| /** @file |
| |
| Print block device geometry. |
| |
| @section license License |
| |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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 "tscore/ink_platform.h" |
| #include "tscore/ink_defs.h" |
| #include "tscore/ink_file.h" |
| |
| // This isn't really a unit test. It's just a dumb little program to probe the disk |
| // geometry of an arbitrary device file. That's useful when figuring out how ATS will |
| // perceive different devices on different operating systems. |
| |
| int |
| main(int argc, const char **argv) |
| { |
| for (int i = 1; i < argc; ++i) { |
| int fd; |
| ink_device_geometry geometry; |
| |
| fd = open(argv[i], O_RDONLY); |
| if (fd == -1) { |
| fprintf(stderr, "open(%s): %s\n", argv[i], strerror(errno)); |
| continue; |
| } |
| |
| if (ink_file_get_geometry(fd, geometry)) { |
| printf("%s:\n", argv[i]); |
| printf("\ttotalsz: %" PRId64 "\n", geometry.totalsz); |
| printf("\tblocksz: %u\n", geometry.blocksz); |
| printf("\talignsz: %u\n", geometry.alignsz); |
| } else { |
| printf("%s: %s (%d)\n", argv[i], strerror(errno), errno); |
| } |
| |
| close(fd); |
| } |
| |
| return 0; |
| } |