initial commit

1 files changed, 556 insertions, 0 deletions

diff --git a/openssl/apps/pkeyutl.c b/openssl/apps/pkeyutl.c
new file mode 100644
index 0000000..7c62d1c
--- /dev/null
+++ b/openssl/apps/pkeyutl.c
@@ -0,0 +1,556 @@
+/*
+ * 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,
+                              const char *keyfile, int keyform, int key_type,
+                              char *passargin, int pkey_op, ENGINE *e,
+                              int   impl);
+
+static int setup_peer(BIO *err, 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,
+                    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;
+    int engine_impl = 0;
+    unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL;
+    size_t buf_outlen = 0;
+    int buf_inlen = 0, siglen = -1;
+    const char *inkey = NULL;
+    const char *peerkey = NULL;
+    STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
+
+    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
+                inkey = *++argv;
+        } else if (!strcmp(*argv, "-peerkey")) {
+            if (--argc < 1)
+                badarg = 1;
+            else
+                peerkey = *++argv;
+        } 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);
+        } else if (!strcmp(*argv, "-engine_impl")) {
+                engine_impl = 1;
+        }
+#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, "-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, "-rev"))
+            rev = 1;
+        else if (strcmp(*argv, "-pkeyopt") == 0) {
+            if (--argc < 1)
+                badarg = 1;
+            else if ((pkeyopts == NULL &&
+                     (pkeyopts = sk_OPENSSL_STRING_new_null()) == NULL) ||
+                    sk_OPENSSL_STRING_push(pkeyopts, *++argv) == 0) {
+                BIO_puts(bio_err, "out of memory\n");
+                goto end;
+            }
+        } else
+            badarg = 1;
+        if (badarg) {
+            usage();
+            goto end;
+        }
+        argc--;
+        argv++;
+    }
+
+    if (inkey == NULL ||
+        (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE)) {
+        usage();
+        goto end;
+    }
+    ctx = init_ctx(&keysize, inkey, keyform, key_type,
+                   passargin, pkey_op, e, engine_impl);
+    if (!ctx) {
+        BIO_puts(bio_err, "Error initializing context\n");
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+    if (peerkey != NULL && !setup_peer(bio_err, ctx, peerform, peerkey, e)) {
+        BIO_puts(bio_err, "Error setting up peer key\n");
+        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_puts(bio_err, "parameter setting error\n");
+                ERR_print_errors(bio_err);
+                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_outlen != 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);
+    release_engine(e);
+    BIO_free(in);
+    BIO_free_all(out);
+    if (buf_in != NULL)
+        OPENSSL_free(buf_in);
+    if (buf_out != NULL)
+        OPENSSL_free(buf_out);
+    if (sig != NULL)
+        OPENSSL_free(sig);
+    if (pkeyopts != NULL)
+        sk_OPENSSL_STRING_free(pkeyopts);
+    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, maybe a hardware device, for loading keys.\n");
+    BIO_printf(bio_err, "-engine_impl    also use engine given by -engine for crypto operations\n");
+#endif
+    BIO_printf(bio_err, "-passin arg     pass phrase source\n");
+
+}
+
+static EVP_PKEY_CTX *init_ctx(int *pkeysize,
+                              const char *keyfile, int keyform, int key_type,
+                              char *passargin, int pkey_op, ENGINE *e,
+                              int   engine_impl)
+{
+    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)) {
+        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;
+        
+#ifndef OPENSSL_NO_ENGINE
+    if (engine_impl)
+	impl = e;
+#endif
+            
+    ctx = EVP_PKEY_CTX_new(pkey, impl);
+    
+    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, ENGINE* e)
+{
+    EVP_PKEY *peer = NULL;
+    ENGINE* engine = NULL;
+    int ret;
+
+    if (peerform == FORMAT_ENGINE)
+        engine = e;
+    peer = load_pubkey(bio_err, file, peerform, 0, NULL, engine, "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;
+}