#include "obf.h" #include #define LOWER_HALFBYTE(x) ((x)&0xF) #define UPPER_HALFBYTE(x) (((x) >> 4) & 0xF) void deobfuscate_str(char *str, uint64_t val) { uint8_t *dec_val = (uint8_t *)&val; int i = 0; while (*str != 0) { int pos = i / 2; bool bottom = (i % 2) == 0; uint8_t *ch = (uint8_t *)str; uint8_t xor = bottom ? LOWER_HALFBYTE(dec_val[pos]) : UPPER_HALFBYTE(dec_val[pos]); *ch ^= xor; if (++i == sizeof(uint64_t) * 2) i = 0; str++; } }