How to convert struct to char array in C

Question

I\'m trying to convert a struct to a char array to send over the network. However, I get some weird output from the char array when I do.

#include 

        

Answer 1

char is a signed type so what you are seeing is the two-compliment representation, casting to (unsigned char*) will fix that (Rowland just beat me).

On a side note you may want to change

for (i=0; i<4; i++) {
//...
}

to

for (i=0; i