diff options
Diffstat (limited to 'fs/smbfs/ioctl.c')
-rw-r--r-- | fs/smbfs/ioctl.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/fs/smbfs/ioctl.c b/fs/smbfs/ioctl.c new file mode 100644 index 000000000000..dbae1f8ea26f --- /dev/null +++ b/fs/smbfs/ioctl.c @@ -0,0 +1,67 @@ +/* + * ioctl.c + * + * Copyright (C) 1995, 1996 by Volker Lendecke + * Copyright (C) 1997 by Volker Lendecke + * + * Please add a note about your changes to smbfs in the ChangeLog file. + */ + +#include <linux/errno.h> +#include <linux/fs.h> +#include <linux/ioctl.h> +#include <linux/time.h> +#include <linux/mm.h> +#include <linux/highuid.h> +#include <linux/net.h> + +#include <linux/smb_fs.h> +#include <linux/smb_mount.h> + +#include <asm/uaccess.h> + +#include "proto.h" + +int +smb_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + struct smb_sb_info *server = server_from_inode(inode); + struct smb_conn_opt opt; + int result = -EINVAL; + + switch (cmd) { + uid16_t uid16; + uid_t uid32; + case SMB_IOC_GETMOUNTUID: + SET_UID(uid16, server->mnt->mounted_uid); + result = put_user(uid16, (uid16_t __user *) arg); + break; + case SMB_IOC_GETMOUNTUID32: + SET_UID(uid32, server->mnt->mounted_uid); + result = put_user(uid32, (uid_t __user *) arg); + break; + + case SMB_IOC_NEWCONN: + /* arg is smb_conn_opt, or NULL if no connection was made */ + if (!arg) { + result = 0; + smb_lock_server(server); + server->state = CONN_RETRIED; + printk(KERN_ERR "Connection attempt failed! [%d]\n", + server->conn_error); + smbiod_flush(server); + smb_unlock_server(server); + break; + } + + result = -EFAULT; + if (!copy_from_user(&opt, (void __user *)arg, sizeof(opt))) + result = smb_newconn(server, &opt); + break; + default: + break; + } + + return result; +} |