[thirdparty/systemd.git] / src / resolve / resolved-dns-stub.h

/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include "in-addr-util.h"
#include "resolved-forward.h"

typedef enum DnsStubListenerMode {
        DNS_STUB_LISTENER_NO,
        DNS_STUB_LISTENER_UDP = 1 << 0,
        DNS_STUB_LISTENER_TCP = 1 << 1,
        DNS_STUB_LISTENER_YES = DNS_STUB_LISTENER_UDP | DNS_STUB_LISTENER_TCP,
        _DNS_STUB_LISTENER_MODE_MAX,
        _DNS_STUB_LISTENER_MODE_INVALID = -EINVAL,
} DnsStubListenerMode;

typedef struct DnsStubListenerExtra {
        Manager *manager;

        DnsStubListenerMode mode;

        int family;
        union in_addr_union address;
        uint16_t port;

        sd_event_source *udp_event_source;
        sd_event_source *tcp_event_source;

        Hashmap *queries_by_packet;
} DnsStubListenerExtra;

extern const struct hash_ops dns_stub_listener_extra_hash_ops;

int dns_stub_listener_extra_new(Manager *m, DnsStubListenerExtra **ret);
DnsStubListenerExtra *dns_stub_listener_extra_free(DnsStubListenerExtra *p);
static inline uint16_t dns_stub_listener_extra_port(DnsStubListenerExtra *p) {
        assert(p);

        return p->port > 0 ? p->port : 53;
}

void manager_dns_stub_stop(Manager *m);
int manager_dns_stub_start(Manager *m);

const char* dns_stub_listener_mode_to_string(DnsStubListenerMode p) _const_;
DnsStubListenerMode dns_stub_listener_mode_from_string(const char *s) _pure_;
Commit	Line	Data
	1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
	2	#pragma once
	3
	4	#include "in-addr-util.h"
	5	#include "resolved-forward.h"
	6
	7	typedef enum DnsStubListenerMode {
	8	DNS_STUB_LISTENER_NO,
	9	DNS_STUB_LISTENER_UDP = 1 << 0,
	10	DNS_STUB_LISTENER_TCP = 1 << 1,
	11	DNS_STUB_LISTENER_YES = DNS_STUB_LISTENER_UDP \| DNS_STUB_LISTENER_TCP,
	12	_DNS_STUB_LISTENER_MODE_MAX,
	13	_DNS_STUB_LISTENER_MODE_INVALID = -EINVAL,
	14	} DnsStubListenerMode;
	15
	16	typedef struct DnsStubListenerExtra {
	17	Manager *manager;
	18
	19	DnsStubListenerMode mode;
	20
	21	int family;
	22	union in_addr_union address;
	23	uint16_t port;
	24
	25	sd_event_source *udp_event_source;
	26	sd_event_source *tcp_event_source;
	27
	28	Hashmap *queries_by_packet;
	29	} DnsStubListenerExtra;
	30
	31	extern const struct hash_ops dns_stub_listener_extra_hash_ops;
	32
	33	int dns_stub_listener_extra_new(Manager m, DnsStubListenerExtra *ret);
	34	DnsStubListenerExtra dns_stub_listener_extra_free(DnsStubListenerExtra p);
	35	static inline uint16_t dns_stub_listener_extra_port(DnsStubListenerExtra *p) {
	36	assert(p);
	37
	38	return p->port > 0 ? p->port : 53;
	39	}
	40
	41	void manager_dns_stub_stop(Manager *m);
	42	int manager_dns_stub_start(Manager *m);
	43
	44	const char* dns_stub_listener_mode_to_string(DnsStubListenerMode p) _const_;
	45	DnsStubListenerMode dns_stub_listener_mode_from_string(const char *s) _pure_;