Merge with Linux 2.2.1.

1 files changed, 351 insertions, 255 deletions

diff --git a/include/linux/coda.h b/include/linux/coda.h
index 564b3933b..ac3301c8a 100644
--- a/include/linux/coda.h
+++ b/include/linux/coda.h
@@ -1,12 +1,63 @@
+/* 
+   You may distribute this file under either of the two licenses that
+   follow at your discretion.
+*/
+
+/* BLURB lgpl
+
+                           Coda File System
+                              Release 5
+
+          Copyright (c) 1987-1999 Carnegie Mellon University
+                  Additional copyrights listed below
+
+This code is distributed "AS IS" without warranty of any kind under
+the terms of the GNU Library General Public Licence Version 2, as
+shown in the file LICENSE, or under the license shown below. The
+technical and financial contributors to Coda are listed in the file
+CREDITS.
+
+                        Additional copyrights 
+*/
+
+/*
+
+            Coda: an Experimental Distributed File System
+                             Release 4.0
+
+          Copyright (c) 1987-1999 Carnegie Mellon University
+                         All Rights Reserved
+
+Permission  to  use, copy, modify and distribute this software and its
+documentation is hereby granted,  provided  that  both  the  copyright
+notice  and  this  permission  notice  appear  in  all  copies  of the
+software, derivative works or  modified  versions,  and  any  portions
+thereof, and that both notices appear in supporting documentation, and
+that credit is given to Carnegie Mellon University  in  all  documents
+and publicity pertaining to direct or indirect use of this code or its
+derivatives.
+
+CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS  KNOWN  TO  HAVE  BUGS,
+SOME  OF  WHICH MAY HAVE SERIOUS CONSEQUENCES.  CARNEGIE MELLON ALLOWS
+FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION.   CARNEGIE  MELLON
+DISCLAIMS  ANY  LIABILITY  OF  ANY  KIND  FOR  ANY  DAMAGES WHATSOEVER
+RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE  OR  OF
+ANY DERIVATIVE WORK.
+
+Carnegie  Mellon  encourages  users  of  this  software  to return any
+improvements or extensions that  they  make,  and  to  grant  Carnegie
+Mellon the rights to redistribute these changes without encumbrance.
+*/
 
 /*
  *
  * Based on cfs.h from Mach, but revamped for increased simplicity.
- * Linux modifications by Peter Braam, Aug 1996
+ * Linux modifications by 
+ * Peter Braam, Aug 1996
  */
 
-#ifndef _CFS_HEADER_
-#define _CFS_HEADER_
+#ifndef _CODA_HEADER_
+#define _CODA_HEADER_
 
 
 
@@ -15,7 +66,11 @@
 #include <sys/types.h>
 #endif 
 
-#ifdef DJGPP
+#ifndef CODA_MAXSYMLINKS
+#define CODA_MAXSYMLINKS 10
+#endif
+
+#if defined(DJGPP) || defined(__CYGWIN32__)
 #ifdef KERNEL
 typedef unsigned long u_long;
 typedef unsigned int u_int;
@@ -23,7 +78,11 @@ typedef unsigned short u_short;
 typedef u_long ino_t;
 typedef u_long dev_t;
 typedef void * caddr_t;
-typedef u_long u_quad_t;
+#ifdef DOS
+typedef unsigned __int64 u_quad_t;
+#else 
+typedef unsigned long long u_quad_t;
+#endif
 
 #define inline
 
@@ -34,12 +93,12 @@ struct timespec {
 #else  /* DJGPP but not KERNEL */
 #include <sys/types.h>
 #include <sys/time.h>
-typedef u_long u_quad_t;
+typedef unsigned long long u_quad_t;
 #endif /* !KERNEL */
 #endif /* !DJGPP */
 
 
-#if defined(__linux__) || defined(__CYGWIN32__)
+#if defined(__linux__)
 #define cdev_t u_quad_t
 #if !defined(_UQUAD_T_) && (!defined(__GLIBC__) || __GLIBC__ < 2)
 #define _UQUAD_T_ 1
@@ -61,9 +120,9 @@ struct timespec {
 /*
  * Cfs constants
  */
-#define CFS_MAXNAMLEN   255
-#define CFS_MAXPATHLEN  1024
-#define CFS_MAXSYMLINK  10
+#define CODA_MAXNAMLEN   255
+#define CODA_MAXPATHLEN  1024
+#define CODA_MAXSYMLINK  10
 
