From: Jon Ashburn <jon@lunarg.com>
Date: Wed, 15 Oct 2014 18:08:33 +0000 (-0600)
Subject: Fixes to Basic and Generic layers to work singly with LD_PRELOAD
X-Git-Tag: upstream/1.1.92~6505
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3660c7480587f4eb9df22b5741d71433c74c8534;p=platform%2Fupstream%2FVulkan-Tools.git

Fixes to Basic and Generic layers to work singly with LD_PRELOAD
---

diff --git a/layers/basic_plugin.c b/layers/basic_plugin.c
index 32ada03..c13aace 100644
--- a/layers/basic_plugin.c
+++ b/layers/basic_plugin.c
@@ -14,12 +14,8 @@ static void initLayerTable()
 {
     GetProcAddrType fpGPA;
 
-    //memset(&myTable, 0 , sizeof(myTable));
-
-    //todo init the entire table to next entrypoint
     fpGPA = pCurObj->pGPA;
     assert(fpGPA);
-    // Layer
     myTable.GetProcAddr = fpGPA;
     myTable.InitAndEnumerateGpus = fpGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (const XGL_CHAR *) "xglInitAndEnumerateGpus");
     myTable.GetGpuInfo = fpGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (const XGL_CHAR *) "xglGetGpuInfo");
@@ -139,25 +135,17 @@ static void initLayerTable()
     myTable.WsiX11GetMSC = fpGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (const XGL_CHAR *) "xglWsiX11GetMSC");
     myTable.WsiX11CreatePresentableImage = fpGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (const XGL_CHAR *) "xglWsiX11CreatePresentableImage");
     myTable.WsiX11QueuePresent = fpGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (const XGL_CHAR *) "xglWsiX11QueuePresent");
-#if 0
-    fpNextCD = fpNextGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (XGL_CHAR *) "xglCreateDevice");
-    myTable.CreateDevice = fpNextCD;
-    fpNextGGI = fpNextGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (XGL_CHAR *) "xglGetGpuInfo");
-    myTable.GetGpuInfo = fpNextGGI;
-    fpNextGFI = fpNextGPA((XGL_PHYSICAL_GPU) pCurObj->nextObject, (XGL_CHAR *) "xglGetFormatInfo");
-    myTable.GetFormatInfo = fpNextGFI;
-#endif
     return;
 }
 
 XGL_LAYER_EXPORT XGL_RESULT XGLAPI xglGetGpuInfo(XGL_PHYSICAL_GPU gpu, XGL_PHYSICAL_GPU_INFO_TYPE infoType, XGL_SIZE* pDataSize, XGL_VOID* pData)
 {
     XGL_BASE_LAYER_OBJECT* gpuw = (XGL_BASE_LAYER_OBJECT *) gpu;
-    printf("At start of wrapped xglCreateDevice() call w/ gpu: %p\n", (void*)gpu);
+    printf("At start of wrapped xglGetGpuInfo() call w/ gpu: %p\n", (void*)gpu);
     pCurObj = gpuw;
     pthread_once(&tabOnce, initLayerTable);
     XGL_RESULT result = myTable.GetGpuInfo((XGL_PHYSICAL_GPU)gpuw->nextObject, infoType, pDataSize, pData);
-    printf("Completed wrapped xglCreateDevice() call w/ gpu: %p\n", (void*)gpu);
+    printf("Completed wrapped xglGetGpuInfo() call w/ gpu: %p\n", (void*)gpu);
     return result;
 }
 
diff --git a/xgl-generate.py b/xgl-generate.py
index 6e790d8..552c84d 100755
--- a/xgl-generate.py
+++ b/xgl-generate.py
@@ -151,7 +151,7 @@ class Subcommand(object):
                              "    %s = wrapped_obj->nextObject;\n"
                              "    %s;\n"
                                  "}" % (qual, decl, proto.params[0].name, proto.params[0].name, stmt))
-            elif proto.name != "GetProcAddr":
+            elif proto.name != "GetProcAddr" and proto.name != "InitAndEnumerateGpus":
                 decl = proto.c_func(prefix="xgl", attr="XGLAPI")
                 param0_name = proto.params[0].name
                 ret_val = ''
@@ -194,8 +194,13 @@ class Subcommand(object):
         for name in xgl.icd_dispatch_table:
             if name == "GetProcAddr":
                 continue
-            func_body.append('    else if (!strncmp("%s%s", (const char *) funcName, sizeof("%s%s")))\n'
+            if name == "InitAndEnumerateGpus":
+                func_body.append('    else if (!strncmp("%s%s", (const char *) funcName, sizeof("%s%s")))\n'
+                             '        return nextTable.%s;' % (prefix, name, prefix, name, name))
+            else:
+                func_body.append('    else if (!strncmp("%s%s", (const char *) funcName, sizeof("%s%s")))\n'
                              '        return %s%s;' % (prefix, name, prefix, name, prefix, name))
+
         func_body.append("    else {\n"
                          "        XGL_BASE_LAYER_OBJECT* gpuw = (XGL_BASE_LAYER_OBJECT *) gpu;\n"
                          "        if (gpuw->pGPA == NULL)\n"