1 /* crypto/crypto.h */
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2 /* ====================================================================
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3 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in
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14 * the documentation and/or other materials provided with the
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17 * 3. All advertising materials mentioning features or use of this
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18 * software must display the following acknowledgment:
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19 * "This product includes software developed by the OpenSSL Project
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20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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23 * endorse or promote products derived from this software without
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24 * prior written permission. For written permission, please contact
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25 * openssl-core@openssl.org.
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27 * 5. Products derived from this software may not be called "OpenSSL"
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28 * nor may "OpenSSL" appear in their names without prior written
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29 * permission of the OpenSSL Project.
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31 * 6. Redistributions of any form whatsoever must retain the following
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33 * "This product includes software developed by the OpenSSL Project
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34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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47 * OF THE POSSIBILITY OF SUCH DAMAGE.
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48 * ====================================================================
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50 * This product includes cryptographic software written by Eric Young
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51 * (eay@cryptsoft.com). This product includes software written by Tim
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52 * Hudson (tjh@cryptsoft.com).
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55 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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56 * All rights reserved.
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58 * This package is an SSL implementation written
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59 * by Eric Young (eay@cryptsoft.com).
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60 * The implementation was written so as to conform with Netscapes SSL.
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62 * This library is free for commercial and non-commercial use as long as
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63 * the following conditions are aheared to. The following conditions
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64 * apply to all code found in this distribution, be it the RC4, RSA,
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65 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
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66 * included with this distribution is covered by the same copyright terms
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67 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
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69 * Copyright remains Eric Young's, and as such any Copyright notices in
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70 * the code are not to be removed.
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71 * If this package is used in a product, Eric Young should be given attribution
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72 * as the author of the parts of the library used.
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73 * This can be in the form of a textual message at program startup or
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74 * in documentation (online or textual) provided with the package.
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76 * Redistribution and use in source and binary forms, with or without
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77 * modification, are permitted provided that the following conditions
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79 * 1. Redistributions of source code must retain the copyright
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80 * notice, this list of conditions and the following disclaimer.
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81 * 2. Redistributions in binary form must reproduce the above copyright
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82 * notice, this list of conditions and the following disclaimer in the
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83 * documentation and/or other materials provided with the distribution.
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84 * 3. All advertising materials mentioning features or use of this software
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85 * must display the following acknowledgement:
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86 * "This product includes cryptographic software written by
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87 * Eric Young (eay@cryptsoft.com)"
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88 * The word 'cryptographic' can be left out if the rouines from the library
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89 * being used are not cryptographic related :-).
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90 * 4. If you include any Windows specific code (or a derivative thereof) from
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91 * the apps directory (application code) you must include an acknowledgement:
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92 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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94 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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95 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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96 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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97 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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98 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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99 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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100 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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101 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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102 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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103 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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106 * The licence and distribution terms for any publically available version or
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107 * derivative of this code cannot be changed. i.e. this code cannot simply be
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108 * copied and put under another distribution licence
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109 * [including the GNU Public Licence.]
