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  1. #include <iostream>
  2. #include <netinet/in.h>
  3.  
  4. using namespace std;
  5.  
  6. #if __BIG_ENDIAN__
  7. # define htonll(x) (x)
  8. # define ntohll(x) (x)
  9. #else
  10. # define htonll(x) (((uint64_t)htonl((x) & 0xFFFFFFFF) << 32) | htonl((x) >> 32))
  11. # define ntohll(x) (((uint64_t)ntohl((x) & 0xFFFFFFFF) << 32) | ntohl((x) >> 32))
  12. #endif
  13.  
  14.  
  15. int main() {
  16. 	auto i = ntohll(0xf42fe436fd6);
  17.     cout << i << endl;
  18.  
  19. 	return 0;
  20. }
Success #stdin #stdout 0.01s 5288KB
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15451643605840494592
https://ideone.com/CFB2qf
language:
C++14 (gcc 8.3)
created:
12 days ago
visibility:
public

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