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/*
* 'rebel' branch modifications:
* Copyright (C) 2010 Tuxera. All Rights Reserved.
*/
/*
* Copyright (C) 2006-2008 Google. All Rights Reserved.
* Amit Singh <singh@>
*/
#ifndef _FUSE_PARAM_H_
#define _FUSE_PARAM_H_
#include <AvailabilityMacros.h>
/* Compile-time tunables (M_OSXFUSE*) */
#define M_OSXFUSE_ENABLE_FIFOFS 0
#define M_OSXFUSE_ENABLE_INTERRUPT 1
#define M_OSXFUSE_ENABLE_SPECFS 0
#define M_OSXFUSE_ENABLE_TSLOCKING 1
#define M_OSXFUSE_ENABLE_UNSUPPORTED 1
#define M_OSXFUSE_ENABLE_XATTR 1
#define M_OSXFUSE_ENABLE_DSELECT 1
#if M_OSXFUSE_ENABLE_UNSUPPORTED
# define M_OSXFUSE_ENABLE_EXCHANGE 1
# define M_OSXFUSE_ENABLE_KUNC 0
# define M_OSXFUSE_ENABLE_INTERIM_FSNODE_LOCK 1
#endif /* M_OSXFUSE_ENABLE_UNSUPPORTED */
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
# if M_OSXFUSE_ENABLE_UNSUPPORTED
/*
* In Mac OS X 10.5 the file system implementation is responsible for
* posting kqueue events. Starting with Mac OS X 10.6 VFS took over that
* job.
*/
# define M_OSXFUSE_ENABLE_KQUEUE 1
# endif
#endif /* MAC_OS_X_VERSION_MIN_REQUIRED < 1060 */
#if M_OSXFUSE_ENABLE_INTERIM_FSNODE_LOCK
# define M_OSXFUSE_ENABLE_HUGE_LOCK 0
# define M_OSXFUSE_ENABLE_LOCK_LOGGING 0
# define FUSE_VNOP_EXPORT __private_extern__
#else
# define FUSE_VNOP_EXPORT static
#endif /* M_OSXFUSE_ENABLE_INTERIM_FSNODE_LOCK */
/* User Control */
#define OSXFUSE_POSTUNMOUNT_SIGNAL SIGKILL
#define MACOSX_ADMIN_GROUP_NAME "admin"
#define SYSCTL_OSXFUSE_TUNABLES_ADMIN "osxfuse.tunables.admin_group"
#define SYSCTL_OSXFUSE_VERSION_NUMBER "osxfuse.version.number"
/* Paths */
#define OSXFUSE_BUNDLE_PATH "/Library/Filesystems/osxfusefs.fs"
#define OSXFUSE_KEXT OSXFUSE_BUNDLE_PATH "/Support/osxfusefs.kext"
#define OSXFUSE_LOAD_PROG OSXFUSE_BUNDLE_PATH "/Support/load_osxfusefs"
#define OSXFUSE_MOUNT_PROG OSXFUSE_BUNDLE_PATH "/Support/mount_osxfusefs"
#define SYSTEM_KEXTLOAD "/sbin/kextload"
#define SYSTEM_KEXTUNLOAD "/sbin/kextunload"
/* Compatible API version */
#define OSXFUSE_MIN_USER_VERSION_MAJOR 7
#define OSXFUSE_MIN_USER_VERSION_MINOR 5
/* Device Interface */
/*
* This is the prefix ("osxfuse" by default) of the name of a FUSE device node
* in devfs. The suffix is the device number. "/dev/osxfuse0" is the first FUSE
* device by default. If you change the prefix from the default to something
* else, the user-space FUSE library will need to know about it too.
*/
#define OSXFUSE_DEVICE_BASENAME "osxfuse"
/*
* This is the number of /dev/osxfuse<n> nodes we will create. <n> goes from
* 0 to (OSXFUSE_NDEVICES - 1).
*/
#define OSXFUSE_NDEVICES 24
/*
* This is the default block size of the virtual storage devices that are
* implicitly implemented by the FUSE kernel extension. This can be changed
* on a per-mount basis (there's one such virtual device for each mount).
*/
#define FUSE_DEFAULT_BLOCKSIZE 4096
#define FUSE_MIN_BLOCKSIZE 512
#define FUSE_MAX_BLOCKSIZE MAXPHYS
#ifndef MAX_UPL_TRANSFER
#define MAX_UPL_TRANSFER 256
#endif
/*
* This is default I/O size used while accessing the virtual storage devices.
* This can be changed on a per-mount basis.
*
* Nevertheless, the I/O size must be at least as big as the block size.
*/
#define FUSE_DEFAULT_IOSIZE (16 * PAGE_SIZE)
#define FUSE_MIN_IOSIZE 512
#define FUSE_MAX_IOSIZE (MAX_UPL_TRANSFER * PAGE_SIZE)
#define FUSE_DEFAULT_INIT_TIMEOUT 10 /* s */
#define FUSE_MIN_INIT_TIMEOUT 1 /* s */
#define FUSE_MAX_INIT_TIMEOUT 300 /* s */
#define FUSE_INIT_WAIT_INTERVAL 100000 /* us */
#define FUSE_INIT_TIMEOUT_DEFAULT_BUTTON_TITLE "OK"
#define FUSE_INIT_TIMEOUT_NOTICE_MESSAGE \
"Timed out waiting for the file system to initialize. The volume has " \
"been ejected. You can use the init_timeout mount option to wait longer."
#define FUSE_DEFAULT_DAEMON_TIMEOUT 60 /* s */
#define FUSE_MIN_DAEMON_TIMEOUT 0 /* s */
#define FUSE_MAX_DAEMON_TIMEOUT 600 /* s */
#define FUSE_DAEMON_TIMEOUT_DEFAULT_BUTTON_TITLE "Keep Trying"
#define FUSE_DAEMON_TIMEOUT_OTHER_BUTTON_TITLE "Force Eject"
#define FUSE_DAEMON_TIMEOUT_ALTERNATE_BUTTON_TITLE "Don't Warn Again"
#define FUSE_DAEMON_TIMEOUT_ALERT_MESSAGE \
"There was a timeout waiting for the file system to respond. You can " \
"eject this volume immediately, but unsaved changes may be lost."
#define FUSE_DAEMON_TIMEOUT_ALERT_TIMEOUT 120 /* s */
#ifdef KERNEL
/*
* This is the soft upper limit on the number of "request tickets" FUSE's
* user-kernel IPC layer can have for a given mount. This can be modified
* through the fuse.* sysctl interface.
*/
#define FUSE_DEFAULT_MAX_FREE_TICKETS 1024
#define FUSE_DEFAULT_IOV_PERMANENT_BUFSIZE (1 << 19)
#define FUSE_DEFAULT_IOV_CREDIT 16
/* User-Kernel IPC Buffer */
#define FUSE_MIN_USERKERNEL_BUFSIZE (128 * 1024)
#define FUSE_MAX_USERKERNEL_BUFSIZE (16 * 1024 * 1024)
#define FUSE_REASONABLE_XATTRSIZE FUSE_MIN_USERKERNEL_BUFSIZE
#endif /* KERNEL */
#define FUSE_DEFAULT_USERKERNEL_BUFSIZE (16 * 1024 * 1024)
#define FUSE_LINK_MAX LINK_MAX
#define FUSE_UIO_BACKUP_MAX 8
#define FUSE_MAXNAMLEN 255
#endif /* _FUSE_PARAM_H_ */
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