FreeCalypso > hg > freecalypso-tools
comparison uptools/libcoding/alpha_addr.c @ 333:74d5e95ee84a
uptools/libcoding: alphabetic address handling implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 03 Feb 2018 23:53:20 +0000 |
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332:ea41b6001848 | 333:74d5e95ee84a |
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1 /* | |
2 * This library module contains some bits that help working with | |
3 * alphabetic addresses. | |
4 */ | |
5 | |
6 #include <sys/types.h> | |
7 | |
8 u_char alpha_septets_to_digits[12] = {0, 2, 4, 6, 7, 9, 11, 13, 14, 16, 18, 20}; | |
9 | |
10 alpha_addr_valid(ndigits, sepp) | |
11 unsigned ndigits, *sepp; | |
12 { | |
13 unsigned n; | |
14 | |
15 for (n = 1; n <= 11; n++) | |
16 if (alpha_septets_to_digits[n] == ndigits) { | |
17 *sepp = n; | |
18 return(1); | |
19 } | |
20 return(0); | |
21 } |