X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/1c79356b52d46aa6b508fb032f5ae709b1f2897b..eb6b6ca394357805f2bdba989abae309f718b4d8:/bsd/miscfs/fifofs/fifo.h diff --git a/bsd/miscfs/fifofs/fifo.h b/bsd/miscfs/fifofs/fifo.h index b5d55b2e9..0bcb4c0c2 100644 --- a/bsd/miscfs/fifofs/fifo.h +++ b/bsd/miscfs/fifofs/fifo.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /* @@ -54,56 +60,78 @@ * * @(#)fifo.h 8.3 (Berkeley) 8/10/94 */ +#ifndef __FIFOFS_FOFO_H__ +#define __FIFOFS_FOFO_H__ + +__BEGIN_DECLS + +#ifdef BSD_KERNEL_PRIVATE + +/* + * This structure is associated with the FIFO vnode and stores + * the state associated with the FIFO. + */ +struct fifoinfo { + unsigned int fi_flags; + struct socket *fi_readsock; + struct socket *fi_writesock; + long fi_readers; + long fi_writers; + unsigned int fi_count; +}; + +#define FIFO_INCREATE 1 +#define FIFO_CREATEWAIT 2 +#define FIFO_CREATED 4 + +int fifo_close_internal(vnode_t, int, vfs_context_t, int); +int fifo_freespace(struct vnode *vp, long *count); +int fifo_charcount(struct vnode *vp, int *count); + +#endif /* BSD_KERNEL_PRIVATE */ +#ifdef KERNEL /* * Prototypes for fifo operations on vnodes. */ -int fifo_badop(), - fifo_ebadf(); +int fifo_ebadf(void *); + +#define fifo_create (int (*) (struct vnop_create_args *))err_create +#define fifo_mknod (int (*) (struct vnop_mknod_args *))err_mknod +#define fifo_access (int (*) (struct vnop_access_args *))fifo_ebadf +#define fifo_getattr (int (*) (struct vnop_getattr_args *))fifo_ebadf +#define fifo_setattr (int (*) (struct vnop_setattr_args *))fifo_ebadf +#define fifo_revoke nop_revoke +#define fifo_mmap (int (*) (struct vnop_mmap_args *))err_mmap +#define fifo_fsync (int (*) (struct vnop_fsync_args *))nullop +#define fifo_remove (int (*) (struct vnop_remove_args *))err_remove +#define fifo_link (int (*) (struct vnop_link_args *))err_link +#define fifo_rename (int (*) (struct vnop_rename_args *))err_rename +#define fifo_mkdir (int (*) (struct vnop_mkdir_args *))err_mkdir +#define fifo_rmdir (int (*) (struct vnop_rmdir_args *))err_rmdir +#define fifo_symlink (int (*) (struct vnop_symlink_args *))err_symlink +#define fifo_readdir (int (*) (struct vnop_readdir_args *))err_readdir +#define fifo_readlink (int (*) (struct vnop_readlink_args *))err_readlink +#define fifo_reclaim (int (*) (struct vnop_reclaim_args *))nullop +#define fifo_strategy (int (*) (struct vnop_strategy_args *))err_strategy +#define fifo_valloc (int (*) (struct vnop_valloc_args *))err_valloc +#define fifo_vfree (int (*) (struct vnop_vfree_args *))err_vfree +#define fifo_bwrite (int (*) (struct vnop_bwrite_args *))nullop +#define fifo_blktooff (int (*) (struct vnop_blktooff_args *))err_blktooff + +int fifo_lookup(struct vnop_lookup_args *); +int fifo_open(struct vnop_open_args *); +int fifo_close(struct vnop_close_args *); +int fifo_read(struct vnop_read_args *); +int fifo_write(struct vnop_write_args *); +int fifo_ioctl(struct vnop_ioctl_args *); +int fifo_select(struct vnop_select_args *); +int fifo_inactive(struct vnop_inactive_args *); +int fifo_pathconf(struct