 /* these are Coda's version of O_RDONLY etc combinations
  * to deal with VFS open modes
@@ -79,9 +138,9 @@ struct timespec {
 #define C_M_WRITE 00200
 
 /* for access Venus will use */
+#define C_A_C_OK    8               /* Test for writing upon create.  */
 #define C_A_R_OK    4               /* Test for read permission.  */
 #define C_A_W_OK    2               /* Test for write permission.  */
-#define C_A_C_OK    8               /* Test for writing upon create.  */
 #define C_A_X_OK    1               /* Test for execute permission.  */
 #define C_A_F_OK    0               /* Test for existence.  */
 
@@ -94,23 +153,23 @@ struct venus_dirent {
         unsigned short	d_reclen;		/* length of this record */
         char 		d_type;			/* file type, see below */
         char		d_namlen;		/* length of string in d_name */
-        char		d_name[CFS_MAXNAMLEN + 1];/* name must be no longer than this */
+        char		d_name[CODA_MAXNAMLEN + 1];/* name must be no longer than this */
 };
 #undef DIRSIZ
-#define DIRSIZ(dp)      ((sizeof (struct venus_dirent) - (CFS_MAXNAMLEN+1)) + \
+#define DIRSIZ(dp)      ((sizeof (struct venus_dirent) - (CODA_MAXNAMLEN+1)) + \
                          (((dp)->d_namlen+1 + 3) &~ 3))
 
 /*
  * File types
  */
 #define	CDT_UNKNOWN	 0
-#define	CDT_FIFO		 1
+#define	CDT_FIFO	 1
 #define	CDT_CHR		 2
 #define	CDT_DIR		 4
 #define	CDT_BLK		 6
 #define	CDT_REG		 8
 #define	CDT_LNK		10
-#define	CDT_SOCK		12
+#define	CDT_SOCK	12
 #define	CDT_WHT		14
 
 /*
@@ -138,14 +197,27 @@ typedef struct ViceFid {
 } ViceFid;
 #endif	/* VICEFID */
 
-static inline ino_t coda_f2i(struct ViceFid *fid)
+
+#ifdef __linux__
+static __inline__ ino_t  coda_f2i(struct ViceFid *fid)
 {
-      if ( fid ) {
-              return (fid->Unique + (fid->Vnode << 10) + (fid->Volume << 20));
-      } else { 
-              return 0;
-      }
+	if ( ! fid ) 
+		return 0; 
+	if (fid->Vnode == 0xfffffffe || fid->Vnode == 0xffffffff)
+		return ((fid->Volume << 20) | (fid->Unique & 0xfffff));
+	else
+		return (fid->Unique + (fid->Vnode<<10) + (fid->Volume<<20));
 }
+	
+#else
+#define coda_f2i(fid)\
+	((fid) ? ((fid)->Unique + ((fid)->Vnode<<10) + ((fid)->Volume<<20)) : 0)
+#endif
+
+
+#ifndef __BIT_TYPES_DEFINED__
+#define u_int32_t unsigned int
+#endif
 
 
 #ifndef _VUID_T_
@@ -157,12 +229,12 @@ typedef u_int32_t vgid_t;
 #ifndef _CODACRED_T_
 #define _CODACRED_T_
 struct coda_cred {
-    vuid_t cr_uid, cr_euid, cr_suid, cr_fsuid; /* Real, efftve, set, fs uid*/
-#if	defined(__NetBSD__) || defined(__FreeBSD__)
-    vgid_t cr_groupid, cr_egid, cr_sgid, cr_fsgid; /* same for groups */
-#else
-    vgid_t cr_gid,     cr_egid, cr_sgid, cr_fsgid; /* same for groups */
-#endif
+	vuid_t cr_uid, cr_euid, cr_suid, cr_fsuid;
+	vgid_t cr_groupid,     cr_egid, cr_sgid, cr_fsgid;
+#if   defined(CODA_SUPPORTS_SUPPLEMENTARY_GROUPS)
+	int    cr_nsupgps;
+	vgid_t cr_supgps[NGROUPS];
+#endif        /* defined(CODA_SUPPORTS_SUPPLEMENTARY_GROUPS) */
 };
 #endif 
 
