-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 2006.
- */
-/* ====================================================================
- * Copyright (c) 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
- * 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).
+/*
+ * Copyright 2006-2020 The OpenSSL Project Authors. All Rights Reserved.
*
+ * 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 "apps.h"
+#include "progs.h"
#include <string.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/evp.h>
+#include <sys/stat.h>
+
+DEFINE_STACK_OF_STRING()
+
+#define KEY_NONE 0
+#define KEY_PRIVKEY 1
+#define KEY_PUBKEY 2
+#define KEY_CERT 3
+
+static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize,
+ const char *keyfile, int keyform, int key_type,
+ char *passinarg, int pkey_op, ENGINE *e,
+ const int impl, int rawin, EVP_PKEY **ppkey);
+
+static int setup_peer(EVP_PKEY_CTX *ctx, int peerform, const char *file,
+ ENGINE *e);
+
+static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
+ unsigned char *out, size_t *poutlen,
+ const unsigned char *in, size_t inlen);
+
+static int do_raw_keyop(int pkey_op, EVP_PKEY_CTX *ctx,
+ const EVP_MD *md, EVP_PKEY *pkey, BIO *in,
+ int filesize, unsigned char *sig, int siglen,
+ unsigned char **out, size_t *poutlen);
+
+typedef enum OPTION_choice {
+ OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_ENGINE, OPT_ENGINE_IMPL, OPT_IN, OPT_OUT,
+ OPT_PUBIN, OPT_CERTIN, OPT_ASN1PARSE, OPT_HEXDUMP, OPT_SIGN,
+ OPT_VERIFY, OPT_VERIFYRECOVER, OPT_REV, OPT_ENCRYPT, OPT_DECRYPT,
+ OPT_DERIVE, OPT_SIGFILE, OPT_INKEY, OPT_PEERKEY, OPT_PASSIN,
+ OPT_PEERFORM, OPT_KEYFORM, OPT_PKEYOPT, OPT_PKEYOPT_PASSIN, OPT_KDF,
+ OPT_KDFLEN, OPT_R_ENUM, OPT_PROV_ENUM,
+ OPT_RAWIN, OPT_DIGEST
+} OPTION_CHOICE;
+
+const OPTIONS pkeyutl_options[] = {
+ OPT_SECTION("General"),
+ {"help", OPT_HELP, '-', "Display this summary"},
+#ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+ {"engine_impl", OPT_ENGINE_IMPL, '-',
+ "Also use engine given by -engine for crypto operations"},
+#endif
+ {"sign", OPT_SIGN, '-', "Sign input data with private key"},
+ {"verify", OPT_VERIFY, '-', "Verify with public key"},
+ {"encrypt", OPT_ENCRYPT, '-', "Encrypt input data with public key"},
+ {"decrypt", OPT_DECRYPT, '-', "Decrypt input data with private key"},
+ {"derive", OPT_DERIVE, '-', "Derive shared secret"},
+
+ OPT_SECTION("Input"),
+ {"in", OPT_IN, '<', "Input file - default stdin"},
+ {"rawin", OPT_RAWIN, '-', "Indicate the input data is in raw form"},
+ {"pubin", OPT_PUBIN, '-', "Input is a public key"},
+ {"inkey", OPT_INKEY, 's', "Input private key file"},
+ {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
+ {"peerkey", OPT_PEERKEY, 's', "Peer key file used in key derivation"},
+ {"peerform", OPT_PEERFORM, 'E', "Peer key format (DER/PEM/P12/ENGINE)"},
+ {"certin", OPT_CERTIN, '-', "Input is a cert with a public key"},
+ {"rev", OPT_REV, '-', "Reverse the order of the input buffer"},
+ {"sigfile", OPT_SIGFILE, '<', "Signature file (verify operation only)"},
+ {"keyform", OPT_KEYFORM, 'E', "Private key format (ENGINE, other values ignored)"},
+
+ OPT_SECTION("Output"),
+ {"out", OPT_OUT, '>', "Output file - default stdout"},
+ {"asn1parse", OPT_ASN1PARSE, '-', "asn1parse the output data"},
+ {"hexdump", OPT_HEXDUMP, '-', "Hex dump output"},
+ {"verifyrecover", OPT_VERIFYRECOVER, '-',
+ "Verify with public key, recover original data"},
+
+ OPT_SECTION("Signing/Derivation"),
+ {"digest", OPT_DIGEST, 's',
+ "Specify the digest algorithm when signing the raw input data"},
+ {"pkeyopt", OPT_PKEYOPT, 's', "Public key options as opt:value"},
+ {"pkeyopt_passin", OPT_PKEYOPT_PASSIN, 's',
+ "Public key option that is read as a passphrase argument opt:passphrase"},
+ {"kdf", OPT_KDF, 's', "Use KDF algorithm"},
+ {"kdflen", OPT_KDFLEN, 'p', "KDF algorithm output length"},
