/*
- * Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (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 <string.h>
#include "apps.h"
#include "progs.h"
+#include "ec_common.h"
#include <openssl/pem.h>
#include <openssl/err.h>
#include <openssl/evp.h>
+#include <openssl/core_names.h>
typedef enum OPTION_choice {
- OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_COMMON,
OPT_INFORM, OPT_OUTFORM, OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE,
OPT_IN, OPT_OUT, OPT_PUBIN, OPT_PUBOUT, OPT_TEXT_PUB,
- OPT_TEXT, OPT_NOOUT, OPT_MD, OPT_TRADITIONAL, OPT_CHECK, OPT_PUB_CHECK
+ OPT_TEXT, OPT_NOOUT, OPT_CIPHER, OPT_TRADITIONAL, OPT_CHECK, OPT_PUB_CHECK,
+ OPT_EC_PARAM_ENC, OPT_EC_CONV_FORM,
+ OPT_PROV_ENUM
} OPTION_CHOICE;
const OPTIONS pkey_options[] = {
+ OPT_SECTION("General"),
{"help", OPT_HELP, '-', "Display this summary"},
- {"inform", OPT_INFORM, 'f', "Input format (DER or PEM)"},
- {"outform", OPT_OUTFORM, 'F', "Output format (DER or PEM)"},
- {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
- {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
- {"in", OPT_IN, 's', "Input key"},
- {"out", OPT_OUT, '>', "Output file"},
- {"pubin", OPT_PUBIN, '-',
- "Read public key from input (default is private key)"},
- {"pubout", OPT_PUBOUT, '-', "Output public key, not private"},
- {"text_pub", OPT_TEXT_PUB, '-', "Only output public key components"},
- {"text", OPT_TEXT, '-', "Output in plaintext as well"},
- {"noout", OPT_NOOUT, '-', "Don't output the key"},
- {"", OPT_MD, '-', "Any supported cipher"},
- {"traditional", OPT_TRADITIONAL, '-',
- "Use traditional format for private keys"},
#ifndef OPENSSL_NO_ENGINE
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
#endif
+ OPT_PROV_OPTIONS,
+
{"check", OPT_CHECK, '-', "Check key consistency"},
{"pubcheck", OPT_PUB_CHECK, '-', "Check public key consistency"},
+
+ OPT_SECTION("Input"),
+ {"in", OPT_IN, 's', "Input key"},
+ {"inform", OPT_INFORM, 'f',
+ "Key input format (ENGINE, other values ignored)"},
+ {"passin", OPT_PASSIN, 's', "Key input pass phrase source"},
+ {"pubin", OPT_PUBIN, '-',
+ "Read only public components from key input"},
+
+ OPT_SECTION("Output"),
+ {"out", OPT_OUT, '>', "Output file for encoded and/or text output"},
+ {"outform", OPT_OUTFORM, 'F', "Output encoding format (DER or PEM)"},
+ {"", OPT_CIPHER, '-', "Any supported cipher to be used for encryption"},
+ {"passout", OPT_PASSOUT, 's', "Output PEM file pass phrase source"},
+ {"traditional", OPT_TRADITIONAL, '-',
+ "Use traditional format for private key PEM output"},
+ {"pubout", OPT_PUBOUT, '-', "Restrict encoded output to public components"},
+ {"noout", OPT_NOOUT, '-', "Do not output the key in encoded form"},
+ {"text", OPT_TEXT, '-', "Output key components in plaintext"},
+ {"text_pub", OPT_TEXT_PUB, '-',
+ "Output only public key components in text form"},
+ {"ec_conv_form", OPT_EC_CONV_FORM, 's',
+ "Specifies the EC point conversion form in the encoding"},
+ {"ec_param_enc", OPT_EC_PARAM_ENC, 's',
+ "Specifies the way the EC parameters are encoded"},
+
{NULL}
};
int pkey_main(int argc, char **argv)
{
- BIO *in = NULL, *out = NULL;
+ BIO *out = NULL;
ENGINE *e = NULL;
EVP_PKEY *pkey = NULL;
- const EVP_CIPHER *cipher = NULL;
+ EVP_PKEY_CTX *ctx = NULL;
+ EVP_CIPHER *cipher = NULL;
