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diff --git a/include/utils/Pipe.h b/include/utils/Pipe.h
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-/*
- * Copyright (C) 2005 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-//
-// FIFO I/O.
-//
-#ifndef _LIBS_UTILS_PIPE_H
-#define _LIBS_UTILS_PIPE_H
-
-#ifdef HAVE_ANDROID_OS
-#error DO NOT USE THIS FILE IN THE DEVICE BUILD
-#endif
-
-namespace android {
-
-/*
- * Simple anonymous unidirectional pipe.
- *
- * The primary goal is to create an implementation with minimal overhead
- * under Linux. Making Windows, Mac OS X, and Linux all work the same way
- * is a secondary goal. Part of this goal is to have something that can
- * be fed to a select() call, so that the application can sleep in the
- * kernel until something interesting happens.
- */
-class Pipe {
-public:
- Pipe(void);
- virtual ~Pipe(void);
-
- /* Create the pipe */
- bool create(void);
-
- /* Create a read-only pipe, using the supplied handle as read handle */
- bool createReader(unsigned long handle);
- /* Create a write-only pipe, using the supplied handle as write handle */
- bool createWriter(unsigned long handle);
-
- /* Is this object ready to go? */
- bool isCreated(void);
-
- /*
- * Read "count" bytes from the pipe. Returns the amount of data read,
- * or 0 if no data available and we're non-blocking.
- * Returns -1 on error.
- */
- int read(void* buf, int count);
-
- /*
- * Write "count" bytes into the pipe. Returns number of bytes written,
- * or 0 if there's no room for more data and we're non-blocking.
- * Returns -1 on error.
- */
- int write(const void* buf, int count);
-
- /* Returns "true" if data is available to read */
- bool readReady(void);
-
- /* Enable or disable non-blocking I/O for reads */
- bool setReadNonBlocking(bool val);
- /* Enable or disable non-blocking I/O for writes. Only works on Linux. */
- bool setWriteNonBlocking(bool val);
-
- /*
- * Get the handle. Only useful in some platform-specific situations.
- */
- unsigned long getReadHandle(void);
- unsigned long getWriteHandle(void);
-
- /*
- * Modify inheritance, i.e. whether or not a child process will get
- * copies of the descriptors. Systems with fork+exec allow us to close
- * the descriptors before launching the child process, but Win32
- * doesn't allow it.
- */
- bool disallowReadInherit(void);
- bool disallowWriteInherit(void);
-
- /*
- * Close one side or the other. Useful in the parent after launching
- * a child process.
- */
- bool closeRead(void);
- bool closeWrite(void);
-
-private:
- bool mReadNonBlocking;
- bool mWriteNonBlocking;
-
- unsigned long mReadHandle;
- unsigned long mWriteHandle;
-};
-
-}; // android
-
-#endif // _LIBS_UTILS_PIPE_H