1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef MOJO_EDK_TEST_TEST_UTILS_H_ 6#define MOJO_EDK_TEST_TEST_UTILS_H_ 7 8#include <stddef.h> 9#include <stdio.h> 10 11#include <string> 12 13#include "base/files/scoped_file.h" 14#include "mojo/edk/embedder/platform_handle.h" 15#include "mojo/edk/embedder/scoped_platform_handle.h" 16 17namespace mojo { 18namespace edk { 19namespace test { 20 21// On success, |bytes_written| is updated to the number of bytes written; 22// otherwise it is untouched. 23bool BlockingWrite(const PlatformHandle& handle, 24 const void* buffer, 25 size_t bytes_to_write, 26 size_t* bytes_written); 27 28// On success, |bytes_read| is updated to the number of bytes read; otherwise it 29// is untouched. 30bool BlockingRead(const PlatformHandle& handle, 31 void* buffer, 32 size_t buffer_size, 33 size_t* bytes_read); 34 35// If the read is done successfully or would block, the function returns true 36// and updates |bytes_read| to the number of bytes read (0 if the read would 37// block); otherwise it returns false and leaves |bytes_read| untouched. 38// |handle| must already be in non-blocking mode. 39bool NonBlockingRead(const PlatformHandle& handle, 40 void* buffer, 41 size_t buffer_size, 42 size_t* bytes_read); 43 44// Gets a (scoped) |PlatformHandle| from the given (scoped) |FILE|. 45ScopedPlatformHandle PlatformHandleFromFILE(base::ScopedFILE fp); 46 47// Gets a (scoped) |FILE| from a (scoped) |PlatformHandle|. 48base::ScopedFILE FILEFromPlatformHandle(ScopedPlatformHandle h, 49 const char* mode); 50 51} // namespace test 52} // namespace edk 53} // namespace mojo 54 55#endif // MOJO_EDK_TEST_TEST_UTILS_H_ 56