93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include "macro.h"
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#include "netlink-util.h"
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#include "parse-util.h"
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#include "stdio-util.h"
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#include "string-util.h"
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#include "teql.h"
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static int trivial_link_equalizer_fill_tca_kind(Link *link, QDisc *qdisc, sd_netlink_message *req) {
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char kind[STRLEN("teql") + DECIMAL_STR_MAX(unsigned)];
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TrivialLinkEqualizer *teql;
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int r;
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assert(link);
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assert(qdisc);
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assert(req);
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teql = TEQL(qdisc);
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xsprintf(kind, "teql%u", teql->id);
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r = sd_netlink_message_append_string(req, TCA_KIND, kind);
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if (r < 0)
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return log_link_error_errno(link, r, "Could not append TCA_KIND attribute: %m");
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return 0;
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}
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const QDiscVTable teql_vtable = {
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.object_size = sizeof(TrivialLinkEqualizer),
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.fill_tca_kind = trivial_link_equalizer_fill_tca_kind,
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};
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int config_parse_trivial_link_equalizer_id(
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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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_cleanup_(qdisc_free_or_set_invalidp) QDisc *qdisc = NULL;
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TrivialLinkEqualizer *teql;
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Network *network = data;
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unsigned id;
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int r;
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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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r = qdisc_new_static(QDISC_KIND_TEQL, network, filename, section_line, &qdisc);
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if (r == -ENOMEM)
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return log_oom();
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if (r < 0) {
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log_syntax(unit, LOG_WARNING, filename, line, r,
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"More than one kind of queueing discipline, ignoring assignment: %m");
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return 0;
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}
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teql = TEQL(qdisc);
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if (isempty(rvalue)) {
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teql->id = 0;
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qdisc = NULL;
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return 0;
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}
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r = safe_atou(rvalue, &id);
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if (r < 0) {
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log_syntax(unit, LOG_WARNING, filename, line, r,
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"Failed to parse '%s=', ignoring assignment: %s",
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lvalue, rvalue);
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return 0;
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}
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if (id > INT_MAX) {
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log_syntax(unit, LOG_WARNING, filename, line, 0,
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"'%s=' is too large, ignoring assignment: %s",
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lvalue, rvalue);
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}
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teql->id = id;
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qdisc = NULL;
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return 0;
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}
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