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authorSimon L. B. Nielsen <simon@FreeBSD.org>2008-08-23 10:51:00 +0000
committerSimon L. B. Nielsen <simon@FreeBSD.org>2008-08-23 10:51:00 +0000
commitc4a78426bef17a0a7c81195c2b2399e7441f14ad (patch)
tree596c39f00d5968b1519e8cd7f0546412b14c20f0 /crypto/rsa
parenta0ddfe4e7233d81e88a86217b7653708db2720fa (diff)
downloadsrc-c4a78426bef17a0a7c81195c2b2399e7441f14ad.tar.gz
src-c4a78426bef17a0a7c81195c2b2399e7441f14ad.zip
Flatten OpenSSL vendor tree.
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=182044
Diffstat (limited to 'crypto/rsa')
-rw-r--r--crypto/rsa/Makefile239
-rw-r--r--crypto/rsa/rsa.h441
-rw-r--r--crypto/rsa/rsa_asn1.c121
-rw-r--r--crypto/rsa/rsa_chk.c184
-rw-r--r--crypto/rsa/rsa_depr.c101
-rw-r--r--crypto/rsa/rsa_eay.c827
-rw-r--r--crypto/rsa/rsa_err.c171
-rw-r--r--crypto/rsa/rsa_gen.c194
-rw-r--r--crypto/rsa/rsa_lib.c464
-rw-r--r--crypto/rsa/rsa_none.c98
-rw-r--r--crypto/rsa/rsa_null.c151
-rw-r--r--crypto/rsa/rsa_oaep.c213
-rw-r--r--crypto/rsa/rsa_pk1.c224
-rw-r--r--crypto/rsa/rsa_pss.c269
-rw-r--r--crypto/rsa/rsa_saos.c150
-rw-r--r--crypto/rsa/rsa_sign.c249
-rw-r--r--crypto/rsa/rsa_ssl.c154
-rw-r--r--crypto/rsa/rsa_test.c322
-rw-r--r--crypto/rsa/rsa_x931.c177
19 files changed, 4749 insertions, 0 deletions
diff --git a/crypto/rsa/Makefile b/crypto/rsa/Makefile
new file mode 100644
index 000000000000..13900812acde
--- /dev/null
+++ b/crypto/rsa/Makefile
@@ -0,0 +1,239 @@
+#
+# OpenSSL/crypto/rsa/Makefile
+#
+
+DIR= rsa
+TOP= ../..
+CC= cc
+INCLUDES= -I.. -I$(TOP) -I../../include
+CFLAG=-g
+MAKEFILE= Makefile
+AR= ar r
+
+CFLAGS= $(INCLUDES) $(CFLAG)
+
+GENERAL=Makefile
+TEST=rsa_test.c
+APPS=
+
+LIB=$(TOP)/libcrypto.a
+LIBSRC= rsa_eay.c rsa_gen.c rsa_lib.c rsa_sign.c rsa_saos.c rsa_err.c \
+ rsa_pk1.c rsa_ssl.c rsa_none.c rsa_oaep.c rsa_chk.c rsa_null.c \
+ rsa_pss.c rsa_x931.c rsa_asn1.c rsa_depr.c
+LIBOBJ= rsa_eay.o rsa_gen.o rsa_lib.o rsa_sign.o rsa_saos.o rsa_err.o \
+ rsa_pk1.o rsa_ssl.o rsa_none.o rsa_oaep.o rsa_chk.o rsa_null.o \
+ rsa_pss.o rsa_x931.o rsa_asn1.o rsa_depr.o
+
+SRC= $(LIBSRC)
+
+EXHEADER= rsa.h
+HEADER= $(EXHEADER)
+
+ALL= $(GENERAL) $(SRC) $(HEADER)
+
+top:
+ (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
+
+all: lib
+
+lib: $(LIBOBJ)
+ $(AR) $(LIB) $(LIBOBJ)
+ $(RANLIB) $(LIB) || echo Never mind.
+ @touch lib
+
+files:
+ $(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
+
+links:
+ @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
+ @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
+ @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
+
+install:
+ @[ -n "$(INSTALLTOP)" ] # should be set by top Makefile...
+ @headerlist="$(EXHEADER)"; for i in $$headerlist ; \
+ do \
+ (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
+ chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
+ done;
+
+tags:
+ ctags $(SRC)
+
+tests:
+
+lint:
+ lint -DLINT $(INCLUDES) $(SRC)>fluff
+
+depend:
+ @[ -n "$(MAKEDEPEND)" ] # should be set by upper Makefile...
+ $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC)
+
+dclean:
+ $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
+ mv -f Makefile.new $(MAKEFILE)
+
+clean:
+ rm -f *.o */*.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+rsa_asn1.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_asn1.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h
+rsa_asn1.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h
+rsa_asn1.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+rsa_asn1.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+rsa_asn1.o: ../../include/openssl/opensslconf.h
+rsa_asn1.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_asn1.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_asn1.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_asn1.o: ../cryptlib.h rsa_asn1.c
+rsa_chk.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+rsa_chk.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+rsa_chk.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_chk.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_chk.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_chk.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_chk.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_chk.o: rsa_chk.c
+rsa_depr.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_depr.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_depr.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_depr.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_depr.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_depr.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_depr.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_depr.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_depr.o: ../cryptlib.h rsa_depr.c
+rsa_eay.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_eay.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_eay.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_eay.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_eay.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_eay.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_eay.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_eay.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_eay.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_eay.c
+rsa_err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+rsa_err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+rsa_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+rsa_err.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+rsa_err.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rsa.h
+rsa_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_err.o: ../../include/openssl/symhacks.h rsa_err.c
+rsa_gen.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_gen.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_gen.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_gen.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_gen.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_gen.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_gen.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_gen.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_gen.o: ../cryptlib.h rsa_gen.c
+rsa_lib.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+rsa_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+rsa_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+rsa_lib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rand.h
+rsa_lib.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_lib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_lib.o: ../cryptlib.h rsa_lib.c
+rsa_none.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_none.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_none.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_none.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_none.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_none.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_none.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_none.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_none.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_none.c
+rsa_null.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_null.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_null.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_null.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_null.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_null.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_null.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_null.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_null.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_null.c
+rsa_oaep.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_oaep.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_oaep.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_oaep.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_oaep.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h
+rsa_oaep.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
+rsa_oaep.o: ../../include/openssl/opensslconf.h
+rsa_oaep.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_oaep.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_oaep.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+rsa_oaep.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_oaep.o: ../cryptlib.h rsa_oaep.c
+rsa_pk1.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_pk1.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_pk1.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_pk1.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_pk1.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_pk1.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_pk1.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_pk1.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_pk1.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_pk1.c
+rsa_pss.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_pss.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_pss.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_pss.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_pss.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h
+rsa_pss.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
+rsa_pss.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+rsa_pss.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rand.h
+rsa_pss.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_pss.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
+rsa_pss.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_pss.c
+rsa_saos.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_saos.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_saos.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_saos.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+rsa_saos.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h
+rsa_saos.o: ../../include/openssl/err.h ../../include/openssl/evp.h
+rsa_saos.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+rsa_saos.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+rsa_saos.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_saos.o: ../../include/openssl/pkcs7.h ../../include/openssl/rsa.h
+rsa_saos.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+rsa_saos.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_saos.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
+rsa_saos.o: ../cryptlib.h rsa_saos.c
+rsa_sign.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_sign.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_sign.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_sign.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+rsa_sign.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h
+rsa_sign.o: ../../include/openssl/err.h ../../include/openssl/evp.h
+rsa_sign.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+rsa_sign.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+rsa_sign.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_sign.o: ../../include/openssl/pkcs7.h ../../include/openssl/rsa.h
+rsa_sign.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+rsa_sign.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+rsa_sign.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
+rsa_sign.o: ../cryptlib.h rsa_sign.c
+rsa_ssl.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_ssl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_ssl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_ssl.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_ssl.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+rsa_ssl.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_ssl.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_ssl.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_ssl.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_ssl.c
+rsa_x931.o: ../../e_os.h ../../include/openssl/asn1.h
+rsa_x931.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+rsa_x931.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+rsa_x931.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+rsa_x931.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+rsa_x931.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+rsa_x931.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+rsa_x931.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+rsa_x931.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_x931.o: ../../include/openssl/symhacks.h ../cryptlib.h rsa_x931.c
diff --git a/crypto/rsa/rsa.h b/crypto/rsa/rsa.h
new file mode 100644
index 000000000000..b19c556930f4
--- /dev/null
+++ b/crypto/rsa/rsa.h
@@ -0,0 +1,441 @@
+/* crypto/rsa/rsa.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#ifndef HEADER_RSA_H
+#define HEADER_RSA_H
+
+#include <openssl/asn1.h>
+
+#ifndef OPENSSL_NO_BIO
+#include <openssl/bio.h>
+#endif
+#include <openssl/crypto.h>
+#include <openssl/ossl_typ.h>
+#ifndef OPENSSL_NO_DEPRECATED
+#include <openssl/bn.h>
+#endif
+
+#ifdef OPENSSL_NO_RSA
+#error RSA is disabled.
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Declared already in ossl_typ.h */
+/* typedef struct rsa_st RSA; */
+/* typedef struct rsa_meth_st RSA_METHOD; */
+
+struct rsa_meth_st
+ {
+ const char *name;
+ int (*rsa_pub_enc)(int flen,const unsigned char *from,
+ unsigned char *to,
+ RSA *rsa,int padding);
+ int (*rsa_pub_dec)(int flen,const unsigned char *from,
+ unsigned char *to,
+ RSA *rsa,int padding);
+ int (*rsa_priv_enc)(int flen,const unsigned char *from,
+ unsigned char *to,
+ RSA *rsa,int padding);
+ int (*rsa_priv_dec)(int flen,const unsigned char *from,
+ unsigned char *to,
+ RSA *rsa,int padding);
+ int (*rsa_mod_exp)(BIGNUM *r0,const BIGNUM *I,RSA *rsa,BN_CTX *ctx); /* Can be null */
+ int (*bn_mod_exp)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+ const BIGNUM *m, BN_CTX *ctx,
+ BN_MONT_CTX *m_ctx); /* Can be null */
+ int (*init)(RSA *rsa); /* called at new */
+ int (*finish)(RSA *rsa); /* called at free */
+ int flags; /* RSA_METHOD_FLAG_* things */
+ char *app_data; /* may be needed! */
+/* New sign and verify functions: some libraries don't allow arbitrary data
+ * to be signed/verified: this allows them to be used. Note: for this to work
+ * the RSA_public_decrypt() and RSA_private_encrypt() should *NOT* be used
+ * RSA_sign(), RSA_verify() should be used instead. Note: for backwards
+ * compatibility this functionality is only enabled if the RSA_FLAG_SIGN_VER
+ * option is set in 'flags'.
+ */
+ int (*rsa_sign)(int type,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigret, unsigned int *siglen, const RSA *rsa);
+ int (*rsa_verify)(int dtype,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigbuf, unsigned int siglen, const RSA *rsa);
+/* If this callback is NULL, the builtin software RSA key-gen will be used. This
+ * is for behavioural compatibility whilst the code gets rewired, but one day
+ * it would be nice to assume there are no such things as "builtin software"
+ * implementations. */
+ int (*rsa_keygen)(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
+ };
+
+struct rsa_st
+ {
+ /* The first parameter is used to pickup errors where
+ * this is passed instead of aEVP_PKEY, it is set to 0 */
+ int pad;
+ long version;
+ const RSA_METHOD *meth;
+ /* functional reference if 'meth' is ENGINE-provided */
+ ENGINE *engine;
+ BIGNUM *n;
+ BIGNUM *e;
+ BIGNUM *d;
+ BIGNUM *p;
+ BIGNUM *q;
+ BIGNUM *dmp1;
+ BIGNUM *dmq1;
+ BIGNUM *iqmp;
+ /* be careful using this if the RSA structure is shared */
+ CRYPTO_EX_DATA ex_data;
+ int references;
+ int flags;
+
+ /* Used to cache montgomery values */
+ BN_MONT_CTX *_method_mod_n;
+ BN_MONT_CTX *_method_mod_p;
+ BN_MONT_CTX *_method_mod_q;
+
+ /* all BIGNUM values are actually in the following data, if it is not
+ * NULL */
+ char *bignum_data;
+ BN_BLINDING *blinding;
+ BN_BLINDING *mt_blinding;
+ };
+
+#ifndef OPENSSL_RSA_MAX_MODULUS_BITS
+# define OPENSSL_RSA_MAX_MODULUS_BITS 16384
+#endif
+
+#ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
+# define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
+#endif
+#ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
+# define OPENSSL_RSA_MAX_PUBEXP_BITS 64 /* exponent limit enforced for "large" modulus only */
+#endif
+
+#define RSA_3 0x3L
+#define RSA_F4 0x10001L
+
+#define RSA_METHOD_FLAG_NO_CHECK 0x0001 /* don't check pub/private match */
+
+#define RSA_FLAG_CACHE_PUBLIC 0x0002
+#define RSA_FLAG_CACHE_PRIVATE 0x0004
+#define RSA_FLAG_BLINDING 0x0008
+#define RSA_FLAG_THREAD_SAFE 0x0010
+/* This flag means the private key operations will be handled by rsa_mod_exp
+ * and that they do not depend on the private key components being present:
+ * for example a key stored in external hardware. Without this flag bn_mod_exp
+ * gets called when private key components are absent.
+ */
+#define RSA_FLAG_EXT_PKEY 0x0020
+
+/* This flag in the RSA_METHOD enables the new rsa_sign, rsa_verify functions.
+ */
+#define RSA_FLAG_SIGN_VER 0x0040
+
+#define RSA_FLAG_NO_BLINDING 0x0080 /* new with 0.9.6j and 0.9.7b; the built-in
+ * RSA implementation now uses blinding by
+ * default (ignoring RSA_FLAG_BLINDING),
+ * but other engines might not need it
+ */
+#define RSA_FLAG_NO_EXP_CONSTTIME 0x0100 /* new with 0.9.7h; the built-in RSA
+ * implementation now uses constant time
+ * modular exponentiation for secret exponents
+ * by default. This flag causes the
+ * faster variable sliding window method to
+ * be used for all exponents.
