1 /* 2 * BIRD Library -- IP One-Complement Checksum 3 * 4 * (c) 1999 Martin Mares <mj@ucw.cz> 5 * 6 * Can be freely distributed and used under the terms of the GNU GPL. 7 */ 8 9 #ifndef _BIRD_CHECKSUM_H_ 10 #define _BIRD_CHECKSUM_H_ 11 12 /* 13 * Both checksumming functions accept a vararg list of packet 14 * fragments finished by NULL pointer. 15 */ 16 17 int ipsum_verify(void *frag, uint len, ...); 18 u16 ipsum_calculate(void *frag, uint len, ...); 19 20 #endif 21