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https://git.kernel.org/pub/scm/network/wireless/iwd.git
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eapol: Add __eapol_set_gtk_install_func
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parent
75bacbb896
commit
6ec364cb86
21
src/eapol.c
21
src/eapol.c
@ -38,11 +38,13 @@
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#include "crypto.h"
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#include "eapol.h"
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#include "ie.h"
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#include "util.h"
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struct l_queue *state_machines;
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eapol_tx_packet_func_t tx_packet = NULL;
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eapol_get_nonce_func_t get_nonce = NULL;
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eapol_install_tk_func_t install_tk = NULL;
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eapol_install_gtk_func_t install_gtk = NULL;
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enum eapol_protocol_version protocol_version = EAPOL_PROTOCOL_VERSION_2004;
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#define VERIFY_IS_ZERO(field) \
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@ -697,6 +699,7 @@ static void eapol_handle_ptk_3_of_4(uint32_t ifindex,
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const uint8_t *gtk;
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size_t gtk_len;
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const uint8_t *rsne;
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uint8_t gtk_key_index;
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if (!eapol_verify_ptk_3_of_4(ek))
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return;
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@ -737,6 +740,15 @@ static void eapol_handle_ptk_3_of_4(uint32_t ifindex,
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if (!gtk)
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return;
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if (gtk_len < 2)
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return;
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gtk_key_index = util_bit_field(gtk[0], 0, 2);
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/* TODO: Handle tx bit */
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gtk += 2;
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gtk_len -= 2;
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step4 = eapol_create_ptk_4_of_4(protocol_version,
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ek->key_descriptor_version,
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sm->replay_counter);
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@ -750,6 +762,10 @@ static void eapol_handle_ptk_3_of_4(uint32_t ifindex,
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if (install_tk)
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install_tk(sm->ifindex, sm->aa, ptk->tk, rsne, sm->user_data);
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if (install_gtk)
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install_gtk(sm->ifindex, gtk_key_index, gtk, gtk_len,
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ek->key_rsc, 6, rsne, sm->user_data);
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fail:
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l_free(step4);
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}
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@ -876,6 +892,11 @@ void __eapol_set_install_tk_func(eapol_install_tk_func_t func)
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install_tk = func;
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}
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void __eapol_set_install_gtk_func(eapol_install_gtk_func_t func)
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{
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install_gtk = func;
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}
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struct l_io *eapol_open_pae(uint32_t index)
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{
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struct l_io *io;
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@ -102,6 +102,10 @@ typedef bool (*eapol_get_nonce_func_t)(uint8_t nonce[]);
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typedef void (*eapol_install_tk_func_t)(uint32_t ifindex, const uint8_t *aa,
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const uint8_t *tk, const uint8_t *rsn,
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void *user_data);
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typedef void (*eapol_install_gtk_func_t)(uint32_t ifindex, uint8_t key_index,
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const uint8_t *gtk, uint8_t gtk_len,
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const uint8_t *rsc, uint8_t rsc_len,
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const uint8_t *rsn, void *user_data);
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bool eapol_calculate_mic(const uint8_t *kck, const struct eapol_key *frame,
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uint8_t *mic);
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@ -139,6 +143,7 @@ void __eapol_set_tx_packet_func(eapol_tx_packet_func_t func);
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void __eapol_set_get_nonce_func(eapol_get_nonce_func_t func);
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void __eapol_set_protocol_version(enum eapol_protocol_version version);
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void __eapol_set_install_tk_func(eapol_install_tk_func_t func);
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void __eapol_set_install_gtk_func(eapol_install_gtk_func_t func);
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struct eapol_sm *eapol_sm_new();
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void eapol_sm_free(struct eapol_sm *sm);
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