@@ -174,7 +246,7 @@ struct coda_cred {
 enum coda_vtype	{ C_VNON, C_VREG, C_VDIR, C_VBLK, C_VCHR, C_VLNK, C_VSOCK, C_VFIFO, C_VBAD };
 
 struct coda_vattr {
-	enum coda_vtype	va_type;	/* vnode type (for create) */
+	int     	va_type;	/* vnode type (for create) */
 	u_short		va_mode;	/* files access mode and type */
 	short		va_nlink;	/* number of references to file */
 	vuid_t		va_uid;		/* owner user id */
@@ -198,50 +270,59 @@ struct coda_vattr {
  * Kernel <--> Venus communications.
  */
 
-#define CFS_ROOT	((u_long) 2)
-#define CFS_SYNC	((u_long) 3)
-#define CFS_OPEN	((u_long) 4)
-#define CFS_CLOSE	((u_long) 5)
-#define CFS_IOCTL	((u_long) 6)
-#define CFS_GETATTR	((u_long) 7)
-#define CFS_SETATTR	((u_long) 8)
-#define CFS_ACCESS	((u_long) 9)
-#define CFS_LOOKUP	((u_long) 10)
-#define CFS_CREATE	((u_long) 11)
-#define CFS_REMOVE	((u_long) 12)
-#define CFS_LINK	((u_long) 13)
-#define CFS_RENAME	((u_long) 14)
-#define CFS_MKDIR	((u_long) 15)
-#define CFS_RMDIR	((u_long) 16)
-#define CFS_READDIR	((u_long) 17)
-#define CFS_SYMLINK	((u_long) 18)
-#define CFS_READLINK	((u_long) 19)
-#define CFS_FSYNC	((u_long) 20)
-#define CFS_INACTIVE	((u_long) 21)
-#define CFS_VGET	((u_long) 22)
-#define CFS_SIGNAL	((u_long) 23)
-#define CFS_REPLACE	((u_long) 24)
-#define CFS_FLUSH       ((u_long) 25)
-#define CFS_PURGEUSER   ((u_long) 26)
-#define CFS_ZAPFILE     ((u_long) 27)
-#define CFS_ZAPDIR      ((u_long) 28)
-/* #define CFS_ZAPVNODE    ((u_long) 29)   obsolete */ 
-#define CFS_PURGEFID    ((u_long) 30)
-#define CFS_OPEN_BY_PATH ((u_long) 31)
-#define CFS_NCALLS 32
-
-#define DOWNCALL(opcode) (opcode >= CFS_REPLACE && opcode <= CFS_PURGEFID)
+#define CODA_ROOT	2
+#define CODA_SYNC	3
+#define CODA_OPEN	4
+#define CODA_CLOSE	5
+#define CODA_IOCTL	6
+#define CODA_GETATTR	7
+#define CODA_SETATTR	8
+#define CODA_ACCESS	9
+#define CODA_LOOKUP	10
+#define CODA_CREATE	11
+#define CODA_REMOVE	12
+#define CODA_LINK	13
+#define CODA_RENAME	14
+#define CODA_MKDIR	15
+#define CODA_RMDIR	16
+#define CODA_READDIR	17
+#define CODA_SYMLINK	18
+#define CODA_READLINK	19
+#define CODA_FSYNC	20
+#define CODA_INACTIVE	21
+#define CODA_VGET	22
+#define CODA_SIGNAL	23
+#define CODA_REPLACE	24
+#define CODA_FLUSH       25
+#define CODA_PURGEUSER   26
+#define CODA_ZAPFILE     27
+#define CODA_ZAPDIR      28
+#define CODA_PURGEFID    30
+#define CODA_OPEN_BY_PATH 31
+#define CODA_RESOLVE     32
+#define CODA_REINTEGRATE 33
+#define CODA_NCALLS 34
+
+#define DOWNCALL(opcode) (opcode >= CODA_REPLACE && opcode <= CODA_PURGEFID)
 
