rewrite client function compiler

2026-05-11 07:29:25 -07:00
parent 2f2a0bcf2b
commit e78e2ba887
174 changed files with 3931 additions and 5807 deletions
@@ -0,0 +1,96 @@
+#pragma once
+
+#include <inttypes.h>
+
+#include <map>
+#include <memory>
+#include <phosg/Strings.hh>
+#include <string>
+#include <unordered_map>
+#include <unordered_set>
+#include <vector>
+
+#include "Menu.hh"
+
+class ClientFunctionIndex {
+public:
+  struct Function {
+    enum class Architecture {
+      UNKNOWN = 0,
+      POWERPC, // GC
+      X86, // PC, XB, BB
+      SH4, // Dreamcast
+    };
+    Architecture arch = Architecture::UNKNOWN;
+    std::string code;
+    std::vector<uint16_t> relocation_deltas;
+    std::unordered_map<std::string, uint32_t> label_offsets;
+    uint32_t entrypoint_offset_offset = 0;
+    std::string short_name; // Based on filename
+    std::string long_name; // From .meta name directive
+    std::string description; // From .meta description directive
+    uint64_t client_flag = 0; // From .meta client_flag directive
+    uint32_t menu_item_id = 0;
+    enum class Visibility {
+      DEBUG_ONLY = 0,
+      CHAT_COMMAND_ONLY_WITH_CHEAT_MODE,
+      CHAT_COMMAND_ONLY,
+      PATCHES_MENU_ONLY,
+      PATCHES_MENU_AND_CHAT_COMMAND,
+    };
+    Visibility visibility;
+    bool show_return_value = false;
+    uint32_t specific_version;
+
+    inline bool appears_in_patches_menu() const {
+      return (this->visibility == Visibility::PATCHES_MENU_ONLY) ||
+          (this->visibility == Visibility::PATCHES_MENU_AND_CHAT_COMMAND);
+    }
+    inline bool allowed_via_chat_command(bool cheat_mode_enabled) const {
+      return (cheat_mode_enabled && (this->visibility == Visibility::CHAT_COMMAND_ONLY_WITH_CHEAT_MODE)) ||
+          (this->visibility == Visibility::CHAT_COMMAND_ONLY) ||
+          (this->visibility == Visibility::PATCHES_MENU_AND_CHAT_COMMAND);
+    }
+
+    inline bool is_big_endian() const {
+      return (this->arch == Architecture::POWERPC);
+    }
+
+    template <bool BE>
+    std::string generate_client_command_t(
+        const std::unordered_map<std::string, uint32_t>& label_writes,
+        const void* suffix_data = nullptr,
+        size_t suffix_size = 0,
+        uint32_t override_relocations_offset = 0) const;
+    std::string generate_client_command(
+        const std::unordered_map<std::string, uint32_t>& label_writes = {},
+        const void* suffix_data = nullptr,
+        size_t suffix_size = 0,
+        uint32_t override_relocations_offset = 0) const;
+  };
+
+  ClientFunctionIndex() = default;
+  ClientFunctionIndex(const std::string& directory, bool raise_on_any_failure);
+
+  std::unordered_map<std::string, std::shared_ptr<Function>> all_functions; // Key is "PatchName-SpecificVersion"
+  std::map<uint32_t, std::map<std::string, std::shared_ptr<Function>>> functions_by_specific_version;
+  std::map<uint32_t, std::shared_ptr<Function>> functions_by_menu_item_id;
+
+  std::shared_ptr<const Menu> patch_switches_menu(
+      uint32_t specific_version,
+      const std::unordered_set<std::string>& server_auto_patches_enabled,
+      const std::unordered_set<std::string>& client_auto_patches_enabled) const;
+  bool patch_menu_empty(uint32_t specific_version) const;
+
+  std::shared_ptr<const Function> get(const std::string& name, uint32_t specific_version) const;
+  std::shared_ptr<const Function> get(const std::string& name, Function::Architecture arch) const;
+  std::shared_ptr<const Function> get(const std::string& name) const;
+  std::shared_ptr<const Function> get_by_menu_item_id(uint32_t menu_item_id) const;
+};
+
+const char* name_for_architecture(ClientFunctionIndex::Function::Architecture arch);
+uint32_t specific_version_for_gc_header_checksum(uint32_t header_checksum);
+
+template <>
+const char* phosg::name_for_enum<ClientFunctionIndex::Function::Visibility>(
+    ClientFunctionIndex::Function::Visibility vis);