fix #515

资源路径大小写不敏感逻辑优化

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/LoadBuildinPackageManifestOperation.cs

@@ -69,8 +69,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
-                if (fileHash == _packageHash)
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/LoadCachePackageManifestOperation.cs

@@ -59,8 +59,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_fileData);
+                if (ManifestTools.VerifyManifestData(_fileData, _packageHash))
-                if (fileHash == _packageHash)
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/Operation/internal/LoadEditorPackageManifestOperation.cs

@@ -59,8 +59,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_fileData);
+                if (ManifestTools.VerifyManifestData(_fileData, _packageHash))
-                if (fileHash == _packageHash)
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultWebRemoteFileSystem/Operation/internal/LoadWebRemotePackageManifestOperation.cs

@@ -72,8 +72,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
-                if (fileHash == _packageHash)
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/LoadWebServerPackageManifestOperation.cs

@@ -69,8 +69,7 @@ namespace YooAsset
 
             if (_steps == ESteps.VerifyFileData)
             {
-                string fileHash = HashUtility.BytesCRC32(_webDataRequestOp.Result);
+                if (ManifestTools.VerifyManifestData(_webDataRequestOp.Result, _packageHash))
-                if (fileHash == _packageHash)
                 {
                     _steps = ESteps.LoadManifest;
                 }

Assets/YooAsset/Runtime/ResourcePackage/ManifestTools.cs

@@ -8,6 +8,30 @@ namespace YooAsset
 {
     internal static class ManifestTools
     {
+        /// <summary>
+        /// 验证清单文件的二进制数据
+        /// </summary>
+        public static bool VerifyManifestData(byte[] fileData, string hashValue)
+        {
+            if (fileData == null || fileData.Length == 0)
+                return false;
+            if (string.IsNullOrEmpty(hashValue))
+                return false;
+
+            // 注意：兼容俩种验证方式
+            // 注意：计算MD5的哈希值通常为32个字符
+            string fileHash;
+            if (hashValue.Length == 32)
+                fileHash = HashUtility.BytesMD5(fileData);
+            else
+                fileHash = HashUtility.BytesCRC32(fileData);
+
+            if (fileHash == hashValue)
+                return true;
+            else
+                return false;
+        }
+
         /// <summary>
         /// 序列化（JSON文件）
         /// </summary>
@@ -197,9 +221,16 @@ namespace YooAsset
             manifest.AssetDic = new Dictionary<string, PackageAsset>(assetCount);
 
             if (manifest.EnableAddressable)
+            {
                 manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 3);
+            }
             else
-                manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2);
+            {
+                if (manifest.LocationToLower)
+                    manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2, StringComparer.OrdinalIgnoreCase);
+                else
+                    manifest.AssetPathMapping1 = new Dictionary<string, string>(assetCount * 2);
+            }
 
             if (manifest.IncludeAssetGUID)
                 manifest.AssetPathMapping2 = new Dictionary<string, string>(assetCount);
@@ -221,8 +252,6 @@ namespace YooAsset
             // 填充AssetPathMapping1
             {
                 string location = packageAsset.AssetPath;
-                if (manifest.LocationToLower)
-                    location = location.ToLower();
 
                 // 添加原生路径的映射
                 if (manifest.AssetPathMapping1.ContainsKey(location))

Assets/YooAsset/Runtime/ResourcePackage/PackageManifest.cs

@@ -138,9 +138,6 @@ namespace YooAsset
             if (string.IsNullOrEmpty(location))
                 return string.Empty;
 
-            if (LocationToLower)
-                location = location.ToLower();
-
             if (AssetPathMapping1.TryGetValue(location, out string assetPath))
                 return assetPath;
             else
@@ -307,9 +304,6 @@ namespace YooAsset
                 return string.Empty;
             }
 
-            if (LocationToLower)
-                location = location.ToLower();
-
             if (AssetPathMapping1.TryGetValue(location, out string assetPath))
             {
                 return assetPath;