diff options
Diffstat (limited to 'plugins/!NotAdopted/WinPopup/network.cpp')
-rw-r--r-- | plugins/!NotAdopted/WinPopup/network.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/plugins/!NotAdopted/WinPopup/network.cpp b/plugins/!NotAdopted/WinPopup/network.cpp new file mode 100644 index 0000000000..4f51318e08 --- /dev/null +++ b/plugins/!NotAdopted/WinPopup/network.cpp @@ -0,0 +1,88 @@ +/*
+
+WinPopup Protocol plugin for Miranda IM.
+
+Copyright (C) 2004-2010 Nikolay Raspopov
+
+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.
+*/
+
+#include "stdafx.h"
+#include "network.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+// Проверка, что строка похожа на IPv4-адрес в формате xx.xx.xx.xx
+bool IsValidIP (LPCTSTR name)
+{
+ int dots = 0;
+ bool digit = false;
+ for ( ; *name; name++ )
+ {
+ if ( *name == _T('.') )
+ {
+ if ( ! digit )
+ // Две точки подряд
+ return false;
+
+ dots++;
+ digit = false;
+ }
+ else if ( *name < _T('0') || *name > _T('9') )
+ {
+ // Это не цифра
+ return false;
+ }
+ else
+ {
+ digit = true;
+ }
+ }
+ return dots == 3 && digit;
+}
+
+// Получение IP по имени хоста и получение короткого имени хоста
+ip ResolveToIP (CString& name)
+{
+ // Получение имени из IP-адреса
+ ip addr = IsValidIP (name) ? ::inet_addr ( CT2A( name ) ) : INADDR_NONE;
+ if (addr != INADDR_NONE) {
+ struct hostent *hp = ::gethostbyaddr ((const char*) &addr, sizeof (addr), AF_INET);
+ if (hp) {
+ // Укорачиваем имя
+ name = hp->h_name;
+ int n = name.Find ('.');
+ if (n != -1)
+ name = name.Left (n);
+ }
+ }
+ // Получение IP-адреса из имени
+ if (addr == INADDR_NONE) {
+ struct hostent *hp = ::gethostbyname ( CT2A( name ) );
+ if (hp) {
+ addr = ((struct in_addr*)hp->h_addr)->s_addr;
+ // Укорачиваем имя
+ name = hp->h_name;
+ int n = name.Find ('.');
+ if (n != -1)
+ name = name.Left (n);
+ }
+ }
+ return ntohl (addr);
+}
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