/*
- * Written by Peter Sylvester (peter.sylvester@edelweb.fr) for the EdelKey
- * project and contributed to the OpenSSL project 2004.
- */
-/* ====================================================================
- * Copyright (c) 2004 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
+ * Copyright 2004-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2004, EdelKey Project. All Rights Reserved.
*
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * 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
*
+ * Originally written by Christophe Renou and Peter Sylvester,
+ * for the EdelKey project.
*/
-#include <openssl/opensslconf.h>
-#ifndef OPENSSL_NO_SRP
-# include <stdio.h>
-# include <stdlib.h>
-# include <string.h>
-# include <openssl/conf.h>
-# include <openssl/bio.h>
-# include <openssl/err.h>
-# include <openssl/txt_db.h>
-# include <openssl/buffer.h>
-# include <openssl/srp.h>
+#include <openssl/opensslconf.h>
-# include "apps.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/conf.h>
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/txt_db.h>
+#include <openssl/buffer.h>
+#include <openssl/srp.h>
+#include "apps.h"
+#include "progs.h"
-# define BASE_SECTION "srp"
-# define CONFIG_FILE "openssl.cnf"
+#define BASE_SECTION "srp"
+#define CONFIG_FILE "openssl.cnf"
-# define ENV_RANDFILE "RANDFILE"
-# define ENV_DATABASE "srpvfile"
-# define ENV_DEFAULT_SRP "default_srp"
+#define ENV_DATABASE "srpvfile"
+#define ENV_DEFAULT_SRP "default_srp"
static int get_index(CA_DB *db, char *id, char type)
{
int i;
if (id == NULL)
return -1;
- if (type == DB_SRP_INDEX)
+ if (type == DB_SRP_INDEX) {
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_srptype][0] == DB_SRP_INDEX
- && !strcmp(id, pp[DB_srpid]))
+ && strcmp(id, pp[DB_srpid]) == 0)
return i;
- } else
+ }
+ } else {
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_srptype][0] != DB_SRP_INDEX
- && !strcmp(id, pp[DB_srpid]))
+ && strcmp(id, pp[DB_srpid]) == 0)
return i;
}
+ }
return -1;
}
int i;
irow = app_malloc(sizeof(*irow) * (DB_NUMBER + 1), "row pointers");
- for (i = 0; i < DB_NUMBER; i++) {
+ for (i = 0; i < DB_NUMBER; i++)
irow[i] = row[i];
- row[i] = NULL;
- }
irow[DB_NUMBER] = NULL;
if (!TXT_DB_insert(db->db, irow)) {
return 1;
}
-static void lookup_fail(const char *name, const char *tag)
+static char *lookup_conf(const CONF *conf, const char *section, const char *tag)
{
- BIO_printf(bio_err, "variable lookup failed for %s::%s\n", name, tag);
+ char *entry = NCONF_get_string(conf, section, tag);
+ if (entry == NULL)
+ BIO_printf(bio_err, "variable lookup failed for %s::%s\n", section, tag);
+ return entry;
}
static char *srp_verify_user(const char *user, const char *srp_verifier,
char *srp_usersalt, const char *g, const char *N,
const char *passin, int verbose)
{
- char password[1024];
+ char password[1025];
PW_CB_DATA cb_tmp;
char *verifier = NULL;
char *gNid = NULL;
+ int len;
cb_tmp.prompt_info = user;
cb_tmp.password = passin;
- if (password_callback(password, 1024, 0, &cb_tmp) > 0) {
+ len = password_callback(password, sizeof(password)-1, 0, &cb_tmp);
+ if (len > 0) {
+ password[len] = 0;
if (verbose)
BIO_printf(bio_err,
"Validating\n user=\"%s\"\n srp_verifier=\"%s\"\n srp_usersalt=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",
user, srp_verifier, srp_usersalt, g, N);
- BIO_printf(bio_err, "Pass %s\n", password);
+ if (verbose > 1)
+ BIO_printf(bio_err, "Pass %s\n", password);
OPENSSL_assert(srp_usersalt != NULL);
- if (!
- (gNid =
- SRP_create_verifier(user, password, &srp_usersalt, &verifier, N,
- g))) {
+ if ((gNid = SRP_create_verifier(user, password, &srp_usersalt,
+ &verifier, N, g)) == NULL) {
BIO_printf(bio_err, "Internal error validating SRP verifier\n");
} else {
if (strcmp(verifier, srp_verifier))
gNid = NULL;
OPENSSL_free(verifier);
}
+ OPENSSL_cleanse(password, len);
}
return gNid;
}
char **srp_usersalt, char *g, char *N,
char *passout, int verbose)
{
- char password[1024];
+ char password[1025];
PW_CB_DATA cb_tmp;
char *gNid = NULL;
char *salt = NULL;
+ int len;
cb_tmp.prompt_info = user;
cb_tmp.password = passout;
- if (password_callback(password, 1024, 1, &cb_tmp) > 0) {
+ len = password_callback(password, sizeof(password)-1, 1, &cb_tmp);
+ if (len > 0) {
+ password[len] = 0;
if (verbose)
BIO_printf(bio_err, "Creating\n user=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",
user, g, N);
- if (!
