williamr@2: /* crypto/rand/rand.h */ williamr@2: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) williamr@2: * All rights reserved. williamr@2: * williamr@2: * This package is an SSL implementation written williamr@2: * by Eric Young (eay@cryptsoft.com). williamr@2: * The implementation was written so as to conform with Netscapes SSL. williamr@2: * williamr@2: * This library is free for commercial and non-commercial use as long as williamr@2: * the following conditions are aheared to. The following conditions williamr@2: * apply to all code found in this distribution, be it the RC4, RSA, williamr@2: * lhash, DES, etc., code; not just the SSL code. The SSL documentation williamr@2: * included with this distribution is covered by the same copyright terms williamr@2: * except that the holder is Tim Hudson (tjh@cryptsoft.com). williamr@2: * williamr@2: * Copyright remains Eric Young's, and as such any Copyright notices in williamr@2: * the code are not to be removed. williamr@2: * If this package is used in a product, Eric Young should be given attribution williamr@2: * as the author of the parts of the library used. williamr@2: * This can be in the form of a textual message at program startup or williamr@2: * in documentation (online or textual) provided with the package. williamr@2: * williamr@2: * Redistribution and use in source and binary forms, with or without williamr@2: * modification, are permitted provided that the following conditions williamr@2: * are met: williamr@2: * 1. Redistributions of source code must retain the copyright williamr@2: * notice, this list of conditions and the following disclaimer. williamr@2: * 2. Redistributions in binary form must reproduce the above copyright williamr@2: * notice, this list of conditions and the following disclaimer in the williamr@2: * documentation and/or other materials provided with the distribution. williamr@2: * 3. All advertising materials mentioning features or use of this software williamr@2: * must display the following acknowledgement: williamr@2: * "This product includes cryptographic software written by williamr@2: * Eric Young (eay@cryptsoft.com)" williamr@2: * The word 'cryptographic' can be left out if the rouines from the library williamr@2: * being used are not cryptographic related :-). williamr@2: * 4. If you include any Windows specific code (or a derivative thereof) from williamr@2: * the apps directory (application code) you must include an acknowledgement: williamr@2: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" williamr@2: * williamr@2: * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND williamr@2: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE williamr@2: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE williamr@2: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE williamr@2: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL williamr@2: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS williamr@2: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) williamr@2: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT williamr@2: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY williamr@2: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF williamr@2: * SUCH DAMAGE. williamr@2: * williamr@2: * The licence and distribution terms for any publically available version or williamr@2: * derivative of this code cannot be changed. i.e. this code cannot simply be williamr@2: * copied and put under another distribution licence williamr@2: * [including the GNU Public Licence.] williamr@2: */ williamr@2: /* williamr@2: © Portions copyright (c) 2006 Nokia Corporation. All rights reserved. williamr@2: */ williamr@2: williamr@2: #ifndef HEADER_RAND_H williamr@2: #define HEADER_RAND_H williamr@2: #if (defined(__SYMBIAN32__) && !defined(SYMBIAN)) williamr@2: #define SYMBIAN williamr@2: #endif williamr@2: williamr@2: #ifdef SYMBIAN williamr@2: #include williamr@2: #endif williamr@2: #include williamr@2: #include williamr@2: #include williamr@2: williamr@2: #if defined(OPENSSL_SYS_WINDOWS) williamr@2: /*MRT williamr@2: #include williamr@2: */ williamr@2: #endif williamr@2: williamr@2: #ifdef __cplusplus williamr@2: extern "C" { williamr@2: #endif williamr@2: williamr@2: #if defined(OPENSSL_FIPS) williamr@2: #define FIPS_RAND_SIZE_T size_t williamr@2: #endif williamr@2: williamr@2: /* Already defined in ossl_typ.h */ williamr@2: /* typedef struct rand_meth_st RAND_METHOD; */ williamr@2: williamr@2: struct rand_meth_st williamr@2: { williamr@2: void (*seed)(const void *buf, int num); williamr@2: int (*bytes)(unsigned char *buf, int num); williamr@2: void (*cleanup)(void); williamr@2: void (*add)(const void *buf, int num, double entropy); williamr@2: int (*pseudorand)(unsigned char *buf, int num); williamr@2: int (*status)(void); williamr@2: }; williamr@2: williamr@2: #ifdef BN_DEBUG williamr@2: extern int rand_predictable; williamr@2: #endif williamr@2: williamr@2: IMPORT_C int RAND_set_rand_method(const RAND_METHOD *meth); williamr@2: IMPORT_C const RAND_METHOD *RAND_get_rand_method(void); williamr@2: #ifndef OPENSSL_NO_ENGINE williamr@2: IMPORT_C int RAND_set_rand_engine(ENGINE *engine); williamr@2: #endif williamr@2: IMPORT_C RAND_METHOD *RAND_SSLeay(void); williamr@2: void RAND_cleanup(void ); williamr@2: IMPORT_C int RAND_bytes(unsigned char *buf,int num); williamr@2: IMPORT_C int RAND_pseudo_bytes(unsigned char *buf,int num); williamr@2: IMPORT_C void RAND_seed(const void *buf,int num); williamr@2: IMPORT_C void RAND_add(const void *buf,int num,double entropy); williamr@2: IMPORT_C int RAND_load_file(const char *file,long max_bytes); williamr@2: IMPORT_C int RAND_write_file(const char *file); williamr@2: IMPORT_C const char *RAND_file_name(char *file,size_t num); williamr@2: IMPORT_C int RAND_status(void); williamr@2: IMPORT_C int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes); williamr@2: IMPORT_C int RAND_egd(const char *path); williamr@2: IMPORT_C int RAND_egd_bytes(const char *path,int bytes); williamr@2: IMPORT_C int RAND_poll(void); williamr@2: /* williamr@2: #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) williamr@2: williamr@2: void RAND_screen(void); williamr@2: int RAND_event(UINT, WPARAM, LPARAM); williamr@2: williamr@2: #endif williamr@2: */ williamr@2: /* BEGIN ERROR CODES */ williamr@2: /* The following lines are auto generated by the script mkerr.pl. Any changes williamr@2: * made after this point may be overwritten when the script is next run. williamr@2: */ williamr@2: IMPORT_C void ERR_load_RAND_strings(void); williamr@2: williamr@2: /* Error codes for the RAND functions. */ williamr@2: williamr@2: /* Function codes. */ williamr@2: #define RAND_F_RAND_GET_RAND_METHOD 101 williamr@2: #define RAND_F_SSLEAY_RAND_BYTES 100 williamr@2: williamr@2: /* Reason codes. */ williamr@2: #define RAND_R_PRNG_NOT_SEEDED 100 williamr@2: williamr@2: #ifdef __cplusplus williamr@2: } williamr@2: #endif williamr@2: #endif