1/* 2 * partinfo.c 3 * 4 * Originally written by Alain Knaff, <alknaff@innet.lu>. 5 * 6 * Cleaned up by Theodore Ts'o, <tytso@mit.edu>. 7 * 8 */ 9 10#include <sys/types.h> 11#include <fcntl.h> 12#ifdef HAVE_SYS_IOCTL_H 13#include <sys/ioctl.h> 14#endif 15#include <stdio.h> 16#include <linux/hdreg.h> 17#include <unistd.h> 18#include <stdlib.h> 19#include <errno.h> 20#include "nls-enable.h" 21 22#if defined(__linux__) && defined(_IO) && !defined(BLKGETSIZE) 23#define BLKGETSIZE _IO(0x12,96) /* return device size */ 24#endif 25 26void print_error(char *operation, int error, char *device) 27{ 28 fprintf(stderr, _("%s failed for %s: %s\n"), operation, device, 29 strerror(error)); 30} 31 32int main(int argc, char **argv) 33{ 34 struct hd_geometry loc; 35 int fd, i; 36 unsigned long size; 37 38#ifdef ENABLE_NLS 39 setlocale(LC_MESSAGES, ""); 40 setlocale(LC_CTYPE, ""); 41 bindtextdomain(NLS_CAT_NAME, LOCALEDIR); 42 textdomain(NLS_CAT_NAME); 43#endif 44 if (argc == 1) { 45 fprintf(stderr, _("Usage: %s device...\n\nPrints out the" 46 "partition information for each given device.\n"), 47 "For example: %s /dev/hda\n\n", argv[0], argv[0]); 48 exit(1); 49 } 50 51 for (i=1; i < argc; i++) { 52 fd = open(argv[i], O_RDONLY); 53 54 if (fd < 0) { 55 print_error(_("open"), errno, argv[i]); 56 continue; 57 } 58 59 if (ioctl(fd, HDIO_GETGEO, &loc) < 0) { 60 print_error(_("HDIO_GETGEO ioctl"), errno, argv[i]); 61 close(fd); 62 continue; 63 } 64 65 66 if (ioctl(fd, BLKGETSIZE, &size) < 0) { 67 print_error(_("BLKGETSIZE ioctl"), errno, argv[i]); 68 close(fd); 69 continue; 70 } 71 72 printf("%s: h=%3d s=%3d c=%4d start=%8d size=%8lu end=%8d\n", 73 argv[i], 74 loc.heads, (int)loc.sectors, loc.cylinders, 75 (int)loc.start, size, (int) loc.start + size -1); 76 close(fd); 77 } 78 exit(0); 79} 80