supported NNTP over SOCKS porxy.

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@3016 ee746299-78ed-0310-b773-934348b2243d

3 files changed, 81 insertions, 14 deletions

diff --git a/libsylph/news.c b/libsylph/news.c
index 5a6afc14..c4814dd2 100644
--- a/libsylph/news.c
+++ b/libsylph/news.c
@@ -1,6 +1,6 @@
 /*
  * LibSylph -- E-Mail client library
- * Copyright (C) 1999-2009 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2012 Hiroyuki Yamamoto
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -47,6 +47,7 @@
 #if USE_SSL
 #  include "ssl.h"
 #endif
+#include "socks.h"
 
 #define NNTP_PORT	119
 #if USE_SSL
@@ -80,12 +81,14 @@ static gint news_scan_group		(Folder		*folder,
 #if USE_SSL
 static Session *news_session_new	 (const gchar	*server,
 					  gushort	 port,
+					  SocksInfo	*socks_info,
 					  const gchar	*userid,
 					  const gchar	*passwd,
 					  SSLType	 ssl_type);
 #else
 static Session *news_session_new	 (const gchar	*server,
 					  gushort	 port,
+					  SocksInfo	*socks_info,
 					  const gchar	*userid,
 					  const gchar	*passwd);
 #endif
@@ -203,10 +206,12 @@ static void news_folder_init(Folder *folder, const gchar *name,
 
 #if USE_SSL
 static Session *news_session_new(const gchar *server, gushort port,
+				 SocksInfo *socks_info,
 				 const gchar *userid, const gchar *passwd,
 				 SSLType ssl_type)
 #else
 static Session *news_session_new(const gchar *server, gushort port,
+				 SocksInfo *socks_info,
 				 const gchar *userid, const gchar *passwd)
 #endif
 {
@@ -218,9 +223,9 @@ static Session *news_session_new(const gchar *server, gushort port,
 	log_message(_("creating NNTP connection to %s:%d ...\n"), server, port);
 
 #if USE_SSL
-	session = nntp_session_new(server, port, buf, userid, passwd, ssl_type);
+	session = nntp_session_new_full(server, port, socks_info, buf, userid, passwd, ssl_type);
 #else
-	session = nntp_session_new(server, port, buf, userid, passwd);
+	session = nntp_session_new_full(server, port, socks_info, buf, userid, passwd);
 #endif
 
 	return session;
@@ -230,6 +235,7 @@ static Session *news_session_new_for_folder(Folder *folder)
 {
 	Session *session;
 	PrefsAccount *ac;
+	SocksInfo *socks_info = NULL;
 	const gchar *userid = NULL;
 	gchar *passwd = NULL;
 	gushort port;
@@ -246,16 +252,24 @@ static Session *news_session_new_for_folder(Folder *folder)
 			passwd = input_query_password(ac->nntp_server, userid);
 	}
 
+	if (ac->use_socks && ac->use_socks_for_recv && ac->proxy_host) {
+		socks_info = socks_info_new(ac->socks_type, ac->proxy_host, ac->proxy_port, ac->use_proxy_auth ? ac->proxy_name : NULL, ac->use_proxy_auth ? ac->proxy_pass : NULL);
+	}
+
 #if USE_SSL
 	port = ac->set_nntpport ? ac->nntpport
 		: ac->ssl_nntp ? NNTPS_PORT : NNTP_PORT;
-	session = news_session_new(ac->nntp_server, port, userid, passwd,
-				   ac->ssl_nntp);
+	session = news_session_new(ac->nntp_server, port, socks_info,
+				   userid, passwd, ac->ssl_nntp);
 #else
 	port = ac->set_nntpport ? ac->nntpport : NNTP_PORT;
-	session = news_session_new(ac->nntp_server, port, userid, passwd);
+	session = news_session_new(ac->nntp_server, port, socks_info,
+				   userid, passwd);
 #endif
 
+	if (socks_info)
+		socks_info_free(socks_info);
+
 	g_free(passwd);
 
 	return session;
diff --git a/libsylph/nntp.c b/libsylph/nntp.c
index d52a4a70..daed4ff1 100644
--- a/libsylph/nntp.c
+++ b/libsylph/nntp.c
@@ -1,6 +1,6 @@
 /*
  * LibSylph -- E-Mail client library
- * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2012 Hiroyuki Yamamoto
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -32,6 +32,7 @@
 #if USE_SSL
 #  include "ssl.h"
 #endif
+#include "socks.h"
 
 static gint verbose = 1;
 