vnop_pathconf_args *); +int fifo_advlock(struct vnop_advlock_args *); + +#endif /* KERNEL */ -int fifo_lookup __P((struct vop_lookup_args *)); -#define fifo_create ((int (*) __P((struct vop_create_args *)))fifo_badop) -#define fifo_mknod ((int (*) __P((struct vop_mknod_args *)))fifo_badop) -int fifo_open __P((struct vop_open_args *)); -int fifo_close __P((struct vop_close_args *)); -#define fifo_access ((int (*) __P((struct vop_access_args *)))fifo_ebadf) -#define fifo_getattr ((int (*) __P((struct vop_getattr_args *)))fifo_ebadf) -#define fifo_setattr ((int (*) __P((struct vop_setattr_args *)))fifo_ebadf) -int fifo_read __P((struct vop_read_args *)); -int fifo_write __P((struct vop_write_args *)); -#define fifo_lease_check ((int (*) __P((struct vop_lease_args *)))nullop) -int fifo_ioctl __P((struct vop_ioctl_args *)); -int fifo_select __P((struct vop_select_args *)); -#define fifo_revoke vop_revoke -#define fifo_mmap ((int (*) __P((struct vop_mmap_args *)))fifo_badop) -#define fifo_fsync ((int (*) __P((struct vop_fsync_args *)))nullop) -#define fifo_seek ((int (*) __P((struct vop_seek_args *)))fifo_badop) -#define fifo_remove ((int (*) __P((struct vop_remove_args *)))fifo_badop) -#define fifo_link ((int (*) __P((struct vop_link_args *)))fifo_badop) -#define fifo_rename ((int (*) __P((struct vop_rename_args *)))fifo_badop) -#define fifo_mkdir ((int (*) __P((struct vop_mkdir_args *)))fifo_badop) -#define fifo_rmdir ((int (*) __P((struct vop_rmdir_args *)))fifo_badop) -#define fifo_symlink ((int (*) __P((struct vop_symlink_args *)))fifo_badop) -#define fifo_readdir ((int (*) __P((struct vop_readdir_args *)))fifo_badop) -#define fifo_readlink ((int (*) __P((struct vop_readlink_args *)))fifo_badop) -#define fifo_abortop ((int (*) __P((struct vop_abortop_args *)))fifo_badop) -int fifo_inactive __P((struct vop_inactive_args *)); -#define fifo_reclaim ((int (*) __P((struct vop_reclaim_args *)))nullop) -#define fifo_lock ((int (*) __P((struct vop_lock_args *)))vop_nolock) -#define fifo_unlock ((int (*) __P((struct vop_unlock_args *)))vop_nounlock) -int fifo_bmap __P((struct vop_bmap_args *)); -#define fifo_strategy ((int (*) __P((struct vop_strategy_args *)))fifo_badop) -int fifo_print __P((struct vop_print_args *)); -#define fifo_islocked ((int(*) __P((struct vop_islocked_args *)))vop_noislocked) -int fifo_pathconf __P((struct vop_pathconf_args *)); -int fifo_advlock __P((struct vop_advlock_args *)); -#define fifo_blkatoff ((int (*) __P((struct vop_blkatoff_args *)))fifo_badop) -#define fifo_valloc ((int (*) __P((struct vop_valloc_args *)))fifo_badop) -#define fifo_reallocblks \ - ((int (*) __P((struct vop_reallocblks_args *)))fifo_badop) -#define fifo_vfree ((int (*) __P((struct vop_vfree_args *)))fifo_badop) -#define fifo_truncate ((int (*) __P((struct vop_truncate_args *)))nullop) -#define fifo_update ((int (*) __P((struct vop_update_args *)))nullop) -#define fifo_bwrite ((int (*) __P((struct vop_bwrite_args *)))nullop) -#define fifo_blktooff ((int (*) __P((struct vop_blktooff_args *)))fifo_badop) +__END_DECLS +#endif /* __FIFOFS_FOFO_H__ */