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111 /* ====================================================================
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112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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113 * ECDH support in OpenSSL originally developed by
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114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
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117 #ifndef HEADER_CRYPTO_H
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118 # define HEADER_CRYPTO_H
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120 # include <stdlib.h>
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122 # include <openssl/e_os2.h>
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124 # ifndef OPENSSL_NO_FP_API
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125 # include <stdio.h>
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128 # include <openssl/stack.h>
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129 # include <openssl/safestack.h>
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130 # include <openssl/opensslv.h>
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131 # include <openssl/ossl_typ.h>
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133 # ifdef CHARSET_EBCDIC
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134 # include <openssl/ebcdic.h>
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138 * Resolve problems on some operating systems with symbol names that clash
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139 * one way or another
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141 # include <openssl/symhacks.h>
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147 /* Backward compatibility to SSLeay */
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149 * This is more to be used to check the correct DLL is being used in the MS
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152 # define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
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153 # define SSLEAY_VERSION 0
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154 /* #define SSLEAY_OPTIONS 1 no longer supported */
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155 # define SSLEAY_CFLAGS 2
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156 # define SSLEAY_BUILT_ON 3
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157 # define SSLEAY_PLATFORM 4
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158 # define SSLEAY_DIR 5
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160 /* Already declared in ossl_typ.h */
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162 typedef struct crypto_ex_data_st CRYPTO_EX_DATA;
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163 /* Called when a new object is created */
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164 typedef int CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
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165 int idx, long argl, void *argp);
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166 /* Called when an object is free()ed */
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167 typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
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168 int idx, long argl, void *argp);
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169 /* Called when we need to dup an object */
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170 typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
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171 void *from_d, int idx, long argl, void *argp);
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174 /* A generic structure to pass assorted data in a expandable way */
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175 typedef struct openssl_item_st {
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177 void *value; /* Not used for flag attributes */
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178 size_t value_size; /* Max size of value for output, length for
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180 size_t *value_length; /* Returned length of value for output */
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184 * When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
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185 * names in cryptlib.c
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188 # define CRYPTO_LOCK_ERR 1
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189 # define CRYPTO_LOCK_EX_DATA 2
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190 # define CRYPTO_LOCK_X509 3
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191 # define CRYPTO_LOCK_X509_INFO 4
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192 # define CRYPTO_LOCK_X509_PKEY 5
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193 # define CRYPTO_LOCK_X509_CRL 6
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194 # define CRYPTO_LOCK_X509_REQ 7
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195 # define CRYPTO_LOCK_DSA 8
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196 # define CRYPTO_LOCK_RSA 9
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197 # define CRYPTO_LOCK_EVP_PKEY 10
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198 # define CRYPTO_LOCK_X509_STORE 11
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199 # define CRYPTO_LOCK_SSL_CTX 12
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200 # define CRYPTO_LOCK_SSL_CERT 13
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201 # define CRYPTO_LOCK_SSL_SESSION 14
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202 # define CRYPTO_LOCK_SSL_SESS_CERT 15
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203 # define CRYPTO_LOCK_SSL 16
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204 # define CRYPTO_LOCK_SSL_METHOD 17
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205 # define CRYPTO_LOCK_RAND 18
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206 # define CRYPTO_LOCK_RAND2 19
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207 # define CRYPTO_LOCK_MALLOC 20
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208 # define CRYPTO_LOCK_BIO 21
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209 # define CRYPTO_LOCK_GETHOSTBYNAME 22
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210 # define CRYPTO_LOCK_GETSERVBYNAME 23
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211 # define CRYPTO_LOCK_READDIR 24
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212 # define CRYPTO_LOCK_RSA_BLINDING 25
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213 # define CRYPTO_LOCK_DH 26
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214 # define CRYPTO_LOCK_MALLOC2 27
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215 # define CRYPTO_LOCK_DSO 28
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216 # define CRYPTO_LOCK_DYNLOCK 29
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217 # define CRYPTO_LOCK_ENGINE 30
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218 # define CRYPTO_LOCK_UI 31
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219 # define CRYPTO_LOCK_ECDSA 32
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220 # define CRYPTO_LOCK_EC 33
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221 # define CRYPTO_LOCK_ECDH 34
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222 # define CRYPTO_LOCK_BN 35
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223 # define CRYPTO_LOCK_EC_PRE_COMP 36
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224 # define CRYPTO_LOCK_STORE 37
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225 # define CRYPTO_LOCK_COMP 38
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226 # define CRYPTO_LOCK_FIPS 39
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227 # define CRYPTO_LOCK_FIPS2 40
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228 # define CRYPTO_NUM_LOCKS 41
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230 # define CRYPTO_LOCK 1
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231 # define CRYPTO_UNLOCK 2
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232 # define CRYPTO_READ 4
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233 # define CRYPTO_WRITE 8
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235 # ifndef OPENSSL_NO_LOCKING
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236 # ifndef CRYPTO_w_lock
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237 # define CRYPTO_w_lock(type) \
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238 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
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239 # define CRYPTO_w_unlock(type) \
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240 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
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241 # define CRYPTO_r_lock(type) \
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242 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
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243 # define CRYPTO_r_unlock(type) \
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244 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
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245 # define CRYPTO_add(addr,amount,type) \
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246 CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
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249 # define CRYPTO_w_lock(a)
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250 # define CRYPTO_w_unlock(a)
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251 # define CRYPTO_r_lock(a)
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252 # define CRYPTO_r_unlock(a)
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253 # define CRYPTO_add(a,b,c) ((*(a))+=(b))
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257 * Some applications as well as some parts of OpenSSL need to allocate and
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258 * deallocate locks in a dynamic fashion. The following typedef makes this
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259 * possible in a type-safe manner.
