add extract-bml action

2023-03-23 23:09:15 -07:00
parent dcebc61b13
commit b58f354c41
5 changed files with 187 additions and 10 deletions
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <stdint.h>
+
+#include <memory>
+#include <phosg/Filesystem.hh>
+#include <phosg/Strings.hh>
+#include <string>
+#include <unordered_map>
+
+
+
+class BMLArchive {
+public:
+  BMLArchive(std::shared_ptr<const std::string> data, bool big_endian);
+  ~BMLArchive() = default;
+
+  struct Entry {
+    uint64_t offset;
+    uint32_t size;
+    uint64_t gvm_offset;
+    uint32_t gvm_size;
+  };
+  const std::unordered_map<std::string, Entry> all_entries() const;
+
+  std::pair<const void*, size_t> get(const std::string& name) const;
+  std::pair<const void*, size_t> get_gvm(const std::string& name) const;
+  std::string get_copy(const std::string& name) const;
+  StringReader get_reader(const std::string& name) const;
+
+private:
+  template <typename LongT>
+  void load_t();
+
+  std::shared_ptr<const std::string> data;
+
+  std::unordered_map<std::string, Entry> entries;
+};