Initial commit of GLESv2 debugger server

Use debug.egl.debug_proc property to match process cmdline.
Binds to TCP:5039 and waits for client connection.
Sends function call parameters, textures and shaders using Protobuf.
Java Eclipse client plug-in is next.

Change-Id: I183b755263663f87e86dde1ad12f527d0445fd57
Signed-off-by: David Li <davidxli@google.com>

1 files changed, 239 insertions, 0 deletions

diff --git a/opengl/libs/GLES2_dbg/generate_MessageFormatter_java.py b/opengl/libs/GLES2_dbg/generate_MessageFormatter_java.py
new file mode 100755
index 0000000..81272e6
--- /dev/null
+++ b/opengl/libs/GLES2_dbg/generate_MessageFormatter_java.py
@@ -0,0 +1,239 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+import os
+import sys
+
+def RemoveAnnotation(line):
+	if line.find(":") >= 0:
+		annotation = line[line.find(":"): line.find(" ", line.find(":"))]
+		return line.replace(annotation, "*")
+	else:
+		return line
+		
+if __name__ == "__main__":
+	externs = []
+	lines = open("gl2_api_annotated.in").readlines()
+	i = 0
+	print """// auto generated by generate_MessageFormatter_java.py"
+package GLESv2Debugger;
+
+public class MessageFormatter {
+
+\tstatic String FormatFloats(int count, byte [] data)
+\t{
+\t\tString ret = "[";
+\t\tfor (int i = 0; i < count; i++)
+\t\t{
+\t\t\tint bits = (data[i* 4 + 0] & 0xff) << 24;
+\t\t\tbits |= (data[i* 4 + 1] & 0xff) << 16;
+\t\t\tbits |= (data[i* 4 + 2] & 0xff) << 8;
+\t\t\tbits |= (data[i* 4 + 3] & 0xff) << 0;
+\t\t\tret += Float.intBitsToFloat(bits);
+\t\t\tif (i < count - 1)
+\t\t\t\tret += ", ";
+\t\t}
+\t\treturn ret + "]";
+\t}
+\t
+\tstatic String FormatInts(int count, byte [] data)
+\t{
+\t\tString ret = "[";
+\t\tfor (int i = 0; i < count; i++)
+\t\t{
+\t\t\tint bits = (data[i* 4 + 3] & 0xff) << 24;
+\t\t\tbits |= (data[i* 4 + 2] & 0xff) << 16;
+\t\t\tbits |= (data[i* 4 + 1] & 0xff) << 8;
+\t\t\tbits |= (data[i* 4 + 0] & 0xff) << 0;
+\t\t\tret += bits;
+\t\t\tif (i < count - 1)
+\t\t\t\tret += ", ";
+\t\t}
+\t\treturn ret + "]";
+\t}
+\t
+\tstatic String FormatUints(int count, byte [] data)
+\t{
+\t\tString ret = "[";
+\t\tfor (int i = 0; i < count; i++)
+\t\t{
+\t\t\tlong bits = (data[i* 4 + 3] & 0xff) << 24;
+\t\t\tbits |= (data[i* 4 + 2] & 0xff) << 16;
+\t\t\tbits |= (data[i* 4 + 1] & 0xff) << 8;
+\t\t\tbits |= (data[i* 4 + 0] & 0xff) << 0;
+\t\t\tret += bits;
+\t\t\tif (i < count - 1)
+\t\t\t\tret += ", ";
+\t\t}
+\t\treturn ret + "]";
+\t}
+\t
+\tstatic String FormatMatrix(int columns, int count, byte [] data)
+\t{
+\t\tString ret = "[";
+\t\tfor (int i = 0; i < count; i++)
+\t\t{
+\t\t\tint bits = (data[i* 4 + 0] & 0xff) << 24;
+\t\t\tbits |= (data[i* 4 + 1] & 0xff) << 16;
+\t\t\tbits |= (data[i* 4 + 2] & 0xff) << 8;
+\t\t\tbits |= (data[i* 4 + 3] & 0xff) << 0;
+\t\t\tret += Float.intBitsToFloat(bits);
+\t\t\tif (i % columns == columns - 1)
+\t\t\t\tret += '\\n';
+\t\t\telse if (i < count - 1)
+\t\t\t\tret += ", ";
+\t\t}
+\t\treturn ret + "]";
+\t}
+
+\tpublic static String Format(final DebuggerMessage.Message msg)
+\t{
+\t\tString str;
+\t\tswitch (msg.getFunction())
+\t\t{"""
+        	
+	for line in lines:
+		if line.find("API_ENTRY(") >= 0: # a function prototype
+			returnType = line[0: line.find(" API_ENTRY(")].replace("const ", "")
+			functionName = line[line.find("(") + 1: line.find(")")] #extract GL function name
+			parameterList = line[line.find(")(") + 2: line.find(") {")]
+			#	print "\t\tcase %s:" % (functionName)
+			#	print "\t\t\t//return MessageFormatterCustom.Format(msg);"
+			#	print "\t\t\tstr = msg.toString(); break;"
+			#	#extern = "%s Format_%s(%s);" % (returnType, functionName, parameterList)
+			#	extern = functionName
+			#	externs.append(extern)
+			#	continue
+			
+			parameters = parameterList.split(',')
+			paramIndex = 0
+			
+			formatString = "%s "
+			formatArgs = ""
+			if returnType != "void":
+				if returnType == "GLenum":
+					formatArgs += "GLEnum.valueOf(msg.getRet())"
