contrib/hostapd/src/drivers/driver_none.c

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