-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2019 The OpenSSL Project Authors. 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.]
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "apps.h"
+#include "progs.h"
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/hmac.h>
+#include <ctype.h>
#undef BUFSIZE
#define BUFSIZE 1024*8
int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
EVP_PKEY *key, unsigned char *sigin, int siglen,
const char *sig_name, const char *md_name,
- const char *file, BIO *bmd);
+ const char *file);
+static void show_digests(const OBJ_NAME *name, void *bio_);
+
+struct doall_dgst_digests {
+ BIO *bio;
+ int n;
+};
typedef enum OPTION_choice {
- OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
- OPT_C, OPT_R, OPT_RAND, OPT_OUT, OPT_SIGN, OPT_PASSIN, OPT_VERIFY,
+ OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_LIST,
+ OPT_C, OPT_R, OPT_OUT, OPT_SIGN, OPT_PASSIN, OPT_VERIFY,
OPT_PRVERIFY, OPT_SIGNATURE, OPT_KEYFORM, OPT_ENGINE, OPT_ENGINE_IMPL,
OPT_HEX, OPT_BINARY, OPT_DEBUG, OPT_FIPS_FINGERPRINT,
- OPT_NON_FIPS_ALLOW, OPT_HMAC, OPT_MAC, OPT_SIGOPT, OPT_MACOPT,
- OPT_DIGEST
+ OPT_HMAC, OPT_MAC, OPT_SIGOPT, OPT_MACOPT,
+ OPT_DIGEST,
+ OPT_R_ENUM
} OPTION_CHOICE;
-OPTIONS dgst_options[] = {
+const OPTIONS dgst_options[] = {
{OPT_HELP_STR, 1, '-', "Usage: %s [options] [file...]\n"},
- {OPT_HELP_STR, 1, '-',
- " file... files to digest (default is stdin)\n"},
+
+ OPT_SECTION("General"),
{"help", OPT_HELP, '-', "Display this summary"},
+ {"list", OPT_LIST, '-', "List digests"},
+#ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
+ {"engine_impl", OPT_ENGINE_IMPL, '-',
+ "Also use engine given by -engine for digest operations"},
+#endif
+ {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
+
+ OPT_SECTION("Output"),
{"c", OPT_C, '-', "Print the digest with separating colons"},
{"r", OPT_R, '-', "Print the digest in coreutils format"},
- {"rand", OPT_RAND, 's'},
{"out", OPT_OUT, '>', "Output to filename rather than stdout"},
- {"passin", OPT_PASSIN, 's'},
- {"sign", OPT_SIGN, '<', "Sign digest using private key in file"},
- {"verify", OPT_VERIFY, '<',
- "Verify a signature using public key in file"},
- {"prverify", OPT_PRVERIFY, '<',
- "Verify a signature using private key in file"},
- {"signature", OPT_SIGNATURE, '<', "File with signature to verify"},
{"keyform", OPT_KEYFORM, 'f', "Key file format (PEM or ENGINE)"},
{"hex", OPT_HEX, '-', "Print as hex dump"},
{"binary", OPT_BINARY, '-', "Print in binary form"},
{"d", OPT_DEBUG, '-', "Print debug info"},
- {"debug", OPT_DEBUG, '-'},
- {"fips-fingerprint", OPT_FIPS_FINGERPRINT, '-'},
- {"non-fips-allow", OPT_NON_FIPS_ALLOW, '-'},
+ {"debug", OPT_DEBUG, '-', "Print debug info"},
+
+ OPT_SECTION("Signing"),
+ {"sign", OPT_SIGN, 's', "Sign digest using private key"},
+ {"verify", OPT_VERIFY, 's', "Verify a signature using public key"},
+ {"prverify", OPT_PRVERIFY, 's', "Verify a signature using private key"},
+ {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
+ {"signature", OPT_SIGNATURE, '<', "File with signature to verify"},
{"hmac", OPT_HMAC, 's', "Create hashed MAC with key"},
- {"mac", OPT_MAC, 's', "Create MAC (not neccessarily HMAC)"},
- {"sigop", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
