[thirdparty/openssl.git] / apps / srp.c

/*
 * Copyright 2004-2018 The OpenSSL Project Authors. All Rights Reserved.
 * Copyright (c) 2004, EdelKey Project. All Rights Reserved.
 *
 * 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>
#ifdef OPENSSL_NO_SRP
NON_EMPTY_TRANSLATION_UNIT
#else

# 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 ENV_DATABASE            "srpvfile"
# define ENV_DEFAULT_SRP         "default_srp"

static int get_index(CA_DB *db, char *id, char type)
{
    char **pp;
    int i;
    if (id == NULL)
        return -1;
    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]) == 0)
                return i;
        }
    } 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]) == 0)
                return i;
        }
    }

    return -1;
}

static void print_entry(CA_DB *db, int indx, int verbose, char *s)
{
    if (indx >= 0 && verbose) {
        int j;
        char **pp = sk_OPENSSL_PSTRING_value(db->db->data, indx);
        BIO_printf(bio_err, "%s \"%s\"\n", s, pp[DB_srpid]);
        for (j = 0; j < DB_NUMBER; j++) {
            BIO_printf(bio_err, "  %d = \"%s\"\n", j, pp[j]);
        }
    }
}

static void print_index(CA_DB *db, int indexindex, int verbose)
{
    print_entry(db, indexindex, verbose, "g N entry");
}

static void print_user(CA_DB *db, int userindex, int verbose)
{
    if (verbose > 0) {
        char **pp = sk_OPENSSL_PSTRING_value(db->db->data, userindex);

        if (pp[DB_srptype][0] != 'I') {
            print_entry(db, userindex, verbose, "User entry");
            print_entry(db, get_index(db, pp[DB_srpgN], 'I'), verbose,
                        "g N entry");
        }

    }
}

static int update_index(CA_DB *db, char **row)
{
    char **irow;
    int i;

    irow = app_malloc(sizeof(*irow) * (DB_NUMBER + 1), "row pointers");
    for (i = 0; i < DB_NUMBER; i++)
        irow[i] = row[i];
    irow[DB_NUMBER] = NULL;

    if (!TXT_DB_insert(db->db, irow)) {
        BIO_printf(bio_err, "failed to update srpvfile\n");
        BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error);
        OPENSSL_free(irow);
        return 0;
    }
    return 1;
}

static char *lookup_conf(const CONF *conf, const char *section, const char *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[1025];
    PW_CB_DATA cb_tmp;
    char *verifier = NULL;
    char *gNid = NULL;
    int len;

    cb_tmp.prompt_info = user;
    cb_tmp.password = passin;

    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);
        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)) == 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;
}

static char *srp_create_user(char *user, char **srp_verifier,
                             char **srp_usersalt, char *g, char *N,
                             char *passout, int verbose)
{
    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;

    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)) == NULL) {
            BIO_printf(bio_err, "Internal error creating SRP verifier\n");
        } 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);

    }
    return gNid;
}

typedef enum OPTION_choice {
    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_R_ENUM
} OPTION_CHOICE;

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"},
# 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"},
    {"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"},

    OPT_R_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;
    CONF *conf = NULL;
    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 *section = NULL;
    char **gNrow = NULL, *configfile = NULL;
    char *srpvfile = NULL, **pp, *prog;
    OPTION_CHOICE o;

    prog = opt_init(argc, argv, srp_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(srp_options);
            ret = 0;
            goto end;
        case OPT_VERBOSE:
            verbose++;
            break;
        case OPT_CONFIG:
            configfile = opt_arg();
            break;
        case OPT_NAME:
            section = opt_arg();
            break;
        case OPT_SRPVFILE:
            srpvfile = opt_arg();
            break;
        case OPT_ADD:
        case OPT_DELETE:
        case OPT_MODIFY:
        case OPT_LIST:
            if (mode != OPT_ERR) {
                BIO_printf(bio_err,
                           "%s: Only one of -add/-delete/-modify/-list\n",
                           prog);
                goto opthelp;
            }
            mode = o;
            break;
        case OPT_GN:
            gN = opt_arg();
            break;
        case OPT_USERINFO:
            userinfo = 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_R_CASES:
            if (!opt_rand(o))
                goto end;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    if (srpvfile != NULL && configfile != NULL) {
        BIO_printf(bio_err,
                   "-srpvfile and -configfile cannot be specified together.\n");
        goto end;
    }
    if (mode == OPT_ERR) {
        BIO_printf(bio_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) {
        if (argc == 0) {
            BIO_printf(bio_err, "Need at least one user.\n");
            goto opthelp;
        }
        user = *argv++;
    }
    if ((passinarg != NULL || passoutarg != NULL) && argc != 1) {
        BIO_printf(bio_err,
                   "-passin, -passout arguments only valid with one user.\n");
        goto opthelp;
    }

    if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
        BIO_printf(bio_err, "Error getting passwords\n");
        goto end;
    }

    if (srpvfile == NULL) {
        if (configfile == NULL)
            configfile = default_config_file;

        if (verbose)
            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;