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261 /* struct CRYPTO_dynlock_value has to be defined by the application. */
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264 struct CRYPTO_dynlock_value *data;
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268 * The following can be used to detect memory leaks in the SSLeay library. It
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269 * used, it turns on malloc checking
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272 # define CRYPTO_MEM_CHECK_OFF 0x0/* an enume */
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273 # define CRYPTO_MEM_CHECK_ON 0x1/* a bit */
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274 # define CRYPTO_MEM_CHECK_ENABLE 0x2/* a bit */
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275 # define CRYPTO_MEM_CHECK_DISABLE 0x3/* an enume */
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278 * The following are bit values to turn on or off options connected to the
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279 * malloc checking functionality
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282 /* Adds time to the memory checking information */
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283 # define V_CRYPTO_MDEBUG_TIME 0x1/* a bit */
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284 /* Adds thread number to the memory checking information */
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285 # define V_CRYPTO_MDEBUG_THREAD 0x2/* a bit */
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287 # define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
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289 /* predec of the BIO type */
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290 typedef struct bio_st BIO_dummy;
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292 struct crypto_ex_data_st {
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293 STACK_OF(void) *sk;
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294 /* gcc is screwing up this data structure :-( */
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297 DECLARE_STACK_OF(void)
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300 * This stuff is basically class callback functions The current classes are
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301 * SSL_CTX, SSL, SSL_SESSION, and a few more
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304 typedef struct crypto_ex_data_func_st {
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305 long argl; /* Arbitary long */
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306 void *argp; /* Arbitary void * */
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307 CRYPTO_EX_new *new_func;
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308 CRYPTO_EX_free *free_func;
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309 CRYPTO_EX_dup *dup_func;
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310 } CRYPTO_EX_DATA_FUNCS;
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312 DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
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315 * Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
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319 # define CRYPTO_EX_INDEX_BIO 0
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320 # define CRYPTO_EX_INDEX_SSL 1
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321 # define CRYPTO_EX_INDEX_SSL_CTX 2
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322 # define CRYPTO_EX_INDEX_SSL_SESSION 3
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323 # define CRYPTO_EX_INDEX_X509_STORE 4
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324 # define CRYPTO_EX_INDEX_X509_STORE_CTX 5
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325 # define CRYPTO_EX_INDEX_RSA 6
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326 # define CRYPTO_EX_INDEX_DSA 7
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327 # define CRYPTO_EX_INDEX_DH 8
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328 # define CRYPTO_EX_INDEX_ENGINE 9
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329 # define CRYPTO_EX_INDEX_X509 10
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330 # define CRYPTO_EX_INDEX_UI 11
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331 # define CRYPTO_EX_INDEX_ECDSA 12
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332 # define CRYPTO_EX_INDEX_ECDH 13
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333 # define CRYPTO_EX_INDEX_COMP 14
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334 # define CRYPTO_EX_INDEX_STORE 15
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337 * Dynamically assigned indexes start from this value (don't use directly,
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338 * use via CRYPTO_ex_data_new_class).
