Annotation of embedaddon/mpd/src/proto.c, revision 1.1.1.2
1.1 misho 1:
2: /*
3: * proto.c
4: *
5: * Written by Archie Cobbs <archie@freebsd.org>
6: * Copyright (c) 1995-1999 Whistle Communications, Inc. All rights reserved.
7: * See ``COPYRIGHT.whistle''
8: */
9:
10: #include "ppp.h"
11:
12: /*
13: * DEFINITIONS
14: */
15:
16: /* Protocol number <-> name mapping */
17: struct protoname {
18: u_short proto;
19: const char *name;
20: };
21:
22: /*
23: * INTERNAL VARIABLES
24: */
25:
26: /* These are protocols we use and keep stats on */
27: static const struct protoname statProtos[] = {
28: { 0, "Unknown" },
29: { PROTO_IP, "IP" },
30: { PROTO_VJUNCOMP, "VJUNCOMP" },
31: { PROTO_VJCOMP, "VJCOMP" },
32: { PROTO_IPV6, "IPv6" },
33: { PROTO_MP, "MP" },
34: { PROTO_IPCP, "IPCP" },
35: { PROTO_IPV6CP, "IPV6CP" },
36: { PROTO_ICOMPD, "ICOMPD" },
37: { PROTO_COMPD, "COMPD" },
38: { PROTO_ICCP, "ICCP" },
39: { PROTO_CCP, "CCP" },
40: { PROTO_LCP, "LCP" },
41: { PROTO_PAP, "PAP" },
42: { PROTO_LQR, "LQR" },
43: { PROTO_CHAP, "CHAP" },
44: { PROTO_ICRYPT, "ICRYPT" },
45: { PROTO_CRYPT, "CRYPT" },
46: { PROTO_IECP, "IECP" },
47: { PROTO_ECP, "ECP" },
48: { PROTO_SPAP, "SPAP" },
49: { PROTO_ATCP, "ATCP" },
50: { PROTO_EAP, "EAP" },
51: };
52: #define NUM_STAT_PROTOCOLS (sizeof(statProtos) / sizeof(*statProtos))
53:
54: /*
55: * These are other protocols we recognize but don't use
1.1.1.2 ! misho 56: * Reference: http://www.iana.org/assignments/ppp-numbers/ppp-numbers.xhtml
1.1 misho 57: */
58:
59: static const struct protoname protoNames[] = {
60: #ifdef PROTO_NAME_LIST
61:
62: /* Network layer protocols */
63: { 0x0001, "Padding Protocol" },
1.1.1.2 ! misho 64: { 0x0002, "ROHC small-CID" },
! 65: { 0x0005, "ROHC large-CID" },
1.1 misho 66: { 0x0021, "Internet Protocol" },
67: { 0x0023, "OSI Network Layer" },
68: { 0x0025, "Xerox NS IDP" },
69: { 0x0027, "DECnet Phase IV" },
70: { 0x0029, "Appletalk" },
71: { 0x002b, "Novell IPX" },
72: { 0x002d, "Van Jacobson Compressed TCP/IP" },
73: { 0x002f, "Van Jacobson Uncompressed TCP/IP" },
74: { 0x0031, "Bridging PDU" },
75: { 0x0033, "Stream Protocol (ST-II)" },
76: { 0x0035, "Banyan Vines" },
77: { 0x0037, "reserved (until 1993)" },
78: { 0x0039, "AppleTalk EDDP" },
79: { 0x003b, "AppleTalk SmartBuffered" },
80: { 0x003d, "Multi-Link" },
81: { 0x003f, "NETBIOS Framing" },
82: { 0x0041, "Cisco Systems" },
83: { 0x0043, "Ascom Timeplex" },
84: { 0x0045, "Fujitsu Link Backup and Load Balancing (LBLB)" },
85: { 0x0047, "DCA Remote Lan" },
86: { 0x0049, "Serial Data Transport Protocol (PPP-SDTP)" },
87: { 0x004b, "SNA over 802.2" },
88: { 0x004d, "SNA" },
89: { 0x004f, "IP6 Header Compression" },
90: { 0x0051, "KNX Bridging Data" },
91: { 0x0053, "Encryption" },
92: { 0x0055, "Individual Link Encryption" },
1.1.1.2 ! misho 93: { 0x0057, "Internet Protocol version 6" },
! 94: { 0x0059, "PPP Muxing (RFC 3153)" },
1.1 misho 95: { 0x005b, "Vendor-Specific Network Protocol" },
96: { 0x005d, "TRILL Network Protocol (TNP)" },
97: { 0x0061, "RTP IPHC Full Header" },
98: { 0x0063, "RTP IPHC Compressed TCP" },
99: { 0x0065, "RTP IPHC Compressed Non TCP" },
100: { 0x0067, "RTP IPHC Compressed UDP 8" },
101: { 0x0069, "RTP IPHC Compressed RTP 8" },
102: { 0x006f, "Stampede Bridging" },
103: { 0x0071, "BAP Bandwidth Allocation Protocol" },
104: { 0x0073, "MP+ Protocol" },
105: { 0x007d, "reserved (Control Escape) (RFC 1661)" },
106: { 0x007f, "reserved (compression inefficient) (RFC 1662)" },
1.1.1.2 ! misho 107: { 0x0081, "Unassigned" },
! 108: { 0x0083, "Unassigned" },
1.1 misho 109: { 0x00c1, "NTCITS IPI" },
