diff options
author | Waldemar Brodkorb <wbx@openadk.org> | 2014-03-31 08:22:29 +0200 |
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committer | Waldemar Brodkorb <wbx@openadk.org> | 2014-03-31 08:22:29 +0200 |
commit | 5ef2d4473e58df0f12f804a691094d70c3f13ad1 (patch) | |
tree | 1e314c8bf1931ad0bde758d89ab1ab5c0ac5893f /adk/tools | |
parent | e2726b79db12734001df807a62e430e89cdecf21 (diff) |
combine mkcrypt and dkgetsz to adk-helper package
Diffstat (limited to 'adk/tools')
-rw-r--r-- | adk/tools/dkgetsz.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/adk/tools/dkgetsz.c b/adk/tools/dkgetsz.c deleted file mode 100644 index b8315be70..000000000 --- a/adk/tools/dkgetsz.c +++ /dev/null @@ -1,95 +0,0 @@ -/*- - * Copyright © 2010 - * Waldemar Brodkorb <wbx@openadk.org> - * Thorsten Glaser <tg@mirbsd.org> - * - * Provided that these terms and disclaimer and all copyright notices - * are retained or reproduced in an accompanying document, permission - * is granted to deal in this work without restriction, including un‐ - * limited rights to use, publicly perform, distribute, sell, modify, - * merge, give away, or sublicence. - * - * This work is provided “AS IS” and WITHOUT WARRANTY of any kind, to - * the utmost extent permitted by applicable law, neither express nor - * implied; without malicious intent or gross negligence. In no event - * may a licensor, author or contributor be held liable for indirect, - * direct, other damage, loss, or other issues arising in any way out - * of dealing in the work, even if advised of the possibility of such - * damage or existence of a defect, except proven that it results out - * of said person’s immediate fault when using the work as intended. - * - * Alternatively, this work may be distributed under the terms of the - * General Public License, any version, as published by the Free Soft- - * ware Foundation. - *- - * Display the size of a block device (e.g. USB stick, CF/SF/MMC card - * or hard disc) in 512-byte sectors. - */ - -#define _FILE_OFFSET_BITS 64 - -#include <sys/param.h> -#include <sys/types.h> -#include <sys/ioctl.h> -#include <sys/mount.h> - -#if defined(__APPLE__) -#include <sys/disk.h> -#endif - -#if defined(DIOCGDINFO) -#include <sys/disklabel.h> -#endif - -#include <err.h> -#include <fcntl.h> -#include <stdio.h> -#include <unistd.h> - -unsigned long long numsecs(int); - -int -main(int argc, char *argv[]) { - int fd; - - if (argc != 2) - errx(255, "Syntax: dkgetsz /dev/sda"); - - if ((fd = open(argv[1], O_RDONLY)) == -1) - err(1, "open"); - printf("%llu\n", numsecs(fd)); - close(fd); - return (0); -} - -unsigned long long -numsecs(int fd) -{ -#if defined(BLKGETSIZE) || defined(DKIOCGETBLOCKCOUNT) -/* - * note: BLKGETSIZE64 returns bytes, not sectors, but the return - * type is size_t which is 32 bits on an ILP32 platform, so it - * fails interestingly here… thus we use BLKGETSIZE instead. - */ -#if defined(DKIOCGETBLOCKCOUNT) - uint64_t nsecs; -#define THEIOCTL DKIOCGETBLOCKCOUNT -#define STRIOCTL "DKIOCGETBLOCKCOUNT" -#else - unsigned long nsecs; -#define THEIOCTL BLKGETSIZE -#define STRIOCTL "BLKGETSIZE" -#endif - if (ioctl(fd, THEIOCTL, &nsecs) == -1) - err(1, "ioctl %s", STRIOCTL); - return ((unsigned long long)nsecs); -#elif defined(DIOCGDINFO) - struct disklabel dl; - - if (ioctl(fd, DIOCGDINFO, &dl) == -1) - err(1, "ioctl DIOCGDINFO"); - return ((unsigned long long)dl.d_secperunit); -#else -#warning PLEASE DO IMPLEMENT numsecs FOR THIS PLATFORM. -#endif -} |