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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_COMMON_TEST_TEST_UTILS_H_
#define MOJO_COMMON_TEST_TEST_UTILS_H_
#include <stddef.h>
namespace mojo {
namespace embedder {
struct PlatformHandle;
}
namespace test {
// On success, |bytes_written| is updated to the number of bytes written;
// otherwise it is untouched.
bool BlockingWrite(const embedder::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 embedder::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 embedder::PlatformHandle& handle,
void* buffer,
size_t buffer_size,
size_t* bytes_read);
} // namespace test
} // namespace mojo
#endif // MOJO_COMMON_TEST_TEST_UTILS_H_
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