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-rw-r--r--src/lib/libcrypto/rand/rand.h140
-rw-r--r--src/lib/libcrypto/rand/rand_err.c96
-rw-r--r--src/lib/libcrypto/rand/rand_lib.c176
-rw-r--r--src/lib/libcrypto/rand/randfile.c326
4 files changed, 0 insertions, 738 deletions
diff --git a/src/lib/libcrypto/rand/rand.h b/src/lib/libcrypto/rand/rand.h
deleted file mode 100644
index ac6c021763..0000000000
--- a/src/lib/libcrypto/rand/rand.h
+++ /dev/null
@@ -1,140 +0,0 @@
1/* crypto/rand/rand.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_RAND_H
60#define HEADER_RAND_H
61
62#include <stdlib.h>
63#include <openssl/ossl_typ.h>
64#include <openssl/e_os2.h>
65
66#if defined(OPENSSL_SYS_WINDOWS)
67#include <windows.h>
68#endif
69
70#ifdef __cplusplus
71extern "C" {
72#endif
73
74#if defined(OPENSSL_FIPS)
75#define FIPS_RAND_SIZE_T size_t
76#endif
77
78/* Already defined in ossl_typ.h */
79/* typedef struct rand_meth_st RAND_METHOD; */
80
81struct rand_meth_st
82 {
83 void (*seed)(const void *buf, int num);
84 int (*bytes)(unsigned char *buf, int num);
85 void (*cleanup)(void);
86 void (*add)(const void *buf, int num, double entropy);
87 int (*pseudorand)(unsigned char *buf, int num);
88 int (*status)(void);
89 };
90
91#ifdef BN_DEBUG
92extern int rand_predictable;
93#endif
94
95int RAND_set_rand_method(const RAND_METHOD *meth);
96const RAND_METHOD *RAND_get_rand_method(void);
97#ifndef OPENSSL_NO_ENGINE
98int RAND_set_rand_engine(ENGINE *engine);
99#endif
100RAND_METHOD *RAND_SSLeay(void);
101void RAND_cleanup(void );
102int RAND_bytes(unsigned char *buf,int num);
103int RAND_pseudo_bytes(unsigned char *buf,int num);
104void RAND_seed(const void *buf,int num);
105void RAND_add(const void *buf,int num,double entropy);
106int RAND_load_file(const char *file,long max_bytes);
107int RAND_write_file(const char *file);
108const char *RAND_file_name(char *file,size_t num);
109int RAND_status(void);
110int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes);
111int RAND_egd(const char *path);
112int RAND_egd_bytes(const char *path,int bytes);
113int RAND_poll(void);
114
115#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32)
116
117void RAND_screen(void);
118int RAND_event(UINT, WPARAM, LPARAM);
119
120#endif
121
122/* BEGIN ERROR CODES */
123/* The following lines are auto generated by the script mkerr.pl. Any changes
124 * made after this point may be overwritten when the script is next run.
125 */
126void ERR_load_RAND_strings(void);
127
128/* Error codes for the RAND functions. */
129
130/* Function codes. */
131#define RAND_F_RAND_GET_RAND_METHOD 101
132#define RAND_F_SSLEAY_RAND_BYTES 100
133
134/* Reason codes. */
135#define RAND_R_PRNG_NOT_SEEDED 100
136
137#ifdef __cplusplus
138}
139#endif
140#endif
diff --git a/src/lib/libcrypto/rand/rand_err.c b/src/lib/libcrypto/rand/rand_err.c
deleted file mode 100644
index 03cda4dd92..0000000000
--- a/src/lib/libcrypto/rand/rand_err.c
+++ /dev/null
@@ -1,96 +0,0 @@
1/* crypto/rand/rand_err.c */
2/* ====================================================================
3 * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/* NOTE: this file was auto generated by the mkerr.pl script: any changes
57 * made to it will be overwritten when the script next updates this file,
58 * only reason strings will be preserved.
