Pepper API implementation for output protection.

chromeos/display/output_configurator.h

Index: chromeos/display/output_configurator.h
diff --git a/chromeos/display/output_configurator.h b/chromeos/display/output_configurator.h
index 5891785381cb22161e41415a98e62b8fd00679b1..6aac0a0635beca23d35b14bf48b5d2c263c9020a 100644
--- a/chromeos/display/output_configurator.h
+++ b/chromeos/display/output_configurator.h
@@ -25,6 +25,10 @@ typedef XID RROutput;
 typedef XID RRCrtc;
 typedef XID RRMode;
 
+namespace chrome {
+class PepperOutputProtectionHost;
+}  // namespace chrome
+
 namespace chromeos {
 
 // Used to describe the state of a multi-display configuration.
@@ -218,6 +222,18 @@ class CHROMEOS_EXPORT OutputConfigurator
     // Sends a D-Bus message to the power manager telling it that the
     // machine is or is not projecting.
     virtual void SendProjectingStateToPowerManager(bool projecting) = 0;
+
+    // Query link status and protection status. Returns true on success.
+    virtual bool QueryOutputProtectionStatus(
+        chrome::PepperOutputProtectionHost* client,
+        uint32_t* link_mask,
+        uint32_t* protection_mask) = 0;
+
+    // Set desired protection methods. Returns true when the protection request
+    // has been made.
+    virtual bool EnableOutputProtection(
+        chrome::PepperOutputProtectionHost* client,
+        uint32_t desired_method_mask) = 0;
   };
 
   // Helper class used by tests.
@@ -348,6 +364,25 @@ class CHROMEOS_EXPORT OutputConfigurator
   // so that time-consuming ConfigureOutputs() won't be called multiple times.
   void ScheduleConfigureOutputs();
 
+  // Query link status and protection status.
+  // |link_mask| is the type of connected output links, which is a bit-mask
+  // of PP_OutputProtectionLinkType_Private values. |protection_mask| is the
+  // desired protection methods, which is a bit-mask of the
+  // PP_OutputProtectionMethod_Private values.
+  // Returns true on success.
+  virtual bool QueryOutputProtectionStatus(
+      chrome::PepperOutputProtectionHost* client,

[dmichael (off chromium), 2013/09/09 20:37:15]

should this be const? Same question for |client| in EnableOutputProtection..

[kcwu, 2013/09/10 12:50:21]

Done.

+      uint32_t* link_mask,
+      uint32_t* protection_mask);
+
+  // Set desired protection methods.
+  // |protection_mask| is the desired protection methods, which is a bit-mask
+  // of the PP_OutputProtectionMethod_Private values.
+  // Returns true when the protection request has been made.
+  virtual bool EnableOutputProtection(
+      chrome::PepperOutputProtectionHost* client,
+      uint32_t desired_method_mask);
+
  private:
   // Configure outputs.
   void ConfigureOutputs();