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-rw-r--r--src/lib/libcrypto/rand/Makefile.ssl196
-rw-r--r--src/lib/libcrypto/rand/rand.h167
-rw-r--r--src/lib/libcrypto/rand/rand_err.c114
-rw-r--r--src/lib/libcrypto/rand/rand_lib.c245
-rw-r--r--src/lib/libcrypto/rand/rand_nw.c183
-rw-r--r--src/lib/libcrypto/rand/rand_unix.c12
-rw-r--r--src/lib/libcrypto/rand/randfile.c313
7 files changed, 1221 insertions, 9 deletions
diff --git a/src/lib/libcrypto/rand/Makefile.ssl b/src/lib/libcrypto/rand/Makefile.ssl
new file mode 100644
index 0000000000..e5cbe5319c
--- /dev/null
+++ b/src/lib/libcrypto/rand/Makefile.ssl
@@ -0,0 +1,196 @@
1#
2# SSLeay/crypto/rand/Makefile
3#
4
5DIR= rand
6TOP= ../..
7CC= cc
8INCLUDES=
9CFLAG=-g
10INSTALL_PREFIX=
11OPENSSLDIR= /usr/local/ssl
12INSTALLTOP=/usr/local/ssl
13MAKE= make -f Makefile.ssl
14MAKEDEPPROG= makedepend
15MAKEDEPEND= $(TOP)/util/domd $(TOP) -MD $(MAKEDEPPROG)
16MAKEFILE= Makefile.ssl
17AR= ar r
18
19CFLAGS= $(INCLUDES) $(CFLAG)
20
21GENERAL=Makefile
22TEST= randtest.c
23APPS=
24
25LIB=$(TOP)/libcrypto.a
26LIBSRC=md_rand.c randfile.c rand_lib.c rand_err.c rand_egd.c \
27 rand_win.c rand_unix.c rand_os2.c
28LIBOBJ=md_rand.o randfile.o rand_lib.o rand_err.o rand_egd.o \
29 rand_win.o rand_unix.o rand_os2.o
30
31SRC= $(LIBSRC)
32
33EXHEADER= rand.h
34HEADER= $(EXHEADER)
35
36ALL= $(GENERAL) $(SRC) $(HEADER)
37
38top:
39 (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
40
41all: lib
42
43lib: $(LIBOBJ)
44 $(AR) $(LIB) $(LIBOBJ)
45 $(RANLIB) $(LIB) || echo Never mind.
46 @touch lib
47
48files:
49 $(PERL) $(TOP)/util/files.pl Makefile.ssl >> $(TOP)/MINFO
50
51links:
52 @sh $(TOP)/util/point.sh Makefile.ssl Makefile
53 @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
54 @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
55 @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
56
57install:
58 @for i in $(EXHEADER) ; \
59 do \
60 (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
61 chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
62 done;
63
64tags:
65 ctags $(SRC)
66
67tests:
68
69lint:
70 lint -DLINT $(INCLUDES) $(SRC)>fluff
71
72depend:
73 $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC)
74
75dclean:
76 $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
77 mv -f Makefile.new $(MAKEFILE)
78
79clean:
80 rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
81
82# DO NOT DELETE THIS LINE -- make depend depends on it.
