intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 311 insertions, 0 deletions

diff --git a/contrib/libs/openssl/apps/rsa.c b/contrib/libs/openssl/apps/rsa.c
new file mode 100644
index 0000000000..aeda917cc7
--- /dev/null
+++ b/contrib/libs/openssl/apps/rsa.c
@@ -0,0 +1,311 @@
+/*
+ * Copyright 1995-2020 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>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include "apps.h"
+#include "progs.h"
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/rsa.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/pem.h>
+#include <openssl/bn.h>
+
+typedef enum OPTION_choice {
+    OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+    OPT_INFORM, OPT_OUTFORM, OPT_ENGINE, OPT_IN, OPT_OUT,
+    OPT_PUBIN, OPT_PUBOUT, OPT_PASSOUT, OPT_PASSIN,
+    OPT_RSAPUBKEY_IN, OPT_RSAPUBKEY_OUT,
+    /* Do not change the order here; see case statements below */
+    OPT_PVK_NONE, OPT_PVK_WEAK, OPT_PVK_STRONG,
+    OPT_NOOUT, OPT_TEXT, OPT_MODULUS, OPT_CHECK, OPT_CIPHER
+} OPTION_CHOICE;
+
+const OPTIONS rsa_options[] = {
+    {"help", OPT_HELP, '-', "Display this summary"},
+    {"inform", OPT_INFORM, 'f', "Input format, one of DER PEM"},
+    {"outform", OPT_OUTFORM, 'f', "Output format, one of DER PEM PVK"},
+    {"in", OPT_IN, 's', "Input file"},
+    {"out", OPT_OUT, '>', "Output file"},
+    {"pubin", OPT_PUBIN, '-', "Expect a public key in input file"},
+    {"pubout", OPT_PUBOUT, '-', "Output a public key"},
+    {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
+    {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
+    {"RSAPublicKey_in", OPT_RSAPUBKEY_IN, '-', "Input is an RSAPublicKey"},
+    {"RSAPublicKey_out", OPT_RSAPUBKEY_OUT, '-', "Output is an RSAPublicKey"},
+    {"noout", OPT_NOOUT, '-', "Don't print key out"},
+    {"text", OPT_TEXT, '-', "Print the key in text"},
+    {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
+    {"check", OPT_CHECK, '-', "Verify key consistency"},
+    {"", OPT_CIPHER, '-', "Any supported cipher"},
+#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
+    {"pvk-strong", OPT_PVK_STRONG, '-', "Enable 'Strong' PVK encoding level (default)"},
+    {"pvk-weak", OPT_PVK_WEAK, '-', "Enable 'Weak' PVK encoding level"},
+    {"pvk-none", OPT_PVK_NONE, '-', "Don't enforce PVK encoding"},
+#endif
+#ifndef OPENSSL_NO_ENGINE
+    {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+#endif
+    {NULL}
+};
+
+int rsa_main(int argc, char **argv)
+{
+    ENGINE *e = NULL;
+    BIO *out = NULL;
+    RSA *rsa = NULL;
+    const EVP_CIPHER *enc = NULL;
+    char *infile = NULL, *outfile = NULL, *prog;
+    char *passin = NULL, *passout = NULL, *passinarg = NULL, *passoutarg = NULL;
+    int i, private = 0;
+    int informat = FORMAT_PEM, outformat = FORMAT_PEM, text = 0, check = 0;
+    int noout = 0, modulus = 0, pubin = 0, pubout = 0, ret = 1;
+#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
+    int pvk_encr = 2;
+#endif
+    OPTION_CHOICE o;
+
+    prog = opt_init(argc, argv, rsa_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(rsa_options);
+            ret = 0;
+            goto end;
+        case OPT_INFORM:
+            if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
+                goto opthelp;
+            break;
+        case OPT_IN:
+            infile = opt_arg();
+            break;
+        case OPT_OUTFORM:
+            if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
+                goto opthelp;
+            break;
+        case OPT_OUT:
+            outfile = opt_arg();
+            break;
+        case OPT_PASSIN:
+            passinarg = opt_arg();
+            break;
+        case OPT_PASSOUT:
+            passoutarg = opt_arg();
+            break;
+        case OPT_ENGINE:
+            e = setup_engine(opt_arg(), 0);
+            break;
+        case OPT_PUBIN:
+            pubin = 1;
+            break;
+        case OPT_PUBOUT:
+            pubout = 1;
+            break;
+        case OPT_RSAPUBKEY_IN:
+            pubin = 2;
+            break;
+        case OPT_RSAPUBKEY_OUT:
+            pubout = 2;
+            break;
+        case OPT_PVK_STRONG:    /* pvk_encr:= 2 */
+        case OPT_PVK_WEAK:      /* pvk_encr:= 1 */
+        case OPT_PVK_NONE:      /* pvk_encr:= 0 */
+#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
+            pvk_encr = (o - OPT_PVK_NONE);
+#endif
+            break;
+        case OPT_NOOUT:
+            noout = 1;
+            break;
+        case OPT_TEXT:
+            text = 1;
+            break;
+        case OPT_MODULUS:
+            modulus = 1;
+            break;
+        case OPT_CHECK:
+            check = 1;
+            break;
+        case OPT_CIPHER:
+            if (!opt_cipher(opt_unknown(), &enc))
