[asterisk-dev] RFC: move struct ast_format to include/asterisk/file.h ?

[Kevin P. Fleming]

Luigi Rizzo wrote:

> related - what's the purpose of AST_FRIENDLY_OFFSET that is
> used in various places ?
> i understand that it is some extra leading space that
> one tries to leave empty to possibly accommodate headers etc,
> but what is the invariant that we can use to be sure that
> we do not move before the beginning ?

That is exactly what it is for. I don't understand your last question, 
though.