+ */
+
+#define RSA_PKCS1_PADDING 1
+#define RSA_SSLV23_PADDING 2
+#define RSA_NO_PADDING 3
+#define RSA_PKCS1_OAEP_PADDING 4
+#define RSA_X931_PADDING 5
+
+#define RSA_PKCS1_PADDING_SIZE 11
+
+#define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
+#define RSA_get_app_data(s) RSA_get_ex_data(s,0)
+
+RSA * RSA_new(void);
+RSA * RSA_new_method(ENGINE *engine);
+int RSA_size(const RSA *);
+
+/* Deprecated version */
+#ifndef OPENSSL_NO_DEPRECATED
+RSA * RSA_generate_key(int bits, unsigned long e,void
+ (*callback)(int,int,void *),void *cb_arg);
+#endif /* !defined(OPENSSL_NO_DEPRECATED) */
+
+/* New version */
+int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
+
+int RSA_check_key(const RSA *);
+ /* next 4 return -1 on error */
+int RSA_public_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+int RSA_private_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+int RSA_public_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+int RSA_private_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+void RSA_free (RSA *r);
+/* "up" the RSA object's reference count */
+int RSA_up_ref(RSA *r);
+
+int RSA_flags(const RSA *r);
+
+void RSA_set_default_method(const RSA_METHOD *meth);
+const RSA_METHOD *RSA_get_default_method(void);
+const RSA_METHOD *RSA_get_method(const RSA *rsa);
+int RSA_set_method(RSA *rsa, const RSA_METHOD *meth);
+
+/* This function needs the memory locking malloc callbacks to be installed */
+int RSA_memory_lock(RSA *r);
+
+/* these are the actual SSLeay RSA functions */
+const RSA_METHOD *RSA_PKCS1_SSLeay(void);
+
+const RSA_METHOD *RSA_null_method(void);
+
+DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPublicKey)
+DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPrivateKey)
+
+#ifndef OPENSSL_NO_FP_API
+int RSA_print_fp(FILE *fp, const RSA *r,int offset);
+#endif
+
+#ifndef OPENSSL_NO_BIO
+int RSA_print(BIO *bp, const RSA *r,int offset);
+#endif
+
+int i2d_RSA_NET(const RSA *a, unsigned char **pp,
+ int (*cb)(char *buf, int len, const char *prompt, int verify),
+ int sgckey);
+RSA *d2i_RSA_NET(RSA **a, const unsigned char **pp, long length,
+ int (*cb)(char *buf, int len, const char *prompt, int verify),
+ int sgckey);
+
+int i2d_Netscape_RSA(const RSA *a, unsigned char **pp,
+ int (*cb)(char *buf, int len, const char *prompt,
+ int verify));
+RSA *d2i_Netscape_RSA(RSA **a, const unsigned char **pp, long length,
+ int (*cb)(char *buf, int len, const char *prompt,
+ int verify));
+
+/* The following 2 functions sign and verify a X509_SIG ASN1 object
+ * inside PKCS#1 padded RSA encryption */
+int RSA_sign(int type, const unsigned char *m, unsigned int m_length,
+ unsigned char *sigret, unsigned int *siglen, RSA *rsa);
+int RSA_verify(int type, const unsigned char *m, unsigned int m_length,
+ unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
+
+/* The following 2 function sign and verify a ASN1_OCTET_STRING
+ * object inside PKCS#1 padded RSA encryption */
+int RSA_sign_ASN1_OCTET_STRING(int type,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigret, unsigned int *siglen, RSA *rsa);
+int RSA_verify_ASN1_OCTET_STRING(int type,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
+
+int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
+void RSA_blinding_off(RSA *rsa);
+BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx);
+
+int RSA_padding_add_PKCS1_type_1(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_PKCS1_type_1(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_padding_add_PKCS1_type_2(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_PKCS1_type_2(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int PKCS1_MGF1(unsigned char *mask, long len,
+ const unsigned char *seed, long seedlen, const EVP_MD *dgst);
+int RSA_padding_add_PKCS1_OAEP(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,
+ const unsigned char *p,int pl);
+int RSA_padding_check_PKCS1_OAEP(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len,
+ const unsigned char *p,int pl);
+int RSA_padding_add_SSLv23(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_SSLv23(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_padding_add_none(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_none(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_padding_add_X931(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_X931(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_X931_hash_id(int nid);
+
+int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
+ const EVP_MD *Hash, const unsigned char *EM, int sLen);
+int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
+ const unsigned char *mHash,
+ const EVP_MD *Hash, int sLen);
+
+int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int RSA_set_ex_data(RSA *r,int idx,void *arg);
+void *RSA_get_ex_data(const RSA *r, int idx);
+
+RSA *RSAPublicKey_dup(RSA *rsa);
+RSA *RSAPrivateKey_dup(RSA *rsa);
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+void ERR_load_RSA_strings(void);
+
+/* Error codes for the RSA functions. */
+
+/* Function codes. */
+#define RSA_F_MEMORY_LOCK 100
+#define RSA_F_RSA_BUILTIN_KEYGEN 129
+#define RSA_F_RSA_CHECK_KEY 123
+#define RSA_F_RSA_EAY_PRIVATE_DECRYPT 101
+#define RSA_F_RSA_EAY_PRIVATE_ENCRYPT 102
+#define RSA_F_RSA_EAY_PUBLIC_DECRYPT 103
+#define RSA_F_RSA_EAY_PUBLIC_ENCRYPT 104
+#define RSA_F_RSA_GENERATE_KEY 105
+#define RSA_F_RSA_MEMORY_LOCK 130
+#define RSA_F_RSA_NEW_METHOD 106
+#define RSA_F_RSA_NULL 124
+#define RSA_F_RSA_NULL_MOD_EXP 131
+#define RSA_F_RSA_NULL_PRIVATE_DECRYPT 132
+#define RSA_F_RSA_NULL_PRIVATE_ENCRYPT 133
+#define RSA_F_RSA_NULL_PUBLIC_DECRYPT 134
+#define RSA_F_RSA_NULL_PUBLIC_ENCRYPT 135
+#define RSA_F_RSA_PADDING_ADD_NONE 107
+#define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP 121
+#define RSA_F_RSA_PADDING_ADD_PKCS1_PSS 125
+#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1 108
+#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2 109
+#define RSA_F_RSA_PADDING_ADD_SSLV23 110
+#define RSA_F_RSA_PADDING_ADD_X931 127
+#define RSA_F_RSA_PADDING_CHECK_NONE 111
+#define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP 122
+#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1 112
+#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2 113
+#define RSA_F_RSA_PADDING_CHECK_SSLV23 114
+#define RSA_F_RSA_PADDING_CHECK_X931 128
+#define RSA_F_RSA_PRINT 115
+#define RSA_F_RSA_PRINT_FP 116
+#define RSA_F_RSA_SETUP_BLINDING 136
+#define RSA_F_RSA_SIGN 117
+#define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 118
+#define RSA_F_RSA_VERIFY 119
+#define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING 120
+#define RSA_F_RSA_VERIFY_PKCS1_PSS 126
+
+/* Reason codes. */
+#define RSA_R_ALGORITHM_MISMATCH 100
+#define RSA_R_BAD_E_VALUE 101
+#define RSA_R_BAD_FIXED_HEADER_DECRYPT 102
+#define RSA_R_BAD_PAD_BYTE_COUNT 103
+#define RSA_R_BAD_SIGNATURE 104
+#define RSA_R_BLOCK_TYPE_IS_NOT_01 106
+#define RSA_R_BLOCK_TYPE_IS_NOT_02 107
+#define RSA_R_DATA_GREATER_THAN_MOD_LEN 108
+#define RSA_R_DATA_TOO_LARGE 109
+#define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 110
+#define RSA_R_DATA_TOO_LARGE_FOR_MODULUS 132
+#define RSA_R_DATA_TOO_SMALL 111
+#define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE 122
+#define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 112
+#define RSA_R_DMP1_NOT_CONGRUENT_TO_D 124
+#define RSA_R_DMQ1_NOT_CONGRUENT_TO_D 125
+#define RSA_R_D_E_NOT_CONGRUENT_TO_1 123
+#define RSA_R_FIRST_OCTET_INVALID 133
+#define RSA_R_INVALID_HEADER 137
+#define RSA_R_INVALID_MESSAGE_LENGTH 131
+#define RSA_R_INVALID_PADDING 138
+#define RSA_R_INVALID_TRAILER 139
+#define RSA_R_IQMP_NOT_INVERSE_OF_Q 126
+#define RSA_R_KEY_SIZE_TOO_SMALL 120
+#define RSA_R_LAST_OCTET_INVALID 134
+#define RSA_R_MODULUS_TOO_LARGE 105
+#define RSA_R_NO_PUBLIC_EXPONENT 140
+#define RSA_R_NULL_BEFORE_BLOCK_MISSING 113
+#define RSA_R_N_DOES_NOT_EQUAL_P_Q 127
+#define RSA_R_OAEP_DECODING_ERROR 121
+#define RSA_R_PADDING_CHECK_FAILED 114
+#define RSA_R_P_NOT_PRIME 128
+#define RSA_R_Q_NOT_PRIME 129
+#define RSA_R_RSA_OPERATIONS_NOT_SUPPORTED 130
+#define RSA_R_SLEN_CHECK_FAILED 136
+#define RSA_R_SLEN_RECOVERY_FAILED 135
+#define RSA_R_SSLV3_ROLLBACK_ATTACK 115
+#define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 116
+#define RSA_R_UNKNOWN_ALGORITHM_TYPE 117
+#define RSA_R_UNKNOWN_PADDING_TYPE 118
+#define RSA_R_WRONG_SIGNATURE_LENGTH 119
+
+#ifdef __cplusplus
+}
+#endif
+#endif
diff --git a/crypto/rsa/rsa_asn1.c b/crypto/rsa/rsa_asn1.c
new file mode 100644
index 000000000000..bbbf26d50ed6
--- /dev/null
+++ b/crypto/rsa/rsa_asn1.c
@@ -0,0 +1,121 @@
+/* rsa_asn1.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/asn1t.h>
+
+static ASN1_METHOD method={
+ (I2D_OF(void)) i2d_RSAPrivateKey,
+ (D2I_OF(void)) d2i_RSAPrivateKey,
+ (void *(*)(void)) RSA_new,
+ (void (*)(void *)) RSA_free};
+
+ASN1_METHOD *RSAPrivateKey_asn1_meth(void)
+ {
+ return(&method);
+ }
+
+/* Override the default free and new methods */
+static int rsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
+{
+ if(operation == ASN1_OP_NEW_PRE) {
+ *pval = (ASN1_VALUE *)RSA_new();
+ if(*pval) return 2;
+ return 0;
+ } else if(operation == ASN1_OP_FREE_PRE) {
+ RSA_free((RSA *)*pval);
+ *pval = NULL;
+ return 2;
+ }
+ return 1;
+}
+
+ASN1_SEQUENCE_cb(RSAPrivateKey, rsa_cb) = {
+ ASN1_SIMPLE(RSA, version, LONG),
+ ASN1_SIMPLE(RSA, n, BIGNUM),
+ ASN1_SIMPLE(RSA, e, BIGNUM),
+ ASN1_SIMPLE(RSA, d, BIGNUM),
+ ASN1_SIMPLE(RSA, p, BIGNUM),
+ ASN1_SIMPLE(RSA, q, BIGNUM),
+ ASN1_SIMPLE(RSA, dmp1, BIGNUM),
+ ASN1_SIMPLE(RSA, dmq1, BIGNUM),
+ ASN1_SIMPLE(RSA, iqmp, BIGNUM)
+} ASN1_SEQUENCE_END_cb(RSA, RSAPrivateKey)
+
+
+ASN1_SEQUENCE_cb(RSAPublicKey, rsa_cb) = {
+ ASN1_SIMPLE(RSA, n, BIGNUM),
+ ASN1_SIMPLE(RSA, e, BIGNUM),
+} ASN1_SEQUENCE_END_cb(RSA, RSAPublicKey)
+
+IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPrivateKey, RSAPrivateKey)
+
+IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPublicKey, RSAPublicKey)
+
+RSA *RSAPublicKey_dup(RSA *rsa)
+ {
+ return ASN1_item_dup(ASN1_ITEM_rptr(RSAPublicKey), rsa);
+ }
+
+RSA *RSAPrivateKey_dup(RSA *rsa)
+ {
+ return ASN1_item_dup(ASN1_ITEM_rptr(RSAPrivateKey), rsa);
+ }
diff --git a/crypto/rsa/rsa_chk.c b/crypto/rsa/rsa_chk.c
new file mode 100644
index 000000000000..9d848db8c6c7
--- /dev/null
+++ b/crypto/rsa/rsa_chk.c
@@ -0,0 +1,184 @@
+/* crypto/rsa/rsa_chk.c -*- Mode: C; c-file-style: "eay" -*- */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+#include <openssl/bn.h>
+#include <openssl/err.h>
+#include <openssl/rsa.h>
+
+
+int RSA_check_key(const RSA *key)
+ {
+ BIGNUM *i, *j, *k, *l, *m;
+ BN_CTX *ctx;
+ int r;
+ int ret=1;
+
+ i = BN_new();
+ j = BN_new();
+ k = BN_new();
+ l = BN_new();
+ m = BN_new();
+ ctx = BN_CTX_new();
+ if (i == NULL || j == NULL || k == NULL || l == NULL ||
+ m == NULL || ctx == NULL)
+ {
+ ret = -1;
+ RSAerr(RSA_F_RSA_CHECK_KEY, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ /* p prime? */
+ r = BN_is_prime_ex(key->p, BN_prime_checks, NULL, NULL);
+ if (r != 1)
+ {
+ ret = r;
+ if (r != 0)
+ goto err;
+ RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_P_NOT_PRIME);
+ }
+
+ /* q prime? */
+ r = BN_is_prime_ex(key->q, BN_prime_checks, NULL, NULL);
+ if (r != 1)
+ {
+ ret = r;
+ if (r != 0)
+ goto err;
+ RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_Q_NOT_PRIME);
+ }
+
+ /* n = p*q? */
+ r = BN_mul(i, key->p, key->q, ctx);
+ if (!r) { ret = -1; goto err; }
+
+ if (BN_cmp(i, key->n) != 0)
+ {
+ ret = 0;
+ RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_N_DOES_NOT_EQUAL_P_Q);
+ }
+
+ /* d*e = 1 mod lcm(p-1,q-1)? */
+
+ r = BN_sub(i, key->p, BN_value_one());
+ if (!r) { ret = -1; goto err; }
+ r = BN_sub(j, key->q, BN_value_one());
+ if (!r) { ret = -1; goto err; }
+
+ /* now compute k = lcm(i,j) */
+ r = BN_mul(l, i, j, ctx);
+ if (!r) { ret = -1; goto err; }
+ r = BN_gcd(m, i, j, ctx);
+ if (!r) { ret = -1; goto err; }
+ r = BN_div(k, NULL, l, m, ctx); /* remainder is 0 */
+ if (!r) { ret = -1; goto err; }
+
+ r = BN_mod_mul(i, key->d, key->e, k, ctx);
+ if (!r) { ret = -1; goto err; }
+
+ if (!BN_is_one(i))
+ {
+ ret = 0;
+ RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_D_E_NOT_CONGRUENT_TO_1);
+ }
+
+ if (key->dmp1 != NULL && key->dmq1 != NULL && key->iqmp != NULL)
+ {
+ /* dmp1 = d mod (p-1)? */
+ r = BN_sub(i, key->p, BN_value_one());
+ if (!r) { ret = -1; goto err; }
+
+ r = BN_mod(j, key->d, i, ctx);
+ if (!r) { ret = -1; goto err; }
+
+ if (BN_cmp(j, key->dmp1) != 0)
+ {
+ ret = 0;
+ RSAerr(RSA_F_RSA_CHECK_KEY,
+ RSA_R_DMP1_NOT_CONGRUENT_TO_D);
+ }
+
+ /* dmq1 = d mod (q-1)? */
+ r = BN_sub(i, key->q, BN_value_one());
+ if (!r) { ret = -1; goto err; }
+
+ r = BN_mod(j, key->d, i, ctx);
+ if (!r) { ret = -1; goto err; }
+
+ if (BN_cmp(j, key->dmq1) != 0)
+ {
+ ret = 0;
+ RSAerr(RSA_F_RSA_CHECK_KEY,
+ RSA_R_DMQ1_NOT_CONGRUENT_TO_D);
+ }
+
+ /* iqmp = q^-1 mod p? */
+ if(!BN_mod_inverse(i, key->q, key->p, ctx))
+ {
+ ret = -1;
+ goto err;
+ }
+
+ if (BN_cmp(i, key->iqmp) != 0)
+ {
+ ret = 0;
+ RSAerr(RSA_F_RSA_CHECK_KEY,
+ RSA_R_IQMP_NOT_INVERSE_OF_Q);
+ }
+ }
+
+ err:
+ if (i != NULL) BN_free(i);
+ if (j != NULL) BN_free(j);
+ if (k != NULL) BN_free(k);
+ if (l != NULL) BN_free(l);
+ if (m != NULL) BN_free(m);
+ if (ctx != NULL) BN_CTX_free(ctx);
+ return (ret);
+ }
diff --git a/crypto/rsa/rsa_depr.c b/crypto/rsa/rsa_depr.c
new file mode 100644
index 000000000000..a859ded987a2
--- /dev/null
+++ b/crypto/rsa/rsa_depr.c
@@ -0,0 +1,101 @@
+/* crypto/rsa/rsa_depr.c */
+/* ====================================================================
+ * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NB: This file contains deprecated functions (compatibility wrappers to the
+ * "new" versions). */
+
+#include <stdio.h>
+#include <time.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+
+#ifdef OPENSSL_NO_DEPRECATED
+
+static void *dummy=&dummy;
+
+#else
+
+RSA *RSA_generate_key(int bits, unsigned long e_value,
+ void (*callback)(int,int,void *), void *cb_arg)
+ {
+ BN_GENCB cb;
+ int i;
+ RSA *rsa = RSA_new();
+ BIGNUM *e = BN_new();
+
+ if(!rsa || !e) goto err;
+
+ /* The problem is when building with 8, 16, or 32 BN_ULONG,
+ * unsigned long can be larger */
+ for (i=0; i<(int)sizeof(unsigned long)*8; i++)
+ {
+ if (e_value & (1UL<<i))
+ if (BN_set_bit(e,i) == 0)
+ goto err;
+ }
+
+ BN_GENCB_set_old(&cb, callback, cb_arg);
+
+ if(RSA_generate_key_ex(rsa, bits, e, &cb)) {
+ BN_free(e);
+ return rsa;
+ }
+err:
+ if(e) BN_free(e);
+ if(rsa) RSA_free(rsa);
+ return 0;
+ }
+#endif
diff --git a/crypto/rsa/rsa_eay.c b/crypto/rsa/rsa_eay.c
new file mode 100644
index 000000000000..e7b7a9c4fc38
--- /dev/null
+++ b/crypto/rsa/rsa_eay.c
@@ -0,0 +1,827 @@
+/* crypto/rsa/rsa_eay.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+
+#ifndef RSA_NULL
+
