--- /dev/null
+/* Written by Dr Stephen N Henson (steve@openssl.org) 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).
+ *
+ */
+
+
+#include "apps.h"
+#include <string.h>
+#include <openssl/err.h>
+#include <openssl/pem.h>
+#include <openssl/evp.h>
+
+#define KEY_PRIVKEY 1
+#define KEY_PUBKEY 2
+#define KEY_CERT 3
+
+static void usage(void);
+
+#undef PROG
+
+#define PROG pkeyutl_main
+
+static EVP_PKEY_CTX *init_ctx(int *pkeysize,
+ char *keyfile, int keyform, int key_type,
+ char *passargin, int pkey_op, ENGINE *e);
+
+static int setup_peer(BIO *err, EVP_PKEY_CTX *ctx, int peerform,
+ const char *file);
+
+static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
+ unsigned char *out, size_t *poutlen,
+ unsigned char *in, size_t inlen);
+
+int MAIN(int argc, char **);
+
+int MAIN(int argc, char **argv)
+{
+ BIO *in = NULL, *out = NULL;
+ char *infile = NULL, *outfile = NULL, *sigfile = NULL;
+ ENGINE *e = NULL;
+ int pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY;
+ int keyform = FORMAT_PEM, peerform = 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;
+ size_t buf_outlen;
+ int buf_inlen = 0, 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;
+ else infile= *(++argv);
+ }
+ else if (!strcmp(*argv,"-out"))
+ {
+ if (--argc < 1) badarg = 1;
+ else outfile= *(++argv);
+ }
+ else if (!strcmp(*argv,"-sigfile"))
+ {
+ if (--argc < 1) badarg = 1;
+ else sigfile= *(++argv);
+ }
+ else if(!strcmp(*argv, "-inkey"))
+ {
+ if (--argc < 1)
+ badarg = 1;
+ else
+ {
+ ctx = init_ctx(&keysize,
+ *(++argv), keyform, key_type,
+ passargin, pkey_op, e);
+ if (!ctx)
+ {
+ BIO_puts(bio_err,
+ "Error initializing context\n");
+ ERR_print_errors(bio_err);
+ badarg = 1;
+ }
+ }
+ }
+ else if (!strcmp(*argv,"-peerkey"))
+ {
+ if (--argc < 1)
+ badarg = 1;
+ else if (!setup_peer(bio_err, ctx, peerform, *(++argv)))
+ badarg = 1;
+ }
+ else if (!strcmp(*argv,"-passin"))
+ {
+ if (--argc < 1) badarg = 1;
+ else passargin= *(++argv);
+ }
+ else if (strcmp(*argv,"-peerform") == 0)
+ {
+ if (--argc < 1) badarg = 1;
+ else peerform=str2fmt(*(++argv));
+ }
+ else if (strcmp(*argv,"-keyform") == 0)
+ {
+ if (--argc < 1) badarg = 1;
+ else keyform=str2fmt(*(++argv));
+ }
+#ifndef OPENSSL_NO_ENGINE
+ else if(!strcmp(*argv, "-engine"))
+ {
+ if (--argc < 1)
+ badarg = 1;
+ else
+ e = setup_engine(bio_err, *(++argv), 0);
+ }
+#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, "-derive"))
+ pkey_op = EVP_PKEY_OP_DERIVE;
+ else if (strcmp(*argv,"-pkeyopt") == 0)
+ {
+ if (--argc < 1)
+ badarg = 1;
+ else if (!ctx)
+ {
+ BIO_puts(bio_err,
+ "-pkeyopt 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 (pkey_op != EVP_PKEY_OP_DERIVE)
+ {
+ if(infile)
+ {
+ if(!(in = BIO_new_file(infile, "rb")))
+ {
+ BIO_puts(bio_err,
+ "Error Opening 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;
+ }
+ }
+
+ if (in)
+ {
+ /* 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)
+ {
+ 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;
+ }
+ }
+ }
+
+ if(pkey_op == EVP_PKEY_OP_VERIFY)
+ {
+ rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen,
+ buf_in, (size_t)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;
+ }
+ else
+ {
+ rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen,
+ buf_in, (size_t)buf_inlen);
+ if (rv > 0)
+ {
+ buf_out = OPENSSL_malloc(buf_outlen);
+ if (!buf_out)
+ rv = -1;
+ else
+ rv = do_keyop(ctx, pkey_op,
+ buf_out, (size_t *)&buf_outlen,
+ buf_in, (size_t)buf_inlen);
+ }
+ }
+
+ 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;
+}
+
+static void usage()
+{
+ 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, "-sigfile file signature file (verify operation only)\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 a public key\n");
+ BIO_printf(bio_err, "-certin input is a certificate carrying a public key\n");
+ BIO_printf(bio_err, "-pkeyopt X:Y public key options\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, "-verifyrecover verify with public key, recover original data\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, "-derive derive shared secret\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");
+#endif
+ BIO_printf(bio_err, "-passin arg pass phrase source\n");
+
+}
+
+static EVP_PKEY_CTX *init_ctx(int *pkeysize,
+ char *keyfile, int keyform, int key_type,
+ char *passargin, int pkey_op, ENGINE *e)
+ {
+ 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)
+ || (pkey_op == EVP_PKEY_OP_DERIVE))
+ && (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, e);
+
+ 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;
+
+ case EVP_PKEY_OP_DERIVE:
+ rv = EVP_PKEY_derive_init(ctx);
+ break;
+ }
+
+ if (rv <= 0)
+ {
+ EVP_PKEY_CTX_free(ctx);
+ ctx = NULL;
+ }
+
+ end:
+
+ if (passin)
+ OPENSSL_free(passin);
+
+ return ctx;
+
+
+ }
+
+static int setup_peer(BIO *err, EVP_PKEY_CTX *ctx, int peerform,
+ const char *file)
+ {
+ EVP_PKEY *peer = NULL;
+ int ret;
+ if (!ctx)
+ {
+ BIO_puts(err, "-peerkey command before -inkey\n");
+ return 0;
+ }
+
+ peer = load_pubkey(bio_err, file, peerform, 0, NULL, NULL, "Peer Key");
+
+ if (!peer)
+ {
+ BIO_printf(bio_err, "Error reading peer key %s\n", file);
+ ERR_print_errors(err);
+ return 0;
+ }
+
+ ret = EVP_PKEY_derive_set_peer(ctx, peer);
+
+ EVP_PKEY_free(peer);
+ if (ret <= 0)
+ ERR_print_errors(err);
+ return ret;
+ }
+
+static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
+ unsigned char *out, size_t *poutlen,
+ unsigned char *in, size_t inlen)
+ {
+ 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;
+ }
projects / cassiopeia.git / blobdiff