+
+ OPT_R_OPTIONS,
+ OPT_PROV_OPTIONS,
+ {NULL}
+};
+
+int pkeyutl_main(int argc, char **argv)
+{
+ BIO *in = NULL, *out = NULL;
+ ENGINE *e = NULL;
+ EVP_PKEY_CTX *ctx = NULL;
+ EVP_PKEY *pkey = NULL;
+ char *infile = NULL, *outfile = NULL, *sigfile = NULL, *passinarg = NULL;
+ char hexdump = 0, asn1parse = 0, rev = 0, *prog;
+ unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL;
+ OPTION_CHOICE o;
+ int buf_inlen = 0, siglen = -1, keyform = FORMAT_PEM, peerform = FORMAT_PEM;
+ int keysize = -1, pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY;
+ int engine_impl = 0;
+ int ret = 1, rv = -1;
+ size_t buf_outlen;
+ const char *inkey = NULL;
+ const char *peerkey = NULL;
+ const char *kdfalg = NULL;
+ int kdflen = 0;
+ STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
+ STACK_OF(OPENSSL_STRING) *pkeyopts_passin = NULL;
+ int rawin = 0;
+ const EVP_MD *md = NULL;
+ int filesize = -1;
+
+ prog = opt_init(argc, argv, pkeyutl_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ case OPT_EOF:
+ case OPT_ERR:
+ opthelp:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ goto end;
+ case OPT_HELP:
+ opt_help(pkeyutl_options);
+ ret = 0;
+ goto end;
+ case OPT_IN:
+ infile = opt_arg();
+ break;
+ case OPT_OUT:
+ outfile = opt_arg();
+ break;
+ case OPT_SIGFILE:
+ sigfile = opt_arg();
+ break;
+ case OPT_ENGINE_IMPL:
+ engine_impl = 1;
+ break;
+ case OPT_INKEY:
+ inkey = opt_arg();
+ break;
+ case OPT_PEERKEY:
+ peerkey = opt_arg();
+ break;
+ case OPT_PASSIN:
+ passinarg = opt_arg();
+ break;
+ case OPT_PEERFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_ANY, &peerform))
+ goto opthelp;
+ break;
+ case OPT_KEYFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
+ goto opthelp;
+ break;
+ case OPT_R_CASES:
+ if (!opt_rand(o))
+ goto end;
+ break;
+ case OPT_PROV_CASES:
+ if (!opt_provider(o))
+ goto end;
+ break;
+ case OPT_ENGINE:
+ e = setup_engine(opt_arg(), 0);
+ break;
+ case OPT_PUBIN:
+ key_type = KEY_PUBKEY;
+ break;
+ case OPT_CERTIN:
+ key_type = KEY_CERT;
+ break;
+ case OPT_ASN1PARSE:
+ asn1parse = 1;
+ break;
+ case OPT_HEXDUMP:
+ hexdump = 1;
+ break;
+ case OPT_SIGN:
+ pkey_op = EVP_PKEY_OP_SIGN;
+ break;
+ case OPT_VERIFY:
+ pkey_op = EVP_PKEY_OP_VERIFY;
+ break;
+ case OPT_VERIFYRECOVER:
+ pkey_op = EVP_PKEY_OP_VERIFYRECOVER;
+ break;
+ case OPT_ENCRYPT:
+ pkey_op = EVP_PKEY_OP_ENCRYPT;
+ break;
+ case OPT_DECRYPT:
+ pkey_op = EVP_PKEY_OP_DECRYPT;
+ break;
+ case OPT_DERIVE:
+ pkey_op = EVP_PKEY_OP_DERIVE;
+ break;
+ case OPT_KDF:
+ pkey_op = EVP_PKEY_OP_DERIVE;
+ key_type = KEY_NONE;
+ kdfalg = opt_arg();
+ break;
+ case OPT_KDFLEN:
+ kdflen = atoi(opt_arg());
+ break;
+ case OPT_REV:
+ rev = 1;
+ break;
+ case OPT_PKEYOPT:
+ if ((pkeyopts == NULL &&
+ (pkeyopts = sk_OPENSSL_STRING_new_null()) == NULL) ||
+ sk_OPENSSL_STRING_push(pkeyopts, opt_arg()) == 0) {
+ BIO_puts(bio_err, "out of memory\n");
+ goto end;
+ }
+ break;
+ case OPT_PKEYOPT_PASSIN:
+ if ((pkeyopts_passin == NULL &&
+ (pkeyopts_passin = sk_OPENSSL_STRING_new_null()) == NULL) ||
+ sk_OPENSSL_STRING_push(pkeyopts_passin, opt_arg()) == 0) {
+ BIO_puts(bio_err, "out of memory\n");
+ goto end;
+ }
+ break;
+ case OPT_RAWIN:
+ rawin = 1;
+ break;
+ case OPT_DIGEST:
+ if (!opt_md(opt_arg(), &md))
+ goto end;
+ break;
+ }
+ }
+ argc = opt_num_rest();
+ if (argc != 0)
+ goto opthelp;
+
+ if (rawin && pkey_op != EVP_PKEY_OP_SIGN && pkey_op != EVP_PKEY_OP_VERIFY) {
+ BIO_printf(bio_err,
+ "%s: -rawin can only be used with -sign or -verify\n",
+ prog);
+ goto opthelp;
+ }
+
+ if (md != NULL && !rawin) {
+ BIO_printf(bio_err,
+ "%s: -digest can only be used with -rawin\n",
+ prog);
+ goto opthelp;
+ }
+
+ if (rawin && rev) {
+ BIO_printf(bio_err, "%s: -rev cannot be used with raw input\n",
+ prog);
+ goto opthelp;
+ }
+
+ if (kdfalg != NULL) {
+ if (kdflen == 0) {
+ BIO_printf(bio_err,
