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032fc7a937
hooking together multiple qemu instances into a single virtual network without needing root access. It can also be used for tunneling or other network simulation tasks. PR: ports/76874 Submitted by: Craig Boston <craig@yekse.gank.org>
46 lines
983 B
C
46 lines
983 B
C
--- tuntap.c Sat Jan 29 15:02:08 2005
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+++ tuntap.c Sun Jan 30 00:27:23 2005
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@@ -11,8 +11,16 @@
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#include <unistd.h>
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#include <syslog.h>
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#include <sys/ioctl.h>
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+#ifdef __FreeBSD__
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+#include <sys/types.h>
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+#include <sys/socket.h>
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+#endif
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#include <net/if.h>
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+#ifdef __FreeBSD__
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+#include <net/if_tun.h>
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+#else
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#include <linux/if_tun.h>
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+#endif
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#include "port.h"
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#include "switch.h"
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@@ -28,13 +36,16 @@
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int open_tap(char *dev)
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{
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+#ifndef __FreeBSD__
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struct ifreq ifr;
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+#endif
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int fd;
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- if((fd = open("/dev/net/tun", O_RDWR)) < 0){
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- printlog(LOG_ERR,"Failed to open /dev/net/tun %s",strerror(errno));
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+ if((fd = open(dev, O_RDWR)) < 0){
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+ printlog(LOG_ERR,"Failed to open %s %s", dev, strerror(errno));
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return(-1);
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}
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+#ifndef __FreeBSD__
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memset(&ifr, 0, sizeof(ifr));
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ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
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strncpy(ifr.ifr_name, dev, sizeof(ifr.ifr_name) - 1);
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@@ -43,5 +54,6 @@
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close(fd);
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return(-1);
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}
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+#endif
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return(fd);
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}
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