| /* SPDX-License-Identifier: LGPL-2.1+ */ |
| |
| #include <fcntl.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| |
| #include "fd-util.h" |
| #include "log.h" |
| #include "qcow2-util.h" |
| |
| int main(int argc, char *argv[]) { |
| _cleanup_close_ int sfd = -1, dfd = -1; |
| int r; |
| |
| if (argc != 3) { |
| log_error("Needs two arguments."); |
| return EXIT_FAILURE; |
| } |
| |
| sfd = open(argv[1], O_RDONLY|O_CLOEXEC|O_NOCTTY); |
| if (sfd < 0) { |
| log_error_errno(errno, "Can't open source file: %m"); |
| return EXIT_FAILURE; |
| } |
| |
| dfd = open(argv[2], O_WRONLY|O_CREAT|O_CLOEXEC|O_NOCTTY, 0666); |
| if (dfd < 0) { |
| log_error_errno(errno, "Can't open destination file: %m"); |
| return EXIT_FAILURE; |
| } |
| |
| r = qcow2_convert(sfd, dfd); |
| if (r < 0) { |
| log_error_errno(r, "Failed to unpack: %m"); |
| return EXIT_FAILURE; |
| } |
| |
| return EXIT_SUCCESS; |
| } |