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340 # define CRYPTO_EX_INDEX_USER 100
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343 * This is the default callbacks, but we can have others as well: this is
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344 * needed in Win32 where the application malloc and the library malloc may
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347 # define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
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348 malloc, realloc, free)
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350 # if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
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351 # ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
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352 # define CRYPTO_MDEBUG
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357 * Set standard debugging functions (not done by default unless CRYPTO_MDEBUG
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360 # define CRYPTO_malloc_debug_init() do {\
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361 CRYPTO_set_mem_debug_functions(\
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362 CRYPTO_dbg_malloc,\
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363 CRYPTO_dbg_realloc,\
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365 CRYPTO_dbg_set_options,\
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366 CRYPTO_dbg_get_options);\
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369 int CRYPTO_mem_ctrl(int mode);
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370 int CRYPTO_is_mem_check_on(void);
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372 /* for applications */
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373 # define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
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374 # define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
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376 /* for library-internal use */
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377 # define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
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378 # define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
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379 # define is_MemCheck_on() CRYPTO_is_mem_check_on()
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381 # define OPENSSL_malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)
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382 # define OPENSSL_strdup(str) CRYPTO_strdup((str),__FILE__,__LINE__)
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383 # define OPENSSL_realloc(addr,num) \
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384 CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
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385 # define OPENSSL_realloc_clean(addr,old_num,num) \
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386 CRYPTO_realloc_clean(addr,old_num,num,__FILE__,__LINE__)
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387 # define OPENSSL_remalloc(addr,num) \
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388 CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
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389 # define OPENSSL_freeFunc CRYPTO_free
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390 # define OPENSSL_free(addr) CRYPTO_free(addr)
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392 # define OPENSSL_malloc_locked(num) \
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393 CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)
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394 # define OPENSSL_free_locked(addr) CRYPTO_free_locked(addr)
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396 const char *SSLeay_version(int type);
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397 unsigned long SSLeay(void);
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399 int OPENSSL_issetugid(void);
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401 /* An opaque type representing an implementation of "ex_data" support */
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402 typedef struct st_CRYPTO_EX_DATA_IMPL CRYPTO_EX_DATA_IMPL;
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403 /* Return an opaque pointer to the current "ex_data" implementation */
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404 const CRYPTO_EX_DATA_IMPL *CRYPTO_get_ex_data_implementation(void);
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405 /* Sets the "ex_data" implementation to be used (if it's not too late) */
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406 int CRYPTO_set_ex_data_implementation(const CRYPTO_EX_DATA_IMPL *i);
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407 /* Get a new "ex_data" class, and return the corresponding "class_index" */
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408 int CRYPTO_ex_data_new_class(void);
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409 /* Within a given class, get/register a new index */
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410 int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
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411 CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
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412 CRYPTO_EX_free *free_func);
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414 * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
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415 * given class (invokes whatever per-class callbacks are applicable)
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417 int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
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418 int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
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419 CRYPTO_EX_DATA *from);
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420 void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
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422 * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
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423 * index (relative to the class type involved)
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425 int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
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426 void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
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428 * This function cleans up all "ex_data" state. It mustn't be called under
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429 * potential race-conditions.