- {"macop", OPT_MACOPT, 's', "MAC algorithm parameters in n:v form or key"},
-#ifndef OPENSSL_NO_ENGINE
- {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
- {"engine_impl", OPT_ENGINE_IMPL, '-'},
-#endif
+ {"mac", OPT_MAC, 's', "Create MAC (not necessarily HMAC)"},
+ {"macopt", OPT_MACOPT, 's', "MAC algorithm parameters in n:v form or key"},
{"", OPT_DIGEST, '-', "Any supported digest"},
+ {"fips-fingerprint", OPT_FIPS_FINGERPRINT, '-',
+ "Compute HMAC with the key used in OpenSSL-FIPS fingerprint"},
+
+ OPT_R_OPTIONS,
+
+ OPT_PARAMETERS(),
+ {"file", 0, 0, "Files to digest (optional; default is stdin)"},
{NULL}
};
char *passinarg = NULL, *passin = NULL;
const EVP_MD *md = NULL, *m;
const char *outfile = NULL, *keyfile = NULL, *prog = NULL;
- const char *sigfile = NULL, *randfile = NULL;
+ const char *sigfile = NULL;
+ const char *md_name = NULL;
OPTION_CHOICE o;
int separator = 0, debug = 0, keyform = FORMAT_PEM, siglen = 0;
- int i, ret = 1, out_bin = -1, want_pub = 0, do_verify =
- 0, non_fips_allow = 0;
+ int i, ret = 1, out_bin = -1, want_pub = 0, do_verify = 0;
unsigned char *buf = NULL, *sigbuf = NULL;
int engine_impl = 0;
+ struct doall_dgst_digests dec;
prog = opt_progname(argv[0]);
buf = app_malloc(BUFSIZE, "I/O buffer");
opt_help(dgst_options);
ret = 0;
goto end;
+ case OPT_LIST:
+ BIO_printf(bio_out, "Supported digests:\n");
+ dec.bio = bio_out;
+ dec.n = 0;
+ OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH,
+ show_digests, &dec);
+ BIO_printf(bio_out, "\n");
+ ret = 0;
+ goto end;
case OPT_C:
separator = 1;
break;
case OPT_R:
separator = 2;
break;
- case OPT_RAND:
- randfile = opt_arg();
+ case OPT_R_CASES:
+ if (!opt_rand(o))
+ goto end;
break;
case OPT_OUT:
outfile = opt_arg();
case OPT_FIPS_FINGERPRINT:
hmac_key = "etaonrishdlcupfm";
break;
- case OPT_NON_FIPS_ALLOW:
- non_fips_allow = 1;
- break;
case OPT_HMAC:
hmac_key = opt_arg();
break;
}
argc = opt_num_rest();
argv = opt_rest();
+ if (keyfile != NULL && argc > 1) {
+ BIO_printf(bio_err, "%s: Can only sign or verify one file.\n", prog);
+ goto end;
+ }
- if (do_verify && !sigfile) {
+ if (do_verify && sigfile == NULL) {
BIO_printf(bio_err,
"No signature to verify: use the -signature option\n");
goto end;
}
if (out_bin == -1) {
- if (keyfile)
+ if (keyfile != NULL)
out_bin = 1;
else
out_bin = 0;
}
- if (randfile)
- app_RAND_load_file(randfile, 0);
-
- out = bio_open_default(outfile, out_bin ? "wb" : "w");
+ out = bio_open_default(outfile, 'w', out_bin ? FORMAT_BINARY : FORMAT_TEXT);
if (out == NULL)
goto end;
- if ((! !mac_name + ! !keyfile + ! !hmac_key) > 1) {
+ if ((!(mac_name == NULL) + !(keyfile == NULL) + !(hmac_key == NULL)) > 1) {
BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
goto end;
}
- if (keyfile) {
+ if (keyfile != NULL) {
+ int type;
+
if (want_pub)
sigkey = load_pubkey(keyfile, keyform, 0, NULL, e, "key file");
else
sigkey = load_key(keyfile, keyform, 0, passin, e, "key file");
- if (!sigkey) {
+ if (sigkey == NULL) {
/*
* load_[pub]key() has already printed an appropriate message
*/
goto end;
}
+ type = EVP_PKEY_id(sigkey);
+ if (type == EVP_PKEY_ED25519 || type == EVP_PKEY_ED448) {
+ /*
+ * We implement PureEdDSA for these which doesn't have a separate
+ * digest, and only supports one shot.
