ikev2.h

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#ifndef IKEV2_H
#define IKEV2_H

#include "eap_common/ikev2_common.h"

struct ikev2_proposal_data {
        u8 proposal_num;
        int integ;
        int prf;
        int encr;
        int dh;
};


struct ikev2_initiator_data {
        enum { SA_INIT, SA_AUTH, CHILD_SA, IKEV2_DONE } state;
        u8 i_spi[IKEV2_SPI_LEN];
        u8 r_spi[IKEV2_SPI_LEN];
        u8 i_nonce[IKEV2_NONCE_MAX_LEN];
        size_t i_nonce_len;
        u8 r_nonce[IKEV2_NONCE_MAX_LEN];
        size_t r_nonce_len;
        struct wpabuf *r_dh_public;
        struct wpabuf *i_dh_private;
        struct ikev2_proposal_data proposal;
        const struct dh_group *dh;
        struct ikev2_keys keys;
        u8 *IDi;
        size_t IDi_len;
        u8 *IDr;
        size_t IDr_len;
        u8 IDr_type;
        struct wpabuf *r_sign_msg;
        struct wpabuf *i_sign_msg;
        u8 *shared_secret;
        size_t shared_secret_len;
        enum { PEER_AUTH_CERT, PEER_AUTH_SECRET } peer_auth;
        u8 *key_pad;
        size_t key_pad_len;

        const u8 * (*get_shared_secret)(void *ctx, const u8 *IDr,
                                        size_t IDr_len, size_t *secret_len);
        void *cb_ctx;
        int unknown_user;
};


void ikev2_initiator_deinit(struct ikev2_initiator_data *data);
int ikev2_initiator_process(struct ikev2_initiator_data *data,
                            const struct wpabuf *buf);
struct wpabuf * ikev2_initiator_build(struct ikev2_initiator_data *data);

#endif /* IKEV2_H */