 #define VC_MAXDATASIZE	    8192
 #define VC_MAXMSGSIZE      sizeof(union inputArgs)+sizeof(union outputArgs) +\
                             VC_MAXDATASIZE  
 
-
+#define CIOC_KERNEL_VERSION _IOWR('c', 10, sizeof (int))
+#if	0
+	/* don't care about kernel version number */
+#define CODA_KERNEL_VERSION 0
+	/* The old venus 4.6 compatible interface */
+#define CODA_KERNEL_VERSION 1
+#endif
+	/* venus_lookup gets an extra parameter to aid windows.*/
+#define CODA_KERNEL_VERSION 2
 
 /*
  *        Venus <-> Coda  RPC arguments
  */
-struct cfs_in_hdr {
+struct coda_in_hdr {
     unsigned long opcode;
     unsigned long unique;	    /* Keep multiple outstanding msgs distinct */
     u_short pid;		    /* Common to all */
@@ -251,53 +332,53 @@ struct cfs_in_hdr {
 };
 
 /* Really important that opcode and unique are 1st two fields! */
-struct cfs_out_hdr {
+struct coda_out_hdr {
     unsigned long opcode;
     unsigned long unique;	
     unsigned long result;
 };
 
-/* cfs_root: NO_IN */
-struct cfs_root_out {
-    struct cfs_out_hdr oh;
+/* coda_root: NO_IN */
+struct coda_root_out {
+    struct coda_out_hdr oh;
     ViceFid VFid;
 };
 
-struct cfs_root_in {
-    struct cfs_in_hdr in;
+struct coda_root_in {
+    struct coda_in_hdr in;
 };
 
-/* cfs_sync: */
-/* Nothing needed for cfs_sync */
+/* coda_sync: */
+/* Nothing needed for coda_sync */
 
-/* cfs_open: */
-struct cfs_open_in {
-    struct cfs_in_hdr ih;
+/* coda_open: */
+struct coda_open_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	flags;
 };
 
-struct cfs_open_out {
-    struct cfs_out_hdr oh;
+struct coda_open_out {
+    struct coda_out_hdr oh;
     cdev_t	dev;
     ino_t	inode;
 };
 
 
-/* cfs_close: */
-struct cfs_close_in {
-    struct cfs_in_hdr ih;
+/* coda_close: */
+struct coda_close_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	flags;
 };
 
-struct cfs_close_out {
-    struct cfs_out_hdr out;
+struct coda_close_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_ioctl: */
-struct cfs_ioctl_in {
-    struct cfs_in_hdr ih;
+/* coda_ioctl: */
+struct coda_ioctl_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
     int	cmd;
     int	len;
@@ -305,64 +386,70 @@ struct cfs_ioctl_in {
     char *data;			/* Place holder for data. */
 };
 
-struct cfs_ioctl_out {
-    struct cfs_out_hdr oh;
+struct coda_ioctl_out {
+    struct coda_out_hdr oh;
     int	len;
     caddr_t	data;		/* Place holder for data. */
 };
 
 
-/* cfs_getattr: */
-struct cfs_getattr_in {
-    struct cfs_in_hdr ih;
+/* coda_getattr: */
+struct coda_getattr_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
 };
 
-struct cfs_getattr_out {
-    struct cfs_out_hdr oh;
+struct coda_getattr_out {
+    struct coda_out_hdr oh;
     struct coda_vattr attr;
 };
 
 
-/* cfs_setattr: NO_OUT */
-struct cfs_setattr_in {
-    struct cfs_in_hdr ih;
+/* coda_setattr: NO_OUT */
+struct coda_setattr_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
     struct coda_vattr attr;
 };
 
-struct cfs_setattr_out {
-    struct cfs_out_hdr out;
+struct coda_setattr_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_access: NO_OUT */
-struct cfs_access_in {
-    struct cfs_in_hdr ih;
+/* coda_access: NO_OUT */
+struct coda_access_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	flags;
 };
 