        /* 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");

            section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_SRP);
            if (section == NULL)
                goto end;
        }

        app_RAND_load_conf(conf, BASE_SECTION);

        if (verbose)
            BIO_printf(bio_err,
                       "trying to read " ENV_DATABASE " in section \"%s\"\n",
                       section);

        srpvfile = lookup_conf(conf, section, ENV_DATABASE);
        if (srpvfile == NULL)
            goto end;
    }

    if (verbose)
        BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n",
                   srpvfile);

    db = load_index(srpvfile, NULL);
    if (db == NULL)
        goto end;

    /* Lets check some fields */
    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) {
            maxgN = i;
            if ((gNindex < 0) && (gN != NULL) && strcmp(gN, pp[DB_srpid]) == 0)
                gNindex = i;

            print_index(db, i, verbose > 1);
        }
    }

    if (verbose)
        BIO_printf(bio_err, "Database initialised\n");

    if (gNindex >= 0) {
        gNrow = sk_OPENSSL_PSTRING_value(db->db->data, gNindex);
        print_entry(db, gNindex, verbose > 1, "Default g and N");
    } else if (maxgN > 0 && !SRP_get_default_gN(gN)) {
        BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN);
        goto end;
    } else {
        if (verbose)
            BIO_printf(bio_err, "Database has no g N information.\n");
        gNrow = NULL;
    }

    if (verbose > 1)
        BIO_printf(bio_err, "Starting user processing\n");

    while (mode == OPT_LIST || user != NULL) {
        int userindex = -1;

        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++)
                    print_user(db, i, 1);
            } else if (userindex < 0) {
                BIO_printf(bio_err,
                           "user \"%s\" does not exist, ignored. t\n", user);
                errors++;
            }
        } else if (mode == OPT_ADD) {
            if (userindex >= 0) {
                /* reactivation of a new user */
                char **row =
                    sk_OPENSSL_PSTRING_value(db->db->data, userindex);
                BIO_printf(bio_err, "user \"%s\" reactivated.\n", user);
                row[DB_srptype][0] = 'V';

                doupdatedb = 1;
            } else {
                char *row[DB_NUMBER];
                char *gNid;
                row[DB_srpverifier] = NULL;
                row[DB_srpsalt] = NULL;
                row[DB_srpinfo] = NULL;
                if (!
                    (gNid =
                     srp_create_user(user, &(row[DB_srpverifier]),
                                     &(row[DB_srpsalt]),
                                     gNrow ? gNrow[DB_srpsalt] : gN,
                                     gNrow ? gNrow[DB_srpverifier] : NULL,
                                     passout, verbose))) {
                    BIO_printf(bio_err,
                               "Cannot create srp verifier for user \"%s\", operation abandoned .\n",
                               user);
                    errors++;
                    goto end;
                }
                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]);
                    OPENSSL_free(row[DB_srpinfo]);
                    OPENSSL_free(row[DB_srptype]);
                    OPENSSL_free(row[DB_srpverifier]);
                    OPENSSL_free(row[DB_srpsalt]);
                    goto end;
                }
                doupdatedb = 1;
            }
        } else if (mode == OPT_MODIFY) {
            if (userindex < 0) {
                BIO_printf(bio_err,
                           "user \"%s\" does not exist, operation ignored.\n",
                           user);
                errors++;
            } else {

                char **row =
                    sk_OPENSSL_PSTRING_value(db->db->data, userindex);
                char type = row[DB_srptype][0];
                if (type == 'v') {
                    BIO_printf(bio_err,
                               "user \"%s\" already updated, operation ignored.\n",
                               user);
                    errors++;
                } else {
                    char *gNid;

                    if (row[DB_srptype][0] == 'V') {
                        int user_gN;
                        char **irow = NULL;
                        if (verbose)
                            BIO_printf(bio_err,
                                       "Verifying password for user \"%s\"\n",
                                       user);
                        if ((user_gN =
                             get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0)
                            irow =
                                sk_OPENSSL_PSTRING_value(db->db->data,
                                                         userindex);

                        if (!srp_verify_user
                            (user, row[DB_srpverifier], row[DB_srpsalt],
                             irow ? irow[DB_srpsalt] : row[DB_srpgN],
                             irow ? irow[DB_srpverifier] : NULL, passin,
                             verbose)) {
                            BIO_printf(bio_err,
                                       "Invalid password for user \"%s\", operation abandoned.\n",
                                       user);
                            errors++;
                            goto end;
                        }
                    }
                    if (verbose)
                        BIO_printf(bio_err, "Password for user \"%s\" ok.\n",
                                   user);

                    if (!
                        (gNid =
                         srp_create_user(user, &(row[DB_srpverifier]),
                                         &(row[DB_srpsalt]),
                                         gNrow ? gNrow[DB_srpsalt] : NULL,
                                         gNrow ? gNrow[DB_srpverifier] : NULL,
                                         passout, verbose))) {
                        BIO_printf(bio_err,
                                   "Cannot create srp verifier for user \"%s\", operation abandoned.\n",
                                   user);
                        errors++;
                        goto end;
                    }

                    row[DB_srptype][0] = '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)))
                        goto end;

