| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "partition_alloc/partition_alloc_base/files/file_util.h" |
| |
| #include "partition_alloc/partition_alloc_base/posix/eintr_wrapper.h" |
| |
| namespace partition_alloc::internal::base { |
| |
| bool ReadFromFD(int fd, char* buffer, size_t bytes) { |
| size_t total_read = 0; |
| while (total_read < bytes) { |
| ssize_t bytes_read = |
| PA_HANDLE_EINTR(read(fd, buffer + total_read, bytes - total_read)); |
| if (bytes_read <= 0) { |
| break; |
| } |
| total_read += bytes_read; |
| } |
| return total_read == bytes; |
| } |
| |
| } // namespace partition_alloc::internal::base |