extensions: begin changes for extension support

This patch starts restructuring the various components
(loader, driver, layers, etc.) to support global and
device extensions. Require GetProcAddr to access the
extension functions and related support.

1 files changed, 28 insertions, 12 deletions

diff --git a/layers/layers_config.cpp b/layers/layers_config.cpp
index 134bf162..5f726640 100644
--- a/layers/layers_config.cpp
+++ b/layers/layers_config.cpp
@@ -53,7 +53,7 @@ private:
 
 static ConfigFile g_configFileObj;
 
-static unsigned int convertStringEnumVal(const char *_enum)
+static VkLayerDbgAction stringToDbgAction(const char *_enum)
 {
     // only handles single enum values
     if (!strcmp(_enum, "VK_DBG_LAYER_ACTION_IGNORE"))
@@ -64,18 +64,34 @@ static unsigned int convertStringEnumVal(const char *_enum)
         return VK_DBG_LAYER_ACTION_LOG_MSG;
     else if (!strcmp(_enum, "VK_DBG_LAYER_ACTION_BREAK"))
         return VK_DBG_LAYER_ACTION_BREAK;
-    else if (!strcmp(_enum, "VK_DBG_LAYER_LEVEL_INFO"))
-        return VK_DBG_LAYER_LEVEL_INFO;
-    else if (!strcmp(_enum, "VK_DBG_LAYER_LEVEL_WARN"))
-        return VK_DBG_LAYER_LEVEL_WARN;
-    else if (!strcmp(_enum, "VK_DBG_LAYER_LEVEL_PERF_WARN"))
-        return VK_DBG_LAYER_LEVEL_PERF_WARN;
-    else if (!strcmp(_enum, "VK_DBG_LAYER_LEVEL_ERROR"))
-        return VK_DBG_LAYER_LEVEL_ERROR;
-    else if (!strcmp(_enum, "VK_DBG_LAYER_LEVEL_NONE"))
-        return VK_DBG_LAYER_LEVEL_NONE;
-    return 0;
+    return (VkLayerDbgAction) 0;
+}
+
+static VkFlags stringToDbgReportFlags(const char *_enum)
+{
+    // only handles single enum values
+    if (!strcmp(_enum, "VK_DBG_REPORT_INFO"))
+        return VK_DBG_REPORT_INFO_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_WARN"))
+        return VK_DBG_REPORT_WARN_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_PERF_WARN"))
+        return VK_DBG_REPORT_PERF_WARN_BIT;
+    else if (!strcmp(_enum, "VK_DBG_REPORT_ERROR"))
+        return VK_DBG_REPORT_ERROR_BIT;
+    return (VkFlags) 0;
+}
+
+static unsigned int convertStringEnumVal(const char *_enum)
+{
+    unsigned int ret;
+
+    ret = stringToDbgAction(_enum);
+    if (ret)
+        return ret;
+
+    return stringToDbgReportFlags(_enum);
 }
+
 const char *getLayerOption(const char *_option)
 {
     return g_configFileObj.getOption(_option);