Annotation of embedaddon/strongswan/src/libstrongswan/eap/eap.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2012 Tobias Brunner
! 3: * Copyright (C) 2006 Martin Willi
! 4: * HSR Hochschule fuer Technik Rapperswil
! 5: *
! 6: * This program is free software; you can redistribute it and/or modify it
! 7: * under the terms of the GNU General Public License as published by the
! 8: * Free Software Foundation; either version 2 of the License, or (at your
! 9: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
! 10: *
! 11: * This program is distributed in the hope that it will be useful, but
! 12: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 13: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
! 14: * for more details.
! 15: */
! 16:
! 17: #include <stdlib.h>
! 18: #include <errno.h>
! 19:
! 20: #include "eap.h"
! 21:
! 22: #include <utils/debug.h>
! 23:
! 24: ENUM(eap_code_names, EAP_REQUEST, EAP_FAILURE,
! 25: "EAP_REQUEST",
! 26: "EAP_RESPONSE",
! 27: "EAP_SUCCESS",
! 28: "EAP_FAILURE",
! 29: );
! 30:
! 31: ENUM(eap_code_short_names, EAP_REQUEST, EAP_FAILURE,
! 32: "REQ",
! 33: "RES",
! 34: "SUCC",
! 35: "FAIL",
! 36: );
! 37:
! 38: ENUM_BEGIN(eap_type_names, EAP_IDENTITY, EAP_GTC,
! 39: "EAP_IDENTITY",
! 40: "EAP_NOTIFICATION",
! 41: "EAP_NAK",
! 42: "EAP_MD5",
! 43: "EAP_OTP",
! 44: "EAP_GTC");
! 45: ENUM_NEXT(eap_type_names, EAP_TLS, EAP_TLS, EAP_GTC,
! 46: "EAP_TLS");
! 47: ENUM_NEXT(eap_type_names, EAP_SIM, EAP_SIM, EAP_TLS,
! 48: "EAP_SIM");
! 49: ENUM_NEXT(eap_type_names, EAP_TTLS, EAP_TTLS, EAP_SIM,
! 50: "EAP_TTLS");
! 51: ENUM_NEXT(eap_type_names, EAP_AKA, EAP_AKA, EAP_TTLS,
! 52: "EAP_AKA");
! 53: ENUM_NEXT(eap_type_names, EAP_PEAP, EAP_MSCHAPV2, EAP_AKA,
! 54: "EAP_PEAP",
! 55: "EAP_MSCHAPV2");
! 56: ENUM_NEXT(eap_type_names, EAP_MSTLV, EAP_MSTLV, EAP_MSCHAPV2,
! 57: "EAP_MSTLV");
! 58: ENUM_NEXT(eap_type_names, EAP_TNC, EAP_TNC, EAP_MSTLV,
! 59: "EAP_TNC");
! 60: ENUM_NEXT(eap_type_names, EAP_PT_EAP, EAP_PT_EAP, EAP_TNC,
! 61: "EAP_PT_EAP");
! 62: ENUM_NEXT(eap_type_names, EAP_EXPANDED, EAP_DYNAMIC, EAP_PT_EAP,
! 63: "EAP_EXPANDED",
! 64: "EAP_EXPERIMENTAL",
! 65: "EAP_RADIUS",
! 66: "EAP_DYNAMIC");
! 67: ENUM_END(eap_type_names, EAP_DYNAMIC);
! 68:
! 69: ENUM_BEGIN(eap_type_short_names, EAP_IDENTITY, EAP_GTC,
! 70: "ID",
! 71: "NTF",
! 72: "NAK",
! 73: "MD5",
! 74: "OTP",
! 75: "GTC");
! 76: ENUM_NEXT(eap_type_short_names, EAP_TLS, EAP_TLS, EAP_GTC,
! 77: "TLS");
! 78: ENUM_NEXT(eap_type_short_names, EAP_SIM, EAP_SIM, EAP_TLS,
! 79: "SIM");
! 80: ENUM_NEXT(eap_type_short_names, EAP_TTLS, EAP_TTLS, EAP_SIM,
! 81: "TTLS");
! 82: ENUM_NEXT(eap_type_short_names, EAP_AKA, EAP_AKA, EAP_TTLS,
! 83: "AKA");
