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qcacmn: Add API to check if HT rates is allowed

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Add API to check if HT rates are allowed based on the cipher and mode

Change-Id: I7a24dcaf82f92abf9e9d6c7d7bbd3818e955c330
CRs-Fixed: 2053603
This commit is contained in:
Sathish Kumar 2017-05-31 19:01:08 +05:30 • committed by snandini
commit c6cd8dc07d
2 changed files with 104 additions and 22 deletions
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25
umac/cmn_services/crypto/inc/wlan_crypto_global_api.h
View file

@ -50,6 +50,31 @@ QDF_STATUS wlan_crypto_set_param(struct wlan_objmgr_vdev *vdev,
*/
int32_t wlan_crypto_get_param(struct wlan_objmgr_vdev *vdev,
wlan_crypto_param_type param);
/**
* wlan_crypto_get_peer_param - called by ucfg to get crypto peer param
*
* @peer: peer
* @param: param to be get.
*
* This function gets called from ucfg to get peer param
*
* Return: value or -1 for failure
*/
int32_t wlan_crypto_get_peer_param(struct wlan_objmgr_peer *peer,
wlan_crypto_param_type param);
/**
* wlan_crypto_is_htallowed - called by ucfg to check if HT rates is allowed
*
* @vdev: Vdev
* @peer: Peer
*
* This function is called to check if HT rates is allowed
*
* Return: 0 for not allowed and +ve for allowed
*/
uint8_t wlan_crypto_is_htallowed(struct wlan_objmgr_vdev *vdev,
struct wlan_objmgr_peer *peer);
/**
* wlan_crypto_setkey - called by ucfg to setkey
*

101
umac/cmn_services/crypto/src/wlan_crypto_global_api.c
View file

@ -34,6 +34,8 @@
#include "wlan_crypto_param_handling_i.h"
#include "wlan_crypto_obj_mgr_i.h"
#include <qdf_module.h>
const struct wlan_crypto_cipher *wlan_crypto_cipher_ops[WLAN_CRYPTO_CIPHER_MAX];
@ -143,29 +145,20 @@ QDF_STATUS wlan_crypto_set_param(struct wlan_objmgr_vdev *vdev,
}
/**
* wlan_crypto_get_param - called by ucfg to get crypto param
* wlan_crypto_get_param_value - called by crypto APIs to get value for param
*
* @vdev: vdev
* @param: param to be get.
* @param: Crypto param type
* @crypto_params: Crypto params struct
*
* This function gets called from ucfg to get param
* This function gets called from in-within crypto layer
*
* Return: value or -1 for failure
*/
int32_t wlan_crypto_get_param(struct wlan_objmgr_vdev *vdev,
wlan_crypto_param_type param){
static int32_t wlan_crypto_get_param_value(wlan_crypto_param_type param,
struct wlan_crypto_params *crypto_params)
{
int32_t value = -1;
struct wlan_crypto_comp_priv *crypto_priv;
struct wlan_crypto_params *crypto_params;
crypto_priv = (struct wlan_crypto_comp_priv *)
wlan_get_vdev_crypto_obj(vdev);
if (crypto_priv == NULL) {
qdf_print("%s[%d] crypto_priv NULL\n", __func__, __LINE__);
return QDF_STATUS_E_INVAL;
}
crypto_params = &(crypto_priv->crypto_params);
switch (param) {
case WLAN_CRYPTO_PARAM_AUTH_MODE:
value = wlan_crypto_get_authmode(crypto_params);
@ -195,6 +188,71 @@ int32_t wlan_crypto_get_param(struct wlan_objmgr_vdev *vdev,
return value;
}
int32_t wlan_crypto_get_param(struct wlan_objmgr_vdev *vdev,
wlan_crypto_param_type param)
{
int32_t value = -1;
struct wlan_crypto_comp_priv *crypto_priv;
struct wlan_crypto_params *crypto_params;
crypto_priv = (struct wlan_crypto_comp_priv *)
wlan_get_vdev_crypto_obj(vdev);
if (crypto_priv == NULL) {
qdf_print("%s[%d] crypto_priv NULL\n", __func__, __LINE__);
return QDF_STATUS_E_INVAL;
}
crypto_params = &(crypto_priv->crypto_params);
value = wlan_crypto_get_param_value(param, crypto_params);
return value;
}
int32_t wlan_crypto_get_peer_param(struct wlan_objmgr_peer *peer,
wlan_crypto_param_type param)
{
int32_t value = -1;
struct wlan_crypto_comp_priv *crypto_priv;
struct wlan_crypto_params *crypto_params;
crypto_params = wlan_crypto_peer_get_comp_params(peer,
&crypto_priv);
if (crypto_params == NULL) {
qdf_print("%s[%d] crypto_params NULL\n", __func__, __LINE__);
return QDF_STATUS_E_INVAL;
}
value = wlan_crypto_get_param_value(param, crypto_params);
return value;
}
uint8_t wlan_crypto_is_htallowed(struct wlan_objmgr_vdev *vdev,
struct wlan_objmgr_peer *peer)
{
int32_t ucast_cipher;
if (!(vdev || peer)) {
qdf_print("%s[%d] Invalid params\n", __func__, __LINE__);
return 0;
}
if (vdev)
ucast_cipher = wlan_crypto_get_param(vdev,
WLAN_CRYPTO_PARAM_UCAST_CIPHER);
else
ucast_cipher = wlan_crypto_get_peer_param(peer,
WLAN_CRYPTO_PARAM_UCAST_CIPHER);
return (ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_WEP)) ||
((ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_TKIP)) &&
!(ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_AES_CCM)) &&
!(ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_AES_GCM)) &&
!(ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_AES_GCM_256)) &&
!(ucast_cipher & (1 << WLAN_CRYPTO_CIPHER_AES_CCM_256)));
}
qdf_export_symbol(wlan_crypto_is_htallowed);
static void initialize_send_iv(uint8_t *iv, uint8_t *init_iv)
{
int8_t i = 0;
@ -573,9 +631,9 @@ QDF_STATUS wlan_crypto_delkey(struct wlan_objmgr_vdev *vdev,
uint8_t bssid_mac[WLAN_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
if (!vdev || !macaddr || (key_idx >= WLAN_CRYPTO_MAXKEYIDX)) {
qdf_print("%s[%d] Invalid params vdev %p, macaddr %p keyidx %d",
__func__, __LINE__, vdev,
macaddr, key_idx);
qdf_print("%s[%d] Invalid params vdev %p, macaddr %p keyidx %d\n",
__func__, __LINE__, vdev,
macaddr, key_idx);
return QDF_STATUS_E_INVAL;
}
@ -673,9 +731,8 @@ QDF_STATUS wlan_crypto_default_key(struct wlan_objmgr_vdev *vdev,
wlan_vdev_obj_unlock(vdev);
if (!vdev || !macaddr || (key_idx >= WLAN_CRYPTO_MAXKEYIDX)) {
qdf_print("%s[%d] Invalid params vdev %p, macaddr %p keyidx %d",
__func__, __LINE__, vdev,
macaddr, key_idx);
qdf_print("%s[%d] Invalid params vdev %p, macaddr %p keyidx %d\n",
__func__, __LINE__, vdev, macaddr, key_idx);
return QDF_STATUS_E_INVAL;
}
if (qdf_is_macaddr_broadcast((struct qdf_mac_addr *)macaddr)) {