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431 void CRYPTO_cleanup_all_ex_data(void);
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433 int CRYPTO_get_new_lockid(char *name);
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435 int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
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436 void CRYPTO_lock(int mode, int type, const char *file, int line);
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437 void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
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438 const char *file, int line));
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439 void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
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440 const char *file, int line);
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441 void CRYPTO_set_add_lock_callback(int (*func)
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442 (int *num, int mount, int type,
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443 const char *file, int line));
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444 int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
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445 const char *file, int line);
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447 /* Don't use this structure directly. */
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448 typedef struct crypto_threadid_st {
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452 /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
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453 void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
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454 void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
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455 int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
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456 void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
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457 void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
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458 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
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459 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
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460 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
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461 # ifndef OPENSSL_NO_DEPRECATED
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462 void CRYPTO_set_id_callback(unsigned long (*func) (void));
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463 unsigned long (*CRYPTO_get_id_callback(void)) (void);
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464 unsigned long CRYPTO_thread_id(void);
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467 const char *CRYPTO_get_lock_name(int type);
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468 int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
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471 int CRYPTO_get_new_dynlockid(void);
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472 void CRYPTO_destroy_dynlockid(int i);
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473 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
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474 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
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475 *(*dyn_create_function) (const char
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478 void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
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480 struct CRYPTO_dynlock_value *l,
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481 const char *file, int line));
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482 void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
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483 (struct CRYPTO_dynlock_value *l,
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484 const char *file, int line));
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485 struct CRYPTO_dynlock_value
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486 *(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
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487 void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
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488 struct CRYPTO_dynlock_value
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489 *l, const char *file,
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491 void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
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492 *l, const char *file,
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496 * CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions -- call
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497 * the latter last if you need different functions
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499 int CRYPTO_set_mem_functions(void *(*m) (size_t), void *(*r) (void *, size_t),
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500 void (*f) (void *));
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501 int CRYPTO_set_locked_mem_functions(void *(*m) (size_t),
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502 void (*free_func) (void *));
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503 int CRYPTO_set_mem_ex_functions(void *(*m) (size_t, const char *, int),
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504 void *(*r) (void *, size_t, const char *,
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505 int), void (*f) (void *));
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506 int CRYPTO_set_locked_mem_ex_functions(void *(*m) (size_t, const char *, int),
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507 void (*free_func) (void *));
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508 int CRYPTO_set_mem_debug_functions(void (*m)
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509 (void *, int, const char *, int, int),
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510 void (*r) (void *, void *, int,
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511 const char *, int, int),
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512 void (*f) (void *, int), void (*so) (long),
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513 long (*go) (void));
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514 void CRYPTO_get_mem_functions(void *(**m) (size_t),
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515 void *(**r) (void *, size_t),
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516 void (**f) (void *));
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517 void CRYPTO_get_locked_mem_functions(void *(**m) (size_t),
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518 void (**f) (void *));
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519 void CRYPTO_get_mem_ex_functions(void *(**m) (size_t, const char *, int),
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520 void *(**r) (void *, size_t, const char *,
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521 int), void (**f) (void *));
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522 void CRYPTO_get_locked_mem_ex_functions(void
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523 *(**m) (size_t, const char *, int),
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524 void (**f) (void *));
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525 void CRYPTO_get_mem_debug_functions(void (**m)
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526 (void *, int, const char *, int, int),
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527 void (**r) (void *, void *, int,
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528 const char *, int, int),
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529 void (**f) (void *, int),
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530 void (**so) (long), long (**go) (void));
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532 void *CRYPTO_malloc_locked(int num, const char *file, int line);
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533 void CRYPTO_free_locked(void *ptr);
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534 void *CRYPTO_malloc(int num, const char *file, int line);
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535 char *CRYPTO_strdup(const char *str, const char *file, int line);
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536 void CRYPTO_free(void *ptr);
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537 void *CRYPTO_realloc(void *addr, int num, const char *file, int line);
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538 void *CRYPTO_realloc_clean(void *addr, int old_num, int num, const char *file,
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540 void *CRYPTO_remalloc(void *addr, int num, const char *file, int line);
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542 void OPENSSL_cleanse(void *ptr, size_t len);
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544 void CRYPTO_set_mem_debug_options(long bits);
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545 long CRYPTO_get_mem_debug_options(void);
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547 # define CRYPTO_push_info(info) \
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548 CRYPTO_push_info_(info, __FILE__, __LINE__);
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549 int CRYPTO_push_info_(const char *info, const char *file, int line);
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550 int CRYPTO_pop_info(void);
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551 int CRYPTO_remove_all_info(void);
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554 * Default debugging functions (enabled by CRYPTO_malloc_debug_init() macro;
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555 * used as default in CRYPTO_MDEBUG compilations):
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558 * The last argument has the following significance:
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560 * 0: called before the actual memory allocation has taken place
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561 * 1: called after the actual memory allocation has taken place
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563 void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
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565 void CRYPTO_dbg_realloc(void *addr1, void *addr2, int num, const char *file,
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566 int line, int before_p);
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567 void CRYPTO_dbg_free(void *addr, int before_p);
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569 * Tell the debugging code about options. By default, the following values
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572 * 0: Clear all options.
