32 lines
735 B
C++
32 lines
735 B
C++
#include <inttypes.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include "mutilate.h"
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#include "util.h"
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void sleep_time(double duration) {
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if (duration > 0) usleep((useconds_t) (duration * 1000000));
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}
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#define FNV_64_PRIME (0x100000001b3ULL)
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#define FNV1_64_INIT (0xcbf29ce484222325ULL)
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uint64_t fnv_64_buf(const void* buf, size_t len) {
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uint64_t hval = FNV1_64_INIT;
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unsigned char *bp = (unsigned char *)buf; /* start of buffer */
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unsigned char *be = bp + len; /* beyond end of buffer */
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while (bp < be) {
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hval ^= (uint64_t)*bp++;
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hval *= FNV_64_PRIME;
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}
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return hval;
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}
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void generate_key(int n, int length, char *buf) {
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snprintf(buf, length + 1, "%0*d", length, n);
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}
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