@@ -53,25 +54,47 @@ static gint nntp_gen_command	(NNTPSession	*session,
 
 
 #if USE_SSL
-Session *nntp_session_new(const gchar *server, gushort port, gchar *buf,
-			  const gchar *userid, const gchar *passwd,
-			  SSLType ssl_type)
+Session *nntp_session_new_full(const gchar *server, gushort port,
+			       SocksInfo *socks_info, gchar *buf,
+			       const gchar *userid, const gchar *passwd,
+			       SSLType ssl_type)
 #else
-Session *nntp_session_new(const gchar *server, gushort port, gchar *buf,
-			  const gchar *userid, const gchar *passwd)
+Session *nntp_session_new_full(const gchar *server, gushort port,
+			       SocksInfo *socks_info, gchar *buf,
+			       const gchar *userid, const gchar *passwd)
 #endif
 {
 	NNTPSession *session;
 	SockInfo *sock;
+	const gchar *server_;
+	gushort port_;
+
+	if (socks_info) {
+		server_ = socks_info->proxy_host;
+		port_ = socks_info->proxy_port;
+	} else {
+		server_ = server;
+		port_ = port;
+	}
 
-	if ((sock = sock_connect(server, port)) == NULL) {
+	if ((sock = sock_connect(server_, port_)) == NULL) {
 		log_warning(_("Can't connect to NNTP server: %s:%d\n"),
 			    server, port);
 		return NULL;
 	}
 
+	if (socks_info) {
+		if (socks_connect(sock, server, port, socks_info) < 0) {
+			log_warning("Can't establish SOCKS connection: %s:%d\n",
+				    server, port);
+			return NULL;
+		}
+	}
+
 #if USE_SSL
 	if (ssl_type == SSL_TUNNEL && !ssl_init_socket(sock)) {
+		log_warning("Can't establish NNTP session with: %s:%d\n",
+			    server, port);
 		sock_close(sock);
 		return NULL;
 	}
@@ -130,6 +153,22 @@ Session *nntp_session_new(const gchar *server, gushort port, gchar *buf,
 	return SESSION(session);
 }
 
+#if USE_SSL
+Session *nntp_session_new(const gchar *server, gushort port, gchar *buf,
+			  const gchar *userid, const gchar *passwd,
+			  SSLType ssl_type)
+{
+	return nntp_session_new_full(server, port, NULL, buf, userid, passwd,
+				     ssl_type);
+}
+#else
+Session *nntp_session_new(const gchar *server, gushort port, gchar *buf,
+			  const gchar *userid, const gchar *passwd)
+{
+	return nntp_session_new_full(server, port, NULL, buf, userid, passwd);
+}
+#endif
+
 static void nntp_session_destroy(Session *session)
 {
 	NNTPSession *nntp_session = NNTP_SESSION(session);
diff --git a/libsylph/nntp.h b/libsylph/nntp.h
index 55fbaa68..045fae74 100644
--- a/libsylph/nntp.h
+++ b/libsylph/nntp.h
@@ -1,6 +1,6 @@
 /*
  * LibSylph -- E-Mail client library
- * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2012 Hiroyuki Yamamoto
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -24,6 +24,7 @@
 #if USE_SSL
 #  include "ssl.h"
 #endif
+#include "socks.h"
 
 typedef struct _NNTPSession	NNTPSession;
 
@@ -59,12 +60,25 @@ Session *nntp_session_new	(const gchar	*server,
 				 const gchar	*userid,
 				 const gchar	*passwd,
 				 SSLType	 ssl_type);
+Session *nntp_session_new_full	(const gchar	*server,
+				 gushort	 port,
+				 SocksInfo	*socks_info,
+				 gchar		*buf,
+				 const gchar	*userid,
+				 const gchar	*passwd,
+				 SSLType	 ssl_type);
 #else
 Session *nntp_session_new	(const gchar	*server,
 				 gushort	 port,
 				 gchar		*buf,
 				 const gchar	*userid,
 				 const gchar	*passwd);
+Session *nntp_session_new_full	(const gchar	*server,
+				 gushort	 port,
+				 SocksInfo	*socks_info,
+				 gchar		*buf,
+				 const gchar	*userid,
+				 const gchar	*passwd);
 #endif
 
 gint nntp_group			(NNTPSession	*session,