+ "%s: no KDF length given (-kdflen parameter).\n", prog);
+ goto opthelp;
+ }
+ } else if (inkey == NULL) {
+ BIO_printf(bio_err,
+ "%s: no private key given (-inkey parameter).\n", prog);
+ goto opthelp;
+ } else if (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE) {
+ BIO_printf(bio_err,
+ "%s: no peer key given (-peerkey parameter).\n", prog);
+ goto opthelp;
+ }
+ ctx = init_ctx(kdfalg, &keysize, inkey, keyform, key_type,
+ passinarg, pkey_op, e, engine_impl, rawin, &pkey);
+ if (ctx == NULL) {
+ BIO_printf(bio_err, "%s: Error initializing context\n", prog);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ if (peerkey != NULL && !setup_peer(ctx, peerform, peerkey, e)) {
+ BIO_printf(bio_err, "%s: Error setting up peer key\n", prog);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ if (pkeyopts != NULL) {
+ int num = sk_OPENSSL_STRING_num(pkeyopts);
+ int i;
+
+ for (i = 0; i < num; ++i) {
+ const char *opt = sk_OPENSSL_STRING_value(pkeyopts, i);
+
+ if (pkey_ctrl_string(ctx, opt) <= 0) {
+ BIO_printf(bio_err, "%s: Can't set parameter \"%s\":\n",
+ prog, opt);
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+ }
+ if (pkeyopts_passin != NULL) {
+ int num = sk_OPENSSL_STRING_num(pkeyopts_passin);
+ int i;
+
+ for (i = 0; i < num; i++) {
+ char *opt = sk_OPENSSL_STRING_value(pkeyopts_passin, i);
+ char *passin = strchr(opt, ':');
+ char *passwd;
+
+ if (passin == NULL) {
+ /* Get password interactively */
+ char passwd_buf[4096];
+ BIO_snprintf(passwd_buf, sizeof(passwd_buf), "Enter %s: ", opt);
+ EVP_read_pw_string(passwd_buf, sizeof(passwd_buf) - 1,
+ passwd_buf, 0);
+ passwd = OPENSSL_strdup(passwd_buf);
+ if (passwd == NULL) {
+ BIO_puts(bio_err, "out of memory\n");
+ goto end;
+ }
+ } else {
+ /* Get password as a passin argument: First split option name
+ * and passphrase argument into two strings */
+ *passin = 0;
+ passin++;
+ if (app_passwd(passin, NULL, &passwd, NULL) == 0) {
+ BIO_printf(bio_err, "failed to get '%s'\n", opt);
+ goto end;
+ }
+ }
+
+ if (EVP_PKEY_CTX_ctrl_str(ctx, opt, passwd) <= 0) {
+ BIO_printf(bio_err, "%s: Can't set parameter \"%s\":\n",
+ prog, opt);
+ goto end;
+ }
+ OPENSSL_free(passwd);
+ }
+ }
+
+ if (sigfile != NULL && (pkey_op != EVP_PKEY_OP_VERIFY)) {
+ BIO_printf(bio_err,
+ "%s: Signature file specified for non verify\n", prog);
+ goto end;
+ }
+
+ if (sigfile == NULL && (pkey_op == EVP_PKEY_OP_VERIFY)) {
+ BIO_printf(bio_err,
+ "%s: No signature file specified for verify\n", prog);
+ goto end;
+ }
+
+ if (pkey_op != EVP_PKEY_OP_DERIVE) {
+ in = bio_open_default(infile, 'r', FORMAT_BINARY);
+ if (infile != NULL) {
+ struct stat st;
+
+ if (stat(infile, &st) == 0 && st.st_size <= INT_MAX)
+ filesize = (int)st.st_size;
+ }
+ if (in == NULL)
+ goto end;
+ }
+ out = bio_open_default(outfile, 'w', FORMAT_BINARY);
+ if (out == NULL)
+ goto end;
+
+ if (sigfile != NULL) {
+ BIO *sigbio = BIO_new_file(sigfile, "rb");
+
+ if (sigbio == NULL) {
+ BIO_printf(bio_err, "Can't open signature file %s\n", sigfile);
+ goto end;
+ }
+ siglen = bio_to_mem(&sig, keysize * 10, sigbio);
+ BIO_free(sigbio);
+ if (siglen < 0) {
+ BIO_printf(bio_err, "Error reading signature data\n");
+ goto end;
+ }
+ }
+
+ /* Raw input data is handled elsewhere */
+ if (in != NULL && !rawin) {
+ /* Read the input data */
+ buf_inlen = bio_to_mem(&buf_in, keysize * 10, in);
+ if (buf_inlen < 0) {
+ BIO_printf(bio_err, "Error reading input Data\n");
+ goto end;
+ }
+ if (rev) {
+ size_t i;
+ unsigned char ctmp;
+ size_t l = (size_t)buf_inlen;
+ for (i = 0; i < l / 2; i++) {
+ ctmp = buf_in[i];
+ buf_in[i] = buf_in[l - 1 - i];
+ buf_in[l - 1 - i] = ctmp;
+ }
+ }
+ }
+
+ /* Sanity check the input if the input is not raw */
+ if (!rawin
+ && buf_inlen > EVP_MAX_MD_SIZE
+ && (pkey_op == EVP_PKEY_OP_SIGN
+ || pkey_op == EVP_PKEY_OP_VERIFY)) {
+ BIO_printf(bio_err,
