/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

Contributors:
	Vicente Fernando - www.alfersoft.com.ar - Initial implementation
**********************************************************************/
package net.sourceforge.phpdt.internal.debug.core;

public class PHPDBGBase {

	// Constants
	// php-engine commands/events
	public static final int DBGC_REPLY			= 0x0000;		/* reply to previous DBGA_REQUEST request */
	public static final int DBGC_STARTUP		= 0x0001;		/* script startup */
	public static final int DBGC_END			= 0x0002;		/* script done */
	public static final int DBGC_BREAKPOINT		= 0x0003;		/* user definded breakpoint occured */
	public static final int DBGC_STEPINTO_DONE	= 0x0004;		/* step to the next statement is completed */
	public static final int DBGC_STEPOVER_DONE	= 0x0005;		/* step to the next statement is completed */
	public static final int DBGC_STEPOUT_DONE	= 0x0006;		/* step to the next statement is completed */
	public static final int DBGC_EMBEDDED_BREAK	= 0x0007;		/* breakpoint caused by DebugBreak() function */
	public static final int DBGC_ERROR			= 0x0010;		/* error occured */
	public static final int DBGC_LOG			= 0x0011;		/* logging support */
	public static final int DBGC_SID			= 0x0012;		/* send SID */
	public static final int DBGC_PAUSE			= 0x0013;		/* pause current session as soon as possible */

	public static final char[] DBGA_CONTINUE		= IntToChar4(0x8001);	/* php should continue run */
	public static final char[] DBGA_STOP			= IntToChar4(0x8002);
	public static final char[] DBGA_STEPINTO		= IntToChar4(0x8003);
	public static final char[] DBGA_STEPOVER		= IntToChar4(0x8004);
	public static final char[] DBGA_STEPOUT			= IntToChar4(0x8005);
	public static final char[] DBGA_IGNORE			= IntToChar4(0x8006);
	public static final char[] DBGA_REQUEST			= IntToChar4(0x8010);	/* debugger client requests some information from PHP engine */
	
	public static final int FRAME_STACK				= 100000;	/* "call:stack" - e.g. backtrace */
	public static final int FRAME_SOURCE			= 100100;	/* source text */
	public static final int FRAME_SRC_TREE			= 100200;	/* tree of source files */
	public static final int FRAME_RAWDATA			= 100300;	/* raw data or string */
	public static final int FRAME_ERROR				= 100400;	/* error notification */
	public static final int FRAME_EVAL				= 100500;	/* evaluating/watching */
	public static final int FRAME_BPS				= 100600;	/* set/remove breakpoint */
	public static final int FRAME_BPL				= 100700;	/* breakpoint(s) request = get the list */
	public static final int FRAME_VER				= 100800;	/* version request */
	public static final int FRAME_SID				= 100900;	/* session id info*/
	public static final int FRAME_SRCLINESINFO		= 101000;	/* source lines info */
	public static final int FRAME_SRCCTXINFO		= 101100;	/* source contexts info */
	public static final int FRAME_LOG				= 101200;	/* logging */
	public static final int FRAME_PROF				= 101300;	/* profiler */
	public static final int FRAME_PROF_C			= 101400;	/* profiler counter/accuracy */
	public static final int FRAME_SET_OPT			= 101500;	/* set/update options */

	public static final char[] DBGSYNC 				= { 0, 0, (char) 89, (char) 83};	/* DBG syncronization chars */

	// Session Types
	public static final int DBG_COMPAT		= 0x0001;
	public static final int DBG_JIT			= 0x0002;
	public static final int DBG_REQ			= 0x0003;
	public static final int DBG_EMB			= 0x0004;
	
	public static final int BPS_DELETED		= 0;
	public static final int BPS_DISABLED	= 1;
	public static final int BPS_ENABLED		= 2;
	public static final int BPS_UNRESOLVED	= 0x100;

	public static final int E_ERROR				= (1<<0L);
	public static final int E_WARNING			= (1<<1L);
	public static final int E_PARSE				= (1<<2L);
	public static final int E_NOTICE			= (1<<3L);
	public static final int E_CORE_ERROR		= (1<<4L);
	public static final int E_CORE_WARNING		= (1<<5L);
	public static final int E_COMPILE_ERROR		= (1<<6L);
	public static final int E_COMPILE_WARNING	= (1<<7L);
	public static final int E_USER_ERROR		= (1<<8L);
	public static final int E_USER_WARNING		= (1<<9L);
	public static final int E_USER_NOTICE		= (1<<10L);

	public PHPDBGBase() {
	}

	public static void copyCharsTo(char[] to, char[] from, int bytes, int tostart) {
		int i;
		for(i=0; i < bytes; i++) to[i + tostart]= from[i];
	}

	public static void copyChars(char[] to, char[] from, int bytes) {
		copyCharsTo(to, from, bytes, 0);
	}

	public static int Char4ToInt(char[] ch, int startPos) {
		int pos=startPos, ret=0;
		
		ret += CharToInt(ch[pos++]) << 24;
		ret += CharToInt(ch[pos++]) << 16;
		ret += CharToInt(ch[pos++]) << 8;
		ret += CharToInt(ch[pos++]) << 0;
		return ret;
	}

	public static int CharToInt(char ch) {
		return (int) (ch & 0x00FF);
	}

	public static char[] IntToChar4(int num) {
		char[] ret= new char[4];
		
		ret[0] = (char) ((num >> 24) & 0x00FF);
		ret[1] = (char) ((num >> 16) & 0x00FF);
		ret[2] = (char) ((num >> 8) & 0x00FF);
		ret[3] = (char) ((num >> 0) & 0x00FF);

		return ret;
	}

	public static String CharArrayToString(char[] cha) {
		String ret= new String();
		int i, p;
		
		for(i=0; i < cha.length; i++) {
			p= (int) cha[i];
			ret= ret + "(" + String.valueOf(p) + ") ";
		}
		return ret;
	}
	
	public static byte[] CharArrayToByteArray(char[] cha) {
		byte[] ret= new byte[cha.length];
		int i;
		
		for(i=0; i < cha.length; i++) {
			ret[i]= (byte) cha[i];
		}
		return ret;
	}
}