vendor/openssl/1.1.1

1 files changed, 147 insertions, 237 deletions

diff --git a/apps/rsautl.c b/apps/rsautl.c
index 87d18063cc7f..5da8504d3c06 100644
--- a/apps/rsautl.c
+++ b/apps/rsautl.c
@@ -1,66 +1,19 @@
-/* rsautl.c */
 /*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 2000.
- */
-/* ====================================================================
- * Copyright (c) 2000 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 2000-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
+ * Licensed under the OpenSSL license (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 <openssl/opensslconf.h>
-#ifndef OPENSSL_NO_RSA
+#ifdef OPENSSL_NO_RSA
+NON_EMPTY_TRANSLATION_UNIT
+#else
 
 # include "apps.h"
+# include "progs.h"
 # include <string.h>
 # include <openssl/err.h>
 # include <openssl/pem.h>
@@ -75,146 +28,165 @@
 # define KEY_PUBKEY      2
 # define KEY_CERT        3
 
-static void usage(void);
-
-# undef PROG
-
-# define PROG rsautl_main
-
-int MAIN(int argc, char **);
+typedef enum OPTION_choice {
+    OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+    OPT_ENGINE, OPT_IN, OPT_OUT, OPT_ASN1PARSE, OPT_HEXDUMP,
+    OPT_RAW, OPT_OAEP, OPT_SSL, OPT_PKCS, OPT_X931,
+    OPT_SIGN, OPT_VERIFY, OPT_REV, OPT_ENCRYPT, OPT_DECRYPT,
+    OPT_PUBIN, OPT_CERTIN, OPT_INKEY, OPT_PASSIN, OPT_KEYFORM,
+    OPT_R_ENUM
+} OPTION_CHOICE;
+
+const OPTIONS rsautl_options[] = {
+    {"help", OPT_HELP, '-', "Display this summary"},
+    {"in", OPT_IN, '<', "Input file"},
+    {"out", OPT_OUT, '>', "Output file"},
+    {"inkey", OPT_INKEY, 's', "Input key"},
+    {"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"},
+    {"pubin", OPT_PUBIN, '-', "Input is an RSA public"},
+    {"certin", OPT_CERTIN, '-', "Input is a cert carrying an RSA public key"},
+    {"ssl", OPT_SSL, '-', "Use SSL v2 padding"},
+    {"raw", OPT_RAW, '-', "Use no padding"},
+    {"pkcs", OPT_PKCS, '-', "Use PKCS#1 v1.5 padding (default)"},
+    {"oaep", OPT_OAEP, '-', "Use PKCS#1 OAEP"},
+    {"sign", OPT_SIGN, '-', "Sign with private key"},
+    {"verify", OPT_VERIFY, '-', "Verify with public key"},
+    {"asn1parse", OPT_ASN1PARSE, '-',
+     "Run output through asn1parse; useful with -verify"},
+    {"hexdump", OPT_HEXDUMP, '-', "Hex dump output"},
+    {"x931", OPT_X931, '-', "Use ANSI X9.31 padding"},
+    {"rev", OPT_REV, '-', "Reverse the order of the input buffer"},
+    {"encrypt", OPT_ENCRYPT, '-', "Encrypt with public key"},
+    {"decrypt", OPT_DECRYPT, '-', "Decrypt with private key"},
+    {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
+    OPT_R_OPTIONS,
+# ifndef OPENSSL_NO_ENGINE
+    {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+# endif
+    {NULL}
+};
 