+static int RSA_eay_public_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_eay_private_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_eay_public_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_eay_private_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_eay_mod_exp(BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx);
+static int RSA_eay_init(RSA *rsa);
+static int RSA_eay_finish(RSA *rsa);
+static RSA_METHOD rsa_pkcs1_eay_meth={
+ "Eric Young's PKCS#1 RSA",
+ RSA_eay_public_encrypt,
+ RSA_eay_public_decrypt, /* signature verification */
+ RSA_eay_private_encrypt, /* signing */
+ RSA_eay_private_decrypt,
+ RSA_eay_mod_exp,
+ BN_mod_exp_mont, /* XXX probably we should not use Montgomery if e == 3 */
+ RSA_eay_init,
+ RSA_eay_finish,
+ 0, /* flags */
+ NULL,
+ 0, /* rsa_sign */
+ 0, /* rsa_verify */
+ NULL /* rsa_keygen */
+ };
+
+const RSA_METHOD *RSA_PKCS1_SSLeay(void)
+ {
+ return(&rsa_pkcs1_eay_meth);
+ }
+
+/* Usage example;
+ * MONT_HELPER(rsa, bn_ctx, p, rsa->flags & RSA_FLAG_CACHE_PRIVATE, goto err);
+ */
+#define MONT_HELPER(rsa, ctx, m, pre_cond, err_instr) \
+ if((pre_cond) && ((rsa)->_method_mod_##m == NULL) && \
+ !BN_MONT_CTX_set_locked(&((rsa)->_method_mod_##m), \
+ CRYPTO_LOCK_RSA, \
+ (rsa)->m, (ctx))) \
+ err_instr
+
+static int RSA_eay_public_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ BIGNUM *f,*ret;
+ int i,j,k,num=0,r= -1;
+ unsigned char *buf=NULL;
+ BN_CTX *ctx=NULL;
+
+ if (BN_num_bits(rsa->n) > OPENSSL_RSA_MAX_MODULUS_BITS)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT, RSA_R_MODULUS_TOO_LARGE);
+ return -1;
+ }
+
+ if (BN_ucmp(rsa->n, rsa->e) <= 0)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT, RSA_R_BAD_E_VALUE);
+ return -1;
+ }
+
+ /* for large moduli, enforce exponent limit */
+ if (BN_num_bits(rsa->n) > OPENSSL_RSA_SMALL_MODULUS_BITS)
+ {
+ if (BN_num_bits(rsa->e) > OPENSSL_RSA_MAX_PUBEXP_BITS)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT, RSA_R_BAD_E_VALUE);
+ return -1;
+ }
+ }
+
+ if ((ctx=BN_CTX_new()) == NULL) goto err;
+ BN_CTX_start(ctx);
+ f = BN_CTX_get(ctx);
+ ret = BN_CTX_get(ctx);
+ num=BN_num_bytes(rsa->n);
+ buf = OPENSSL_malloc(num);
+ if (!f || !ret || !buf)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ switch (padding)
+ {
+ case RSA_PKCS1_PADDING:
+ i=RSA_padding_add_PKCS1_type_2(buf,num,from,flen);
+ break;
+#ifndef OPENSSL_NO_SHA
+ case RSA_PKCS1_OAEP_PADDING:
+ i=RSA_padding_add_PKCS1_OAEP(buf,num,from,flen,NULL,0);
+ break;
+#endif
+ case RSA_SSLV23_PADDING:
+ i=RSA_padding_add_SSLv23(buf,num,from,flen);
+ break;
+ case RSA_NO_PADDING:
+ i=RSA_padding_add_none(buf,num,from,flen);
+ break;
+ default:
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
+ goto err;
+ }
+ if (i <= 0) goto err;
+
+ if (BN_bin2bn(buf,num,f) == NULL) goto err;
+
+ if (BN_ucmp(f, rsa->n) >= 0)
+ {
+ /* usually the padding functions would catch this */
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_ENCRYPT,RSA_R_DATA_TOO_LARGE_FOR_MODULUS);
+ goto err;
+ }
+
+ MONT_HELPER(rsa, ctx, n, rsa->flags & RSA_FLAG_CACHE_PUBLIC, goto err);
+
+ if (!rsa->meth->bn_mod_exp(ret,f,rsa->e,rsa->n,ctx,
+ rsa->_method_mod_n)) goto err;
+
+ /* put in leading 0 bytes if the number is less than the
+ * length of the modulus */
+ j=BN_num_bytes(ret);
+ i=BN_bn2bin(ret,&(to[num-j]));
+ for (k=0; k<(num-i); k++)
+ to[k]=0;
+
+ r=num;
+err:
+ if (ctx != NULL)
+ {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+ if (buf != NULL)
+ {
+ OPENSSL_cleanse(buf,num);
+ OPENSSL_free(buf);
+ }
+ return(r);
+ }
+
+static BN_BLINDING *rsa_get_blinding(RSA *rsa, int *local, BN_CTX *ctx)
+{
+ BN_BLINDING *ret;
+ int got_write_lock = 0;
+
+ CRYPTO_r_lock(CRYPTO_LOCK_RSA);
+
+ if (rsa->blinding == NULL)
+ {
+ CRYPTO_r_unlock(CRYPTO_LOCK_RSA);
+ CRYPTO_w_lock(CRYPTO_LOCK_RSA);
+ got_write_lock = 1;
+
+ if (rsa->blinding == NULL)
+ rsa->blinding = RSA_setup_blinding(rsa, ctx);
+ }
+
+ ret = rsa->blinding;
+ if (ret == NULL)
+ goto err;
+
+ if (BN_BLINDING_get_thread_id(ret) == CRYPTO_thread_id())
+ {
+ /* rsa->blinding is ours! */
+
+ *local = 1;
+ }
+ else
+ {
+ /* resort to rsa->mt_blinding instead */
+
+ *local = 0; /* instructs rsa_blinding_convert(), rsa_blinding_invert()
+ * that the BN_BLINDING is shared, meaning that accesses
+ * require locks, and that the blinding factor must be
+ * stored outside the BN_BLINDING
+ */
+
+ if (rsa->mt_blinding == NULL)
+ {
+ if (!got_write_lock)
+ {
+ CRYPTO_r_unlock(CRYPTO_LOCK_RSA);
+ CRYPTO_w_lock(CRYPTO_LOCK_RSA);
+ got_write_lock = 1;
+ }
+
+ if (rsa->mt_blinding == NULL)
+ rsa->mt_blinding = RSA_setup_blinding(rsa, ctx);
+ }
+ ret = rsa->mt_blinding;
+ }
+
+ err:
+ if (got_write_lock)
+ CRYPTO_w_unlock(CRYPTO_LOCK_RSA);
+ else
+ CRYPTO_r_unlock(CRYPTO_LOCK_RSA);
+ return ret;
+}
+
+static int rsa_blinding_convert(BN_BLINDING *b, int local, BIGNUM *f,
+ BIGNUM *r, BN_CTX *ctx)
+{
+ if (local)
+ return BN_BLINDING_convert_ex(f, NULL, b, ctx);
+ else
+ {
+ int ret;
+ CRYPTO_r_lock(CRYPTO_LOCK_RSA_BLINDING);
+ ret = BN_BLINDING_convert_ex(f, r, b, ctx);
+ CRYPTO_r_unlock(CRYPTO_LOCK_RSA_BLINDING);
+ return ret;
+ }
+}
+
+static int rsa_blinding_invert(BN_BLINDING *b, int local, BIGNUM *f,
+ BIGNUM *r, BN_CTX *ctx)
+{
+ if (local)
+ return BN_BLINDING_invert_ex(f, NULL, b, ctx);
+ else
+ {
+ int ret;
+ CRYPTO_w_lock(CRYPTO_LOCK_RSA_BLINDING);
+ ret = BN_BLINDING_invert_ex(f, r, b, ctx);
+ CRYPTO_w_unlock(CRYPTO_LOCK_RSA_BLINDING);
+ return ret;
+ }
+}
+
+/* signing */
+static int RSA_eay_private_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ BIGNUM *f, *ret, *br, *res;
+ int i,j,k,num=0,r= -1;
+ unsigned char *buf=NULL;
+ BN_CTX *ctx=NULL;
+ int local_blinding = 0;
+ BN_BLINDING *blinding = NULL;
+
+ if ((ctx=BN_CTX_new()) == NULL) goto err;
+ BN_CTX_start(ctx);
+ f = BN_CTX_get(ctx);
+ br = BN_CTX_get(ctx);
+ ret = BN_CTX_get(ctx);
+ num = BN_num_bytes(rsa->n);
+ buf = OPENSSL_malloc(num);
+ if(!f || !ret || !buf)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ switch (padding)
+ {
+ case RSA_PKCS1_PADDING:
+ i=RSA_padding_add_PKCS1_type_1(buf,num,from,flen);
+ break;
+ case RSA_X931_PADDING:
+ i=RSA_padding_add_X931(buf,num,from,flen);
+ break;
+ case RSA_NO_PADDING:
+ i=RSA_padding_add_none(buf,num,from,flen);
+ break;
+ case RSA_SSLV23_PADDING:
+ default:
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
+ goto err;
+ }
+ if (i <= 0) goto err;
+
+ if (BN_bin2bn(buf,num,f) == NULL) goto err;
+
+ if (BN_ucmp(f, rsa->n) >= 0)
+ {
+ /* usually the padding functions would catch this */
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT,RSA_R_DATA_TOO_LARGE_FOR_MODULUS);
+ goto err;
+ }
+
+ if (!(rsa->flags & RSA_FLAG_NO_BLINDING))
+ {
+ blinding = rsa_get_blinding(rsa, &local_blinding, ctx);
+ if (blinding == NULL)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_ENCRYPT, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+ }
+
+ if (blinding != NULL)
+ if (!rsa_blinding_convert(blinding, local_blinding, f, br, ctx))
+ goto err;
+
+ if ( (rsa->flags & RSA_FLAG_EXT_PKEY) ||
+ ((rsa->p != NULL) &&
+ (rsa->q != NULL) &&
+ (rsa->dmp1 != NULL) &&
+ (rsa->dmq1 != NULL) &&
+ (rsa->iqmp != NULL)) )
+ {
+ if (!rsa->meth->rsa_mod_exp(ret, f, rsa, ctx)) goto err;
+ }
+ else
+ {
+ BIGNUM local_d;
+ BIGNUM *d = NULL;
+
+ if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME))
+ {
+ BN_init(&local_d);
+ d = &local_d;
+ BN_with_flags(d, rsa->d, BN_FLG_EXP_CONSTTIME);
+ }
+ else
+ d = rsa->d;
+
+ MONT_HELPER(rsa, ctx, n, rsa->flags & RSA_FLAG_CACHE_PUBLIC, goto err);
+
+ if (!rsa->meth->bn_mod_exp(ret,f,d,rsa->n,ctx,
+ rsa->_method_mod_n)) goto err;
+ }
+
+ if (blinding)
+ if (!rsa_blinding_invert(blinding, local_blinding, ret, br, ctx))
+ goto err;
+
+ if (padding == RSA_X931_PADDING)
+ {
+ BN_sub(f, rsa->n, ret);
+ if (BN_cmp(ret, f))
+ res = f;
+ else
+ res = ret;
+ }
+ else
+ res = ret;
+
+ /* put in leading 0 bytes if the number is less than the
+ * length of the modulus */
+ j=BN_num_bytes(res);
+ i=BN_bn2bin(res,&(to[num-j]));
+ for (k=0; k<(num-i); k++)
+ to[k]=0;
+
+ r=num;
+err:
+ if (ctx != NULL)
+ {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+ if (buf != NULL)
+ {
+ OPENSSL_cleanse(buf,num);
+ OPENSSL_free(buf);
+ }
+ return(r);
+ }
+
+static int RSA_eay_private_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ BIGNUM *f, *ret, *br;
+ int j,num=0,r= -1;
+ unsigned char *p;
+ unsigned char *buf=NULL;
+ BN_CTX *ctx=NULL;
+ int local_blinding = 0;
+ BN_BLINDING *blinding = NULL;
+
+ if((ctx = BN_CTX_new()) == NULL) goto err;
+ BN_CTX_start(ctx);
+ f = BN_CTX_get(ctx);
+ br = BN_CTX_get(ctx);
+ ret = BN_CTX_get(ctx);
+ num = BN_num_bytes(rsa->n);
+ buf = OPENSSL_malloc(num);
+ if(!f || !ret || !buf)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ /* This check was for equality but PGP does evil things
+ * and chops off the top '0' bytes */
+ if (flen > num)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_DATA_GREATER_THAN_MOD_LEN);
+ goto err;
+ }
+
+ /* make data into a big number */
+ if (BN_bin2bn(from,(int)flen,f) == NULL) goto err;
+
+ if (BN_ucmp(f, rsa->n) >= 0)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_DATA_TOO_LARGE_FOR_MODULUS);
+ goto err;
+ }
+
+ if (!(rsa->flags & RSA_FLAG_NO_BLINDING))
+ {
+ blinding = rsa_get_blinding(rsa, &local_blinding, ctx);
+ if (blinding == NULL)
+ {
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+ }
+
+ if (blinding != NULL)
+ if (!rsa_blinding_convert(blinding, local_blinding, f, br, ctx))
+ goto err;
+
+ /* do the decrypt */
+ if ( (rsa->flags & RSA_FLAG_EXT_PKEY) ||
+ ((rsa->p != NULL) &&
+ (rsa->q != NULL) &&
+ (rsa->dmp1 != NULL) &&
+ (rsa->dmq1 != NULL) &&
+ (rsa->iqmp != NULL)) )
+ {
+ if (!rsa->meth->rsa_mod_exp(ret, f, rsa, ctx)) goto err;
+ }
+ else
+ {
+ BIGNUM local_d;
+ BIGNUM *d = NULL;
+
+ if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME))
+ {
+ d = &local_d;
+ BN_with_flags(d, rsa->d, BN_FLG_EXP_CONSTTIME);
+ }
+ else
+ d = rsa->d;
+
+ MONT_HELPER(rsa, ctx, n, rsa->flags & RSA_FLAG_CACHE_PUBLIC, goto err);
+ if (!rsa->meth->bn_mod_exp(ret,f,d,rsa->n,ctx,
+ rsa->_method_mod_n))
+ goto err;
+ }
+
+ if (blinding)
+ if (!rsa_blinding_invert(blinding, local_blinding, ret, br, ctx))
+ goto err;
+
+ p=buf;
+ j=BN_bn2bin(ret,p); /* j is only used with no-padding mode */
+
+ switch (padding)
+ {
+ case RSA_PKCS1_PADDING:
+ r=RSA_padding_check_PKCS1_type_2(to,num,buf,j,num);
+ break;
+#ifndef OPENSSL_NO_SHA
+ case RSA_PKCS1_OAEP_PADDING:
+ r=RSA_padding_check_PKCS1_OAEP(to,num,buf,j,num,NULL,0);
+ break;
+#endif
+ case RSA_SSLV23_PADDING:
+ r=RSA_padding_check_SSLv23(to,num,buf,j,num);
+ break;
+ case RSA_NO_PADDING:
+ r=RSA_padding_check_none(to,num,buf,j,num);
+ break;
+ default:
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
+ goto err;
+ }
+ if (r < 0)
+ RSAerr(RSA_F_RSA_EAY_PRIVATE_DECRYPT,RSA_R_PADDING_CHECK_FAILED);
+
+err:
+ if (ctx != NULL)
+ {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+ if (buf != NULL)
+ {
+ OPENSSL_cleanse(buf,num);
+ OPENSSL_free(buf);
+ }
+ return(r);
+ }
+
+/* signature verification */
+static int RSA_eay_public_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ BIGNUM *f,*ret;
+ int i,num=0,r= -1;
+ unsigned char *p;
+ unsigned char *buf=NULL;
+ BN_CTX *ctx=NULL;
+
+ if (BN_num_bits(rsa->n) > OPENSSL_RSA_MAX_MODULUS_BITS)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT, RSA_R_MODULUS_TOO_LARGE);
+ return -1;
+ }
+
+ if (BN_ucmp(rsa->n, rsa->e) <= 0)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT, RSA_R_BAD_E_VALUE);
+ return -1;
+ }
+
+ /* for large moduli, enforce exponent limit */
+ if (BN_num_bits(rsa->n) > OPENSSL_RSA_SMALL_MODULUS_BITS)
+ {
+ if (BN_num_bits(rsa->e) > OPENSSL_RSA_MAX_PUBEXP_BITS)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT, RSA_R_BAD_E_VALUE);
+ return -1;
+ }
+ }
+
+ if((ctx = BN_CTX_new()) == NULL) goto err;
+ BN_CTX_start(ctx);
+ f = BN_CTX_get(ctx);
+ ret = BN_CTX_get(ctx);
+ num=BN_num_bytes(rsa->n);
+ buf = OPENSSL_malloc(num);
+ if(!f || !ret || !buf)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ /* This check was for equality but PGP does evil things
+ * and chops off the top '0' bytes */
+ if (flen > num)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_DATA_GREATER_THAN_MOD_LEN);
+ goto err;
+ }
+
+ if (BN_bin2bn(from,flen,f) == NULL) goto err;
+
+ if (BN_ucmp(f, rsa->n) >= 0)
+ {
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_DATA_TOO_LARGE_FOR_MODULUS);
+ goto err;
+ }
+
+ MONT_HELPER(rsa, ctx, n, rsa->flags & RSA_FLAG_CACHE_PUBLIC, goto err);
+
+ if (!rsa->meth->bn_mod_exp(ret,f,rsa->e,rsa->n,ctx,
+ rsa->_method_mod_n)) goto err;
+
+ if ((padding == RSA_X931_PADDING) && ((ret->d[0] & 0xf) != 12))
+ BN_sub(ret, rsa->n, ret);
+
+ p=buf;
+ i=BN_bn2bin(ret,p);
+
+ switch (padding)
+ {
+ case RSA_PKCS1_PADDING:
+ r=RSA_padding_check_PKCS1_type_1(to,num,buf,i,num);
+ break;
+ case RSA_X931_PADDING:
+ r=RSA_padding_check_X931(to,num,buf,i,num);
+ break;
+ case RSA_NO_PADDING:
+ r=RSA_padding_check_none(to,num,buf,i,num);
+ break;
+ default:
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_UNKNOWN_PADDING_TYPE);
+ goto err;
+ }
+ if (r < 0)
+ RSAerr(RSA_F_RSA_EAY_PUBLIC_DECRYPT,RSA_R_PADDING_CHECK_FAILED);
+
+err:
+ if (ctx != NULL)
+ {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+ if (buf != NULL)
+ {
+ OPENSSL_cleanse(buf,num);
+ OPENSSL_free(buf);
+ }
+ return(r);
+ }
+
+static int RSA_eay_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx)
+ {
+ BIGNUM *r1,*m1,*vrfy;
+ BIGNUM local_dmp1, local_dmq1;
+ BIGNUM *dmp1, *dmq1;
+ int ret=0;
+
+ BN_CTX_start(ctx);
+ r1 = BN_CTX_get(ctx);
+ m1 = BN_CTX_get(ctx);
+ vrfy = BN_CTX_get(ctx);
+
+ MONT_HELPER(rsa, ctx, p, rsa->flags & RSA_FLAG_CACHE_PRIVATE, goto err);
+ MONT_HELPER(rsa, ctx, q, rsa->flags & RSA_FLAG_CACHE_PRIVATE, goto err);
+ MONT_HELPER(rsa, ctx, n, rsa->flags & RSA_FLAG_CACHE_PUBLIC, goto err);
+
+ if (!BN_mod(r1,I,rsa->q,ctx)) goto err;
+ if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME))
+ {
+ dmq1 = &local_dmq1;
+ BN_with_flags(dmq1, rsa->dmq1, BN_FLG_EXP_CONSTTIME);
+ }
+ else
+ dmq1 = rsa->dmq1;
+ if (!rsa->meth->bn_mod_exp(m1,r1,dmq1,rsa->q,ctx,
+ rsa->_method_mod_q)) goto err;
+
+ if (!BN_mod(r1,I,rsa->p,ctx)) goto err;
+ if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME))
+ {
+ dmp1 = &local_dmp1;
+ BN_with_flags(dmp1, rsa->dmp1, BN_FLG_EXP_CONSTTIME);
+ }
+ else
+ dmp1 = rsa->dmp1;
+ if (!rsa->meth->bn_mod_exp(r0,r1,dmp1,rsa->p,ctx,
+ rsa->_method_mod_p)) goto err;
+
+ if (!BN_sub(r0,r0,m1)) goto err;
+ /* This will help stop the size of r0 increasing, which does
+ * affect the multiply if it optimised for a power of 2 size */
+ if (BN_is_negative(r0))
+ if (!BN_add(r0,r0,rsa->p)) goto err;
+
+ if (!BN_mul(r1,r0,rsa->iqmp,ctx)) goto err;
+ if (!BN_mod(r0,r1,rsa->p,ctx)) goto err;
+ /* If p < q it is occasionally possible for the correction of
+ * adding 'p' if r0 is negative above to leave the result still
+ * negative. This can break the private key operations: the following
+ * second correction should *always* correct this rare occurrence.
