46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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#include <ruby.h>
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static VALUE rb_mEzmlm;
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static VALUE rb_cEZHash;
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#ifndef SURF_H
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#define SURF_H
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#define ROTATE(x,b) (((x) << (b)) | ((x) >> (32 - (b))))
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#define MUSH(i,b) x = t[i] += (((x ^ seed[i]) + sum) ^ ROTATE(x,b));
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typedef struct {
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unsigned int seed[32];
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unsigned int sum[8];
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unsigned int out[8];
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unsigned int in[12];
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int todo;
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} surfpcs;
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static const unsigned int littleendian[8] = {
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0x03020100, 0x07060504, 0x0b0a0908, 0x0f0e0d0c,
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0x13121110, 0x17161514, 0x1b1a1918, 0x1f1e1d1c
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} ;
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#define end ((unsigned char *) &littleendian)
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#define data ((unsigned char *) s->in)
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#define outdata ((unsigned char *) s->out)
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static void surf( unsigned int out[8], const unsigned int in[12], const unsigned int seed[32] );
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static void surfpcs_init( surfpcs *s, const unsigned int k[32] );
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static void surfpcs_add( surfpcs *s, const char *x,unsigned int n );
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static void surfpcs_addlc( surfpcs *s, const char *x,unsigned int n );
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static void surfpcs_out( surfpcs *s, unsigned char h[32] );
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#endif
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#ifndef SUBHASH_H
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#define SUBHASH_H
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static unsigned int subhashs(const char *s);
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static unsigned int subhashb(const char *s,long len);
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#define subhashsa(SA) subhashb((SA)->s,(SA)->len)
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#endif
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