Add PPAPI decryptor interfaces.

ppapi/c/dev/ppb_content_decryptor_dev.h

+/* Copyright (c) 2012 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* From dev/ppb_content_decryptor_dev.idl modified Mon Jul 16 17:58:07 2012. */
+
+#ifndef PPAPI_C_DEV_PPB_CONTENT_DECRYPTOR_DEV_H_
+#define PPAPI_C_DEV_PPB_CONTENT_DECRYPTOR_DEV_H_
+
+#include "ppapi/c/pp_bool.h"
+#include "ppapi/c/pp_completion_callback.h"
+#include "ppapi/c/pp_instance.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_resource.h"
+#include "ppapi/c/pp_stdint.h"
+#include "ppapi/c/pp_var.h"
+
+#define PPB_CONTENTDECRYPTOR_DEV_INTERFACE_0_1 "PPB_ContentDecryptor(Dev);0.1"
+#define PPB_CONTENTDECRYPTOR_DEV_INTERFACE \
+    PPB_CONTENTDECRYPTOR_DEV_INTERFACE_0_1
+
+/**
+ * @file
+ * This file defines the <code>PPP_ContentDecryptor_Dev</code>
+ * interface.
+ */
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+
+/**
+ * <code>PPB_ContentDecryptor_Dev</code> structure contains the function
+ * pointers the browser may implement to support plugins implementing the
+ * <code>PPP_ContentDecryptor_Dev</code> interface.
+ */
+struct PPB_ContentDecryptor_Dev_0_1 {
+  /**
+   * A key or license is needed to decrypt media data.
+   */
+  void (*NeedKey)(PP_Instance instance,
+                  struct PP_Var key_system,  /* String. */
+                  struct PP_Var session_id,  /* String. */
+                  PP_Resource init_data);    /* PPB_Buffer. */
+
+  /**
+   * A key has been added as the result of a call to the <code>AddKey()</code>
+   * method on the <code>PPP_ContentDecryptor_Dev</code> interface.
+   */
+  void (*KeyAdded)(PP_Instance instance,
+                   struct PP_Var key_system,   /* String. */
+                   struct PP_Var session_id);  /* String. */
+
+  /**
+   * A message or request has been generated by or for key_system. For example,
+   * a key request has been generated as the result of call to the
+   * <code>GenerateKeyRequest()</code> method on the
+   * <code>PPP_ContentDecryptor_Dev</code> interface or another message
+   * must be sent in response to an <code>AddKey()</code> call. Note that
+   * <code>KeyMessage</code> can be used for purposes other than results to
+   * <code>AddKey()</code> calls.
+   */
+  void (*KeyMessage)(PP_Instance instance,
+                     struct PP_Var key_system,    /* String. */
+                     struct PP_Var session_id,    /* String. */
+                     PP_Resource message,         /* PPB_Buffer. */
+                     struct PP_Var default_url);  /* String. */
+
+  /**
+   * An error occured in a <code>PPP_ContentDecryptor_Dev</code> method,
+   * or within the plugin implementing the interface.
+   */
+  void (*KeyError)(PP_Instance instance,
+                   struct PP_Var key_system,  /* String. */
+                   struct PP_Var session_id,  /* String. */
+                   uint16_t media_error,
+                   uint16_t system_error);
+
+  /**
+   * Called after the <code>Decrypt</code> method on the
+   * <code>PPP_ContentDecryptor_Dev</code> interface completes to
+   * deliver decrypted_block to the media stack.
+   */
+  void (*DeliverBlock)(PP_Instance instance,
+                       PP_Resource decrypted_block,  /* PPB_Buffer. */
+                       struct PP_CompletionCallback callback);
+
+  /**
+   * Called after the <code>DecryptAndDecode</code> method on the
+   * <code>PPP_ContentDecryptor_Dev</code> interface completes to
+   * deliver decrypted_frame to the media stack.
+   */
+  void (*DeliverFrame)(PP_Instance instance,
+                       PP_Resource decrypted_frame,  /* PPB_Buffer. */
+                       struct PP_CompletionCallback callback);
+
+  /**
+   * Called after the <code>DecryptAndDecode</code> method on the
+   * <code>PPP_ContentDecryptor_Dev</code> interface completes to
+   * deliver decrypted_samples to the media stack.
+   */
+  void (*DeliverSamples)(PP_Instance instance,
+                         PP_Resource decrypted_samples,  /* PPB_Buffer. */
+                         struct PP_CompletionCallback callback);
+};
+
+typedef struct PPB_ContentDecryptor_Dev_0_1 PPB_ContentDecryptor_Dev;
+
+/**
+ * @}
+ */
+
+#endif  /* PPAPI_C_DEV_PPB_CONTENT_DECRYPTOR_DEV_H_ */