                    doupdatedb = 1;
                }
            }
        } else if (mode == OPT_DELETE) {
            if (userindex < 0) {
                BIO_printf(bio_err,
                           "user \"%s\" does not exist, operation ignored. t\n",
                           user);
                errors++;
            } else {
                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;
            }
        }
        user = *argv++;
        if (user == NULL) {
            /* no more processing in any mode if no users left */
            break;
        }
    }

    if (verbose)
        BIO_printf(bio_err, "User procession done.\n");

    if (doupdatedb) {
        /* Lets check some fields */
        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] == 'v') {
                pp[DB_srptype][0] = 'V';
                print_user(db, i, verbose);
            }
        }

        if (verbose)
            BIO_printf(bio_err, "Trying to update srpvfile.\n");
        if (!save_index(srpvfile, "new", db))
            goto end;

        if (verbose)
            BIO_printf(bio_err, "Temporary srpvfile created.\n");
        if (!rotate_index(srpvfile, "new", "old"))
            goto end;

        if (verbose)
            BIO_printf(bio_err, "srpvfile updated.\n");
    }

    ret = (errors != 0);
 end:
    if (errors != 0)
        if (verbose)
            BIO_printf(bio_err, "User errors %d.\n", errors);

    if (verbose)
        BIO_printf(bio_err, "SRP terminating with code %d.\n", ret);

