/*
* Copyright 1995-2018 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 <stdlib.h>
#include <time.h>
#include <string.h>
+#include <ctype.h>
#include "apps.h"
#include "progs.h"
#include <openssl/bio.h>
#include <openssl/objects.h>
#include <openssl/pem.h>
#include <openssl/bn.h>
+#include <openssl/lhash.h>
#ifndef OPENSSL_NO_RSA
# include <openssl/rsa.h>
#endif
OPT_VERIFY, OPT_NODES, OPT_NOOUT, OPT_VERBOSE, OPT_UTF8,
OPT_NAMEOPT, OPT_REQOPT, OPT_SUBJ, OPT_SUBJECT, OPT_TEXT, OPT_X509,
OPT_MULTIVALUE_RDN, OPT_DAYS, OPT_SET_SERIAL, OPT_ADDEXT, OPT_EXTENSIONS,
- OPT_REQEXTS, OPT_PRECERT, OPT_MD,
+ OPT_REQEXTS, OPT_PRECERT, OPT_MD, OPT_SM2ID, OPT_SM2HEXID,
OPT_R_ENUM
} OPTION_CHOICE;
const OPTIONS req_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"},
+#ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+ {"keygen_engine", OPT_KEYGEN_ENGINE, 's',
+ "Specify engine to be used for key generation operations"},
{"in", OPT_IN, '<', "Input file"},
- {"out", OPT_OUT, '>', "Output file"},
- {"key", OPT_KEY, 's', "Private key to use"},
- {"keyform", OPT_KEYFORM, 'f', "Key file format"},
- {"pubkey", OPT_PUBKEY, '-', "Output public key"},
+ {"inform", OPT_INFORM, 'F', "Input format - DER or PEM"},
+ {"verify", OPT_VERIFY, '-', "Verify signature on REQ"},
+#endif
+
+ OPT_SECTION("Certificate"),
{"new", OPT_NEW, '-', "New request"},
{"config", OPT_CONFIG, '<', "Request template file"},
- {"keyout", OPT_KEYOUT, '>', "File to send the key to"},
- {"passin", OPT_PASSIN, 's', "Private key password source"},
- {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
- OPT_R_OPTIONS,
- {"newkey", OPT_NEWKEY, 's', "Specify as type:bits"},
- {"pkeyopt", OPT_PKEYOPT, 's', "Public key options as opt:value"},
- {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
- {"batch", OPT_BATCH, '-',
- "Do not ask anything during request generation"},
- {"newhdr", OPT_NEWHDR, '-', "Output \"NEW\" in the header lines"},
- {"modulus", OPT_MODULUS, '-', "RSA modulus"},
- {"verify", OPT_VERIFY, '-', "Verify signature on REQ"},
- {"nodes", OPT_NODES, '-', "Don't encrypt the output key"},
- {"noout", OPT_NOOUT, '-', "Do not output REQ"},
- {"verbose", OPT_VERBOSE, '-', "Verbose output"},
{"utf8", OPT_UTF8, '-', "Input characters are UTF8 (default ASCII)"},
{"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
{"reqopt", OPT_REQOPT, 's', "Various request text options"},
{"text", OPT_TEXT, '-', "Text form of request"},
{"x509", OPT_X509, '-',
- "Output a x509 structure instead of a cert request"},
+ "Output an x509 structure instead of a cert request"},
{OPT_MORE_STR, 1, 1, "(Required by some CA's)"},
{"subj", OPT_SUBJ, 's', "Set or modify request subject"},
{"subject", OPT_SUBJECT, '-', "Output the request's subject"},
{"reqexts", OPT_REQEXTS, 's',
"Request extension section (override value in config file)"},
{"precert", OPT_PRECERT, '-', "Add a poison extension (implies -new)"},
+