- (gNid =
- SRP_create_verifier(user, password, &salt, srp_verifier, N,
- g))) {
+ if ((gNid = SRP_create_verifier(user, password, &salt,
+ srp_verifier, N, g)) == NULL) {
BIO_printf(bio_err, "Internal error creating SRP verifier\n");
- } else
+ } else {
*srp_usersalt = salt;
+ }
+ OPENSSL_cleanse(password, len);
if (verbose > 1)
- BIO_printf(bio_err, "gNid=%s salt =\"%s\"\n verifier =\"%s\"\n", gNid,
- salt, *srp_verifier);
+ BIO_printf(bio_err, "gNid=%s salt =\"%s\"\n verifier =\"%s\"\n",
+ gNid, salt, *srp_verifier);
}
return gNid;
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
OPT_VERBOSE, OPT_CONFIG, OPT_NAME, OPT_SRPVFILE, OPT_ADD,
OPT_DELETE, OPT_MODIFY, OPT_LIST, OPT_GN, OPT_USERINFO,
- OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE
+ OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE, OPT_R_ENUM, OPT_PROV_ENUM
} OPTION_CHOICE;
-OPTIONS srp_options[] = {
+const OPTIONS srp_options[] = {
+ {OPT_HELP_STR, 1, '-', "Usage: %s [options] [user...]\n"},
+
+ OPT_SECTION("General"),
{"help", OPT_HELP, '-', "Display this summary"},
{"verbose", OPT_VERBOSE, '-', "Talk a lot while doing things"},
{"config", OPT_CONFIG, '<', "A config file"},
{"name", OPT_NAME, 's', "The particular srp definition to use"},
- {"srpvfile", OPT_SRPVFILE, '<', "The srp verifier file name"},
+#ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
+#endif
+
+ OPT_SECTION("Action"),
{"add", OPT_ADD, '-', "Add a user and srp verifier"},
- {"modify", OPT_MODIFY, '-',
- "Modify the srp verifier of an existing user"},
+ {"modify", OPT_MODIFY, '-', "Modify the srp verifier of an existing user"},
{"delete", OPT_DELETE, '-', "Delete user from verifier file"},
{"list", OPT_LIST, '-', "List users"},
+
+ OPT_SECTION("Configuration"),
+ {"srpvfile", OPT_SRPVFILE, '<', "The srp verifier file name"},
{"gn", OPT_GN, 's', "Set g and N values to be used for new verifier"},
{"userinfo", OPT_USERINFO, 's', "Additional info to be set for user"},
{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
{"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
-# ifndef OPENSSL_NO_ENGINE
- {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
-# endif
+
+ OPT_R_OPTIONS,
+ OPT_PROV_OPTIONS,
+
+ OPT_PARAMETERS(),
+ {"user", 0, 0, "Username(s) to process (optional)"},
{NULL}
};
int srp_main(int argc, char **argv)
{
+ ENGINE *e = NULL;
CA_DB *db = NULL;
- DB_ATTR db_attr;
CONF *conf = NULL;
- int gNindex = -1, maxgN = -1, ret = 1, errors = 0, verbose =
- 0, i, doupdatedb = 0;
- int mode = OPT_ERR;
+ int gNindex = -1, maxgN = -1, ret = 1, errors = 0, verbose = 0, i;
+ int doupdatedb = 0, mode = OPT_ERR;
char *user = NULL, *passinarg = NULL, *passoutarg = NULL;
char *passin = NULL, *passout = NULL, *gN = NULL, *userinfo = NULL;
- char *randfile = NULL, *tofree = NULL, *section = NULL;
- char **gNrow = NULL, *configfile = NULL, *dbfile = NULL, **pp, *prog;
- long errorline = -1;
+ char *section = NULL;
+ char **gNrow = NULL, *configfile = NULL;
+ char *srpvfile = NULL, **pp, *prog;
OPTION_CHOICE o;
prog = opt_init(argc, argv, srp_options);
section = opt_arg();
break;
case OPT_SRPVFILE:
- dbfile = opt_arg();
+ srpvfile = opt_arg();
break;
case OPT_ADD:
case OPT_DELETE:
case OPT_LIST:
if (mode != OPT_ERR) {
BIO_printf(bio_err,
- "%s: Only one of -add/delete-modify/-list\n",
+ "%s: Only one of -add/-delete/-modify/-list\n",
prog);
goto opthelp;
}
passoutarg = opt_arg();
break;
case OPT_ENGINE:
- (void)setup_engine(opt_arg(), 0);
+ e = setup_engine(opt_arg(), 0);
+ break;
+ case OPT_R_CASES:
+ if (!opt_rand(o))
+ goto end;
+ break;
