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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2013 Tom Gundersen <teg@jklm.no>
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 "util.h"
#include "conf-parser.h"
#include "networkd-util.h"
const char *address_family_boolean_to_string(AddressFamilyBoolean b) {
if (b == ADDRESS_FAMILY_YES ||
b == ADDRESS_FAMILY_NO)
return yes_no(b == ADDRESS_FAMILY_YES);
if (b == ADDRESS_FAMILY_IPV4)
return "ipv4";
if (b == ADDRESS_FAMILY_IPV6)
return "ipv6";
return NULL;
}
AddressFamilyBoolean address_family_boolean_from_string(const char *s) {
int r;
/* Make this a true superset of a boolean */
r = parse_boolean(s);
if (r > 0)
return ADDRESS_FAMILY_YES;
if (r == 0)
return ADDRESS_FAMILY_NO;
if (streq(s, "ipv4"))
return ADDRESS_FAMILY_IPV4;
if (streq(s, "ipv6"))
return ADDRESS_FAMILY_IPV6;
return _ADDRESS_FAMILY_BOOLEAN_INVALID;
}
DEFINE_CONFIG_PARSE_ENUM(config_parse_address_family_boolean, address_family_boolean, AddressFamilyBoolean, "Failed to parse option");
int config_parse_address_family_boolean_with_kernel(
const char* unit,
const char *filename,
unsigned line,
const char *section,
unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
AddressFamilyBoolean *fwd = data, s;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
s = address_family_boolean_from_string(rvalue);
if (s < 0) {
if (streq(rvalue, "kernel"))
s = _ADDRESS_FAMILY_BOOLEAN_INVALID;
else {
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPForwarding= option, ignoring: %s", rvalue);
return 0;
}
}
*fwd = s;
return 0;
}
static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
[RESOLVE_SUPPORT_NO] = "no",
[RESOLVE_SUPPORT_YES] = "yes",
[RESOLVE_SUPPORT_RESOLVE] = "resolve",
};
DEFINE_STRING_TABLE_LOOKUP(resolve_support, ResolveSupport);
int config_parse_resolve(
const char* unit,
const char *filename,
unsigned line,
const char *section,
unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
ResolveSupport *resolve = data;
int k;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(resolve);
/* Our enum shall be a superset of booleans, hence first try
* to parse as boolean, and then as enum */
k = parse_boolean(rvalue);
if (k > 0)
*resolve = RESOLVE_SUPPORT_YES;
else if (k == 0)
*resolve = RESOLVE_SUPPORT_NO;
else {
ResolveSupport s;
s = resolve_support_from_string(rvalue);
if (s < 0){
log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse %s= option, ignoring: %s", lvalue, rvalue);
return 0;
}
*resolve = s;
}
return 0;
}
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