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// Copyright 2014 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.
#ifndef MOJO_EDK_TEST_TEST_UTILS_H_
#define MOJO_EDK_TEST_TEST_UTILS_H_
#include <stddef.h>
#include <stdio.h>
#include <string>
#include "base/files/scoped_file.h"
#include "mojo/edk/embedder/platform_handle.h"
#include "mojo/edk/embedder/scoped_platform_handle.h"
namespace mojo {
namespace edk {
namespace test {
// On success, |bytes_written| is updated to the number of bytes written;
// otherwise it is untouched.
bool BlockingWrite(const PlatformHandle& handle,
const void* buffer,
size_t bytes_to_write,
size_t* bytes_written);
// On success, |bytes_read| is updated to the number of bytes read; otherwise it
// is untouched.
bool BlockingRead(const PlatformHandle& handle,
void* buffer,
size_t buffer_size,
size_t* bytes_read);
// If the read is done successfully or would block, the function returns true
// and updates |bytes_read| to the number of bytes read (0 if the read would
// block); otherwise it returns false and leaves |bytes_read| untouched.
// |handle| must already be in non-blocking mode.
bool NonBlockingRead(const PlatformHandle& handle,
void* buffer,
size_t buffer_size,
size_t* bytes_read);
// Gets a (scoped) |PlatformHandle| from the given (scoped) |FILE|.
ScopedPlatformHandle PlatformHandleFromFILE(base::ScopedFILE fp);
// Gets a (scoped) |FILE| from a (scoped) |PlatformHandle|.
base::ScopedFILE FILEFromPlatformHandle(ScopedPlatformHandle h,
const char* mode);
} // namespace test
} // namespace edk
} // namespace mojo
#endif // MOJO_EDK_TEST_TEST_UTILS_H_
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