socket.c File Reference
Socket convenience functions
`#include "../config.h"`
`#include <osmocom/core/logging.h>`
`#include <osmocom/core/select.h>`
`#include <osmocom/core/socket.h>`
`#include <osmocom/core/talloc.h>`
`#include <osmocom/core/utils.h>`
`#include <sys/ioctl.h>`
`#include <sys/socket.h>`
`#include <sys/types.h>`
`#include <sys/un.h>`
`#include <netinet/in.h>`
`#include <arpa/inet.h>`
`#include <stdio.h>`
`#include <unistd.h>`
`#include <stdint.h>`
`#include <string.h>`
`#include <errno.h>`
`#include <netdb.h>`
`#include <ifaddrs.h>`

## Functions

static struct addrinfo * | addrinfo_helper (uint16_t family, uint16_t type, uint8_t proto, const char *host, uint16_t port, bool passive)
static int | socket_helper (const struct addrinfo *rp, unsigned int flags)
static int | osmo_sock_init_tail (int fd, uint16_t type, 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)
| Initialize a socket (including bind and/or connect) More...
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) More...
static int | osmo_fd_init_ofd (struct osmo_fd *ofd, int sfd)
| fill osmo_fd for a give sfd More...
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. More...
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. More...
int | osmo_sock_init_sa (struct sockaddr *ss, uint16_t type, uint8_t proto, unsigned int flags)
| Initialize a socket and fill sockaddr. More...
static int | sockaddr_equal (const struct sockaddr *a, const struct sockaddr *b, unsigned int len)
int | osmo_sockaddr_is_local (struct sockaddr *addr, unsigned int addrlen)
| Determine if the given address is a local address. More...
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. More...
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) More...
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. More...
char * | osmo_sock_get_name (void *ctx, int fd)
| Get address/port information on soocket in dyn-alloc string. More...
static int | sock_get_domain (int fd)
int | osmo_sock_mcast_loop_set (int fd, bool enable)
| Activate or de-activate local loop-back of transmitted multicast packets. More...
int | osmo_sock_mcast_ttl_set (int fd, uint8_t ttl)
| Set the TTL of outbound multicast packets. More...
int | osmo_sock_mcast_all_set (int fd, bool enable)
| Enable/disable receiving all multicast packets, even for non-subscribed groups. More...
int | osmo_sock_mcast_subscribe (int fd, const char *grp_addr)
| Subscribe to the given IP multicast group. More...
int | osmo_sock_local_ip (char *local_ip, const char *remote_ip)
| Determine the matching local IP-address for a given remote IP-Address. More...