83
84md_rand.o: ../../e_os.h ../../include/openssl/aes.h
85md_rand.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
86md_rand.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
87md_rand.o: ../../include/openssl/cast.h ../../include/openssl/crypto.h
88md_rand.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
89md_rand.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
90md_rand.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
91md_rand.o: ../../include/openssl/evp.h ../../include/openssl/idea.h
92md_rand.o: ../../include/openssl/lhash.h ../../include/openssl/md2.h
93md_rand.o: ../../include/openssl/md4.h ../../include/openssl/md5.h
94md_rand.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h
95md_rand.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
96md_rand.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
97md_rand.o: ../../include/openssl/rand.h ../../include/openssl/rc2.h
98md_rand.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
99md_rand.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
100md_rand.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
101md_rand.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
102md_rand.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
103md_rand.o: md_rand.c rand_lcl.h
104rand_egd.o: ../../include/openssl/buffer.h ../../include/openssl/e_os2.h
105rand_egd.o: ../../include/openssl/opensslconf.h
106rand_egd.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rand.h
107rand_egd.o: rand_egd.c
108rand_err.o: ../../include/openssl/bio.h ../../include/openssl/crypto.h
109rand_err.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
110rand_err.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
111rand_err.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
112rand_err.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h
113rand_err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
114rand_err.o: rand_err.c
115rand_lib.o: ../../e_os.h ../../include/openssl/asn1.h
116rand_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
117rand_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
118rand_lib.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
119rand_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
120rand_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
121rand_lib.o: ../../include/openssl/opensslconf.h
122rand_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
123rand_lib.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
124rand_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
125rand_lib.o: ../../include/openssl/symhacks.h ../../include/openssl/ui.h
126rand_lib.o: ../cryptlib.h rand_lib.c
127rand_os2.o: ../../e_os.h ../../include/openssl/aes.h
128rand_os2.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
129rand_os2.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
130rand_os2.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
131rand_os2.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
132rand_os2.o: ../../include/openssl/des_old.h ../../include/openssl/dh.h
133rand_os2.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
134rand_os2.o: ../../include/openssl/err.h ../../include/openssl/evp.h
135rand_os2.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h
136rand_os2.o: ../../include/openssl/md2.h ../../include/openssl/md4.h
137rand_os2.o: ../../include/openssl/md5.h ../../include/openssl/mdc2.h
138rand_os2.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
139rand_os2.o: ../../include/openssl/opensslconf.h
140rand_os2.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
141rand_os2.o: ../../include/openssl/rand.h ../../include/openssl/rc2.h
142rand_os2.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
143rand_os2.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
144rand_os2.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
145rand_os2.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
146rand_os2.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
147rand_os2.o: ../cryptlib.h rand_lcl.h rand_os2.c
148rand_unix.o: ../../e_os.h ../../include/openssl/aes.h
149rand_unix.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
150rand_unix.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
151rand_unix.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
152rand_unix.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
153rand_unix.o: ../../include/openssl/des_old.h ../../include/openssl/dh.h
154rand_unix.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
155rand_unix.o: ../../include/openssl/err.h ../../include/openssl/evp.h
156rand_unix.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h
157rand_unix.o: ../../include/openssl/md2.h ../../include/openssl/md4.h
158rand_unix.o: ../../include/openssl/md5.h ../../include/openssl/mdc2.h
159rand_unix.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
160rand_unix.o: ../../include/openssl/opensslconf.h
161rand_unix.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
162rand_unix.o: ../../include/openssl/rand.h ../../include/openssl/rc2.h
163rand_unix.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
164rand_unix.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
165rand_unix.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
166rand_unix.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
167rand_unix.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
168rand_unix.o: ../cryptlib.h rand_lcl.h rand_unix.c
169rand_win.o: ../../e_os.h ../../include/openssl/aes.h
170rand_win.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
171rand_win.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
172rand_win.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
173rand_win.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
174rand_win.o: ../../include/openssl/des_old.h ../../include/openssl/dh.h
175rand_win.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
176rand_win.o: ../../include/openssl/err.h ../../include/openssl/evp.h
177rand_win.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h
178rand_win.o: ../../include/openssl/md2.h ../../include/openssl/md4.h
179rand_win.o: ../../include/openssl/md5.h ../../include/openssl/mdc2.h
180rand_win.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
181rand_win.o: ../../include/openssl/opensslconf.h
182rand_win.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
183rand_win.o: ../../include/openssl/rand.h ../../include/openssl/rc2.h
184rand_win.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
185rand_win.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
186rand_win.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
187rand_win.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
188rand_win.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
189rand_win.o: ../cryptlib.h rand_lcl.h rand_win.c
190randfile.o: ../../e_os.h ../../include/openssl/buffer.h
191randfile.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
192randfile.o: ../../include/openssl/opensslconf.h
193randfile.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
194randfile.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h
195randfile.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
196randfile.o: randfile.c
diff --git a/src/lib/libcrypto/rand/rand.h b/src/lib/libcrypto/rand/rand.h
new file mode 100644
index 0000000000..ea89153cba
--- /dev/null
+++ b/src/lib/libcrypto/rand/rand.h
@@ -0,0 +1,167 @@
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 int
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#ifndef OPENSSL_NO_ENGINE
115#ifdef OPENSSL_FIPS
116void int_RAND_init_engine_callbacks(void);
117void int_RAND_set_callbacks(
118 int (*set_rand_func)(const RAND_METHOD *meth,
119 const RAND_METHOD **pmeth),
120 const RAND_METHOD *(*get_rand_func)(const RAND_METHOD **pmeth));
121#endif
122#endif
123
124#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32)
125
126void RAND_screen(void);
127int RAND_event(UINT, WPARAM, LPARAM);
128
129#endif
130
131/* BEGIN ERROR CODES */
132/* The following lines are auto generated by the script mkerr.pl. Any changes
133 * made after this point may be overwritten when the script is next run.
