diff options
Diffstat (limited to 'src/libstrongswan/eap')
| -rw-r--r-- | src/libstrongswan/eap/eap.c | 80 | ||||
| -rw-r--r-- | src/libstrongswan/eap/eap.h | 39 |
2 files changed, 103 insertions, 16 deletions
diff --git a/src/libstrongswan/eap/eap.c b/src/libstrongswan/eap/eap.c index efd3ee981..1e4cf11bf 100644 --- a/src/libstrongswan/eap/eap.c +++ b/src/libstrongswan/eap/eap.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2012 Tobias Brunner * Copyright (C) 2006 Martin Willi * Hochschule fuer Technik Rapperswil * @@ -13,8 +14,13 @@ * for more details. */ +#include <stdlib.h> +#include <errno.h> + #include "eap.h" +#include <debug.h> + ENUM(eap_code_names, EAP_REQUEST, EAP_FAILURE, "EAP_REQUEST", "EAP_RESPONSE", @@ -51,12 +57,12 @@ ENUM_NEXT(eap_type_names, EAP_MSTLV, EAP_MSTLV, EAP_MSCHAPV2, "EAP_MSTLV"); ENUM_NEXT(eap_type_names, EAP_TNC, EAP_TNC, EAP_MSTLV, "EAP_TNC"); -ENUM_NEXT(eap_type_names, EAP_DYNAMIC, EAP_EXPERIMENTAL, EAP_TNC, - "EAP_DYNAMIC", - "EAP_RADIUS", +ENUM_NEXT(eap_type_names, EAP_EXPANDED, EAP_DYNAMIC, EAP_TNC, "EAP_EXPANDED", - "EAP_EXPERIMENTAL"); -ENUM_END(eap_type_names, EAP_EXPERIMENTAL); + "EAP_EXPERIMENTAL", + "EAP_RADIUS", + "EAP_DYNAMIC"); +ENUM_END(eap_type_names, EAP_DYNAMIC); ENUM_BEGIN(eap_type_short_names, EAP_IDENTITY, EAP_GTC, "ID", @@ -80,12 +86,12 @@ ENUM_NEXT(eap_type_short_names, EAP_MSTLV, EAP_MSTLV, EAP_MSCHAPV2, "MSTLV"); ENUM_NEXT(eap_type_short_names, EAP_TNC, EAP_TNC, EAP_MSTLV, "TNC"); -ENUM_NEXT(eap_type_short_names, EAP_DYNAMIC, EAP_EXPERIMENTAL, EAP_TNC, - "DYN", - "RAD", +ENUM_NEXT(eap_type_short_names, EAP_EXPANDED, EAP_DYNAMIC, EAP_TNC, "EXP", - "XP"); -ENUM_END(eap_type_short_names, EAP_EXPERIMENTAL); + "XP", + "RAD", + "DYN"); +ENUM_END(eap_type_short_names, EAP_DYNAMIC); /* * See header @@ -108,6 +114,7 @@ eap_type_t eap_type_from_string(char *name) {"peap", EAP_PEAP}, {"mschapv2", EAP_MSCHAPV2}, {"tnc", EAP_TNC}, + {"dynamic", EAP_DYNAMIC}, {"radius", EAP_RADIUS}, }; @@ -120,3 +127,56 @@ eap_type_t eap_type_from_string(char *name) } return 0; } + +/* + * See header + */ +eap_vendor_type_t *eap_vendor_type_from_string(char *str) +{ + enumerator_t *enumerator; + eap_vendor_type_t *result = NULL; + eap_type_t type = 0; + u_int32_t vendor = 0; + char *part, *end; + + /* parse EAP method string of the form: [eap-]type[-vendor] */ + enumerator = enumerator_create_token(str, "-", " "); + while (enumerator->enumerate(enumerator, &part)) + { + if (!type) + { + if (streq(part, "eap")) + { /* skip 'eap' at the beginning */ + continue; + } + type = eap_type_from_string(part); + if (!type) + { + type = strtoul(part, &end, 0); + if (*end != '\0' || errno) + { + DBG1(DBG_LIB, "unknown or invalid EAP method: %s", part); + break; + } + } + continue; + } + vendor = strtoul(part, &end, 0); + if (*end != '\0' || errno) + { + DBG1(DBG_LIB, "invalid EAP vendor: %s", part); + type = 0; + } + break; + } + enumerator->destroy(enumerator); + + if (type) + { + INIT(result, + .type = type, + .vendor = vendor, + ); + } + return result; +} diff --git a/src/libstrongswan/eap/eap.h b/src/libstrongswan/eap/eap.h index 945e4bc59..0e144b123 100644 --- a/src/libstrongswan/eap/eap.h +++ b/src/libstrongswan/eap/eap.h @@ -1,6 +1,8 @@ /* + * Copyright (C) 2012 Tobias Brunner * Copyright (C) 2010 Martin Willi * Copyright (C) 2010 revosec AG + * Hochschule fuer Technik Rapperswil * * 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 @@ -14,7 +16,7 @@ */ /** - * @defgroup eap eap + * @defgroup leap eap * @{ @ingroup libstrongswan */ @@ -23,6 +25,7 @@ typedef enum eap_code_t eap_code_t; typedef enum eap_type_t eap_type_t; +typedef struct eap_vendor_type_t eap_vendor_type_t; #include <library.h> @@ -62,14 +65,14 @@ enum eap_type_t { EAP_AKA = 23, EAP_PEAP = 25, EAP_MSCHAPV2 = 26, - EAP_MSTLV = 33, + EAP_MSTLV = 33, EAP_TNC = 38, - /** select EAP method dynamically based on i.e. EAP-Identity */ - EAP_DYNAMIC = 252, - /** not a method, but an implementation providing different methods */ - EAP_RADIUS = 253, EAP_EXPANDED = 254, EAP_EXPERIMENTAL = 255, + /** not a method, but an implementation providing different methods */ + EAP_RADIUS = 256, + /** not a method, select method dynamically based on client selection */ + EAP_DYNAMIC = 257, }; /** @@ -83,6 +86,22 @@ extern enum_name_t *eap_type_names; extern enum_name_t *eap_type_short_names; /** + * Struct that stores EAP type and vendor ID + */ +struct eap_vendor_type_t { + + /** + * EAP type + */ + eap_type_t type; + + /** + * Vendor Id + */ + u_int32_t vendor; +}; + +/** * EAP packet format */ typedef struct __attribute__((packed)) { @@ -101,4 +120,12 @@ typedef struct __attribute__((packed)) { */ eap_type_t eap_type_from_string(char *name); +/** + * Parse a string of the form [eap-]type[-vendor]. + * + * @param str EAP method string + * @return parsed type (gets allocated), NULL if unknown or failed + */ +eap_vendor_type_t *eap_vendor_type_from_string(char *str); + #endif /** EAP_H_ @}*/ |