Understanding Memory Alignment and Padding in C Structs
Calculating Member Offsets
To understand how structures are laid out in memory, it is useful to know the concept of an offset. The offset of a member is the distance in bytes from the start of the structure's base address. The first member always has an offset of 0.
You can utilize the standard macro offsetof (defined in stddef.h) to inspect th ...
Posted on Fri, 08 May 2026 22:44:06 +0000 by rathersurf