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/*
 * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the OpenSSL license (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 <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/conf.h>
#include <openssl/x509v3.h>

int ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
                               BIT_STRING_BITNAME *tbl, int indent)
{
    BIT_STRING_BITNAME *bnam;
    char first = 1;
    BIO_printf(out, "%*s", indent, "");
    for (bnam = tbl; bnam->lname; bnam++) {
        if (ASN1_BIT_STRING_get_bit(bs, bnam->bitnum)) {
            if (!first)
                BIO_puts(out, ", ");
            BIO_puts(out, bnam->lname);
            first = 0;
        }
    }
    BIO_puts(out, "\n");
    return 1;
}

int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, const char *name, int value,
                            BIT_STRING_BITNAME *tbl)
{
    int bitnum;
    bitnum = ASN1_BIT_STRING_num_asc(name, tbl);
    if (bitnum < 0)
        return 0;
    if (bs) {
        if (!ASN1_BIT_STRING_set_bit(bs, bitnum, value))
            return 0;
    }
    return 1;
}

int ASN1_BIT_STRING_num_asc(const char *name, BIT_STRING_BITNAME *tbl)
{
    BIT_STRING_BITNAME *bnam;
    for (bnam = tbl; bnam->lname; bnam++) {
        if ((strcmp(bnam->sname, name) == 0)
            || (strcmp(bnam->lname, name) == 0))
            return bnam->bitnum;
    }
    return -1;
}