59 */
60
61#include <stdio.h>
62#include <openssl/err.h>
63#include <openssl/rand.h>
64
65/* BEGIN ERROR CODES */
66#ifndef OPENSSL_NO_ERR
67
68#define ERR_FUNC(func) ERR_PACK(ERR_LIB_RAND,func,0)
69#define ERR_REASON(reason) ERR_PACK(ERR_LIB_RAND,0,reason)
70
71static ERR_STRING_DATA RAND_str_functs[]=
72 {
73{ERR_FUNC(RAND_F_RAND_GET_RAND_METHOD), "RAND_get_rand_method"},
74{ERR_FUNC(RAND_F_SSLEAY_RAND_BYTES), "SSLEAY_RAND_BYTES"},
75{0,NULL}
76 };
77
78static ERR_STRING_DATA RAND_str_reasons[]=
79 {
80{ERR_REASON(RAND_R_PRNG_NOT_SEEDED) ,"PRNG not seeded"},
81{0,NULL}
82 };
83
84#endif
85
86void ERR_load_RAND_strings(void)
87 {
88#ifndef OPENSSL_NO_ERR
89
90 if (ERR_func_error_string(RAND_str_functs[0].error) == NULL)
91 {
92 ERR_load_strings(0,RAND_str_functs);
93 ERR_load_strings(0,RAND_str_reasons);
94 }
95#endif
96 }
diff --git a/src/lib/libcrypto/rand/rand_lib.c b/src/lib/libcrypto/rand/rand_lib.c
deleted file mode 100644
index 513e338985..0000000000
--- a/src/lib/libcrypto/rand/rand_lib.c
+++ /dev/null
@@ -1,176 +0,0 @@
1/* crypto/rand/rand_lib.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <time.h>
61#include "cryptlib.h"
62#include <openssl/rand.h>
63#ifndef OPENSSL_NO_ENGINE
64#include <openssl/engine.h>
65#endif
66
67#ifndef OPENSSL_NO_ENGINE
68/* non-NULL if default_RAND_meth is ENGINE-provided */
69static ENGINE *funct_ref =NULL;
70#endif
71static const RAND_METHOD *default_RAND_meth = NULL;
72
73int RAND_set_rand_method(const RAND_METHOD *meth)
74 {
75#ifndef OPENSSL_NO_ENGINE
76 if(funct_ref)
77 {
78 ENGINE_finish(funct_ref);
79 funct_ref = NULL;
80 }
81#endif
82 default_RAND_meth = meth;
83 return 1;
84 }
85
86const RAND_METHOD *RAND_get_rand_method(void)
87 {
88 if (!default_RAND_meth)
89 {
90#ifndef OPENSSL_NO_ENGINE
91 ENGINE *e = ENGINE_get_default_RAND();
92 if(e)
93 {
94 default_RAND_meth = ENGINE_get_RAND(e);
95 if(!default_RAND_meth)
96 {
97 ENGINE_finish(e);
98 e = NULL;
99 }
100 }
101 if(e)
102 funct_ref = e;
103 else
104#endif
105 default_RAND_meth = RAND_SSLeay();
106 }
107 return default_RAND_meth;
108 }
109
110#ifndef OPENSSL_NO_ENGINE
111int RAND_set_rand_engine(ENGINE *engine)
112 {
113 const RAND_METHOD *tmp_meth = NULL;
114 if(engine)
115 {
116 if(!ENGINE_init(engine))
117 return 0;
118 tmp_meth = ENGINE_get_RAND(engine);
119 if(!tmp_meth)
120 {
121 ENGINE_finish(engine);
122 return 0;
123 }
124 }
125 /* This function releases any prior ENGINE so call it first */
126 RAND_set_rand_method(tmp_meth);
127 funct_ref = engine;
128 return 1;
129 }
130#endif
131
132void RAND_cleanup(void)
133 {
134 const RAND_METHOD *meth = RAND_get_rand_method();
135 if (meth && meth->cleanup)
136 meth->cleanup();
137 RAND_set_rand_method(NULL);
138 }
139
140void RAND_seed(const void *buf, int num)
141 {
142 const RAND_METHOD *meth = RAND_get_rand_method();
143 if (meth && meth->seed)
144 meth->seed(buf,num);
145 }
146
147void RAND_add(const void *buf, int num, double entropy)
148 {
149 const RAND_METHOD *meth = RAND_get_rand_method();
150 if (meth && meth->add)
151 meth->add(buf,num,entropy);
152 }
153
154int RAND_bytes(unsigned char *buf, int num)
155 {
156 const RAND_METHOD *meth = RAND_get_rand_method();
157 if (meth && meth->bytes)
158 return meth->bytes(buf,num);
159 return(-1);
160 }
161
162int RAND_pseudo_bytes(unsigned char *buf, int num)
163 {
164 const RAND_METHOD *meth = RAND_get_rand_method();
165 if (meth && meth->pseudorand)
166 return meth->pseudorand(buf,num);
167 return(-1);
168 }
169
170int RAND_status(void)
171 {
172 const RAND_METHOD *meth = RAND_get_rand_method();
173 if (meth && meth->status)
174 return meth->status();
175 return 0;
176 }
diff --git a/src/lib/libcrypto/rand/randfile.c b/src/lib/libcrypto/rand/randfile.c
