Add coff_file_reader to extract info/from dll/lib files without dumpbin

Calling dumpbin was very slow in some cases (e.g. boost).
With coff_file_reader we directly examine the binary for the few bits we need.

1 files changed, 23 insertions, 0 deletions

diff --git a/toolsrc/include/coff_file_reader.h b/toolsrc/include/coff_file_reader.h
new file mode 100644
index 000000000..81f107f10
--- /dev/null
+++ b/toolsrc/include/coff_file_reader.h
@@ -0,0 +1,23 @@
+#pragma once
+#include <vector>
+#include "MachineType.h"
+#include <filesystem>
+
+namespace vcpkg {namespace COFFFileReader
+{
+    namespace fs = std::tr2::sys;
+
+    struct dll_info
+    {
+        MachineType machine_type;
+    };
+
+    struct lib_info
+    {
+        std::vector<MachineType> machine_types;
+    };
+
+    dll_info read_dll(const fs::path path);
+
+    lib_info read_lib(const fs::path path);
+}}