1.1.1.2 ! misho 110: { 0x00cf, "Reserved (PPP NLPID)" },
! 111: { 0x00fb, "Single link compression in multilink" },
! 112: { 0x00fd, "Compressed datagram" },
! 113: { 0x00ff, "Reserved (compression inefficient)" },
1.1 misho 114:
115: { 0x0201, "802.1d Hello Packets (RFC 1220)" },
116: { 0x0203, "IBM Source Routing BPDU" },
117: { 0x0205, "DEC LANBridge100 Spanning Tree" },
118: { 0x0207, "Cisco Discovery Protocol" },
119: { 0x0209, "Netcs Twin Routing" },
1.1.1.2 ! misho 120: { 0x020b, "STP - Scheduled Transfer Protocol" },
! 121: { 0x020d, "EDP - Extreme Discovery Protocol" },
1.1 misho 122: { 0x0211, "Optical Supervisory Channel Protocol (OSCP)" },
123: { 0x0213, "Optical Supervisory Channel Protocol (OSCP)" },
124: { 0x0231, "Luxcom" },
125: { 0x0233, "Sigma Network Systems" },
126: { 0x0235, "Apple Client Server Protocol" },
127: { 0x0281, "MPLS Unicast" },
128: { 0x0283, "MPLS Multicast" },
129: { 0x0285, "IEEE p1284.4 standard - data packets" },
130: { 0x0287, "ETSI TETRA Network Protocol Type 1" },
131: { 0x0289, "Multichannel Flow Treatment Protocol" },
132:
133: { 0x2063, "RTP IPHC Compressed TCP No Delta" },
134: { 0x2065, "RTP IPHC Context State" },
135: { 0x2067, "RTP IPHC Compressed UDP 16" },
136: { 0x2069, "RTP IPHC Compressed RTP 16" },
137:
138: { 0x4001, "Cray Communications Control Protocol" },
139: { 0x4003, "CDPD Mobile Network Registration Protocol" },
1.1.1.2 ! misho 140: { 0x4005, "Expand accelerator protocol" },
! 141: { 0x4007, "ODSICP NCP" },
! 142: { 0x4009, "DOCSIS DLL" },
! 143: { 0x400b, "Cetacean Network Detection Protocol" },
1.1 misho 144: { 0x4021, "Stacker LZS" },
1.1.1.2 ! misho 145: { 0x4023, "RefTek Protocol" },
! 146: { 0x4025, "Fibre Channel" },
! 147: { 0x4027, "OpenDOF" },
! 148: { 0x405b, "Vendor-Specific Protocol (VSP)" },
! 149: { 0x405d, "TRILL Link State Protocol (TLSP)" },
1.1 misho 150:
151: /* Network layer control protocols */
152:
153: { 0x8021, "Internet Protocol Control Protocol" },
154: { 0x8023, "OSI Network Layer Control Protocol" },
155: { 0x8025, "Xerox NS IDP Control Protocol" },
156: { 0x8027, "DECnet Phase IV Control Protocol" },
157: { 0x8029, "Appletalk Control Protocol" },
158: { 0x802b, "Novell IPX Control Protocol" },
1.1.1.2 ! misho 159: { 0x802d, "Reserved" },
! 160: { 0x802f, "Reserved" },
1.1 misho 161: { 0x8031, "Bridging NCP" },
162: { 0x8033, "Stream Protocol Control Protocol" },
163: { 0x8035, "Banyan Vines Control Protocol" },
1.1.1.2 ! misho 164: { 0x8037, "Unassigned" },
! 165: { 0x8039, "Reserved" },
! 166: { 0x803b, "Reserved" },
1.1 misho 167: { 0x803d, "Multi-Link Control Protocol" },
168: { 0x803f, "NETBIOS Framing Control Protocol" },
169: { 0x8041, "Cisco Systems Control Protocol" },
170: { 0x8043, "Ascom Timeplex" },
171: { 0x8045, "Fujitsu LBLB Control Protocol" },
172: { 0x8047, "DCA Remote Lan Network Control Protocol (RLNCP)" },
173: { 0x8049, "Serial Data Control Protocol (PPP-SDCP)" },
174: { 0x804b, "SNA over 802.2 Control Protocol" },
175: { 0x804d, "SNA Control Protocol" },
176: { 0x804f, "IP6 Header Compression Control Protocol" },
177: { 0x8051, "KNX Bridging Control Protocol" },
178: { 0x8053, "Encryption Control Protocol" },
179: { 0x8055, "Individual Link Encryption Control Protocol" },
180: { 0x8057, "IPv6 PPP Control Protocol" },
1.1.1.2 ! misho 181: { 0x8059, "PPP Muxing Control Protocol" },
! 182: { 0x805b, "Vendor-Specific Network Control Protocol (VSNCP)" },
! 183: { 0x805d, "TRILL Network Control Protocol (TNCP)" },
1.1 misho 184: { 0x806f, "Stampede Bridging Control Protocol" },
