socket.h
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#pragma once
#include <stdint.h>
#include <stdbool.h>
struct sockaddr;
struct osmo_fd;
/* flags for osmo_sock_init. */
#define OSMO_SOCK_F_CONNECT (1 << 0)
#define OSMO_SOCK_F_BIND (1 << 1)
#define OSMO_SOCK_F_NONBLOCK (1 << 2)
#define OSMO_SOCK_F_NO_MCAST_LOOP (1 << 3)
#define OSMO_SOCK_F_NO_MCAST_ALL (1 << 4)
int osmo_sock_init(uint16_t family, uint16_t type, uint8_t proto,
const char *host, uint16_t port, unsigned int flags);
int osmo_sock_init2(uint16_t family, uint16_t type, uint8_t proto,
const char *local_host, uint16_t local_port,
const char *remote_host, uint16_t remote_port, unsigned int flags);
int osmo_sock_init_ofd(struct osmo_fd *ofd, int family, int type, int proto,
const char *host, uint16_t port, unsigned int flags);
int osmo_sock_init2_ofd(struct osmo_fd *ofd, int family, int type, int proto,
const char *local_host, uint16_t local_port,
const char *remote_host, uint16_t remote_port, unsigned int flags);
int osmo_sock_init_sa(struct sockaddr *ss, uint16_t type,
uint8_t proto, unsigned int flags);
int osmo_sockaddr_is_local(struct sockaddr *addr, unsigned int addrlen);
unsigned int osmo_sockaddr_to_str_and_uint(char *addr, unsigned int addr_len, uint16_t *port,
const struct sockaddr *sa);
int osmo_sock_unix_init(uint16_t type, uint8_t proto,
const char *socket_path, unsigned int flags);
int osmo_sock_unix_init_ofd(struct osmo_fd *ofd, uint16_t type, uint8_t proto,
const char *socket_path, unsigned int flags);
char *osmo_sock_get_name(void *ctx, int fd);
int osmo_sock_mcast_loop_set(int fd, bool enable);
int osmo_sock_mcast_ttl_set(int fd, uint8_t ttl);
int osmo_sock_mcast_all_set(int fd, bool enable);
int osmo_sock_mcast_subscribe(int fd, const char *grp_addr);
int osmo_sock_local_ip(char *local_ip, const char *remote_ip);
osmo_sock_mcast_loop_set
int osmo_sock_mcast_loop_set(int fd, bool enable)
Activate or de-activate local loop-back of transmitted multicast packets.
Definition: socket.c:731
osmo_sock_init
int osmo_sock_init(uint16_t family, uint16_t type, uint8_t proto, const char *host, uint16_t port, unsigned int flags)
Initialize a socket (including bind/connect)
Definition: socket.c:310
osmo_sock_unix_init
int osmo_sock_unix_init(uint16_t type, uint8_t proto, const char *socket_path, unsigned int flags)
Initialize a unix domain socket (including bind/connect)
Definition: socket.c:587
osmo_sock_mcast_all_set
int osmo_sock_mcast_all_set(int fd, bool enable)
Enable/disable receiving all multicast packets, even for non-subscribed groups.
Definition: socket.c:778
osmo_sock_unix_init_ofd
int osmo_sock_unix_init_ofd(struct osmo_fd *ofd, uint16_t type, uint8_t proto, const char *socket_path, unsigned int flags)
Initialize a unix domain socket and fill osmo_fd.
Definition: socket.c:660
osmo_sock_init_ofd
int osmo_sock_init_ofd(struct osmo_fd *ofd, int family, int type, int proto, const char *host, uint16_t port, unsigned int flags)
Initialize a socket and fill osmo_fd.
Definition: socket.c:426
osmo_sock_mcast_ttl_set
int osmo_sock_mcast_ttl_set(int fd, uint8_t ttl)
Set the TTL of outbound multicast packets.
Definition: socket.c:756
osmo_sock_mcast_subscribe
int osmo_sock_mcast_subscribe(int fd, const char *grp_addr)
Subscribe to the given IP multicast group.
Definition: socket.c:810
osmo_sockaddr_is_local
int osmo_sockaddr_is_local(struct sockaddr *addr, unsigned int addrlen)
Determine if the given address is a local address.
Definition: socket.c:534
osmo_sock_init2
int osmo_sock_init2(uint16_t family, uint16_t type, uint8_t proto, const char *local_host, uint16_t local_port, const char *remote_host, uint16_t remote_port, unsigned int flags)
Initialize a socket (including bind and/or connect)
Definition: socket.c:182
osmo_sockaddr_to_str_and_uint
unsigned int osmo_sockaddr_to_str_and_uint(char *addr, unsigned int addr_len, uint16_t *port, const struct sockaddr *sa)
Convert sockaddr to IP address as char string and port as uint16_t.
Definition: socket.c:564
osmo_sock_local_ip
int osmo_sock_local_ip(char *local_ip, const char *remote_ip)
Determine the matching local IP-address for a given remote IP-Address.
Definition: socket.c:850
osmo_sock_init2_ofd
int osmo_sock_init2_ofd(struct osmo_fd *ofd, int family, int type, int proto, const char *local_host, uint16_t local_port, const char *remote_host, uint16_t remote_port, unsigned int flags)
Initialize a socket and fill osmo_fd.
Definition: socket.c:447
type
uint8_t type
see GSMTAP_TYPE_*
Definition: gsmtap.h:4
osmo_fd
Structure representing a file dsecriptor.
Definition: select.h:23
osmo_sock_get_name
char * osmo_sock_get_name(void *ctx, int fd)
Get address/port information on soocket in dyn-alloc string.
Definition: socket.c:671
osmo_sock_init_sa
int osmo_sock_init_sa(struct sockaddr *ss, uint16_t type, uint8_t proto, unsigned int flags)
Initialize a socket and fill sockaddr.
Definition: socket.c:465
osmo_fd::fd
int fd
actual operating-system level file decriptor
Definition: select.h:27