buffer.h
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上传日期:2020-08-09
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- /* crypto/buffer/buffer.h */
- /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
- #ifndef HEADER_BUFFER_H
- #define HEADER_BUFFER_H
- #include <openssl/ossl_typ.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- #include <stddef.h>
- #if !defined(NO_SYS_TYPES_H)
- #include <sys/types.h>
- #endif
- /* Already declared in ossl_typ.h */
- /* typedef struct buf_mem_st BUF_MEM; */
- struct buf_mem_st
- {
- int length; /* current number of bytes */
- char *data;
- int max; /* size of buffer */
- };
- BUF_MEM *BUF_MEM_new(void);
- void BUF_MEM_free(BUF_MEM *a);
- int BUF_MEM_grow(BUF_MEM *str, int len);
- int BUF_MEM_grow_clean(BUF_MEM *str, int len);
- char * BUF_strdup(const char *str);
- char * BUF_strndup(const char *str, size_t siz);
- void * BUF_memdup(const void *data, size_t siz);
- /* safe string functions */
- size_t BUF_strlcpy(char *dst,const char *src,size_t siz);
- size_t BUF_strlcat(char *dst,const char *src,size_t siz);
- /* BEGIN ERROR CODES */
- /* The following lines are auto generated by the script mkerr.pl. Any changes
- * made after this point may be overwritten when the script is next run.
- */
- void ERR_load_BUF_strings(void);
- /* Error codes for the BUF functions. */
- /* Function codes. */
- #define BUF_F_BUF_MEMDUP 103
- #define BUF_F_BUF_MEM_GROW 100
- #define BUF_F_BUF_MEM_GROW_CLEAN 105
- #define BUF_F_BUF_MEM_NEW 101
- #define BUF_F_BUF_STRDUP 102
- #define BUF_F_BUF_STRNDUP 104
- /* Reason codes. */
- #ifdef __cplusplus
- }
- #endif
- #endif