+ OPT_SECTION("Keys and Signing"),
+ {"key", OPT_KEY, 's', "Private key to use"},
+ {"keyform", OPT_KEYFORM, 'f', "Key file format"},
+ {"pubkey", OPT_PUBKEY, '-', "Output public key"},
+ {"keyout", OPT_KEYOUT, '>', "File to send the key to"},
+ {"passin", OPT_PASSIN, 's', "Private key password source"},
+ {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
+ {"newkey", OPT_NEWKEY, 's', "Specify as type:bits"},
+ {"pkeyopt", OPT_PKEYOPT, 's', "Public key options as opt:value"},
+ {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
{"", OPT_MD, '-', "Any supported digest"},
-#ifndef OPENSSL_NO_ENGINE
- {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
- {"keygen_engine", OPT_KEYGEN_ENGINE, 's',
- "Specify engine to be used for key generation operations"},
+#ifndef OPENSSL_NO_SM2
+ {"sm2-id", OPT_SM2ID, 's',
+ "Specify an ID string to verify an SM2 certificate request"},
+ {"sm2-hex-id", OPT_SM2HEXID, 's',
+ "Specify a hex ID string to verify an SM2 certificate request"},
#endif
+
+ OPT_SECTION("Output"),
+ {"out", OPT_OUT, '>', "Output file"},
+ {"outform", OPT_OUTFORM, 'F', "Output format - DER or PEM"},
+ {"batch", OPT_BATCH, '-',
+ "Do not ask anything during request generation"},
+ {"verbose", OPT_VERBOSE, '-', "Verbose output"},
+ {"nodes", OPT_NODES, '-', "Don't encrypt the output key"},
+ {"noout", OPT_NOOUT, '-', "Do not output REQ"},
+ {"newhdr", OPT_NEWHDR, '-', "Output \"NEW\" in the header lines"},
+ {"modulus", OPT_MODULUS, '-', "RSA modulus"},
+
+ OPT_R_OPTIONS,
{NULL}
};
+
+/*
+ * An LHASH of strings, where each string is an extension name.
+ */
+static unsigned long ext_name_hash(const OPENSSL_STRING *a)
+{
+ return OPENSSL_LH_strhash((const char *)a);
+}
+
+static int ext_name_cmp(const OPENSSL_STRING *a, const OPENSSL_STRING *b)
+{
+ return strcmp((const char *)a, (const char *)b);
+}
+
+static void exts_cleanup(OPENSSL_STRING *x)
+{
+ OPENSSL_free((char *)x);
+}
+
+/*
+ * Is the |kv| key already duplicated? This is remarkably tricky to get
+ * right. Return 0 if unique, -1 on runtime error; 1 if found or a syntax
+ * error.
+ */
+static int duplicated(LHASH_OF(OPENSSL_STRING) *addexts, char *kv)
+{
+ char *p;
+ size_t off;
+
+ /* Check syntax. */
+ /* Skip leading whitespace, make a copy. */
+ while (*kv && isspace(*kv))
+ if (*++kv == '\0')
+ return 1;
+ if ((p = strchr(kv, '=')) == NULL)
+ return 1;
+ off = p - kv;
+ if ((kv = OPENSSL_strdup(kv)) == NULL)
+ return -1;
+
+ /* Skip trailing space before the equal sign. */
+ for (p = kv + off; p > kv; --p)
+ if (!isspace(p[-1]))
+ break;
+ if (p == kv) {
+ OPENSSL_free(kv);
+ return 1;
+ }
+ *p = '\0';
+
+ /* Finally have a clean "key"; see if it's there [by attempt to add it]. */
+ if ((p = (char *)lh_OPENSSL_STRING_insert(addexts, (OPENSSL_STRING*)kv))
+ != NULL || lh_OPENSSL_STRING_error(addexts)) {
+ OPENSSL_free(p != NULL ? p : kv);
+ return -1;
+ }
+
+ return 0;
+}
+
