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authorHello=) <hello@themanaworld.org>2024-03-29 04:23:18 +0300
committerHello=) <hello@themanaworld.org>2024-03-29 04:23:18 +0300
commit08cd08587be5c8d2ce42ae417098c524f683c6ad (patch)
tree727aa239372a77e9ca3d72fe761940bb49e8d2d8 /net/messagein.h
parentdb0b1da0060f5eb4b2af040c22ea9373d36970af (diff)
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Move actual top level from src/ to top: just one single dir is pointless.
Reported-By: NetSysFire
Diffstat (limited to 'net/messagein.h')
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+/*
+ * The Mana World
+ * Copyright 2004 The Mana World Development Team
+ *
+ * This file is part of The Mana World.
+ *
+ * The Mana World 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
+ * any later version.
+ *
+ * The Mana World 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 The Mana World; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * $Id: messagein.h 1879 2005-10-16 21:18:11Z der_doener $
+ */
+
+#ifndef _TMW_MESSAGEIN_
+#define _TMW_MESSAGEIN_
+
+#include <string>
+#include <SDL_types.h>
+
+/**
+ * Used for parsing an incoming message.
+ */
+class MessageIn
+{
+ friend Sint8& operator<<(Sint8 &lhs, MessageIn &msg);
+ friend Sint16& operator<<(Sint16 &lhs, MessageIn &msg);
+ friend Sint32& operator<<(Sint32 &lhs, MessageIn &msg);
+
+ public:
+ /**
+ * Constructor.
+ */
+ MessageIn(const char *data, unsigned int length);
+
+ /**
+ * Returns the message ID.
+ */
+ short
+ getId() { return mId; }
+
+ /**
+ * Returns the message length.
+ */
+ unsigned int
+ getLength() { return mLength; }
+
+ Sint8 readInt8(); /**< Reads a byte. */
+ Sint16 readInt16(); /**< Reads a short. */
+ Sint32 readInt32(); /**< Reads a long. */
+
+ /**
+ * Reads a special 3 byte block used by eAthena, containing x and y
+ * coordinates and direction.
+ */
+ void
+ readCoordinates(Uint16 &x, Uint16 &y, Uint8 &direction);
+
+ /**
+ * Reads a special 5 byte block used by eAthena, containing a source
+ * and destination coordinate pair.
+ */
+ void
+ readCoordinatePair(Uint16 &srcX, Uint16 &srcY,
+ Uint16 &dstX, Uint16 &dstY);
+
+ /**
+ * Skips a given number of bytes.
+ */
+ void
+ skip(unsigned int length);
+
+ /**
+ * Reads a string. If a length is not given (-1), it is assumed
+ * that the length of the string is stored in a short at the
+ * start of the string.
+ */
+ std::string
+ readString(int length = -1);
+
+ private:
+ const char* mData; /**< The message data. */
+ unsigned int mLength; /**< The length of the data. */
+ unsigned int mPos; /**< The position in the data. */
+ short mId; /**< The message ID. */
+};
+
+#endif