42 lines
955 B
C
42 lines
955 B
C
#include <fx/random.h>
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#include <stdio.h>
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#define NRAND_NUMBERS 12
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#define NRAND_BYTES 128
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#define NRAND_DOUBLES 8
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int main(void)
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{
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fx_random_ctx random;
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fx_random_init(&random, FX_RANDOM_SECURE | FX_RANDOM_MT19937);
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printf("generating %d random numbers:\n", NRAND_NUMBERS);
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for (int i = 0; i < NRAND_NUMBERS; i++) {
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unsigned long long v = fx_random_next_int64(&random);
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printf(" %llu\n", v);
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}
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printf("\ngenerating %d random bytes:", NRAND_BYTES);
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unsigned char bytes[16];
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for (int i = 0; i < NRAND_BYTES; i++) {
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if (i == 0 || (i % 16) == 0) {
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printf("\n ");
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fx_random_next_bytes(&random, bytes, sizeof bytes);
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} else if ((i % 4) == 0) {
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printf(" ");
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}
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printf("%02x", bytes[i % 16]);
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}
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#if FX_ENABLE_FLOATING_POINT
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printf("\n\ngenerating %d random doubles:\n", NRAND_DOUBLES);
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for (int i = 0; i < NRAND_DOUBLES; i++) {
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double v = fx_random_next_double(&random);
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printf(" %lf\n", v);
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}
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#endif
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return 0;
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}
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