int req_main(int argc, char **argv)
{
ASN1_INTEGER *serial = NULL;
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *genctx = NULL;
STACK_OF(OPENSSL_STRING) *pkeyopts = NULL, *sigopts = NULL;
+ LHASH_OF(OPENSSL_STRING) *addexts = NULL;
X509 *x509ss = NULL;
X509_REQ *req = NULL;
const EVP_CIPHER *cipher = NULL;
int nodes = 0, newhdr = 0, subject = 0, pubkey = 0, precert = 0;
long newkey = -1;
unsigned long chtype = MBSTRING_ASC, reqflag = 0;
+ unsigned char *sm2_id = NULL;
+ size_t sm2_idlen = 0;
+ int sm2_free = 0;
#ifndef OPENSSL_NO_DES
cipher = EVP_des_ede3_cbc();
newreq = 1;
break;
case OPT_PKEYOPT:
- if (!pkeyopts)
+ if (pkeyopts == NULL)
pkeyopts = sk_OPENSSL_STRING_new_null();
- if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, opt_arg()))
+ if (pkeyopts == NULL
+ || !sk_OPENSSL_STRING_push(pkeyopts, opt_arg()))
goto opthelp;
break;
case OPT_SIGOPT:
multirdn = 1;
break;
case OPT_ADDEXT:
- if (addext_bio == NULL) {
+ p = opt_arg();
+ if (addexts == NULL) {
+ addexts = lh_OPENSSL_STRING_new(ext_name_hash, ext_name_cmp);
addext_bio = BIO_new(BIO_s_mem());
+ if (addexts == NULL || addext_bio == NULL)
+ goto end;
}
- if (addext_bio == NULL
- || BIO_printf(addext_bio, "%s\n", opt_arg()) < 0)
+ i = duplicated(addexts, p);
+ if (i == 1)
+ goto opthelp;
+ if (i < 0 || BIO_printf(addext_bio, "%s\n", opt_arg()) < 0)
goto end;
break;
case OPT_EXTENSIONS:
goto opthelp;
digest = md_alg;
break;
+ case OPT_SM2ID:
+ if (sm2_id != NULL) {
+ BIO_printf(bio_err,
+ "Use one of the options 'sm2-hex-id' or 'sm2-id'\n");
+ goto end;
+ }
+ sm2_id = (unsigned char *)opt_arg();
+ sm2_idlen = strlen((const char *)sm2_id);
+ break;
+ case OPT_SM2HEXID:
+ if (sm2_id != NULL) {
+ BIO_printf(bio_err,
+ "Use one of the options 'sm2-hex-id' or 'sm2-id'\n");
+ goto end;
+ }
+ /* try to parse the input as hex string first */
+ sm2_free = 1;
+ sm2_id = OPENSSL_hexstr2buf(opt_arg(), (long *)&sm2_idlen);
+ if (sm2_id == NULL) {
+ BIO_printf(bio_err, "Invalid hex string input\n");
+ goto end;
+ }
+ break;
}
}
argc = opt_num_rest();
goto end;
}
+ if (pkey_type == EVP_PKEY_RSA && newkey > 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 %ld! Larger key size may behave not as expected.\n",
+ OPENSSL_RSA_MAX_MODULUS_BITS, newkey);
+
+#ifndef OPENSSL_NO_DSA
+ if (pkey_type == EVP_PKEY_DSA && newkey > OPENSSL_DSA_MAX_MODULUS_BITS)
+ BIO_printf(bio_err,
+ "Warning: It is not recommended to use more than %d bit for DSA keys.\n"
+ " Your key size is %ld! Larger key size may behave not as expected.\n",
+ OPENSSL_DSA_MAX_MODULUS_BITS, newkey);
+#endif
+
if (genctx == NULL) {
genctx = set_keygen_ctx(NULL, &pkey_type, &newkey,
&keyalgstr, gen_eng);
if (pkey_type == EVP_PKEY_EC) {
BIO_printf(bio_err, "Generating an EC private key\n");
} else {
- BIO_printf(bio_err, "Generating a %ld bit %s private key\n",
- newkey, keyalgstr);
+ BIO_printf(bio_err, "Generating a %s private key\n", keyalgstr);
}
EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
goto end;
}
+ if (sm2_id != NULL) {
+#ifndef OPENSSL_NO_SM2
+ ASN1_OCTET_STRING *v;
+
+ v = ASN1_OCTET_STRING_new();
+ if (v == NULL) {
+ BIO_printf(bio_err, "error: SM2 ID allocation failed\n");
+ goto end;
+ }
+
+ if (!ASN1_OCTET_STRING_set(v, sm2_id, sm2_idlen)) {
+ BIO_printf(bio_err, "error: setting SM2 ID failed\n");
+ ASN1_OCTET_STRING_free(v);
+ goto end;
+ }
+
+ X509_REQ_set0_sm2_id(req, v);
+#endif
+ }
+
i = X509_REQ_verify(req, tpubkey);
if (i < 0) {
if (text) {
if (x509)
- X509_print_ex(out, x509ss, get_nameopt(), reqflag);
+ ret = X509_print_ex(out, x509ss, get_nameopt(), reqflag);
else
- X509_REQ_print_ex(out, req, get_nameopt(), reqflag);
+ ret = X509_REQ_print_ex(out, req, get_nameopt(), reqflag);
+
+ if (ret == 0) {
+ if (x509)
+ BIO_printf(bio_err, "Error printing certificate\n");
+ else
+ BIO_printf(bio_err, "Error printing certificate request\n");
+
+ ERR_print_errors(bio_err);
+ goto end;
+ }
}
if (subject) {
}
ret = 0;
end:
+ if (sm2_free)
+ OPENSSL_free(sm2_id);
if (ret) {
ERR_print_errors(bio_err);
}
NCONF_free(req_conf);
+ NCONF_free(addext_conf);
BIO_free(addext_bio);
BIO_free(in);
BIO_free_all(out);
EVP_PKEY_CTX_free(genctx);
sk_OPENSSL_STRING_free(pkeyopts);
sk_OPENSSL_STRING_free(sigopts);
+ lh_OPENSSL_STRING_doall(addexts, exts_cleanup);
+ lh_OPENSSL_STRING_free(addexts);
#ifndef OPENSSL_NO_ENGINE
ENGINE_free(gen_eng);
#endif
return 1;
}
+#ifndef OPENSSL_NO_SM2
+static int ec_pkey_is_sm2(EVP_PKEY *pkey)
+{
+ EC_KEY *eckey = NULL;
+ const EC_GROUP *group = NULL;
+
+ if (EVP_PKEY_id(pkey) == EVP_PKEY_SM2)
+ return 1;
+ if (EVP_PKEY_id(pkey) == EVP_PKEY_EC
+ && (eckey = EVP_PKEY_get0_EC_KEY(pkey)) != NULL
+ && (group = EC_KEY_get0_group(eckey)) != NULL
+ && EC_GROUP_get_curve_name(group) == NID_sm2)
+ return 1;
+ return 0;
+}
+#endif
+
static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
{
EVP_PKEY_CTX *pkctx = NULL;
- int i;
+#ifndef OPENSSL_NO_SM2
+ EVP_PKEY_CTX *pctx = NULL;
+#endif
+ int i, def_nid, ret = 0;
if (ctx == NULL)
- return 0;
+ goto err;
+#ifndef OPENSSL_NO_SM2
+ if (ec_pkey_is_sm2(pkey)) {
+ /* initialize some SM2-specific code */
+ if (!EVP_PKEY_set_alias_type(pkey, EVP_PKEY_SM2)) {
+ BIO_printf(bio_err, "Internal error.\n");
+ goto err;
+ }
+ pctx = EVP_PKEY_CTX_new(pkey, NULL);
+ if (pctx == NULL) {
+ BIO_printf(bio_err, "memory allocation failure.\n");
+ goto err;
+ }
+ /* set SM2 ID from sig options before calling the real init routine */
+ for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
+ char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
+ if (pkey_ctrl_string(pctx, sigopt) <= 0) {
+ BIO_printf(bio_err, "parameter error \"%s\"\n", sigopt);
+ ERR_print_errors(bio_err);
+ goto err;
+ }
+ }
+ EVP_MD_CTX_set_pkey_ctx(ctx, pctx);
+ }
+#endif
+ /*
+ * EVP_PKEY_get_default_digest_nid() returns 2 if the digest is mandatory
+ * for this algorithm.
