TRX/src/util.h

#ifndef T1M_UTIL_H
#define T1M_UTIL_H

#include <stdint.h>
#include <stdio.h>

#define SQUARE(A) ((A) * (A))
#ifndef ABS
    #define ABS(x) (((x) < 0) ? (-(x)) : (x))
    #define MIN(x, y) ((x) <= (y) ? (x) : (y))
    #define MAX(x, y) ((x) >= (y) ? (x) : (y))
#endif
#define CHK_ALL(a, b) (((a) & (b)) == (b))
#define CHK_ANY(a, b) (((a) & (b)) != 0)

#pragma pack(push, 1)
typedef struct {
    uint8_t opcode; // must be 0xE9
    uint32_t offset;
} JMP;
#pragma pack(pop)

#define TRACE(...) T1MTraceFunc(__FILE__, __LINE__, __func__, __VA_ARGS__)
#define VAR_U_(address, type) (*(type*)(address))
#define VAR_I_(address, type, value) (*(type*)(address))
#define ARRAY_(address, type, length) (*(type(*) length)(address))

void T1MTraceFunc(
    const char* file, int line, const char* func, const char* fmt, ...);
void T1MInjectFunc(void* from, void* to);
void T1MPrintStackTrace();

#define INJECT(from, to)                                                       \
    {                                                                          \
        T1MInjectFunc((void*)from, (void*)to);                                 \
    }

#endif