-struct cfs_access_out {
-    struct cfs_out_hdr out;
+struct coda_access_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_lookup: */
-struct  cfs_lookup_in {
-    struct cfs_in_hdr ih;
+
+/* lookup flags */
+#define CLU_CASE_SENSITIVE     0x01
+#define CLU_CASE_INSENSITIVE   0x02
+
+/* coda_lookup: */
+struct  coda_lookup_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int         name;		/* Place holder for data. */
+    int         flags;	
 };
 
-struct cfs_lookup_out {
-    struct cfs_out_hdr oh;
+struct coda_lookup_out {
+    struct coda_out_hdr oh;
     ViceFid VFid;
     int	vtype;
 };
 
 
-/* cfs_create: */
-struct cfs_create_in {
-    struct cfs_in_hdr ih;
+/* coda_create: */
+struct coda_create_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
     struct coda_vattr attr;
     int excl;
@@ -370,188 +457,188 @@ struct cfs_create_in {
     int 	name;		/* Place holder for data. */
 };
 
-struct cfs_create_out {
-    struct cfs_out_hdr oh;
+struct coda_create_out {
+    struct coda_out_hdr oh;
     ViceFid VFid;
     struct coda_vattr attr;
 };
 
 
-/* cfs_remove: NO_OUT */
-struct cfs_remove_in {
-    struct cfs_in_hdr ih;
+/* coda_remove: NO_OUT */
+struct coda_remove_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int name;		/* Place holder for data. */
 };
 
-struct cfs_remove_out {
-    struct cfs_out_hdr out;
+struct coda_remove_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_link: NO_OUT */
-struct cfs_link_in {
-    struct cfs_in_hdr ih;
+/* coda_link: NO_OUT */
+struct coda_link_in {
+    struct coda_in_hdr ih;
     ViceFid sourceFid;          /* cnode to link *to* */
     ViceFid destFid;            /* Directory in which to place link */
     int tname;		/* Place holder for data. */
 };
 
-struct cfs_link_out {
-    struct cfs_out_hdr out;
+struct coda_link_out {
+    struct coda_out_hdr out;
 };
 
 
-/* cfs_rename: NO_OUT */
-struct cfs_rename_in {
-    struct cfs_in_hdr ih;
+/* coda_rename: NO_OUT */
+struct coda_rename_in {
+    struct coda_in_hdr ih;
     ViceFid	sourceFid;
     int 	srcname;
     ViceFid destFid;
     int 	destname;
 };
 
-struct cfs_rename_out {
-    struct cfs_out_hdr out;
+struct coda_rename_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_mkdir: */
-struct cfs_mkdir_in {
-    struct cfs_in_hdr ih;
+/* coda_mkdir: */
+struct coda_mkdir_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     struct coda_vattr attr;
     int	   name;		/* Place holder for data. */
 };
 
-struct cfs_mkdir_out {
-    struct cfs_out_hdr oh;
+struct coda_mkdir_out {
+    struct coda_out_hdr oh;
     ViceFid VFid;
     struct coda_vattr attr;
 };
 
 
-/* cfs_rmdir: NO_OUT */
-struct cfs_rmdir_in {
-    struct cfs_in_hdr ih;
+/* coda_rmdir: NO_OUT */
+struct coda_rmdir_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int name;		/* Place holder for data. */
 };
 
-struct cfs_rmdir_out {
-    struct cfs_out_hdr out;
+struct coda_rmdir_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_readdir: */
-struct cfs_readdir_in {
-    struct cfs_in_hdr ih;
+/* coda_readdir: */
+struct coda_readdir_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	count;
     int	offset;
 };
 
-struct cfs_readdir_out {
-    struct cfs_out_hdr oh;
+struct coda_readdir_out {
+    struct coda_out_hdr oh;
     int	size;
     caddr_t	data;		/* Place holder for data. */
 };
 
-/* cfs_symlink: NO_OUT */
-struct cfs_symlink_in {
-    struct cfs_in_hdr ih;
+/* coda_symlink: NO_OUT */
+struct coda_symlink_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;          /* Directory to put symlink in */
     int srcname;
     struct coda_vattr attr;
     int tname;
 };
 