    OPENSSL_free(passin);
    OPENSSL_free(passout);
    if (ret)
        ERR_print_errors(bio_err);
    NCONF_free(conf);
    free_index(db);
    release_engine(e);
    return ret;
}
#endif
Commit	Line	Data
0f113f3e	1	/*
6738bf14	2	* Copyright 2004-2018 The OpenSSL Project Authors. All Rights Reserved.
3b855b1f	3	* Copyright (c) 2004, EdelKey Project. All Rights Reserved.
edc032b5	4	*
dffa7520	5	* Licensed under the Apache License 2.0 (the "License"). You may not use
846e33c7 RS	6	* this file except in compliance with the License. You can obtain a copy
	7	* in the file LICENSE in the source distribution or at
	8	* https://www.openssl.org/source/license.html
3b855b1f TH	9	*
	10	* Originally written by Christophe Renou and Peter Sylvester,
	11	* for the EdelKey project.
edc032b5	12	*/
effaf4de	13
edc032b5	14	#include <openssl/opensslconf.h>
effaf4de RS	15	#ifdef OPENSSL_NO_SRP
	16	NON_EMPTY_TRANSLATION_UNIT
	17	#else
edc032b5	18
effaf4de RS	19	# include <stdio.h>
	20	# include <stdlib.h>
	21	# include <string.h>
	22	# include <openssl/conf.h>
	23	# include <openssl/bio.h>
	24	# include <openssl/err.h>
	25	# include <openssl/txt_db.h>
	26	# include <openssl/buffer.h>
	27	# include <openssl/srp.h>
	28	# include "apps.h"
dab2cd68	29	# include "progs.h"
6e81b270	30
6e81b270 AP	31	# define BASE_SECTION "srp"
	32	# define CONFIG_FILE "openssl.cnf"
	33
6e81b270 AP	34
	35	# define ENV_DATABASE "srpvfile"
	36	# define ENV_DEFAULT_SRP "default_srp"
	37
6e81b270 AP	38	static int get_index(CA_DB db, char id, char type)
	39	{
	40	char **pp;
	41	int i;
	42	if (id == NULL)
	43	return -1;
5ec3210f	44	if (type == DB_SRP_INDEX) {
6e81b270 AP	45	for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
	46	pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
	47	if (pp[DB_srptype][0] == DB_SRP_INDEX
86885c28	48	&& strcmp(id, pp[DB_srpid]) == 0)
6e81b270	49	return i;
5ec3210f DSC	50	}
5ec3210f DSC	51	} else {
6e81b270 AP	52	for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
	53	pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
	54
	55	if (pp[DB_srptype][0] != DB_SRP_INDEX
86885c28	56	&& strcmp(id, pp[DB_srpid]) == 0)
6e81b270 AP	57	return i;
6e81b270 AP	58	}
5ec3210f	59	}
6e81b270 AP	60
	61	return -1;
	62	}
edc032b5	63
ecf3a1fb	64	static void print_entry(CA_DB db, int indx, int verbose, char s)
6e81b270 AP	65	{
	66	if (indx >= 0 && verbose) {
	67	int j;
	68	char **pp = sk_OPENSSL_PSTRING_value(db->db->data, indx);
ecf3a1fb	69	BIO_printf(bio_err, "%s \"%s\"\n", s, pp[DB_srpid]);
6e81b270 AP	70	for (j = 0; j < DB_NUMBER; j++) {
	71	BIO_printf(bio_err, " %d = \"%s\"\n", j, pp[j]);
	72	}
	73	}
	74	}
edc032b5	75
ecf3a1fb	76	static void print_index(CA_DB *db, int indexindex, int verbose)
6e81b270	77	{
ecf3a1fb	78	print_entry(db, indexindex, verbose, "g N entry");
6e81b270	79	}
edc032b5	80
ecf3a1fb	81	static void print_user(CA_DB *db, int userindex, int verbose)
6e81b270 AP	82	{
	83	if (verbose > 0) {
	84	char **pp = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
edc032b5	85
6e81b270	86	if (pp[DB_srptype][0] != 'I') {
ecf3a1fb RS	87	print_entry(db, userindex, verbose, "User entry");
ecf3a1fb RS	88	print_entry(db, get_index(db, pp[DB_srpgN], 'I'), verbose,
6e81b270 AP	89	"g N entry");
6e81b270 AP	90	}
edc032b5	91
6e81b270 AP	92	}
6e81b270 AP	93	}
edc032b5	94
ecf3a1fb	95	static int update_index(CA_DB db, char *row)
6e81b270 AP	96	{
	97	char **irow;
	98	int i;
	99
b4faea50	100	irow = app_malloc(sizeof(irow) (DB_NUMBER + 1), "row pointers");
0fbaef9e	101	for (i = 0; i < DB_NUMBER; i++)
6e81b270	102	irow[i] = row[i];
6e81b270 AP	103	irow[DB_NUMBER] = NULL;
	104
	105	if (!TXT_DB_insert(db->db, irow)) {
ecf3a1fb RS	106	BIO_printf(bio_err, "failed to update srpvfile\n");
ecf3a1fb RS	107	BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error);
6e81b270 AP	108	OPENSSL_free(irow);
	109	return 0;
	110	}
	111	return 1;
	112	}
edc032b5	113
edbff8da	114	static char lookup_conf(const CONF conf, const char section, const char tag)
6e81b270	115	{
edbff8da F	116	char *entry = NCONF_get_string(conf, section, tag);
	117	if (entry == NULL)
	118	BIO_printf(bio_err, "variable lookup failed for %s::%s\n", section, tag);
	119	return entry;
6e81b270	120	}
edc032b5 BL	121
