[thirdparty/systemd.git] / src / shared / socket-protocol-list.c

/* SPDX-License-Identifier: LGPL-2.1+ */

#include <errno.h>
#include <netinet/in.h>
#include <string.h>

#include "socket-protocol-list.h"
#include "macro.h"

static const struct socket_protocol_name* lookup_socket_protocol(register const char *str, register GPERF_LEN_TYPE len);

#include "socket-protocol-from-name.h"
#include "socket-protocol-to-name.h"

const char *socket_protocol_to_name(int id) {

        if (id < 0)
                return NULL;

        if (id >= (int) ELEMENTSOF(socket_protocol_names))
                return NULL;

        return socket_protocol_names[id];
}

int socket_protocol_from_name(const char *name) {
        const struct socket_protocol_name *sc;

        assert(name);

        sc = lookup_socket_protocol(name, strlen(name));
        if (!sc)
                return -EINVAL;

        return sc->id;
}
Commit	Line	Data
e045e325	1	/* SPDX-License-Identifier: LGPL-2.1+ */
e045e325	2
acf4d158	3	#include <errno.h>
e045e325 YW	4	#include <netinet/in.h>
	5	#include <string.h>
	6
	7	#include "socket-protocol-list.h"
	8	#include "macro.h"
	9
	10	static const struct socket_protocol_name* lookup_socket_protocol(register const char *str, register GPERF_LEN_TYPE len);
	11
	12	#include "socket-protocol-from-name.h"
	13	#include "socket-protocol-to-name.h"
	14
	15	const char *socket_protocol_to_name(int id) {
	16
	17	if (id < 0)
	18	return NULL;
	19
	20	if (id >= (int) ELEMENTSOF(socket_protocol_names))
	21	return NULL;
	22
	23	return socket_protocol_names[id];
	24	}
	25
	26	int socket_protocol_from_name(const char *name) {
	27	const struct socket_protocol_name *sc;
	28
	29	assert(name);
	30
	31	sc = lookup_socket_protocol(name, strlen(name));
	32	if (!sc)
acf4d158	33	return -EINVAL;
e045e325 YW	34
	35	return sc->id;
	36	}