185: { 0x8071, "BACP Bandwidth Allocation Control Protocol" },
186: { 0x8073, "MP+ Control Protocol" },
187: { 0x807d, "Not Used - reserved" },
1.1.1.2 ! misho 188: { 0x8081, "Unassigned" },
! 189: { 0x8083, "Unassigned" },
1.1 misho 190: { 0x80c1, "NTCITS IPI Control Protocol" },
191: { 0x80cf, "Not Used - reserved" },
1.1.1.2 ! misho 192: { 0x80fb, "single link compression in multilink control" },
1.1 misho 193: { 0x80fd, "Compression Control Protocol" },
194: { 0x80ff, "Not Used - reserved" },
195:
196: { 0x8207, "Cisco Discovery Protocol Control" },
197: { 0x8209, "Netcs Twin Routing" },
198: { 0x820b, "STP - Control Protocol" },
199: { 0x820d, "EDPCP - Extreme Discovery Protocol Ctrl Prtcl" },
200: { 0x8235, "Apple Client Server Protocol Control" },
201: { 0x8281, "MPLS Control Protocol (RFC 3032)" },
202: { 0x8283, "Tag Switching - Multicast" },
203: { 0x8285, "IEEE p1284.4 standard - Protocol Control" },
204: { 0x8287, "ETSI TETRA NSP1 Control Protocol" },
205: { 0x8289, "Multichannel Flow Treatment Protocol" },
206:
207: /* Link layer control protocols */
208:
209: { 0xc021, "Link Control Protocol" },
210: { 0xc023, "Password Authentication Protocol" },
211: { 0xc025, "Link Quality Report" },
212: { 0xc027, "Shiva Password Authentication Protocol" },
213: { 0xc029, "CallBack Control Protocol (CBCP)" },
1.1.1.2 ! misho 214: { 0xc02b, "BACP Bandwidth Allocation Control Protocol (RFC 2125)" },
! 215: { 0xc02d, "BAP (RFC 2125)" },
! 216: { 0xc05b, "Vendor-Specific Authentication Protocol (RFC 3772)" },
1.1 misho 217: { 0xc081, "Container Control Protocol", },
218: { 0xc223, "Challenge Handshake Authentication Protocol" },
219: { 0xc225, "RSA Authentication Protocol" },
220: { 0xc227, "Extensible Authentication Protocol" },
1.1.1.2 ! misho 221: { 0xc229, "Mitsubishi Security Info Exch Ptcl (SIEP)" },
1.1 misho 222: { 0xc26f, "Stampede Bridging Authorization Protocol" },
223: { 0xc281, "Proprietary Authentication Protocol", },
224: { 0xc283, "Proprietary Authentication Protocol", },
225: { 0xc481, "Proprietary Node ID Authentication Protocol", },
226: #endif
227: };
228: #define NUM_PROTO_NAMES (sizeof(protoNames) / sizeof(*protoNames))
229:
230: /*
231: * INTERNAL FUNCTIONS
232: */
233:
234: static int ProtoNameCmp(const void *v1, const void *v2);
235:
236: /*
237: * ProtoName()
238: * XXX For unknown protocols this function return pointer
239: * on the static variable. It is not good, but I think
240: * it should not create troubles as it is used only for logging.
241: */
242:
243: const char *
244: ProtoName(int proto)
245: {
1.1.1.2 ! misho 246: unsigned k;
1.1 misho 247: static char buf[20];
248: struct protoname key, *pn;
249:
250: /* First check our stat list for known short names */
251: for (k = 0; k < NUM_STAT_PROTOCOLS; k++) {
252: if (proto == statProtos[k].proto)
253: return(statProtos[k].name);
254: }
255:
256: /* Now look in list of all defined protocols */
257: key.proto = proto;
258: if ((pn = bsearch(&key, protoNames,
259: NUM_PROTO_NAMES, sizeof(*pn), ProtoNameCmp)) != NULL)
260: return(pn->name);
261:
262: /* Return hex value */
263: buf[19] = 0;
264: sprintf(buf, "0x%04x", proto);
265: return(buf);
266: }
267:
268: /*
269: * ProtoNameCmp()
270: */
271:
272: static int
273: ProtoNameCmp(const void *v1, const void *v2)
274: {
1.1.1.2 ! misho 275: const struct protoname *const p1 = (const struct protoname *) v1;
! 276: const struct protoname *const p2 = (const struct protoname *) v2;
1.1 misho 277:
278: return(p1->proto - p2->proto);
279: }
280:
281:
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