+ * This will *never* happen with OpenSSL generated keys because
+ * they ensure p > q [steve]
+ */
+ if (BN_is_negative(r0))
+ if (!BN_add(r0,r0,rsa->p)) goto err;
+ if (!BN_mul(r1,r0,rsa->q,ctx)) goto err;
+ if (!BN_add(r0,r1,m1)) goto err;
+
+ if (rsa->e && rsa->n)
+ {
+ if (!rsa->meth->bn_mod_exp(vrfy,r0,rsa->e,rsa->n,ctx,rsa->_method_mod_n)) goto err;
+ /* If 'I' was greater than (or equal to) rsa->n, the operation
+ * will be equivalent to using 'I mod n'. However, the result of
+ * the verify will *always* be less than 'n' so we don't check
+ * for absolute equality, just congruency. */
+ if (!BN_sub(vrfy, vrfy, I)) goto err;
+ if (!BN_mod(vrfy, vrfy, rsa->n, ctx)) goto err;
+ if (BN_is_negative(vrfy))
+ if (!BN_add(vrfy, vrfy, rsa->n)) goto err;
+ if (!BN_is_zero(vrfy))
+ {
+ /* 'I' and 'vrfy' aren't congruent mod n. Don't leak
+ * miscalculated CRT output, just do a raw (slower)
+ * mod_exp and return that instead. */
+
+ BIGNUM local_d;
+ BIGNUM *d = NULL;
+
+ if (!(rsa->flags & RSA_FLAG_NO_EXP_CONSTTIME))
+ {
+ d = &local_d;
+ BN_with_flags(d, rsa->d, BN_FLG_EXP_CONSTTIME);
+ }
+ else
+ d = rsa->d;
+ if (!rsa->meth->bn_mod_exp(r0,I,d,rsa->n,ctx,
+ rsa->_method_mod_n)) goto err;
+ }
+ }
+ ret=1;
+err:
+ BN_CTX_end(ctx);
+ return(ret);
+ }
+
+static int RSA_eay_init(RSA *rsa)
+ {
+ rsa->flags|=RSA_FLAG_CACHE_PUBLIC|RSA_FLAG_CACHE_PRIVATE;
+ return(1);
+ }
+
+static int RSA_eay_finish(RSA *rsa)
+ {
+ if (rsa->_method_mod_n != NULL)
+ BN_MONT_CTX_free(rsa->_method_mod_n);
+ if (rsa->_method_mod_p != NULL)
+ BN_MONT_CTX_free(rsa->_method_mod_p);
+ if (rsa->_method_mod_q != NULL)
+ BN_MONT_CTX_free(rsa->_method_mod_q);
+ return(1);
+ }
+
+#endif
diff --git a/crypto/rsa/rsa_err.c b/crypto/rsa/rsa_err.c
new file mode 100644
index 000000000000..fe3ba1b44bbd
--- /dev/null
+++ b/crypto/rsa/rsa_err.c
@@ -0,0 +1,171 @@
+/* crypto/rsa/rsa_err.c */
+/* ====================================================================
+ * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+ * made to it will be overwritten when the script next updates this file,
+ * only reason strings will be preserved.
+ */
+
+#include <stdio.h>
+#include <openssl/err.h>
+#include <openssl/rsa.h>
+
+/* BEGIN ERROR CODES */
+#ifndef OPENSSL_NO_ERR
+
+#define ERR_FUNC(func) ERR_PACK(ERR_LIB_RSA,func,0)
+#define ERR_REASON(reason) ERR_PACK(ERR_LIB_RSA,0,reason)
+
+static ERR_STRING_DATA RSA_str_functs[]=
+ {
+{ERR_FUNC(RSA_F_MEMORY_LOCK), "MEMORY_LOCK"},
+{ERR_FUNC(RSA_F_RSA_BUILTIN_KEYGEN), "RSA_BUILTIN_KEYGEN"},
+{ERR_FUNC(RSA_F_RSA_CHECK_KEY), "RSA_check_key"},
+{ERR_FUNC(RSA_F_RSA_EAY_PRIVATE_DECRYPT), "RSA_EAY_PRIVATE_DECRYPT"},
+{ERR_FUNC(RSA_F_RSA_EAY_PRIVATE_ENCRYPT), "RSA_EAY_PRIVATE_ENCRYPT"},
+{ERR_FUNC(RSA_F_RSA_EAY_PUBLIC_DECRYPT), "RSA_EAY_PUBLIC_DECRYPT"},
+{ERR_FUNC(RSA_F_RSA_EAY_PUBLIC_ENCRYPT), "RSA_EAY_PUBLIC_ENCRYPT"},
+{ERR_FUNC(RSA_F_RSA_GENERATE_KEY), "RSA_generate_key"},
+{ERR_FUNC(RSA_F_RSA_MEMORY_LOCK), "RSA_memory_lock"},
+{ERR_FUNC(RSA_F_RSA_NEW_METHOD), "RSA_new_method"},
+{ERR_FUNC(RSA_F_RSA_NULL), "RSA_NULL"},
+{ERR_FUNC(RSA_F_RSA_NULL_MOD_EXP), "RSA_NULL_MOD_EXP"},
+{ERR_FUNC(RSA_F_RSA_NULL_PRIVATE_DECRYPT), "RSA_NULL_PRIVATE_DECRYPT"},
+{ERR_FUNC(RSA_F_RSA_NULL_PRIVATE_ENCRYPT), "RSA_NULL_PRIVATE_ENCRYPT"},
+{ERR_FUNC(RSA_F_RSA_NULL_PUBLIC_DECRYPT), "RSA_NULL_PUBLIC_DECRYPT"},
+{ERR_FUNC(RSA_F_RSA_NULL_PUBLIC_ENCRYPT), "RSA_NULL_PUBLIC_ENCRYPT"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_NONE), "RSA_padding_add_none"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP), "RSA_padding_add_PKCS1_OAEP"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_PSS), "RSA_padding_add_PKCS1_PSS"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1), "RSA_padding_add_PKCS1_type_1"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2), "RSA_padding_add_PKCS1_type_2"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_SSLV23), "RSA_padding_add_SSLv23"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_X931), "RSA_padding_add_X931"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_NONE), "RSA_padding_check_none"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP), "RSA_padding_check_PKCS1_OAEP"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1), "RSA_padding_check_PKCS1_type_1"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2), "RSA_padding_check_PKCS1_type_2"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_SSLV23), "RSA_padding_check_SSLv23"},
+{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_X931), "RSA_padding_check_X931"},
+{ERR_FUNC(RSA_F_RSA_PRINT), "RSA_print"},
+{ERR_FUNC(RSA_F_RSA_PRINT_FP), "RSA_print_fp"},
+{ERR_FUNC(RSA_F_RSA_SETUP_BLINDING), "RSA_setup_blinding"},
+{ERR_FUNC(RSA_F_RSA_SIGN), "RSA_sign"},
+{ERR_FUNC(RSA_F_RSA_SIGN_ASN1_OCTET_STRING), "RSA_sign_ASN1_OCTET_STRING"},
+{ERR_FUNC(RSA_F_RSA_VERIFY), "RSA_verify"},
+{ERR_FUNC(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING), "RSA_verify_ASN1_OCTET_STRING"},
+{ERR_FUNC(RSA_F_RSA_VERIFY_PKCS1_PSS), "RSA_verify_PKCS1_PSS"},
+{0,NULL}
+ };
+
+static ERR_STRING_DATA RSA_str_reasons[]=
+ {
+{ERR_REASON(RSA_R_ALGORITHM_MISMATCH) ,"algorithm mismatch"},
+{ERR_REASON(RSA_R_BAD_E_VALUE) ,"bad e value"},
+{ERR_REASON(RSA_R_BAD_FIXED_HEADER_DECRYPT),"bad fixed header decrypt"},
+{ERR_REASON(RSA_R_BAD_PAD_BYTE_COUNT) ,"bad pad byte count"},
+{ERR_REASON(RSA_R_BAD_SIGNATURE) ,"bad signature"},
+{ERR_REASON(RSA_R_BLOCK_TYPE_IS_NOT_01) ,"block type is not 01"},
+{ERR_REASON(RSA_R_BLOCK_TYPE_IS_NOT_02) ,"block type is not 02"},
+{ERR_REASON(RSA_R_DATA_GREATER_THAN_MOD_LEN),"data greater than mod len"},
+{ERR_REASON(RSA_R_DATA_TOO_LARGE) ,"data too large"},
+{ERR_REASON(RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE),"data too large for key size"},
+{ERR_REASON(RSA_R_DATA_TOO_LARGE_FOR_MODULUS),"data too large for modulus"},
+{ERR_REASON(RSA_R_DATA_TOO_SMALL) ,"data too small"},
+{ERR_REASON(RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE),"data too small for key size"},
+{ERR_REASON(RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY),"digest too big for rsa key"},
+{ERR_REASON(RSA_R_DMP1_NOT_CONGRUENT_TO_D),"dmp1 not congruent to d"},
+{ERR_REASON(RSA_R_DMQ1_NOT_CONGRUENT_TO_D),"dmq1 not congruent to d"},
+{ERR_REASON(RSA_R_D_E_NOT_CONGRUENT_TO_1),"d e not congruent to 1"},
+{ERR_REASON(RSA_R_FIRST_OCTET_INVALID) ,"first octet invalid"},
+{ERR_REASON(RSA_R_INVALID_HEADER) ,"invalid header"},
+{ERR_REASON(RSA_R_INVALID_MESSAGE_LENGTH),"invalid message length"},
+{ERR_REASON(RSA_R_INVALID_PADDING) ,"invalid padding"},
+{ERR_REASON(RSA_R_INVALID_TRAILER) ,"invalid trailer"},
+{ERR_REASON(RSA_R_IQMP_NOT_INVERSE_OF_Q) ,"iqmp not inverse of q"},
+{ERR_REASON(RSA_R_KEY_SIZE_TOO_SMALL) ,"key size too small"},
+{ERR_REASON(RSA_R_LAST_OCTET_INVALID) ,"last octet invalid"},
+{ERR_REASON(RSA_R_MODULUS_TOO_LARGE) ,"modulus too large"},
+{ERR_REASON(RSA_R_NO_PUBLIC_EXPONENT) ,"no public exponent"},
+{ERR_REASON(RSA_R_NULL_BEFORE_BLOCK_MISSING),"null before block missing"},
+{ERR_REASON(RSA_R_N_DOES_NOT_EQUAL_P_Q) ,"n does not equal p q"},
+{ERR_REASON(RSA_R_OAEP_DECODING_ERROR) ,"oaep decoding error"},
+{ERR_REASON(RSA_R_PADDING_CHECK_FAILED) ,"padding check failed"},
+{ERR_REASON(RSA_R_P_NOT_PRIME) ,"p not prime"},
+{ERR_REASON(RSA_R_Q_NOT_PRIME) ,"q not prime"},
+{ERR_REASON(RSA_R_RSA_OPERATIONS_NOT_SUPPORTED),"rsa operations not supported"},
+{ERR_REASON(RSA_R_SLEN_CHECK_FAILED) ,"salt length check failed"},
+{ERR_REASON(RSA_R_SLEN_RECOVERY_FAILED) ,"salt length recovery failed"},
+{ERR_REASON(RSA_R_SSLV3_ROLLBACK_ATTACK) ,"sslv3 rollback attack"},
+{ERR_REASON(RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD),"the asn1 object identifier is not known for this md"},
+{ERR_REASON(RSA_R_UNKNOWN_ALGORITHM_TYPE),"unknown algorithm type"},
+{ERR_REASON(RSA_R_UNKNOWN_PADDING_TYPE) ,"unknown padding type"},
+{ERR_REASON(RSA_R_WRONG_SIGNATURE_LENGTH),"wrong signature length"},
+{0,NULL}
+ };
+
+#endif
+
+void ERR_load_RSA_strings(void)
+ {
+#ifndef OPENSSL_NO_ERR
+
+ if (ERR_func_error_string(RSA_str_functs[0].error) == NULL)
+ {
+ ERR_load_strings(0,RSA_str_functs);
+ ERR_load_strings(0,RSA_str_reasons);
+ }
+#endif
+ }
diff --git a/crypto/rsa/rsa_gen.c b/crypto/rsa/rsa_gen.c
new file mode 100644
index 000000000000..742f8b18e5ad
--- /dev/null
+++ b/crypto/rsa/rsa_gen.c
@@ -0,0 +1,194 @@
+/* crypto/rsa/rsa_gen.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+
+/* NB: these functions have been "upgraded", the deprecated versions (which are
+ * compatibility wrappers using these functions) are in rsa_depr.c.