+ "Error: The input data looks too long to be a hash\n");
+ goto end;
+ }
+
+ if (pkey_op == EVP_PKEY_OP_VERIFY) {
+ if (rawin) {
+ rv = do_raw_keyop(pkey_op, ctx, md, pkey, in, filesize, sig, siglen,
+ NULL, 0);
+ } else {
+ rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen,
+ buf_in, (size_t)buf_inlen);
+ }
+ if (rv == 1) {
+ BIO_puts(out, "Signature Verified Successfully\n");
+ ret = 0;
+ } else {
+ BIO_puts(out, "Signature Verification Failure\n");
+ }
+ goto end;
+ }
+ if (kdflen != 0) {
+ buf_outlen = kdflen;
+ rv = 1;
+ } else {
+ if (rawin) {
+ /* rawin allocates the buffer in do_raw_keyop() */
+ rv = do_raw_keyop(pkey_op, ctx, md, pkey, in, filesize, NULL, 0,
+ &buf_out, (size_t *)&buf_outlen);
+ } else {
+ rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen,
+ buf_in, (size_t)buf_inlen);
+ if (rv > 0 && buf_outlen != 0) {
+ buf_out = app_malloc(buf_outlen, "buffer output");
+ rv = do_keyop(ctx, pkey_op,
+ buf_out, (size_t *)&buf_outlen,
+ buf_in, (size_t)buf_inlen);
+ }
+ }
+ }
+ if (rv <= 0) {
+ if (pkey_op != EVP_PKEY_OP_DERIVE) {
+ BIO_puts(bio_err, "Public Key operation error\n");
+ } else {
+ BIO_puts(bio_err, "Key derivation failed\n");
+ }
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ ret = 0;
+
+ if (asn1parse) {
+ if (!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1))
+ ERR_print_errors(bio_err);
+ } else if (hexdump) {
+ BIO_dump(out, (char *)buf_out, buf_outlen);
+ } else {
+ BIO_write(out, buf_out, buf_outlen);
+ }
+
+ end:
+ EVP_PKEY_CTX_free(ctx);
+ release_engine(e);
+ BIO_free(in);
+ BIO_free_all(out);
+ OPENSSL_free(buf_in);
+ OPENSSL_free(buf_out);
+ OPENSSL_free(sig);
+ sk_OPENSSL_STRING_free(pkeyopts);
+ sk_OPENSSL_STRING_free(pkeyopts_passin);
+ return ret;
+}
-#define KEY_PRIVKEY 1
-#define KEY_PUBKEY 2
-#define KEY_CERT 3
-
-static void usage(void);
-
-#undef PROG
+static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize,
+ const char *keyfile, int keyform, int key_type,
+ char *passinarg, int pkey_op, ENGINE *e,
+ const int engine_impl, int rawin,
+ EVP_PKEY **ppkey)
+{
+ EVP_PKEY *pkey = NULL;
+ EVP_PKEY_CTX *ctx = NULL;
+ ENGINE *impl = NULL;
+ char *passin = NULL;
+ int rv = -1;
+ X509 *x;
+ if (((pkey_op == EVP_PKEY_OP_SIGN) || (pkey_op == EVP_PKEY_OP_DECRYPT)
+ || (pkey_op == EVP_PKEY_OP_DERIVE))
+ && (key_type != KEY_PRIVKEY && kdfalg == NULL)) {
+ BIO_printf(bio_err, "A private key is needed for this operation\n");
+ goto end;
+ }
+ if (!app_passwd(passinarg, NULL, &passin, NULL)) {
+ BIO_printf(bio_err, "Error getting password\n");
+ goto end;
+ }
+ switch (key_type) {
+ case KEY_PRIVKEY:
+ pkey = load_key(keyfile, keyform, 0, passin, e, "Private Key");
+ break;
+
+ case KEY_PUBKEY:
+ pkey = load_pubkey(keyfile, keyform, 0, NULL, e, "Public Key");
+ break;
+
+ case KEY_CERT:
+ x = load_cert(keyfile, FORMAT_UNDEF, "Certificate");
+ if (x) {
+ pkey = X509_get_pubkey(x);
+ X509_free(x);
+ }
+ break;
+
+ case KEY_NONE:
+ break;
+
+ }
-#define PROG pkeyutl_main
+#ifndef OPENSSL_NO_ENGINE
+ if (engine_impl)
+ impl = e;
+#endif
-static EVP_PKEY_CTX *init_ctx(int *pkeysize,
- char *keyfile, int keyform, int key_type,
- char *passargin, int pkey_op, char *engine);
+ if (kdfalg != NULL) {
+ int kdfnid = OBJ_sn2nid(kdfalg);
+
+ if (kdfnid == NID_undef) {
+ kdfnid = OBJ_ln2nid(kdfalg);
+ if (kdfnid == NID_undef) {
+ BIO_printf(bio_err, "The given KDF \"%s\" is unknown.\n",
+ kdfalg);
+ goto end;
+ }
+ }
+ ctx = EVP_PKEY_CTX_new_id(kdfnid, impl);
+ } else {
+ if (pkey == NULL)
+ goto end;
+
+ *pkeysize = EVP_PKEY_size(pkey);
+ ctx = EVP_PKEY_CTX_new(pkey, impl);
+ if (ppkey != NULL)
+ *ppkey = pkey;
+ EVP_PKEY_free(pkey);
+ }
+
+ if (ctx == NULL)
+ goto end;
+
+ /*
+ * If rawin then we don't need to actually initialise the EVP_PKEY_CTX
+ * itself. That will get initialised during EVP_DigestSignInit or
+ * EVP_DigestVerifyInit.
