Major move to visitor paradigm.

1 files changed, 86 insertions, 0 deletions

diff --git a/glxtrace.py b/glxtrace.py
new file mode 100644
index 0000000..0e7dc57
--- /dev/null
+++ b/glxtrace.py
@@ -0,0 +1,86 @@
+##########################################################################
+#
+# Copyright 2008-2009 VMware, Inc.
+# 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 the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, 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 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 NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS 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.
+#
+##########################################################################/
+
+
+from base import *
+from glapi import glapi
+import trace
+
+
+glxapi = API("GLX")
+
+PROC = Opaque("__GLXextFuncPtr")
+
+glxapi.add_functions(glapi.functions)
+glxapi.add_functions([
+    Function(PROC, "glXGetProcAddress", [(Alias("const GLubyte *", String), "procName")])
+])
+
+
+class GlxTracer(trace.Tracer):
+
+    def get_function_address(self, function):
+        if function.name == "glXGetProcAddress":
+            return 'dlsym(RTLD_NEXT, "%s")' % (function.name,)
+        else:
+            print '    if (!pglXGetProcAddress) {'
+            print '        pglXGetProcAddress = (PglXGetProcAddress)dlsym(RTLD_NEXT, "glXGetProcAddress");'
+            print '        if (!pglXGetProcAddress)'
+            print '            Log::Abort();'
+            print '    }'
+            return 'pglXGetProcAddress((const GLubyte *)"%s")' % (function.name,)
+
+    def wrap_ret(self, function, instance):
+        if function.name == "glXGetProcAddress":
+            print '    if (%s) {' % instance
+            for f in glxapi.functions:
+                ptype = self.function_pointer_type(f)
+                pvalue = self.function_pointer_value(f)
+                print '        if(!strcmp("%s", (const char *)procName)) {' % f.name
+                print '            %s = (%s)&%s;' % (instance, function.type, f.name);
+                print '        }'
+            print '    }'
+
+
+if __name__ == '__main__':
+    print
+    print '#include <stdlib.h>'
+    print '#include <string.h>'
+    print '#include <dlfcn.h>'
+    print '#include <X11/Xlib.h>'
+    print '#include <GL/gl.h>'
+    print '#include <GL/glext.h>'
+    print '#include <GL/glx.h>'
+    print '#include <GL/glxext.h>'
+    print
+    print '#include "log.hpp"'
+    print '#include "glhelpers.hpp"'
+    print
+    print 'extern "C" {'
+    print
+    tracer = GlxTracer()
+    tracer.trace_api(glxapi)
+    print
+    print '} /* extern "C" */'