aac96e2797
Deprecate all xxx_F_ defines. Removed some places that tested for a specific function. Use empty field for the function names in output. Update documentation. Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/9058)
315 lines
9.3 KiB
C
315 lines
9.3 KiB
C
/*
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* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/opensslconf.h>
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#ifdef OPENSSL_NO_RSA
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NON_EMPTY_TRANSLATION_UNIT
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#else
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# include <stdio.h>
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# include <stdlib.h>
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# include <string.h>
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# include <time.h>
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# include "apps.h"
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# include "progs.h"
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# include <openssl/bio.h>
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# include <openssl/err.h>
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# include <openssl/rsa.h>
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# include <openssl/evp.h>
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# include <openssl/x509.h>
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# include <openssl/pem.h>
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# include <openssl/bn.h>
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typedef enum OPTION_choice {
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OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
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OPT_INFORM, OPT_OUTFORM, OPT_ENGINE, OPT_IN, OPT_OUT,
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OPT_PUBIN, OPT_PUBOUT, OPT_PASSOUT, OPT_PASSIN,
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OPT_RSAPUBKEY_IN, OPT_RSAPUBKEY_OUT,
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/* Do not change the order here; see case statements below */
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OPT_PVK_NONE, OPT_PVK_WEAK, OPT_PVK_STRONG,
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OPT_NOOUT, OPT_TEXT, OPT_MODULUS, OPT_CHECK, OPT_CIPHER
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} OPTION_CHOICE;
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const OPTIONS rsa_options[] = {
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{"help", OPT_HELP, '-', "Display this summary"},
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{"inform", OPT_INFORM, 'f', "Input format, one of DER PEM"},
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{"outform", OPT_OUTFORM, 'f', "Output format, one of DER PEM PVK"},
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{"in", OPT_IN, 's', "Input file"},
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{"out", OPT_OUT, '>', "Output file"},
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{"pubin", OPT_PUBIN, '-', "Expect a public key in input file"},
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{"pubout", OPT_PUBOUT, '-', "Output a public key"},
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{"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
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{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
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{"RSAPublicKey_in", OPT_RSAPUBKEY_IN, '-', "Input is an RSAPublicKey"},
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{"RSAPublicKey_out", OPT_RSAPUBKEY_OUT, '-', "Output is an RSAPublicKey"},
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{"noout", OPT_NOOUT, '-', "Don't print key out"},
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{"text", OPT_TEXT, '-', "Print the key in text"},
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{"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
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{"check", OPT_CHECK, '-', "Verify key consistency"},
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{"", OPT_CIPHER, '-', "Any supported cipher"},
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# if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
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{"pvk-strong", OPT_PVK_STRONG, '-', "Enable 'Strong' PVK encoding level (default)"},
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{"pvk-weak", OPT_PVK_WEAK, '-', "Enable 'Weak' PVK encoding level"},
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{"pvk-none", OPT_PVK_NONE, '-', "Don't enforce PVK encoding"},
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# endif
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# ifndef OPENSSL_NO_ENGINE
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{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
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# endif
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{NULL}
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};
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int rsa_main(int argc, char **argv)
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{
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ENGINE *e = NULL;
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BIO *out = NULL;
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RSA *rsa = NULL;
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const EVP_CIPHER *enc = NULL;
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char *infile = NULL, *outfile = NULL, *prog;
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char *passin = NULL, *passout = NULL, *passinarg = NULL, *passoutarg = NULL;
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int i, private = 0;
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int informat = FORMAT_PEM, outformat = FORMAT_PEM, text = 0, check = 0;
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int noout = 0, modulus = 0, pubin = 0, pubout = 0, ret = 1;
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# if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
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int pvk_encr = 2;
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# endif
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OPTION_CHOICE o;
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prog = opt_init(argc, argv, rsa_options);
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while ((o = opt_next()) != OPT_EOF) {
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switch (o) {
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case OPT_EOF:
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case OPT_ERR:
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opthelp:
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BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
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goto end;
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case OPT_HELP:
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opt_help(rsa_options);
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ret = 0;
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goto end;
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case OPT_INFORM:
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if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
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goto opthelp;
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break;
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case OPT_IN:
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infile = opt_arg();
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break;
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case OPT_OUTFORM:
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if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
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goto opthelp;
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break;
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case OPT_OUT:
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outfile = opt_arg();
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break;
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case OPT_PASSIN:
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passinarg = opt_arg();
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break;
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case OPT_PASSOUT:
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passoutarg = opt_arg();
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break;
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case OPT_ENGINE:
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e = setup_engine(opt_arg(), 0);
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break;
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case OPT_PUBIN:
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pubin = 1;
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break;
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case OPT_PUBOUT:
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pubout = 1;
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break;
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case OPT_RSAPUBKEY_IN:
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pubin = 2;
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break;
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case OPT_RSAPUBKEY_OUT:
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pubout = 2;
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break;
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case OPT_PVK_STRONG: /* pvk_encr:= 2 */
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case OPT_PVK_WEAK: /* pvk_encr:= 1 */
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case OPT_PVK_NONE: /* pvk_encr:= 0 */
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# if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
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pvk_encr = (o - OPT_PVK_NONE);
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# endif
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break;
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case OPT_NOOUT:
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noout = 1;
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break;
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case OPT_TEXT:
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text = 1;
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break;
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case OPT_MODULUS:
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modulus = 1;
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break;
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case OPT_CHECK:
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check = 1;
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break;
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case OPT_CIPHER:
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if (!opt_cipher(opt_unknown(), &enc))
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goto opthelp;
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break;
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}
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}
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argc = opt_num_rest();
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if (argc != 0)
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goto opthelp;
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private = (text && !pubin) || (!pubout && !noout) ? 1 : 0;
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if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
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BIO_printf(bio_err, "Error getting passwords\n");
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goto end;
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}
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if (check && pubin) {
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BIO_printf(bio_err, "Only private keys can be checked\n");
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goto end;
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}
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{
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EVP_PKEY *pkey;
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if (pubin) {
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int tmpformat = -1;
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if (pubin == 2) {
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if (informat == FORMAT_PEM)
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tmpformat = FORMAT_PEMRSA;
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else if (informat == FORMAT_ASN1)
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tmpformat = FORMAT_ASN1RSA;
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} else {
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tmpformat = informat;
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}
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pkey = load_pubkey(infile, tmpformat, 1, passin, e, "Public Key");
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} else {
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pkey = load_key(infile, informat, 1, passin, e, "Private Key");
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}
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if (pkey != NULL)
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rsa = EVP_PKEY_get1_RSA(pkey);
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EVP_PKEY_free(pkey);
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}
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if (rsa == NULL) {
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ERR_print_errors(bio_err);
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goto end;
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}
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out = bio_open_owner(outfile, outformat, private);
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if (out == NULL)
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goto end;
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if (text) {
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assert(pubin || private);
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if (!RSA_print(out, rsa, 0)) {
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perror(outfile);
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ERR_print_errors(bio_err);
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goto end;
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}
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}
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if (modulus) {
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const BIGNUM *n;
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RSA_get0_key(rsa, &n, NULL, NULL);
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BIO_printf(out, "Modulus=");
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BN_print(out, n);
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BIO_printf(out, "\n");
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}
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if (check) {
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int r = RSA_check_key_ex(rsa, NULL);
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if (r == 1) {
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BIO_printf(out, "RSA key ok\n");
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} else if (r == 0) {
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unsigned long err;
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while ((err = ERR_peek_error()) != 0 &&
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ERR_GET_LIB(err) == ERR_LIB_RSA &&
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ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
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BIO_printf(out, "RSA key error: %s\n",
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ERR_reason_error_string(err));
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ERR_get_error(); /* remove err from error stack */
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}
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} else if (r == -1) {
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ERR_print_errors(bio_err);
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goto end;
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}
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}
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if (noout) {
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ret = 0;
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goto end;
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}
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BIO_printf(bio_err, "writing RSA key\n");
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if (outformat == FORMAT_ASN1) {
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if (pubout || pubin) {
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if (pubout == 2)
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i = i2d_RSAPublicKey_bio(out, rsa);
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else
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i = i2d_RSA_PUBKEY_bio(out, rsa);
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} else {
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assert(private);
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i = i2d_RSAPrivateKey_bio(out, rsa);
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}
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} else if (outformat == FORMAT_PEM) {
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if (pubout || pubin) {
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if (pubout == 2)
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i = PEM_write_bio_RSAPublicKey(out, rsa);
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else
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i = PEM_write_bio_RSA_PUBKEY(out, rsa);
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} else {
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assert(private);
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i = PEM_write_bio_RSAPrivateKey(out, rsa,
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enc, NULL, 0, NULL, passout);
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}
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# ifndef OPENSSL_NO_DSA
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} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
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EVP_PKEY *pk;
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pk = EVP_PKEY_new();
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if (pk == NULL)
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goto end;
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EVP_PKEY_set1_RSA(pk, rsa);
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if (outformat == FORMAT_PVK) {
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if (pubin) {
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BIO_printf(bio_err, "PVK form impossible with public key input\n");
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EVP_PKEY_free(pk);
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goto end;
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}
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assert(private);
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# ifdef OPENSSL_NO_RC4
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BIO_printf(bio_err, "PVK format not supported\n");
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EVP_PKEY_free(pk);
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goto end;
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# else
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i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
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# endif
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} else if (pubin || pubout) {
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i = i2b_PublicKey_bio(out, pk);
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} else {
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assert(private);
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i = i2b_PrivateKey_bio(out, pk);
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}
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EVP_PKEY_free(pk);
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# endif
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} else {
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BIO_printf(bio_err, "bad output format specified for outfile\n");
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goto end;
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}
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if (i <= 0) {
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BIO_printf(bio_err, "unable to write key\n");
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ERR_print_errors(bio_err);
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} else {
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ret = 0;
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}
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end:
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release_engine(e);
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BIO_free_all(out);
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RSA_free(rsa);
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OPENSSL_free(passin);
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OPENSSL_free(passout);
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return ret;
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}
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#endif
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