edc032b5 BL	122	static char srp_verify_user(const char user, const char *srp_verifier,
6e81b270	123	char srp_usersalt, const char g, const char *N,
ecf3a1fb	124	const char *passin, int verbose)
6e81b270	125	{
0e83981d	126	char password[1025];
6e81b270 AP	127	PW_CB_DATA cb_tmp;
	128	char *verifier = NULL;
	129	char *gNid = NULL;
0e83981d	130	int len;
6e81b270 AP	131
	132	cb_tmp.prompt_info = user;
	133	cb_tmp.password = passin;
	134
0e83981d DSC	135	len = password_callback(password, sizeof(password)-1, 0, &cb_tmp);
	136	if (len > 0) {
	137	password[len] = 0;
7e1b7485	138	if (verbose)
ecf3a1fb	139	BIO_printf(bio_err,
7e1b7485 RS	140	"Validating\n user=\"%s\"\n srp_verifier=\"%s\"\n srp_usersalt=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",
7e1b7485 RS	141	user, srp_verifier, srp_usersalt, g, N);
0e83981d DSC	142	if (verbose > 1)
0e83981d DSC	143	BIO_printf(bio_err, "Pass %s\n", password);
6e81b270 AP	144
6e81b270 AP	145	OPENSSL_assert(srp_usersalt != NULL);
2234212c PY	146	if ((gNid = SRP_create_verifier(user, password, &srp_usersalt,
2234212c PY	147	&verifier, N, g)) == NULL) {
ecf3a1fb	148	BIO_printf(bio_err, "Internal error validating SRP verifier\n");
6e81b270 AP	149	} else {
	150	if (strcmp(verifier, srp_verifier))
	151	gNid = NULL;
	152	OPENSSL_free(verifier);
	153	}
0e83981d	154	OPENSSL_cleanse(password, len);
6e81b270 AP	155	}
	156	return gNid;
	157	}
edc032b5	158
71fa4513	159	static char srp_create_user(char user, char **srp_verifier,
6e81b270	160	char *srp_usersalt, char g, char *N,
ecf3a1fb	161	char *passout, int verbose)
6e81b270	162	{
0e83981d	163	char password[1025];
6e81b270 AP	164	PW_CB_DATA cb_tmp;
	165	char *gNid = NULL;
	166	char *salt = NULL;
0e83981d	167	int len;
6e81b270 AP	168	cb_tmp.prompt_info = user;
	169	cb_tmp.password = passout;
	170
0e83981d DSC	171	len = password_callback(password, sizeof(password)-1, 1, &cb_tmp);
	172	if (len > 0) {
	173	password[len] = 0;
7e1b7485	174	if (verbose)
ecf3a1fb	175	BIO_printf(bio_err, "Creating\n user=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",
7e1b7485	176	user, g, N);
2234212c PY	177	if ((gNid = SRP_create_verifier(user, password, &salt,
2234212c PY	178	srp_verifier, N, g)) == NULL) {
ecf3a1fb	179	BIO_printf(bio_err, "Internal error creating SRP verifier\n");
0e83981d	180	} else {
6e81b270	181	*srp_usersalt = salt;
0e83981d DSC	182	}
0e83981d DSC	183	OPENSSL_cleanse(password, len);
7e1b7485	184	if (verbose > 1)
0e83981d DSC	185	BIO_printf(bio_err, "gNid=%s salt =\"%s\"\n verifier =\"%s\"\n",
0e83981d DSC	186	gNid, salt, *srp_verifier);
6e81b270 AP	187
	188	}
	189	return gNid;
	190	}
edc032b5	191
7e1b7485 RS	192	typedef enum OPTION_choice {
	193	OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
	194	OPT_VERBOSE, OPT_CONFIG, OPT_NAME, OPT_SRPVFILE, OPT_ADD,
	195	OPT_DELETE, OPT_MODIFY, OPT_LIST, OPT_GN, OPT_USERINFO,
f1b8b001	196	OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE, OPT_R_ENUM
7e1b7485 RS	197	} OPTION_CHOICE;
7e1b7485 RS	198
44c83ebd	199	const OPTIONS srp_options[] = {
92de469f RS	200	{OPT_HELP_STR, 1, '-', "Usage: %s [options] [user...]\n"},
92de469f RS	201
5388f986	202	OPT_SECTION("General"),
7e1b7485 RS	203	{"help", OPT_HELP, '-', "Display this summary"},
	204	{"verbose", OPT_VERBOSE, '-', "Talk a lot while doing things"},
	205	{"config", OPT_CONFIG, '<', "A config file"},
	206	{"name", OPT_NAME, 's', "The particular srp definition to use"},
5388f986 RS	207	# ifndef OPENSSL_NO_ENGINE
	208	{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
	209	# endif
	210
	211	OPT_SECTION("Action"),
7e1b7485	212	{"add", OPT_ADD, '-', "Add a user and srp verifier"},
5388f986	213	{"modify", OPT_MODIFY, '-', "Modify the srp verifier of an existing user"},
7e1b7485 RS	214	{"delete", OPT_DELETE, '-', "Delete user from verifier file"},
7e1b7485 RS	215	{"list", OPT_LIST, '-', "List users"},
5388f986 RS	216
	217	OPT_SECTION("Configuration"),
	218	{"srpvfile", OPT_SRPVFILE, '<', "The srp verifier file name"},
7e1b7485 RS	219	{"gn", OPT_GN, 's', "Set g and N values to be used for new verifier"},
	220	{"userinfo", OPT_USERINFO, 's', "Additional info to be set for user"},
	221	{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
	222	{"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
