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socket.h (2820B)

      1 /*
      2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
      3  * Copyright (C) 1999-2017 Hiroyuki Yamamoto and the Claws Mail team
      4  *
      5  * This program is free software; you can redistribute it and/or modify
      6  * it under the terms of the GNU General Public License as published by
      7  * the Free Software Foundation; either version 3 of the License, or
      8  * (at your option) any later version.
      9  *
     10  * This program is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13  * GNU General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU General Public License
     16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
     17  */
     18 
     19 #ifndef __SOCKET_H__
     20 #define __SOCKET_H__
     21 
     22 #include <glib.h>
     23 #include <netdb.h>
     24 
     25 typedef struct _SockInfo	SockInfo;
     26 
     27 #include "ssl.h"
     28 
     29 typedef enum
     30 {
     31 	CONN_READY,
     32 	CONN_LOOKUPSUCCESS,
     33 	CONN_ESTABLISHED,
     34 	CONN_LOOKUPFAILED,
     35 	CONN_FAILED,
     36 	CONN_DISCONNECTED
     37 } ConnectionState;
     38 
     39 typedef gint (*SockConnectFunc)		(SockInfo	*sock,
     40 					 gpointer	 data);
     41 typedef gboolean (*SockFunc)		(SockInfo	*sock,
     42 					 GIOCondition	 condition,
     43 					 gpointer	 data);
     44 
     45 struct _SockInfo
     46 {
     47 	gint sock;
     48 	gnutls_session_t ssl;
     49 	gnutls_certificate_credentials_t xcred;
     50 	gnutls_pcert_st client_crt;
     51 	gnutls_privkey_t client_key;
     52 	gchar *gnutls_priority;
     53 	guint g_source;
     54 	GIOChannel *sock_ch;
     55 
     56 	gchar *hostname;
     57 	gushort port;
     58 	ConnectionState state;
     59 	gpointer data;
     60 
     61 	SockFunc callback;
     62 	GIOCondition condition;
     63 	gchar *canonical_name;
     64 
     65 	const void *account;
     66 	gboolean is_smtp;
     67 	gboolean ssl_cert_auto_accept;
     68 	gboolean use_tls_sni;
     69 };
     70 
     71 gint sock_set_io_timeout		(guint sec);
     72 
     73 gint sock_set_nonblocking_mode		(SockInfo *sock, gboolean nonblock);
     74 gboolean sock_is_nonblocking_mode	(SockInfo *sock);
     75 
     76 guint sock_add_watch			(SockInfo *sock, GIOCondition condition,
     77 					 SockFunc func, gpointer data);
     78 
     79 SockInfo *sock_connect			(const gchar *hostname, gushort port);
     80 gint sock_connect_async			(const gchar *hostname, gushort port,
     81 					 SockConnectFunc func, gpointer data);
     82 gint sock_connect_async_cancel		(gint id);
     83 
     84 /* Basic I/O functions */
     85 gint sock_read		(SockInfo *sock, gchar *buf, gint len);
     86 gint sock_write		(SockInfo *sock, const gchar *buf, gint len);
     87 gint sock_write_all	(SockInfo *sock, const gchar *buf, gint len);
     88 gint sock_close		(SockInfo *sock, gboolean close_fd);
     89 
     90 /* Functions to directly work on FD.  They are needed for pipes */
     91 gint fd_connect_unix	(const gchar *path);
     92 gint fd_open_unix	(const gchar *path);
     93 gint fd_accept		(gint sock);
     94 
     95 gint fd_write		(gint sock, const gchar *buf, gint len);
     96 gint fd_write_all	(gint sock, const gchar *buf, gint len);
     97 gint fd_gets		(gint sock, gchar *buf, gint len);
     98 
     99 #endif /* __SOCKET_H__ */