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      1 /*
      2  * Driver interface for RADIUS server or WPS ER only (no driver)
      3  * Copyright (c) 2008, Atheros Communications
      4  *
      5  * This program is free software; you can redistribute it and/or modify
      6  * it under the terms of the GNU General Public License version 2 as
      7  * published by the Free Software Foundation.
      8  *
      9  * Alternatively, this software may be distributed under the terms of BSD
     10  * license.
     11  *
     12  * See README and COPYING for more details.
     13  */
     14 
     15 #include "includes.h"
     16 
     17 #include "common.h"
     18 #include "driver.h"
     19 
     20 
     21 struct none_driver_data {
     22 	struct hostapd_data *hapd;
     23 	void *ctx;
     24 };
     25 
     26 
     27 static void * none_driver_hapd_init(struct hostapd_data *hapd,
     28 				    struct wpa_init_params *params)
     29 {
     30 	struct none_driver_data *drv;
     31 
     32 	drv = os_zalloc(sizeof(struct none_driver_data));
     33 	if (drv == NULL) {
     34 		wpa_printf(MSG_ERROR, "Could not allocate memory for none "
     35 			   "driver data");
     36 		return NULL;
     37 	}
     38 	drv->hapd = hapd;
     39 
     40 	return drv;
     41 }
     42 
     43 
     44 static void none_driver_hapd_deinit(void *priv)
     45 {
     46 	struct none_driver_data *drv = priv;
     47 
     48 	os_free(drv);
     49 }
     50 
     51 
     52 static int none_driver_send_ether(void *priv, const u8 *dst, const u8 *src,
     53 				  u16 proto, const u8 *data, size_t data_len)
     54 {
     55 	return 0;
     56 }
     57 
     58 
     59 static void * none_driver_init(void *ctx, const char *ifname)
     60 {
     61 	struct none_driver_data *drv;
     62 
     63 	drv = os_zalloc(sizeof(struct none_driver_data));
     64 	if (drv == NULL) {
     65 		wpa_printf(MSG_ERROR, "Could not allocate memory for none "
     66 			   "driver data");
     67 		return NULL;
     68 	}
     69 	drv->ctx = ctx;
     70 
     71 	return drv;
     72 }
     73 
     74 
     75 static void none_driver_deinit(void *priv)
     76 {
     77 	struct none_driver_data *drv = priv;
     78 
     79 	os_free(drv);
     80 }
     81 
     82 
     83 static int none_driver_send_eapol(void *priv, const u8 *dest, u16 proto,
     84 				  const u8 *data, size_t data_len)
     85 {
     86 	return -1;
     87 }
     88 
     89 
     90 const struct wpa_driver_ops wpa_driver_none_ops = {
     91 	.name = "none",
     92 	.desc = "no driver (RADIUS server/WPS ER)",
     93 	.hapd_init = none_driver_hapd_init,
     94 	.hapd_deinit = none_driver_hapd_deinit,
     95 	.send_ether = none_driver_send_ether,
     96 	.init = none_driver_init,
     97 	.deinit = none_driver_deinit,
     98 	.send_eapol = none_driver_send_eapol,
     99 };
    100