5388f986	223
3ee1eac2	224	OPT_R_OPTIONS,
92de469f RS	225
	226	OPT_PARAMETERS(),
	227	{"user", 0, 0, "Username(s) to process (optional)"},
7e1b7485 RS	228	{NULL}
	229	};
	230
	231	int srp_main(int argc, char **argv)
	232	{
dd1abd44	233	ENGINE *e = NULL;
7e1b7485	234	CA_DB *db = NULL;
7e1b7485	235	CONF *conf = NULL;
cc01d217 RS	236	int gNindex = -1, maxgN = -1, ret = 1, errors = 0, verbose = 0, i;
cc01d217 RS	237	int doupdatedb = 0, mode = OPT_ERR;
7e1b7485 RS	238	char user = NULL, passinarg = NULL, *passoutarg = NULL;
7e1b7485 RS	239	char passin = NULL, passout = NULL, gN = NULL, userinfo = NULL;
3ee1eac2	240	char *section = NULL;
dfd6211c MC	241	char *gNrow = NULL, configfile = NULL;
dfd6211c MC	242	char srpvfile = NULL, pp, prog;
7e1b7485	243	OPTION_CHOICE o;
6e81b270	244
7e1b7485 RS	245	prog = opt_init(argc, argv, srp_options);
	246	while ((o = opt_next()) != OPT_EOF) {
	247	switch (o) {
	248	case OPT_EOF:
	249	case OPT_ERR:
	250	opthelp:
	251	BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
	252	goto end;
	253	case OPT_HELP:
	254	opt_help(srp_options);
	255	ret = 0;
	256	goto end;
	257	case OPT_VERBOSE:
6e81b270	258	verbose++;
6e81b270	259	break;
7e1b7485 RS	260	case OPT_CONFIG:
7e1b7485 RS	261	configfile = opt_arg();
6e81b270	262	break;
7e1b7485 RS	263	case OPT_NAME:
	264	section = opt_arg();
	265	break;
	266	case OPT_SRPVFILE:
dfd6211c	267	srpvfile = opt_arg();
7e1b7485 RS	268	break;
	269	case OPT_ADD:
	270	case OPT_DELETE:
	271	case OPT_MODIFY:
	272	case OPT_LIST:
	273	if (mode != OPT_ERR) {
	274	BIO_printf(bio_err,
0e83981d	275	"%s: Only one of -add/-delete/-modify/-list\n",
7e1b7485 RS	276	prog);
	277	goto opthelp;
	278	}
	279	mode = o;
	280	break;
	281	case OPT_GN:
	282	gN = opt_arg();
	283	break;
	284	case OPT_USERINFO:
	285	userinfo = opt_arg();
	286	break;
	287	case OPT_PASSIN:
	288	passinarg = opt_arg();
	289	break;
	290	case OPT_PASSOUT:
	291	passoutarg = opt_arg();
	292	break;
	293	case OPT_ENGINE:
dd1abd44	294	e = setup_engine(opt_arg(), 0);
7e1b7485	295	break;
3ee1eac2 RS	296	case OPT_R_CASES:
	297	if (!opt_rand(o))
	298	goto end;
	299	break;
7e1b7485	300	}
6e81b270	301	}
7e1b7485 RS	302	argc = opt_num_rest();
7e1b7485 RS	303	argv = opt_rest();
6e81b270	304
2234212c	305	if (srpvfile != NULL && configfile != NULL) {
6e81b270	306	BIO_printf(bio_err,
dfd6211c	307	"-srpvfile and -configfile cannot be specified together.\n");
7e1b7485	308	goto end;
6e81b270	309	}
7e1b7485 RS	310	if (mode == OPT_ERR) {
	311	BIO_printf(bio_err,
	312	"Exactly one of the options -add, -delete, -modify -list must be specified.\n");
	313	goto opthelp;
6e81b270	314	}
c27363f5 RS	315	if (mode == OPT_DELETE \|\| mode == OPT_MODIFY \|\| mode == OPT_ADD) {
	316	if (argc == 0) {
	317	BIO_printf(bio_err, "Need at least one user.\n");
	318	goto opthelp;
	319	}
	320	user = *argv++;
6e81b270	321	}
2234212c	322	if ((passinarg != NULL \|\| passoutarg != NULL) && argc != 1) {
6e81b270 AP	323	BIO_printf(bio_err,
6e81b270 AP	324	"-passin, -passout arguments only valid with one user.\n");
7e1b7485	325	goto opthelp;
6e81b270	326	}
6e81b270	327
7e1b7485	328	if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
6e81b270	329	BIO_printf(bio_err, "Error getting passwords\n");
7e1b7485	330	goto end;
6e81b270 AP	331	}
6e81b270 AP	332
2234212c PY	333	if (srpvfile == NULL) {
2234212c PY	334	if (configfile == NULL)
dfd6211c MC	335	configfile = default_config_file;
dfd6211c MC	336
7e1b7485	337	if (verbose)
cc01d217 RS	338	BIO_printf(bio_err, "Using configuration from %s\n",
	339	configfile);
	340	conf = app_load_config(configfile);
	341	if (conf == NULL)
7e1b7485	342	goto end;
c821defc	343	if (configfile != default_config_file && !app_load_modules(conf))
296f54ee	344	goto end;
6e81b270	345
6e81b270 AP	346	/* Lets get the config section we are using */
6e81b270 AP	347	if (section == NULL) {
7e1b7485 RS	348	if (verbose)
	349	BIO_printf(bio_err,
	350	"trying to read " ENV_DEFAULT_SRP
44fdf1c2	351	" in " BASE_SECTION "\n");
6e81b270	352
edbff8da F	353	section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_SRP);
edbff8da F	354	if (section == NULL)
7e1b7485	355	goto end;
6e81b270 AP	356	}
6e81b270 AP	357
3ee1eac2	358	app_RAND_load_conf(conf, BASE_SECTION);
6e81b270	359
7e1b7485 RS	360	if (verbose)