134 */
135void ERR_load_RAND_strings(void);
136
137/* Error codes for the RAND functions. */
138
139/* Function codes. */
140#define RAND_F_ENG_RAND_GET_RAND_METHOD 108
141#define RAND_F_FIPS_RAND 103
142#define RAND_F_FIPS_RAND_BYTES 102
143#define RAND_F_FIPS_RAND_GET_RAND_METHOD 109
144#define RAND_F_FIPS_RAND_SET_DT 106
145#define RAND_F_FIPS_SET_DT 104
146#define RAND_F_FIPS_SET_PRNG_SEED 107
147#define RAND_F_FIPS_SET_TEST_MODE 105
148#define RAND_F_RAND_GET_RAND_METHOD 101
149#define RAND_F_SSLEAY_RAND_BYTES 100
150
151/* Reason codes. */
152#define RAND_R_NON_FIPS_METHOD 105
153#define RAND_R_NOT_IN_TEST_MODE 106
154#define RAND_R_NO_KEY_SET 107
155#define RAND_R_PRNG_ASKING_FOR_TOO_MUCH 101
156#define RAND_R_PRNG_ERROR 108
157#define RAND_R_PRNG_KEYED 109
158#define RAND_R_PRNG_NOT_REKEYED 102
159#define RAND_R_PRNG_NOT_RESEEDED 103
160#define RAND_R_PRNG_NOT_SEEDED 100
161#define RAND_R_PRNG_SEED_MUST_NOT_MATCH_KEY 110
162#define RAND_R_PRNG_STUCK 104
163
164#ifdef __cplusplus
165}
166#endif
167#endif
diff --git a/src/lib/libcrypto/rand/rand_err.c b/src/lib/libcrypto/rand/rand_err.c
new file mode 100644
index 0000000000..829fb44d77
--- /dev/null
+++ b/src/lib/libcrypto/rand/rand_err.c
@@ -0,0 +1,114 @@
1/* crypto/rand/rand_err.c */
2/* ====================================================================
3 * Copyright (c) 1999-2007 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_ENG_RAND_GET_RAND_METHOD), "ENG_RAND_GET_RAND_METHOD"},
74{ERR_FUNC(RAND_F_FIPS_RAND), "FIPS_RAND"},
75{ERR_FUNC(RAND_F_FIPS_RAND_BYTES), "FIPS_RAND_BYTES"},
76{ERR_FUNC(RAND_F_FIPS_RAND_GET_RAND_METHOD), "FIPS_RAND_GET_RAND_METHOD"},
77{ERR_FUNC(RAND_F_FIPS_RAND_SET_DT), "FIPS_RAND_SET_DT"},
78{ERR_FUNC(RAND_F_FIPS_SET_DT), "FIPS_SET_DT"},
79{ERR_FUNC(RAND_F_FIPS_SET_PRNG_SEED), "FIPS_SET_PRNG_SEED"},
80{ERR_FUNC(RAND_F_FIPS_SET_TEST_MODE), "FIPS_SET_TEST_MODE"},
81{ERR_FUNC(RAND_F_RAND_GET_RAND_METHOD), "RAND_get_rand_method"},
82{ERR_FUNC(RAND_F_SSLEAY_RAND_BYTES), "SSLEAY_RAND_BYTES"},
83{0,NULL}
84 };
85
86static ERR_STRING_DATA RAND_str_reasons[]=
87 {
88{ERR_REASON(RAND_R_NON_FIPS_METHOD) ,"non fips method"},
89{ERR_REASON(RAND_R_NOT_IN_TEST_MODE) ,"not in test mode"},
90{ERR_REASON(RAND_R_NO_KEY_SET) ,"no key set"},
91{ERR_REASON(RAND_R_PRNG_ASKING_FOR_TOO_MUCH),"prng asking for too much"},
92{ERR_REASON(RAND_R_PRNG_ERROR) ,"prng error"},
93{ERR_REASON(RAND_R_PRNG_KEYED) ,"prng keyed"},
94{ERR_REASON(RAND_R_PRNG_NOT_REKEYED) ,"prng not rekeyed"},
95{ERR_REASON(RAND_R_PRNG_NOT_RESEEDED) ,"prng not reseeded"},
96{ERR_REASON(RAND_R_PRNG_NOT_SEEDED) ,"PRNG not seeded"},
97{ERR_REASON(RAND_R_PRNG_SEED_MUST_NOT_MATCH_KEY),"prng seed must not match key"},
98{ERR_REASON(RAND_R_PRNG_STUCK) ,"prng stuck"},
99{0,NULL}
100 };
101
102#endif
103
104void ERR_load_RAND_strings(void)
105 {
106#ifndef OPENSSL_NO_ERR
107
108 if (ERR_func_error_string(RAND_str_functs[0].error) == NULL)
