/* * lib/fddi.c This file contains an implementation of the "FDDI" * support functions. * * Version: $Id: fddi.c,v 1.7 2000/03/05 11:26:02 philip Exp $ * * Author: Lawrence V. Stefani, * * 1998-07-01 - Arnaldo Carvalho de Melo GNU gettext * * This program is free software; you can redistribute it * and/or modify it under the terms of the GNU General * Public License as published by the Free Software * Foundation; either version 2 of the License, or (at * your option) any later version. */ #include "config.h" #include #if HAVE_HWFDDI #include #include #include #ifndef ARPHRD_FDDI #error "No FDDI Support in your current Kernelsource Tree." #error "Disable HW Type FDDI" #endif #if __GLIBC__ >= 2 #include #else #include #endif #include #include #include #include #include #include #include "net-support.h" #include "pathnames.h" #include "intl.h" #include "util.h" extern struct hwtype fddi_hwtype; /* Display an FDDI address in readable format. */ static const char *pr_fddi(const char *ptr) { static char buff[64]; snprintf(buff, sizeof(buff), "%02X-%02X-%02X-%02X-%02X-%02X", (ptr[0] & 0377), (ptr[1] & 0377), (ptr[2] & 0377), (ptr[3] & 0377), (ptr[4] & 0377), (ptr[5] & 0377) ); return (buff); } #ifdef DEBUG #define _DEBUG 1 #else #define _DEBUG 0 #endif /* Input an FDDI address and convert to binary. */ static int in_fddi(char *bufp, struct sockaddr_storage *sasp) { struct sockaddr *sap = (struct sockaddr *)sasp; char *ptr; char c, *orig; int i, val; sap->sa_family = fddi_hwtype.type; ptr = sap->sa_data; i = 0; orig = bufp; while ((*bufp != '\0') && (i < FDDI_K_ALEN)) { val = 0; c = *bufp++; if (isdigit(c)) val = c - '0'; else if (c >= 'a' && c <= 'f') val = c - 'a' + 10; else if (c >= 'A' && c <= 'F') val = c - 'A' + 10; else { if (_DEBUG) fprintf(stderr, _("in_fddi(%s): invalid fddi address!\n"), orig); errno = EINVAL; return (-1); } val <<= 4; c = *bufp++; if (isdigit(c)) val |= c - '0'; else if (c >= 'a' && c <= 'f') val |= c - 'a' + 10; else if (c >= 'A' && c <= 'F') val |= c - 'A' + 10; else { if (_DEBUG) fprintf(stderr, _("in_fddi(%s): invalid fddi address!\n"), orig); errno = EINVAL; return (-1); } *ptr++ = (unsigned char) (val & 0377); i++; /* We might get a semicolon here - not required. */ if (*bufp == ':') { if (_DEBUG && i == FDDI_K_ALEN) fprintf(stderr, _("in_fddi(%s): trailing : ignored!\n"), orig); bufp++; } } /* That's it. Any trailing junk? */ if (_DEBUG && (i == FDDI_K_ALEN) && (*bufp != '\0')) { fprintf(stderr, _("in_fddi(%s): trailing junk!\n"), orig); errno = EINVAL; return (-1); } if (_DEBUG) fprintf(stderr, "in_fddi(%s): %s\n", orig, pr_fddi(sap->sa_data)); return (0); } struct hwtype fddi_hwtype = { "fddi", NULL, /*"Fiber Distributed Data Interface (FDDI)", */ ARPHRD_FDDI, FDDI_K_ALEN, pr_fddi, in_fddi, NULL }; #endif /* HAVE_HWFDDI */