2154227a2c
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>
94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
/*
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* ncp_mount.h
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*
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* Copyright (C) 1995, 1996 by Volker Lendecke
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*
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*/
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#ifndef _LINUX_NCP_MOUNT_H
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#define _LINUX_NCP_MOUNT_H
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#include <linux/types.h>
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#include <linux/ncp.h>
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#define NCP_MOUNT_VERSION 3 /* Binary */
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/* Values for flags */
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#define NCP_MOUNT_SOFT 0x0001
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#define NCP_MOUNT_INTR 0x0002
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#define NCP_MOUNT_STRONG 0x0004 /* enable delete/rename of r/o files */
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#define NCP_MOUNT_NO_OS2 0x0008 /* do not use OS/2 (LONG) namespace */
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#define NCP_MOUNT_NO_NFS 0x0010 /* do not use NFS namespace */
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#define NCP_MOUNT_EXTRAS 0x0020
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#define NCP_MOUNT_SYMLINKS 0x0040 /* enable symlinks */
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#define NCP_MOUNT_NFS_EXTRAS 0x0080 /* Enable use of NFS NS meta-info */
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struct ncp_mount_data {
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int version;
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unsigned int ncp_fd; /* The socket to the ncp port */
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__kernel_uid_t mounted_uid; /* Who may umount() this filesystem? */
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__kernel_pid_t wdog_pid; /* Who cares for our watchdog packets? */
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unsigned char mounted_vol[NCP_VOLNAME_LEN + 1];
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unsigned int time_out; /* How long should I wait after
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sending a NCP request? */
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unsigned int retry_count; /* And how often should I retry? */
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unsigned int flags;
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__kernel_uid_t uid;
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__kernel_gid_t gid;
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__kernel_mode_t file_mode;
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__kernel_mode_t dir_mode;
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};
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#define NCP_MOUNT_VERSION_V4 (4) /* Binary or text */
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struct ncp_mount_data_v4 {
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int version;
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unsigned long flags; /* NCP_MOUNT_* flags */
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/* MIPS uses long __kernel_uid_t, but... */
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/* we neever pass -1, so it is safe */
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unsigned long mounted_uid; /* Who may umount() this filesystem? */
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/* MIPS uses long __kernel_pid_t */
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long wdog_pid; /* Who cares for our watchdog packets? */
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unsigned int ncp_fd; /* The socket to the ncp port */
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unsigned int time_out; /* How long should I wait after
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sending a NCP request? */
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unsigned int retry_count; /* And how often should I retry? */
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/* MIPS uses long __kernel_uid_t... */
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/* we never pass -1, so it is safe */
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unsigned long uid;
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unsigned long gid;
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/* MIPS uses unsigned long __kernel_mode_t */
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unsigned long file_mode;
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unsigned long dir_mode;
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};
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#define NCP_MOUNT_VERSION_V5 (5) /* Text only */
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#ifdef __KERNEL__
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struct ncp_mount_data_kernel {
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unsigned long flags; /* NCP_MOUNT_* flags */
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unsigned int int_flags; /* internal flags */
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#define NCP_IMOUNT_LOGGEDIN_POSSIBLE 0x0001
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__kernel_uid32_t mounted_uid; /* Who may umount() this filesystem? */
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struct pid *wdog_pid; /* Who cares for our watchdog packets? */
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unsigned int ncp_fd; /* The socket to the ncp port */
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unsigned int time_out; /* How long should I wait after
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sending a NCP request? */
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unsigned int retry_count; /* And how often should I retry? */
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unsigned char mounted_vol[NCP_VOLNAME_LEN + 1];
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__kernel_uid32_t uid;
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__kernel_gid32_t gid;
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__kernel_mode_t file_mode;
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__kernel_mode_t dir_mode;
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int info_fd;
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};
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#endif /* __KERNEL__ */
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#endif
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