mirror of
https://github.com/vincentmli/bpfire.git
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d6aaa55d70
git-svn-id: http://svn.ipfire.org/svn/ipfire/1.4/source@37 ea5c0bd1-69bd-2848-81d8-4f18e57aeed8
142 lines
3.4 KiB
C
142 lines
3.4 KiB
C
/*
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* This file is part of the IPCop Firewall.
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*
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* IPCop is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* IPCop is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with IPCop; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Copyright 2002: Mark Wormgoor <mark@wormgoor.com>
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*
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* $Id: usb.c,v 1.9.2.8 2005/12/10 00:18:23 franck78 Exp $
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*
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*/
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#include "install.h"
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int usbuhci = 0;
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int usbohci = 0;
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int ehcihcd = 0;
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int initialize_usb() {
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modprobe("sd_mod");
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modprobe("sr_mod");
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modprobe("usb-storage");
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if (ehcihcd) {
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rmmod("ehci-hcd");
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ehcihcd = 0;
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}
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if (usbohci) {
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rmmod("usb-ohci");
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usbohci = 0;
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}
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if (usbuhci) {
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rmmod("usb-uhci");
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usbuhci = 0;
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}
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if (modprobe("ehci-hcd") == 0) ehcihcd = 1;
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if (modprobe("usb-ohci") == 0) usbohci = 1;
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if (modprobe("usb-uhci") == 0) usbuhci = 1;
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modprobe("hid");
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modprobe("keybdev");
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return 0;
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}
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int write_usb_modules_conf() {
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int index = 0;
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FILE *handle;
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if (!(handle = fopen("/harddisk/etc/modules.conf", "a")))
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return 0;
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#if 0 /* we don't do this yet, because one of the drivers has a problem
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* with it */
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if (ehcihcd) {
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fprintf(handle,"alias usb-controller");
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if (index)
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fprintf(handle,"%d",index);
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fprintf(handle," ehci-hcd\n");
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index++;
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}
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#endif
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if (usbohci) {
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fprintf(handle,"alias usb-controller");
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if (index)
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fprintf(handle,"%d",index);
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fprintf(handle," usb-ohci\n");
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index++;
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}
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if (usbuhci) {
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fprintf(handle,"alias usb-controller");
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if (index)
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fprintf(handle,"%d",index);
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fprintf(handle," usb-uhci\n");
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index++;
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}
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fclose(handle);
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return 0;
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}
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/* checkusb().
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Scans the named partitions and returns true if USB-removable.
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a bug? in "cat /proc/partitions" with superfloppy scheme device
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make them appearing always with four 'false' partitions:
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sda and sda1 sda2 sda3 sda4.
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No easy way to decide if /dev/sda1 exists or not.
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*/
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int checkusb(char *partition)
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{
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FILE *f = NULL;
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char filename[STRING_SIZE];
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char buffer[STRING_SIZE];
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char *pchar = &buffer[0];
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if (!(f = fopen("/proc/partitions", "r")))
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return 0;
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short int major = 0, minor = 0;
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while (fgets(buffer, STRING_SIZE, f)) {
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/* look for partition*/
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if (strstr (buffer, partition)) {
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major = atoi (buffer);
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if (major != 8) break ; /* not scsi */
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//get minor
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while (*pchar != '8') pchar++;
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minor = atoi (++pchar);
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break;
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}
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}
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fclose(f);
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if (major != 8) return 0; /* nothing found */
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//now check for usb-storage-MINOR
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minor >>= 4; // get index from minor
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sprintf (filename, "/proc/scsi/usb-storage-%d/%d", minor,minor);
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if (!(f = fopen(filename, "r")))
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return 0;
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int count = 0;
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while (fgets(buffer, STRING_SIZE, f)) {
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if (strstr(buffer,"usb-storage")) count++;
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if (strstr(buffer,"SCSI")) count++;
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if (strstr(buffer,"Attached: Yes")) count++;
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}
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fclose(f);
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return (count==3 ? 1 : 0);
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}
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