! 84: ENUM_NEXT(eap_type_short_names, EAP_PEAP, EAP_MSCHAPV2, EAP_AKA,
! 85: "PEAP",
! 86: "MSCHAPV2");
! 87: ENUM_NEXT(eap_type_short_names, EAP_MSTLV, EAP_MSTLV, EAP_MSCHAPV2,
! 88: "MSTLV");
! 89: ENUM_NEXT(eap_type_short_names, EAP_TNC, EAP_TNC, EAP_MSTLV,
! 90: "TNC");
! 91: ENUM_NEXT(eap_type_short_names, EAP_PT_EAP, EAP_PT_EAP, EAP_TNC,
! 92: "PT");
! 93: ENUM_NEXT(eap_type_short_names, EAP_EXPANDED, EAP_DYNAMIC, EAP_PT_EAP,
! 94: "EXP",
! 95: "XP",
! 96: "RAD",
! 97: "DYN");
! 98: ENUM_END(eap_type_short_names, EAP_DYNAMIC);
! 99:
! 100: /*
! 101: * See header
! 102: */
! 103: eap_type_t eap_type_from_string(char *name)
! 104: {
! 105: int i;
! 106: static struct {
! 107: char *name;
! 108: eap_type_t type;
! 109: } types[] = {
! 110: {"identity", EAP_IDENTITY},
! 111: {"md5", EAP_MD5},
! 112: {"otp", EAP_OTP},
! 113: {"gtc", EAP_GTC},
! 114: {"tls", EAP_TLS},
! 115: {"ttls", EAP_TTLS},
! 116: {"sim", EAP_SIM},
! 117: {"aka", EAP_AKA},
! 118: {"peap", EAP_PEAP},
! 119: {"mschapv2", EAP_MSCHAPV2},
! 120: {"tnc", EAP_TNC},
! 121: {"pt", EAP_PT_EAP},
! 122: {"dynamic", EAP_DYNAMIC},
! 123: {"radius", EAP_RADIUS},
! 124: };
! 125:
! 126: for (i = 0; i < countof(types); i++)
! 127: {
! 128: if (strcaseeq(name, types[i].name))
! 129: {
! 130: return types[i].type;
! 131: }
! 132: }
! 133: return 0;
! 134: }
! 135:
! 136: /*
! 137: * See header
! 138: */
! 139: eap_vendor_type_t *eap_vendor_type_from_string(char *str)
! 140: {
! 141: enumerator_t *enumerator;
! 142: eap_vendor_type_t *result = NULL;
! 143: eap_type_t type = 0;
! 144: uint32_t vendor = 0;
! 145: char *part, *end;
! 146:
! 147: /* parse EAP method string of the form: [eap-]type[-vendor] */
! 148: enumerator = enumerator_create_token(str, "-", " ");
! 149: while (enumerator->enumerate(enumerator, &part))
! 150: {
! 151: if (!type)
! 152: {
! 153: if (streq(part, "eap"))
! 154: { /* skip 'eap' at the beginning */
! 155: continue;
! 156: }
! 157: type = eap_type_from_string(part);
! 158: if (!type)
! 159: {
! 160: errno = 0;
! 161: type = strtoul(part, &end, 0);
! 162: if (*end != '\0' || errno)
! 163: {
! 164: DBG1(DBG_LIB, "unknown or invalid EAP method: %s", part);
! 165: break;
! 166: }
! 167: }
! 168: continue;
! 169: }
! 170: errno = 0;
! 171: vendor = strtoul(part, &end, 0);
! 172: if (*end != '\0' || errno)
! 173: {
! 174: DBG1(DBG_LIB, "invalid EAP vendor: %s", part);
! 175: type = 0;
! 176: }
! 177: break;
! 178: }
! 179: enumerator->destroy(enumerator);
! 180:
! 181: if (type)
! 182: {
! 183: INIT(result,
! 184: .type = type,
! 185: .vendor = vendor,
! 186: );
! 187: }
! 188: return result;
! 189: }
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