Imported existing code

indra/llmessage/llmessagereader.h

@@ -0,0 +1,99 @@
+/** 
+ * @file llmessagereader.h
+ * @brief Declaration of LLMessageReader class.
+ *
+ * $LicenseInfo:firstyear=2007&license=viewergpl$
+ * 
+ * Copyright (c) 2007-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLMESSAGEREADER_H
+#define LL_LLMESSAGEREADER_H
+
+#include "stdtypes.h"
+
+class LLHost;
+class LLMessageBuilder;
+class LLMsgData;
+class LLQuaternion;
+class LLUUID;
+class LLVector3;
+class LLVector3d;
+class LLVector4;
+
+// Error return values for getSize() functions
+const S32 LL_BLOCK_NOT_IN_MESSAGE = -1;
+const S32 LL_VARIABLE_NOT_IN_BLOCK = -2;
+const S32 LL_MESSAGE_ERROR = -3;
+
+
+class LLMessageReader
+{
+ public:
+
+	virtual ~LLMessageReader();
+
+	/** All get* methods expect pointers to canonical strings. */
+	virtual void getBinaryData(const char *blockname, const char *varname, void *datap, S32 size, S32 blocknum = 0, S32 max_size = S32_MAX) = 0;
+	virtual void getBOOL(const char *block, const char *var, BOOL &data, S32 blocknum = 0) = 0;
+	virtual void getS8(const char *block, const char *var, S8 &data, S32 blocknum = 0) = 0;
+	virtual void getU8(const char *block, const char *var, U8 &data, S32 blocknum = 0) = 0;
+	virtual void getS16(const char *block, const char *var, S16 &data, S32 blocknum = 0) = 0;
+	virtual void getU16(const char *block, const char *var, U16 &data, S32 blocknum = 0) = 0;
+	virtual void getS32(const char *block, const char *var, S32 &data, S32 blocknum = 0) = 0;
+	virtual void getF32(const char *block, const char *var, F32 &data, S32 blocknum = 0) = 0;
+	virtual void getU32(const char *block, const char *var, U32 &data, S32 blocknum = 0) = 0;
+	virtual void getU64(const char *block, const char *var, U64 &data, S32 blocknum = 0) = 0;
+	virtual void getF64(const char *block, const char *var, F64 &data, S32 blocknum = 0) = 0;
+	virtual void getVector3(const char *block, const char *var, LLVector3 &vec, S32 blocknum = 0) = 0;
+	virtual void getVector4(const char *block, const char *var, LLVector4 &vec, S32 blocknum = 0) = 0;
+	virtual void getVector3d(const char *block, const char *var, LLVector3d &vec, S32 blocknum = 0) = 0;
+	virtual void getQuat(const char *block, const char *var, LLQuaternion &q, S32 blocknum = 0) = 0;
+	virtual void getUUID(const char *block, const char *var, LLUUID &uuid, S32 blocknum = 0) = 0;
+	virtual void getIPAddr(const char *block, const char *var, U32 &ip, S32 blocknum = 0) = 0;
+	virtual void getIPPort(const char *block, const char *var, U16 &port, S32 blocknum = 0) = 0;
+	virtual void getString(const char *block, const char *var, S32 buffer_size, char *buffer, S32 blocknum = 0) = 0;
+	virtual void getString(const char *block, const char *var, std::string& outstr, S32 blocknum = 0) = 0;
+
+	virtual S32	getNumberOfBlocks(const char *blockname) = 0;
+	virtual S32	getSize(const char *blockname, const char *varname) = 0;
+	virtual S32	getSize(const char *blockname, S32 blocknum, const char *varname) = 0;
+
+	virtual void clearMessage() = 0;
+
+	/** Returns pointer to canonical (prehashed) string. */
+	virtual const char* getMessageName() const = 0;
+	virtual S32 getMessageSize() const = 0;
+
+	virtual void copyToBuilder(LLMessageBuilder&) const = 0;
+
+	static void setTimeDecodes(BOOL b);
+	static BOOL getTimeDecodes();
+	static void setTimeDecodesSpamThreshold(F32 seconds);
+	static F32 getTimeDecodesSpamThreshold();
+};
+
+#endif // LL_LLMESSAGEREADER_H