deleted file mode 100644
index 4ed40b7b70..0000000000
--- a/src/lib/libcrypto/rand/randfile.c
+++ /dev/null
@@ -1,326 +0,0 @@
1/* crypto/rand/randfile.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/* We need to define this to get macros like S_IFBLK and S_IFCHR */
60#define _XOPEN_SOURCE 500
61
62#include <errno.h>
63#include <stdio.h>
64#include <stdlib.h>
65#include <string.h>
66
67#include "e_os.h"
68#include <openssl/crypto.h>
69#include <openssl/rand.h>
70#include <openssl/buffer.h>
71
72#ifdef OPENSSL_SYS_VMS
73#include <unixio.h>
74#endif
75#ifndef NO_SYS_TYPES_H
76# include <sys/types.h>
77#endif
78#ifndef OPENSSL_NO_POSIX_IO
79# include <sys/stat.h>
80#endif
81
82#ifdef _WIN32
83#define stat _stat
84#define chmod _chmod
85#define open _open
86#define fdopen _fdopen
87#endif
88
89#undef BUFSIZE
90#define BUFSIZE 1024
91#define RAND_DATA 1024
92
93#ifdef OPENSSL_SYS_VMS
94/* This declaration is a nasty hack to get around vms' extension to fopen
95 * for passing in sharing options being disabled by our /STANDARD=ANSI89 */
96static FILE *(*const vms_fopen)(const char *, const char *, ...) =
97 (FILE *(*)(const char *, const char *, ...))fopen;
98#define VMS_OPEN_ATTRS "shr=get,put,upd,del","ctx=bin,stm","rfm=stm","rat=none","mrs=0"
99#endif
100
101/* #define RFILE ".rnd" - defined in ../../e_os.h */
102
103/* Note that these functions are intended for seed files only.
104 * Entropy devices and EGD sockets are handled in rand_unix.c */
105
106int RAND_load_file(const char *file, long bytes)
107 {
108 /* If bytes >= 0, read up to 'bytes' bytes.
109 * if bytes == -1, read complete file. */
110
111 MS_STATIC unsigned char buf[BUFSIZE];
112#ifndef OPENSSL_NO_POSIX_IO
113 struct stat sb;
114#endif
115 int i,ret=0,n;
116 FILE *in;
117
118 if (file == NULL) return(0);
119
120#ifndef OPENSSL_NO_POSIX_IO
121#ifdef PURIFY
122 /* struct stat can have padding and unused fields that may not be
123 * initialized in the call to stat(). We need to clear the entire
124 * structure before calling RAND_add() to avoid complaints from
125 * applications such as Valgrind.
126 */
127 memset(&sb, 0, sizeof(sb));
128#endif
129 if (stat(file,&sb) < 0) return(0);
130 RAND_add(&sb,sizeof(sb),0.0);
131#endif
132 if (bytes == 0) return(ret);
133
134#ifdef OPENSSL_SYS_VMS
135 in=vms_fopen(file,"rb",VMS_OPEN_ATTRS);
136#else
137 in=fopen(file,"rb");
138#endif
139 if (in == NULL) goto err;
140#if defined(S_IFBLK) && defined(S_IFCHR) && !defined(OPNESSL_NO_POSIX_IO)
141 if (sb.st_mode & (S_IFBLK | S_IFCHR)) {
142 /* this file is a device. we don't want read an infinite number
143 * of bytes from a random device, nor do we want to use buffered
144 * I/O because we will waste system entropy.
145 */
146 bytes = (bytes == -1) ? 2048 : bytes; /* ok, is 2048 enough? */
147 setvbuf(in, NULL, _IONBF, 0); /* don't do buffered reads */
148 }
149#endif
150 for (;;)
151 {
152 if (bytes > 0)
153 n = (bytes < BUFSIZE)?(int)bytes:BUFSIZE;
154 else
155 n = BUFSIZE;
156 i=fread(buf,1,n,in);
157 if (i <= 0) break;
158#ifdef PURIFY
159 RAND_add(buf,i,(double)i);
160#else
161 /* even if n != i, use the full array */
162 RAND_add(buf,n,(double)i);
163#endif
164 ret+=i;
165 if (bytes > 0)
166 {
167 bytes-=n;
168 if (bytes <= 0) break;
169 }
170 }
171 fclose(in);
172 OPENSSL_cleanse(buf,BUFSIZE);
173err:
174 return(ret);
175 }
176
177int RAND_write_file(const char *file)
178 {
179 unsigned char buf[BUFSIZE];
180 int i,ret=0,rand_err=0;
181 FILE *out = NULL;
182 int n;
183#ifndef OPENSSL_NO_POSIX_IO
184 struct stat sb;
185
186 i=stat(file,&sb);
187 if (i != -1) {
188#if defined(S_ISBLK) && defined(S_ISCHR)
189 if (S_ISBLK(sb.st_mode) || S_ISCHR(sb.st_mode)) {
190 /* this file is a device. we don't write back to it.
