--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/network.h Thu Feb 12 00:36:55 2004 +0000 @@ -0,0 +1,128 @@ +/** + * @file network.h Network API + * @ingroup core + * + * gaim + * + * Gaim is the legal property of its developers, whose names are too numerous + * to list here. Please refer to the COPYRIGHT file distributed with this + * source distribution. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef _GAIM_NETWORK_H_ +#define _GAIM_NETWORK_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/**************************************************************************/ +/** @name Network API */ +/**************************************************************************/ +/*@{*/ + +/** + * Sets the IP address of the local system in preferences. + * + * @param ip The local IP address. + */ +void gaim_network_set_local_ip(const char *ip); + +/** + * Returns the IP address of the local system set in preferences. + * + * This returns the value set via gaim_network_set_local_ip(). + * You probably want to use gaim_network_get_ip_for_account() instead. + * + * @return The local IP address set in preferences. + */ +const char *gaim_network_get_local_ip(void); + +/** + * Returns the IP address of the local system. + * + * You probably want to use gaim_network_get_ip_for_account() instead. + * + * @note The returned string is a pointer to a static buffer. If this + * function is called twice, it may be important to make a copy + * of the returned string. + * + * @param fd The fd to use to help figure out the IP, or else -1. + * @return The local IP address. + */ +const char *gaim_network_get_local_system_ip(int fd); + +/** + * Returns the IP address that should be used for the specified account. + * + * First, if @a account is not @c NULL, the IP associated with @a account + * is tried, via a call to gaim_account_get_local_ip(). + * + * If that IP is not set, the IP set in preferences is tried. + * + * If that IP is not set, the system's local IP is tried, via a call to + * gaim_network_get_local_ip(). + * + * @note The returned string is a pointer to a static buffer. If this + * function is called twice, it may be important to make a copy + * of the returned string. + * + * @param account The account to use. This may be @c NULL, and if so + * the first step listed above is skipped. + * @param fd The fd to use to help figure out the IP, or -1. + * @return The local IP address to be used. + */ +const char *gaim_network_get_ip_for_account(const GaimAccount *account, int fd); + +/** + * Opens a listening port. + * + * This opens a listening port. The caller will want to set up a watcher + * of type GAIM_INPUT_READ on the returned fd. It will probably call + * accept in the callback, and then possibly remove the watcher and close + * the listening socket, and add a new watcher on the new socket accept + * returned. + * + * @param portnum The port number to bind to, or 0, to let the core decide. + * By default, the core will let the kernel pick one at random, + * but users are allowed to specify a range. + * + * @return The file descriptor of the listening socket. + */ +int gaim_network_listen(short portnum); + +/** + * Gets a port number from a file descriptor. + * + * @param fd The file descriptor. This should be a tcp socket. The current + * implementation probably dies on anything but IPv4. Perhaps this + * possible bug will inspire new and valuable contributors to Gaim. + * @return The port number, in host byte order. + */ +short gaim_network_get_port_from_fd(int fd); + +/** + * Initializes the network subsystem. + */ +void gaim_network_init(void); + +/*@}*/ + +#ifdef __cplusplus +} +#endif + +#endif /* _GAIM_NETWORK_H_ */