+ case OPT_PROV_CASES:
+ if (!opt_provider(o))
+ goto end;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
- if (dbfile && configfile) {
+ if (srpvfile != NULL && configfile != NULL) {
BIO_printf(bio_err,
- "-dbfile and -configfile cannot be specified together.\n");
+ "-srpvfile and -configfile cannot be specified together.\n");
goto end;
}
if (mode == OPT_ERR) {
"Exactly one of the options -add, -delete, -modify -list must be specified.\n");
goto opthelp;
}
- if ((mode == OPT_DELETE || mode == OPT_MODIFY || mode == OPT_ADD)
- && argc < 1) {
- BIO_printf(bio_err,
- "Need at least one user for options -add, -delete, -modify. \n");
- goto opthelp;
+ if (mode == OPT_DELETE || mode == OPT_MODIFY || mode == OPT_ADD) {
+ if (argc == 0) {
+ BIO_printf(bio_err, "Need at least one user.\n");
+ goto opthelp;
+ }
+ user = *argv++;
}
- if ((passin || passout) && argc != 1) {
+ if ((passinarg != NULL || passoutarg != NULL) && argc != 1) {
BIO_printf(bio_err,
"-passin, -passout arguments only valid with one user.\n");
goto opthelp;
goto end;
}
- if (!dbfile) {
-
- /*****************************************************************/
- tofree = NULL;
- if (configfile == NULL)
- configfile = getenv("OPENSSL_CONF");
+ if (srpvfile == NULL) {
if (configfile == NULL)
- configfile = getenv("SSLEAY_CONF");
- if (configfile == NULL) {
- const char *s = X509_get_default_cert_area();
- size_t len = strlen(s) + 1 + sizeof(CONFIG_FILE);
-
- tofree = app_malloc(len, "config filename space");
-# ifdef OPENSSL_SYS_VMS
- strcpy(tofree, s);
-# else
- BUF_strlcpy(tofree, s, len);
- BUF_strlcat(tofree, "/", len);
-# endif
- BUF_strlcat(tofree, CONFIG_FILE, len);
- configfile = tofree;
- }
+ configfile = default_config_file;
if (verbose)
- BIO_printf(bio_err, "Using configuration from %s\n", configfile);
- conf = NCONF_new(NULL);
- if (NCONF_load(conf, configfile, &errorline) <= 0) {
- if (errorline <= 0)
- BIO_printf(bio_err, "error loading the config file '%s'\n",
- configfile);
- else
- BIO_printf(bio_err, "error on line %ld of config file '%s'\n",
- errorline, configfile);
+ BIO_printf(bio_err, "Using configuration from %s\n",
+ configfile);
+ conf = app_load_config(configfile);
+ if (conf == NULL)
+ goto end;
+ if (configfile != default_config_file && !app_load_modules(conf))
goto end;
- }
- OPENSSL_free(tofree);
- tofree = NULL;
/* Lets get the config section we are using */
if (section == NULL) {
if (verbose)
BIO_printf(bio_err,
"trying to read " ENV_DEFAULT_SRP
- " in \" BASE_SECTION \"\n");
+ " in " BASE_SECTION "\n");
- section = NCONF_get_string(conf, BASE_SECTION, ENV_DEFAULT_SRP);
- if (section == NULL) {
- lookup_fail(BASE_SECTION, ENV_DEFAULT_SRP);
+ section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_SRP);
+ if (section == NULL)
goto end;
- }
}
- if (randfile == NULL && conf)
- randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE");
+ app_RAND_load_conf(conf, BASE_SECTION);
if (verbose)
BIO_printf(bio_err,
"trying to read " ENV_DATABASE " in section \"%s\"\n",
section);
- if ((dbfile = NCONF_get_string(conf, section, ENV_DATABASE)) == NULL) {
- lookup_fail(section, ENV_DATABASE);
+ srpvfile = lookup_conf(conf, section, ENV_DATABASE);
+ if (srpvfile == NULL)
goto end;
- }
-
}
- if (randfile == NULL)
- ERR_clear_error();
- else
- app_RAND_load_file(randfile, 0);
if (verbose)
BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n",
- dbfile);
+ srpvfile);
- db = load_index(dbfile, &db_attr);
+ db = load_index(srpvfile, NULL);
if (db == NULL)
goto end;
if (pp[DB_srptype][0] == DB_SRP_INDEX) {
maxgN = i;