+ */
+ if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) == 2
+ && def_nid == NID_undef) {
+ /* The signing algorithm requires there to be no digest */
+ md = NULL;
+ }
if (!EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey))
- return 0;
+ goto err;
for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
if (pkey_ctrl_string(pkctx, sigopt) <= 0) {
BIO_printf(bio_err, "parameter error \"%s\"\n", sigopt);
ERR_print_errors(bio_err);
- return 0;
+ goto err;
}
}
- return 1;
+
+ ret = 1;
+ err:
+#ifndef OPENSSL_NO_SM2
+ if (!ret)
+ EVP_PKEY_CTX_free(pctx);
+#endif
+ return ret;
}
int do_X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
{
int rv;
EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+#ifndef OPENSSL_NO_SM2
+ EVP_PKEY_CTX *pctx = NULL;
+#endif
rv = do_sign_init(mctx, pkey, md, sigopts);
- if (rv > 0)
+ if (rv > 0) {
rv = X509_sign_ctx(x, mctx);
+#ifndef OPENSSL_NO_SM2
+ /*
+ * only in SM2 case we need to free the pctx explicitly
+ * if do_sign_init() fails, pctx is already freed in it
+ */
+ if (ec_pkey_is_sm2(pkey)) {
+ pctx = EVP_MD_CTX_pkey_ctx(mctx);
+ EVP_PKEY_CTX_free(pctx);
+ }
+#endif
+ }
EVP_MD_CTX_free(mctx);
return rv > 0 ? 1 : 0;
}
{
int rv;
EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+#ifndef OPENSSL_NO_SM2
+ EVP_PKEY_CTX *pctx = NULL;
+#endif
+
rv = do_sign_init(mctx, pkey, md, sigopts);
- if (rv > 0)
+ if (rv > 0) {
rv = X509_REQ_sign_ctx(x, mctx);
+#ifndef OPENSSL_NO_SM2
+ /*
+ * only in SM2 case we need to free the pctx explicitly
+ * if do_sign_init() fails, pctx is already freed in it
+ */
+ if (ec_pkey_is_sm2(pkey)) {
+ pctx = EVP_MD_CTX_pkey_ctx(mctx);
+ EVP_PKEY_CTX_free(pctx);
+ }
+#endif
+ }
EVP_MD_CTX_free(mctx);
return rv > 0 ? 1 : 0;
}
{
int rv;
EVP_MD_CTX *mctx = EVP_MD_CTX_new();
+#ifndef OPENSSL_NO_SM2
+ EVP_PKEY_CTX *pctx = NULL;
+#endif
+
rv = do_sign_init(mctx, pkey, md, sigopts);
- if (rv > 0)
+ if (rv > 0) {
rv = X509_CRL_sign_ctx(x, mctx);
+#ifndef OPENSSL_NO_SM2
+ /*
+ * only in SM2 case we need to free the pctx explicitly
+ * if do_sign_init() fails, no need to double free pctx
+ */
+ if (ec_pkey_is_sm2(pkey)) {
+ pctx = EVP_MD_CTX_pkey_ctx(mctx);
+ EVP_PKEY_CTX_free(pctx);
+ }
+#endif
+ }
EVP_MD_CTX_free(mctx);
return rv > 0 ? 1 : 0;
}
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