+ */
+ if (rawin) {
+ rv = 1;
+ } else {
+ switch (pkey_op) {
+ case EVP_PKEY_OP_SIGN:
+ rv = EVP_PKEY_sign_init(ctx);
+ break;
+
+ case EVP_PKEY_OP_VERIFY:
+ rv = EVP_PKEY_verify_init(ctx);
+ break;
+
+ case EVP_PKEY_OP_VERIFYRECOVER:
+ rv = EVP_PKEY_verify_recover_init(ctx);
+ break;
+
+ case EVP_PKEY_OP_ENCRYPT:
+ rv = EVP_PKEY_encrypt_init(ctx);
+ break;
+
+ case EVP_PKEY_OP_DECRYPT:
+ rv = EVP_PKEY_decrypt_init(ctx);
+ break;
+
+ case EVP_PKEY_OP_DERIVE:
+ rv = EVP_PKEY_derive_init(ctx);
+ break;
+ }
+ }
+
+ if (rv <= 0) {
+ EVP_PKEY_CTX_free(ctx);
+ ctx = NULL;
+ }
+
+ end:
+ OPENSSL_free(passin);
+ return ctx;
-int MAIN(int argc, char **);
+}
-int MAIN(int argc, char **argv)
+static int setup_peer(EVP_PKEY_CTX *ctx, int peerform, const char *file,
+ ENGINE *e)
{
- BIO *in = NULL, *out = NULL;
- char *infile = NULL, *outfile = NULL, *sigfile = NULL;
- char *engine = NULL;
- int pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY;
- int keyform = FORMAT_PEM;
- char badarg = 0, rev = 0;
- char hexdump = 0, asn1parse = 0;
- EVP_PKEY_CTX *ctx = NULL;
- char *passargin = NULL;
- int keysize = -1;
-
- unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL;
- int buf_inlen, buf_outlen, siglen = -1;
-
- int ret = 1, rv = -1;
-
- argc--;
- argv++;
-
- if(!bio_err) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
-
- if (!load_config(bio_err, NULL))
- goto end;
- ERR_load_crypto_strings();
- OpenSSL_add_all_algorithms();
-
- while(argc >= 1)
- {
- if (!strcmp(*argv,"-in"))
- {
- if (--argc < 1) badarg = 1;
- infile= *(++argv);
- }
- else if (!strcmp(*argv,"-out"))
- {
- if (--argc < 1) badarg = 1;
- outfile= *(++argv);
- }
- else if (!strcmp(*argv,"-sigfile"))
- {
- if (--argc < 1) badarg = 1;
- sigfile= *(++argv);
- }
- else if(!strcmp(*argv, "-inkey"))
- {
- if (--argc < 1)
- badarg = 1;
- else
- {
- ctx = init_ctx(&keysize,
- *(++argv), keyform, key_type,
- passargin, pkey_op, engine);
- if (!ctx)
- {
- BIO_puts(bio_err,
- "Error initializing context\n");
- ERR_print_errors(bio_err);
- badarg = 1;
- }
- }
- }
- else if (!strcmp(*argv,"-passin"))
- {
- if (--argc < 1) badarg = 1;
- passargin= *(++argv);
- }
- else if (strcmp(*argv,"-keyform") == 0)
- {
- if (--argc < 1) badarg = 1;
- keyform=str2fmt(*(++argv));
- }
-#ifndef OPENSSL_NO_ENGINE
- else if(!strcmp(*argv, "-engine"))
- {
- if (--argc < 1)
- badarg = 1;
- else
- engine = *(++argv);
- }
-#endif
- else if(!strcmp(*argv, "-pubin"))
- key_type = KEY_PUBKEY;
- else if(!strcmp(*argv, "-certin"))
- key_type = KEY_CERT;
- else if(!strcmp(*argv, "-asn1parse"))
- asn1parse = 1;
- else if(!strcmp(*argv, "-hexdump"))
- hexdump = 1;
- else if(!strcmp(*argv, "-sign"))
- pkey_op = EVP_PKEY_OP_SIGN;
- else if(!strcmp(*argv, "-verify"))
- pkey_op = EVP_PKEY_OP_VERIFY;
- else if(!strcmp(*argv, "-verifyrecover"))
- pkey_op = EVP_PKEY_OP_VERIFYRECOVER;
- else if(!strcmp(*argv, "-rev"))
- rev = 1;
- else if(!strcmp(*argv, "-encrypt"))
- pkey_op = EVP_PKEY_OP_ENCRYPT;
- else if(!strcmp(*argv, "-decrypt"))
- pkey_op = EVP_PKEY_OP_DECRYPT;
- else if (strcmp(*argv,"-param") == 0)
- {
- if (--argc < 1)
- badarg = 1;
- if (!ctx)
- {
- BIO_puts(bio_err,
- "-param command before -inkey\n");
- badarg = 1;
- }
- else if (pkey_ctrl_string(ctx, *(++argv)) <= 0)
- {
