buffer.h

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00001 /* crypto/buffer/buffer.h */
00002 /* Copyright (C) 1995-1998 Eric Young ([email protected])
00003  * All rights reserved.
00004  *
00005  * This package is an SSL implementation written
00006  * by Eric Young ([email protected]).
00007  * The implementation was written so as to conform with Netscapes SSL.
00008  * 
00009  * This library is free for commercial and non-commercial use as long as
00010  * the following conditions are aheared to.  The following conditions
00011  * apply to all code found in this distribution, be it the RC4, RSA,
00012  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
00013  * included with this distribution is covered by the same copyright terms
00014  * except that the holder is Tim Hudson ([email protected]).
00015  * 
00016  * Copyright remains Eric Young's, and as such any Copyright notices in
00017  * the code are not to be removed.
00018  * If this package is used in a product, Eric Young should be given attribution
00019  * as the author of the parts of the library used.
00020  * This can be in the form of a textual message at program startup or
00021  * in documentation (online or textual) provided with the package.
00022  * 
00023  * Redistribution and use in source and binary forms, with or without
00024  * modification, are permitted provided that the following conditions
00025  * are met:
00026  * 1. Redistributions of source code must retain the copyright
00027  *    notice, this list of conditions and the following disclaimer.
00028  * 2. Redistributions in binary form must reproduce the above copyright
00029  *    notice, this list of conditions and the following disclaimer in the
00030  *    documentation and/or other materials provided with the distribution.
00031  * 3. All advertising materials mentioning features or use of this software
00032  *    must display the following acknowledgement:
00033  *    "This product includes cryptographic software written by
00034  *     Eric Young ([email protected])"
00035  *    The word 'cryptographic' can be left out if the rouines from the library
00036  *    being used are not cryptographic related :-).
00037  * 4. If you include any Windows specific code (or a derivative thereof) from 
00038  *    the apps directory (application code) you must include an acknowledgement:
00039  *    "This product includes software written by Tim Hudson ([email protected])"
00040  * 
00041  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
00042  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00043  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00044  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
00045  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00046  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00047  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00048  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00049  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00050  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00051  * SUCH DAMAGE.
00052  * 
00053  * The licence and distribution terms for any publically available version or
00054  * derivative of this code cannot be changed.  i.e. this code cannot simply be
00055  * copied and put under another distribution licence
00056  * [including the GNU Public Licence.]
00057  */
00058  /*
00059  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
00060  */
00061 
00062 #ifndef HEADER_BUFFER_H
00063 #define HEADER_BUFFER_H
00064 
00065 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
00066 #define SYMBIAN
00067 #endif
00068 
00069 #ifdef SYMBIAN
00070 #include <e32def.h>
00071 #endif
00072 #include <openssl/ossl_typ.h>
00073 
00074 #ifdef  __cplusplus
00075 extern "C" {
00076 #endif
00077 
00078 #include <stddef.h>
00079 
00080 #if !defined(NO_SYS_TYPES_H)
00081 #include <sys/types.h>
00082 #endif
00083 
00084 /* Already declared in ossl_typ.h */
00085 /* typedef struct buf_mem_st BUF_MEM; */
00086 
00087 struct buf_mem_st
00088         {
00089         int length;     /* current number of bytes */
00090         char *data;
00091         int max;        /* size of buffer */
00092         };
00093 
00094 IMPORT_C BUF_MEM *BUF_MEM_new(void);
00095 IMPORT_C void   BUF_MEM_free(BUF_MEM *a);
00096 IMPORT_C int    BUF_MEM_grow(BUF_MEM *str, int len);
00097 IMPORT_C int    BUF_MEM_grow_clean(BUF_MEM *str, int len);
00098 IMPORT_C char * BUF_strdup(const char *str);
00099 IMPORT_C char * BUF_strndup(const char *str, size_t siz);
00100 IMPORT_C void * BUF_memdup(const void *data, size_t siz);
00101 
00102 /* safe string functions */
00103 IMPORT_C size_t BUF_strlcpy(char *dst,const char *src,size_t siz);
00104 IMPORT_C size_t BUF_strlcat(char *dst,const char *src,size_t siz);
00105 
00106 
00107 /* BEGIN ERROR CODES */
00108 /* The following lines are auto generated by the script mkerr.pl. Any changes
00109  * made after this point may be overwritten when the script is next run.
00110  */
00111 IMPORT_C void ERR_load_BUF_strings(void);
00112 
00113 /* Error codes for the BUF functions. */
00114 
00115 /* Function codes. */
00116 #define BUF_F_BUF_MEMDUP                                 103
00117 #define BUF_F_BUF_MEM_GROW                               100
00118 #define BUF_F_BUF_MEM_GROW_CLEAN                         105
00119 #define BUF_F_BUF_MEM_NEW                                101
00120 #define BUF_F_BUF_STRDUP                                 102
00121 #define BUF_F_BUF_STRNDUP                                104
00122 
00123 /* Reason codes. */
00124 
00125 #ifdef  __cplusplus
00126 }
00127 #endif
00128 #endif

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