+ * - Geoff
+ */
+
+#include <stdio.h>
+#include <time.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+
+static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb);
+
+/* NB: this wrapper would normally be placed in rsa_lib.c and the static
+ * implementation would probably be in rsa_eay.c. Nonetheless, is kept here so
+ * that we don't introduce a new linker dependency. Eg. any application that
+ * wasn't previously linking object code related to key-generation won't have to
+ * now just because key-generation is part of RSA_METHOD. */
+int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb)
+ {
+ if(rsa->meth->rsa_keygen)
+ return rsa->meth->rsa_keygen(rsa, bits, e_value, cb);
+ return rsa_builtin_keygen(rsa, bits, e_value, cb);
+ }
+
+static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, BN_GENCB *cb)
+ {
+ BIGNUM *r0=NULL,*r1=NULL,*r2=NULL,*r3=NULL,*tmp;
+ int bitsp,bitsq,ok= -1,n=0;
+ BN_CTX *ctx=NULL;
+
+ ctx=BN_CTX_new();
+ if (ctx == NULL) goto err;
+ BN_CTX_start(ctx);
+ r0 = BN_CTX_get(ctx);
+ r1 = BN_CTX_get(ctx);
+ r2 = BN_CTX_get(ctx);
+ r3 = BN_CTX_get(ctx);
+ if (r3 == NULL) goto err;
+
+ bitsp=(bits+1)/2;
+ bitsq=bits-bitsp;
+
+ /* We need the RSA components non-NULL */
+ if(!rsa->n && ((rsa->n=BN_new()) == NULL)) goto err;
+ if(!rsa->d && ((rsa->d=BN_new()) == NULL)) goto err;
+ if(!rsa->e && ((rsa->e=BN_new()) == NULL)) goto err;
+ if(!rsa->p && ((rsa->p=BN_new()) == NULL)) goto err;
+ if(!rsa->q && ((rsa->q=BN_new()) == NULL)) goto err;
+ if(!rsa->dmp1 && ((rsa->dmp1=BN_new()) == NULL)) goto err;
+ if(!rsa->dmq1 && ((rsa->dmq1=BN_new()) == NULL)) goto err;
+ if(!rsa->iqmp && ((rsa->iqmp=BN_new()) == NULL)) goto err;
+
+ BN_copy(rsa->e, e_value);
+
+ /* generate p and q */
+ for (;;)
+ {
+ if(!BN_generate_prime_ex(rsa->p, bitsp, 0, NULL, NULL, cb))
+ goto err;
+ if (!BN_sub(r2,rsa->p,BN_value_one())) goto err;
+ if (!BN_gcd(r1,r2,rsa->e,ctx)) goto err;
+ if (BN_is_one(r1)) break;
+ if(!BN_GENCB_call(cb, 2, n++))
+ goto err;
+ }
+ if(!BN_GENCB_call(cb, 3, 0))
+ goto err;
+ for (;;)
+ {
+ /* When generating ridiculously small keys, we can get stuck
+ * continually regenerating the same prime values. Check for
+ * this and bail if it happens 3 times. */
+ unsigned int degenerate = 0;
+ do
+ {
+ if(!BN_generate_prime_ex(rsa->q, bitsq, 0, NULL, NULL, cb))
+ goto err;
+ } while((BN_cmp(rsa->p, rsa->q) == 0) && (++degenerate < 3));
+ if(degenerate == 3)
+ {
+ ok = 0; /* we set our own err */
+ RSAerr(RSA_F_RSA_BUILTIN_KEYGEN,RSA_R_KEY_SIZE_TOO_SMALL);
+ goto err;
+ }
+ if (!BN_sub(r2,rsa->q,BN_value_one())) goto err;
+ if (!BN_gcd(r1,r2,rsa->e,ctx)) goto err;
+ if (BN_is_one(r1))
+ break;
+ if(!BN_GENCB_call(cb, 2, n++))
+ goto err;
+ }
+ if(!BN_GENCB_call(cb, 3, 1))
+ goto err;
+ if (BN_cmp(rsa->p,rsa->q) < 0)
+ {
+ tmp=rsa->p;
+ rsa->p=rsa->q;
+ rsa->q=tmp;
+ }
+
+ /* calculate n */
+ if (!BN_mul(rsa->n,rsa->p,rsa->q,ctx)) goto err;
+
+ /* calculate d */
+ if (!BN_sub(r1,rsa->p,BN_value_one())) goto err; /* p-1 */
+ if (!BN_sub(r2,rsa->q,BN_value_one())) goto err; /* q-1 */
+ if (!BN_mul(r0,r1,r2,ctx)) goto err; /* (p-1)(q-1) */
+ if (!BN_mod_inverse(rsa->d,rsa->e,r0,ctx)) goto err; /* d */
+
+ /* calculate d mod (p-1) */
+ if (!BN_mod(rsa->dmp1,rsa->d,r1,ctx)) goto err;
+
+ /* calculate d mod (q-1) */
+ if (!BN_mod(rsa->dmq1,rsa->d,r2,ctx)) goto err;
+
+ /* calculate inverse of q mod p */
+ if (!BN_mod_inverse(rsa->iqmp,rsa->q,rsa->p,ctx)) goto err;
+
+ ok=1;
+err:
+ if (ok == -1)
+ {
+ RSAerr(RSA_F_RSA_BUILTIN_KEYGEN,ERR_LIB_BN);
+ ok=0;
+ }
+ if (ctx != NULL)
+ {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+
+ return ok;
+ }
+
diff --git a/crypto/rsa/rsa_lib.c b/crypto/rsa/rsa_lib.c
new file mode 100644
index 000000000000..cca32c098df8
--- /dev/null
+++ b/crypto/rsa/rsa_lib.c
@@ -0,0 +1,464 @@
+/* crypto/rsa/rsa_lib.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <openssl/crypto.h>
+#include "cryptlib.h"
+#include <openssl/lhash.h>
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+
+const char RSA_version[]="RSA" OPENSSL_VERSION_PTEXT;
+
+static const RSA_METHOD *default_RSA_meth=NULL;
+
+RSA *RSA_new(void)
+ {
+ RSA *r=RSA_new_method(NULL);
+
+ return r;
+ }
+
+void RSA_set_default_method(const RSA_METHOD *meth)
+ {
+ default_RSA_meth = meth;
+ }
+
+const RSA_METHOD *RSA_get_default_method(void)
+ {
+ if (default_RSA_meth == NULL)
+ {
+#ifdef RSA_NULL
+ default_RSA_meth=RSA_null_method();
+#else
+#if 0 /* was: #ifdef RSAref */
+ default_RSA_meth=RSA_PKCS1_RSAref();
+#else
+ default_RSA_meth=RSA_PKCS1_SSLeay();
+#endif
+#endif
+ }
+
+ return default_RSA_meth;
+ }
+
+const RSA_METHOD *RSA_get_method(const RSA *rsa)
+ {
+ return rsa->meth;
+ }
+
+int RSA_set_method(RSA *rsa, const RSA_METHOD *meth)
+ {
+ /* NB: The caller is specifically setting a method, so it's not up to us
+ * to deal with which ENGINE it comes from. */
+ const RSA_METHOD *mtmp;
+ mtmp = rsa->meth;
+ if (mtmp->finish) mtmp->finish(rsa);
+#ifndef OPENSSL_NO_ENGINE
+ if (rsa->engine)
+ {
+ ENGINE_finish(rsa->engine);
+ rsa->engine = NULL;
+ }
+#endif
+ rsa->meth = meth;
+ if (meth->init) meth->init(rsa);
+ return 1;
+ }
+
+RSA *RSA_new_method(ENGINE *engine)
+ {
+ RSA *ret;
+
+ ret=(RSA *)OPENSSL_malloc(sizeof(RSA));
+ if (ret == NULL)
+ {
+ RSAerr(RSA_F_RSA_NEW_METHOD,ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+
+ ret->meth = RSA_get_default_method();
+#ifndef OPENSSL_NO_ENGINE
+ if (engine)
+ {
+ if (!ENGINE_init(engine))
+ {
+ RSAerr(RSA_F_RSA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ ret->engine = engine;
+ }
+ else
+ ret->engine = ENGINE_get_default_RSA();
+ if(ret->engine)
+ {
+ ret->meth = ENGINE_get_RSA(ret->engine);
+ if(!ret->meth)
+ {
+ RSAerr(RSA_F_RSA_NEW_METHOD,
+ ERR_R_ENGINE_LIB);
+ ENGINE_finish(ret->engine);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ }
+#endif
+
+ ret->pad=0;
+ ret->version=0;
+ ret->n=NULL;
+ ret->e=NULL;
+ ret->d=NULL;
+ ret->p=NULL;
+ ret->q=NULL;
+ ret->dmp1=NULL;
+ ret->dmq1=NULL;
+ ret->iqmp=NULL;
+ ret->references=1;
+ ret->_method_mod_n=NULL;
+ ret->_method_mod_p=NULL;
+ ret->_method_mod_q=NULL;
+ ret->blinding=NULL;
+ ret->mt_blinding=NULL;
+ ret->bignum_data=NULL;
+ ret->flags=ret->meth->flags;
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data);
+ if ((ret->meth->init != NULL) && !ret->meth->init(ret))
+ {
+#ifndef OPENSSL_NO_ENGINE
+ if (ret->engine)
+ ENGINE_finish(ret->engine);
+#endif
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data);
+ OPENSSL_free(ret);
+ ret=NULL;
+ }
+ return(ret);
+ }
+
+void RSA_free(RSA *r)
+ {
+ int i;
+
+ if (r == NULL) return;
+
+ i=CRYPTO_add(&r->references,-1,CRYPTO_LOCK_RSA);
+#ifdef REF_PRINT
+ REF_PRINT("RSA",r);
+#endif
+ if (i > 0) return;
+#ifdef REF_CHECK
+ if (i < 0)
+ {
+ fprintf(stderr,"RSA_free, bad reference count\n");
+ abort();
+ }
+#endif
+
+ if (r->meth->finish)
+ r->meth->finish(r);
+#ifndef OPENSSL_NO_ENGINE
+ if (r->engine)
+ ENGINE_finish(r->engine);
+#endif
+
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_RSA, r, &r->ex_data);
+
+ if (r->n != NULL) BN_clear_free(r->n);
+ if (r->e != NULL) BN_clear_free(r->e);
+ if (r->d != NULL) BN_clear_free(r->d);
+ if (r->p != NULL) BN_clear_free(r->p);
+ if (r->q != NULL) BN_clear_free(r->q);
+ if (r->dmp1 != NULL) BN_clear_free(r->dmp1);
+ if (r->dmq1 != NULL) BN_clear_free(r->dmq1);
+ if (r->iqmp != NULL) BN_clear_free(r->iqmp);
+ if (r->blinding != NULL) BN_BLINDING_free(r->blinding);
+ if (r->mt_blinding != NULL) BN_BLINDING_free(r->mt_blinding);
+ if (r->bignum_data != NULL) OPENSSL_free_locked(r->bignum_data);
+ OPENSSL_free(r);
+ }
+
+int RSA_up_ref(RSA *r)
+ {
+ int i = CRYPTO_add(&r->references, 1, CRYPTO_LOCK_RSA);
+#ifdef REF_PRINT
+ REF_PRINT("RSA",r);
+#endif
+#ifdef REF_CHECK
+ if (i < 2)
+ {
+ fprintf(stderr, "RSA_up_ref, bad reference count\n");
+ abort();
+ }
+#endif
+ return ((i > 1) ? 1 : 0);
+ }
+
+int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
+ {
+ return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, argl, argp,
+ new_func, dup_func, free_func);
+ }
+
+int RSA_set_ex_data(RSA *r, int idx, void *arg)
+ {
+ return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
+ }
+
+void *RSA_get_ex_data(const RSA *r, int idx)
+ {
+ return(CRYPTO_get_ex_data(&r->ex_data,idx));
+ }
+
+int RSA_size(const RSA *r)
+ {
+ return(BN_num_bytes(r->n));
+ }
+
+int RSA_public_encrypt(int flen, const unsigned char *from, unsigned char *to,
+ RSA *rsa, int padding)
+ {
+ return(rsa->meth->rsa_pub_enc(flen, from, to, rsa, padding));
+ }
+
+int RSA_private_encrypt(int flen, const unsigned char *from, unsigned char *to,
+ RSA *rsa, int padding)
+ {
+ return(rsa->meth->rsa_priv_enc(flen, from, to, rsa, padding));
+ }
+
+int RSA_private_decrypt(int flen, const unsigned char *from, unsigned char *to,
+ RSA *rsa, int padding)
+ {
+ return(rsa->meth->rsa_priv_dec(flen, from, to, rsa, padding));
+ }
+
+int RSA_public_decrypt(int flen, const unsigned char *from, unsigned char *to,
+ RSA *rsa, int padding)
+ {
+ return(rsa->meth->rsa_pub_dec(flen, from, to, rsa, padding));
+ }
+
+int RSA_flags(const RSA *r)
+ {
+ return((r == NULL)?0:r->meth->flags);
+ }
+
+void RSA_blinding_off(RSA *rsa)
+ {
+ if (rsa->blinding != NULL)
+ {
+ BN_BLINDING_free(rsa->blinding);
+ rsa->blinding=NULL;
+ }
+ rsa->flags &= ~RSA_FLAG_BLINDING;
+ rsa->flags |= RSA_FLAG_NO_BLINDING;
+ }
+
+int RSA_blinding_on(RSA *rsa, BN_CTX *ctx)
+ {
+ int ret=0;
+
+ if (rsa->blinding != NULL)
+ RSA_blinding_off(rsa);
+
+ rsa->blinding = RSA_setup_blinding(rsa, ctx);
+ if (rsa->blinding == NULL)
+ goto err;
+
+ rsa->flags |= RSA_FLAG_BLINDING;
+ rsa->flags &= ~RSA_FLAG_NO_BLINDING;
+ ret=1;
+err:
+ return(ret);
+ }
+
+static BIGNUM *rsa_get_public_exp(const BIGNUM *d, const BIGNUM *p,
+ const BIGNUM *q, BN_CTX *ctx)
+{
+ BIGNUM *ret = NULL, *r0, *r1, *r2;
+
+ if (d == NULL || p == NULL || q == NULL)
+ return NULL;
+
+ BN_CTX_start(ctx);
+ r0 = BN_CTX_get(ctx);
+ r1 = BN_CTX_get(ctx);
+ r2 = BN_CTX_get(ctx);
+ if (r2 == NULL)
+ goto err;
+
+ if (!BN_sub(r1, p, BN_value_one())) goto err;
+ if (!BN_sub(r2, q, BN_value_one())) goto err;
+ if (!BN_mul(r0, r1, r2, ctx)) goto err;
+
+ ret = BN_mod_inverse(NULL, d, r0, ctx);
+err:
+ BN_CTX_end(ctx);
+ return ret;
+}
+
+BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *in_ctx)
+{
+ BIGNUM *e;
+ BN_CTX *ctx;
+ BN_BLINDING *ret = NULL;
+
+ if (in_ctx == NULL)
+ {
+ if ((ctx = BN_CTX_new()) == NULL) return 0;
+ }
+ else
+ ctx = in_ctx;
+
+ BN_CTX_start(ctx);
+ e = BN_CTX_get(ctx);
+ if (e == NULL)
+ {
+ RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (rsa->e == NULL)
+ {
+ e = rsa_get_public_exp(rsa->d, rsa->p, rsa->q, ctx);
+ if (e == NULL)
+ {
+ RSAerr(RSA_F_RSA_SETUP_BLINDING, RSA_R_NO_PUBLIC_EXPONENT);
+ goto err;
+ }
+ }
+ else
+ e = rsa->e;
+
+
+ if ((RAND_status() == 0) && rsa->d != NULL && rsa->d->d != NULL)
+ {
+ /* if PRNG is not properly seeded, resort to secret
+ * exponent as unpredictable seed */
+ RAND_add(rsa->d->d, rsa->d->dmax * sizeof rsa->d->d[0], 0.0);
+ }
+
+ ret = BN_BLINDING_create_param(NULL, e, rsa->n, ctx,
+ rsa->meth->bn_mod_exp, rsa->_method_mod_n);
+ if (ret == NULL)
+ {
+ RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_BN_LIB);
+ goto err;
+ }
+ BN_BLINDING_set_thread_id(ret, CRYPTO_thread_id());
+err:
+ BN_CTX_end(ctx);
+ if (in_ctx == NULL)
+ BN_CTX_free(ctx);
+ if(rsa->e == NULL)
+ BN_free(e);
+
+ return ret;
+}
+
+int RSA_memory_lock(RSA *r)
+ {
+ int i,j,k,off;
+ char *p;
+ BIGNUM *bn,**t[6],*b;
+ BN_ULONG *ul;
+
+ if (r->d == NULL) return(1);
+ t[0]= &r->d;
+ t[1]= &r->p;
+ t[2]= &r->q;
+ t[3]= &r->dmp1;
+ t[4]= &r->dmq1;
+ t[5]= &r->iqmp;
+ k=sizeof(BIGNUM)*6;
+ off=k/sizeof(BN_ULONG)+1;
+ j=1;
+ for (i=0; i<6; i++)
+ j+= (*t[i])->top;
+ if ((p=OPENSSL_malloc_locked((off+j)*sizeof(BN_ULONG))) == NULL)
+ {
+ RSAerr(RSA_F_RSA_MEMORY_LOCK,ERR_R_MALLOC_FAILURE);
+ return(0);
+ }
+ bn=(BIGNUM *)p;
+ ul=(BN_ULONG *)&(p[off]);
+ for (i=0; i<6; i++)
+ {
+ b= *(t[i]);
+ *(t[i])= &(bn[i]);
+ memcpy((char *)&(bn[i]),(char *)b,sizeof(BIGNUM));
+ bn[i].flags=BN_FLG_STATIC_DATA;
+ bn[i].d=ul;
+ memcpy((char *)ul,b->d,sizeof(BN_ULONG)*b->top);
+ ul+=b->top;
+ BN_clear_free(b);
+ }
+
+ /* I should fix this so it can still be done */
+ r->flags&= ~(RSA_FLAG_CACHE_PRIVATE|RSA_FLAG_CACHE_PUBLIC);
+
+ r->bignum_data=p;
+ return(1);
+ }
diff --git a/crypto/rsa/rsa_none.c b/crypto/rsa/rsa_none.c
new file mode 100644
index 000000000000..e6f3e627ca1a
--- /dev/null
+++ b/crypto/rsa/rsa_none.c
@@ -0,0 +1,98 @@
+/* crypto/rsa/rsa_none.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+
+int RSA_padding_add_none(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+ {
+ if (flen > tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_NONE,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return(0);
+ }
+
+ if (flen < tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_NONE,RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE);
+ return(0);
+ }
+
+ memcpy(to,from,(unsigned int)flen);
+ return(1);
+ }
+
+int RSA_padding_check_none(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+ {
+
+ if (flen > tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_NONE,RSA_R_DATA_TOO_LARGE);
+ return(-1);
+ }
+
+ memset(to,0,tlen-flen);
+ memcpy(to+tlen-flen,from,flen);
+ return(tlen);
+ }
+
diff --git a/crypto/rsa/rsa_null.c b/crypto/rsa/rsa_null.c
new file mode 100644
index 000000000000..491572c82bdc
--- /dev/null
+++ b/crypto/rsa/rsa_null.c
@@ -0,0 +1,151 @@
+/* rsa_null.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 1999.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+
+/* This is a dummy RSA implementation that just returns errors when called.
+ * It is designed to allow some RSA functions to work while stopping those
+ * covered by the RSA patent. That is RSA, encryption, decryption, signing
+ * and verify is not allowed but RSA key generation, key checking and other
+ * operations (like storing RSA keys) are permitted.
