libosmo-abis/include/osmocom/abis/ipa.h

74 lines
2.6 KiB
C

#ifndef _OSMO_IPA_H_
#define _OSMO_IPA_H_
#include <stdint.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/timer.h>
struct ipa_server_link {
struct e1inp_line *line;
struct osmo_fd ofd;
const char *addr;
uint16_t port;
int (*accept_cb)(struct ipa_server_link *link, int fd);
void *data;
};
struct ipa_server_link *ipa_server_link_create(void *ctx, struct e1inp_line *line, const char *addr, uint16_t port, int (*accept_cb)(struct ipa_server_link *link, int fd), void *data);
void ipa_server_link_destroy(struct ipa_server_link *link);
int ipa_server_link_open(struct ipa_server_link *link);
void ipa_server_link_close(struct ipa_server_link *link);
struct ipa_server_conn {
struct ipa_server_link *server;
struct osmo_fd ofd;
struct llist_head tx_queue;
int (*closed_cb)(struct ipa_server_conn *peer);
int (*cb)(struct ipa_server_conn *peer, struct msgb *msg);
void *data;
struct msgb *pending_msg;
};
struct ipa_server_conn *ipa_server_conn_create(void *ctx, struct ipa_server_link *link, int fd, int (*cb)(struct ipa_server_conn *peer, struct msgb *msg), int (*closed_cb)(struct ipa_server_conn *peer), void *data);
void ipa_server_conn_destroy(struct ipa_server_conn *peer);
void ipa_server_conn_send(struct ipa_server_conn *peer, struct msgb *msg);
enum ipa_client_conn_state {
IPA_CLIENT_LINK_STATE_NONE = 0,
IPA_CLIENT_LINK_STATE_CONNECTING = 1,
IPA_CLIENT_LINK_STATE_CONNECTED = 2,
IPA_CLIENT_LINK_STATE_MAX
};
struct ipa_client_conn {
struct e1inp_line *line;
struct osmo_fd *ofd;
struct llist_head tx_queue;
struct osmo_timer_list timer;
enum ipa_client_conn_state state;
const char *addr;
uint16_t port;
void (*updown_cb)(struct ipa_client_conn *link, int up);
int (*read_cb)(struct ipa_client_conn *link, struct msgb *msg);
int (*write_cb)(struct ipa_client_conn *link);
void *data;
struct msgb *pending_msg;
};
struct ipa_client_conn *ipa_client_conn_create(void *ctx, struct e1inp_ts *ts, int priv_nr, const char *addr, uint16_t port, void (*updown)(struct ipa_client_conn *link, int), int (*read_cb)(struct ipa_client_conn *link, struct msgb *msgb), int (*write_cb)(struct ipa_client_conn *link), void *data);
void ipa_client_conn_destroy(struct ipa_client_conn *link);
int ipa_client_conn_open(struct ipa_client_conn *link);
void ipa_client_conn_close(struct ipa_client_conn *link);
void ipa_client_conn_send(struct ipa_client_conn *link, struct msgb *msg);
int ipa_msg_recv(int fd, struct msgb **rmsg);
int ipa_msg_recv_buffered(int fd, struct msgb **rmsg, struct msgb **tmp_msg);
int ipaccess_rcvmsg_base(struct msgb *msg, struct osmo_fd *bfd);
#endif