[PATCH] v9fs: debug and support routines
This part of the patch contains debug and other misc routines. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Eric Van Hensbergen
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Linus Torvalds
Linus Torvalds
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322b329ab7
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181
fs/9p/error.h
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181
fs/9p/error.h
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/*
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* linux/fs/9p/error.h
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*
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* Huge Nasty Error Table
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*
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* Plan 9 uses error strings, Unix uses error numbers. This table tries to
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* match UNIX strings and Plan 9 strings to unix error numbers. It is used
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* to preload the dynamic error table which can also track user-specific error
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* strings.
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*
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* Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com>
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* Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to:
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* Free Software Foundation
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02111-1301 USA
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*
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*/
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#include <linux/errno.h>
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struct errormap {
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char *name;
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int val;
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struct hlist_node list;
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};
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#define ERRHASHSZ 32
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static struct hlist_head hash_errmap[ERRHASHSZ];
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/* FixMe - reduce to a reasonable size */
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static struct errormap errmap[] = {
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{"Operation not permitted", 1},
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{"wstat prohibited", 1},
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{"No such file or directory", 2},
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{"file not found", 2},
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{"Interrupted system call", 4},
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{"Input/output error", 5},
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{"No such device or address", 6},
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{"Argument list too long", 7},
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{"Bad file descriptor", 9},
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{"Resource temporarily unavailable", 11},
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{"Cannot allocate memory", 12},
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{"Permission denied", 13},
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{"Bad address", 14},
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{"Block device required", 15},
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{"Device or resource busy", 16},
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{"File exists", 17},
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{"Invalid cross-device link", 18},
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{"No such device", 19},
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{"Not a directory", 20},
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{"Is a directory", 21},
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{"Invalid argument", 22},
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{"Too many open files in system", 23},
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{"Too many open files", 24},
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{"Text file busy", 26},
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{"File too large", 27},
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{"No space left on device", 28},
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{"Illegal seek", 29},
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{"Read-only file system", 30},
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{"Too many links", 31},
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{"Broken pipe", 32},
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{"Numerical argument out of domain", 33},
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{"Numerical result out of range", 34},
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{"Resource deadlock avoided", 35},
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{"File name too long", 36},
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{"No locks available", 37},
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{"Function not implemented", 38},
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{"Directory not empty", 39},
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{"Too many levels of symbolic links", 40},
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{"Unknown error 41", 41},
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{"No message of desired type", 42},
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{"Identifier removed", 43},
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{"File locking deadlock error", 58},
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{"No data available", 61},
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{"Machine is not on the network", 64},
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{"Package not installed", 65},
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{"Object is remote", 66},
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{"Link has been severed", 67},
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{"Communication error on send", 70},
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{"Protocol error", 71},
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{"Bad message", 74},
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{"File descriptor in bad state", 77},
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{"Streams pipe error", 86},
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{"Too many users", 87},
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{"Socket operation on non-socket", 88},
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{"Message too long", 90},
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{"Protocol not available", 92},
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{"Protocol not supported", 93},
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{"Socket type not supported", 94},
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{"Operation not supported", 95},
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{"Protocol family not supported", 96},
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{"Network is down", 100},
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{"Network is unreachable", 101},
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{"Network dropped connection on reset", 102},
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{"Software caused connection abort", 103},
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{"Connection reset by peer", 104},
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{"No buffer space available", 105},
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{"Transport endpoint is already connected", 106},
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{"Transport endpoint is not connected", 107},
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{"Cannot send after transport endpoint shutdown", 108},
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{"Connection timed out", 110},
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{"Connection refused", 111},
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{"Host is down", 112},
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{"No route to host", 113},
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{"Operation already in progress", 114},
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{"Operation now in progress", 115},
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{"Is a named type file", 120},
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{"Remote I/O error", 121},
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{"Disk quota exceeded", 122},
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{"Operation canceled", 125},
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{"Unknown error 126", 126},
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{"Unknown error 127", 127},
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/* errors from fossil, vacfs, and u9fs */
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{"fid unknown or out of range", EBADF},
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{"permission denied", EACCES},
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{"file does not exist", ENOENT},
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{"authentication failed", ECONNREFUSED},
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{"bad offset in directory read", ESPIPE},
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{"bad use of fid", EBADF},
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{"wstat can't convert between files and directories", EPERM},
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{"directory is not empty", ENOTEMPTY},
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{"file exists", EEXIST},
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{"file already exists", EEXIST},
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{"file or directory already exists", EEXIST},
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{"fid already in use", EBADF},
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{"file in use", ETXTBSY},
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{"i/o error", EIO},
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{"file already open for I/O", ETXTBSY},
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{"illegal mode", EINVAL},
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{"illegal name", ENAMETOOLONG},
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{"not a directory", ENOTDIR},
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{"not a member of proposed group", EINVAL},
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{"not owner", EACCES},
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{"only owner can change group in wstat", EACCES},
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{"read only file system", EROFS},
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{"no access to special file", EPERM},
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{"i/o count too large", EIO},
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{"unknown group", EINVAL},
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{"unknown user", EINVAL},
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{"bogus wstat buffer", EPROTO},
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{"exclusive use file already open", EAGAIN},
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{"corrupted directory entry", EIO},
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{"corrupted file entry", EIO},
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{"corrupted block label", EIO},
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{"corrupted meta data", EIO},
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{"illegal offset", EINVAL},
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{"illegal path element", ENOENT},
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{"root of file system is corrupted", EIO},
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{"corrupted super block", EIO},
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{"protocol botch", EPROTO},
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{"file system is full", ENOSPC},
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{"file is in use", EAGAIN},
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{"directory entry is not allocated", ENOENT},
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{"file is read only", EROFS},
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{"file has been removed", EIDRM},
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{"only support truncation to zero length", EPERM},
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{"cannot remove root", EPERM},
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{"file too big", EFBIG},
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{"venti i/o error", EIO},
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/* these are not errors */
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{"u9fs rhostsauth: no authentication required", 0},
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{"u9fs authnone: no authentication required", 0},
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{NULL, -1}
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};
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extern int v9fs_error_init(void);
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extern int v9fs_errstr2errno(char *errstr);
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