+ */
+
+static int RSA_null_public_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_null_private_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_null_public_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+static int RSA_null_private_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa,int padding);
+#if 0 /* not currently used */
+static int RSA_null_mod_exp(const BIGNUM *r0, const BIGNUM *i, RSA *rsa);
+#endif
+static int RSA_null_init(RSA *rsa);
+static int RSA_null_finish(RSA *rsa);
+static RSA_METHOD rsa_null_meth={
+ "Null RSA",
+ RSA_null_public_encrypt,
+ RSA_null_public_decrypt,
+ RSA_null_private_encrypt,
+ RSA_null_private_decrypt,
+ NULL,
+ NULL,
+ RSA_null_init,
+ RSA_null_finish,
+ 0,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+
+const RSA_METHOD *RSA_null_method(void)
+ {
+ return(&rsa_null_meth);
+ }
+
+static int RSA_null_public_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ RSAerr(RSA_F_RSA_NULL_PUBLIC_ENCRYPT, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
+ return -1;
+ }
+
+static int RSA_null_private_encrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ RSAerr(RSA_F_RSA_NULL_PRIVATE_ENCRYPT, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
+ return -1;
+ }
+
+static int RSA_null_private_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ RSAerr(RSA_F_RSA_NULL_PRIVATE_DECRYPT, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
+ return -1;
+ }
+
+static int RSA_null_public_decrypt(int flen, const unsigned char *from,
+ unsigned char *to, RSA *rsa, int padding)
+ {
+ RSAerr(RSA_F_RSA_NULL_PUBLIC_DECRYPT, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
+ return -1;
+ }
+
+#if 0 /* not currently used */
+static int RSA_null_mod_exp(BIGNUM *r0, BIGNUM *I, RSA *rsa)
+ {
+ ...err(RSA_F_RSA_NULL_MOD_EXP, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
+ return -1;
+ }
+#endif
+
+static int RSA_null_init(RSA *rsa)
+ {
+ return(1);
+ }
+
+static int RSA_null_finish(RSA *rsa)
+ {
+ return(1);
+ }
diff --git a/crypto/rsa/rsa_oaep.c b/crypto/rsa/rsa_oaep.c
new file mode 100644
index 000000000000..45d6f6ef8a5e
--- /dev/null
+++ b/crypto/rsa/rsa_oaep.c
@@ -0,0 +1,213 @@
+/* crypto/rsa/rsa_oaep.c */
+/* Written by Ulf Moeller. This software is distributed on an "AS IS"
+ basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. */
+
+/* EME-OAEP as defined in RFC 2437 (PKCS #1 v2.0) */
+
+/* See Victor Shoup, "OAEP reconsidered," Nov. 2000,
+ * <URL: http://www.shoup.net/papers/oaep.ps.Z>
+ * for problems with the security proof for the
+ * original OAEP scheme, which EME-OAEP is based on.
+ *
+ * A new proof can be found in E. Fujisaki, T. Okamoto,
+ * D. Pointcheval, J. Stern, "RSA-OEAP is Still Alive!",
+ * Dec. 2000, <URL: http://eprint.iacr.org/2000/061/>.
+ * The new proof has stronger requirements for the
+ * underlying permutation: "partial-one-wayness" instead
+ * of one-wayness. For the RSA function, this is
+ * an equivalent notion.
+ */
+
+
+#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1)
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/evp.h>
+#include <openssl/rand.h>
+#include <openssl/sha.h>
+
+int MGF1(unsigned char *mask, long len,
+ const unsigned char *seed, long seedlen);
+
+int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
+ const unsigned char *from, int flen,
+ const unsigned char *param, int plen)
+ {
+ int i, emlen = tlen - 1;
+ unsigned char *db, *seed;
+ unsigned char *dbmask, seedmask[SHA_DIGEST_LENGTH];
+
+ if (flen > emlen - 2 * SHA_DIGEST_LENGTH - 1)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP,
+ RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return 0;
+ }
+
+ if (emlen < 2 * SHA_DIGEST_LENGTH + 1)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, RSA_R_KEY_SIZE_TOO_SMALL);
+ return 0;
+ }
+
+ dbmask = OPENSSL_malloc(emlen - SHA_DIGEST_LENGTH);
+ if (dbmask == NULL)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+
+ to[0] = 0;
+ seed = to + 1;
+ db = to + SHA_DIGEST_LENGTH + 1;
+
+ EVP_Digest((void *)param, plen, db, NULL, EVP_sha1(), NULL);
+ memset(db + SHA_DIGEST_LENGTH, 0,
+ emlen - flen - 2 * SHA_DIGEST_LENGTH - 1);
+ db[emlen - flen - SHA_DIGEST_LENGTH - 1] = 0x01;
+ memcpy(db + emlen - flen - SHA_DIGEST_LENGTH, from, (unsigned int) flen);
+ if (RAND_bytes(seed, SHA_DIGEST_LENGTH) <= 0)
+ return 0;
+#ifdef PKCS_TESTVECT
+ memcpy(seed,
+ "\xaa\xfd\x12\xf6\x59\xca\xe6\x34\x89\xb4\x79\xe5\x07\x6d\xde\xc2\xf0\x6c\xb5\x8f",
+ 20);
+#endif
+
+ MGF1(dbmask, emlen - SHA_DIGEST_LENGTH, seed, SHA_DIGEST_LENGTH);
+ for (i = 0; i < emlen - SHA_DIGEST_LENGTH; i++)
+ db[i] ^= dbmask[i];
+
+ MGF1(seedmask, SHA_DIGEST_LENGTH, db, emlen - SHA_DIGEST_LENGTH);
+ for (i = 0; i < SHA_DIGEST_LENGTH; i++)
+ seed[i] ^= seedmask[i];
+
+ OPENSSL_free(dbmask);
+ return 1;
+ }
+
+int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num,
+ const unsigned char *param, int plen)
+ {
+ int i, dblen, mlen = -1;
+ const unsigned char *maskeddb;
+ int lzero;
+ unsigned char *db = NULL, seed[SHA_DIGEST_LENGTH], phash[SHA_DIGEST_LENGTH];
+ int bad = 0;
+
+ if (--num < 2 * SHA_DIGEST_LENGTH + 1)
+ /* 'num' is the length of the modulus, i.e. does not depend on the
+ * particular ciphertext. */
+ goto decoding_err;
+
+ lzero = num - flen;
+ if (lzero < 0)
+ {
+ /* lzero == -1 */
+
+ /* signalling this error immediately after detection might allow
+ * for side-channel attacks (e.g. timing if 'plen' is huge
+ * -- cf. James H. Manger, "A Chosen Ciphertext Attack on RSA Optimal
+ * Asymmetric Encryption Padding (OAEP) [...]", CRYPTO 2001),
+ * so we use a 'bad' flag */
+ bad = 1;
+ lzero = 0;
+ }
+ maskeddb = from - lzero + SHA_DIGEST_LENGTH;
+
+ dblen = num - SHA_DIGEST_LENGTH;
+ db = OPENSSL_malloc(dblen);
+ if (db == NULL)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, ERR_R_MALLOC_FAILURE);
+ return -1;
+ }
+
+ MGF1(seed, SHA_DIGEST_LENGTH, maskeddb, dblen);
+ for (i = lzero; i < SHA_DIGEST_LENGTH; i++)
+ seed[i] ^= from[i - lzero];
+
+ MGF1(db, dblen, seed, SHA_DIGEST_LENGTH);
+ for (i = 0; i < dblen; i++)
+ db[i] ^= maskeddb[i];
+
+ EVP_Digest((void *)param, plen, phash, NULL, EVP_sha1(), NULL);
+
+ if (memcmp(db, phash, SHA_DIGEST_LENGTH) != 0 || bad)
+ goto decoding_err;
+ else
+ {
+ for (i = SHA_DIGEST_LENGTH; i < dblen; i++)
+ if (db[i] != 0x00)
+ break;
+ if (db[i] != 0x01 || i++ >= dblen)
+ goto decoding_err;
+ else
+ {
+ /* everything looks OK */
+
+ mlen = dblen - i;
+ if (tlen < mlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_DATA_TOO_LARGE);
+ mlen = -1;
+ }
+ else
+ memcpy(to, db + i, mlen);
+ }
+ }
+ OPENSSL_free(db);
+ return mlen;
+
+decoding_err:
+ /* to avoid chosen ciphertext attacks, the error message should not reveal
+ * which kind of decoding error happened */
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP, RSA_R_OAEP_DECODING_ERROR);
+ if (db != NULL) OPENSSL_free(db);
+ return -1;
+ }
+
+int PKCS1_MGF1(unsigned char *mask, long len,
+ const unsigned char *seed, long seedlen, const EVP_MD *dgst)
+ {
+ long i, outlen = 0;
+ unsigned char cnt[4];
+ EVP_MD_CTX c;
+ unsigned char md[EVP_MAX_MD_SIZE];
+ int mdlen;
+
+ EVP_MD_CTX_init(&c);
+ mdlen = EVP_MD_size(dgst);
+ for (i = 0; outlen < len; i++)
+ {
+ cnt[0] = (unsigned char)((i >> 24) & 255);
+ cnt[1] = (unsigned char)((i >> 16) & 255);
+ cnt[2] = (unsigned char)((i >> 8)) & 255;
+ cnt[3] = (unsigned char)(i & 255);
+ EVP_DigestInit_ex(&c,dgst, NULL);
+ EVP_DigestUpdate(&c, seed, seedlen);
+ EVP_DigestUpdate(&c, cnt, 4);
+ if (outlen + mdlen <= len)
+ {
+ EVP_DigestFinal_ex(&c, mask + outlen, NULL);
+ outlen += mdlen;
+ }
+ else
+ {
+ EVP_DigestFinal_ex(&c, md, NULL);
+ memcpy(mask + outlen, md, len - outlen);
+ outlen = len;
+ }
+ }
+ EVP_MD_CTX_cleanup(&c);
+ return 0;
+ }
+
+int MGF1(unsigned char *mask, long len, const unsigned char *seed, long seedlen)
+ {
+ return PKCS1_MGF1(mask, len, seed, seedlen, EVP_sha1());
+ }
+#endif
diff --git a/crypto/rsa/rsa_pk1.c b/crypto/rsa/rsa_pk1.c
new file mode 100644
index 000000000000..8560755f1d12
--- /dev/null
+++ b/crypto/rsa/rsa_pk1.c
@@ -0,0 +1,224 @@
+/* crypto/rsa/rsa_pk1.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+
+int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+ {
+ int j;
+ unsigned char *p;
+
+ if (flen > (tlen-RSA_PKCS1_PADDING_SIZE))
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return(0);
+ }
+
+ p=(unsigned char *)to;
+
+ *(p++)=0;
+ *(p++)=1; /* Private Key BT (Block Type) */
+
+ /* pad out with 0xff data */
+ j=tlen-3-flen;
+ memset(p,0xff,j);
+ p+=j;
+ *(p++)='\0';
+ memcpy(p,from,(unsigned int)flen);
+ return(1);
+ }
+
+int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+ {
+ int i,j;
+ const unsigned char *p;
+
+ p=from;
+ if ((num != (flen+1)) || (*(p++) != 01))
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BLOCK_TYPE_IS_NOT_01);
+ return(-1);
+ }
+
+ /* scan over padding data */
+ j=flen-1; /* one for type. */
+ for (i=0; i<j; i++)
+ {
+ if (*p != 0xff) /* should decrypt to 0xff */
+ {
+ if (*p == 0)
+ { p++; break; }
+ else {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BAD_FIXED_HEADER_DECRYPT);
+ return(-1);
+ }
+ }
+ p++;
+ }
+
+ if (i == j)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_NULL_BEFORE_BLOCK_MISSING);
+ return(-1);
+ }
+
+ if (i < 8)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_BAD_PAD_BYTE_COUNT);
+ return(-1);
+ }
+ i++; /* Skip over the '\0' */
+ j-=i;
+ if (j > tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1,RSA_R_DATA_TOO_LARGE);
+ return(-1);
+ }
+ memcpy(to,p,(unsigned int)j);
+
+ return(j);
+ }
+
+int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+ {
+ int i,j;
+ unsigned char *p;
+
+ if (flen > (tlen-11))
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return(0);
+ }
+
+ p=(unsigned char *)to;
+
+ *(p++)=0;
+ *(p++)=2; /* Public Key BT (Block Type) */
+
+ /* pad out with non-zero random data */
+ j=tlen-3-flen;
+
+ if (RAND_bytes(p,j) <= 0)
+ return(0);
+ for (i=0; i<j; i++)
+ {
+ if (*p == '\0')
+ do {
+ if (RAND_bytes(p,1) <= 0)
+ return(0);
+ } while (*p == '\0');
+ p++;
+ }
+
+ *(p++)='\0';
+
+ memcpy(p,from,(unsigned int)flen);
+ return(1);
+ }
+
+int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+ {
+ int i,j;
+ const unsigned char *p;
+
+ p=from;
+ if ((num != (flen+1)) || (*(p++) != 02))
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_BLOCK_TYPE_IS_NOT_02);
+ return(-1);
+ }
+#ifdef PKCS1_CHECK
+ return(num-11);
+#endif
+
+ /* scan over padding data */
+ j=flen-1; /* one for type. */
+ for (i=0; i<j; i++)
+ if (*(p++) == 0) break;
+
+ if (i == j)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_NULL_BEFORE_BLOCK_MISSING);
+ return(-1);
+ }
+
+ if (i < 8)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_BAD_PAD_BYTE_COUNT);
+ return(-1);
+ }
+ i++; /* Skip over the '\0' */
+ j-=i;
+ if (j > tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2,RSA_R_DATA_TOO_LARGE);
+ return(-1);
+ }
+ memcpy(to,p,(unsigned int)j);
+
+ return(j);
+ }
+
diff --git a/crypto/rsa/rsa_pss.c b/crypto/rsa/rsa_pss.c
new file mode 100644
index 000000000000..e19d18c5b937
--- /dev/null
+++ b/crypto/rsa/rsa_pss.c
@@ -0,0 +1,269 @@
+/* rsa_pss.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2005.
+ */
+/* ====================================================================
+ * Copyright (c) 2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/evp.h>
+#include <openssl/rand.h>
+#include <openssl/sha.h>
+
+static const unsigned char zeroes[] = {0,0,0,0,0,0,0,0};
+
+#if defined(_MSC_VER) && defined(_ARM_)
+#pragma optimize("g", off)
+#endif
+
+int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
+ const EVP_MD *Hash, const unsigned char *EM, int sLen)
+ {
+ int i;
+ int ret = 0;
+ int hLen, maskedDBLen, MSBits, emLen;
+ const unsigned char *H;
+ unsigned char *DB = NULL;
+ EVP_MD_CTX ctx;
+ unsigned char H_[EVP_MAX_MD_SIZE];
+
+ hLen = EVP_MD_size(Hash);
+ /*
+ * Negative sLen has special meanings:
+ * -1 sLen == hLen
+ * -2 salt length is autorecovered from signature
+ * -N reserved
+ */
+ if (sLen == -1) sLen = hLen;
+ else if (sLen == -2) sLen = -2;
+ else if (sLen < -2)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ goto err;
+ }
+
+ MSBits = (BN_num_bits(rsa->n) - 1) & 0x7;
+ emLen = RSA_size(rsa);
+ if (EM[0] & (0xFF << MSBits))
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_FIRST_OCTET_INVALID);
+ goto err;
+ }
+ if (MSBits == 0)
+ {
+ EM++;
+ emLen--;
+ }
+ if (emLen < (hLen + sLen + 2)) /* sLen can be small negative */
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_DATA_TOO_LARGE);
+ goto err;
+ }
+ if (EM[emLen - 1] != 0xbc)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_LAST_OCTET_INVALID);
+ goto err;
+ }
+ maskedDBLen = emLen - hLen - 1;
+ H = EM + maskedDBLen;
+ DB = OPENSSL_malloc(maskedDBLen);
+ if (!DB)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ PKCS1_MGF1(DB, maskedDBLen, H, hLen, Hash);
+ for (i = 0; i < maskedDBLen; i++)
+ DB[i] ^= EM[i];
+ if (MSBits)
+ DB[0] &= 0xFF >> (8 - MSBits);
+ for (i = 0; DB[i] == 0 && i < (maskedDBLen-1); i++) ;
+ if (DB[i++] != 0x1)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_RECOVERY_FAILED);
+ goto err;
+ }
+ if (sLen >= 0 && (maskedDBLen - i) != sLen)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ goto err;
+ }
+ EVP_MD_CTX_init(&ctx);
+ EVP_DigestInit_ex(&ctx, Hash, NULL);
+ EVP_DigestUpdate(&ctx, zeroes, sizeof zeroes);
+ EVP_DigestUpdate(&ctx, mHash, hLen);
+ if (maskedDBLen - i)
+ EVP_DigestUpdate(&ctx, DB + i, maskedDBLen - i);
+ EVP_DigestFinal(&ctx, H_, NULL);
+ EVP_MD_CTX_cleanup(&ctx);
+ if (memcmp(H_, H, hLen))
+ {
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_BAD_SIGNATURE);
+ ret = 0;
+ }
+ else
+ ret = 1;
+
+ err:
+ if (DB)
+ OPENSSL_free(DB);
+
+ return ret;
+
+ }
+
+int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
+ const unsigned char *mHash,
+ const EVP_MD *Hash, int sLen)
+ {
+ int i;
+ int ret = 0;
+ int hLen, maskedDBLen, MSBits, emLen;
+ unsigned char *H, *salt = NULL, *p;
+ EVP_MD_CTX ctx;
+
+ hLen = EVP_MD_size(Hash);
+ /*
+ * Negative sLen has special meanings:
+ * -1 sLen == hLen
+ * -2 salt length is maximized
+ * -N reserved
+ */
+ if (sLen == -1) sLen = hLen;
+ else if (sLen == -2) sLen = -2;
+ else if (sLen < -2)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ goto err;
+ }
+
+ MSBits = (BN_num_bits(rsa->n) - 1) & 0x7;
+ emLen = RSA_size(rsa);
+ if (MSBits == 0)
+ {
+ *EM++ = 0;
+ emLen--;
+ }
+ if (sLen == -2)
+ {
+ sLen = emLen - hLen - 2;
+ }
+ else if (emLen < (hLen + sLen + 2))
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS,
+ RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ goto err;
+ }
+ if (sLen > 0)
+ {
+ salt = OPENSSL_malloc(sLen);
+ if (!salt)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS,
+ ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!RAND_bytes(salt, sLen))
+ goto err;
+ }
+ maskedDBLen = emLen - hLen - 1;
+ H = EM + maskedDBLen;
+ EVP_MD_CTX_init(&ctx);
+ EVP_DigestInit_ex(&ctx, Hash, NULL);
+ EVP_DigestUpdate(&ctx, zeroes, sizeof zeroes);
+ EVP_DigestUpdate(&ctx, mHash, hLen);
+ if (sLen)
+ EVP_DigestUpdate(&ctx, salt, sLen);
+ EVP_DigestFinal(&ctx, H, NULL);
+ EVP_MD_CTX_cleanup(&ctx);
+
+ /* Generate dbMask in place then perform XOR on it */
+ PKCS1_MGF1(EM, maskedDBLen, H, hLen, Hash);
+
+ p = EM;
+
+ /* Initial PS XORs with all zeroes which is a NOP so just update
+ * pointer. Note from a test above this value is guaranteed to
+ * be non-negative.
