Am 06.11.2013 13:39, schrieb Antonio Fortuny:
Hi Folks.

Currently I can extract any Windows program version as far as it has been compilerd on a Win platform using either Delphi or Lazarus. I can do the same on a Linux program on a Linux platform as fas as far as the version has been embedde somewhere in the elf.
So fa, so good.
But do you now any method for a program running on a Linux platform to extract the version of a Window compiled program ? And vice-versa ?
For reading the version of a Windows executable on a Linux one you'd need to copy what the resource API on Windows does plus parsing the executable image. For reading the version of a Linux executable on Windows you'd need to check how FPC implements this version information and parse the executable image accordingly.
Al I know about this is that the version is embedded somwhere into a resource into the executable
Is it right if I assume that executable program signatures are
Windows: first two bytes of the file are "MZ".
Linux: first 4 bytes of the file are $7F'ELF'
For Windows definitely correct, for Linux I don't know, but seems legit...

Regards,
Sven

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