-int MAIN(int argc, char **argv)
+int rsautl_main(int argc, char **argv)
 {
-    ENGINE *e = NULL;
     BIO *in = NULL, *out = NULL;
-    char *infile = NULL, *outfile = NULL;
-    char *engine = NULL;
-    char *keyfile = NULL;
-    char rsa_mode = RSA_VERIFY, key_type = KEY_PRIVKEY;
-    int keyform = FORMAT_PEM;
-    char need_priv = 0, badarg = 0, rev = 0;
-    char hexdump = 0, asn1parse = 0;
-    X509 *x;
+    ENGINE *e = NULL;
     EVP_PKEY *pkey = NULL;
     RSA *rsa = NULL;
-    unsigned char *rsa_in = NULL, *rsa_out = NULL, pad;
-    char *passargin = NULL, *passin = NULL;
-    int rsa_inlen, rsa_outlen = 0;
-    int keysize;
-
-    int ret = 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();
-    pad = RSA_PKCS1_PADDING;
-
-    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, "-inkey")) {
-            if (--argc < 1)
-                badarg = 1;
-            else
-                keyfile = *(++argv);
-        } else if (!strcmp(*argv, "-passin")) {
-            if (--argc < 1)
-                badarg = 1;
-            else
-                passargin = *(++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
-                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"))
+    X509 *x;
+    char *infile = NULL, *outfile = NULL, *keyfile = NULL;
+    char *passinarg = NULL, *passin = NULL, *prog;
+    char rsa_mode = RSA_VERIFY, key_type = KEY_PRIVKEY;
+    unsigned char *rsa_in = NULL, *rsa_out = NULL, pad = RSA_PKCS1_PADDING;
+    int rsa_inlen, keyformat = FORMAT_PEM, keysize, ret = 1;
+    int rsa_outlen = 0, hexdump = 0, asn1parse = 0, need_priv = 0, rev = 0;
+    OPTION_CHOICE o;
+
+    prog = opt_init(argc, argv, rsautl_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(rsautl_options);
+            ret = 0;
+            goto end;
+        case OPT_KEYFORM:
+            if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyformat))
+                goto opthelp;
+            break;
+        case OPT_IN:
+            infile = opt_arg();
+            break;
+        case OPT_OUT:
+            outfile = opt_arg();
+            break;
+        case OPT_ENGINE:
+            e = setup_engine(opt_arg(), 0);
+            break;
+        case OPT_ASN1PARSE:
             asn1parse = 1;
-        else if (!strcmp(*argv, "-hexdump"))
+            break;
+        case OPT_HEXDUMP:
             hexdump = 1;
-        else if (!strcmp(*argv, "-raw"))
+            break;
+        case OPT_RAW:
             pad = RSA_NO_PADDING;
-        else if (!strcmp(*argv, "-oaep"))
+            break;
+        case OPT_OAEP:
             pad = RSA_PKCS1_OAEP_PADDING;
-        else if (!strcmp(*argv, "-ssl"))
+            break;
+        case OPT_SSL:
             pad = RSA_SSLV23_PADDING;
-        else if (!strcmp(*argv, "-pkcs"))
+            break;
+        case OPT_PKCS:
             pad = RSA_PKCS1_PADDING;
-        else if (!strcmp(*argv, "-x931"))
+            break;
+        case OPT_X931:
             pad = RSA_X931_PADDING;
-        else if (!strcmp(*argv, "-sign")) {
+            break;
+        case OPT_SIGN:
             rsa_mode = RSA_SIGN;
             need_priv = 1;
-        } else if (!strcmp(*argv, "-verify"))
+            break;
+        case OPT_VERIFY:
             rsa_mode = RSA_VERIFY;
-        else if (!strcmp(*argv, "-rev"))
+            break;
+        case OPT_REV:
             rev = 1;
-        else if (!strcmp(*argv, "-encrypt"))
+            break;
+        case OPT_ENCRYPT:
             rsa_mode = RSA_ENCRYPT;
-        else if (!strcmp(*argv, "-decrypt")) {
+            break;
+        case OPT_DECRYPT:
             rsa_mode = RSA_DECRYPT;
             need_priv = 1;
-        } else
-            badarg = 1;
-        if (badarg) {
-            usage();
-            goto end;
+            break;
+        case OPT_PUBIN:
+            key_type = KEY_PUBKEY;
+            break;
+        case OPT_CERTIN:
+            key_type = KEY_CERT;
+            break;
+        case OPT_INKEY:
+            keyfile = opt_arg();
+            break;
+        case OPT_PASSIN:
+            passinarg = opt_arg();
+            break;
+        case OPT_R_CASES:
+            if (!opt_rand(o))
+                goto end;
+            break;
         }
-        argc--;
-        argv++;
     }
+    argc = opt_num_rest();
+    if (argc != 0)
+        goto opthelp;
 
     if (need_priv && (key_type != KEY_PRIVKEY)) {
         BIO_printf(bio_err, "A private key is needed for this operation\n");
         goto end;
     }
-    e = setup_engine(bio_err, engine, 0);
-    if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
+
+    if (!app_passwd(passinarg, NULL, &passin, NULL)) {
         BIO_printf(bio_err, "Error getting password\n");
         goto end;
     }
 
