Finish removal of DSS

Reviewed-by: NMatt Caswell <matt@openssl.org>

crypto/evp/Makefile

@@ -23,7 +23,7 @@ LIBSRC= encode.c digest.c evp_enc.c evp_key.c evp_acnf.c evp_cnf.c \
 	e_rc4.c e_aes.c names.c e_seed.c \
 	e_xcbc_d.c e_rc2.c e_cast.c e_rc5.c \
 	m_null.c m_md2.c m_md4.c m_md5.c m_sha1.c m_wp.c \
-	m_dss.c m_dss1.c m_mdc2.c m_ripemd.c m_ecdsa.c\
+	m_dss1.c m_mdc2.c m_ripemd.c m_ecdsa.c\
 	p_open.c p_seal.c p_sign.c p_verify.c p_lib.c p_enc.c p_dec.c \
 	bio_md.c bio_b64.c bio_enc.c evp_err.c e_null.c \
 	c_all.c c_allc.c c_alld.c evp_lib.c bio_ok.c \
@@ -36,7 +36,7 @@ LIBOBJ=	encode.o digest.o evp_enc.o evp_key.o evp_acnf.o evp_cnf.o \
 	e_rc4.o e_aes.o names.o e_seed.o \
 	e_xcbc_d.o e_rc2.o e_cast.o e_rc5.o \
 	m_null.o m_md2.o m_md4.o m_md5.o m_sha1.o m_wp.o \
-	m_dss.o m_dss1.o m_mdc2.o m_ripemd.o m_ecdsa.o\
+	m_dss1.o m_mdc2.o m_ripemd.o m_ecdsa.o\
 	p_open.o p_seal.o p_sign.o p_verify.o p_lib.o p_enc.o p_dec.o \
 	bio_md.o bio_b64.o bio_enc.o evp_err.o e_null.o \
 	c_all.o c_allc.o c_alld.o evp_lib.o bio_ok.o \
@@ -464,16 +464,6 @@ evp_pkey.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
 evp_pkey.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
 evp_pkey.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
 evp_pkey.o: ../asn1/asn1_locl.h ../cryptlib.h evp_pkey.c
-m_dss.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
-m_dss.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
-m_dss.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
-m_dss.o: ../../include/openssl/err.h ../../include/openssl/evp.h
-m_dss.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
-m_dss.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
-m_dss.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
-m_dss.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
-m_dss.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-m_dss.o: ../cryptlib.h m_dss.c
 m_dss1.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
 m_dss1.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 m_dss1.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h

crypto/evp/m_dss.c

-/* crypto/evp/m_dss.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/evp.h>
-#include <openssl/objects.h>
-#include <openssl/sha.h>
-#ifndef OPENSSL_NO_DSA
-# include <openssl/dsa.h>
-#endif
-
-
-static int init(EVP_MD_CTX *ctx)
-{
-    return SHA1_Init(ctx->md_data);
-}
-
-static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
-{
-    return SHA1_Update(ctx->md_data, data, count);
-}
-
-static int final(EVP_MD_CTX *ctx, unsigned char *md)
-{
-    return SHA1_Final(md, ctx->md_data);
-}
-
-static const EVP_MD dsa_md = {
-    NID_dsaWithSHA,
-    NID_dsaWithSHA,
-    SHA_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_PKEY_DIGEST,
-    init,
-    update,
-    final,
-    NULL,
-    NULL,
-    EVP_PKEY_NULL_method,
-    SHA_CBLOCK,
-    sizeof(EVP_MD *) + sizeof(SHA_CTX),
-};
-
-const EVP_MD *EVP_dss(void)
-{
-    return (&dsa_md);
-}

doc/crypto/EVP_DigestInit.pod

@@ -7,7 +7,7 @@ EVP_DigestFinal_ex, EVP_MD_CTX_cleanup, EVP_MD_CTX_destroy, EVP_MAX_MD_SIZE,
 EVP_MD_CTX_copy_ex, EVP_DigestInit, EVP_DigestFinal, EVP_MD_CTX_copy, EVP_MD_type,
 EVP_MD_pkey_type, EVP_MD_size, EVP_MD_block_size, EVP_MD_CTX_md, EVP_MD_CTX_size,
 EVP_MD_CTX_block_size, EVP_MD_CTX_type, EVP_md_null, EVP_md2, EVP_md5, EVP_sha1,
-EVP_sha224, EVP_sha256, EVP_sha384, EVP_sha512, EVP_dss, EVP_dss1, EVP_mdc2,
+EVP_sha224, EVP_sha256, EVP_sha384, EVP_sha512, EVP_dss1, EVP_mdc2,
 EVP_ripemd160, EVP_get_digestbyname, EVP_get_digestbynid, EVP_get_digestbyobj -
 EVP digest routines
 
@@ -50,7 +50,6 @@ EVP digest routines
  const EVP_MD *EVP_md2(void);
  const EVP_MD *EVP_md5(void);
  const EVP_MD *EVP_sha1(void);
- const EVP_MD *EVP_dss(void);
  const EVP_MD *EVP_dss1(void);
  const EVP_MD *EVP_mdc2(void);
  const EVP_MD *EVP_ripemd160(void);
@@ -138,8 +137,8 @@ EVP_sha384(), EVP_sha512(), EVP_mdc2() and EVP_ripemd160() return B<EVP_MD>
 structures for the MD2, MD5, SHA1, SHA224, SHA256, SHA384, SHA512, MDC2
 and RIPEMD160 digest algorithms respectively.
 
-EVP_dss() and EVP_dss1() return B<EVP_MD> structures for SHA and SHA1 digest
-algorithms but using DSS (DSA) for the signature algorithm. Note: there is
+EVP_dss1() returns B<EVP_MD> an structure the SHA1 digest
+algorithm but using DSS (DSA) for the signature algorithm. Note: there is
 no need to use these pseudo-digests in OpenSSL 1.0.0 and later, they are
 however retained for compatibility.
 
@@ -164,7 +163,7 @@ corresponding OBJECT IDENTIFIER or NID_undef if none exists.
 EVP_MD_size(), EVP_MD_block_size(), EVP_MD_CTX_size() and
 EVP_MD_CTX_block_size() return the digest or block size in bytes.
 
-EVP_md_null(), EVP_md2(), EVP_md5(), EVP_sha1(), EVP_dss(),
+EVP_md_null(), EVP_md2(), EVP_md5(), EVP_sha1(),
 EVP_dss1(), EVP_mdc2() and EVP_ripemd160() return pointers to the
 corresponding EVP_MD structures.
 
@@ -269,7 +268,7 @@ EVP_MD_CTX_cleanup(), EVP_MD_CTX_destroy(), EVP_DigestInit_ex()
 and EVP_DigestFinal_ex() were added in OpenSSL 0.9.7.
 
 EVP_md_null(), EVP_md2(), EVP_md5(), EVP_sha1(),
-EVP_dss(), EVP_dss1(), EVP_mdc2() and EVP_ripemd160() were
+EVP_dss1(), EVP_mdc2() and EVP_ripemd160() were
 changed to return truly const EVP_MD * in OpenSSL 0.9.7.
 
 The link between digests and signing algorithms was fixed in OpenSSL 1.0 and