FreeCalypso > hg > fc-sim-tools
comparison libutil/decimal_incr.c @ 25:9c9f6adbaedb
sim-iccid-mkrange utility added
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 15 Mar 2021 09:07:20 +0000 |
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24:47a491a16de3 | 25:9c9f6adbaedb |
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1 /* | |
2 * This module implements a function for incrementing decimal strings, | |
3 * to be used in producing ranges of ICCID and IMSI numbers. | |
4 */ | |
5 | |
6 #include <sys/types.h> | |
7 | |
8 void | |
9 decimal_string_increment(str, ndigits) | |
10 u_char *str; | |
11 unsigned ndigits; | |
12 { | |
13 u_char *p; | |
14 | |
15 for (p = str + ndigits; p > str; ) { | |
16 --p; | |
17 (*p)++; | |
18 if (*p < 10) | |
19 return; | |
20 *p = 0; | |
21 } | |
22 } |