patty/include/patty/ax25/sock.h

128 lines
3.5 KiB
C

#ifndef _PATTY_AX25_SOCK_H
#define _PATTY_AX25_SOCK_H
#define PATTY_AX25_SOCK_BUFSZ 328
#define PATTY_AX25_SOCK_SLOTS_SABM 8
#define PATTY_AX25_SOCK_SLOTS_SABME 128
#define PATTY_AX25_SOCK_DEFAULT_MAXLEN 256
#define PATTY_AX25_SOCK_DEFAULT_WINDOW 8
#define PATTY_AX25_SOCK_DEFAULT_SLOTS PATTY_AX25_SOCK_SLOTS_SABM
enum patty_ax25_sock_type {
PATTY_AX25_SOCK_STREAM,
PATTY_AX25_SOCK_RAW
};
enum patty_ax25_sock_status {
PATTY_AX25_SOCK_CLOSED,
PATTY_AX25_SOCK_LISTENING,
PATTY_AX25_SOCK_PENDING_ACCEPT,
PATTY_AX25_SOCK_PENDING_CONNECT,
PATTY_AX25_SOCK_ESTABLISHED
};
enum patty_ax25_sock_mode {
PATTY_AX25_SOCK_DM,
PATTY_AX25_SOCK_SABM,
PATTY_AX25_SOCK_SABME
};
enum patty_ax25_sock_opt {
PATTY_AX25_SOCK_IF
};
enum patty_ax25_sock_flags {
PATTY_AX25_SOCK_SREJ = (1 << 2),
PATTY_AX25_SOCK_MODULO_8 = (1 << 3),
PATTY_AX25_SOCK_MODULO_128 = (1 << 4),
PATTY_AX25_SOCK_TEST = (1 << 5),
PATTY_AX25_SOCK_SYNC_TX = (1 << 6),
PATTY_AX25_SOCK_SEGMENTER = (1 << 7)
};
typedef struct _patty_ax25_sock {
enum patty_ax25_proto proto;
enum patty_ax25_sock_type type;
enum patty_ax25_sock_status status;
enum patty_ax25_sock_mode mode;
time_t timer_ack,
timer_response,
timer_keepalive;
size_t n_maxlen,
n_retry,
n_window;
unsigned int seq_send,
seq_recv;
unsigned int flags;
int fd;
char path[PATTY_AX25_SOCK_PATH_SIZE];
void *rx_buf;
void *tx_slots;
patty_ax25_if *iface;
patty_ax25_addr local,
remote,
repeaters[PATTY_AX25_MAX_HOPS];
unsigned int hops;
} patty_ax25_sock;
patty_ax25_sock *patty_ax25_sock_new(enum patty_ax25_proto proto,
enum patty_ax25_sock_type type);
void patty_ax25_sock_reset(patty_ax25_sock *sock);
void patty_ax25_sock_destroy(patty_ax25_sock *sock);
int patty_ax25_sock_mode_set(patty_ax25_sock *sock,
enum patty_ax25_sock_mode mode);
char *patty_ax25_sock_pty(patty_ax25_sock *sock);
int patty_ax25_sock_bind_if(patty_ax25_sock *sock,
patty_ax25_if *iface);
void patty_ax25_sock_seq_send_incr(patty_ax25_sock *sock);
void patty_ax25_sock_seq_recv_incr(patty_ax25_sock *sock);
ssize_t patty_ax25_sock_send(patty_ax25_sock *sock,
enum patty_ax25_frame_cr cr,
uint16_t control,
void *info,
size_t infolen);
ssize_t patty_ax25_sock_resend(patty_ax25_sock *sock,
unsigned int seq);
ssize_t patty_ax25_sock_send_rr(patty_ax25_sock *sock,
enum patty_ax25_frame_cr cr);
ssize_t patty_ax25_sock_send_rnr(patty_ax25_sock *sock,
enum patty_ax25_frame_cr cr);
ssize_t patty_ax25_sock_send_rej(patty_ax25_sock *sock,
enum patty_ax25_frame_cr cr);
ssize_t patty_ax25_sock_send_srej(patty_ax25_sock *sock,
enum patty_ax25_frame_cr cr);
ssize_t patty_ax25_sock_send_sabm(patty_ax25_sock *sock, int flag);
ssize_t patty_ax25_sock_send_sabme(patty_ax25_sock *sock, int flag);
ssize_t patty_ax25_sock_send_disc(patty_ax25_sock *sock, int flag);
ssize_t patty_ax25_sock_write(patty_ax25_sock *sock,
void *buf,
size_t len);
#endif /* _PATTY_AX25_SOCK_H */