| /* 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 = ASSERT_PTR(data); |
| unsigned id; |
| int r; |
| |
| assert(filename); |
| assert(lvalue); |
| assert(rvalue); |
| |
| 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; |
| } |