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-rw-r--r--networking/libiproute/ll_proto.c118
1 files changed, 118 insertions, 0 deletions
diff --git a/networking/libiproute/ll_proto.c b/networking/libiproute/ll_proto.c
new file mode 100644
index 0000000..394338a
--- /dev/null
+++ b/networking/libiproute/ll_proto.c
@@ -0,0 +1,118 @@
+/*
+ * ll_proto.c
+ *
+ * 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.
+ *
+ * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <string.h>
+
+#include <linux/netdevice.h>
+#include <linux/if_arp.h>
+#include <linux/sockios.h>
+
+#include "utils.h"
+
+
+#define __PF(f,n) { ETH_P_##f, #n },
+static struct {
+ int id;
+ char *name;
+} llproto_names[] = {
+__PF(LOOP,loop)
+__PF(PUP,pup)
+#ifdef ETH_P_PUPAT
+__PF(PUPAT,pupat)
+#endif
+__PF(IP,ip)
+__PF(X25,x25)
+__PF(ARP,arp)
+__PF(BPQ,bpq)
+#ifdef ETH_P_IEEEPUP
+__PF(IEEEPUP,ieeepup)
+#endif
+#ifdef ETH_P_IEEEPUPAT
+__PF(IEEEPUPAT,ieeepupat)
+#endif
+__PF(DEC,dec)
+__PF(DNA_DL,dna_dl)
+__PF(DNA_RC,dna_rc)
+__PF(DNA_RT,dna_rt)
+__PF(LAT,lat)
+__PF(DIAG,diag)
+__PF(CUST,cust)
+__PF(SCA,sca)
+__PF(RARP,rarp)
+__PF(ATALK,atalk)
+__PF(AARP,aarp)
+__PF(IPX,ipx)
+__PF(IPV6,ipv6)
+__PF(PPP_DISC,ppp_disc)
+__PF(PPP_SES,ppp_ses)
+__PF(ATMMPOA,atmmpoa)
+__PF(ATMFATE,atmfate)
+
+__PF(802_3,802_3)
+__PF(AX25,ax25)
+__PF(ALL,all)
+__PF(802_2,802_2)
+__PF(SNAP,snap)
+__PF(DDCMP,ddcmp)
+__PF(WAN_PPP,wan_ppp)
+__PF(PPP_MP,ppp_mp)
+__PF(LOCALTALK,localtalk)
+__PF(PPPTALK,ppptalk)
+__PF(TR_802_2,tr_802_2)
+__PF(MOBITEX,mobitex)
+__PF(CONTROL,control)
+__PF(IRDA,irda)
+__PF(ECONET,econet)
+
+{ 0x8100, "802.1Q" },
+{ ETH_P_IP, "ipv4" },
+};
+#undef __PF
+
+
+char * ll_proto_n2a(unsigned short id, char *buf, int len)
+{
+ int i;
+
+ id = ntohs(id);
+
+ for (i=0; i<sizeof(llproto_names)/sizeof(llproto_names[0]); i++) {
+ if (llproto_names[i].id == id)
+ return llproto_names[i].name;
+ }
+ snprintf(buf, len, "[%d]", id);
+ return buf;
+}
+
+int ll_proto_a2n(unsigned short *id, char *buf)
+{
+ int i;
+ for (i=0; i<sizeof(llproto_names)/sizeof(llproto_names[0]); i++) {
+ if (strcasecmp(llproto_names[i].name, buf) == 0) {
+ *id = htons(llproto_names[i].id);
+ return 0;
+ }
+ }
+ if (get_u16(id, buf, 0))
+ return -1;
+ *id = htons(*id);
+ return 0;
+}