/*
 * 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);
}