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/* ISC license. */
#ifndef SKALIBS_SURF_H
#define SKALIBS_SURF_H
#include <skalibs/uint32.h>
typedef struct SURFSchedule SURFSchedule, *SURFSchedule_ref, **SURFSchedule_ref_ref ;
struct SURFSchedule
{
uint32 seed[32] ;
uint32 in[12] ;
char out[32] ;
unsigned int pos ;
} ;
#define SURFSCHEDULE_ZERO { .seed = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, .in = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, .out = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", .pos = 32 }
extern void surf_sinit (SURFSchedule_ref, char const *) ; /* 160 chars */
extern void surf (SURFSchedule_ref, char *, unsigned int) ;
/* The following functions need libstdcrypto.a */
extern void surf_makeseed (char *) ; /* fills 160 chars */
extern void surf_init (SURFSchedule_ref) ;
extern void surf_autoinit (SURFSchedule_ref, char *, unsigned int) ;
#endif
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