Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78

trunk/3rdparty/openssl-1.1-fit/apps/genrsa.c

@@ -0,0 +1,201 @@
+/*
+ * Copyright 1995-2018 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>
+#ifdef OPENSSL_NO_RSA
+NON_EMPTY_TRANSLATION_UNIT
+#else
+
+# include <stdio.h>
+# include <string.h>
+# include <sys/types.h>
+# include <sys/stat.h>
+# include "apps.h"
+# include "progs.h"
+# include <openssl/bio.h>
+# include <openssl/err.h>
+# include <openssl/bn.h>
+# include <openssl/rsa.h>
+# include <openssl/evp.h>
+# include <openssl/x509.h>
+# include <openssl/pem.h>
+# include <openssl/rand.h>
+
+# define DEFBITS 2048
+# define DEFPRIMES 2
+
+static int genrsa_cb(int p, int n, BN_GENCB *cb);
+
+typedef enum OPTION_choice {
+    OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+    OPT_3, OPT_F4, OPT_ENGINE,
+    OPT_OUT, OPT_PASSOUT, OPT_CIPHER, OPT_PRIMES,
+    OPT_R_ENUM
+} OPTION_CHOICE;
+
+const OPTIONS genrsa_options[] = {
+    {"help", OPT_HELP, '-', "Display this summary"},
+    {"3", OPT_3, '-', "Use 3 for the E value"},
+    {"F4", OPT_F4, '-', "Use F4 (0x10001) for the E value"},
+    {"f4", OPT_F4, '-', "Use F4 (0x10001) for the E value"},
+    {"out", OPT_OUT, '>', "Output the key to specified file"},
+    OPT_R_OPTIONS,
+    {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
+    {"", OPT_CIPHER, '-', "Encrypt the output with any supported cipher"},
+# ifndef OPENSSL_NO_ENGINE
+    {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+# endif
+    {"primes", OPT_PRIMES, 'p', "Specify number of primes"},
+    {NULL}
+};
+
+int genrsa_main(int argc, char **argv)
+{
+    BN_GENCB *cb = BN_GENCB_new();
+    PW_CB_DATA cb_data;
+    ENGINE *eng = NULL;
+    BIGNUM *bn = BN_new();
+    BIO *out = NULL;
+    const BIGNUM *e;
+    RSA *rsa = NULL;
+    const EVP_CIPHER *enc = NULL;
+    int ret = 1, num = DEFBITS, private = 0, primes = DEFPRIMES;
+    unsigned long f4 = RSA_F4;
+    char *outfile = NULL, *passoutarg = NULL, *passout = NULL;
+    char *prog, *hexe, *dece;
+    OPTION_CHOICE o;
+
+    if (bn == NULL || cb == NULL)
+        goto end;
+
+    BN_GENCB_set(cb, genrsa_cb, bio_err);
+
+    prog = opt_init(argc, argv, genrsa_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:
+            ret = 0;
+            opt_help(genrsa_options);
+            goto end;
+        case OPT_3:
+            f4 = 3;
+            break;
+        case OPT_F4:
+            f4 = RSA_F4;
+            break;
+        case OPT_OUT:
+            outfile = opt_arg();
+            break;
+        case OPT_ENGINE:
+            eng = setup_engine(opt_arg(), 0);
+            break;
+        case OPT_R_CASES:
+            if (!opt_rand(o))
+                goto end;
+            break;
+        case OPT_PASSOUT:
+            passoutarg = opt_arg();
+            break;
+        case OPT_CIPHER:
+            if (!opt_cipher(opt_unknown(), &enc))
+                goto end;
+            break;
+        case OPT_PRIMES:
+            if (!opt_int(opt_arg(), &primes))
+                goto end;
+            break;
+        }
+    }
+    argc = opt_num_rest();
+    argv = opt_rest();
+
+    if (argc == 1) {
+        if (!opt_int(argv[0], &num) || num <= 0)
+            goto end;
+        if (num > OPENSSL_RSA_MAX_MODULUS_BITS)
+            BIO_printf(bio_err,
+                       "Warning: It is not recommended to use more than %d bit for RSA keys.\n"
+                       "         Your key size is %d! Larger key size may behave not as expected.\n",
+                       OPENSSL_RSA_MAX_MODULUS_BITS, num);
+    } else if (argc > 0) {
+        BIO_printf(bio_err, "Extra arguments given.\n");
+        goto opthelp;
+    }
+
+    private = 1;
+    if (!app_passwd(NULL, passoutarg, NULL, &passout)) {
+        BIO_printf(bio_err, "Error getting password\n");
+        goto end;
+    }
+
+    out = bio_open_owner(outfile, FORMAT_PEM, private);
+    if (out == NULL)
+        goto end;
+
+    BIO_printf(bio_err, "Generating RSA private key, %d bit long modulus (%d primes)\n",
+               num, primes);
+    rsa = eng ? RSA_new_method(eng) : RSA_new();
+    if (rsa == NULL)
+        goto end;
+
+    if (!BN_set_word(bn, f4)
+        || !RSA_generate_multi_prime_key(rsa, num, primes, bn, cb))
+        goto end;
+
+    RSA_get0_key(rsa, NULL, &e, NULL);
+    hexe = BN_bn2hex(e);
+    dece = BN_bn2dec(e);
+    if (hexe && dece) {
+        BIO_printf(bio_err, "e is %s (0x%s)\n", dece, hexe);
+    }
+    OPENSSL_free(hexe);
+    OPENSSL_free(dece);
+    cb_data.password = passout;
+    cb_data.prompt_info = outfile;
+    assert(private);
+    if (!PEM_write_bio_RSAPrivateKey(out, rsa, enc, NULL, 0,
+                                     (pem_password_cb *)password_callback,
+                                     &cb_data))
+        goto end;
+
+    ret = 0;
+ end:
+    BN_free(bn);
+    BN_GENCB_free(cb);
+    RSA_free(rsa);
+    BIO_free_all(out);
+    release_engine(eng);
+    OPENSSL_free(passout);
+    if (ret != 0)
+        ERR_print_errors(bio_err);
+    return ret;
+}
+
+static int genrsa_cb(int p, int n, BN_GENCB *cb)
+{
+    char c = '*';
+
+    if (p == 0)
+        c = '.';
+    if (p == 1)
+        c = '+';
+    if (p == 2)
+        c = '*';
+    if (p == 3)
+        c = '\n';
+    BIO_write(BN_GENCB_get_arg(cb), &c, 1);
+    (void)BIO_flush(BN_GENCB_get_arg(cb));
+    return 1;
+}
+#endif