And on both the "C" and the Perl side use well-tested existing libraries to do the encoding and decoding for you. Of course it is a little more involved on the C side but there do exist utilities that can munch a struct definition or a header-file and "compile" it into a subroutine that will quickly encode or decode that structure.

In reply to Re^2: Passing a structure from C to Perl by Anonymous Monk
in thread Passing a structure from C to Perl by drpraveena

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