vooks | Utils Composable for Vue | REST library

Basically, after linking, ELF file format provide all necessary information for the loaders to load the program into memory and run it.

Each piece of code and data is placed within an offset inside a section, like data section, text section, etc. and access of specific function or global variable is done by adding the proper offset to the section start address.

Now, ELF file format also include program header table:

An executable or shared object file's program header table is an array of structures, each describing a segment or other information that the system needs to prepare the program for execution. An object file segment contains one or more sections, as described in "Segment Contents".

Those structures are then used by the OS loader to load the image to memory. The structure: