githubmirror/iproute2

include/mnl_utils.h

35 строк1 KB

Jiri Pirko

mnl_utils: introduce a helper to check if dump policy exists for command

11 сен 2023, 18:16

11 сен 2023, 18:1620b299a

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MNL_UTILS_H__
#define __MNL_UTILS_H__ 1

struct mnlu_gen_socket {
	struct mnl_socket *nl;
	char *buf;
	uint32_t family;
	uint32_t maxattr;
	unsigned int seq;
	uint8_t version;
};

int mnlu_gen_socket_open(struct mnlu_gen_socket *nlg, const char *family_name,
			 uint8_t version);
void mnlu_gen_socket_close(struct mnlu_gen_socket *nlg);
struct nlmsghdr *
_mnlu_gen_socket_cmd_prepare(struct mnlu_gen_socket *nlg,
			     uint8_t cmd, uint16_t flags,
			     uint32_t id, uint8_t version);
struct nlmsghdr *mnlu_gen_socket_cmd_prepare(struct mnlu_gen_socket *nlg,
					     uint8_t cmd, uint16_t flags);
int mnlu_gen_socket_sndrcv(struct mnlu_gen_socket *nlg, const struct nlmsghdr *nlh,
			   mnl_cb_t data_cb, void *data);

struct mnl_socket *mnlu_socket_open(int bus);
struct nlmsghdr *mnlu_msg_prepare(void *buf, uint32_t nlmsg_type, uint16_t flags,
				  void *extra_header, size_t extra_header_size);
int mnlu_socket_recv_run(struct mnl_socket *nl, unsigned int seq, void *buf, size_t buf_size,
			 mnl_cb_t cb, void *data);
int mnlu_gen_socket_recv_run(struct mnlu_gen_socket *nlg, mnl_cb_t cb,
			     void *data);
int mnlu_gen_cmd_dump_policy(struct mnlu_gen_socket *nlg, uint8_t cmd);

#endif /* __MNL_UTILS_H__ */