| pty.c (223575) | pty.c (293825) |
|---|---|
| 1/*- 2 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Portions of this software were developed under sponsorship from Snow 6 * B.V., the Netherlands. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 14 unchanged lines hidden (view full) --- 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Portions of this software were developed under sponsorship from Snow 6 * B.V., the Netherlands. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 14 unchanged lines hidden (view full) --- 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> |
| 31__FBSDID("$FreeBSD: head/sys/dev/pty/pty.c 223575 2011-06-26 18:26:20Z ed $"); | 31__FBSDID("$FreeBSD: head/sys/dev/pty/pty.c 293825 2016-01-13 12:01:28Z kib $"); |
| 32 33#include <sys/param.h> 34#include <sys/conf.h> 35#include <sys/eventhandler.h> 36#include <sys/fcntl.h> 37#include <sys/kernel.h> 38#include <sys/module.h> 39#include <sys/proc.h> --- 52 unchanged lines hidden (view full) --- 92 .d_fdopen = ptydev_fdopen, 93 .d_name = "ptydev", 94}; 95 96static void 97pty_clone(void *arg, struct ucred *cr, char *name, int namelen, 98 struct cdev **dev) 99{ | 32 33#include <sys/param.h> 34#include <sys/conf.h> 35#include <sys/eventhandler.h> 36#include <sys/fcntl.h> 37#include <sys/kernel.h> 38#include <sys/module.h> 39#include <sys/proc.h> --- 52 unchanged lines hidden (view full) --- 92 .d_fdopen = ptydev_fdopen, 93 .d_name = "ptydev", 94}; 95 96static void 97pty_clone(void *arg, struct ucred *cr, char *name, int namelen, 98 struct cdev **dev) 99{ |
| 100 struct make_dev_args mda; 101 int error; |
|
| 100 101 /* Cloning is already satisfied. */ 102 if (*dev != NULL) 103 return; 104 105 /* Only catch /dev/ptyXX. */ 106 if (namelen != 5 || bcmp(name, "pty", 3) != 0) 107 return; --- 4 unchanged lines hidden (view full) --- 112 return; 113 114 /* Only catch /dev/pty[l-sL-S][0-9a-v]. */ 115 if (!(name[4] >= '0' && name[4] <= '9') && 116 !(name[4] >= 'a' && name[4] <= 'v')) 117 return; 118 119 /* Create the controller device node. */ | 102 103 /* Cloning is already satisfied. */ 104 if (*dev != NULL) 105 return; 106 107 /* Only catch /dev/ptyXX. */ 108 if (namelen != 5 || bcmp(name, "pty", 3) != 0) 109 return; --- 4 unchanged lines hidden (view full) --- 114 return; 115 116 /* Only catch /dev/pty[l-sL-S][0-9a-v]. */ 117 if (!(name[4] >= '0' && name[4] <= '9') && 118 !(name[4] >= 'a' && name[4] <= 'v')) 119 return; 120 121 /* Create the controller device node. */ |
| 120 *dev = make_dev_credf(MAKEDEV_REF, &ptydev_cdevsw, 0, 121 NULL, UID_ROOT, GID_WHEEL, 0666, "%s", name); | 122 make_dev_args_init(&mda); 123 mda.mda_flags = MAKEDEV_CHECKNAME | MAKEDEV_REF; 124 mda.mda_devsw = &ptydev_cdevsw; 125 mda.mda_uid = UID_ROOT; 126 mda.mda_gid = GID_WHEEL; 127 mda.mda_mode = 0666; 128 error = make_dev_s(&mda, dev, "%s", name); 129 if (error != 0) { 130 printf("pty_clone: failed to create %s: %d\n", name, error); 131 *dev = NULL; 132 } |
| 122} 123 124static int 125ptmx_fdopen(struct cdev *dev __unused, int fflags, struct thread *td, 126 struct file *fp) 127{ 128 129 return (pts_alloc(fflags & (FREAD|FWRITE), td, fp)); --- 31 unchanged lines hidden --- | 133} 134 135static int 136ptmx_fdopen(struct cdev *dev __unused, int fflags, struct thread *td, 137 struct file *fp) 138{ 139 140 return (pts_alloc(fflags & (FREAD|FWRITE), td, fp)); --- 31 unchanged lines hidden --- |