109 {
110 ERR_load_strings(0,RAND_str_functs);
111 ERR_load_strings(0,RAND_str_reasons);
112 }
113#endif
114 }
diff --git a/src/lib/libcrypto/rand/rand_lib.c b/src/lib/libcrypto/rand/rand_lib.c
new file mode 100644
index 0000000000..da6b4e0e86
--- /dev/null
+++ b/src/lib/libcrypto/rand/rand_lib.c
@@ -0,0 +1,245 @@
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#include "rand_lcl.h"
64#ifdef OPENSSL_FIPS
65#include <openssl/fips.h>
66#include <openssl/fips_rand.h>
67#endif
68
69#ifndef OPENSSL_NO_ENGINE
70#include <openssl/engine.h>
71#endif
72
73static const RAND_METHOD *default_RAND_meth = NULL;
74
75#ifdef OPENSSL_FIPS
76
77static int fips_RAND_set_rand_method(const RAND_METHOD *meth,
78 const RAND_METHOD **pmeth)
79 {
80 *pmeth = meth;
81 return 1;
82 }
83
84static const RAND_METHOD *fips_RAND_get_rand_method(const RAND_METHOD **pmeth)
85 {
86 if (!*pmeth)
87 {
88 if(FIPS_mode())
89 *pmeth=FIPS_rand_method();
90 else
91 *pmeth = RAND_SSLeay();
92 }
93
94 if(FIPS_mode()
95 && *pmeth != FIPS_rand_check())
96 {
97 RANDerr(RAND_F_FIPS_RAND_GET_RAND_METHOD,RAND_R_NON_FIPS_METHOD);
98 return 0;
99 }
100
101 return *pmeth;
102 }
103
104static int (*RAND_set_rand_method_func)(const RAND_METHOD *meth,
105 const RAND_METHOD **pmeth)
106 = fips_RAND_set_rand_method;
107static const RAND_METHOD *(*RAND_get_rand_method_func)
108 (const RAND_METHOD **pmeth)
109 = fips_RAND_get_rand_method;
110
111#ifndef OPENSSL_NO_ENGINE
112void int_RAND_set_callbacks(
113 int (*set_rand_func)(const RAND_METHOD *meth,
114 const RAND_METHOD **pmeth),
115 const RAND_METHOD *(*get_rand_func)
116 (const RAND_METHOD **pmeth))
117 {
118 RAND_set_rand_method_func = set_rand_func;
119 RAND_get_rand_method_func = get_rand_func;
120 }
121#endif
122
123int RAND_set_rand_method(const RAND_METHOD *meth)
124 {
125 return RAND_set_rand_method_func(meth, &default_RAND_meth);
126 }
127
128const RAND_METHOD *RAND_get_rand_method(void)
129 {
130 return RAND_get_rand_method_func(&default_RAND_meth);
131 }
132
133#else
134
135#ifndef OPENSSL_NO_ENGINE
136/* non-NULL if default_RAND_meth is ENGINE-provided */
137static ENGINE *funct_ref =NULL;
138#endif
139
140int RAND_set_rand_method(const RAND_METHOD *meth)
141 {
142#ifndef OPENSSL_NO_ENGINE
143 if(funct_ref)
144 {
145 ENGINE_finish(funct_ref);
146 funct_ref = NULL;
147 }
148#endif
149 default_RAND_meth = meth;
150 return 1;
151 }
152
153const RAND_METHOD *RAND_get_rand_method(void)
154 {
155 if (!default_RAND_meth)
156 {
157#ifndef OPENSSL_NO_ENGINE
158 ENGINE *e = ENGINE_get_default_RAND();
159 if(e)
160 {
161 default_RAND_meth = ENGINE_get_RAND(e);
162 if(!default_RAND_meth)
163 {
164 ENGINE_finish(e);
165 e = NULL;
166 }
167 }
168 if(e)
169 funct_ref = e;
170 else
171#endif
172 default_RAND_meth = RAND_SSLeay();
173 }
174 return default_RAND_meth;
175 }
176
177#ifndef OPENSSL_NO_ENGINE
178int RAND_set_rand_engine(ENGINE *engine)
