FreeCalypso > hg > freecalypso-tools
view uptools/libcoding/hexdump.c @ 915:71edc12b1aa7
doc/Rvinterf-tools: document new rvinterf -v option
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 29 Dec 2022 23:59:00 +0000 |
parents | ead4ee22ef62 |
children |
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/* * This library module implements a simple hex dump facility. */ #include <sys/types.h> #include <stdio.h> msg_bits_hexdump(dumpbuf, dumplen) u_char *dumpbuf; unsigned dumplen; { u_char *buf = dumpbuf; unsigned lineoff, linelen, i, c; for (lineoff = 0; lineoff < dumplen; ) { linelen = dumplen - lineoff; if (linelen > 16) linelen = 16; printf("%02X: ", lineoff); for (i = 0; i < 16; i++) { if (i < linelen) printf("%02X ", buf[i]); else fputs(" ", stdout); if (i == 7 || i == 15) putchar(' '); } for (i = 0; i < linelen; i++) { c = buf[i]; if (c < ' ' || c > '~') c = '.'; putchar(c); } putchar('\n'); buf += linelen; lineoff += linelen; } }