/*
- * Copyright (c) 2000-2004 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.
+ * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
*
- * This 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_OSREFERENCE_HEADER_START@
*
- * @APPLE_LICENSE_HEADER_END@
+ * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
*/
/* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
/*
void fg_drop(struct fileproc * fp);
void fg_free(struct fileglob *fg);
void fg_ref(struct fileproc * fp);
+int fp_getfpshm(struct proc *p, int fd, struct fileproc **resultfp, struct pshmnode **resultpshm);
static int closef_finish(struct fileproc *fp, struct fileglob *fg, struct proc *p);
/* allocate file lock group attribute and group */
file_lck_grp_attr= lck_grp_attr_alloc_init();
+ lck_grp_attr_setstat(file_lck_grp_attr);
file_lck_grp = lck_grp_alloc_init("file", file_lck_grp_attr);
/* Allocate file lock attribute */
file_lck_attr = lck_attr_alloc_init();
+ //lck_attr_setdebug(file_lck_attr);
uipc_lock = lck_mtx_alloc_init(file_lck_grp, file_lck_attr);
file_iterate_lcok = lck_mtx_alloc_init(file_lck_grp, file_lck_attr);
}
-
-int
-fp_getfvpandvid(p, fd, resultfp, resultvp, vidp)
- struct proc *p;
- int fd;
- struct fileproc **resultfp;
- struct vnode **resultvp;
- uint32_t * vidp;
-{
- struct filedesc *fdp = p->p_fd;
- struct fileproc *fp;
-
- proc_fdlock(p);
- if (fd < 0 || fd >= fdp->fd_nfiles ||
- (fp = fdp->fd_ofiles[fd]) == NULL ||
- (fdp->fd_ofileflags[fd] & UF_RESERVED)) {
- proc_fdunlock(p);
- return (EBADF);
- }
- if (fp->f_type != DTYPE_VNODE) {
- proc_fdunlock(p);
- return(ENOTSUP);
- }
- fp->f_iocount++;
-
- if (resultfp)
- *resultfp = fp;
- if (resultvp)
- *resultvp = (struct vnode *)fp->f_data;
- if (vidp)
- *vidp = (uint32_t)vnode_vid((struct vnode *)fp->f_data);
- proc_fdunlock(p);
-
- return (0);
-}
-
/*
* Returns: EBADF The file descriptor is invalid
* EOPNOTSUPP The file descriptor is not a socket
return (0);
}
-
-
-int
-fp_getfpipe(p, fd, resultfp, resultpipe)
- struct proc *p;
- int fd;
- struct fileproc **resultfp;
- struct pipe **resultpipe;
-{
- struct filedesc *fdp = p->p_fd;
- struct fileproc *fp;
-
- proc_fdlock(p);
- if (fd < 0 || fd >= fdp->fd_nfiles ||
- (fp = fdp->fd_ofiles[fd]) == NULL ||
- (fdp->fd_ofileflags[fd] & UF_RESERVED)) {
- proc_fdunlock(p);
- return (EBADF);
- }
- if (fp->f_type != DTYPE_PIPE) {
- proc_fdunlock(p);
- return(EBADF);
- }
- fp->f_iocount++;
-
- if (resultfp)
- *resultfp = fp;
- if (resultpipe)
- *resultpipe = (struct pipe *)fp->f_data;
- proc_fdunlock(p);
-
- return (0);
-}
-
-
-#define DTYPE_ATALK -1
-int
-fp_getfatalk(p, fd, resultfp, resultatalk)
- struct proc *p;
- int fd;
- struct fileproc **resultfp;
- struct atalk **resultatalk;
-{
- struct filedesc *fdp = p->p_fd;
- struct fileproc *fp;
-
- proc_fdlock(p);
- if (fd < 0 || fd >= fdp->fd_nfiles ||
- (fp = fdp->fd_ofiles[fd]) == NULL ||
- (fdp->fd_ofileflags[fd] & UF_RESERVED)) {
- proc_fdunlock(p);
- return (EBADF);
- }
- if (fp->f_type != (DTYPE_ATALK+1)) {
- proc_fdunlock(p);
- return(EBADF);
- }
- fp->f_iocount++;
-
- if (resultfp)
- *resultfp = fp;
- if (resultatalk)
- *resultatalk = (struct atalk *)fp->f_data;
- proc_fdunlock(p);
-
- return (0);
-}
-
int
fp_lookup(p, fd, resultfp, locked)
struct proc *p;
projects / apple / xnu.git / blobdiff