179 {
180 const RAND_METHOD *tmp_meth = NULL;
181 if(engine)
182 {
183 if(!ENGINE_init(engine))
184 return 0;
185 tmp_meth = ENGINE_get_RAND(engine);
186 if(!tmp_meth)
187 {
188 ENGINE_finish(engine);
189 return 0;
190 }
191 }
192 /* This function releases any prior ENGINE so call it first */
193 RAND_set_rand_method(tmp_meth);
194 funct_ref = engine;
195 return 1;
196 }
197#endif
198
199#endif
200
201void RAND_cleanup(void)
202 {
203 const RAND_METHOD *meth = RAND_get_rand_method();
204 if (meth && meth->cleanup)
205 meth->cleanup();
206 RAND_set_rand_method(NULL);
207 }
208
209void RAND_seed(const void *buf, int num)
210 {
211 const RAND_METHOD *meth = RAND_get_rand_method();
212 if (meth && meth->seed)
213 meth->seed(buf,num);
214 }
215
216void RAND_add(const void *buf, int num, double entropy)
217 {
218 const RAND_METHOD *meth = RAND_get_rand_method();
219 if (meth && meth->add)
220 meth->add(buf,num,entropy);
221 }
222
223int RAND_bytes(unsigned char *buf, int num)
224 {
225 const RAND_METHOD *meth = RAND_get_rand_method();
226 if (meth && meth->bytes)
227 return meth->bytes(buf,num);
228 return(-1);
229 }
230
231int RAND_pseudo_bytes(unsigned char *buf, int num)
232 {
233 const RAND_METHOD *meth = RAND_get_rand_method();
234 if (meth && meth->pseudorand)
235 return meth->pseudorand(buf,num);
236 return(-1);
237 }
238
239int RAND_status(void)
240 {
241 const RAND_METHOD *meth = RAND_get_rand_method();
242 if (meth && meth->status)
243 return meth->status();
244 return 0;
245 }
diff --git a/src/lib/libcrypto/rand/rand_nw.c b/src/lib/libcrypto/rand/rand_nw.c
new file mode 100644
index 0000000000..f177ffbe82
--- /dev/null
+++ b/src/lib/libcrypto/rand/rand_nw.c
@@ -0,0 +1,183 @@
1/* crypto/rand/rand_nw.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 * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111
112#include "cryptlib.h"
113#include <openssl/rand.h>
114#include "rand_lcl.h"
115
116#if defined (OPENSSL_SYS_NETWARE)
117
118#if defined(NETWARE_LIBC)
119#include <nks/thread.h>
120#else
121#include <nwthread.h>
122#endif
123
124extern int GetProcessSwitchCount(void);
125#if !defined(NETWARE_LIBC) || (CURRENT_NDK_THRESHOLD < 509220000)
126extern void *RunningProcess; /* declare here same as found in newer NDKs */
127extern unsigned long GetSuperHighResolutionTimer(void);
128#endif
129
130 /* the FAQ indicates we need to provide at least 20 bytes (160 bits) of seed
131 */
132int RAND_poll(void)
133{
134 unsigned long l;
135 unsigned long tsc;
136 int i;
137
138 /* There are several options to gather miscellaneous data
139 * but for now we will loop checking the time stamp counter (rdtsc) and
140 * the SuperHighResolutionTimer. Each iteration will collect 8 bytes
141 * of data but it is treated as only 1 byte of entropy. The call to
142 * ThreadSwitchWithDelay() will introduce additional variability into
143 * the data returned by rdtsc.
