--- /dev/null
+/*
+ * Copyright (c) 2007 Apple, 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
+ * 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@
+ */
+
+#pragma D depends_on library darwin.d
+#pragma D depends_on module mach_kernel
+#pragma D depends_on provider io
+
+inline int B_WRITE = 0x0000;
+#pragma D binding "1.0" B_WRITE
+inline int B_READ = 0x0001;
+#pragma D binding "1.0" B_READ
+inline int B_ASYNC = 0x0002;
+#pragma D binding "1.0" B_ASYNC
+inline int B_NOCACHE = 0x0004;
+#pragma D binding "1.0" B_NOCACHE
+inline int B_DELWRI = 0x0008;
+#pragma D binding "1.0" B_DELWRI
+inline int B_LOCKED = 0x0010;
+#pragma D binding "1.0" B_LOCKED
+inline int B_PHYS = 0x0020;
+#pragma D binding "1.0" B_PHYS
+inline int B_CLUSTER = 0x0040;
+#pragma D binding "1.0" B_CLUSTER
+inline int B_PAGEIO = 0x0080;
+#pragma D binding "1.0" B_PAGEIO
+inline int B_META = 0x0100;
+#pragma D binding "1.0" B_META
+inline int B_RAW = 0x0200;
+#pragma D binding "1.0" B_RAW
+inline int B_FUA = 0x0400;
+#pragma D binding "1.0" B_FUA
+inline int B_PASSIVE = 0x0800;
+#pragma D binding "1.0" B_PASSIVE
+
+typedef struct bufinfo {
+ int b_flags; /* buffer status */
+ size_t b_bcount; /* number of bytes */
+ caddr_t b_addr; /* buffer address */
+ uint64_t b_lblkno; /* block # on device */
+ uint64_t b_blkno; /* expanded block # on device */
+ size_t b_resid; /* # of bytes not transferred */
+ size_t b_bufsize; /* size of allocated buffer */
+ caddr_t b_iodone; /* I/O completion routine */
+ int b_error; /* expanded error field */
+ dev_t b_edev; /* extended device */
+} bufinfo_t;
+
+#pragma D binding "1.0" translator
+translator bufinfo_t < struct buf *B > {
+ b_flags = B->b_flags;
+ b_addr = (caddr_t)B->b_datap;
+ b_bcount = B->b_bcount;
+ b_lblkno = B->b_lblkno;
+ b_blkno = B->b_blkno;
+ b_resid = B->b_resid;
+ b_bufsize = B->b_bufsize;
+ b_iodone = (caddr_t)B->b_iodone;
+ b_error = B->b_error;
+ b_edev = B->b_dev;
+};
+
+typedef struct devinfo {
+ int dev_major; /* major number */
+ int dev_minor; /* minor number */
+ int dev_instance; /* instance number */
+ string dev_name; /* name of device */
+ string dev_statname; /* name of device + instance/minor */
+ string dev_pathname; /* pathname of device */
+} devinfo_t;
+
+#pragma D binding "1.0" translator
+translator devinfo_t < struct buf *B > {
+ dev_major = getmajor(B->b_dev);
+ dev_minor = getminor(B->b_dev);
+ dev_instance = getminor(B->b_dev);
+ dev_name = "??"; /* XXX */
+ dev_statname = "??"; /* XXX */
+ dev_pathname = "??"; /* XXX */
+};
+
+typedef off_t offset_t;
+
+typedef struct fileinfo {
+ string fi_name; /* name (basename of fi_pathname) */
+ string fi_dirname; /* directory (dirname of fi_pathname) */
+ string fi_pathname; /* full pathname */
+ offset_t fi_offset; /* offset within file */
+ string fi_fs; /* filesystem */
+ string fi_mount; /* mount point of file system */
+ int fi_oflags; /* open(2) flags for file descriptor */
+} fileinfo_t;
+
+#pragma D binding "1.0" translator
+translator fileinfo_t < struct buf *B > {
+ fi_name = B->b_vp->v_name == NULL ? "<unknown (NULL v_name)>" : B->b_vp->v_name;
+
+ fi_dirname = B->b_vp->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (B->b_vp->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" : B->b_vp->v_parent->v_name);
+
+ fi_pathname = strjoin("??/",
+ strjoin(B->b_vp->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (B->b_vp->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" : B->b_vp->v_parent->v_name),
+ strjoin("/",
+ B->b_vp->v_name == NULL ? "<unknown (NULL v_name)>" : B->b_vp->v_name)));
+
+ fi_offset = B->b_upl == NULL ? -1 : ((upl_t)B->b_upl)->offset;
+
+ fi_fs = B->b_vp->v_mount->mnt_vtable->vfc_name;
+
+ fi_mount = B->b_vp->v_mount->mnt_vnodecovered == NULL ? "/" : B->b_vp->v_mount->mnt_vnodecovered->v_name;
+
+ fi_oflags = 0;
+};
+
+/*
+ * The following inline constants can be used to examine fi_oflags when using
+ * the fds[] array or a translated fileglob *. Note that the various open
+ * flags behave as a bit-field *except* for O_RDONLY, O_WRONLY, and O_RDWR.