+                goto opthelp;
+            break;
+        }
+    }
+    argc = opt_num_rest();
+    if (argc != 0)
+        goto opthelp;
+
+    private = (text && !pubin) || (!pubout && !noout) ? 1 : 0;
+
+    if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
+        BIO_printf(bio_err, "Error getting passwords\n");
+        goto end;
+    }
+    if (check && pubin) {
+        BIO_printf(bio_err, "Only private keys can be checked\n");
+        goto end;
+    }
+
+    {
+        EVP_PKEY *pkey;
+
+        if (pubin) {
+            int tmpformat = -1;
+            if (pubin == 2) {
+                if (informat == FORMAT_PEM)
+                    tmpformat = FORMAT_PEMRSA;
+                else if (informat == FORMAT_ASN1)
+                    tmpformat = FORMAT_ASN1RSA;
+            } else {
+                tmpformat = informat;
+            }
+
+            pkey = load_pubkey(infile, tmpformat, 1, passin, e, "Public Key");
+        } else {
+            pkey = load_key(infile, informat, 1, passin, e, "Private Key");
+        }
+
+        if (pkey != NULL)
+            rsa = EVP_PKEY_get1_RSA(pkey);
+        EVP_PKEY_free(pkey);
+    }
+
+    if (rsa == NULL) {
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    out = bio_open_owner(outfile, outformat, private);
+    if (out == NULL)
+        goto end;
+
+    if (text) {
+        assert(pubin || private);
+        if (!RSA_print(out, rsa, 0)) {
+            perror(outfile);
+            ERR_print_errors(bio_err);
+            goto end;
+        }
+    }
+
+    if (modulus) {
+        const BIGNUM *n;
+        RSA_get0_key(rsa, &n, NULL, NULL);
+        BIO_printf(out, "Modulus=");
+        BN_print(out, n);
+        BIO_printf(out, "\n");
+    }
+
+    if (check) {
+        int r = RSA_check_key_ex(rsa, NULL);
+
+        if (r == 1) {
+            BIO_printf(out, "RSA key ok\n");
+        } else if (r == 0) {
+            unsigned long err;
+
+            while ((err = ERR_peek_error()) != 0 &&
+                   ERR_GET_LIB(err) == ERR_LIB_RSA &&
+                   ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY_EX &&
+                   ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
+                BIO_printf(out, "RSA key error: %s\n",
+                           ERR_reason_error_string(err));
+                ERR_get_error(); /* remove err from error stack */
+            }
+        } else if (r == -1) {
+            ERR_print_errors(bio_err);
+            goto end;
+        }
+    }
+
+    if (noout) {
+        ret = 0;
+        goto end;
+    }
+    BIO_printf(bio_err, "writing RSA key\n");
+    if (outformat == FORMAT_ASN1) {
+        if (pubout || pubin) {
+            if (pubout == 2)
+                i = i2d_RSAPublicKey_bio(out, rsa);
+            else
+                i = i2d_RSA_PUBKEY_bio(out, rsa);
+        } else {
+            assert(private);
+            i = i2d_RSAPrivateKey_bio(out, rsa);
+        }
+    } else if (outformat == FORMAT_PEM) {
+        if (pubout || pubin) {
+            if (pubout == 2)
+                i = PEM_write_bio_RSAPublicKey(out, rsa);
+            else
+                i = PEM_write_bio_RSA_PUBKEY(out, rsa);
+        } else {
+            assert(private);
+            i = PEM_write_bio_RSAPrivateKey(out, rsa,
+                                            enc, NULL, 0, NULL, passout);
+        }
+#ifndef OPENSSL_NO_DSA
+    } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
+        EVP_PKEY *pk;
+        pk = EVP_PKEY_new();
+        if (pk == NULL)
+            goto end;
+
+        EVP_PKEY_set1_RSA(pk, rsa);
+        if (outformat == FORMAT_PVK) {
+            if (pubin) {
+                BIO_printf(bio_err, "PVK form impossible with public key input\n");
+                EVP_PKEY_free(pk);
+                goto end;
+            }
+            assert(private);
+# ifdef OPENSSL_NO_RC4
+            BIO_printf(bio_err, "PVK format not supported\n");
+            EVP_PKEY_free(pk);
+            goto end;
+# else
+            i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
+# endif
+        } else if (pubin || pubout) {
+            i = i2b_PublicKey_bio(out, pk);
+        } else {
+            assert(private);
+            i = i2b_PrivateKey_bio(out, pk);
+        }
+        EVP_PKEY_free(pk);
+#endif
+    } else {
+        BIO_printf(bio_err, "bad output format specified for outfile\n");
+        goto end;
+    }
+    if (i <= 0) {
+        BIO_printf(bio_err, "unable to write key\n");
+        ERR_print_errors(bio_err);
+    } else {
+        ret = 0;
+    }
+ end:
+    release_engine(e);
+    BIO_free_all(out);
+    RSA_free(rsa);
+    OPENSSL_free(passin);
+    OPENSSL_free(passout);
+    return ret;
+}