| /* |
| * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA. |
| */ |
| |
| #ifndef _ASM_CHECKSUM_H |
| #define _ASM_CHECKSUM_H |
| |
| #define do_csum do_csum |
| unsigned int do_csum(const void *voidptr, int len); |
| |
| /* |
| * the same as csum_partial, but copies from src while it |
| * checksums |
| * |
| * here even more important to align src and dst on a 32-bit (or even |
| * better 64-bit) boundary |
| */ |
| #define csum_partial_copy_nocheck csum_partial_copy_nocheck |
| __wsum csum_partial_copy_nocheck(const void *src, void *dst, |
| int len, __wsum sum); |
| |
| /* |
| * computes the checksum of the TCP/UDP pseudo-header |
| * returns a 16-bit checksum, already complemented |
| */ |
| #define csum_tcpudp_nofold csum_tcpudp_nofold |
| __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, |
| __u32 len, __u8 proto, __wsum sum); |
| |
| #define csum_tcpudp_magic csum_tcpudp_magic |
| __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, |
| __u32 len, __u8 proto, __wsum sum); |
| |
| #include <asm-generic/checksum.h> |
| |
| #endif |