-/* FIXME: seed PRNG only if needed */
-    app_RAND_load_file(NULL, bio_err, 0);
-
     switch (key_type) {
     case KEY_PRIVKEY:
-        pkey = load_key(bio_err, keyfile, keyform, 0,
-                        passin, e, "Private Key");
+        pkey = load_key(keyfile, keyformat, 0, passin, e, "Private Key");
         break;
 
     case KEY_PUBKEY:
-        pkey = load_pubkey(bio_err, keyfile, keyform, 0,
-                           NULL, e, "Public Key");
+        pkey = load_pubkey(keyfile, keyformat, 0, NULL, e, "Public Key");
         break;
 
     case KEY_CERT:
-        x = load_cert(bio_err, keyfile, keyform, NULL, e, "Certificate");
+        x = load_cert(keyfile, keyformat, "Certificate");
         if (x) {
             pkey = X509_get_pubkey(x);
             X509_free(x);
@@ -222,59 +194,35 @@ int MAIN(int argc, char **argv)
         break;
     }
 
-    if (!pkey) {
+    if (pkey == NULL)
         return 1;
-    }
 
     rsa = EVP_PKEY_get1_RSA(pkey);
     EVP_PKEY_free(pkey);
 
-    if (!rsa) {
+    if (rsa == NULL) {
         BIO_printf(bio_err, "Error getting RSA key\n");
         ERR_print_errors(bio_err);
         goto end;
     }
 
-    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 Writing 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
-    }
+    in = bio_open_default(infile, 'r', FORMAT_BINARY);
+    if (in == NULL)
+        goto end;
+    out = bio_open_default(outfile, 'w', FORMAT_BINARY);
+    if (out == NULL)
+        goto end;
 
     keysize = RSA_size(rsa);
 
-    rsa_in = OPENSSL_malloc(keysize * 2);
-    rsa_out = OPENSSL_malloc(keysize);
-    if (!rsa_in || !rsa_out) {
-        BIO_printf(bio_err, "Out of memory\n");
-        ERR_print_errors(bio_err);
-        goto end;
-    }
+    rsa_in = app_malloc(keysize * 2, "hold rsa key");
+    rsa_out = app_malloc(keysize, "output rsa key");
 
     /* Read the input data */
     rsa_inlen = BIO_read(in, rsa_in, keysize * 2);
     if (rsa_inlen < 0) {
         BIO_printf(bio_err, "Error reading input Data\n");
-        exit(1);
+        goto end;
     }
     if (rev) {
         int i;
@@ -304,7 +252,6 @@ int MAIN(int argc, char **argv)
         rsa_outlen =
             RSA_private_decrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad);
         break;
-
     }
 
     if (rsa_outlen < 0) {
@@ -317,56 +264,19 @@ int MAIN(int argc, char **argv)
         if (!ASN1_parse_dump(out, rsa_out, rsa_outlen, 1, -1)) {
             ERR_print_errors(bio_err);
         }
-    } else if (hexdump)
+    } else if (hexdump) {
         BIO_dump(out, (char *)rsa_out, rsa_outlen);
-    else
+    } else {
         BIO_write(out, rsa_out, rsa_outlen);
+    }
  end:
     RSA_free(rsa);
     release_engine(e);
     BIO_free(in);
     BIO_free_all(out);
-    if (rsa_in)
-        OPENSSL_free(rsa_in);
-    if (rsa_out)
-        OPENSSL_free(rsa_out);
-    if (passin)
-        OPENSSL_free(passin);
+    OPENSSL_free(rsa_in);
+    OPENSSL_free(rsa_out);
+    OPENSSL_free(passin);
     return ret;
 }
-
-static void usage()
-{
-    BIO_printf(bio_err, "Usage: rsautl [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, "-ssl            use SSL v2 padding\n");
-    BIO_printf(bio_err, "-raw            use no padding\n");
-    BIO_printf(bio_err,
-               "-pkcs           use PKCS#1 v1.5 padding (default)\n");
-    BIO_printf(bio_err, "-oaep           use PKCS#1 OAEP\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
-
-}
-
-#else                           /* !OPENSSL_NO_RSA */
-
-# if PEDANTIC
-static void *dummy = &dummy;
-# endif
-
 #endif