83 lines
1.7 KiB
SQL
83 lines
1.7 KiB
SQL
--
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-- PostgreSQL code for CHKPASS.
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-- Written by D'Arcy J.M. Cain
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-- darcy@druid.net
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-- http://www.druid.net/darcy/
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--
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-- $Header: /cvsroot/pgsql/contrib/chkpass/Attic/chkpass.sql,v 1.1 2001/05/03 12:32:13 darcy Exp $
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-- best viewed with tabs set to 4
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-- %%PGDIR%% changed to your local directory where modules is
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--
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load '%%PGDIR%%/modules/chkpass.so';
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--
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-- Input and output functions and the type itself:
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--
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create function chkpass_in(opaque)
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returns opaque
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as '%%PGDIR%%/modules/chkpass.so'
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language 'c';
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create function chkpass_out(opaque)
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returns opaque
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as '%%PGDIR%%/modules/chkpass.so'
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language 'c';
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create type chkpass (
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internallength = 16,
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externallength = 13,
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input = chkpass_in,
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output = chkpass_out
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);
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create function raw(chkpass)
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returns text
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as '%%PGDIR%%/modules/chkpass.so', 'chkpass_rout'
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language 'c';
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--
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-- The various boolean tests:
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--
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create function eq(chkpass, text)
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returns bool
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as '%%PGDIR%%/modules/chkpass.so', 'chkpass_eq'
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language 'c';
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create function ne(chkpass, text)
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returns bool
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as '%%PGDIR%%/modules/chkpass.so', 'chkpass_ne'
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language 'c';
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--
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-- Now the operators. Note how some of the parameters to some
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-- of the 'create operator' commands are commented out. This
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-- is because they reference as yet undefined operators, and
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-- will be implicitly defined when those are, further down.
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--
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create operator = (
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leftarg = chkpass,
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rightarg = text,
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commutator = =,
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-- negator = <>,
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procedure = eq
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);
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create operator <> (
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leftarg = chkpass,
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rightarg = text,
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negator = =,
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procedure = ne
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);
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INSERT INTO pg_description (objoid, description)
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SELECT oid, 'password type with checks'
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FROM pg_type WHERE typname = 'chkpass';
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--
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-- eof
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--
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