1/* $OpenBSD: tls_content.h,v 1.2 2022/11/11 17:15:27 jsing Exp $ */ 2/* 3 * Copyright (c) 2020 Joel Sing <jsing@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18#ifndef HEADER_TLS_CONTENT_H 19#define HEADER_TLS_CONTENT_H 20 21#include "bytestring.h" 22 23__BEGIN_HIDDEN_DECLS 24 25struct tls_content; 26 27struct tls_content *tls_content_new(void); 28void tls_content_clear(struct tls_content *content); 29void tls_content_free(struct tls_content *content); 30 31CBS *tls_content_cbs(struct tls_content *content); 32int tls_content_equal(struct tls_content *content, const uint8_t *buf, size_t n); 33size_t tls_content_remaining(struct tls_content *content); 34uint8_t tls_content_type(struct tls_content *content); 35uint16_t tls_content_epoch(struct tls_content *content); 36 37int tls_content_dup_data(struct tls_content *content, uint8_t type, 38 const uint8_t *data, size_t data_len); 39void tls_content_set_data(struct tls_content *content, uint8_t type, 40 const uint8_t *data, size_t data_len); 41int tls_content_set_bounds(struct tls_content *content, size_t offset, 42 size_t len); 43void tls_content_set_epoch(struct tls_content *content, uint16_t epoch); 44 45ssize_t tls_content_peek(struct tls_content *content, uint8_t *buf, size_t n); 46ssize_t tls_content_read(struct tls_content *content, uint8_t *buf, size_t n); 47 48__END_HIDDEN_DECLS 49 50#endif 51