/* * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef OPENSSL_BUFFER_H # define OPENSSL_BUFFER_H # pragma once # include <openssl/macros.h> # ifndef OPENSSL_NO_DEPRECATED_3_0 # define HEADER_BUFFER_H # endif # include <openssl/types.h> # ifndef OPENSSL_CRYPTO_H # include <openssl/crypto.h> # endif # include <openssl/buffererr.h> #ifdef __cplusplus extern "C" { #endif # include <stddef.h> # include <sys/types.h> # ifndef OPENSSL_NO_DEPRECATED_3_0 # define BUF_strdup(s) OPENSSL_strdup(s) # define BUF_strndup(s, size) OPENSSL_strndup(s, size) # define BUF_memdup(data, size) OPENSSL_memdup(data, size) # define BUF_strlcpy(dst, src, size) OPENSSL_strlcpy(dst, src, size) # define BUF_strlcat(dst, src, size) OPENSSL_strlcat(dst, src, size) # define BUF_strnlen(str, maxlen) OPENSSL_strnlen(str, maxlen) # endif struct buf_mem_st { size_t length; /* current number of bytes */ char *data; size_t max; /* size of buffer */ unsigned long flags; }; # define BUF_MEM_FLAG_SECURE 0x01 BUF_MEM *BUF_MEM_new(void); BUF_MEM *BUF_MEM_new_ex(unsigned long flags); void BUF_MEM_free(BUF_MEM *a); size_t BUF_MEM_grow(BUF_MEM *str, size_t len); size_t BUF_MEM_grow_clean(BUF_MEM *str, size_t len); void BUF_reverse(unsigned char *out, const unsigned char *in, size_t siz); # ifdef __cplusplus } # endif #endif