mirror of
https://gitlab.uni-freiburg.de/opensourcevdi/spice
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101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
/*
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Copyright (C) 2009 Red Hat, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _H_PLATFORM_UTILS
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#define _H_PLATFORM_UTILS
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#include <winsock.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#define mb() __asm {lock add [esp], 0}
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template<class T, class FreeRes = FreeObject<T>, T invalid = NULL >
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class AutoRes {
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public:
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AutoRes() : res(invalid) {}
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AutoRes(T inRes) : res(inRes) {}
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~AutoRes() { set(invalid); }
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void set(T inRes) {if (res != invalid) free_res(res); res = inRes; }
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T get() {return res;}
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T release() {T tmp = res; res = invalid; return tmp; }
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bool valid() { return res != invalid; }
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private:
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AutoRes(const AutoRes&);
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AutoRes& operator = (const AutoRes&);
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private:
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T res;
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FreeRes free_res;
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};
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class Delete_DC {
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public:
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void operator () (HDC dc) { DeleteDC(dc);}
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};
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typedef AutoRes<HDC, Delete_DC> AutoDC;
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class Delete_Object {
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public:
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void operator () (HGDIOBJ obj) { DeleteObject(obj);}
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};
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typedef AutoRes<HGDIOBJ, Delete_Object> AutoGDIObject;
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class DeleteOGLContext {
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public:
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void operator () (HGLRC ctx) { wglDeleteContext(ctx);}
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};
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typedef AutoRes<HGLRC, DeleteOGLContext> AutoOGLCtx;
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HDC create_compatible_dc();
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HBITMAP get_bitmap_res(int id);
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HBITMAP get_alpha_bitmap_res(int id);
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class WindowDC {
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public:
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WindowDC(HWND window): _window (window), _dc (GetDC(window)) {}
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~WindowDC() { ReleaseDC(_window, _dc);}
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HDC operator * () { return _dc;}
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private:
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HWND _window;
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HDC _dc;
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};
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typedef AutoRes<HDC, Delete_DC> AutoReleaseDC;
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const char* sys_err_to_str(int error);
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#define SHUT_WR SD_SEND
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#define SHUT_RD SD_RECEIVE
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#define SHUT_RDWR SD_BOTH
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#define MSG_NOSIGNAL 0
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#define SHUTDOWN_ERR WSAESHUTDOWN
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#define INTERRUPTED_ERR WSAEINTR
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#define WOULDBLOCK_ERR WSAEWOULDBLOCK
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#define sock_error() WSAGetLastError()
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#define sock_err_message(err) sys_err_to_str(err)
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int inet_aton(const char* ip, struct in_addr* in_addr);
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#endif
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