147 lines
4.3 KiB
C
147 lines
4.3 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2013 Tom Gundersen <teg@jklm.no>
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "conf-parser.h"
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#include "networkd-util.h"
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#include "parse-util.h"
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#include "string-table.h"
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#include "string-util.h"
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#include "util.h"
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const char *address_family_boolean_to_string(AddressFamilyBoolean b) {
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if (b == ADDRESS_FAMILY_YES ||
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b == ADDRESS_FAMILY_NO)
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return yes_no(b == ADDRESS_FAMILY_YES);
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if (b == ADDRESS_FAMILY_IPV4)
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return "ipv4";
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if (b == ADDRESS_FAMILY_IPV6)
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return "ipv6";
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return NULL;
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}
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AddressFamilyBoolean address_family_boolean_from_string(const char *s) {
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int r;
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/* Make this a true superset of a boolean */
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r = parse_boolean(s);
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if (r > 0)
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return ADDRESS_FAMILY_YES;
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if (r == 0)
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return ADDRESS_FAMILY_NO;
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if (streq(s, "ipv4"))
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return ADDRESS_FAMILY_IPV4;
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if (streq(s, "ipv6"))
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return ADDRESS_FAMILY_IPV6;
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return _ADDRESS_FAMILY_BOOLEAN_INVALID;
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}
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DEFINE_CONFIG_PARSE_ENUM(config_parse_address_family_boolean, address_family_boolean, AddressFamilyBoolean, "Failed to parse option");
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int config_parse_address_family_boolean_with_kernel(
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const char* unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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AddressFamilyBoolean *fwd = data, s;
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assert(filename);
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assert(lvalue);
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assert(rvalue);
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assert(data);
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s = address_family_boolean_from_string(rvalue);
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if (s < 0) {
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if (streq(rvalue, "kernel"))
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s = _ADDRESS_FAMILY_BOOLEAN_INVALID;
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else {
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log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPForwarding= option, ignoring: %s", rvalue);
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return 0;
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}
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}
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*fwd = s;
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return 0;
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}
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static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
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[RESOLVE_SUPPORT_NO] = "no",
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[RESOLVE_SUPPORT_YES] = "yes",
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[RESOLVE_SUPPORT_RESOLVE] = "resolve",
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};
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DEFINE_STRING_TABLE_LOOKUP(resolve_support, ResolveSupport);
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int config_parse_resolve(
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const char* unit,
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const char *filename,
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unsigned line,
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const char *section,
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unsigned section_line,
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const char *lvalue,
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int ltype,
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const char *rvalue,
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void *data,
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void *userdata) {
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ResolveSupport *resolve = data;
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int k;
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assert(filename);
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assert(lvalue);
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assert(rvalue);
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assert(resolve);
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/* Our enum shall be a superset of booleans, hence first try
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* to parse as boolean, and then as enum */
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k = parse_boolean(rvalue);
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if (k > 0)
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*resolve = RESOLVE_SUPPORT_YES;
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else if (k == 0)
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*resolve = RESOLVE_SUPPORT_NO;
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else {
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ResolveSupport s;
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s = resolve_support_from_string(rvalue);
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if (s < 0){
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log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse %s= option, ignoring: %s", lvalue, rvalue);
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return 0;
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}
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*resolve = s;
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}
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return 0;
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}
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