Add SkData::NewFromFD.

include/core/SkData.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 75 matching lines @@
 
     /**
      *  Create a new dataref from a pointer allocated by malloc. The Data object
      *  takes ownership of that allocation, and will handling calling sk_free.
      */
     static SkData* NewFromMalloc(const void* data, size_t length);
 
     /**
      *  Create a new dataref from a SkFILE.
      *  This does not take ownership of the SkFILE, nor close it.
+     *  The caller is free to close the SkFILE at its convenience.
      *  The SkFILE must be open for reading only.
      *  Returns NULL on failure.
      */
     static SkData* NewFromFILE(SkFILE* f);
 
     /**
+     *  Create a new dataref from a file descriptor.
+     *  This does not take ownership of the file descriptor, nor close it.
+     *  The caller is free to close the file descriptor at its convenience.
+     *  The file descriptor must be open for reading only.
+     *  Returns NULL on failure.
+     */
+    static SkData* NewFromFD(int fd);
+    
+    /**
      *  Create a new dataref using a subset of the data in the specified
      *  src dataref.
      */
     static SkData* NewSubset(const SkData* src, size_t offset, size_t length);
 
     /**
      *  Returns a new empty dataref (or a reference to a shared empty dataref).
      *  New or shared, the caller must see that unref() is eventually called.
      */
     static SkData* NewEmpty();
@@ skipping 14 matching lines @@
     SkData(const void* ptr, size_t size, ReleaseProc, void* context);
     virtual ~SkData();
 
     typedef SkFlattenable INHERITED;
 };
 
 /** Typedef of SkAutoTUnref<SkData> for automatically unref-ing a SkData. */
 typedef SkAutoTUnref<SkData> SkAutoDataUnref;
 
 #endif