| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #include "utils.h" |
| |
| #include <errno.h> |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| |
| #include <base/logging.h> |
| |
| void PrintIndented(size_t indent, const char* fmt, ...) { |
| va_list ap; |
| va_start(ap, fmt); |
| printf("%*s", static_cast<int>(indent), ""); |
| vprintf(fmt, ap); |
| va_end(ap); |
| } |
| |
| bool ReadNBytesFromFile(int fd, void* buf, size_t nbytes) { |
| char* p = reinterpret_cast<char*>(buf); |
| size_t bytes_left = nbytes; |
| while (bytes_left > 0) { |
| ssize_t nread = TEMP_FAILURE_RETRY(read(fd, p, bytes_left)); |
| if (nread <= 0) { |
| return false; |
| } else { |
| p += nread; |
| bytes_left -= nread; |
| } |
| } |
| return true; |
| } |