- BIO_puts(bio_err, "parameter setting error\n");
- ERR_print_errors(bio_err);
- goto end;
- }
- }
- else badarg = 1;
- if(badarg)
- {
- usage();
- goto end;
- }
- argc--;
- argv++;
- }
-
- if (!ctx)
- {
- usage();
- goto end;
- }
-
- if (sigfile && (pkey_op != EVP_PKEY_OP_VERIFY))
- {
- BIO_puts(bio_err, "Signature file specified for non verify\n");
- goto end;
- }
-
- if (!sigfile && (pkey_op == EVP_PKEY_OP_VERIFY))
- {
- BIO_puts(bio_err, "No signature file specified for verify\n");
- goto end;
- }
-
-/* FIXME: seed PRNG only if needed */
- app_RAND_load_file(NULL, bio_err, 0);
-
- if(infile)
- {
- if(!(in = BIO_new_file(infile, "rb")))
- {
- BIO_printf(bio_err, "Error Reading Input File\n");
- ERR_print_errors(bio_err);
- goto end;
- }
- }
- else
- in = BIO_new_fp(stdin, BIO_NOCLOSE);
-
- if(outfile)
- {
- if(!(out = BIO_new_file(outfile, "wb")))
- {
- BIO_printf(bio_err, "Error Creating Output File\n");
- ERR_print_errors(bio_err);
- goto end;
- }
- }
- else
- {
- out = BIO_new_fp(stdout, BIO_NOCLOSE);
-#ifdef OPENSSL_SYS_VMS
- {
- BIO *tmpbio = BIO_new(BIO_f_linebuffer());
- out = BIO_push(tmpbio, out);
- }
-#endif
- }
-
- if (sigfile)
- {
- BIO *sigbio = BIO_new_file(sigfile, "rb");
- if (!sigbio)
- {
- BIO_printf(bio_err, "Can't open signature file %s\n",
- sigfile);
- goto end;
- }
- siglen = bio_to_mem(&sig, keysize * 10, sigbio);
- BIO_free(sigbio);
- if (siglen <= 0)
- {
- BIO_printf(bio_err, "Error reading signature data\n");
- goto end;
- }
- }
-
- buf_out = OPENSSL_malloc(keysize);
-
- /* Read the input data */
- buf_inlen = bio_to_mem(&buf_in, keysize * 10, in);
- if(buf_inlen <= 0)
- {
- BIO_printf(bio_err, "Error reading input Data\n");
- exit(1);
- }
- if(rev)
- {
- int i;
- unsigned char ctmp;
- for(i = 0; i < buf_inlen/2; i++)
- {
- ctmp = buf_in[i];
- buf_in[i] = buf_in[buf_inlen - 1 - i];
- buf_in[buf_inlen - 1 - i] = ctmp;
- }
- }
- switch(pkey_op)
- {
- case EVP_PKEY_OP_VERIFYRECOVER:
- rv = EVP_PKEY_verify_recover(ctx, buf_out, &buf_outlen,
- buf_in, buf_inlen);
- break;
-
- case EVP_PKEY_OP_SIGN:
- rv = EVP_PKEY_sign(ctx, buf_out, &buf_outlen,
- buf_in, buf_inlen);
- break;
-
- case EVP_PKEY_OP_ENCRYPT:
- rv = EVP_PKEY_encrypt(ctx, buf_out, &buf_outlen,
- buf_in, buf_inlen);
- break;
-
- case EVP_PKEY_OP_DECRYPT:
- rv = EVP_PKEY_decrypt(ctx, buf_out, &buf_outlen,
- buf_in, buf_inlen);
- break;
-
- case EVP_PKEY_OP_VERIFY:
- rv = EVP_PKEY_verify(ctx, sig, siglen, buf_in, buf_inlen);
- if (rv == 0)
- BIO_puts(out, "Signature Verification Failure\n");
- else if (rv == 1)
- BIO_puts(out, "Signature Verified Successfully\n");
- if (rv >= 0)
- goto end;
- break;
-
- }
-
- if(rv <= 0)
- {
- BIO_printf(bio_err, "Public Key operation error\n");
- ERR_print_errors(bio_err);
- goto end;
- }
- ret = 0;
- if(asn1parse)
- {
- if(!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1))
- ERR_print_errors(bio_err);
- }
- else if(hexdump)
- BIO_dump(out, (char *)buf_out, buf_outlen);
- else
- BIO_write(out, buf_out, buf_outlen);
-
- end:
- if (ctx)
- EVP_PKEY_CTX_free(ctx);
- BIO_free(in);
- BIO_free_all(out);
- if (buf_in)
- OPENSSL_free(buf_in);
- if (buf_out)
- OPENSSL_free(buf_out);
- if (sig)
- OPENSSL_free(sig);
- return ret;
+ EVP_PKEY *peer = NULL;
+ ENGINE *engine = NULL;
+ int ret;
