Code cleanup: moving ExportResolver to xe::cpu

src/xenia/cpu/export_resolver.cc

@@ -0,0 +1,70 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include "xenia/cpu/export_resolver.h"
+
+#include "poly/assert.h"
+#include "poly/math.h"
+
+namespace xe {
+namespace cpu {
+
+ExportResolver::ExportResolver() {}
+
+ExportResolver::~ExportResolver() {}
+
+void ExportResolver::RegisterTable(const std::string& library_name,
+                                   KernelExport* exports, const size_t count) {
+  tables_.emplace_back(library_name, exports, count);
+
+  for (size_t n = 0; n < count; n++) {
+    exports[n].is_implemented = false;
+    exports[n].variable_ptr = 0;
+    exports[n].function_data.shim_data = nullptr;
+    exports[n].function_data.shim = nullptr;
+  }
+}
+
+KernelExport* ExportResolver::GetExportByOrdinal(
+    const std::string& library_name, const uint32_t ordinal) {
+  for (const auto& table : tables_) {
+    if (table.name == library_name) {
+      // TODO(benvanik): binary search?
+      for (size_t n = 0; n < table.count; n++) {
+        if (table.exports[n].ordinal == ordinal) {
+          return &table.exports[n];
+        }
+      }
+      return nullptr;
+    }
+  }
+  return nullptr;
+}
+
+void ExportResolver::SetVariableMapping(const std::string& library_name,
+                                        const uint32_t ordinal,
+                                        uint32_t value) {
+  auto kernel_export = GetExportByOrdinal(library_name, ordinal);
+  assert_not_null(kernel_export);
+  kernel_export->is_implemented = true;
+  kernel_export->variable_ptr = value;
+}
+
+void ExportResolver::SetFunctionMapping(const std::string& library_name,
+                                        const uint32_t ordinal, void* shim_data,
+                                        xe_kernel_export_shim_fn shim) {
+  auto kernel_export = GetExportByOrdinal(library_name, ordinal);
+  assert_not_null(kernel_export);
+  kernel_export->is_implemented = true;
+  kernel_export->function_data.shim_data = shim_data;
+  kernel_export->function_data.shim = shim;
+}
+
+}  // namespace cpu
+}  // namespace xe