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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "macro.h"
#include "networkd-link.h"
#include "parse-util.h"
#include "string-util.h"
#include "teql.h"
static int trivial_link_equalizer_verify(QDisc *qdisc) {
_cleanup_free_ char *tca_kind = NULL;
TrivialLinkEqualizer *teql;
teql = TEQL(ASSERT_PTR(qdisc));
if (asprintf(&tca_kind, "teql%u", teql->id) < 0)
return log_oom();
return free_and_replace(qdisc->tca_kind, tca_kind);
}
static int trivial_link_equalizer_is_ready(QDisc *qdisc, Link *link) {
Link *teql;
assert(qdisc);
assert(qdisc->tca_kind);
assert(link);
assert(link->manager);
if (link_get_by_name(link->manager, qdisc->tca_kind, &teql) < 0)
return false;
return link_is_ready_to_configure(teql, /* allow_unmanaged = */ true);
}
const QDiscVTable teql_vtable = {
.object_size = sizeof(TrivialLinkEqualizer),
.verify = trivial_link_equalizer_verify,
.is_ready = trivial_link_equalizer_is_ready,
};
int config_parse_trivial_link_equalizer_id(
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) {
_cleanup_(qdisc_free_or_set_invalidp) QDisc *qdisc = NULL;
TrivialLinkEqualizer *teql;
Network *network = data;
unsigned id;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = qdisc_new_static(QDISC_KIND_TEQL, network, filename, section_line, &qdisc);
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"More than one kind of queueing discipline, ignoring assignment: %m");
return 0;
}
teql = TEQL(qdisc);
if (isempty(rvalue)) {
teql->id = 0;
TAKE_PTR(qdisc);
return 0;
}
r = safe_atou(rvalue, &id);
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"Failed to parse '%s=', ignoring assignment: %s",
lvalue, rvalue);
return 0;
}
if (id > INT_MAX)
log_syntax(unit, LOG_WARNING, filename, line, 0,
"'%s=' is too large, ignoring assignment: %s",
lvalue, rvalue);
teql->id = id;
TAKE_PTR(qdisc);
return 0;
}
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