simple imhex pattern for diablo2oo2's universal patcher's rsrc

dup2_patch.hexpat

#include <std/io.pat>

namespace dup2 {
	u32 offset @ 0x16;
	u32 count @ 0x1E;
	
	fn read_pat(auto pat) {
		str hex_pat = "";
		for (auto i = 0, i < pat.size, i = i + 1) {
			if (!pat.Mask[i])
				hex_pat += std::format("{:02x}", pat.Pattern[i]);
			else
				hex_pat += "??";
				
			hex_pat += " ";
		}
		return hex_pat;
	};
	
	
	struct patch_pattern<auto Size> {
		char Pattern[Size];
		bool Mask[Size];
		u32 size = Size;
	} [[format_read("dup2::read_pat")]];

	struct patch_info {  
		u32 PatternSize;
		s32 PatchNumber;
		patch_pattern<PatternSize> Search;
		patch_pattern<PatternSize> Patch;
		std::print("== Patch ==\nMatch = {}:\n- {}\n+ {}", PatchNumber, Search, Patch);
	};

	patch_info PatchInfo[count + 1] @ offset;
}