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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NETWORK_HELPERS_H
#define __NETWORK_HELPERS_H
#include <sys/socket.h>
#include <sys/types.h>
#include <linux/types.h>
typedef __u16 __sum16;
#include <linux/if_ether.h>
#include <linux/if_packet.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <netinet/tcp.h>
#include <bpf/bpf_endian.h>
#define MAGIC_VAL 0x1234
#define NUM_ITER 100000
#define VIP_NUM 5
#define MAGIC_BYTES 123
struct network_helper_opts {
const char *cc;
int timeout_ms;
bool must_fail;
bool noconnect;
int type;
int proto;
};
/* ipv4 test vector */
struct ipv4_packet {
struct ethhdr eth;
struct iphdr iph;
struct tcphdr tcp;
} __packed;
extern struct ipv4_packet pkt_v4;
/* ipv6 test vector */
struct ipv6_packet {
struct ethhdr eth;
struct ipv6hdr iph;
struct tcphdr tcp;
} __packed;
extern struct ipv6_packet pkt_v6;
int settimeo(int fd, int timeout_ms);
int start_server(int family, int type, const char *addr, __u16 port,
int timeout_ms);
int start_mptcp_server(int family, const char *addr, __u16 port,
int timeout_ms);
int *start_reuseport_server(int family, int type, const char *addr_str,
__u16 port, int timeout_ms,
unsigned int nr_listens);
void free_fds(int *fds, unsigned int nr_close_fds);
int connect_to_addr(const struct sockaddr_storage *addr, socklen_t len, int type);
int connect_to_fd(int server_fd, int timeout_ms);
int connect_to_fd_opts(int server_fd, const struct network_helper_opts *opts);
int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms);
int fastopen_connect(int server_fd, const char *data, unsigned int data_len,
int timeout_ms);
int make_sockaddr(int family, const char *addr_str, __u16 port,
struct sockaddr_storage *addr, socklen_t *len);
char *ping_command(int family);
int get_socket_local_port(int sock_fd);
struct nstoken;
/**
* open_netns() - Switch to specified network namespace by name.
*
* Returns token with which to restore the original namespace
* using close_netns().
*/
struct nstoken *open_netns(const char *name);
void close_netns(struct nstoken *token);
#endif
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