Yes, i had. But i decided to write my own implementation because: a) my project is forced to use Qt4 only (clients have very old versions of modified Red Hat with XDG_DATA_DIRS undefined); b) Windows support (through reading registry HKCR/.ext keys) is required; c) I'm very curious :)
You think i'm should look deeply at the qmimedatabase.cpp however? 2013/12/13 Jerome Leclanche <[email protected]> > Have you had a look at the Qt 5 mimetype module? > > http://qt-project.org/doc/qt-5.0/qtcore/qmimedatabase.html > J. Leclanche > > > On Fri, Dec 13, 2013 at 7:35 PM, Alexander Kamyshnikov > <[email protected]> wrote: > > Hi all! > > I'm developing the implementation of MIME database in C++/Qt for one > > commercial program (requirement managment tool, if one will be > interested). > > So my question is: the format of magic values to compare file header data > > with is not specified exactly in the spec. I mean the magic/match/value > > attribute. > > What exactly mean those magic strings from > > /usr/share/mime/packages/freedesktop.org.xml from my Kubuntu? > > 1) "\1\9" > > 2) "\376\067\0\043" > > 3) "\x8AMNG\x0D\x0A\x1A\x0A" > > Second is looks like octal number in C notation, third - hexadecimal, but > > about first i'm not sure. It is just "usual" decimal value? > > What format exactly should use magic values? > > Thanks for your help. WBR, Alexander > > > > P.S. Spec i'm using living here: > > > http://standards.freedesktop.org/shared-mime-info-spec/shared-mime-info-spec-latest.html#id2661973 > > P.S. <match> items can be nested. But i can't find yet the clear way to > > implement their storage programmatically. Some kind of tree, or reverse > > polish notation should be used here? nevermind > > > > _______________________________________________ > > xdg mailing list > > [email protected] > > http://lists.freedesktop.org/mailman/listinfo/xdg > > >
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