	361	BIO_printf(bio_err,
	362	"trying to read " ENV_DATABASE " in section \"%s\"\n",
	363	section);
6e81b270	364
edbff8da F	365	srpvfile = lookup_conf(conf, section, ENV_DATABASE);
edbff8da F	366	if (srpvfile == NULL)
7e1b7485	367	goto end;
6e81b270	368	}
6e81b270	369
7e1b7485 RS	370	if (verbose)
7e1b7485 RS	371	BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n",
dfd6211c	372	srpvfile);
6e81b270	373
9d7ec809	374	db = load_index(srpvfile, NULL);
6e81b270	375	if (db == NULL)
7e1b7485	376	goto end;
6e81b270 AP	377
	378	/* Lets check some fields */
	379	for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
	380	pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
	381
	382	if (pp[DB_srptype][0] == DB_SRP_INDEX) {
	383	maxgN = i;
86885c28	384	if ((gNindex < 0) && (gN != NULL) && strcmp(gN, pp[DB_srpid]) == 0)
6e81b270 AP	385	gNindex = i;
6e81b270 AP	386
ecf3a1fb	387	print_index(db, i, verbose > 1);
6e81b270 AP	388	}
	389	}
	390
7e1b7485 RS	391	if (verbose)
7e1b7485 RS	392	BIO_printf(bio_err, "Database initialised\n");
6e81b270 AP	393
	394	if (gNindex >= 0) {
	395	gNrow = sk_OPENSSL_PSTRING_value(db->db->data, gNindex);
ecf3a1fb	396	print_entry(db, gNindex, verbose > 1, "Default g and N");
6e81b270 AP	397	} else if (maxgN > 0 && !SRP_get_default_gN(gN)) {
6e81b270 AP	398	BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN);
7e1b7485	399	goto end;
6e81b270	400	} else {
7e1b7485 RS	401	if (verbose)
7e1b7485 RS	402	BIO_printf(bio_err, "Database has no g N information.\n");
6e81b270 AP	403	gNrow = NULL;
	404	}
	405
7e1b7485 RS	406	if (verbose > 1)
7e1b7485 RS	407	BIO_printf(bio_err, "Starting user processing\n");
6e81b270	408
c27363f5	409	while (mode == OPT_LIST \|\| user != NULL) {
6e81b270	410	int userindex = -1;
edbff8da F	411
	412	if (user != NULL && verbose > 1)
	413	BIO_printf(bio_err, "Processing user \"%s\"\n", user);
2234212c	414	if ((userindex = get_index(db, user, 'U')) >= 0)
edbff8da	415	print_user(db, userindex, (verbose > 0) \|\| mode == OPT_LIST);
6e81b270	416
7e1b7485	417	if (mode == OPT_LIST) {
6e81b270 AP	418	if (user == NULL) {
	419	BIO_printf(bio_err, "List all users\n");
	420
2234212c	421	for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++)
ecf3a1fb	422	print_user(db, i, 1);
6e81b270 AP	423	} else if (userindex < 0) {
	424	BIO_printf(bio_err,
	425	"user \"%s\" does not exist, ignored. t\n", user);
	426	errors++;
	427	}
7e1b7485	428	} else if (mode == OPT_ADD) {
6e81b270 AP	429	if (userindex >= 0) {
	430	/* reactivation of a new user */
	431	char **row =
	432	sk_OPENSSL_PSTRING_value(db->db->data, userindex);
	433	BIO_printf(bio_err, "user \"%s\" reactivated.\n", user);
	434	row[DB_srptype][0] = 'V';
	435
	436	doupdatedb = 1;
	437	} else {
	438	char *row[DB_NUMBER];
	439	char *gNid;
	440	row[DB_srpverifier] = NULL;
	441	row[DB_srpsalt] = NULL;
	442	row[DB_srpinfo] = NULL;
7e1b7485 RS	443	if (!
	444	(gNid =
	445	srp_create_user(user, &(row[DB_srpverifier]),
	446	&(row[DB_srpsalt]),
	447	gNrow ? gNrow[DB_srpsalt] : gN,
	448	gNrow ? gNrow[DB_srpverifier] : NULL,
ecf3a1fb	449	passout, verbose))) {
6e81b270	450	BIO_printf(bio_err,
7e1b7485 RS	451	"Cannot create srp verifier for user \"%s\", operation abandoned .\n",
7e1b7485 RS	452	user);
6e81b270	453	errors++;
7e1b7485	454	goto end;
6e81b270	455	}
7644a9ae RS	456	row[DB_srpid] = OPENSSL_strdup(user);
	457	row[DB_srptype] = OPENSSL_strdup("v");
	458	row[DB_srpgN] = OPENSSL_strdup(gNid);
6e81b270	459
75ebbd9a RS	460	if ((row[DB_srpid] == NULL)
	461	\|\| (row[DB_srpgN] == NULL)
	462	\|\| (row[DB_srptype] == NULL)
	463	\|\| (row[DB_srpverifier] == NULL)
	464	\|\| (row[DB_srpsalt] == NULL)
	465	\|\| (userinfo
7644a9ae	466	&& ((row[DB_srpinfo] = OPENSSL_strdup(userinfo)) == NULL))
ecf3a1fb	467	\|\| !update_index(db, row)) {
b548a1f1 RS	468	OPENSSL_free(row[DB_srpid]);
	469	OPENSSL_free(row[DB_srpgN]);
	470	OPENSSL_free(row[DB_srpinfo]);
	471	OPENSSL_free(row[DB_srptype]);
	472	OPENSSL_free(row[DB_srpverifier]);
	473	OPENSSL_free(row[DB_srpsalt]);
7e1b7485	474	goto end;
6e81b270 AP	475	}
	476	doupdatedb = 1;
	477	}
7e1b7485	478	} else if (mode == OPT_MODIFY) {
6e81b270 AP	479	if (userindex < 0) {
	480	BIO_printf(bio_err,
	481	"user \"%s\" does not exist, operation ignored.\n",
