/*

 * Copyright (c) 2017 - 2019, [Ribose Inc](https://www.ribose.com).

 * 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.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND

 * ANY EXPRESS 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 COPYRIGHT OWNER OR 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.

 */

#include "pass-provider.h"

#include <stdio.h>

#include <string.h>

bool

rnp_password_provider_string(const pgp_password_ctx_t *ctx,

                             char *                    password,

                             size_t                    password_size,

                             void *                    userdata)

{

    char *passc = (char *) userdata;

    if (!passc || strlen(passc) >= (password_size - 1)) {

        return false;

    }

    strncpy(password, passc, password_size - 1);

    return true;

}

bool

pgp_request_password(const pgp_password_provider_t *provider,

                     const pgp_password_ctx_t *     ctx,

                     char *                         password,

                     size_t                         password_size)

{

    if (!provider || !provider->callback || !ctx || !password || !password_size) {

        return false;

    }

    return provider->callback(ctx, password, password_size, provider->userdata);

}