-struct cfs_symlink_out {
-    struct cfs_out_hdr out;
+struct coda_symlink_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_readlink: */
-struct cfs_readlink_in {
-    struct cfs_in_hdr ih;
+/* coda_readlink: */
+struct coda_readlink_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
 };
 
-struct cfs_readlink_out {
-    struct cfs_out_hdr oh;
+struct coda_readlink_out {
+    struct coda_out_hdr oh;
     int	count;
     caddr_t	data;		/* Place holder for data. */
 };
 
 
-/* cfs_fsync: NO_OUT */
-struct cfs_fsync_in {
-    struct cfs_in_hdr ih;
+/* coda_fsync: NO_OUT */
+struct coda_fsync_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
 };
 
-struct cfs_fsync_out {
-    struct cfs_out_hdr out;
+struct coda_fsync_out {
+    struct coda_out_hdr out;
 };
 
-/* cfs_inactive: NO_OUT */
-struct cfs_inactive_in {
-    struct cfs_in_hdr ih;
+/* coda_inactive: NO_OUT */
+struct coda_inactive_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
 };
 
-/* cfs_vget: */
-struct cfs_vget_in {
-    struct cfs_in_hdr ih;
+/* coda_vget: */
+struct coda_vget_in {
+    struct coda_in_hdr ih;
     ViceFid VFid;
 };
 
-struct cfs_vget_out {
-    struct cfs_out_hdr oh;
+struct coda_vget_out {
+    struct coda_out_hdr oh;
     ViceFid VFid;
     int	vtype;
 };
 
 
-/* CFS_SIGNAL is out-of-band, doesn't need data. */
-/* CFS_INVALIDATE is a venus->kernel call */
-/* CFS_FLUSH is a venus->kernel call */
+/* CODA_SIGNAL is out-of-band, doesn't need data. */
+/* CODA_INVALIDATE is a venus->kernel call */
+/* CODA_FLUSH is a venus->kernel call */
 
-/* cfs_purgeuser: */
-/* CFS_PURGEUSER is a venus->kernel call */
-struct cfs_purgeuser_out {
-    struct cfs_out_hdr oh;
+/* coda_purgeuser: */
+/* CODA_PURGEUSER is a venus->kernel call */
+struct coda_purgeuser_out {
+    struct coda_out_hdr oh;
     struct coda_cred cred;
 };
 
-/* cfs_zapfile: */
-/* CFS_ZAPFILE is a venus->kernel call */
-struct cfs_zapfile_out {  
-    struct cfs_out_hdr oh;
+/* coda_zapfile: */
+/* CODA_ZAPFILE is a venus->kernel call */
+struct coda_zapfile_out {  
+    struct coda_out_hdr oh;
     ViceFid CodaFid;
 };
 
-/* cfs_zapdir: */
-/* CFS_ZAPDIR is a venus->kernel call */	
-struct cfs_zapdir_out {	  
-    struct cfs_out_hdr oh;
+/* coda_zapdir: */
+/* CODA_ZAPDIR is a venus->kernel call */	
+struct coda_zapdir_out {	  
+    struct coda_out_hdr oh;
     ViceFid CodaFid;
 };
 
-/* cfs_zapnode: */
-/* CFS_ZAPVNODE is a venus->kernel call */	
-struct cfs_zapvnode_out { 
-    struct cfs_out_hdr oh;
+/* coda_zapnode: */
+/* CODA_ZAPVNODE is a venus->kernel call */	
+struct coda_zapvnode_out { 
+    struct coda_out_hdr oh;
     struct coda_cred cred;
     ViceFid VFid;
 };
 
-/* cfs_purgefid: */
-/* CFS_PURGEFID is a venus->kernel call */	
-struct cfs_purgefid_out { 
-    struct cfs_out_hdr oh;
+/* coda_purgefid: */
+/* CODA_PURGEFID is a venus->kernel call */	
+struct coda_purgefid_out { 
+    struct coda_out_hdr oh;
     ViceFid CodaFid;
 };
 
