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constify the pointer passed to magic_tcpudp_cksum.

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This commit is contained in:
david 2008-08-21 17:43:23 +00:00
parent 9e6a88ad67
commit 177e2cd4a2
2 changed files with 2 additions and 2 deletions
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2
tcpip.cc
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@ -1012,7 +1012,7 @@ unsigned short in_cksum(u16 *ptr,int nbytes) {
sections 3.2, 11.3, and 17.3. */
unsigned short magic_tcpudp_cksum(const struct in_addr *src,
const struct in_addr *dst,
u8 proto, u16 len, char *hstart)
u8 proto, u16 len, const void *hstart)
{
struct pseudo {
struct in_addr src;

2
tcpip.h
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@ -481,7 +481,7 @@ unsigned short in_cksum(u16 *ptr,int nbytes);
unsigned short magic_tcpudp_cksum(const struct in_addr *src,
const struct in_addr *dst,
u8 proto, u16 len, char *hstart);
u8 proto, u16 len, const void *hstart);
/* Build and send a raw tcp packet. If TTL is -1, a partially random
(but likely large enough) one is chosen */