+
+ if (peerform == FORMAT_ENGINE)
+ engine = e;
+ peer = load_pubkey(file, peerform, 0, NULL, engine, "Peer Key");
+ if (peer == NULL) {
+ BIO_printf(bio_err, "Error reading peer key %s\n", file);
+ ERR_print_errors(bio_err);
+ return 0;
+ }
+
+ ret = EVP_PKEY_derive_set_peer(ctx, peer);
+
+ EVP_PKEY_free(peer);
+ if (ret <= 0)
+ ERR_print_errors(bio_err);
+ return ret;
}
-static void usage()
+static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
+ unsigned char *out, size_t *poutlen,
+ const unsigned char *in, size_t inlen)
{
- BIO_printf(bio_err, "Usage: pkeyutl [options]\n");
- BIO_printf(bio_err, "-in file input file\n");
- BIO_printf(bio_err, "-out file output file\n");
- BIO_printf(bio_err, "-inkey file input key\n");
- BIO_printf(bio_err, "-keyform arg private key format - default PEM\n");
- BIO_printf(bio_err, "-pubin input is an RSA public\n");
- BIO_printf(bio_err, "-certin input is a certificate carrying an RSA public key\n");
- BIO_printf(bio_err, "-ctrl X:Y control parameters\n");
- BIO_printf(bio_err, "-sign sign with private key\n");
- BIO_printf(bio_err, "-verify verify with public key\n");
- BIO_printf(bio_err, "-encrypt encrypt with public key\n");
- BIO_printf(bio_err, "-decrypt decrypt with private key\n");
- BIO_printf(bio_err, "-hexdump hex dump output\n");
-#ifndef OPENSSL_NO_ENGINE
- BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
- BIO_printf(bio_err, "-passin arg pass phrase source\n");
-#endif
-
+ int rv = 0;
+ switch (pkey_op) {
+ case EVP_PKEY_OP_VERIFYRECOVER:
+ rv = EVP_PKEY_verify_recover(ctx, out, poutlen, in, inlen);
+ break;
+
+ case EVP_PKEY_OP_SIGN:
+ rv = EVP_PKEY_sign(ctx, out, poutlen, in, inlen);
+ break;
+
+ case EVP_PKEY_OP_ENCRYPT:
+ rv = EVP_PKEY_encrypt(ctx, out, poutlen, in, inlen);
+ break;
+
+ case EVP_PKEY_OP_DECRYPT:
+ rv = EVP_PKEY_decrypt(ctx, out, poutlen, in, inlen);
+ break;
+
+ case EVP_PKEY_OP_DERIVE:
+ rv = EVP_PKEY_derive(ctx, out, poutlen);
+ break;
+
+ }
+ return rv;
}
-static EVP_PKEY_CTX *init_ctx(int *pkeysize,
- char *keyfile, int keyform, int key_type,
- char *passargin, int pkey_op, char *engine)
- {
- ENGINE *e = NULL;
- EVP_PKEY *pkey = NULL;
- EVP_PKEY_CTX *ctx = NULL;
- char *passin = NULL;
- int rv = -1;
- X509 *x;
- if(((pkey_op == EVP_PKEY_OP_SIGN) || (pkey_op == EVP_PKEY_OP_DECRYPT))
- && (key_type != KEY_PRIVKEY))
- {
- BIO_printf(bio_err, "A private key is needed for this operation\n");
- goto end;
- }
- if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
- {
- BIO_printf(bio_err, "Error getting password\n");
- goto end;
- }
- switch(key_type)
- {
- case KEY_PRIVKEY:
- pkey = load_key(bio_err, keyfile, keyform, 0,
- passin, e, "Private Key");
- break;
-
- case KEY_PUBKEY:
- pkey = load_pubkey(bio_err, keyfile, keyform, 0,
- NULL, e, "Public Key");
- break;
-
- case KEY_CERT:
- x = load_cert(bio_err, keyfile, keyform,
- NULL, e, "Certificate");
- if(x)
- {
- pkey = X509_get_pubkey(x);
- X509_free(x);
- }
- break;
-
- }
-
- *pkeysize = EVP_PKEY_size(pkey);
-
- if (!pkey)
- goto end;
-
- ctx = EVP_PKEY_CTX_new(pkey, NULL);
-
- EVP_PKEY_free(pkey);
-
- if (!ctx)
- goto end;
-
- switch(pkey_op)
- {
- case EVP_PKEY_OP_SIGN:
- rv = EVP_PKEY_sign_init(ctx);
- break;
-
- case EVP_PKEY_OP_VERIFY:
- rv = EVP_PKEY_verify_init(ctx);
