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/*
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_EVENT_QUIC_PROTECTION_H_INCLUDED_
#define _NGX_EVENT_QUIC_PROTECTION_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event_quic_transport.h>
#define NGX_QUIC_ENCRYPTION_LAST ((ssl_encryption_application) + 1)
ngx_quic_keys_t *ngx_quic_keys_new(ngx_pool_t *pool);
ngx_int_t ngx_quic_keys_set_initial_secret(ngx_pool_t *pool,
ngx_quic_keys_t *keys, ngx_str_t *secret);
int ngx_quic_keys_set_encryption_secret(ngx_pool_t *pool, ngx_uint_t is_write,
ngx_quic_keys_t *keys, enum ssl_encryption_level_t level,
const SSL_CIPHER *cipher, const uint8_t *secret, size_t secret_len);
ngx_uint_t ngx_quic_keys_available(ngx_quic_keys_t *keys,
enum ssl_encryption_level_t level);
void ngx_quic_keys_discard(ngx_quic_keys_t *keys,
enum ssl_encryption_level_t level);
void ngx_quic_keys_switch(ngx_connection_t *c, ngx_quic_keys_t *keys);
ngx_int_t ngx_quic_keys_update(ngx_connection_t *c, ngx_quic_keys_t *keys);
ngx_int_t ngx_quic_derive_key(ngx_log_t *log, const char *label,
ngx_str_t *secret, ngx_str_t *salt, u_char *out, size_t len);
ngx_int_t ngx_quic_encrypt(ngx_quic_header_t *pkt, ngx_str_t *res);
ngx_int_t ngx_quic_decrypt(ngx_quic_header_t *pkt, uint64_t *largest_pn);
#endif /* _NGX_EVENT_QUIC_PROTECTION_H_INCLUDED_ */
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