:boolean")
+      },
+      response: RetVal("profiler-data")
+    },
+    getFeatures: {
+      response: RetVal("json")
+    },
+    getBufferInfo: {
+      response: RetVal("json")
+    },
+    getStartOptions: {
+      response: RetVal("json")
+    },
+    isActive: {
+      response: RetVal("json")
+    },
+    getSharedLibraryInformation: {
+      response: RetVal("json")
+    },
+    registerEventNotifications: {
+      // Explicitly enumerate the arguments
+      // @see ProfilerActor#startProfiler
+      request: {
+        events: Option(0, "nullable:array:string"),
+      },
+      response: RetVal("json")
+    },
+    unregisterEventNotifications: {
+      // Explicitly enumerate the arguments
+      // @see ProfilerActor#startProfiler
+      request: {
+        events: Option(0, "nullable:array:string"),
+      },
+      response: RetVal("json")
+    },
+    setProfilerStatusInterval: {
+      request: { interval: Arg(0, "number") },
+      oneway: true
+    }
+  }
+});
+
+exports.profilerSpec = profilerSpec;