23 lignes
445 B
C
23 lignes
445 B
C
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#ifndef UINT_H
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#define UINT_H
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#include <stdbool.h>
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#include <stdint.h>
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typedef struct u512 {
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uint64_t c[8];
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} u512;
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extern const u512 u512_1;
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void u512_set(u512 *x, uint64_t y);
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bool u512_bit(u512 const *x, uint64_t k);
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bool u512_add3(u512 *x, u512 const *y, u512 const *z); /* returns carry */
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bool u512_sub3(u512 *x, u512 const *y, u512 const *z); /* returns borrow */
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void u512_mul3_64(u512 *x, u512 const *y, uint64_t z);
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#endif
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