	482	user);
	483	errors++;
	484	} else {
	485
	486	char **row =
	487	sk_OPENSSL_PSTRING_value(db->db->data, userindex);
	488	char type = row[DB_srptype][0];
	489	if (type == 'v') {
	490	BIO_printf(bio_err,
	491	"user \"%s\" already updated, operation ignored.\n",
	492	user);
	493	errors++;
	494	} else {
	495	char *gNid;
	496
	497	if (row[DB_srptype][0] == 'V') {
	498	int user_gN;
	499	char **irow = NULL;
7e1b7485 RS	500	if (verbose)
	501	BIO_printf(bio_err,
	502	"Verifying password for user \"%s\"\n",
	503	user);
6e81b270 AP	504	if ((user_gN =
	505	get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0)
	506	irow =
	507	sk_OPENSSL_PSTRING_value(db->db->data,
	508	userindex);
	509
	510	if (!srp_verify_user
	511	(user, row[DB_srpverifier], row[DB_srpsalt],
	512	irow ? irow[DB_srpsalt] : row[DB_srpgN],
	513	irow ? irow[DB_srpverifier] : NULL, passin,
ecf3a1fb	514	verbose)) {
6e81b270 AP	515	BIO_printf(bio_err,
	516	"Invalid password for user \"%s\", operation abandoned.\n",
	517	user);
	518	errors++;
7e1b7485	519	goto end;
6e81b270 AP	520	}
6e81b270 AP	521	}
7e1b7485 RS	522	if (verbose)
	523	BIO_printf(bio_err, "Password for user \"%s\" ok.\n",
	524	user);
	525
	526	if (!
	527	(gNid =
	528	srp_create_user(user, &(row[DB_srpverifier]),
	529	&(row[DB_srpsalt]),
	530	gNrow ? gNrow[DB_srpsalt] : NULL,
	531	gNrow ? gNrow[DB_srpverifier] : NULL,
ecf3a1fb	532	passout, verbose))) {
6e81b270	533	BIO_printf(bio_err,
7e1b7485 RS	534	"Cannot create srp verifier for user \"%s\", operation abandoned.\n",
7e1b7485 RS	535	user);
6e81b270	536	errors++;
7e1b7485	537	goto end;
6e81b270 AP	538	}
	539
	540	row[DB_srptype][0] = 'v';
7644a9ae	541	row[DB_srpgN] = OPENSSL_strdup(gNid);
6e81b270	542
75ebbd9a RS	543	if (row[DB_srpid] == NULL
	544	\|\| row[DB_srpgN] == NULL
	545	\|\| row[DB_srptype] == NULL
	546	\|\| row[DB_srpverifier] == NULL
	547	\|\| row[DB_srpsalt] == NULL
6e81b270	548	\|\| (userinfo
7644a9ae	549	&& ((row[DB_srpinfo] = OPENSSL_strdup(userinfo))
75ebbd9a	550	== NULL)))
7e1b7485	551	goto end;
6e81b270 AP	552
	553	doupdatedb = 1;
	554	}
	555	}
7e1b7485	556	} else if (mode == OPT_DELETE) {
6e81b270 AP	557	if (userindex < 0) {
	558	BIO_printf(bio_err,
	559	"user \"%s\" does not exist, operation ignored. t\n",
	560	user);
	561	errors++;
	562	} else {
75ebbd9a	563	char **xpp = sk_OPENSSL_PSTRING_value(db->db->data, userindex);
6e81b270	564
75ebbd9a	565	BIO_printf(bio_err, "user \"%s\" revoked. t\n", user);
6e81b270	566	xpp[DB_srptype][0] = 'R';
6e81b270 AP	567	doupdatedb = 1;
	568	}
	569	}
c27363f5 RS	570	user = *argv++;
c27363f5 RS	571	if (user == NULL) {
5ec3210f DSC	572	/* no more processing in any mode if no users left */
5ec3210f DSC	573	break;
6e81b270 AP	574	}
	575	}
	576
7e1b7485 RS	577	if (verbose)
7e1b7485 RS	578	BIO_printf(bio_err, "User procession done.\n");
6e81b270 AP	579
	580	if (doupdatedb) {
	581	/* Lets check some fields */
	582	for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
	583	pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
	584
	585	if (pp[DB_srptype][0] == 'v') {
	586	pp[DB_srptype][0] = 'V';
ecf3a1fb	587	print_user(db, i, verbose);
6e81b270 AP	588	}
	589	}
	590
7e1b7485 RS	591	if (verbose)
7e1b7485 RS	592	BIO_printf(bio_err, "Trying to update srpvfile.\n");
dfd6211c	593	if (!save_index(srpvfile, "new", db))
7e1b7485	594	goto end;
6e81b270	595
7e1b7485 RS	596	if (verbose)
7e1b7485 RS	597	BIO_printf(bio_err, "Temporary srpvfile created.\n");
dfd6211c	598	if (!rotate_index(srpvfile, "new", "old"))
7e1b7485	599	goto end;
6e81b270	600
7e1b7485 RS	601	if (verbose)
7e1b7485 RS	602	BIO_printf(bio_err, "srpvfile updated.\n");
6e81b270 AP	603	}
	604
	605	ret = (errors != 0);
7e1b7485	606	end:
6e81b270	607	if (errors != 0)
7e1b7485 RS	608	if (verbose)
7e1b7485 RS	609	BIO_printf(bio_err, "User errors %d.\n", errors);
6e81b270	610
7e1b7485 RS	611	if (verbose)
7e1b7485 RS	612	BIO_printf(bio_err, "SRP terminating with code %d.\n", ret);
8bf78043	613
7b0ee135 MC	614	OPENSSL_free(passin);
7b0ee135 MC	615	OPENSSL_free(passout);
6e81b270 AP	616	if (ret)
6e81b270 AP	617	ERR_print_errors(bio_err);
25aaa98a RS	618	NCONF_free(conf);
25aaa98a RS	619	free_index(db);
dd1abd44	620	release_engine(e);
26a7d938	621	return ret;
6e81b270	622	}
edc032b5	623	#endif