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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_netinfo.c.svn-base325
1 files changed, 0 insertions, 325 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_netinfo.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_netinfo.c.svn-base
deleted file mode 100644
index 34f694d4..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_netinfo.c.svn-base
+++ /dev/null
@@ -1,325 +0,0 @@
-/* $Id: $
- * $URL: $
- *
- * plugin getting information about network devices (IPaddress, MACaddress, ...)
- *
- * Copyright (C) 2007 Volker Gering <v.gering@t-online.de>
- * Copyright (C) 2004, 2005, 2006, 2007 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
- *
- * This file is part of LCD4Linux.
- *
- * LCD4Linux 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, or (at your option)
- * any later version.
- *
- * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * exported functions:
- *
- * int plugin_init_netinfo (void)
- * adds functions to get information about network devices
- *
- */
-
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h> /* memcpy() */
-#include <ctype.h>
-#include <math.h> /* rint(), log2l() */
-
-#include "debug.h"
-#include "plugin.h"
-#include "qprintf.h"
-
-#include <sys/types.h> /* socket() */
-#include <sys/socket.h> /* socket() */
-#include <sys/ioctl.h> /* SIOCGIFNAME */
-#include <net/if.h> /* ifreq{} */
-#include <errno.h> /* errno */
-#include <netinet/in.h> /* inet_ntoa() */
-#include <arpa/inet.h> /* inet_ntoa() */
-
-
-/* socket descriptor:
- * -2 initial state
- * -1 error: message not printed
- * -3 error: message printed, deactivate plugin
- */
-static int socknr = -2;
-
-static int open_net(void)
-{
-
- if (socknr == -3)
- return -1;
- if (socknr == -2) {
- socknr = socket(PF_INET, SOCK_DGRAM, 0);
- }
- if (socknr == -1) {
- error("%s: socket(PF_INET, SOCK_DGRAM, 0) failed: %s", "plugin_netinfo", strerror(errno));
- error(" deactivate plugin netinfo");
- socknr = -3;
- return -1;
- }
-
- return 0;
-}
-
-
-static void my_exists(RESULT * result, RESULT * arg1)
-{
- char buf[10240];
- struct ifconf ifcnf;
- struct ifreq *ifreq;
- int len;
- double value = 0.0; // netdev doesn't exists
- char devname[80];
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_NUMBER, &value);
- return;
- }
-
- ifcnf.ifc_len = sizeof(buf);
- ifcnf.ifc_buf = buf;
- if (ioctl(socknr, SIOCGIFCONF, &ifcnf) < 0) {
- /* error getting list of devices */
- error("%s: ioctl(IFCONF) for %s failed: %s", "plugin_netinfo", R2S(arg1), strerror(errno));
- SetResult(&result, R_NUMBER, &value);
- return;
- }
- if (0 == ifcnf.ifc_len) {
- /* no interfaces found */
- SetResult(&result, R_NUMBER, &value);
- return;
- }
-
- ifreq = (struct ifreq *) buf;
- len = sizeof(struct ifreq);
- strncpy(devname, R2S(arg1), sizeof(devname));
-
- while (ifreq && *((char *) ifreq) && ((char *) ifreq) < buf + ifcnf.ifc_len) {
- if (*((char *) ifreq) && strncmp(ifreq->ifr_name, devname, sizeof(devname)) == 0) {
- /* found */
- value = 1.0;
- SetResult(&result, R_NUMBER, &value);
- return;
- }
-
- (*(char **) &ifreq) += len;
- }
-
- /* device doesn't exists */
- SetResult(&result, R_NUMBER, &value);
-}
-
-
-/* get MAC address (hardware address) of network device */
-static void my_hwaddr(RESULT * result, RESULT * arg1)
-{
- static int errcount = 0;
- struct ifreq ifreq;
- unsigned char *hw;
- char value[18];
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_STRING, "");
- return;
- }
-
- strncpy(ifreq.ifr_name, R2S(arg1), sizeof(ifreq.ifr_name));
-#ifndef __MAC_OS_X_VERSION_10_3
- // Linux: get interface MAC address
- if (ioctl(socknr, SIOCGIFHWADDR, &ifreq) < 0) {
-#else
- // MacOS: get interface MAC address
- if (ioctl(socknr, SIOCGLIFPHYADDR, &ifreq) < 0) {
-#endif
- errcount++;
- if (1 == errcount % 1000) {
- error("%s: ioctl(IF_HARDW_ADDR %s) failed: %s", "plugin_netinfo", ifreq.ifr_name, strerror(errno));
- error(" (skip next 1000 errors)");
- }
- SetResult(&result, R_STRING, "");
- return;
- }