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573 * V_CRYPTO_MDEBUG_TIME (1): Set the "Show Time" option.
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574 * V_CRYPTO_MDEBUG_THREAD (2): Set the "Show Thread Number" option.
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575 * V_CRYPTO_MDEBUG_ALL (3): 1 + 2
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577 void CRYPTO_dbg_set_options(long bits);
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578 long CRYPTO_dbg_get_options(void);
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580 # ifndef OPENSSL_NO_FP_API
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581 void CRYPTO_mem_leaks_fp(FILE *);
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583 void CRYPTO_mem_leaks(struct bio_st *bio);
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584 /* unsigned long order, char *file, int line, int num_bytes, char *addr */
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585 typedef void *CRYPTO_MEM_LEAK_CB (unsigned long, const char *, int, int,
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587 void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB *cb);
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589 /* die if we have to */
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590 void OpenSSLDie(const char *file, int line, const char *assertion);
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591 # define OPENSSL_assert(e) (void)((e) ? 0 : (OpenSSLDie(__FILE__, __LINE__, #e),1))
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593 unsigned long *OPENSSL_ia32cap_loc(void);
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594 # define OPENSSL_ia32cap (*(OPENSSL_ia32cap_loc()))
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595 int OPENSSL_isservice(void);
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597 int FIPS_mode(void);
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598 int FIPS_mode_set(int r);
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600 void OPENSSL_init(void);
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602 # define fips_md_init(alg) fips_md_init_ctx(alg, alg)
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604 # ifdef OPENSSL_FIPS
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605 # define fips_md_init_ctx(alg, cx) \
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606 int alg##_Init(cx##_CTX *c) \
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608 if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
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609 "Low level API call to digest " #alg " forbidden in FIPS mode!"); \
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610 return private_##alg##_Init(c); \
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612 int private_##alg##_Init(cx##_CTX *c)
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614 # define fips_cipher_abort(alg) \
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615 if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
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616 "Low level API call to cipher " #alg " forbidden in FIPS mode!")
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619 # define fips_md_init_ctx(alg, cx) \
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620 int alg##_Init(cx##_CTX *c)
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621 # define fips_cipher_abort(alg) while(0)
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625 * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
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626 * It takes an amount of time dependent on |len|, but independent of the
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627 * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
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628 * into a defined order as the return value when a != b is undefined, other
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629 * than to be non-zero.
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631 int CRYPTO_memcmp(const void *a, const void *b, size_t len);
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633 /* BEGIN ERROR CODES */
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635 * The following lines are auto generated by the script mkerr.pl. Any changes
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636 * made after this point may be overwritten when the script is next run.
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638 void ERR_load_CRYPTO_strings(void);
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640 /* Error codes for the CRYPTO functions. */
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642 /* Function codes. */
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643 # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
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644 # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID 103
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645 # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
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646 # define CRYPTO_F_CRYPTO_SET_EX_DATA 102
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647 # define CRYPTO_F_DEF_ADD_INDEX 104
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648 # define CRYPTO_F_DEF_GET_CLASS 105
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649 # define CRYPTO_F_FIPS_MODE_SET 109
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650 # define CRYPTO_F_INT_DUP_EX_DATA 106
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651 # define CRYPTO_F_INT_FREE_EX_DATA 107
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652 # define CRYPTO_F_INT_NEW_EX_DATA 108
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654 /* Reason codes. */
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655 # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED 101
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656 # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK 100
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