diff options
Diffstat (limited to 'sys/miscfs/devfs/devfs_tree.c')
| -rw-r--r-- | sys/miscfs/devfs/devfs_tree.c | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/sys/miscfs/devfs/devfs_tree.c b/sys/miscfs/devfs/devfs_tree.c index bf50492..0110f8b 100644 --- a/sys/miscfs/devfs/devfs_tree.c +++ b/sys/miscfs/devfs/devfs_tree.c @@ -2,7 +2,7 @@ /* * Written by Julian Elischer (julian@DIALix.oz.au) * - * $Header: /home/ncvs/src/sys/miscfs/devfs/devfs_tree.c,v 1.7 1995/09/09 18:10:18 davidg Exp $ + * $Header: /home/ncvs/src/sys/miscfs/devfs/devfs_tree.c,v 1.8 1995/10/10 07:12:25 julian Exp $ */ #include "param.h" @@ -906,6 +906,50 @@ int dev_add_entry(char *name, dn_p parent, int type, union typeinfo *by, devnm_p * Add the named device entry into the given directory, and make it * * The appropriate type... (called (sometimes indirectly) by drivers..) * \***********************************************************************/ +void *devfs_add_devsw(char *path, + char *name, + int major, + int minor, + int chrblk, + uid_t uid, + gid_t gid, + int perms) +{ + devnm_p new_dev; + dn_p dnp; /* devnode for parent directory */ + int retval; + union typeinfo by; + + DBPRINT(("dev_add\n")); + retval = dev_finddir(path,NULL,1,&dnp); + if (retval) return 0; + switch(chrblk) + { + case DV_CHR: + by.Cdev.cdevsw = cdevsw + major; + by.Cdev.dev = makedev(major, minor); + if( dev_add_entry(name, dnp, DEV_CDEV, &by,&new_dev)) + return NULL; + break; + case DV_BLK: + by.Bdev.bdevsw = bdevsw + major; + by.Bdev.dev = makedev(major, minor); + if( dev_add_entry(name, dnp, DEV_BDEV, &by, &new_dev)) + return NULL; + break; + default: + return NULL; + } + new_dev->dnp->gid = gid; + new_dev->dnp->uid = uid; + new_dev->dnp->mode |= perms; + return new_dev; +} + +/***********************************************************************\ +* Add the named device entry into the given directory, and make it * +* The appropriate type... (called (sometimes indirectly) by drivers..) * +\***********************************************************************/ void *dev_add(char *path, char *name, void *funct, |