+ * To test the open mode, you write code similar to that used with the fcntl(2)
+ * F_GET[X]FL command, such as: if ((fi_oflags & O_ACCMODE) == O_WRONLY).
+ */
+inline int O_ACCMODE = 0x0003;
+#pragma D binding "1.1" O_ACCMODE
+
+inline int O_RDONLY = 0x0000;
+#pragma D binding "1.1" O_RDONLY
+inline int O_WRONLY = 0x0001;
+#pragma D binding "1.1" O_WRONLY
+inline int O_RDWR = 0x0002;
+#pragma D binding "1.1" O_RDWR
+
+inline int O_NONBLOCK = 0x0004;
+#pragma D binding "1.1" O_NONBLOCK
+inline int O_APPEND = 0x0008;
+#pragma D binding "1.1" O_APPEND
+inline int O_SHLOCK = 0x0010;
+#pragma D binding "1.1" O_SHLOCK
+inline int O_EXLOCK = 0x0020;
+#pragma D binding "1.1" O_EXLOCK
+inline int O_ASYNC = 0x0040;
+#pragma D binding "1.1" O_ASYNC
+inline int O_SYNC = 0x0080;
+#pragma D binding "1.1" O_SYNC
+inline int O_NOFOLLOW = 0x0100;
+#pragma D binding "1.1" O_NOFOLLOW
+inline int O_CREAT = 0x0200;
+#pragma D binding "1.1" O_CREAT
+inline int O_TRUNC = 0x0400;
+#pragma D binding "1.1" O_TRUNC
+inline int O_EXCL = 0x0800;
+#pragma D binding "1.1" O_EXCL
+inline int O_EVTONLY = 0x8000;
+#pragma D binding "1.1" O_EVTONLY
+inline int O_NOCTTY = 0x20000;
+#pragma D binding "1.1" O_NOCTTY
+inline int O_DIRECTORY = 0x100000;
+#pragma D binding "1.1" O_DIRECTORY
+inline int O_SYMLINK = 0x200000;
+#pragma D binding "1.1" O_SYMLINK
+
+/* From bsd/sys/file_internal.h */
+inline int DTYPE_VNODE = 1;
+#pragma D binding "1.1" DTYPE_VNODE
+inline int DTYPE_SOCKET = 2;
+#pragma D binding "1.1" DTYPE_SOCKET
+inline int DTYPE_PSXSHM = 3;
+#pragma D binding "1.1" DTYPE_PSXSHM
+inline int DTYPE_PSXSEM = 4;
+#pragma D binding "1.1" DTYPE_PSXSEM
+inline int DTYPE_KQUEUE = 5;
+#pragma D binding "1.1" DTYPE_KQUEUE
+inline int DTYPE_PIPE = 6;
+#pragma D binding "1.1" DTYPE_PIPE
+inline int DTYPE_FSEVENTS = 7;
+#pragma D binding "1.1" DTYPE_FSEVENTS
+
+#pragma D binding "1.1" translator
+translator fileinfo_t < struct fileglob *F > {
+ fi_name = (F == NULL) ? "<none>" :
+ F->fg_ops->fo_type == DTYPE_VNODE ?
