1*0Sstevel@tonic-gate /* crypto/buffer/buffer.h */
2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3*0Sstevel@tonic-gate  * All rights reserved.
4*0Sstevel@tonic-gate  *
5*0Sstevel@tonic-gate  * This package is an SSL implementation written
6*0Sstevel@tonic-gate  * by Eric Young (eay@cryptsoft.com).
7*0Sstevel@tonic-gate  * The implementation was written so as to conform with Netscapes SSL.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * This library is free for commercial and non-commercial use as long as
10*0Sstevel@tonic-gate  * the following conditions are aheared to.  The following conditions
11*0Sstevel@tonic-gate  * apply to all code found in this distribution, be it the RC4, RSA,
12*0Sstevel@tonic-gate  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13*0Sstevel@tonic-gate  * included with this distribution is covered by the same copyright terms
14*0Sstevel@tonic-gate  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15*0Sstevel@tonic-gate  *
16*0Sstevel@tonic-gate  * Copyright remains Eric Young's, and as such any Copyright notices in
17*0Sstevel@tonic-gate  * the code are not to be removed.
18*0Sstevel@tonic-gate  * If this package is used in a product, Eric Young should be given attribution
19*0Sstevel@tonic-gate  * as the author of the parts of the library used.
20*0Sstevel@tonic-gate  * This can be in the form of a textual message at program startup or
21*0Sstevel@tonic-gate  * in documentation (online or textual) provided with the package.
22*0Sstevel@tonic-gate  *
23*0Sstevel@tonic-gate  * Redistribution and use in source and binary forms, with or without
24*0Sstevel@tonic-gate  * modification, are permitted provided that the following conditions
25*0Sstevel@tonic-gate  * are met:
26*0Sstevel@tonic-gate  * 1. Redistributions of source code must retain the copyright
27*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer.
28*0Sstevel@tonic-gate  * 2. Redistributions in binary form must reproduce the above copyright
29*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer in the
30*0Sstevel@tonic-gate  *    documentation and/or other materials provided with the distribution.
31*0Sstevel@tonic-gate  * 3. All advertising materials mentioning features or use of this software
32*0Sstevel@tonic-gate  *    must display the following acknowledgement:
33*0Sstevel@tonic-gate  *    "This product includes cryptographic software written by
34*0Sstevel@tonic-gate  *     Eric Young (eay@cryptsoft.com)"
35*0Sstevel@tonic-gate  *    The word 'cryptographic' can be left out if the rouines from the library
36*0Sstevel@tonic-gate  *    being used are not cryptographic related :-).
37*0Sstevel@tonic-gate  * 4. If you include any Windows specific code (or a derivative thereof) from
38*0Sstevel@tonic-gate  *    the apps directory (application code) you must include an acknowledgement:
39*0Sstevel@tonic-gate  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40*0Sstevel@tonic-gate  *
41*0Sstevel@tonic-gate  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42*0Sstevel@tonic-gate  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43*0Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44*0Sstevel@tonic-gate  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45*0Sstevel@tonic-gate  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46*0Sstevel@tonic-gate  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47*0Sstevel@tonic-gate  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48*0Sstevel@tonic-gate  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49*0Sstevel@tonic-gate  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50*0Sstevel@tonic-gate  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51*0Sstevel@tonic-gate  * SUCH DAMAGE.
52*0Sstevel@tonic-gate  *
53*0Sstevel@tonic-gate  * The licence and distribution terms for any publically available version or
54*0Sstevel@tonic-gate  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55*0Sstevel@tonic-gate  * copied and put under another distribution licence
56*0Sstevel@tonic-gate  * [including the GNU Public Licence.]
57*0Sstevel@tonic-gate  */
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate #ifndef HEADER_BUFFER_H
60*0Sstevel@tonic-gate #define HEADER_BUFFER_H
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate #ifdef  __cplusplus
63*0Sstevel@tonic-gate extern "C" {
64*0Sstevel@tonic-gate #endif
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate #include <stddef.h>
67*0Sstevel@tonic-gate #include <sys/types.h>
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate typedef struct buf_mem_st
70*0Sstevel@tonic-gate 	{
71*0Sstevel@tonic-gate 	int length;	/* current number of bytes */
72*0Sstevel@tonic-gate 	char *data;
73*0Sstevel@tonic-gate 	int max;	/* size of buffer */
74*0Sstevel@tonic-gate 	} BUF_MEM;
75*0Sstevel@tonic-gate 
76*0Sstevel@tonic-gate BUF_MEM *BUF_MEM_new(void);
77*0Sstevel@tonic-gate void	BUF_MEM_free(BUF_MEM *a);
78*0Sstevel@tonic-gate int	BUF_MEM_grow(BUF_MEM *str, int len);
79*0Sstevel@tonic-gate int	BUF_MEM_grow_clean(BUF_MEM *str, int len);
80*0Sstevel@tonic-gate char *	BUF_strdup(const char *str);
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate /* safe string functions */
83*0Sstevel@tonic-gate size_t BUF_strlcpy(char *dst,const char *src,size_t siz);
84*0Sstevel@tonic-gate size_t BUF_strlcat(char *dst,const char *src,size_t siz);
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate /* BEGIN ERROR CODES */
88*0Sstevel@tonic-gate /* The following lines are auto generated by the script mkerr.pl. Any changes
89*0Sstevel@tonic-gate  * made after this point may be overwritten when the script is next run.
90*0Sstevel@tonic-gate  */
91*0Sstevel@tonic-gate void ERR_load_BUF_strings(void);
92*0Sstevel@tonic-gate 
93*0Sstevel@tonic-gate /* Error codes for the BUF functions. */
94*0Sstevel@tonic-gate 
95*0Sstevel@tonic-gate /* Function codes. */
96*0Sstevel@tonic-gate #define BUF_F_BUF_MEM_GROW				 100
97*0Sstevel@tonic-gate #define BUF_F_BUF_MEM_NEW				 101
98*0Sstevel@tonic-gate #define BUF_F_BUF_STRDUP				 102
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate /* Reason codes. */
101*0Sstevel@tonic-gate 
102*0Sstevel@tonic-gate #ifdef  __cplusplus
103*0Sstevel@tonic-gate }
104*0Sstevel@tonic-gate #endif
105*0Sstevel@tonic-gate #endif
106