char *infile = NULL, *outfile = NULL, *passin = NULL, *passout = NULL;
- char *passinarg = NULL, *passoutarg = NULL, *prog;
+ char *passinarg = NULL, *passoutarg = NULL, *ciphername = NULL, *prog;
OPTION_CHOICE o;
- int informat = FORMAT_PEM, outformat = FORMAT_PEM;
- int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0, ret = 1;
+ int informat = FORMAT_UNDEF, outformat = FORMAT_PEM;
+ int pubin = 0, pubout = 0, text_pub = 0, text = 0, noout = 0, ret = 1;
int private = 0, traditional = 0, check = 0, pub_check = 0;
+#ifndef OPENSSL_NO_EC
+ char *asn1_encoding = NULL;
+ char *point_format = NULL;
+#endif
prog = opt_init(argc, argv, pkey_options);
while ((o = opt_next()) != OPT_EOF) {
outfile = opt_arg();
break;
case OPT_PUBIN:
- pubin = pubout = pubtext = 1;
+ pubin = pubout = 1;
break;
case OPT_PUBOUT:
pubout = 1;
break;
case OPT_TEXT_PUB:
- pubtext = text = 1;
+ text_pub = 1;
break;
case OPT_TEXT:
text = 1;
case OPT_PUB_CHECK:
pub_check = 1;
break;
- case OPT_MD:
- if (!opt_cipher(opt_unknown(), &cipher))
+ case OPT_CIPHER:
+ ciphername = opt_unknown();
+ break;
+ case OPT_EC_CONV_FORM:
+#ifdef OPENSSL_NO_EC
+ goto opthelp;
+#else
+ point_format = opt_arg();
+ if (!opt_string(point_format, point_format_options))
+ goto opthelp;
+ break;
+#endif
+ case OPT_EC_PARAM_ENC:
+#ifdef OPENSSL_NO_EC
+ goto opthelp;
+#else
+ asn1_encoding = opt_arg();
+ if (!opt_string(asn1_encoding, asn1_encoding_options))
goto opthelp;
+ break;
+#endif
+ case OPT_PROV_CASES:
+ if (!opt_provider(o))
+ goto end;
+ break;
}
}
+
+ /* No extra arguments. */
argc = opt_num_rest();
if (argc != 0)
goto opthelp;
- private = !noout && !pubout ? 1 : 0;
- if (text && !pubtext)
- private = 1;
+ if (text && text_pub)
+ BIO_printf(bio_err,
+ "Warning: The -text option is ignored with -text_pub\n");
+ if (traditional && (noout || outformat != FORMAT_PEM))
+ BIO_printf(bio_err,
+ "Warning: The -traditional is ignored since there is no PEM output\n");
+
+ /* -pubout and -text is the same as -text_pub */
+ if (!text_pub && pubout && text) {
+ text = 0;
+ text_pub = 1;
+ }
+
+ private = (!noout && !pubout) || (text && !text_pub);
+ if (ciphername != NULL) {
+ if (!opt_cipher(ciphername, &cipher))
+ goto opthelp;
+ }
+ if (cipher == NULL) {
+ if (passoutarg != NULL)
+ BIO_printf(bio_err,
+ "Warning: The -passout option is ignored without a cipher option\n");
+ } else {
+ if (noout || outformat != FORMAT_PEM) {
+ BIO_printf(bio_err,
+ "Error: Cipher options are supported only for PEM output\n");
+ goto end;
+ }
+ }
if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
if (pkey == NULL)
goto end;
+#ifndef OPENSSL_NO_EC
+ if (asn1_encoding != NULL || point_format != NULL) {
+ OSSL_PARAM params[3], *p = params;
+
+ if (!EVP_PKEY_is_a(pkey, "EC"))
+ goto end;
+
+ if (asn1_encoding != NULL)
+ *p++ = OSSL_PARAM_construct_utf8_string(OSSL_PKEY_PARAM_EC_ENCODING,
+ asn1_encoding, 0);
+ if (point_format != NULL)
+ *p++ = OSSL_PARAM_construct_utf8_string(
+ OSSL_PKEY_PARAM_EC_POINT_CONVERSION_FORMAT,
+ point_format, 0);
+ *p = OSSL_PARAM_construct_end();
+ if (EVP_PKEY_set_params(pkey, params) <= 0)
+ goto end;
+ }
+#endif
+
if (check || pub_check) {
int r;
- EVP_PKEY_CTX *ctx;
ctx = EVP_PKEY_CTX_new(pkey, e);
if (ctx == NULL) {
* Note: at least for RSA keys if this function returns
* -1, there will be no error reasons.