-#ifndef __MAC_OS_X_VERSION_10_3
- hw = (unsigned char *) ifreq.ifr_hwaddr.sa_data;
-#else
- hw = (unsigned char *) ifreq.ifr_data;
-#endif
- qprintf(value, sizeof(value), "%02x:%02x:%02x:%02x:%02x:%02x",
- *hw, *(hw + 1), *(hw + 2), *(hw + 3), *(hw + 4), *(hw + 5));
-
- SetResult(&result, R_STRING, value);
-}
-
-
-/* get ip address of network device */
-static void my_ipaddr(RESULT * result, RESULT * arg1)
-{
- static int errcount = 0;
- struct ifreq ifreq;
- struct sockaddr_in *sin;
- char value[16];
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_STRING, "");
- return;
- }
-
- strncpy(ifreq.ifr_name, R2S(arg1), sizeof(ifreq.ifr_name));
- if (ioctl(socknr, SIOCGIFADDR, &ifreq) < 0) {
- errcount++;
- if (1 == errcount % 1000) {
- error("%s: ioctl(IFADDR %s) failed: %s", "plugin_netinfo", ifreq.ifr_name, strerror(errno));
- error(" (skip next 1000 errors)");
- }
- SetResult(&result, R_STRING, "");
- return;
- }
- sin = (struct sockaddr_in *) &ifreq.ifr_addr;
- qprintf(value, sizeof(value), "%s", inet_ntoa(sin->sin_addr));
-
- SetResult(&result, R_STRING, value);
-}
-
-
-struct sockaddr_in *get_netmask(RESULT * arg1)
-{
- static int errcount = 0;
- struct ifreq ifreq;
- struct sockaddr_in *sin;
- static struct sockaddr_in sret;
-
- strncpy(ifreq.ifr_name, R2S(arg1), sizeof(ifreq.ifr_name));
- if (ioctl(socknr, SIOCGIFNETMASK, &ifreq) < 0) {
- errcount++;
- if (1 == errcount % 1000) {
- error("%s: ioctl(IFNETMASK %s) failed: %s", "plugin_netinfo", ifreq.ifr_name, strerror(errno));
- error(" (skip next 1000 errors)");
- }
- return NULL;
- }
-#ifndef __MAC_OS_X_VERSION_10_3
- sin = (struct sockaddr_in *) &ifreq.ifr_netmask;
-#else
- sin = (struct sockaddr_in *) &ifreq.ifr_data;
-#endif
-
- memcpy(&sret, sin, sizeof(sret));
- return &sret;
-}
-
-/* get ip netmask of network device */
-static void my_netmask(RESULT * result, RESULT * arg1)
-{
- char value[16];
- struct sockaddr_in *sin;
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_STRING, "");
- return;
- }
-
- sin = get_netmask(arg1);
- qprintf(value, sizeof(value), "%s", NULL != sin ? inet_ntoa(sin->sin_addr) : "?");
-
- SetResult(&result, R_STRING, value);
-}
-
-
-/* get netmask in short CIDR notation */
-static void my_netmask_short(RESULT * result, RESULT * arg1)
-{
- char value[16];
- struct sockaddr_in *sin;
- int netlen = 0;
- long double logval = 0.0;
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_STRING, "");
- return;
- }
-
- sin = get_netmask(arg1);
- if (NULL != sin) {
- logval = (long double) (get_netmask(arg1)->sin_addr.s_addr);
- netlen = (int) rint(log2l(logval) / log2l(2.0));
- qprintf(value, sizeof(value), "/%d", netlen);
- } else {
- qprintf(value, sizeof(value), "/?");
- }
-
- SetResult(&result, R_STRING, value);
-}
-
-
-/* get ip broadcast address of network device */
-static void my_bcaddr(RESULT * result, RESULT * arg1)
-{
- static int errcount = 0;
- struct ifreq ifreq;
- struct sockaddr_in *sin;
- char value[16];
-
- if (socknr < 0) {
- /* no open socket */
- SetResult(&result, R_STRING, "");
- return;
- }
-
- strncpy(ifreq.ifr_name, R2S(arg1), sizeof(ifreq.ifr_name));
- if (ioctl(socknr, SIOCGIFBRDADDR, &ifreq) < 0) {
- errcount++;
- if (1 == errcount % 1000) {
- error("%s: ioctl(IFBRDADDR %s) failed: %s", "plugin_netinfo", ifreq.ifr_name, strerror(errno));
- error(" (skip next 1000 errors)");
- }
- SetResult(&result, R_STRING, "");
- return;
- }
- sin = (struct sockaddr_in *) &ifreq.ifr_broadaddr;
- qprintf(value, sizeof(value), "%s", inet_ntoa(sin->sin_addr));
-
- SetResult(&result, R_STRING, value);
-}
-
-
-int plugin_init_netinfo(void)
-{
- open_net();
-
- AddFunction("netinfo::exists", 1, my_exists);
- AddFunction("netinfo::hwaddr", 1, my_hwaddr);
- AddFunction("netinfo::ipaddr", 1, my_ipaddr);
- AddFunction("netinfo::netmask", 1, my_netmask);
- AddFunction("netinfo::netmask_short", 1, my_netmask_short);
- AddFunction("netinfo::bcaddr", 1, my_bcaddr);
-
- return 0;
-}
-
-void plugin_exit_netinfo(void)
-{
- close(socknr);
-}
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