00001 /* crypto/rand/rand.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_RAND_H 00063 #define HEADER_RAND_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 <stdlib.h> 00073 #include <openssl/ossl_typ.h> 00074 #include <openssl/e_os2.h> 00075 00076 #if defined(OPENSSL_SYS_WINDOWS) 00077 /*MRT 00078 #include <windows.h> 00079 */ 00080 #endif 00081 00082 #ifdef __cplusplus 00083 extern "C" { 00084 #endif 00085 00086 #if defined(OPENSSL_FIPS) 00087 #define FIPS_RAND_SIZE_T size_t 00088 #endif 00089 00090 /* Already defined in ossl_typ.h */ 00091 /* typedef struct rand_meth_st RAND_METHOD; */ 00092 00093 struct rand_meth_st 00094 { 00095 void (*seed)(const void *buf, int num); 00096 int (*bytes)(unsigned char *buf, int num); 00097 void (*cleanup)(void); 00098 void (*add)(const void *buf, int num, double entropy); 00099 int (*pseudorand)(unsigned char *buf, int num); 00100 int (*status)(void); 00101 }; 00102 00103 #ifdef BN_DEBUG 00104 extern int rand_predictable; 00105 #endif 00106 00107 IMPORT_C int RAND_set_rand_method(const RAND_METHOD *meth); 00108 IMPORT_C const RAND_METHOD *RAND_get_rand_method(void); 00109 #ifndef OPENSSL_NO_ENGINE 00110 IMPORT_C int RAND_set_rand_engine(ENGINE *engine); 00111 #endif 00112 IMPORT_C RAND_METHOD *RAND_SSLeay(void); 00113 void RAND_cleanup(void ); 00114 IMPORT_C int RAND_bytes(unsigned char *buf,int num); 00115 IMPORT_C int RAND_pseudo_bytes(unsigned char *buf,int num); 00116 IMPORT_C void RAND_seed(const void *buf,int num); 00117 IMPORT_C void RAND_add(const void *buf,int num,double entropy); 00118 IMPORT_C int RAND_load_file(const char *file,long max_bytes); 00119 IMPORT_C int RAND_write_file(const char *file); 00120 IMPORT_C const char *RAND_file_name(char *file,size_t num); 00121 IMPORT_C int RAND_status(void); 00122 IMPORT_C int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes); 00123 IMPORT_C int RAND_egd(const char *path); 00124 IMPORT_C int RAND_egd_bytes(const char *path,int bytes); 00125 IMPORT_C int RAND_poll(void); 00126 /* 00127 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) 00128 00129 void RAND_screen(void); 00130 int RAND_event(UINT, WPARAM, LPARAM); 00131 00132 #endif 00133 */ 00134 /* BEGIN ERROR CODES */ 00135 /* The following lines are auto generated by the script mkerr.pl. Any changes 00136 * made after this point may be overwritten when the script is next run. 00137 */ 00138 IMPORT_C void ERR_load_RAND_strings(void); 00139 00140 /* Error codes for the RAND functions. */ 00141 00142 /* Function codes. */ 00143 #define RAND_F_RAND_GET_RAND_METHOD 101 00144 #define RAND_F_SSLEAY_RAND_BYTES 100 00145 00146 /* Reason codes. */ 00147 #define RAND_R_PRNG_NOT_SEEDED 100 00148 00149 #ifdef __cplusplus 00150 } 00151 #endif 00152 #endif