- break;
-
- case EVP_PKEY_OP_VERIFYRECOVER:
- rv = EVP_PKEY_verify_recover_init(ctx);
- break;
-
- case EVP_PKEY_OP_ENCRYPT:
- rv = EVP_PKEY_encrypt_init(ctx);
- break;
-
- case EVP_PKEY_OP_DECRYPT:
- rv = EVP_PKEY_decrypt_init(ctx);
- break;
- }
-
- if (rv <= 0)
- {
- EVP_PKEY_CTX_free(ctx);
- ctx = NULL;
- }
-
- end:
-
- if (passin)
- OPENSSL_free(passin);
-
- return ctx;
-
-
- }
+#define TBUF_MAXSIZE 2048
+static int do_raw_keyop(int pkey_op, EVP_PKEY_CTX *ctx,
+ const EVP_MD *md, EVP_PKEY *pkey, BIO *in,
+ int filesize, unsigned char *sig, int siglen,
+ unsigned char **out, size_t *poutlen)
+{
+ int rv = 0;
+ EVP_MD_CTX *mctx = NULL;
+ unsigned char tbuf[TBUF_MAXSIZE];
+ unsigned char *mbuf = NULL;
+ int buf_len = 0;
+
+ if ((mctx = EVP_MD_CTX_new()) == NULL) {
+ BIO_printf(bio_err, "Error: out of memory\n");
+ return rv;
+ }
+ EVP_MD_CTX_set_pkey_ctx(mctx, ctx);
+
+ /* Some algorithms only support oneshot digests */
+ if (EVP_PKEY_id(pkey) == EVP_PKEY_ED25519
+ || EVP_PKEY_id(pkey) == EVP_PKEY_ED448) {
+ if (filesize < 0) {
+ BIO_printf(bio_err,
+ "Error: unable to determine file size for oneshot operation\n");
+ goto end;
+ }
+ mbuf = app_malloc(filesize, "oneshot sign/verify buffer");
+ switch(pkey_op) {
+ case EVP_PKEY_OP_VERIFY:
+ if (EVP_DigestVerifyInit(mctx, NULL, md, NULL, pkey) != 1)
+ goto end;
+ buf_len = BIO_read(in, mbuf, filesize);
+ if (buf_len != filesize) {
+ BIO_printf(bio_err, "Error reading raw input data\n");
+ goto end;
+ }
+ rv = EVP_DigestVerify(mctx, sig, (size_t)siglen, mbuf, buf_len);
+ break;
+ case EVP_PKEY_OP_SIGN:
+ if (EVP_DigestSignInit(mctx, NULL, md, NULL, pkey) != 1)
+ goto end;
+ buf_len = BIO_read(in, mbuf, filesize);
+ if (buf_len != filesize) {
+ BIO_printf(bio_err, "Error reading raw input data\n");
+ goto end;
+ }
+ rv = EVP_DigestSign(mctx, NULL, poutlen, mbuf, buf_len);
+ if (rv == 1 && out != NULL) {
+ *out = app_malloc(*poutlen, "buffer output");
+ rv = EVP_DigestSign(mctx, *out, poutlen, mbuf, buf_len);
+ }
+ break;
+ }
+ goto end;
+ }
+
+ switch(pkey_op) {
+ case EVP_PKEY_OP_VERIFY:
+ if (EVP_DigestVerifyInit(mctx, NULL, md, NULL, pkey) != 1)
+ goto end;
+ for (;;) {
+ buf_len = BIO_read(in, tbuf, TBUF_MAXSIZE);
+ if (buf_len == 0)
+ break;
+ if (buf_len < 0) {
+ BIO_printf(bio_err, "Error reading raw input data\n");
+ goto end;
+ }
+ rv = EVP_DigestVerifyUpdate(mctx, tbuf, (size_t)buf_len);
+ if (rv != 1) {
+ BIO_printf(bio_err, "Error verifying raw input data\n");
+ goto end;
+ }
+ }
+ rv = EVP_DigestVerifyFinal(mctx, sig, (size_t)siglen);
+ break;
+ case EVP_PKEY_OP_SIGN:
+ if (EVP_DigestSignInit(mctx, NULL, md, NULL, pkey) != 1)
+ goto end;
+ for (;;) {
+ buf_len = BIO_read(in, tbuf, TBUF_MAXSIZE);
+ if (buf_len == 0)
+ break;
+ if (buf_len < 0) {
+ BIO_printf(bio_err, "Error reading raw input data\n");
+ goto end;
+ }
+ rv = EVP_DigestSignUpdate(mctx, tbuf, (size_t)buf_len);
+ if (rv != 1) {
+ BIO_printf(bio_err, "Error signing raw input data\n");
+ goto end;
+ }
+ }
+ rv = EVP_DigestSignFinal(mctx, NULL, poutlen);
+ if (rv == 1 && out != NULL) {
+ *out = app_malloc(*poutlen, "buffer output");
+ rv = EVP_DigestSignFinal(mctx, *out, poutlen);
+ }
+ break;
+ }
+
+ end:
+ OPENSSL_free(mbuf);
+ EVP_MD_CTX_free(mctx);
+ return rv;
+}