1*6a54128fSAndroid Build Coastguard Worker /* 2*6a54128fSAndroid Build Coastguard Worker * getversion.c - Get a file version on an ext2 file system 3*6a54128fSAndroid Build Coastguard Worker * 4*6a54128fSAndroid Build Coastguard Worker * Copyright (C) 1993, 1994 Remy Card <[email protected]> 5*6a54128fSAndroid Build Coastguard Worker * Laboratoire MASI, Institut Blaise Pascal 6*6a54128fSAndroid Build Coastguard Worker * Universite Pierre et Marie Curie (Paris VI) 7*6a54128fSAndroid Build Coastguard Worker * 8*6a54128fSAndroid Build Coastguard Worker * %Begin-Header% 9*6a54128fSAndroid Build Coastguard Worker * This file may be redistributed under the terms of the GNU Library 10*6a54128fSAndroid Build Coastguard Worker * General Public License, version 2. 11*6a54128fSAndroid Build Coastguard Worker * %End-Header% 12*6a54128fSAndroid Build Coastguard Worker */ 13*6a54128fSAndroid Build Coastguard Worker 14*6a54128fSAndroid Build Coastguard Worker /* 15*6a54128fSAndroid Build Coastguard Worker * History: 16*6a54128fSAndroid Build Coastguard Worker * 93/10/30 - Creation 17*6a54128fSAndroid Build Coastguard Worker */ 18*6a54128fSAndroid Build Coastguard Worker 19*6a54128fSAndroid Build Coastguard Worker #include "config.h" 20*6a54128fSAndroid Build Coastguard Worker #if HAVE_ERRNO_H 21*6a54128fSAndroid Build Coastguard Worker #include <errno.h> 22*6a54128fSAndroid Build Coastguard Worker #endif 23*6a54128fSAndroid Build Coastguard Worker #if HAVE_SYS_IOCTL_H 24*6a54128fSAndroid Build Coastguard Worker #include <sys/ioctl.h> 25*6a54128fSAndroid Build Coastguard Worker #endif 26*6a54128fSAndroid Build Coastguard Worker 27*6a54128fSAndroid Build Coastguard Worker #include "e2p.h" 28*6a54128fSAndroid Build Coastguard Worker getversion(int fd,unsigned long * version)29*6a54128fSAndroid Build Coastguard Workerint getversion (int fd, unsigned long * version) 30*6a54128fSAndroid Build Coastguard Worker { 31*6a54128fSAndroid Build Coastguard Worker #if HAVE_EXT2_IOCTLS 32*6a54128fSAndroid Build Coastguard Worker int r, ver; 33*6a54128fSAndroid Build Coastguard Worker 34*6a54128fSAndroid Build Coastguard Worker r = ioctl (fd, EXT2_IOC_GETVERSION, &ver); 35*6a54128fSAndroid Build Coastguard Worker *version = ver; 36*6a54128fSAndroid Build Coastguard Worker return r; 37*6a54128fSAndroid Build Coastguard Worker #else /* ! HAVE_EXT2_IOCTLS */ 38*6a54128fSAndroid Build Coastguard Worker errno = EOPNOTSUPP; 39*6a54128fSAndroid Build Coastguard Worker return -1; 40*6a54128fSAndroid Build Coastguard Worker #endif /* ! HAVE_EXT2_IOCTLS */ 41*6a54128fSAndroid Build Coastguard Worker } 42