-/* cfs_rdwr: */
-struct cfs_rdwr_in {
-    struct cfs_in_hdr ih;
+/* coda_rdwr: */
+struct coda_rdwr_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	rwflag;
     int	count;
@@ -560,97 +647,97 @@ struct cfs_rdwr_in {
     caddr_t	data;		/* Place holder for data. */	
 };
 
-struct cfs_rdwr_out {
-    struct cfs_out_hdr oh;
+struct coda_rdwr_out {
+    struct coda_out_hdr oh;
     int	rwflag;
     int	count;
     caddr_t	data;	/* Place holder for data. */
 };
 
 
-/* cfs_replace: */
-/* CFS_REPLACE is a venus->kernel call */	
-struct cfs_replace_out { /* cfs_replace is a venus->kernel call */
-    struct cfs_out_hdr oh;
+/* coda_replace: */
+/* CODA_REPLACE is a venus->kernel call */	
+struct coda_replace_out { /* coda_replace is a venus->kernel call */
+    struct coda_out_hdr oh;
     ViceFid NewFid;
     ViceFid OldFid;
 };
 
-/* cfs_open_by_path: */
-struct cfs_open_by_path_in {
-    struct cfs_in_hdr ih;
+/* coda_open_by_path: */
+struct coda_open_by_path_in {
+    struct coda_in_hdr ih;
     ViceFid	VFid;
     int	flags;
 };
 
-struct cfs_open_by_path_out {
-    struct cfs_out_hdr oh;
+struct coda_open_by_path_out {
+    struct coda_out_hdr oh;
 	int path;
 };
 
 /* 
- * Occasionally, we don't cache the fid returned by CFS_LOOKUP. 
+ * Occasionally, we don't cache the fid returned by CODA_LOOKUP. 
  * For instance, if the fid is inconsistent. 
  * This case is handled by setting the top bit of the type result parameter.
  */
-#define CFS_NOCACHE          0x80000000
+#define CODA_NOCACHE          0x80000000
 
 union inputArgs {
-    struct cfs_in_hdr ih;		/* NB: every struct below begins with an ih */
-    struct cfs_open_in cfs_open;
-    struct cfs_close_in cfs_close;
-    struct cfs_ioctl_in cfs_ioctl;
-    struct cfs_getattr_in cfs_getattr;
-    struct cfs_setattr_in cfs_setattr;
-    struct cfs_access_in cfs_access;
-    struct cfs_lookup_in cfs_lookup;
-    struct cfs_create_in cfs_create;
-    struct cfs_remove_in cfs_remove;
-    struct cfs_link_in cfs_link;
-    struct cfs_rename_in cfs_rename;
-    struct cfs_mkdir_in cfs_mkdir;
-    struct cfs_rmdir_in cfs_rmdir;
-    struct cfs_readdir_in cfs_readdir;
-    struct cfs_symlink_in cfs_symlink;
-    struct cfs_readlink_in cfs_readlink;
-    struct cfs_fsync_in cfs_fsync;
-    struct cfs_inactive_in cfs_inactive;
-    struct cfs_vget_in cfs_vget;
-    struct cfs_rdwr_in cfs_rdwr;
-	struct cfs_open_by_path_in cfs_open_by_path;
+    struct coda_in_hdr ih;		/* NB: every struct below begins with an ih */
+    struct coda_open_in coda_open;
+    struct coda_close_in coda_close;
+    struct coda_ioctl_in coda_ioctl;
+    struct coda_getattr_in coda_getattr;
+    struct coda_setattr_in coda_setattr;
+    struct coda_access_in coda_access;
+    struct coda_lookup_in coda_lookup;
+    struct coda_create_in coda_create;
+    struct coda_remove_in coda_remove;
+    struct coda_link_in coda_link;
+    struct coda_rename_in coda_rename;
+    struct coda_mkdir_in coda_mkdir;
+    struct coda_rmdir_in coda_rmdir;
+    struct coda_readdir_in coda_readdir;
+    struct coda_symlink_in coda_symlink;
+    struct coda_readlink_in coda_readlink;
+    struct coda_fsync_in coda_fsync;
+    struct coda_inactive_in coda_inactive;
+    struct coda_vget_in coda_vget;
+    struct coda_rdwr_in coda_rdwr;
+	struct coda_open_by_path_in coda_open_by_path;
 };
 
