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https://github.com/Mathewnd/Astral.git
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Matheus
56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
#ifndef U80211_KEY_H
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#define U80211_KEY_H
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#include <stddef.h>
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#include <stdint.h>
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#include <u80211/packet.h>
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typedef enum {
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U80211_CIPHER_CCMP,
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U80211_CIPHER_TKIP,
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U80211_CIPHER_WEP40,
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U80211_CIPHER_WEP104,
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} u80211_cipher_t;
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typedef enum {
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U80211_KEY_PAIRWISE = 1 << 0,
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U80211_KEY_GROUP = 1 << 1,
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U80211_KEY_RX = 1 << 2,
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U80211_KEY_TX = 1 << 3,
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} u80211_key_flags_t;
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typedef struct {
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u80211_cipher_t cipher;
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uint8_t index;
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u80211_mac_address_t peer;
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const uint8_t *key;
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size_t key_len;
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const uint8_t *rx_seq;
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size_t rx_seq_len;
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uint32_t flags;
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} u80211_key_t;
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typedef struct {
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const u80211_header_description_t *header;
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uint8_t key_index;
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const u80211_mac_address_t *destination;
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const u80211_mac_address_t *source;
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uint8_t priority;
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const void *data;
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size_t data_size;
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uint8_t sequence[6];
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uint8_t mic[8];
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} u80211_tkip_data_t;
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int u80211_set_key(u80211_device_t *device, const u80211_key_t *key);
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int u80211_del_key(u80211_device_t *device, uint8_t index, const u80211_mac_address_t *peer, uint32_t flags);
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int u80211_select_key(u80211_device_t *device, const u80211_header_description_t *header);
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int u80211_select_cipher(u80211_device_t *device, const u80211_header_description_t *header);
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int u80211_select_cipher_by_index(u80211_device_t *device, const u80211_header_description_t *header, uint8_t index);
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bool u80211_key_update_rx_sequence(u80211_device_t *device, const u80211_header_description_t *header, uint8_t index, u80211_cipher_t cipher, const uint8_t *sequence, size_t sequence_size);
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bool u80211_key_validate_tkip_rx(u80211_device_t *device, const u80211_tkip_data_t *data);
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bool u80211_key_prepare_tkip_tx(u80211_device_t *device, u80211_tkip_data_t *data);
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bool u80211_key_next_tx_sequence(u80211_device_t *device, const u80211_header_description_t *header, uint8_t index, u80211_cipher_t cipher, uint8_t *sequence, size_t sequence_size);
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#endif
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