FreeCalypso > hg > freecalypso-tools
view uptools/libcoding/alpha_addr.c @ 738:f19d12f5756f
doc/Target-boot-control: updated for DUART28C
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 16 Sep 2020 06:49:31 +0000 |
parents | 74d5e95ee84a |
children |
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/* * This library module contains some bits that help working with * alphabetic addresses. */ #include <sys/types.h> u_char alpha_septets_to_digits[12] = {0, 2, 4, 6, 7, 9, 11, 13, 14, 16, 18, 20}; alpha_addr_valid(ndigits, sepp) unsigned ndigits, *sepp; { unsigned n; for (n = 1; n <= 11; n++) if (alpha_septets_to_digits[n] == ndigits) { *sepp = n; return(1); } return(0); }