+ ((struct vnode *)F->fg_data)->v_name == NULL ? "<unknown (NULL v_name)>" : ((struct vnode *)F->fg_data)->v_name :
+ F->fg_ops->fo_type == DTYPE_SOCKET ? "<socket>" :
+ F->fg_ops->fo_type == DTYPE_PSXSHM ? "<shared memory>" :
+ F->fg_ops->fo_type == DTYPE_PSXSEM ? "<semaphore>" :
+ F->fg_ops->fo_type == DTYPE_KQUEUE ? "<kqueue>" :
+ F->fg_ops->fo_type == DTYPE_PIPE ? "<pipe>" :
+ F->fg_ops->fo_type == DTYPE_FSEVENTS ? "<fsevents>" : "<unknown (BAD fo_type)>";
+
+ fi_dirname = (F == NULL) ? "<none>" :
+ F->fg_ops->fo_type != DTYPE_VNODE ? "<unknown (not a vnode)>" :
+ ((struct vnode *)F->fg_data)->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (((struct vnode *)F->fg_data)->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" :
+ ((struct vnode *)F->fg_data)->v_parent->v_name);
+
+ fi_pathname = (F == NULL) ? "<none>" :
+ F->fg_ops->fo_type != DTYPE_VNODE ? "<unknown (not a vnode)>" :
+ strjoin("??/",
+ strjoin(((struct vnode *)F->fg_data)->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (((struct vnode *)F->fg_data)->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" :
+ ((struct vnode *)F->fg_data)->v_parent->v_name),
+ strjoin("/",
+ ((struct vnode *)F->fg_data)->v_name == NULL ? "<unknown (NULL v_name)>" :
+ ((struct vnode *)F->fg_data)->v_name)));
+
+ fi_offset = (F == NULL) ? 0 :
+ F->fg_offset;
+
+ fi_fs = (F == NULL) ? "<none>" :
+ F->fg_ops->fo_type != DTYPE_VNODE ? "<unknown (not a vnode)>" :
+ ((struct vnode *)F->fg_data)->v_mount->mnt_vtable->vfc_name;
+
+ fi_mount = (F == NULL) ? "<none>" :
+ F->fg_ops->fo_type != DTYPE_VNODE ? "<unknown (not a vnode)>" :
+ ((struct vnode *)F->fg_data)->v_mount->mnt_vnodecovered == NULL ? "/" :
+ ((struct vnode *)F->fg_data)->v_mount->mnt_vnodecovered->v_name;
+
+ fi_oflags = (F == NULL) ? 0 :
+ F->fg_flag - 1; /* Subtract one to map FREAD/FWRITE bitfield to O_RD/WR open() flags. */
+};
+
+inline fileinfo_t fds[int fd] = xlate <fileinfo_t> (
+ (fd >= 0 && fd <= curproc->p_fd->fd_lastfile) ?
+ (struct fileglob *)(curproc->p_fd->fd_ofiles[fd]->f_fglob) :
+ (struct fileglob *)NULL);
+
+#pragma D attributes Stable/Stable/Common fds
+#pragma D binding "1.1" fds
+
+#pragma D binding "1.2" translator
+translator fileinfo_t < struct vnode *V > {
+ fi_name = V->v_name == NULL ? "<unknown (NULL v_name)>" : V->v_name;
+
+ fi_dirname = V->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (V->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" : V->v_parent->v_name);
+
+ fi_pathname = strjoin("??/",
+ strjoin(V->v_parent == NULL ? "<unknown (NULL v_parent)>" :
+ (V->v_parent->v_name == NULL ? "<unknown (NULL v_name)>" : V->v_parent->v_name),
+ strjoin("/",
+ V->v_name == NULL ? "<unknown (NULL v_name)>" : V->v_name)));
+
+ fi_fs = V->v_mount->mnt_vtable->vfc_name;
+
+ fi_mount = V->v_mount->mnt_vnodecovered == NULL ? "/" : V->v_mount->mnt_vnodecovered->v_name;
+};
+
projects / apple / xnu.git / blobdiff