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/*
* Operating Channel Validation (OCV)
* Copyright (c) 2018, Mathy Vanhoef
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef OCV_H
#define OCV_H
struct wpa_channel_info;
struct oci_info {
/* Values in the OCI element */
u8 op_class;
u8 channel;
u8 seg1_idx;
/* Derived values for easier verification */
int freq;
int sec_channel;
int chanwidth;
};
#define OCV_OCI_LEN 3
#define OCV_OCI_EXTENDED_LEN (3 + OCV_OCI_LEN)
#define OCV_OCI_KDE_LEN (2 + RSN_SELECTOR_LEN + OCV_OCI_LEN)
extern char ocv_errorstr[256];
int ocv_derive_all_parameters(struct oci_info *oci);
int ocv_insert_oci(struct wpa_channel_info *ci, u8 **argpos);
int ocv_insert_oci_kde(struct wpa_channel_info *ci, u8 **argpos);
int ocv_insert_extended_oci(struct wpa_channel_info *ci, u8 *pos);
int ocv_verify_tx_params(const u8 *oci_ie, size_t oci_ie_len,
struct wpa_channel_info *ci, int tx_chanwidth,
int tx_seg1_idx);
#endif /* OCV_H */
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