[mirror_ubuntu-artful-kernel.git] / fs / afs / misc.c

/* miscellaneous bits
 *
 * Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <rxrpc/packet.h>
#include "internal.h"
#include "afs_fs.h"

/*
 * convert an AFS abort code to a Linux error number
 */
int afs_abort_to_error(u32 abort_code)
{
	switch (abort_code) {
	/* low errno codes inserted into abort namespace */
	case 13:		return -EACCES;
	case 27:		return -EFBIG;
	case 30:		return -EROFS;

	/* VICE "special error" codes; 101 - 111 */
	case VSALVAGE:		return -EIO;
	case VNOVNODE:		return -ENOENT;
	case VNOVOL:		return -ENOMEDIUM;
	case VVOLEXISTS:	return -EEXIST;
	case VNOSERVICE:	return -EIO;
	case VOFFLINE:		return -ENOENT;
	case VONLINE:		return -EEXIST;
	case VDISKFULL:		return -ENOSPC;
	case VOVERQUOTA:	return -EDQUOT;
	case VBUSY:		return -EBUSY;
	case VMOVED:		return -ENXIO;

	/* Unified AFS error table; ET "uae" == 0x2f6df00 */
	case 0x2f6df00:		return -EPERM;
	case 0x2f6df01:		return -ENOENT;
	case 0x2f6df04:		return -EIO;
	case 0x2f6df0a:		return -EAGAIN;
	case 0x2f6df0b:		return -ENOMEM;
	case 0x2f6df0c:		return -EACCES;
	case 0x2f6df0f:		return -EBUSY;
	case 0x2f6df10:		return -EEXIST;
	case 0x2f6df11:		return -EXDEV;
	case 0x2f6df12:		return -ENODEV;
	case 0x2f6df13:		return -ENOTDIR;
	case 0x2f6df14:		return -EISDIR;
	case 0x2f6df15:		return -EINVAL;
	case 0x2f6df1a:		return -EFBIG;
	case 0x2f6df1b:		return -ENOSPC;
	case 0x2f6df1d:		return -EROFS;
	case 0x2f6df1e:		return -EMLINK;
	case 0x2f6df20:		return -EDOM;
	case 0x2f6df21:		return -ERANGE;
	case 0x2f6df22:		return -EDEADLK;
	case 0x2f6df23:		return -ENAMETOOLONG;
	case 0x2f6df24:		return -ENOLCK;
	case 0x2f6df26:		return -ENOTEMPTY;
	case 0x2f6df28:		return -EWOULDBLOCK;
	case 0x2f6df69:		return -ENOTCONN;
	case 0x2f6df6c:		return -ETIMEDOUT;
	case 0x2f6df78:		return -EDQUOT;

	/* RXKAD abort codes; from include/rxrpc/packet.h.  ET "RXK" == 0x1260B00 */
	case RXKADINCONSISTENCY: return -EPROTO;
	case RXKADPACKETSHORT:	return -EPROTO;
	case RXKADLEVELFAIL:	return -EKEYREJECTED;
	case RXKADTICKETLEN:	return -EKEYREJECTED;
	case RXKADOUTOFSEQUENCE: return -EPROTO;
	case RXKADNOAUTH:	return -EKEYREJECTED;
	case RXKADBADKEY:	return -EKEYREJECTED;
	case RXKADBADTICKET:	return -EKEYREJECTED;
	case RXKADUNKNOWNKEY:	return -EKEYREJECTED;
	case RXKADEXPIRED:	return -EKEYEXPIRED;
	case RXKADSEALEDINCON:	return -EKEYREJECTED;
	case RXKADDATALEN:	return -EKEYREJECTED;
	case RXKADILLEGALLEVEL:	return -EKEYREJECTED;

	case RXGEN_OPCODE:	return -ENOTSUPP;

