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diff --git a/src/mesa/glapi/glX_proto_common.py b/src/mesa/glapi/glX_proto_common.py
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+#!/usr/bin/env python
+
+# (C) Copyright IBM Corporation 2004, 2005
+# All Rights Reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# on the rights to use, copy, modify, merge, publish, distribute, sub
+# license, and/or sell copies of the Software, and to permit persons to whom
+# the Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice (including the next
+# paragraph) shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+# IBM AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+# IN THE SOFTWARE.
+#
+# Authors:
+# Ian Romanick <idr@us.ibm.com>
+
+import gl_XML, glX_XML
+import string
+
+
+class glx_proto_item_factory(glX_XML.glx_item_factory):
+ """Factory to create GLX protocol oriented objects derived from gl_item."""
+
+ def create_item(self, name, element, context):
+ if name == "type":
+ return glx_proto_type(element, context)
+ else:
+ return glX_XML.glx_item_factory.create_item(self, name, element, context)
+
+
+class glx_proto_type(gl_XML.gl_type):
+ def __init__(self, element, context):
+ gl_XML.gl_type.__init__(self, element, context)
+
+ self.glx_name = element.nsProp( "glx_name", None )
+ return
+
+
+class glx_print_proto(gl_XML.gl_print_base):
+ def size_call(self, func, outputs_also = 0):
+ """Create C code to calculate 'compsize'.
+
+ Creates code to calculate 'compsize'. If the function does
+ not need 'compsize' to be calculated, None will be
+ returned."""
+
+ compsize = None
+
+ for param in func.parameterIterator():
+ if outputs_also or not param.is_output:
+ if param.is_image():
+ [dim, w, h, d, junk] = param.get_dimensions()
+
+ compsize = '__glImageSize(%s, %s, %s, %s, %s, %s)' % (w, h, d, param.img_format, param.img_type, param.img_target)
+ if not param.img_send_null:
+ compsize = '(%s != NULL) ? %s : 0' % (param.name, compsize)
+
+ return compsize
+
+ elif len(param.count_parameter_list):
+ parameters = string.join( param.count_parameter_list, "," )
+ compsize = "__gl%s_size(%s)" % (func.name, parameters)
+
+ return compsize
+
+ return None
+
+
+ def emit_packet_size_calculation(self, f, bias):
+ # compsize is only used in the command size calculation if
+ # the function has a non-output parameter that has a non-empty
+ # counter_parameter_list.
+
+ compsize = self.size_call(f)
+ if compsize:
+ print ' const GLuint compsize = %s;' % (compsize)
+
+ if bias:
+ print ' const GLuint cmdlen = %s - %u;' % (f.command_length(), bias)
+ else:
+ print ' const GLuint cmdlen = %s;' % (f.command_length())
+
+ #print ''
+ return compsize