+				elif returnType.find("*") >= 0:
+					formatArgs += '"0x" + Integer.toHexString(msg.getRet())'
+				else:
+					formatArgs += "msg.getRet()"
+			else:
+				formatArgs += '"void"'
+			
+			#formatString += "%s(" % (functionName)
+			formatString += "("
+			
+			if parameterList == "void":
+				parameters = []
+			
+			paramTypes = []
+			paramNames = []
+			paramAnnotations = []
+			
+			for parameter in parameters:
+				parameter = parameter.replace("const","")
+				parameter = parameter.strip()
+				paramType = parameter.split(' ')[0]
+				paramName = parameter.split(' ')[1]
+				annotation = ""
+				
+				formatString += paramName + "=%s"
+					
+				if parameter.find(":") >= 0:
+					assert paramIndex == len(parameters) - 1 # only last parameter should be annotated
+					inout = paramType.split(":")[2]
+					annotation = paramType.split(":")[1]
+					paramType = paramType.split(":")[0]
+					assert paramType.find("void") < 0
+					count = 1
+					countArg = ""
+					if annotation.find("*") >= 0:
+						count = int(annotation.split("*")[0])
+						countArg = annotation.split("*")[1]
+						assert countArg in paramNames
+					elif annotation in paramNames:
+						count = 1
+						countArg = annotation
+					elif annotation == "GLstring":
+						annotation = annotation
+					else:
+						count = int(annotation)
+					dataFormatter = ""
+					if paramType == "GLfloat":
+						dataFormatter = "FormatFloats"
+					elif paramType == "GLint":
+						dataFormatter = "FormatInts"
+					elif paramType == "GLuint":
+						dataFormatter = "FormatUints"
+					elif annotation == "GLstring":
+						assert paramType == "GLchar"
+					else:
+						assert 0
+					if functionName.find("Matrix") >= 0:
+						columns = int(functionName[functionName.find("fv") - 1: functionName.find("fv")])
+						assert columns * columns == count
+						assert countArg != ""
+						assert paramType == "GLfloat"
+						formatArgs += ", FormatMatrix(%d, %d * msg.getArg%d(), msg.getData().toByteArray())" % (columns, count, paramNames.index(countArg))
+					elif annotation == "GLstring":
+						formatArgs += ", msg.getData().toStringUtf8()"
+					elif countArg == "":
+						formatArgs += ", %s(%d, msg.getData().toByteArray())" % (dataFormatter, count)
+					else:
+						formatArgs += ", %s(%d * msg.getArg%d(), msg.getData().toByteArray())" % (dataFormatter, count, paramNames.index(countArg))
+				else:
+					#formatArgs += ', "%s"' % (paramName)
+					if paramType == "GLfloat" or paramType == "GLclampf":
+						formatArgs += ", Float.intBitsToFloat(msg.getArg%d())" % (paramIndex)
+					elif paramType == "GLenum": 
+						formatArgs += ", GLEnum.valueOf(msg.getArg%d())" % (paramIndex)
+					elif paramType.find("*") >= 0:
+						formatArgs += ', "0x" + Integer.toHexString(msg.getArg%d())' % (paramIndex)
+					else:
+						formatArgs += ", msg.getArg%d()" % (paramIndex)
+				if paramIndex < len(parameters) - 1:
+					formatString += ", "
+	 			paramTypes.append(paramType)
+				paramNames.append(paramName)
+				paramAnnotations.append(annotation)
+				paramIndex += 1  
+
+				
+	 		formatString += ")"
+	 		
+			print "\t\tcase %s:" % (functionName)
+			if line.find("*") >= 0 and (line.find("*") < line.find(":") or line.find("*") > line.rfind(":")):
+				sys.stderr.write(line)
+				print "\t\t\t// FIXME: this function uses pointers, debugger may send data in msg.data"
+			print '\t\t\tstr = String.format("%s", %s); break;' % (formatString, formatArgs)
+			
+
+	print """\t\tdefault:
+\t\t\tstr = msg.toString();
+\t\t}
+\t\treturn str;
+\t}
+}"""
+
+	print """/*
+package GLESv2Debugger;
+
+public class MessageFormatterCustom {
+
+\tpublic static String Format(final DebuggerMessage.Message msg) {
+\t\tString str;
+\t\tswitch (msg.getFunction()) {"""
+
+	for extern in externs:
+		print "\t\tcase %s" % (extern)
+		print "\t\t\t// TODO:"
+
+print """\t\tdefault:
+\t\t\tstr = msg.toString();
+\t\t}
+\t\treturn str;
+\t}
+}
+*/"""	
+		
+