/* * (C) Copyright 2001 * Murray Jensen, CSIRO-MIT, <Murray.Jensen@csiro.au> * * See file CREDITS for list of people who contributed to this * project. * * 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. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <net.h> /* imports from input.c */ extern int hymod_get_ethaddr (void); int fetch_and_parse (char *fn, ulong addr, int (*cback)(uchar *, uchar *)) { char *ethaddr; uchar *fp, *efp; int rc, count = 0; while ((ethaddr = getenv ("ethaddr")) == NULL || *ethaddr == '\0') { printf ("*** Ethernet address is%s not set\n", count == 0 ? "" : " STILL"); if ((rc = hymod_get_ethaddr ()) < 0) { if (rc == -1) puts ("\n*** interrupted!"); else puts ("\n*** timeout!"); printf (" - fetch of '%s' aborted\n", fn); return (0); } count++; } copy_filename (BootFile, fn, sizeof (BootFile)); load_addr = addr; NetBootFileXferSize = 0; if (NetLoop (TFTP) == 0) { printf ("tftp transfer of file '%s' failed\n", fn); return (0); } if (NetBootFileXferSize == 0) { printf ("can't determine size of file '%s'\n", fn); return (0); } fp = (uchar *)load_addr; efp = fp + NetBootFileXferSize; do { uchar *name, *value; if (*fp == '#' || *fp == '\n') { /* skip this line */ while (fp < efp && *fp++ != '\n') ; continue; } name = fp; while (fp < efp && *fp != '=' && *fp != '\n') fp++; if (fp >= efp) break; if (*fp == '\n') { fp++; continue; } *fp++ = '\0'; value = fp; while (fp < efp && *fp != '\n') fp++; if (fp[-1] == '\r') fp[-1] = '\0'; *fp++ = '\0'; /* ok if we go off the end here */ if ((*cback)(name, value) == 0) return (0); } while (fp < efp); return (1); }