src/basic/string-table.c


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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

/***
  This file is part of systemd.

  Copyright 2010 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "string-util.h"
#include "string-table.h"

ssize_t string_table_lookup(const char * const *table, size_t len, const char *key) {
        size_t i;

        if (!key)
                return -1;

        for (i = 0; i < len; ++i)
                if (streq_ptr(table[i], key))
                        return (ssize_t) i;

        return -1;
}