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linux-next/include/linux/ncp_mount.h
Eric W. Biederman 2154227a2c [PATCH] ncpfs: Use struct pid to track the userspace watchdog process
This patch converts the tracking of the user space watchdog process from using
a pid_t to use struct pid.  This makes us safe from pid wrap around issues and
prepares the way for the pid namespace.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Cc: Petr Vandrovec <VANDROVE@vc.cvut.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-12-13 09:05:53 -08:00

94 lines
2.8 KiB
C

/*
* ncp_mount.h
*
* Copyright (C) 1995, 1996 by Volker Lendecke
*
*/
#ifndef _LINUX_NCP_MOUNT_H
#define _LINUX_NCP_MOUNT_H
#include <linux/types.h>
#include <linux/ncp.h>
#define NCP_MOUNT_VERSION 3 /* Binary */
/* Values for flags */
#define NCP_MOUNT_SOFT 0x0001
#define NCP_MOUNT_INTR 0x0002
#define NCP_MOUNT_STRONG 0x0004 /* enable delete/rename of r/o files */
#define NCP_MOUNT_NO_OS2 0x0008 /* do not use OS/2 (LONG) namespace */
#define NCP_MOUNT_NO_NFS 0x0010 /* do not use NFS namespace */
#define NCP_MOUNT_EXTRAS 0x0020
#define NCP_MOUNT_SYMLINKS 0x0040 /* enable symlinks */
#define NCP_MOUNT_NFS_EXTRAS 0x0080 /* Enable use of NFS NS meta-info */
struct ncp_mount_data {
int version;
unsigned int ncp_fd; /* The socket to the ncp port */
__kernel_uid_t mounted_uid; /* Who may umount() this filesystem? */
__kernel_pid_t wdog_pid; /* Who cares for our watchdog packets? */
unsigned char mounted_vol[NCP_VOLNAME_LEN + 1];
unsigned int time_out; /* How long should I wait after
sending a NCP request? */
unsigned int retry_count; /* And how often should I retry? */
unsigned int flags;
__kernel_uid_t uid;
__kernel_gid_t gid;
__kernel_mode_t file_mode;
__kernel_mode_t dir_mode;
};
#define NCP_MOUNT_VERSION_V4 (4) /* Binary or text */
struct ncp_mount_data_v4 {
int version;
unsigned long flags; /* NCP_MOUNT_* flags */
/* MIPS uses long __kernel_uid_t, but... */
/* we neever pass -1, so it is safe */
unsigned long mounted_uid; /* Who may umount() this filesystem? */
/* MIPS uses long __kernel_pid_t */
long wdog_pid; /* Who cares for our watchdog packets? */
unsigned int ncp_fd; /* The socket to the ncp port */
unsigned int time_out; /* How long should I wait after
sending a NCP request? */
unsigned int retry_count; /* And how often should I retry? */
/* MIPS uses long __kernel_uid_t... */
/* we never pass -1, so it is safe */
unsigned long uid;
unsigned long gid;
/* MIPS uses unsigned long __kernel_mode_t */
unsigned long file_mode;
unsigned long dir_mode;
};
#define NCP_MOUNT_VERSION_V5 (5) /* Text only */
#ifdef __KERNEL__
struct ncp_mount_data_kernel {
unsigned long flags; /* NCP_MOUNT_* flags */
unsigned int int_flags; /* internal flags */
#define NCP_IMOUNT_LOGGEDIN_POSSIBLE 0x0001
__kernel_uid32_t mounted_uid; /* Who may umount() this filesystem? */
struct pid *wdog_pid; /* Who cares for our watchdog packets? */
unsigned int ncp_fd; /* The socket to the ncp port */
unsigned int time_out; /* How long should I wait after
sending a NCP request? */
unsigned int retry_count; /* And how often should I retry? */
unsigned char mounted_vol[NCP_VOLNAME_LEN + 1];
__kernel_uid32_t uid;
__kernel_gid32_t gid;
__kernel_mode_t file_mode;
__kernel_mode_t dir_mode;
int info_fd;
};
#endif /* __KERNEL__ */
#endif