144 *
145 * Applications can agument the seed material by adding additional
146 * stuff with RAND_add() and should probably do so.
147 */
148 l = GetProcessSwitchCount();
149 RAND_add(&l,sizeof(l),1);
150
151 /* need to cast the void* to unsigned long here */
152 l = (unsigned long)RunningProcess;
153 RAND_add(&l,sizeof(l),1);
154
155 for( i=2; i<ENTROPY_NEEDED; i++)
156 {
157#ifdef __MWERKS__
158 asm
159 {
160 rdtsc
161 mov tsc, eax
162 }
163#else
164 asm volatile("rdtsc":"=A" (tsc));
165#endif
166
167 RAND_add(&tsc, sizeof(tsc), 1);
168
169 l = GetSuperHighResolutionTimer();
170 RAND_add(&l, sizeof(l), 0);
171
172# if defined(NETWARE_LIBC)
173 NXThreadYield();
174# else /* NETWARE_CLIB */
175 ThreadSwitchWithDelay();
176# endif
177 }
178
179 return 1;
180}
181
182#endif
183
diff --git a/src/lib/libcrypto/rand/rand_unix.c b/src/lib/libcrypto/rand/rand_unix.c
index 71b98ec212..964d25833c 100644
--- a/src/lib/libcrypto/rand/rand_unix.c
+++ b/src/lib/libcrypto/rand/rand_unix.c
@@ -136,16 +136,10 @@
136#ifdef __OpenBSD__ 136#ifdef __OpenBSD__
137int RAND_poll(void) 137int RAND_poll(void)
138{ 138{
139 u_int32_t rnd = 0, i;
140 unsigned char buf[ENTROPY_NEEDED]; 139 unsigned char buf[ENTROPY_NEEDED];
141 140
142 for (i = 0; i < sizeof(buf); i++) { 141 arc4random_buf(buf, sizeof(buf));
143 if (i % 4 == 0) 142 RAND_add(buf, sizeof(buf), sizeof(buf));
144 rnd = arc4random();
145 buf[i] = rnd;
146 rnd >>= 8;
147 }
148 RAND_add(buf, sizeof(buf), ENTROPY_NEEDED);
149 memset(buf, 0, sizeof(buf)); 143 memset(buf, 0, sizeof(buf));
150 144
151 return 1; 145 return 1;
@@ -232,7 +226,7 @@ int RAND_poll(void)
232 t.tv_sec = 0; 226 t.tv_sec = 0;
233 t.tv_usec = usec; 227 t.tv_usec = usec;
234 228
235 if (FD_SETSIZE > 0 && (unsigned)fd >= FD_SETSIZE) 229 if (FD_SETSIZE > 0 && fd >= FD_SETSIZE)
236 { 230 {
237 /* can't use select, so just try to read once anyway */ 231 /* can't use select, so just try to read once anyway */
238 try_read = 1; 232 try_read = 1;
diff --git a/src/lib/libcrypto/rand/randfile.c b/src/lib/libcrypto/rand/randfile.c
new file mode 100644
index 0000000000..f63fbc1731
--- /dev/null
+++ b/src/lib/libcrypto/rand/randfile.c
@@ -0,0 +1,313 @@
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#ifdef MAC_OS_pre_X
79# include <stat.h>
80#else
81# include <sys/stat.h>
82#endif
83
84#ifdef _WIN32
85#define stat _stat
86#define chmod _chmod
87#define open _open
88#define fdopen _fdopen
89#endif
90
91#undef BUFSIZE
92#define BUFSIZE 1024
93#define RAND_DATA 1024
94
95#ifdef OPENSSL_SYS_VMS
