diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 54e84cd..6c2156f 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -9,10 +9,10 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="cf74c012-cc69-4732-ac79-9ddfcbf803ee" name="Changes" comment="start i/o logic, CLI is partial atm">
+    <list default="true" id="cf74c012-cc69-4732-ac79-9ddfcbf803ee" name="Changes" comment="The compiler fucked itself">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/net/screwgravity/vitality4j/standalone.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/standalone.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/net/screwgravity/vitality4j/tools.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/tools.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/standalone.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/standalone.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/tools.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/net/screwgravity/vitality4j/tools.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -160,7 +160,15 @@
       <option name="project" value="LOCAL" />
       <updated>1723527352761</updated>
     </task>
-    <option name="localTasksCounter" value="10" />
+    <task id="LOCAL-00010" summary="The compiler fucked itself">
+      <option name="closed" value="true" />
+      <created>1728336100523</created>
+      <option name="number" value="00010" />
+      <option name="presentableId" value="LOCAL-00010" />
+      <option name="project" value="LOCAL" />
+      <updated>1728336100523</updated>
+    </task>
+    <option name="localTasksCounter" value="11" />
     <servers />
   </component>
   <component name="VcsManagerConfiguration">
@@ -173,6 +181,7 @@
     <MESSAGE value="cli args handling WIP" />
     <MESSAGE value="shut up" />
     <MESSAGE value="start i/o logic, CLI is partial atm" />
-    <option name="LAST_COMMIT_MESSAGE" value="start i/o logic, CLI is partial atm" />
+    <MESSAGE value="The compiler fucked itself" />
+    <option name="LAST_COMMIT_MESSAGE" value="The compiler fucked itself" />
   </component>
 </project>
\ No newline at end of file
diff --git a/src/net/screwgravity/vitality4j/standalone.java b/src/net/screwgravity/vitality4j/standalone.java
index 8e475e0..f50c340 100644
--- a/src/net/screwgravity/vitality4j/standalone.java
+++ b/src/net/screwgravity/vitality4j/standalone.java
@@ -165,6 +165,9 @@ public class standalone {
                     try {
                         PSARC psarc = new PSARC(new File (targetPath)); // System.getProperty("user.dir") + File.separator +
                         System.out.println("PSARC version " + psarc.version[0] + "." + psarc.version[1] + "." + psarc.version[2] + "." + psarc.version[3]);
+                        String comp = "nothing";
+                        if (psarc.algorithm == CompressionFormats.ZLIB) {comp = "ZLIB";} else if (psarc.algorithm == CompressionFormats.LZMA) {comp = "LZMA";}
+                        System.out.println("Compressed with " + comp);
                         System.exit(0);
                     } catch (Exception e) {
                         System.out.println("Error reading file \"" + targetPath + "\".\n" + e.getMessage());
diff --git a/src/net/screwgravity/vitality4j/tools.java b/src/net/screwgravity/vitality4j/tools.java
index 634322a..797f382 100644
--- a/src/net/screwgravity/vitality4j/tools.java
+++ b/src/net/screwgravity/vitality4j/tools.java
@@ -73,6 +73,7 @@ public class tools {
             public PathModes mode = PathModes.RELATIVE;
             private RandomAccessFile fromDisk = null;                                   // if NULL then file is a new file
             private List<CompressedFile> files = new ArrayList<CompressedFile>();
+            private int toc_length = 0;
 
             public PSARC() { // new w/ defaults
                 // use defaults, do nothing
@@ -93,6 +94,18 @@ public class tools {
                 // ok, it is safe to continue
                 fromDisk.seek(4);
                 fromDisk.read(version);
+
+                byte[] algorithm_cast = new byte[]{0, 0, 0, 0};
+                byte[] header_zlib = new byte[]{122, 108, 105, 98};
+                byte[] header_lzma = new byte[]{108, 122, 109, 97};
+                fromDisk.read(algorithm_cast);
+                if (Arrays.equals(algorithm_cast, header_zlib)) {algorithm = CompressionFormats.ZLIB;}
+                else if (Arrays.equals(algorithm_cast, header_lzma)) {algorithm = CompressionFormats.LZMA;}
+                else {throw new IncorrectFileTypeException("Unrecognized or unimplemented compression algorithm.");}
+
+                byte[] toc_length_cast = new byte[]{0, 0, 0, 0};
+                fromDisk.read(toc_length_cast);
+                //toc_length = (int)toc_length_cast;
             }
 
             public PSARC(CompressionFormats algorithm, byte strength) { // new