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#ifndef __NETWORK_H
#define __NETWORK_H
#ifdef HAVE_SOCKS_H
#include <socks.h>
#endif
#include <sys/types.h>
#ifndef WIN32
# include <sys/socket.h>
# include <netinet/in.h>
# include <netdb.h>
# include <arpa/inet.h>
#endif
#ifndef AF_INET6
# ifdef PF_INET6
# define AF_INET6 PF_INET6
# else
# define AF_INET6 10
# endif
#endif
struct _IPADDR {
unsigned short family;
#ifdef HAVE_IPV6
struct in6_addr ip;
#else
struct in_addr ip;
#endif
};
/* maxmimum string length of IP address */
#ifdef HAVE_IPV6
# define MAX_IP_LEN INET6_ADDRSTRLEN
#else
# define MAX_IP_LEN 20
#endif
#define IPADDR_IS_V6(ip) ((ip)->family != AF_INET)
extern IPADDR ip4_any;
/* returns 1 if IPADDRs are the same */
int net_ip_compare(IPADDR *ip1, IPADDR *ip2);
/* Connect to socket */
GIOChannel *net_connect(const char *addr, int port, IPADDR *my_ip);
/* Connect to socket with ip address and SSL*/
GIOChannel *net_connect_ip_ssl(IPADDR *ip, int port, IPADDR *my_ip, const char *cert, const char *pkey, const char *cafile, const char *capath, gboolean verify);
int irssi_ssl_handshake(GIOChannel *handle);
/* Connect to socket with ip address */
GIOChannel *net_connect_ip(IPADDR *ip, int port, IPADDR *my_ip);
/* Connect to named UNIX socket */
GIOChannel *net_connect_unix(const char *path);
/* Disconnect socket */
void net_disconnect(GIOChannel *handle);
/* Listen for connections on a socket */
GIOChannel *net_listen(IPADDR *my_ip, int *port);
/* Accept a connection on a socket */
GIOChannel *net_accept(GIOChannel *handle, IPADDR *addr, int *port);
/* Read data from socket, return number of bytes read, -1 = error */
int net_receive(GIOChannel *handle, char *buf, int len);
/* Transmit data, return number of bytes sent, -1 = error */
int net_transmit(GIOChannel *handle, const char *data, int len);
/* Get IP addresses for host, both IPv4 and IPv6 if possible.
If ip->family is 0, the address wasn't found.
Returns 0 = ok, others = error code for net_gethosterror() */
int net_gethostbyname(const char *addr, IPADDR *ip4, IPADDR *ip6);
/* Get name for host, *name should be g_free()'d unless it's NULL.
Return values are the same as with net_gethostbyname() */
int net_gethostbyaddr(IPADDR *ip, char **name);
/* get error of net_gethostname() */
const char *net_gethosterror(int error);
/* return TRUE if host lookup failed because it didn't exist (ie. not
some error with name server) */
int net_hosterror_notfound(int error);
/* Get socket address/port */
int net_getsockname(GIOChannel *handle, IPADDR *addr, int *port);
/* IPADDR -> char* translation. `host' must be at least MAX_IP_LEN bytes */
int net_ip2host(IPADDR *ip, char *host);
/* char* -> IPADDR translation. */
int net_host2ip(const char *host, IPADDR *ip);
/* Get socket error */
int net_geterror(GIOChannel *handle);
/* Get name of TCP service */
char *net_getservbyport(int port);
int is_ipv4_address(const char *host);
int is_ipv6_address(const char *host);
#endif
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