96/* This declaration is a nasty hack to get around vms' extension to fopen
97 * for passing in sharing options being disabled by our /STANDARD=ANSI89 */
98static FILE *(*const vms_fopen)(const char *, const char *, ...) =
99 (FILE *(*)(const char *, const char *, ...))fopen;
100#define VMS_OPEN_ATTRS "shr=get,put,upd,del","ctx=bin,stm","rfm=stm","rat=none","mrs=0"
101#endif
102
103/* #define RFILE ".rnd" - defined in ../../e_os.h */
104
105/* Note that these functions are intended for seed files only.
106 * Entropy devices and EGD sockets are handled in rand_unix.c */
107
108int RAND_load_file(const char *file, long bytes)
109 {
110 /* If bytes >= 0, read up to 'bytes' bytes.
111 * if bytes == -1, read complete file. */
112
113 MS_STATIC unsigned char buf[BUFSIZE];
114 struct stat sb;
115 int i,ret=0,n;
116 FILE *in;
117
118 if (file == NULL) return(0);
119
120 if (stat(file,&sb) < 0) return(0);
121 RAND_add(&sb,sizeof(sb),0.0);
122 if (bytes == 0) return(ret);
123
124#ifdef OPENSSL_SYS_VMS
125 in=vms_fopen(file,"rb",VMS_OPEN_ATTRS);
126#else
127 in=fopen(file,"rb");
128#endif
129 if (in == NULL) goto err;
130#if defined(S_IFBLK) && defined(S_IFCHR)
131 if (sb.st_mode & (S_IFBLK | S_IFCHR)) {
132 /* this file is a device. we don't want read an infinite number
133 * of bytes from a random device, nor do we want to use buffered
134 * I/O because we will waste system entropy.
135 */
136 bytes = (bytes == -1) ? 2048 : bytes; /* ok, is 2048 enough? */
137 setvbuf(in, NULL, _IONBF, 0); /* don't do buffered reads */
138 }
139#endif
140 for (;;)
141 {
142 if (bytes > 0)
143 n = (bytes < BUFSIZE)?(int)bytes:BUFSIZE;
144 else
145 n = BUFSIZE;
146 i=fread(buf,1,n,in);
147 if (i <= 0) break;
148#ifdef PURIFY
149 RAND_add(buf,i,(double)i);
150#else
151 /* even if n != i, use the full array */
152 RAND_add(buf,n,(double)i);
153#endif
154 ret+=i;
155 if (bytes > 0)
156 {
157 bytes-=n;
158 if (bytes <= 0) break;
159 }
160 }
161 fclose(in);
162 OPENSSL_cleanse(buf,BUFSIZE);
163err:
164 return(ret);
165 }
166
167int RAND_write_file(const char *file)
168 {
169 unsigned char buf[BUFSIZE];
170 int i,ret=0,rand_err=0;
171 FILE *out = NULL;
172 int n;
173 struct stat sb;
174
175 i=stat(file,&sb);
176 if (i != -1) {
177#if defined(S_IFBLK) && defined(S_IFCHR)
178 if (sb.st_mode & (S_IFBLK | S_IFCHR)) {
179 /* this file is a device. we don't write back to it.
180 * we "succeed" on the assumption this is some sort
181 * of random device. Otherwise attempting to write to
182 * and chmod the device causes problems.
