126 lines
2.4 KiB
SQL
126 lines
2.4 KiB
SQL
--
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-- PostgreSQL code for MAC addresses.
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--
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-- $Id: mac.sql,v 1.4 1998/06/16 05:35:11 momjian Exp $
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--
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load '/usr/local/pgsql/contrib/ip_and_macs/mac.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 macaddr_in(opaque)
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returns opaque
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_out(opaque)
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returns opaque
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create type macaddr (
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internallength = 6,
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externallength = variable,
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input = macaddr_in,
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output = macaddr_out
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);
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--
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-- The boolean tests:
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--
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create function macaddr_lt(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_le(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_eq(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_ge(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_gt(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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create function macaddr_ne(macaddr, macaddr)
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returns bool
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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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 = macaddr,
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rightarg = macaddr,
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-- negator = >=,
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procedure = macaddr_lt
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);
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create operator <= (
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leftarg = macaddr,
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rightarg = macaddr,
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-- negator = >,
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procedure = macaddr_le
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);
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create operator = (
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leftarg = macaddr,
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rightarg = macaddr,
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commutator = =,
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-- negator = <>,
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procedure = macaddr_eq
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);
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create operator >= (
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leftarg = macaddr,
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rightarg = macaddr,
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negator = <,
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procedure = macaddr_ge
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);
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create operator > (
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leftarg = macaddr,
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rightarg = macaddr,
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negator = <=,
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procedure = macaddr_gt
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);
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create operator <> (
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leftarg = macaddr,
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rightarg = macaddr,
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negator = =,
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procedure = macaddr_ne
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);
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--
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-- Finally, the special manufacurer matching function:
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--
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create function macaddr_manuf(macaddr)
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returns text
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as '/usr/local/pgsql/contrib/ip_and_macs/mac.so'
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language 'c';
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--
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-- eof
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--
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