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OS/pintos-env/pintos/tests/arc4.h

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#ifndef TESTS_ARC4_H
#define TESTS_ARC4_H
#include <stddef.h>
#include <stdint.h>
/* Alleged RC4 algorithm encryption state. */
struct arc4
{
uint8_t s[256];
uint8_t i, j;
};
void arc4_init (struct arc4 *, const void *, size_t);
void arc4_crypt (struct arc4 *, void *, size_t);
#endif /* tests/arc4.h */