- if (gNindex < 0 && gN != NULL && !strcmp(gN, pp[DB_srpid]))
+ if ((gNindex < 0) && (gN != NULL) && strcmp(gN, pp[DB_srpid]) == 0)
gNindex = i;
print_index(db, i, verbose > 1);
if (verbose > 1)
BIO_printf(bio_err, "Starting user processing\n");
- if (argc > 0)
- user = *(argv++);
-
- while (mode == OPT_LIST || user) {
+ while (mode == OPT_LIST || user != NULL) {
int userindex = -1;
- if (user)
- if (verbose > 1)
- BIO_printf(bio_err, "Processing user \"%s\"\n", user);
- if ((userindex = get_index(db, user, 'U')) >= 0) {
- print_user(db, userindex, (verbose > 0)
- || mode == OPT_LIST);
- }
+
+ if (user != NULL && verbose > 1)
+ BIO_printf(bio_err, "Processing user \"%s\"\n", user);
+ if ((userindex = get_index(db, user, 'U')) >= 0)
+ print_user(db, userindex, (verbose > 0) || mode == OPT_LIST);
if (mode == OPT_LIST) {
if (user == NULL) {
BIO_printf(bio_err, "List all users\n");
- for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
+ for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++)
print_user(db, i, 1);
- }
} else if (userindex < 0) {
BIO_printf(bio_err,
"user \"%s\" does not exist, ignored. t\n", user);
errors++;
goto end;
}
- row[DB_srpid] = BUF_strdup(user);
- row[DB_srptype] = BUF_strdup("v");
- row[DB_srpgN] = BUF_strdup(gNid);
-
- if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype]
- || !row[DB_srpverifier] || !row[DB_srpsalt]
- || (userinfo &&
- (!(row [DB_srpinfo] = BUF_strdup (userinfo))))
+ row[DB_srpid] = OPENSSL_strdup(user);
+ row[DB_srptype] = OPENSSL_strdup("v");
+ row[DB_srpgN] = OPENSSL_strdup(gNid);
+
+ if ((row[DB_srpid] == NULL)
+ || (row[DB_srpgN] == NULL)
+ || (row[DB_srptype] == NULL)
+ || (row[DB_srpverifier] == NULL)
+ || (row[DB_srpsalt] == NULL)
+ || (userinfo
+ && ((row[DB_srpinfo] = OPENSSL_strdup(userinfo)) == NULL))
|| !update_index(db, row)) {
OPENSSL_free(row[DB_srpid]);
OPENSSL_free(row[DB_srpgN]);
}
row[DB_srptype][0] = 'v';
- row[DB_srpgN] = BUF_strdup(gNid);
+ row[DB_srpgN] = OPENSSL_strdup(gNid);
- if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype]
- || !row[DB_srpverifier] || !row[DB_srpsalt]
+ if (row[DB_srpid] == NULL
+ || row[DB_srpgN] == NULL
+ || row[DB_srptype] == NULL
+ || row[DB_srpverifier] == NULL
+ || row[DB_srpsalt] == NULL
|| (userinfo
- && (!(row[DB_srpinfo] = BUF_strdup(userinfo)))))
+ && ((row[DB_srpinfo] = OPENSSL_strdup(userinfo))
+ == NULL)))
goto end;
doupdatedb = 1;
user);
errors++;
} else {
- char **xpp =
- sk_OPENSSL_PSTRING_value(db->db->data, userindex);
- BIO_printf(bio_err, "user \"%s\" revoked. t\n", user);
+ char **xpp = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
+ BIO_printf(bio_err, "user \"%s\" revoked. t\n", user);
xpp[DB_srptype][0] = 'R';
-
doupdatedb = 1;
}
}
- if (--argc > 0)
- user = *(argv++);
- else {
- user = NULL;
+ user = *argv++;
+ if (user == NULL) {
+ /* no more processing in any mode if no users left */
+ break;
}
}
if (verbose)
BIO_printf(bio_err, "Trying to update srpvfile.\n");
- if (!save_index(dbfile, "new", db))
+ if (!save_index(srpvfile, "new", db))
goto end;
if (verbose)
BIO_printf(bio_err, "Temporary srpvfile created.\n");
- if (!rotate_index(dbfile, "new", "old"))
+ if (!rotate_index(srpvfile, "new", "old"))
goto end;
if (verbose)
if (verbose)
BIO_printf(bio_err, "SRP terminating with code %d.\n", ret);
- OPENSSL_free(tofree);
+
+ OPENSSL_free(passin);
+ OPENSSL_free(passout);
if (ret)
ERR_print_errors(bio_err);
- if (randfile)
- app_RAND_write_file(randfile);
NCONF_free(conf);
free_index(db);
- OBJ_cleanup();
- return (ret);
+ release_engine(e);
+ return ret;
}
-
-#endif