183 */
184 return(1);
185 }
186#endif
187 }
188
189#if defined(O_CREAT) && !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_VMS)
190 {
191 /* For some reason Win32 can't write to files created this way */
192
193 /* chmod(..., 0600) is too late to protect the file,
194 * permissions should be restrictive from the start */
195 int fd = open(file, O_CREAT, 0600);
196 if (fd != -1)
197 out = fdopen(fd, "wb");
198 }
199#endif
200
201#ifdef OPENSSL_SYS_VMS
202 /* VMS NOTE: Prior versions of this routine created a _new_
203 * version of the rand file for each call into this routine, then
204 * deleted all existing versions named ;-1, and finally renamed
205 * the current version as ';1'. Under concurrent usage, this
206 * resulted in an RMS race condition in rename() which could
207 * orphan files (see vms message help for RMS$_REENT). With the
208 * fopen() calls below, openssl/VMS now shares the top-level
209 * version of the rand file. Note that there may still be
210 * conditions where the top-level rand file is locked. If so, this
211 * code will then create a new version of the rand file. Without
212 * the delete and rename code, this can result in ascending file
213 * versions that stop at version 32767, and this routine will then
214 * return an error. The remedy for this is to recode the calling
215 * application to avoid concurrent use of the rand file, or
216 * synchronize usage at the application level. Also consider
217 * whether or not you NEED a persistent rand file in a concurrent
218 * use situation.
219 */
220
221 out = vms_fopen(file,"rb+",VMS_OPEN_ATTRS);
222 if (out == NULL)
223 out = vms_fopen(file,"wb",VMS_OPEN_ATTRS);
224#else
225 if (out == NULL)
226 out = fopen(file,"wb");
227#endif
228 if (out == NULL) goto err;
229
230#ifndef NO_CHMOD
231 chmod(file,0600);
232#endif
233 n=RAND_DATA;
234 for (;;)
235 {
236 i=(n > BUFSIZE)?BUFSIZE:n;
237 n-=BUFSIZE;
238 if (RAND_bytes(buf,i) <= 0)
239 rand_err=1;
240 i=fwrite(buf,1,i,out);
241 if (i <= 0)
242 {
243 ret=0;
244 break;
245 }
246 ret+=i;
247 if (n <= 0) break;
248 }
249
250 fclose(out);
251 OPENSSL_cleanse(buf,BUFSIZE);
252err:
253 return (rand_err ? -1 : ret);
254 }
255
256const char *RAND_file_name(char *buf, size_t size)
257 {
258 char *s=NULL;
259 int ok = 0;
260#ifdef __OpenBSD__
261 struct stat sb;
262#endif
263
264 if (issetugid() == 0)
265 s=getenv("RANDFILE");
266 if (s != NULL && *s && strlen(s) + 1 < size)
267 {
268 if (BUF_strlcpy(buf,s,size) >= size)
269 return NULL;
270 }
271 else
272 {
273 if (issetugid() == 0)
274 s=getenv("HOME");
275#ifdef DEFAULT_HOME
276 if (s == NULL)
277 {
278 s = DEFAULT_HOME;
279 }
280#endif
281 if (s && *s && strlen(s)+strlen(RFILE)+2 < size)
282 {
283 BUF_strlcpy(buf,s,size);
284#ifndef OPENSSL_SYS_VMS
285 BUF_strlcat(buf,"/",size);
286#endif
287 BUF_strlcat(buf,RFILE,size);
288 ok = 1;
289 }
290 else
291 buf[0] = '\0'; /* no file name */
292 }
293
294#ifdef __OpenBSD__
295 /* given that all random loads just fail if the file can't be
296 * seen on a stat, we stat the file we're returning, if it
297 * fails, use /dev/arandom instead. this allows the user to
298 * use their own source for good random data, but defaults
299 * to something hopefully decent if that isn't available.
300 */
301
302 if (!ok)
303 if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) {
304 return(NULL);
305 }
306 if (stat(buf,&sb) == -1)
307 if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) {
308 return(NULL);
309 }
310
311#endif
312 return(buf);
313 }
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-11-02 11:13:35 +0000