 union outputArgs {
-    struct cfs_out_hdr oh;		/* NB: every struct below begins with an oh */
-    struct cfs_root_out cfs_root;
-    struct cfs_open_out cfs_open;
-    struct cfs_ioctl_out cfs_ioctl;
-    struct cfs_getattr_out cfs_getattr;
-    struct cfs_lookup_out cfs_lookup;
-    struct cfs_create_out cfs_create;
-    struct cfs_mkdir_out cfs_mkdir;
-    struct cfs_readdir_out cfs_readdir;
-    struct cfs_readlink_out cfs_readlink;
-    struct cfs_vget_out cfs_vget;
-    struct cfs_purgeuser_out cfs_purgeuser;
-    struct cfs_zapfile_out cfs_zapfile;
-    struct cfs_zapdir_out cfs_zapdir;
-    struct cfs_zapvnode_out cfs_zapvnode;
-    struct cfs_purgefid_out cfs_purgefid;
-    struct cfs_rdwr_out cfs_rdwr;
-    struct cfs_replace_out cfs_replace;
-	struct cfs_open_by_path_out cfs_open_by_path;
+    struct coda_out_hdr oh;		/* NB: every struct below begins with an oh */
+    struct coda_root_out coda_root;
+    struct coda_open_out coda_open;
+    struct coda_ioctl_out coda_ioctl;
+    struct coda_getattr_out coda_getattr;
+    struct coda_lookup_out coda_lookup;
+    struct coda_create_out coda_create;
+    struct coda_mkdir_out coda_mkdir;
+    struct coda_readdir_out coda_readdir;
+    struct coda_readlink_out coda_readlink;
+    struct coda_vget_out coda_vget;
+    struct coda_purgeuser_out coda_purgeuser;
+    struct coda_zapfile_out coda_zapfile;
+    struct coda_zapdir_out coda_zapdir;
+    struct coda_zapvnode_out coda_zapvnode;
+    struct coda_purgefid_out coda_purgefid;
+    struct coda_rdwr_out coda_rdwr;
+    struct coda_replace_out coda_replace;
+	struct coda_open_by_path_out coda_open_by_path;
 };    
 
-union cfs_downcalls {
-    /* CFS_INVALIDATE is a venus->kernel call */
-    /* CFS_FLUSH is a venus->kernel call */
-    struct cfs_purgeuser_out purgeuser;
-    struct cfs_zapfile_out zapfile;
-    struct cfs_zapdir_out zapdir;
-    struct cfs_zapvnode_out zapvnode;
-    struct cfs_purgefid_out purgefid;
-    struct cfs_replace_out replace;
+union coda_downcalls {
+    /* CODA_INVALIDATE is a venus->kernel call */
+    /* CODA_FLUSH is a venus->kernel call */
+    struct coda_purgeuser_out purgeuser;
+    struct coda_zapfile_out zapfile;
+    struct coda_zapdir_out zapdir;
+    struct coda_zapvnode_out zapvnode;
+    struct coda_purgefid_out purgefid;
+    struct coda_replace_out replace;
 };
 
 
@@ -665,14 +752,23 @@ struct ViceIoctl {
         short out_size;         /* Maximum size of output buffer, <= 2K */
 };
 
+#if defined(__CYGWIN32__) || defined(DJGPP)
+struct PioctlData {
+	unsigned long cmd;
+        const char *path;
+        int follow;
+        struct ViceIoctl vi;
+};
+#else
 struct PioctlData {
         const char *path;
         int follow;
         struct ViceIoctl vi;
 };
+#endif
 
-#define	CFS_CONTROL		".CONTROL"
-#define CFS_CONTROLLEN           8
+#define	CODA_CONTROL		".CONTROL"
+#define CODA_CONTROLLEN           8
 #define	CTL_VOL			-1
 #define	CTL_VNO			-1
 #define	CTL_UNI			-1