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58964a49 | 1 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
2 | * All rights reserved. |
3 | * | |
4 | * This package is an SSL implementation written | |
5 | * by Eric Young (eay@cryptsoft.com). | |
6 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 7 | * |
d02b48c6 RE |
8 | * This library is free for commercial and non-commercial use as long as |
9 | * the following conditions are aheared to. The following conditions | |
10 | * apply to all code found in this distribution, be it the RC4, RSA, | |
11 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
12 | * included with this distribution is covered by the same copyright terms | |
13 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 14 | * |
d02b48c6 RE |
15 | * Copyright remains Eric Young's, and as such any Copyright notices in |
16 | * the code are not to be removed. | |
17 | * If this package is used in a product, Eric Young should be given attribution | |
18 | * as the author of the parts of the library used. | |
19 | * This can be in the form of a textual message at program startup or | |
20 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 21 | * |
d02b48c6 RE |
22 | * Redistribution and use in source and binary forms, with or without |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * 1. Redistributions of source code must retain the copyright | |
26 | * notice, this list of conditions and the following disclaimer. | |
27 | * 2. Redistributions in binary form must reproduce the above copyright | |
28 | * notice, this list of conditions and the following disclaimer in the | |
29 | * documentation and/or other materials provided with the distribution. | |
30 | * 3. All advertising materials mentioning features or use of this software | |
31 | * must display the following acknowledgement: | |
32 | * "This product includes cryptographic software written by | |
33 | * Eric Young (eay@cryptsoft.com)" | |
34 | * The word 'cryptographic' can be left out if the rouines from the library | |
35 | * being used are not cryptographic related :-). | |
0f113f3e | 36 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
37 | * the apps directory (application code) you must include an acknowledgement: |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 39 | * |
d02b48c6 RE |
40 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
41 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
43 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
44 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
45 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
46 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
48 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
49 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
50 | * SUCH DAMAGE. | |
0f113f3e | 51 | * |
d02b48c6 RE |
52 | * The licence and distribution terms for any publically available version or |
53 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
54 | * copied and put under another distribution licence | |
55 | * [including the GNU Public Licence.] | |
56 | */ | |
57 | ||
58 | #ifndef HEADER_BUFFER_H | |
0f113f3e | 59 | # define HEADER_BUFFER_H |
d02b48c6 | 60 | |
0f113f3e | 61 | # include <openssl/ossl_typ.h> |
7644a9ae RS |
62 | # ifndef HEADER_CRYPTO_H |
63 | # include <openssl/crypto.h> | |
64 | # endif | |
65 | ||
d6dda126 | 66 | |
d02b48c6 RE |
67 | #ifdef __cplusplus |
68 | extern "C" { | |
69 | #endif | |
70 | ||
0f113f3e | 71 | # include <stddef.h> |
4d8743f4 | 72 | |
0f113f3e MC |
73 | # if !defined(NO_SYS_TYPES_H) |
74 | # include <sys/types.h> | |
75 | # endif | |
54a656ef | 76 | |
7644a9ae RS |
77 | /* |
78 | * These names are outdated as of OpenSSL 1.1; a future release | |
79 | * will move them to be deprecated. | |
80 | */ | |
81 | # define BUF_strdup(s) OPENSSL_strdup(s) | |
82 | # define BUF_strndup(s, size) OPENSSL_strndup(s, size) | |
83 | # define BUF_memdup(data, size) OPENSSL_memdup(data, size) | |
84 | # define BUF_strlcpy(dst, src, size) OPENSSL_strlcpy(dst, src, size) | |
85 | # define BUF_strlcat(dst, src, size) OPENSSL_strlcat(dst, src, size) | |
86 | # define BUF_strnlen(str, maxlen) OPENSSL_strnlen(str, maxlen) | |
87 | ||
0f113f3e MC |
88 | struct buf_mem_st { |
89 | size_t length; /* current number of bytes */ | |
90 | char *data; | |
91 | size_t max; /* size of buffer */ | |
74924dcb | 92 | unsigned long flags; |
0f113f3e | 93 | }; |
d02b48c6 | 94 | |
74924dcb RS |
95 | # define BUF_MEM_FLAG_SECURE 0x01 |
96 | ||
d02b48c6 | 97 | BUF_MEM *BUF_MEM_new(void); |
74924dcb | 98 | BUF_MEM *BUF_MEM_new_ex(unsigned long flags); |
0f113f3e | 99 | void BUF_MEM_free(BUF_MEM *a); |
e5bf3c92 DSH |
100 | size_t BUF_MEM_grow(BUF_MEM *str, size_t len); |
101 | size_t BUF_MEM_grow_clean(BUF_MEM *str, size_t len); | |
0f113f3e | 102 | void BUF_reverse(unsigned char *out, unsigned char *in, size_t siz); |
d02b48c6 | 103 | |
d02b48c6 | 104 | /* BEGIN ERROR CODES */ |
0f113f3e MC |
105 | /* |
106 | * The following lines are auto generated by the script mkerr.pl. Any changes | |
6d311938 DSH |
107 | * made after this point may be overwritten when the script is next run. |
108 | */ | |
b476df64 | 109 | void ERR_load_BUF_strings(void); |
6d311938 | 110 | |
d02b48c6 RE |
111 | /* Error codes for the BUF functions. */ |
112 | ||
113 | /* Function codes. */ | |
0f113f3e MC |
114 | # define BUF_F_BUF_MEM_GROW 100 |
115 | # define BUF_F_BUF_MEM_GROW_CLEAN 105 | |
116 | # define BUF_F_BUF_MEM_NEW 101 | |
d02b48c6 RE |
117 | |
118 | /* Reason codes. */ | |
6d311938 | 119 | |
d02b48c6 RE |
120 | #ifdef __cplusplus |
121 | } | |
122 | #endif | |
123 | #endif |