+ */
+ BIO_printf(bio_err, "Key type not supported for this operation\n");
+ goto end;
+ }
}
- if (mac_name) {
+ if (mac_name != NULL) {
EVP_PKEY_CTX *mac_ctx = NULL;
int r = 0;
if (!init_gen_str(&mac_ctx, mac_name, impl, 0))
goto mac_end;
- if (macopts) {
+ if (macopts != NULL) {
char *macopt;
for (i = 0; i < sk_OPENSSL_STRING_num(macopts); i++) {
macopt = sk_OPENSSL_STRING_value(macopts, i);
goto end;
}
- if (non_fips_allow) {
- EVP_MD_CTX *md_ctx;
- BIO_get_md_ctx(bmd, &md_ctx);
- EVP_MD_CTX_set_flags(md_ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
- }
-
- if (hmac_key) {
- sigkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, impl,
- (unsigned char *)hmac_key, -1);
- if (!sigkey)
+ if (hmac_key != NULL) {
+ sigkey = EVP_PKEY_new_raw_private_key(EVP_PKEY_HMAC, impl,
+ (unsigned char *)hmac_key, -1);
+ if (sigkey == NULL)
goto end;
}
- if (sigkey) {
+ if (sigkey != NULL) {
EVP_MD_CTX *mctx = NULL;
EVP_PKEY_CTX *pctx = NULL;
int r;
ERR_print_errors(bio_err);
goto end;
}
- if (sigopts) {
+ if (sigopts != NULL) {
char *sigopt;
for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
sigopt = sk_OPENSSL_STRING_value(sigopts, i);
goto end;
}
if (md == NULL)
- md = EVP_md5();
+ md = EVP_sha256();
if (!EVP_DigestInit_ex(mctx, md, impl)) {
BIO_printf(bio_err, "Error setting digest\n");
ERR_print_errors(bio_err);
}
}
- if (sigfile && sigkey) {
+ if (sigfile != NULL && sigkey != NULL) {
BIO *sigbio = BIO_new_file(sigfile, "rb");
- if (!sigbio) {
+ if (sigbio == NULL) {
BIO_printf(bio_err, "Error opening signature file %s\n", sigfile);
ERR_print_errors(bio_err);
goto end;
BIO_get_md_ctx(bmd, &tctx);
md = EVP_MD_CTX_md(tctx);
}
+ if (md != NULL)
+ md_name = EVP_MD_name(md);
if (argc == 0) {
BIO_set_fp(in, stdin, BIO_NOCLOSE);
ret = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
- siglen, NULL, NULL, "stdin", bmd);
+ siglen, NULL, md_name, "stdin");
} else {
- const char *md_name = NULL, *sig_name = NULL;
+ const char *sig_name = NULL;
if (!out_bin) {
- if (sigkey) {
+ if (sigkey != NULL) {
const EVP_PKEY_ASN1_METHOD *ameth;
ameth = EVP_PKEY_get0_asn1(sigkey);
if (ameth)
EVP_PKEY_asn1_get0_info(NULL, NULL,
NULL, NULL, &sig_name, ameth);
}
- if (md)
- md_name = EVP_MD_name(md);
}
ret = 0;
for (i = 0; i < argc; i++) {
perror(argv[i]);
ret++;
continue;
- } else
+ } else {
r = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
- siglen, sig_name, md_name, argv[i], bmd);
+ siglen, sig_name, md_name, argv[i]);
+ }
if (r)
ret = r;
(void)BIO_reset(bmd);
}
}
end:
- if (buf != NULL) {
- OPENSSL_cleanse(buf, BUFSIZE);
- OPENSSL_free(buf);
- }
+ OPENSSL_clear_free(buf, BUFSIZE);
BIO_free(in);
- if (passin)
- OPENSSL_free(passin);
+ OPENSSL_free(passin);
BIO_free_all(out);
EVP_PKEY_free(sigkey);
- if (sigopts)
- sk_OPENSSL_STRING_free(sigopts);
- if (macopts)
- sk_OPENSSL_STRING_free(macopts);
- if (sigbuf)
- OPENSSL_free(sigbuf);
+ sk_OPENSSL_STRING_free(sigopts);
+ sk_OPENSSL_STRING_free(macopts);
+ OPENSSL_free(sigbuf);
BIO_free(bmd);
- return (ret);
+ release_engine(e);
+ return ret;
+}
+
+static void show_digests(const OBJ_NAME *name, void *arg)
+{
+ struct doall_dgst_digests *dec = (struct doall_dgst_digests *)arg;
+ const EVP_MD *md = NULL;
+
+ /* Filter out signed digests (a.k.a signature algorithms) */
+ if (strstr(name->name, "rsa") != NULL || strstr(name->name, "RSA") != NULL)
+ return;
+
+ if (!islower((unsigned char)*name->name))
+ return;
+
+ /* Filter out message digests that we cannot use */
+ md = EVP_get_digestbyname(name->name);
+ if (md == NULL)
+ return;
+
+ BIO_printf(dec->bio, "-%-25s", name->name);
+ if (++dec->n == 3) {
+ BIO_printf(dec->bio, "\n");
+ dec->n = 0;
+ } else {
+ BIO_printf(dec->bio, " ");
+ }
+}
+
+/*
+ * The newline_escape_filename function performs newline escaping for any
+ * filename that contains a newline. This function also takes a pointer
+ * to backslash. The backslash pointer is a flag to indicating whether a newline
+ * is present in the filename. If a newline is present, the backslash flag is
+ * set and the output format will contain a backslash at the beginning of the
+ * digest output. This output format is to replicate the output format found
+ * in the '*sum' checksum programs. This aims to preserve backward
+ * compatibility.
