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feat(world): record the zone files a world loads, with sizes and hashes

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ZoneFileLog keeps the .luz, .lvl, .lutriggers, terrain .raw and navmesh a
world read while loading its zone: absolute path of the loose file (or
the name in the pack), size and an FNV-1a hash of the bytes read.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Aaron Kimbrell
2026-09-30 02:44:08 -05:00
parent b629766182
commit e709855b7d
8 changed files with 165 additions and 0 deletions
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11
dCommon/dClient/AssetManager.cpp
View File

@@ -154,6 +154,17 @@ bool AssetManager::GetFile(std::string fixedName, char** data, uint32_t* len) co
return success;
}
std::optional<std::filesystem::path> AssetManager::GetLoosePath(std::string fixedName) const {
// The same name fixing as GetFile
std::transform(fixedName.begin(), fixedName.end(), fixedName.begin(), [](uint8_t c) { return std::tolower(c); });
std::replace(fixedName.begin(), fixedName.end(), '\\', '/');
if (this->m_AssetBundleType == eAssetBundleType::Unpacked) GeneralUtils::ReplaceInString(fixedName, "brickmodels", "BrickModels");
const auto path = m_ResPath / fixedName;
std::error_code code;
if (!std::filesystem::exists(path, code)) return std::nullopt;
return path;
}
AssetStream AssetManager::GetFile(const char* name) const {
char* buf; uint32_t len;

17
dCommon/dClient/AssetManager.h
View File

@@ -4,6 +4,8 @@
#include <vector>
#include <unordered_map>
#include <filesystem>
#include <optional>
#include <string_view>
#include "Pack.h"
#include "PackIndex.h"
@@ -44,6 +46,12 @@ struct AssetMemoryBuffer : std::streambuf {
setg(eback(), eback() + off, egptr());
return gptr() - eback();
}
// Every byte of the file (empty when it wasn't found)
std::string_view Bytes() const {
if (!m_Success) return {};
return std::string_view(eback(), static_cast<size_t>(egptr() - eback()));
}
};
struct AssetStream : std::istream {
@@ -56,6 +64,11 @@ struct AssetStream : std::istream {
operator bool() {
return reinterpret_cast<AssetMemoryBuffer*>(rdbuf())->m_Success;
}
// Every byte of the file, whatever has been read of it so far
std::string_view Bytes() const {
return reinterpret_cast<const AssetMemoryBuffer*>(rdbuf())->Bytes();
}
};
class AssetManager {
@@ -78,6 +91,10 @@ public:
[[nodiscard]]
bool GetFile(std::string name, char** data, uint32_t* len) const;
// Where GetFile reads name from when it is a loose file in res; nullopt when it comes from a pack or isn't there
[[nodiscard]]
std::optional<std::filesystem::path> GetLoosePath(std::string name) const;
[[nodiscard]]
AssetStream GetFile(const char* name) const;