mirror of
https://github.com/vanhoefm/fragattacks.git
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5f2301a6da
This cleans up coding style of the EAP implementation by avoiding typedef of an enum hiding the type of the variables. Signed-off-by: Jouni Malinen <j@w1.fi>
126 lines
2.4 KiB
C
126 lines
2.4 KiB
C
/*
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* EAP-SIM peer fuzzer
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* Copyright (c) 2019, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#include "utils/includes.h"
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#include "utils/common.h"
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#include "eap_peer/eap_methods.h"
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#include "eap_peer/eap_config.h"
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#include "eap_peer/eap_i.h"
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#include "../fuzzer-common.h"
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int eap_peer_sim_register(void);
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struct eap_method * registered_eap_method = NULL;
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struct eap_method * eap_peer_method_alloc(int version, int vendor,
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enum eap_type method,
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const char *name)
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{
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struct eap_method *eap;
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eap = os_zalloc(sizeof(*eap));
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if (!eap)
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return NULL;
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eap->version = version;
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eap->vendor = vendor;
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eap->method = method;
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eap->name = name;
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return eap;
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}
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int eap_peer_method_register(struct eap_method *method)
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{
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registered_eap_method = method;
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return 0;
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}
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static struct eap_peer_config eap_sim_config = {
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.identity = (u8 *) "1232010000000000",
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.identity_len = 16,
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.password = (u8 *) "90dca4eda45b53cf0f12d7c9c3bc6a89:cb9cccc4b9258e6dca4760379fb82581",
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.password_len = 65,
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};
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struct eap_peer_config * eap_get_config(struct eap_sm *sm)
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{
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return &eap_sim_config;
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}
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const u8 * eap_get_config_identity(struct eap_sm *sm, size_t *len)
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{
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static const char *id = "1232010000000000";
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*len = os_strlen(id);
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return (const u8 *) id;
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}
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void eap_set_anon_id(struct eap_sm *sm, const u8 *id, size_t len)
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{
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}
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void eap_sm_request_identity(struct eap_sm *sm)
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{
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}
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void eap_sm_request_sim(struct eap_sm *sm, const char *req)
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{
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}
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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const u8 *pos, *end;
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struct eap_sm *sm;
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void *priv;
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struct eap_method_ret ret;
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wpa_fuzzer_set_debug_level();
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eap_peer_sim_register();
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sm = os_zalloc(sizeof(*sm));
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if (!sm)
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return 0;
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priv = registered_eap_method->init(sm);
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os_memset(&ret, 0, sizeof(ret));
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pos = data;
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end = pos + size;
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while (end - pos > 2) {
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u16 flen;
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struct wpabuf *buf, *req;
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flen = WPA_GET_BE16(pos);
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pos += 2;
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if (end - pos < flen)
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break;
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req = wpabuf_alloc_copy(pos, flen);
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if (!req)
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break;
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wpa_hexdump_buf(MSG_MSGDUMP, "fuzzer - request", req);
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buf = registered_eap_method->process(sm, priv, &ret, req);
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wpa_hexdump_buf(MSG_MSGDUMP, "fuzzer - local response", buf);
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wpabuf_free(req);
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wpabuf_free(buf);
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pos += flen;
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}
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registered_eap_method->deinit(sm, priv);
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os_free(registered_eap_method);
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os_free(sm);
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return 0;
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}
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