| in_cksum.c (1817) | in_cksum.c (8876) |
|---|---|
| 1/* 2 * Copyright (c) 1988, 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)in_cksum.c 8.1 (Berkeley) 6/10/93 | 1/* 2 * Copyright (c) 1988, 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)in_cksum.c 8.1 (Berkeley) 6/10/93 |
| 34 * $Id$ | 34 * $Id: in_cksum.c,v 1.2 1994/08/02 07:48:16 davidg Exp $ |
| 35 */ 36 37#include <sys/param.h> 38#include <sys/mbuf.h> 39 40/* 41 * Checksum routine for Internet Protocol family headers (Portable Version). 42 * --- 28 unchanged lines hidden (view full) --- 71 continue; 72 w = mtod(m, u_short *); 73 if (mlen == -1) { 74 /* 75 * The first byte of this mbuf is the continuation 76 * of a word spanning between this mbuf and the 77 * last mbuf. 78 * | 35 */ 36 37#include <sys/param.h> 38#include <sys/mbuf.h> 39 40/* 41 * Checksum routine for Internet Protocol family headers (Portable Version). 42 * --- 28 unchanged lines hidden (view full) --- 71 continue; 72 w = mtod(m, u_short *); 73 if (mlen == -1) { 74 /* 75 * The first byte of this mbuf is the continuation 76 * of a word spanning between this mbuf and the 77 * last mbuf. 78 * |
| 79 * s_util.c[0] is already saved when scanning previous | 79 * s_util.c[0] is already saved when scanning previous |
| 80 * mbuf. 81 */ 82 s_util.c[1] = *(char *)w; 83 sum += s_util.s; 84 w = (u_short *)((char *)w + 1); 85 mlen = m->m_len - 1; 86 len--; 87 } else --- 63 unchanged lines hidden --- | 80 * mbuf. 81 */ 82 s_util.c[1] = *(char *)w; 83 sum += s_util.s; 84 w = (u_short *)((char *)w + 1); 85 mlen = m->m_len - 1; 86 len--; 87 } else --- 63 unchanged lines hidden --- |