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authorbunnei <bunneidev@gmail.com>2017-10-06 05:30:08 +0200
committerbunnei <bunneidev@gmail.com>2017-10-06 05:30:08 +0200
commit33ea53094cc1f34c27ca295472f01f8dd09a300b (patch)
treec45a8eefd68222c390b28ab2dfba3d787c4634ac /src/core/loader/linker.h
parentnso: Fixes to support homebrew NSOs without a MOD header. (diff)
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Diffstat (limited to 'src/core/loader/linker.h')
-rw-r--r--src/core/loader/linker.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/core/loader/linker.h b/src/core/loader/linker.h
new file mode 100644
index 000000000..d18155f0d
--- /dev/null
+++ b/src/core/loader/linker.h
@@ -0,0 +1,37 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <map>
+#include <string>
+#include "common/common_types.h"
+
+namespace Loader {
+
+class Linker {
+protected:
+ struct Symbol {
+ Symbol(std::string&& name, u64 value) : name(std::move(name)), value(value) {}
+ std::string name;
+ u64 value;
+ };
+
+ struct Import {
+ VAddr ea;
+ s64 addend;
+ };
+
+ void WriteRelocations(std::vector<u8>& program_image, const std::vector<Symbol>& symbols,
+ u64 relocation_offset, u64 size, bool is_jump_relocation,
+ VAddr load_base);
+ void Relocate(std::vector<u8>& program_image, u32 dynamic_section_offset, VAddr load_base);
+
+ void ResolveImports();
+
+ std::map<std::string, Import> imports;
+ std::map<std::string, VAddr> exports;
+};
+
+} // namespace Loader