28 lines
562 B
C
28 lines
562 B
C
#include <stdint.h>
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#include "test_util.h"
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static uint32_t m_z = 362436069;
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static uint32_t m_w = 521288629;
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uint32_t GetUint(){
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m_z = 36969 * (m_z & 65535) + (m_z >> 16);
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m_w = 18000 * (m_w & 65535) + (m_w >> 16);
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return (m_z << 16) + m_w;
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}
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uint32_t GetUniform(uint32_t max){
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uint32_t u = GetUint();
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return (u + 1.0) * 2.328306435454494e-10 * max;
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}
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uint8_t memcheck(void *start, uint8_t value, uint32_t size){
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uint8_t *p = (uint8_t *) start;
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uint32_t i;
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for (i = 0; i < size; i++, p++)
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if (*p != value)
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return 0;
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return 1;
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}
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