191 * we "succeed" on the assumption this is some sort
192 * of random device. Otherwise attempting to write to
193 * and chmod the device causes problems.
194 */
195 return(1);
196 }
197#endif
198 }
199#endif
200
201#if defined(O_CREAT) && !defined(OPENSSL_NO_POSIX_IO) && !defined(OPENSSL_SYS_VMS)
202 {
203#ifndef O_BINARY
204#define O_BINARY 0
205#endif
206 /* chmod(..., 0600) is too late to protect the file,
207 * permissions should be restrictive from the start */
208 int fd = open(file, O_WRONLY|O_CREAT|O_BINARY, 0600);
209 if (fd != -1)
210 out = fdopen(fd, "wb");
211 }
212#endif
213
214#ifdef OPENSSL_SYS_VMS
215 /* VMS NOTE: Prior versions of this routine created a _new_
216 * version of the rand file for each call into this routine, then
217 * deleted all existing versions named ;-1, and finally renamed
218 * the current version as ';1'. Under concurrent usage, this
219 * resulted in an RMS race condition in rename() which could
220 * orphan files (see vms message help for RMS$_REENT). With the
221 * fopen() calls below, openssl/VMS now shares the top-level
222 * version of the rand file. Note that there may still be
223 * conditions where the top-level rand file is locked. If so, this
224 * code will then create a new version of the rand file. Without
225 * the delete and rename code, this can result in ascending file
226 * versions that stop at version 32767, and this routine will then
227 * return an error. The remedy for this is to recode the calling
228 * application to avoid concurrent use of the rand file, or
229 * synchronize usage at the application level. Also consider
230 * whether or not you NEED a persistent rand file in a concurrent
231 * use situation.
232 */
233
234 out = vms_fopen(file,"rb+",VMS_OPEN_ATTRS);
235 if (out == NULL)
236 out = vms_fopen(file,"wb",VMS_OPEN_ATTRS);
237#else
238 if (out == NULL)
239 out = fopen(file,"wb");
240#endif
241 if (out == NULL) goto err;
242
243#ifndef NO_CHMOD
244 chmod(file,0600);
245#endif
246 n=RAND_DATA;
247 for (;;)
248 {
249 i=(n > BUFSIZE)?BUFSIZE:n;
250 n-=BUFSIZE;
251 if (RAND_bytes(buf,i) <= 0)
252 rand_err=1;
253 i=fwrite(buf,1,i,out);
254 if (i <= 0)
255 {
256 ret=0;
257 break;
258 }
259 ret+=i;
260 if (n <= 0) break;
261 }
262
263 fclose(out);
264 OPENSSL_cleanse(buf,BUFSIZE);
265err:
266 return (rand_err ? -1 : ret);
267 }
268
269const char *RAND_file_name(char *buf, size_t size)
270 {
271 char *s=NULL;
272 int ok = 0;
273#ifdef __OpenBSD__
274 struct stat sb;
275#endif
276
277 if (OPENSSL_issetugid() == 0)
278 s=getenv("RANDFILE");
279 if (s != NULL && *s && strlen(s) + 1 < size)
280 {
281 if (BUF_strlcpy(buf,s,size) >= size)
282 return NULL;
283 }
284 else
285 {
286 if (OPENSSL_issetugid() == 0)
287 s=getenv("HOME");
288#ifdef DEFAULT_HOME
289 if (s == NULL)
290 {
291 s = DEFAULT_HOME;
292 }
293#endif
294 if (s && *s && strlen(s)+strlen(RFILE)+2 < size)
295 {
296 BUF_strlcpy(buf,s,size);
297#ifndef OPENSSL_SYS_VMS
298 BUF_strlcat(buf,"/",size);
299#endif
300 BUF_strlcat(buf,RFILE,size);
301 ok = 1;
302 }
303 else
304 buf[0] = '\0'; /* no file name */
305 }
306
307#ifdef __OpenBSD__
308 /* given that all random loads just fail if the file can't be
309 * seen on a stat, we stat the file we're returning, if it
310 * fails, use /dev/arandom instead. this allows the user to
311 * use their own source for good random data, but defaults
312 * to something hopefully decent if that isn't available.
313 */
314
315 if (!ok)
316 if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) {
317 return(NULL);
318 }
319 if (stat(buf,&sb) == -1)
320 if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) {
321 return(NULL);
322 }
323
324#endif
325 return(buf);
326 }
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-24 03:47:33 +0000