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#include <stdio.h> | |
#include <stdint.h> | |
#include <stdlib.h> | |
int32_t inc_s1(int32_t s){ | |
uint32_t uVar1; | |
int32_t s1; | |
uVar1 = s / 0xd1a4 + (s >> 0x1f); | |
s1 = (s * 0x9c4e) + (uVar1 + (uVar1 >> 0x1f)) * -0x7fffffab; | |
if (s1 < 0) { | |
s1 = s1 + 0x7fffffab; | |
} | |
return s1; | |
} | |
int32_t inc_s2(int32_t s){ | |
uint32_t uVar1; | |
int32_t s2; | |
uVar1 = s / 0xce26 + (s >> 0x1f); | |
s2 = s * 0x9ef4 + (uVar1 + (uVar1 >> 0x1f)) * -0x7fffff07; | |
if (s2 < 0) { | |
s2 = s2 + 0x7fffff07; | |
} | |
return s2; | |
} | |
double randES(int32_t s1, int32_t s2){ | |
int32_t iVar1; | |
double dVar3; | |
s1 = inc_s1(s1); | |
s2 = inc_s2(s2); | |
iVar1 = s1 - s2; | |
if (iVar1 < 1) { | |
iVar1 = iVar1 + 0x7fffffaa; | |
} | |
dVar3 = iVar1 * 4.656613e-010; | |
return dVar3; | |
} | |
int main(int argc, char ** argv){ | |
int s1; | |
int s2; | |
if(argc < 3){ | |
puts("Run with: ./mssql_rand_test <S1> <S2>"); | |
return 0; | |
} | |
s1 = atoi(argv[1]); | |
s2 = atoi(argv[2]); | |
printf("%.17f\n", randES(s1, s2)); | |
printf("next - S1: %d S2: %d\n", inc_s1(s1), inc_s2(s2)); | |
return 0; | |
} |
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