+ */
+static const char *newline_escape_filename(const char *file, int * backslash)
+{
+ size_t i, e = 0, length = strlen(file), newline_count = 0, mem_len = 0;
+ char *file_cpy = NULL;
+
+ for (i = 0; i < length; i++)
+ if (file[i] == '\n')
+ newline_count++;
+
+ mem_len = length + newline_count + 1;
+ file_cpy = app_malloc(mem_len, file);
+ i = 0;
+
+ while(e < length) {
+ const char c = file[e];
+ if (c == '\n') {
+ file_cpy[i++] = '\\';
+ file_cpy[i++] = 'n';
+ *backslash = 1;
+ } else {
+ file_cpy[i++] = c;
+ }
+ e++;
+ }
+ file_cpy[i] = '\0';
+ return (const char*)file_cpy;
}
+
int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
EVP_PKEY *key, unsigned char *sigin, int siglen,
const char *sig_name, const char *md_name,
- const char *file, BIO *bmd)
+ const char *file)
{
- size_t len;
- int i;
+ size_t len = BUFSIZE;
+ int i, backslash = 0, ret = 1;
+ unsigned char *sigbuf = NULL;
- for (;;) {
+ while (BIO_pending(bp) || !BIO_eof(bp)) {
i = BIO_read(bp, (char *)buf, BUFSIZE);
if (i < 0) {
BIO_printf(bio_err, "Read Error in %s\n", file);
ERR_print_errors(bio_err);
- return 1;
+ goto end;
}
if (i == 0)
break;
}
- if (sigin) {
+ if (sigin != NULL) {
EVP_MD_CTX *ctx;
BIO_get_md_ctx(bp, &ctx);
i = EVP_DigestVerifyFinal(ctx, sigin, (unsigned int)siglen);
- if (i > 0)
+ if (i > 0) {
BIO_printf(out, "Verified OK\n");
- else if (i == 0) {
+ } else if (i == 0) {
BIO_printf(out, "Verification Failure\n");
- return 1;
+ goto end;
} else {
BIO_printf(bio_err, "Error Verifying Data\n");
ERR_print_errors(bio_err);
- return 1;
+ goto end;
}
- return 0;
+ ret = 0;
+ goto end;
}
- if (key) {
+ if (key != NULL) {
EVP_MD_CTX *ctx;
+ int pkey_len;
BIO_get_md_ctx(bp, &ctx);
- len = BUFSIZE;
+ pkey_len = EVP_PKEY_size(key);
+ if (pkey_len > BUFSIZE) {
+ len = pkey_len;
+ sigbuf = app_malloc(len, "Signature buffer");
+ buf = sigbuf;
+ }
if (!EVP_DigestSignFinal(ctx, buf, &len)) {
BIO_printf(bio_err, "Error Signing Data\n");
ERR_print_errors(bio_err);
- return 1;
+ goto end;
}
} else {
len = BIO_gets(bp, (char *)buf, BUFSIZE);
if ((int)len < 0) {
ERR_print_errors(bio_err);
- return 1;
+ goto end;
}
}
- if (binout)
+ if (binout) {
BIO_write(out, buf, len);
- else if (sep == 2) {
+ } else if (sep == 2) {
+ file = newline_escape_filename(file, &backslash);
+
+ if (backslash == 1)
+ BIO_puts(out, "\\");
+
for (i = 0; i < (int)len; i++)
BIO_printf(out, "%02x", buf[i]);
+
BIO_printf(out, " *%s\n", file);
+ OPENSSL_free((char *)file);
} else {
- if (sig_name) {
+ if (sig_name != NULL) {
BIO_puts(out, sig_name);
- if (md_name)
+ if (md_name != NULL)
BIO_printf(out, "-%s", md_name);
BIO_printf(out, "(%s)= ", file);
- } else if (md_name)
+ } else if (md_name != NULL) {
BIO_printf(out, "%s(%s)= ", md_name, file);
- else
+ } else {
BIO_printf(out, "(%s)= ", file);
+ }
for (i = 0; i < (int)len; i++) {
if (sep && (i != 0))
BIO_printf(out, ":");
}
BIO_printf(out, "\n");
}
- return 0;
+
+ ret = 0;
+ end:
+ if (sigbuf != NULL)
+ OPENSSL_clear_free(sigbuf, len);
+
+ return ret;
}