+ */
+ p += emLen - sLen - hLen - 2;
+ *p++ ^= 0x1;
+ if (sLen > 0)
+ {
+ for (i = 0; i < sLen; i++)
+ *p++ ^= salt[i];
+ }
+ if (MSBits)
+ EM[0] &= 0xFF >> (8 - MSBits);
+
+ /* H is already in place so just set final 0xbc */
+
+ EM[emLen - 1] = 0xbc;
+
+ ret = 1;
+
+ err:
+ if (salt)
+ OPENSSL_free(salt);
+
+ return ret;
+
+ }
+
+#if defined(_MSC_VER)
+#pragma optimize("",on)
+#endif
diff --git a/crypto/rsa/rsa_saos.c b/crypto/rsa/rsa_saos.c
new file mode 100644
index 000000000000..f98e0a80a6c2
--- /dev/null
+++ b/crypto/rsa/rsa_saos.c
@@ -0,0 +1,150 @@
+/* crypto/rsa/rsa_saos.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/objects.h>
+#include <openssl/x509.h>
+
+int RSA_sign_ASN1_OCTET_STRING(int type,
+ const unsigned char *m, unsigned int m_len,
+ unsigned char *sigret, unsigned int *siglen, RSA *rsa)
+ {
+ ASN1_OCTET_STRING sig;
+ int i,j,ret=1;
+ unsigned char *p,*s;
+
+ sig.type=V_ASN1_OCTET_STRING;
+ sig.length=m_len;
+ sig.data=(unsigned char *)m;
+
+ i=i2d_ASN1_OCTET_STRING(&sig,NULL);
+ j=RSA_size(rsa);
+ if (i > (j-RSA_PKCS1_PADDING_SIZE))
+ {
+ RSAerr(RSA_F_RSA_SIGN_ASN1_OCTET_STRING,RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY);
+ return(0);
+ }
+ s=(unsigned char *)OPENSSL_malloc((unsigned int)j+1);
+ if (s == NULL)
+ {
+ RSAerr(RSA_F_RSA_SIGN_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE);
+ return(0);
+ }
+ p=s;
+ i2d_ASN1_OCTET_STRING(&sig,&p);
+ i=RSA_private_encrypt(i,s,sigret,rsa,RSA_PKCS1_PADDING);
+ if (i <= 0)
+ ret=0;
+ else
+ *siglen=i;
+
+ OPENSSL_cleanse(s,(unsigned int)j+1);
+ OPENSSL_free(s);
+ return(ret);
+ }
+
+int RSA_verify_ASN1_OCTET_STRING(int dtype,
+ const unsigned char *m,
+ unsigned int m_len, unsigned char *sigbuf, unsigned int siglen,
+ RSA *rsa)
+ {
+ int i,ret=0;
+ unsigned char *s;
+ const unsigned char *p;
+ ASN1_OCTET_STRING *sig=NULL;
+
+ if (siglen != (unsigned int)RSA_size(rsa))
+ {
+ RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,RSA_R_WRONG_SIGNATURE_LENGTH);
+ return(0);
+ }
+
+ s=(unsigned char *)OPENSSL_malloc((unsigned int)siglen);
+ if (s == NULL)
+ {
+ RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ i=RSA_public_decrypt((int)siglen,sigbuf,s,rsa,RSA_PKCS1_PADDING);
+
+ if (i <= 0) goto err;
+
+ p=s;
+ sig=d2i_ASN1_OCTET_STRING(NULL,&p,(long)i);
+ if (sig == NULL) goto err;
+
+ if ( ((unsigned int)sig->length != m_len) ||
+ (memcmp(m,sig->data,m_len) != 0))
+ {
+ RSAerr(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING,RSA_R_BAD_SIGNATURE);
+ }
+ else
+ ret=1;
+err:
+ if (sig != NULL) M_ASN1_OCTET_STRING_free(sig);
+ if (s != NULL)
+ {
+ OPENSSL_cleanse(s,(unsigned int)siglen);
+ OPENSSL_free(s);
+ }
+ return(ret);
+ }
+
diff --git a/crypto/rsa/rsa_sign.c b/crypto/rsa/rsa_sign.c
new file mode 100644
index 000000000000..71aabeea1bd7
--- /dev/null
+++ b/crypto/rsa/rsa_sign.c
@@ -0,0 +1,249 @@
+/* crypto/rsa/rsa_sign.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/objects.h>
+#include <openssl/x509.h>
+
+/* Size of an SSL signature: MD5+SHA1 */
+#define SSL_SIG_LENGTH 36
+
+int RSA_sign(int type, const unsigned char *m, unsigned int m_len,
+ unsigned char *sigret, unsigned int *siglen, RSA *rsa)
+ {
+ X509_SIG sig;
+ ASN1_TYPE parameter;
+ int i,j,ret=1;
+ unsigned char *p, *tmps = NULL;
+ const unsigned char *s = NULL;
+ X509_ALGOR algor;
+ ASN1_OCTET_STRING digest;
+ if((rsa->flags & RSA_FLAG_SIGN_VER) && rsa->meth->rsa_sign)
+ {
+ return rsa->meth->rsa_sign(type, m, m_len,
+ sigret, siglen, rsa);
+ }
+ /* Special case: SSL signature, just check the length */
+ if(type == NID_md5_sha1) {
+ if(m_len != SSL_SIG_LENGTH) {
+ RSAerr(RSA_F_RSA_SIGN,RSA_R_INVALID_MESSAGE_LENGTH);
+ return(0);
+ }
+ i = SSL_SIG_LENGTH;
+ s = m;
+ } else {
+ sig.algor= &algor;
+ sig.algor->algorithm=OBJ_nid2obj(type);
+ if (sig.algor->algorithm == NULL)
+ {
+ RSAerr(RSA_F_RSA_SIGN,RSA_R_UNKNOWN_ALGORITHM_TYPE);
+ return(0);
+ }
+ if (sig.algor->algorithm->length == 0)
+ {
+ RSAerr(RSA_F_RSA_SIGN,RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD);
+ return(0);
+ }
+ parameter.type=V_ASN1_NULL;
+ parameter.value.ptr=NULL;
+ sig.algor->parameter= &parameter;
+
+ sig.digest= &digest;
+ sig.digest->data=(unsigned char *)m; /* TMP UGLY CAST */
+ sig.digest->length=m_len;
+
+ i=i2d_X509_SIG(&sig,NULL);
+ }
+ j=RSA_size(rsa);
+ if (i > (j-RSA_PKCS1_PADDING_SIZE))
+ {
+ RSAerr(RSA_F_RSA_SIGN,RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY);
+ return(0);
+ }
+ if(type != NID_md5_sha1) {
+ tmps=(unsigned char *)OPENSSL_malloc((unsigned int)j+1);
+ if (tmps == NULL)
+ {
+ RSAerr(RSA_F_RSA_SIGN,ERR_R_MALLOC_FAILURE);
+ return(0);
+ }
+ p=tmps;
+ i2d_X509_SIG(&sig,&p);
+ s=tmps;
+ }
+ i=RSA_private_encrypt(i,s,sigret,rsa,RSA_PKCS1_PADDING);
+ if (i <= 0)
+ ret=0;
+ else
+ *siglen=i;
+
+ if(type != NID_md5_sha1) {
+ OPENSSL_cleanse(tmps,(unsigned int)j+1);
+ OPENSSL_free(tmps);
+ }
+ return(ret);
+ }
+
+int RSA_verify(int dtype, const unsigned char *m, unsigned int m_len,
+ unsigned char *sigbuf, unsigned int siglen, RSA *rsa)
+ {
+ int i,ret=0,sigtype;
+ unsigned char *s;
+ X509_SIG *sig=NULL;
+
+ if (siglen != (unsigned int)RSA_size(rsa))
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_WRONG_SIGNATURE_LENGTH);
+ return(0);
+ }
+
+ if((rsa->flags & RSA_FLAG_SIGN_VER) && rsa->meth->rsa_verify)
+ {
+ return rsa->meth->rsa_verify(dtype, m, m_len,
+ sigbuf, siglen, rsa);
+ }
+
+ s=(unsigned char *)OPENSSL_malloc((unsigned int)siglen);
+ if (s == NULL)
+ {
+ RSAerr(RSA_F_RSA_VERIFY,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if((dtype == NID_md5_sha1) && (m_len != SSL_SIG_LENGTH) ) {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_INVALID_MESSAGE_LENGTH);
+ goto err;
+ }
+ i=RSA_public_decrypt((int)siglen,sigbuf,s,rsa,RSA_PKCS1_PADDING);
+
+ if (i <= 0) goto err;
+
+ /* Special case: SSL signature */
+ if(dtype == NID_md5_sha1) {
+ if((i != SSL_SIG_LENGTH) || memcmp(s, m, SSL_SIG_LENGTH))
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ else ret = 1;
+ } else {
+ const unsigned char *p=s;
+ sig=d2i_X509_SIG(NULL,&p,(long)i);
+
+ if (sig == NULL) goto err;
+
+ /* Excess data can be used to create forgeries */
+ if(p != s+i)
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ goto err;
+ }
+
+ /* Parameters to the signature algorithm can also be used to
+ create forgeries */
+ if(sig->algor->parameter
+ && ASN1_TYPE_get(sig->algor->parameter) != V_ASN1_NULL)
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ goto err;
+ }
+
+ sigtype=OBJ_obj2nid(sig->algor->algorithm);
+
+
+ #ifdef RSA_DEBUG
+ /* put a backward compatibility flag in EAY */
+ fprintf(stderr,"in(%s) expect(%s)\n",OBJ_nid2ln(sigtype),
+ OBJ_nid2ln(dtype));
+ #endif
+ if (sigtype != dtype)
+ {
+ if (((dtype == NID_md5) &&
+ (sigtype == NID_md5WithRSAEncryption)) ||
+ ((dtype == NID_md2) &&
+ (sigtype == NID_md2WithRSAEncryption)))
+ {
+ /* ok, we will let it through */
+#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
+ fprintf(stderr,"signature has problems, re-make with post SSLeay045\n");
+#endif
+ }
+ else
+ {
+ RSAerr(RSA_F_RSA_VERIFY,
+ RSA_R_ALGORITHM_MISMATCH);
+ goto err;
+ }
+ }
+ if ( ((unsigned int)sig->digest->length != m_len) ||
+ (memcmp(m,sig->digest->data,m_len) != 0))
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ }
+ else
+ ret=1;
+ }
+err:
+ if (sig != NULL) X509_SIG_free(sig);
+ if (s != NULL)
+ {
+ OPENSSL_cleanse(s,(unsigned int)siglen);
+ OPENSSL_free(s);
+ }
+ return(ret);
+ }
+
diff --git a/crypto/rsa/rsa_ssl.c b/crypto/rsa/rsa_ssl.c
new file mode 100644
index 000000000000..ea72629494cf
--- /dev/null
+++ b/crypto/rsa/rsa_ssl.c
@@ -0,0 +1,154 @@
+/* crypto/rsa/rsa_ssl.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+
+int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+ {
+ int i,j;
+ unsigned char *p;
+
+ if (flen > (tlen-11))
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_SSLV23,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return(0);
+ }
+
+ p=(unsigned char *)to;
+
+ *(p++)=0;
+ *(p++)=2; /* Public Key BT (Block Type) */
+
+ /* pad out with non-zero random data */
+ j=tlen-3-8-flen;
+
+ if (RAND_bytes(p,j) <= 0)
+ return(0);
+ for (i=0; i<j; i++)
+ {
+ if (*p == '\0')
+ do {
+ if (RAND_bytes(p,1) <= 0)
+ return(0);
+ } while (*p == '\0');
+ p++;
+ }
+
+ memset(p,3,8);
+ p+=8;
+ *(p++)='\0';
+
+ memcpy(p,from,(unsigned int)flen);
+ return(1);
+ }
+
+int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+ {
+ int i,j,k;
+ const unsigned char *p;
+
+ p=from;
+ if (flen < 10)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_DATA_TOO_SMALL);
+ return(-1);
+ }
+ if ((num != (flen+1)) || (*(p++) != 02))
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_BLOCK_TYPE_IS_NOT_02);
+ return(-1);
+ }
+
+ /* scan over padding data */
+ j=flen-1; /* one for type */
+ for (i=0; i<j; i++)
+ if (*(p++) == 0) break;
+
+ if ((i == j) || (i < 8))
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_NULL_BEFORE_BLOCK_MISSING);
+ return(-1);
+ }
+ for (k= -8; k<0; k++)
+ {
+ if (p[k] != 0x03) break;
+ }
+ if (k == -1)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_SSLV3_ROLLBACK_ATTACK);
+ return(-1);
+ }
+
+ i++; /* Skip over the '\0' */
+ j-=i;
+ if (j > tlen)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,RSA_R_DATA_TOO_LARGE);
+ return(-1);
+ }
+ memcpy(to,p,(unsigned int)j);
+
+ return(j);
+ }
+
diff --git a/crypto/rsa/rsa_test.c b/crypto/rsa/rsa_test.c
new file mode 100644
index 000000000000..0f8059ccfdfc
--- /dev/null
+++ b/crypto/rsa/rsa_test.c
@@ -0,0 +1,322 @@
+/* test vectors from p1ovect1.txt */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "e_os.h"
+
+#include <openssl/crypto.h>
+#include <openssl/err.h>
+#include <openssl/rand.h>
+#include <openssl/bn.h>
+#ifdef OPENSSL_NO_RSA
+int main(int argc, char *argv[])
+{
+ printf("No RSA support\n");
+ return(0);
+}
+#else
+#include <openssl/rsa.h>
+
+#define SetKey \
+ key->n = BN_bin2bn(n, sizeof(n)-1, key->n); \
+ key->e = BN_bin2bn(e, sizeof(e)-1, key->e); \
+ key->d = BN_bin2bn(d, sizeof(d)-1, key->d); \
+ key->p = BN_bin2bn(p, sizeof(p)-1, key->p); \
+ key->q = BN_bin2bn(q, sizeof(q)-1, key->q); \
+ key->dmp1 = BN_bin2bn(dmp1, sizeof(dmp1)-1, key->dmp1); \
+ key->dmq1 = BN_bin2bn(dmq1, sizeof(dmq1)-1, key->dmq1); \
+ key->iqmp = BN_bin2bn(iqmp, sizeof(iqmp)-1, key->iqmp); \
+ memcpy(c, ctext_ex, sizeof(ctext_ex) - 1); \
+ return (sizeof(ctext_ex) - 1);
+
+static int key1(RSA *key, unsigned char *c)
+ {
+ static unsigned char n[] =
+"\x00\xAA\x36\xAB\xCE\x88\xAC\xFD\xFF\x55\x52\x3C\x7F\xC4\x52\x3F"
+"\x90\xEF\xA0\x0D\xF3\x77\x4A\x25\x9F\x2E\x62\xB4\xC5\xD9\x9C\xB5"
+"\xAD\xB3\x00\xA0\x28\x5E\x53\x01\x93\x0E\x0C\x70\xFB\x68\x76\x93"
+"\x9C\xE6\x16\xCE\x62\x4A\x11\xE0\x08\x6D\x34\x1E\xBC\xAC\xA0\xA1"
+"\xF5";
+
+ static unsigned char e[] = "\x11";
+
+ static unsigned char d[] =
+"\x0A\x03\x37\x48\x62\x64\x87\x69\x5F\x5F\x30\xBC\x38\xB9\x8B\x44"
+"\xC2\xCD\x2D\xFF\x43\x40\x98\xCD\x20\xD8\xA1\x38\xD0\x90\xBF\x64"
+"\x79\x7C\x3F\xA7\xA2\xCD\xCB\x3C\xD1\xE0\xBD\xBA\x26\x54\xB4\xF9"
+"\xDF\x8E\x8A\xE5\x9D\x73\x3D\x9F\x33\xB3\x01\x62\x4A\xFD\x1D\x51";
+
+ static unsigned char p[] =
