diff options
Diffstat (limited to 'include/uapi/linux/auto_fs4.h')
-rw-r--r-- | include/uapi/linux/auto_fs4.h | 153 |
1 files changed, 3 insertions, 150 deletions
diff --git a/include/uapi/linux/auto_fs4.h b/include/uapi/linux/auto_fs4.h index 1f608e27a06f..d01ef0a0189c 100644 --- a/include/uapi/linux/auto_fs4.h +++ b/include/uapi/linux/auto_fs4.h @@ -7,156 +7,9 @@ * option, any later version, incorporated herein by reference. */ -#ifndef _LINUX_AUTO_FS4_H -#define _LINUX_AUTO_FS4_H +#ifndef _UAPI_LINUX_AUTO_FS4_H +#define _UAPI_LINUX_AUTO_FS4_H -/* Include common v3 definitions */ -#include <linux/types.h> #include <linux/auto_fs.h> -/* autofs v4 definitions */ -#undef AUTOFS_PROTO_VERSION -#undef AUTOFS_MIN_PROTO_VERSION -#undef AUTOFS_MAX_PROTO_VERSION - -#define AUTOFS_PROTO_VERSION 5 -#define AUTOFS_MIN_PROTO_VERSION 3 -#define AUTOFS_MAX_PROTO_VERSION 5 - -#define AUTOFS_PROTO_SUBVERSION 2 - -/* Mask for expire behaviour */ -#define AUTOFS_EXP_IMMEDIATE 1 -#define AUTOFS_EXP_LEAVES 2 - -#define AUTOFS_TYPE_ANY 0U -#define AUTOFS_TYPE_INDIRECT 1U -#define AUTOFS_TYPE_DIRECT 2U -#define AUTOFS_TYPE_OFFSET 4U - -static inline void set_autofs_type_indirect(unsigned int *type) -{ - *type = AUTOFS_TYPE_INDIRECT; -} - -static inline unsigned int autofs_type_indirect(unsigned int type) -{ - return (type == AUTOFS_TYPE_INDIRECT); -} - -static inline void set_autofs_type_direct(unsigned int *type) -{ - *type = AUTOFS_TYPE_DIRECT; -} - -static inline unsigned int autofs_type_direct(unsigned int type) -{ - return (type == AUTOFS_TYPE_DIRECT); -} - -static inline void set_autofs_type_offset(unsigned int *type) -{ - *type = AUTOFS_TYPE_OFFSET; -} - -static inline unsigned int autofs_type_offset(unsigned int type) -{ - return (type == AUTOFS_TYPE_OFFSET); -} - -static inline unsigned int autofs_type_trigger(unsigned int type) -{ - return (type == AUTOFS_TYPE_DIRECT || type == AUTOFS_TYPE_OFFSET); -} - -/* - * This isn't really a type as we use it to say "no type set" to - * indicate we want to search for "any" mount in the - * autofs_dev_ioctl_ismountpoint() device ioctl function. - */ -static inline void set_autofs_type_any(unsigned int *type) -{ - *type = AUTOFS_TYPE_ANY; -} - -static inline unsigned int autofs_type_any(unsigned int type) -{ - return (type == AUTOFS_TYPE_ANY); -} - -/* Daemon notification packet types */ -enum autofs_notify { - NFY_NONE, - NFY_MOUNT, - NFY_EXPIRE -}; - -/* Kernel protocol version 4 packet types */ - -/* Expire entry (umount request) */ -#define autofs_ptype_expire_multi 2 - -/* Kernel protocol version 5 packet types */ - -/* Indirect mount missing and expire requests. */ -#define autofs_ptype_missing_indirect 3 -#define autofs_ptype_expire_indirect 4 - -/* Direct mount missing and expire requests */ -#define autofs_ptype_missing_direct 5 -#define autofs_ptype_expire_direct 6 - -/* v4 multi expire (via pipe) */ -struct autofs_packet_expire_multi { - struct autofs_packet_hdr hdr; - autofs_wqt_t wait_queue_token; - int len; - char name[NAME_MAX+1]; -}; - -union autofs_packet_union { - struct autofs_packet_hdr hdr; - struct autofs_packet_missing missing; - struct autofs_packet_expire expire; - struct autofs_packet_expire_multi expire_multi; -}; - -/* autofs v5 common packet struct */ -struct autofs_v5_packet { - struct autofs_packet_hdr hdr; - autofs_wqt_t wait_queue_token; - __u32 dev; - __u64 ino; - __u32 uid; - __u32 gid; - __u32 pid; - __u32 tgid; - __u32 len; - char name[NAME_MAX+1]; -}; - -typedef struct autofs_v5_packet autofs_packet_missing_indirect_t; -typedef struct autofs_v5_packet autofs_packet_expire_indirect_t; -typedef struct autofs_v5_packet autofs_packet_missing_direct_t; -typedef struct autofs_v5_packet autofs_packet_expire_direct_t; - -union autofs_v5_packet_union { - struct autofs_packet_hdr hdr; - struct autofs_v5_packet v5_packet; - autofs_packet_missing_indirect_t missing_indirect; - autofs_packet_expire_indirect_t expire_indirect; - autofs_packet_missing_direct_t missing_direct; - autofs_packet_expire_direct_t expire_direct; -}; - -enum { - AUTOFS_IOC_EXPIRE_MULTI_CMD = 0x66, /* AUTOFS_IOC_EXPIRE_CMD + 1 */ - AUTOFS_IOC_PROTOSUBVER_CMD, - AUTOFS_IOC_ASKUMOUNT_CMD = 0x70, /* AUTOFS_DEV_IOCTL_VERSION_CMD - 1 */ -}; - -#define AUTOFS_IOC_EXPIRE_MULTI _IOW(AUTOFS_IOCTL, AUTOFS_IOC_EXPIRE_MULTI_CMD, int) -#define AUTOFS_IOC_PROTOSUBVER _IOR(AUTOFS_IOCTL, AUTOFS_IOC_PROTOSUBVER_CMD, int) -#define AUTOFS_IOC_ASKUMOUNT _IOR(AUTOFS_IOCTL, AUTOFS_IOC_ASKUMOUNT_CMD, int) - -#endif /* _LINUX_AUTO_FS4_H */ +#endif /* _UAPI_LINUX_AUTO_FS4_H */ |