How to get the relative address of a field in a structure dump. [C]

Question

We\'re working on a C program compiled with arm-eabi-gcc under Linux.

We\'re using a dump of a large structure and we\'re having problems determining at which adress we

Answer 1

Seems to me you could write a bit of code like this for the required fields

struct MyStruct S;
int Offset_of_X=((long)&(S.X))-((long)&S);

to calculate the offset in bytes in this compile situation.

This should account for any alignment issues the compiler has.