+"\x00\xD8\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"
+"\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x12"
+"\x0D";
+
+ static unsigned char q[] =
+"\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
+"\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"
+"\x89";
+
+ static unsigned char dmp1[] =
+"\x59\x0B\x95\x72\xA2\xC2\xA9\xC4\x06\x05\x9D\xC2\xAB\x2F\x1D\xAF"
+"\xEB\x7E\x8B\x4F\x10\xA7\x54\x9E\x8E\xED\xF5\xB4\xFC\xE0\x9E\x05";
+
+ static unsigned char dmq1[] =
+"\x00\x8E\x3C\x05\x21\xFE\x15\xE0\xEA\x06\xA3\x6F\xF0\xF1\x0C\x99"
+"\x52\xC3\x5B\x7A\x75\x14\xFD\x32\x38\xB8\x0A\xAD\x52\x98\x62\x8D"
+"\x51";
+
+ static unsigned char iqmp[] =
+"\x36\x3F\xF7\x18\x9D\xA8\xE9\x0B\x1D\x34\x1F\x71\xD0\x9B\x76\xA8"
+"\xA9\x43\xE1\x1D\x10\xB2\x4D\x24\x9F\x2D\xEA\xFE\xF8\x0C\x18\x26";
+
+ static unsigned char ctext_ex[] =
+"\x1b\x8f\x05\xf9\xca\x1a\x79\x52\x6e\x53\xf3\xcc\x51\x4f\xdb\x89"
+"\x2b\xfb\x91\x93\x23\x1e\x78\xb9\x92\xe6\x8d\x50\xa4\x80\xcb\x52"
+"\x33\x89\x5c\x74\x95\x8d\x5d\x02\xab\x8c\x0f\xd0\x40\xeb\x58\x44"
+"\xb0\x05\xc3\x9e\xd8\x27\x4a\x9d\xbf\xa8\x06\x71\x40\x94\x39\xd2";
+
+ SetKey;
+ }
+
+static int key2(RSA *key, unsigned char *c)
+ {
+ static unsigned char n[] =
+"\x00\xA3\x07\x9A\x90\xDF\x0D\xFD\x72\xAC\x09\x0C\xCC\x2A\x78\xB8"
+"\x74\x13\x13\x3E\x40\x75\x9C\x98\xFA\xF8\x20\x4F\x35\x8A\x0B\x26"
+"\x3C\x67\x70\xE7\x83\xA9\x3B\x69\x71\xB7\x37\x79\xD2\x71\x7B\xE8"
+"\x34\x77\xCF";
+
+ static unsigned char e[] = "\x3";
+
+ static unsigned char d[] =
+"\x6C\xAF\xBC\x60\x94\xB3\xFE\x4C\x72\xB0\xB3\x32\xC6\xFB\x25\xA2"
+"\xB7\x62\x29\x80\x4E\x68\x65\xFC\xA4\x5A\x74\xDF\x0F\x8F\xB8\x41"
+"\x3B\x52\xC0\xD0\xE5\x3D\x9B\x59\x0F\xF1\x9B\xE7\x9F\x49\xDD\x21"
+"\xE5\xEB";
+
+ static unsigned char p[] =
+"\x00\xCF\x20\x35\x02\x8B\x9D\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92"
+"\xEA\x0D\xA3\xB4\x32\x04\xB5\xCF\xCE\x91";
+
+ static unsigned char q[] =
+"\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
+"\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5F";
+
+ static unsigned char dmp1[] =
+"\x00\x8A\x15\x78\xAC\x5D\x13\xAF\x10\x2B\x22\xB9\x99\xCD\x74\x61"
+"\xF1\x5E\x6D\x22\xCC\x03\x23\xDF\xDF\x0B";
+
+ static unsigned char dmq1[] =
+"\x00\x86\x55\x21\x4A\xC5\x4D\x8D\x4E\xCD\x61\x77\xF1\xC7\x36\x90"
+"\xCE\x2A\x48\x2C\x8B\x05\x99\xCB\xE0\x3F";
+
+ static unsigned char iqmp[] =
+"\x00\x83\xEF\xEF\xB8\xA9\xA4\x0D\x1D\xB6\xED\x98\xAD\x84\xED\x13"
+"\x35\xDC\xC1\x08\xF3\x22\xD0\x57\xCF\x8D";
+
+ static unsigned char ctext_ex[] =
+"\x14\xbd\xdd\x28\xc9\x83\x35\x19\x23\x80\xe8\xe5\x49\xb1\x58\x2a"
+"\x8b\x40\xb4\x48\x6d\x03\xa6\xa5\x31\x1f\x1f\xd5\xf0\xa1\x80\xe4"
+"\x17\x53\x03\x29\xa9\x34\x90\x74\xb1\x52\x13\x54\x29\x08\x24\x52"
+"\x62\x51";
+
+ SetKey;
+ }
+
+static int key3(RSA *key, unsigned char *c)
+ {
+ static unsigned char n[] =
+"\x00\xBB\xF8\x2F\x09\x06\x82\xCE\x9C\x23\x38\xAC\x2B\x9D\xA8\x71"
+"\xF7\x36\x8D\x07\xEE\xD4\x10\x43\xA4\x40\xD6\xB6\xF0\x74\x54\xF5"
+"\x1F\xB8\xDF\xBA\xAF\x03\x5C\x02\xAB\x61\xEA\x48\xCE\xEB\x6F\xCD"
+"\x48\x76\xED\x52\x0D\x60\xE1\xEC\x46\x19\x71\x9D\x8A\x5B\x8B\x80"
+"\x7F\xAF\xB8\xE0\xA3\xDF\xC7\x37\x72\x3E\xE6\xB4\xB7\xD9\x3A\x25"
+"\x84\xEE\x6A\x64\x9D\x06\x09\x53\x74\x88\x34\xB2\x45\x45\x98\x39"
+"\x4E\xE0\xAA\xB1\x2D\x7B\x61\xA5\x1F\x52\x7A\x9A\x41\xF6\xC1\x68"
+"\x7F\xE2\x53\x72\x98\xCA\x2A\x8F\x59\x46\xF8\xE5\xFD\x09\x1D\xBD"
+"\xCB";
+
+ static unsigned char e[] = "\x11";
+
+ static unsigned char d[] =
+"\x00\xA5\xDA\xFC\x53\x41\xFA\xF2\x89\xC4\xB9\x88\xDB\x30\xC1\xCD"
+"\xF8\x3F\x31\x25\x1E\x06\x68\xB4\x27\x84\x81\x38\x01\x57\x96\x41"
+"\xB2\x94\x10\xB3\xC7\x99\x8D\x6B\xC4\x65\x74\x5E\x5C\x39\x26\x69"
+"\xD6\x87\x0D\xA2\xC0\x82\xA9\x39\xE3\x7F\xDC\xB8\x2E\xC9\x3E\xDA"
+"\xC9\x7F\xF3\xAD\x59\x50\xAC\xCF\xBC\x11\x1C\x76\xF1\xA9\x52\x94"
+"\x44\xE5\x6A\xAF\x68\xC5\x6C\x09\x2C\xD3\x8D\xC3\xBE\xF5\xD2\x0A"
+"\x93\x99\x26\xED\x4F\x74\xA1\x3E\xDD\xFB\xE1\xA1\xCE\xCC\x48\x94"
+"\xAF\x94\x28\xC2\xB7\xB8\x88\x3F\xE4\x46\x3A\x4B\xC8\x5B\x1C\xB3"
+"\xC1";
+
+ static unsigned char p[] =
+"\x00\xEE\xCF\xAE\x81\xB1\xB9\xB3\xC9\x08\x81\x0B\x10\xA1\xB5\x60"
+"\x01\x99\xEB\x9F\x44\xAE\xF4\xFD\xA4\x93\xB8\x1A\x9E\x3D\x84\xF6"
+"\x32\x12\x4E\xF0\x23\x6E\x5D\x1E\x3B\x7E\x28\xFA\xE7\xAA\x04\x0A"
+"\x2D\x5B\x25\x21\x76\x45\x9D\x1F\x39\x75\x41\xBA\x2A\x58\xFB\x65"
+"\x99";
+
+ static unsigned char q[] =
+"\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
+"\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"
+"\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"
+"\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x15"
+"\x03";
+
+ static unsigned char dmp1[] =
+"\x54\x49\x4C\xA6\x3E\xBA\x03\x37\xE4\xE2\x40\x23\xFC\xD6\x9A\x5A"
+"\xEB\x07\xDD\xDC\x01\x83\xA4\xD0\xAC\x9B\x54\xB0\x51\xF2\xB1\x3E"
+"\xD9\x49\x09\x75\xEA\xB7\x74\x14\xFF\x59\xC1\xF7\x69\x2E\x9A\x2E"
+"\x20\x2B\x38\xFC\x91\x0A\x47\x41\x74\xAD\xC9\x3C\x1F\x67\xC9\x81";
+
+ static unsigned char dmq1[] =
+"\x47\x1E\x02\x90\xFF\x0A\xF0\x75\x03\x51\xB7\xF8\x78\x86\x4C\xA9"
+"\x61\xAD\xBD\x3A\x8A\x7E\x99\x1C\x5C\x05\x56\xA9\x4C\x31\x46\xA7"
+"\xF9\x80\x3F\x8F\x6F\x8A\xE3\x42\xE9\x31\xFD\x8A\xE4\x7A\x22\x0D"
+"\x1B\x99\xA4\x95\x84\x98\x07\xFE\x39\xF9\x24\x5A\x98\x36\xDA\x3D";
+
+ static unsigned char iqmp[] =
+"\x00\xB0\x6C\x4F\xDA\xBB\x63\x01\x19\x8D\x26\x5B\xDB\xAE\x94\x23"
+"\xB3\x80\xF2\x71\xF7\x34\x53\x88\x50\x93\x07\x7F\xCD\x39\xE2\x11"
+"\x9F\xC9\x86\x32\x15\x4F\x58\x83\xB1\x67\xA9\x67\xBF\x40\x2B\x4E"
+"\x9E\x2E\x0F\x96\x56\xE6\x98\xEA\x36\x66\xED\xFB\x25\x79\x80\x39"
+"\xF7";
+
+ static unsigned char ctext_ex[] =
+"\xb8\x24\x6b\x56\xa6\xed\x58\x81\xae\xb5\x85\xd9\xa2\x5b\x2a\xd7"
+"\x90\xc4\x17\xe0\x80\x68\x1b\xf1\xac\x2b\xc3\xde\xb6\x9d\x8b\xce"
+"\xf0\xc4\x36\x6f\xec\x40\x0a\xf0\x52\xa7\x2e\x9b\x0e\xff\xb5\xb3"
+"\xf2\xf1\x92\xdb\xea\xca\x03\xc1\x27\x40\x05\x71\x13\xbf\x1f\x06"
+"\x69\xac\x22\xe9\xf3\xa7\x85\x2e\x3c\x15\xd9\x13\xca\xb0\xb8\x86"
+"\x3a\x95\xc9\x92\x94\xce\x86\x74\x21\x49\x54\x61\x03\x46\xf4\xd4"
+"\x74\xb2\x6f\x7c\x48\xb4\x2e\xe6\x8e\x1f\x57\x2a\x1f\xc4\x02\x6a"
+"\xc4\x56\xb4\xf5\x9f\x7b\x62\x1e\xa1\xb9\xd8\x8f\x64\x20\x2f\xb1";
+
+ SetKey;
+ }
+
+static int pad_unknown(void)
+{
+ unsigned long l;
+ while ((l = ERR_get_error()) != 0)
+ if (ERR_GET_REASON(l) == RSA_R_UNKNOWN_PADDING_TYPE)
+ return(1);
+ return(0);
+}
+
+static const char rnd_seed[] = "string to make the random number generator think it has entropy";
+
+int main(int argc, char *argv[])
+ {
+ int err=0;
+ int v;
+ RSA *key;
+ unsigned char ptext[256];
+ unsigned char ctext[256];
+ static unsigned char ptext_ex[] = "\x54\x85\x9b\x34\x2c\x49\xea\x2a";
+ unsigned char ctext_ex[256];
+ int plen;
+ int clen = 0;
+ int num;
+
+ CRYPTO_malloc_debug_init();
+ CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+
+ RAND_seed(rnd_seed, sizeof rnd_seed); /* or OAEP may fail */
+
+ plen = sizeof(ptext_ex) - 1;
+
+ for (v = 0; v < 6; v++)
+ {
+ key = RSA_new();
+ switch (v%3) {
+ case 0:
+ clen = key1(key, ctext_ex);
+ break;
+ case 1:
+ clen = key2(key, ctext_ex);
+ break;
+ case 2:
+ clen = key3(key, ctext_ex);
+ break;
+ }
+ if (v/3 > 1) key->flags |= RSA_FLAG_NO_EXP_CONSTTIME;
+
+ num = RSA_public_encrypt(plen, ptext_ex, ctext, key,
+ RSA_PKCS1_PADDING);
+ if (num != clen)
+ {
+ printf("PKCS#1 v1.5 encryption failed!\n");
+ err=1;
+ goto oaep;
+ }
+
+ num = RSA_private_decrypt(num, ctext, ptext, key,
+ RSA_PKCS1_PADDING);
+ if (num != plen || memcmp(ptext, ptext_ex, num) != 0)
+ {
+ printf("PKCS#1 v1.5 decryption failed!\n");
+ err=1;
+ }
+ else
+ printf("PKCS #1 v1.5 encryption/decryption ok\n");
+
+ oaep:
+ ERR_clear_error();
+ num = RSA_public_encrypt(plen, ptext_ex, ctext, key,
+ RSA_PKCS1_OAEP_PADDING);
+ if (num == -1 && pad_unknown())
+ {
+ printf("No OAEP support\n");
+ goto next;
+ }
+ if (num != clen)
+ {
+ printf("OAEP encryption failed!\n");
+ err=1;
+ goto next;
+ }
+
+ num = RSA_private_decrypt(num, ctext, ptext, key,
+ RSA_PKCS1_OAEP_PADDING);
+ if (num != plen || memcmp(ptext, ptext_ex, num) != 0)
+ {
+ printf("OAEP decryption (encrypted data) failed!\n");
+ err=1;
+ }
+ else if (memcmp(ctext, ctext_ex, num) == 0)
+ {
+ printf("OAEP test vector %d passed!\n", v);
+ goto next;
+ }
+
+ /* Different ciphertexts (rsa_oaep.c without -DPKCS_TESTVECT).
+ Try decrypting ctext_ex */
+
+ num = RSA_private_decrypt(clen, ctext_ex, ptext, key,
+ RSA_PKCS1_OAEP_PADDING);
+
+ if (num != plen || memcmp(ptext, ptext_ex, num) != 0)
+ {
+ printf("OAEP decryption (test vector data) failed!\n");
+ err=1;
+ }
+ else
+ printf("OAEP encryption/decryption ok\n");
+ next:
+ RSA_free(key);
+ }
+
+ CRYPTO_cleanup_all_ex_data();
+ ERR_remove_state(0);
+
+ CRYPTO_mem_leaks_fp(stderr);
+
+#ifdef OPENSSL_SYS_NETWARE
+ if (err) printf("ERROR: %d\n", err);
+#endif
+ return err;
+ }
+#endif
diff --git a/crypto/rsa/rsa_x931.c b/crypto/rsa/rsa_x931.c
new file mode 100644
index 000000000000..e91865417626
--- /dev/null
+++ b/crypto/rsa/rsa_x931.c
@@ -0,0 +1,177 @@
+/* rsa_x931.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2005.
+ */
+/* ====================================================================
+ * Copyright (c) 2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+#include <openssl/rand.h>
+#include <openssl/objects.h>
+
+int RSA_padding_add_X931(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+ {
+ int j;
+ unsigned char *p;
+
+ /* Absolute minimum amount of padding is 1 header nibble, 1 padding
+ * nibble and 2 trailer bytes: but 1 hash if is already in 'from'.
+ */
+
+ j = tlen - flen - 2;
+
+ if (j < 0)
+ {
+ RSAerr(RSA_F_RSA_PADDING_ADD_X931,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return -1;
+ }
+
+ p=(unsigned char *)to;
+
+ /* If no padding start and end nibbles are in one byte */
+ if (j == 0)
+ *p++ = 0x6A;
+ else
+ {
+ *p++ = 0x6B;
+ if (j > 1)
+ {
+ memset(p, 0xBB, j - 1);
+ p += j - 1;
+ }
+ *p++ = 0xBA;
+ }
+ memcpy(p,from,(unsigned int)flen);
+ p += flen;
+ *p = 0xCC;
+ return(1);
+ }
+
+int RSA_padding_check_X931(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+ {
+ int i = 0,j;
+ const unsigned char *p;
+
+ p=from;
+ if ((num != flen) || ((*p != 0x6A) && (*p != 0x6B)))
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_X931,RSA_R_INVALID_HEADER);
+ return -1;
+ }
+
+ if (*p++ == 0x6B)
+ {
+ j=flen-3;
+ for (i = 0; i < j; i++)
+ {
+ unsigned char c = *p++;
+ if (c == 0xBA)
+ break;
+ if (c != 0xBB)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_X931,
+ RSA_R_INVALID_PADDING);
+ return -1;
+ }
+ }
+
+ j -= i;
+
+ if (i == 0)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_X931, RSA_R_INVALID_PADDING);
+ return -1;
+ }
+
+ }
+ else j = flen - 2;
+
+ if (p[j] != 0xCC)
+ {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_X931, RSA_R_INVALID_TRAILER);
+ return -1;
+ }
+
+ memcpy(to,p,(unsigned int)j);
+
+ return(j);
+ }
+
+/* Translate between X931 hash ids and NIDs */
+
+int RSA_X931_hash_id(int nid)
+ {
+ switch (nid)
+ {
+ case NID_sha1:
+ return 0x33;
+
+ case NID_sha256:
+ return 0x34;
+
+ case NID_sha384:
+ return 0x36;
+
+ case NID_sha512:
+ return 0x35;
+
+ }
+ return -1;
+ }
+