*/
- unsigned long err;
-
- BIO_printf(out, "Key is invalid\n");
-
- while ((err = ERR_peek_error()) != 0) {
- BIO_printf(out, "Detailed error: %s\n",
- ERR_reason_error_string(err));
- ERR_get_error(); /* remove err from error stack */
- }
+ BIO_printf(bio_err, "Key is invalid\n");
+ ERR_print_errors(bio_err);
+ goto end;
}
- EVP_PKEY_CTX_free(ctx);
}
if (!noout) {
if (outformat == FORMAT_PEM) {
if (pubout) {
- PEM_write_bio_PUBKEY(out, pkey);
+ if (!PEM_write_bio_PUBKEY(out, pkey))
+ goto end;
} else {
assert(private);
- if (traditional)
- PEM_write_bio_PrivateKey_traditional(out, pkey, cipher,
- NULL, 0, NULL,
- passout);
- else
- PEM_write_bio_PrivateKey(out, pkey, cipher,
- NULL, 0, NULL, passout);
+ if (traditional) {
+ if (!PEM_write_bio_PrivateKey_traditional(out, pkey, cipher,
+ NULL, 0, NULL,
+ passout))
+ goto end;
+ } else {
+ if (!PEM_write_bio_PrivateKey(out, pkey, cipher,
+ NULL, 0, NULL, passout))
+ goto end;
+ }
}
} else if (outformat == FORMAT_ASN1) {
+ if (text || text_pub) {
+ BIO_printf(bio_err,
+ "Error: Text output cannot be combined with DER output\n");
+ goto end;
+ }
if (pubout) {
- i2d_PUBKEY_bio(out, pkey);
+ if (!i2d_PUBKEY_bio(out, pkey))
+ goto end;
} else {
assert(private);
- i2d_PrivateKey_bio(out, pkey);
+ if (!i2d_PrivateKey_bio(out, pkey))
+ goto end;
}
} else {
BIO_printf(bio_err, "Bad format specified for key\n");
}
}
- if (text) {
- if (pubtext) {
- EVP_PKEY_print_public(out, pkey, 0, NULL);
- } else {
- assert(private);
- EVP_PKEY_print_private(out, pkey, 0, NULL);
- }
+ if (text_pub) {
+ if (EVP_PKEY_print_public(out, pkey, 0, NULL) <= 0)
+ goto end;
+ } else if (text) {
+ assert(private);
+ if (EVP_PKEY_print_private(out, pkey, 0, NULL) <= 0)
+ goto end;
}
ret = 0;
end:
if (ret != 0)
ERR_print_errors(bio_err);
+ EVP_PKEY_CTX_free(ctx);
EVP_PKEY_free(pkey);
+ EVP_CIPHER_free(cipher);
release_engine(e);
BIO_free_all(out);
- BIO_free(in);
OPENSSL_free(passin);
OPENSSL_free(passout);