addr.c

/*
 * src/lib/addr.c     Address Helpers
 *
 *      This library 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 version 2.1
 *      of the License.
 *
 * Copyright (c) 2008-2009 Thomas Graf <tgraf@suug.ch>
 */

/**
 * @ingroup cli
 * @defgroup cli_addr Addresses
 *
 * @{
 */

#include <netlink/cli/utils.h>
#include <netlink/cli/addr.h>

struct rtnl_addr *nl_cli_addr_alloc(void)
{
        struct rtnl_addr *addr;

        addr = rtnl_addr_alloc();
        if (!addr)
                nl_cli_fatal(ENOMEM, "Unable to allocate address object");

        return addr;
}

void nl_cli_addr_parse_family(struct rtnl_addr *addr, char *arg)
{
        int family;

        if ((family = nl_str2af(arg)) != AF_UNSPEC)
                rtnl_addr_set_family(addr, family);
}

void nl_cli_addr_parse_local(struct rtnl_addr *addr, char *arg)
{
        struct nl_addr *a;
        int err;

        a = nl_cli_addr_parse(arg, rtnl_addr_get_family(addr));
        if ((err = rtnl_addr_set_local(addr, a)) < 0)
                nl_cli_fatal(err, "Unable to set local address: %s",
                             nl_geterror(err));

        nl_addr_put(a);
}

void nl_cli_addr_parse_dev(struct rtnl_addr *addr, struct nl_cache *link_cache,
                           char *arg)
{
        int ival;

        if (!(ival = rtnl_link_name2i(link_cache, arg)))
                nl_cli_fatal(ENOENT, "Link \"%s\" does not exist", arg);

        rtnl_addr_set_ifindex(addr, ival);
}

void nl_cli_addr_parse_label(struct rtnl_addr *addr, char *arg)
{
        int err;

        if ((err = rtnl_addr_set_label(addr, arg)) < 0)
                nl_cli_fatal(err, "Unable to set address label: %s",
                             nl_geterror(err));
}

void nl_cli_addr_parse_peer(struct rtnl_addr *addr, char *arg)
{
        struct nl_addr *a;
        int err;

        a = nl_cli_addr_parse(arg, rtnl_addr_get_family(addr));
        if ((err = rtnl_addr_set_peer(addr, a)) < 0)
                nl_cli_fatal(err, "Unable to set peer address: %s",
                             nl_geterror(err));

        nl_addr_put(a);
}

void nl_cli_addr_parse_scope(struct rtnl_addr *addr, char *arg)
{
        int ival;

        if ((ival = rtnl_str2scope(arg)) < 0)
                nl_cli_fatal(EINVAL, "Unknown address scope \"%s\"", arg);

        rtnl_addr_set_scope(addr, ival);
}

void nl_cli_addr_parse_broadcast(struct rtnl_addr *addr, char *arg)
{
        struct nl_addr *a;
        int err;

        a = nl_cli_addr_parse(arg, rtnl_addr_get_family(addr));
        if ((err = rtnl_addr_set_broadcast(addr, a)) < 0)
                nl_cli_fatal(err, "Unable to set broadcast address: %s",
                             nl_geterror(err));

        nl_addr_put(a);
}

static uint32_t parse_lifetime(const char *arg)
{
        uint64_t msecs;
        int err;

        if (!strcasecmp(arg, "forever"))
                return 0xFFFFFFFFU;

        if ((err = nl_str2msec(arg, &msecs)) < 0)
                nl_cli_fatal(err, "Unable to parse time string \"%s\": %s",
                             arg, nl_geterror(err));

        return (msecs / 1000);
}

void nl_cli_addr_parse_preferred(struct rtnl_addr *addr, char *arg)
{
        rtnl_addr_set_preferred_lifetime(addr, parse_lifetime(arg));
}

void nl_cli_addr_parse_valid(struct rtnl_addr *addr, char *arg)
{
        rtnl_addr_set_valid_lifetime(addr, parse_lifetime(arg));
}

/** @} */