	default:		return -EREMOTEIO;
	}
}
Commit	Line	Data
ec26815a	1	/* miscellaneous bits
1da177e4	2	*
08e0e7c8	3	* Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved.
1da177e4 LT	4	* Written by David Howells (dhowells@redhat.com)
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public License
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the License, or (at your option) any later version.
	10	*/
	11
	12	#include <linux/kernel.h>
	13	#include <linux/module.h>
	14	#include <linux/errno.h>
005411c3	15	#include <rxrpc/packet.h>
1da177e4	16	#include "internal.h"
08e0e7c8	17	#include "afs_fs.h"
1da177e4	18
1da177e4 LT	19	/*
	20	* convert an AFS abort code to a Linux error number
	21	*/
08e0e7c8	22	int afs_abort_to_error(u32 abort_code)
1da177e4	23	{
08e0e7c8	24	switch (abort_code) {
53d5864b	25	/* low errno codes inserted into abort namespace */
08e0e7c8	26	case 13: return -EACCES;
416351f2	27	case 27: return -EFBIG;
260a9803	28	case 30: return -EROFS;
53d5864b NWF	29
53d5864b NWF	30	/* VICE "special error" codes; 101 - 111 */
1da177e4 LT	31	case VSALVAGE: return -EIO;
1da177e4 LT	32	case VNOVNODE: return -ENOENT;
08e0e7c8	33	case VNOVOL: return -ENOMEDIUM;
1da177e4 LT	34	case VVOLEXISTS: return -EEXIST;
	35	case VNOSERVICE: return -EIO;
	36	case VOFFLINE: return -ENOENT;
	37	case VONLINE: return -EEXIST;
	38	case VDISKFULL: return -ENOSPC;
	39	case VOVERQUOTA: return -EDQUOT;
	40	case VBUSY: return -EBUSY;
	41	case VMOVED: return -ENXIO;
53d5864b NWF	42
	43	/* Unified AFS error table; ET "uae" == 0x2f6df00 */
	44	case 0x2f6df00: return -EPERM;
	45	case 0x2f6df01: return -ENOENT;
	46	case 0x2f6df04: return -EIO;
	47	case 0x2f6df0a: return -EAGAIN;
	48	case 0x2f6df0b: return -ENOMEM;
260a9803 DH	49	case 0x2f6df0c: return -EACCES;
	50	case 0x2f6df0f: return -EBUSY;
	51	case 0x2f6df10: return -EEXIST;
	52	case 0x2f6df11: return -EXDEV;
53d5864b	53	case 0x2f6df12: return -ENODEV;
260a9803 DH	54	case 0x2f6df13: return -ENOTDIR;
	55	case 0x2f6df14: return -EISDIR;
	56	case 0x2f6df15: return -EINVAL;
	57	case 0x2f6df1a: return -EFBIG;
	58	case 0x2f6df1b: return -ENOSPC;
	59	case 0x2f6df1d: return -EROFS;
	60	case 0x2f6df1e: return -EMLINK;
	61	case 0x2f6df20: return -EDOM;
	62	case 0x2f6df21: return -ERANGE;
	63	case 0x2f6df22: return -EDEADLK;
	64	case 0x2f6df23: return -ENAMETOOLONG;
	65	case 0x2f6df24: return -ENOLCK;
	66	case 0x2f6df26: return -ENOTEMPTY;
53d5864b NWF	67	case 0x2f6df28: return -EWOULDBLOCK;
	68	case 0x2f6df69: return -ENOTCONN;
	69	case 0x2f6df6c: return -ETIMEDOUT;
260a9803	70	case 0x2f6df78: return -EDQUOT;
005411c3	71
53d5864b	72	/* RXKAD abort codes; from include/rxrpc/packet.h. ET "RXK" == 0x1260B00 */
005411c3 DH	73	case RXKADINCONSISTENCY: return -EPROTO;
	74	case RXKADPACKETSHORT: return -EPROTO;
	75	case RXKADLEVELFAIL: return -EKEYREJECTED;
	76	case RXKADTICKETLEN: return -EKEYREJECTED;
	77	case RXKADOUTOFSEQUENCE: return -EPROTO;
	78	case RXKADNOAUTH: return -EKEYREJECTED;
	79	case RXKADBADKEY: return -EKEYREJECTED;
	80	case RXKADBADTICKET: return -EKEYREJECTED;
	81	case RXKADUNKNOWNKEY: return -EKEYREJECTED;
	82	case RXKADEXPIRED: return -EKEYEXPIRED;
	83	case RXKADSEALEDINCON: return -EKEYREJECTED;
	84	case RXKADDATALEN: return -EKEYREJECTED;
	85	case RXKADILLEGALLEVEL: return -EKEYREJECTED;
	86
1157f153 DH	87	case RXGEN_OPCODE: return -ENOTSUPP;
1157f153 DH	88
260a9803	89	default: return -EREMOTEIO;
1da177e4	90	}
ec26815a	91	}