From fc330fd8ff0115804d9c4b53a1f810c00dd63de9 Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Thu, 6 Jun 2019 16:48:21 +0200
Subject: Dep/CascLib: Update to
 ladislav-zezula/CascLib@a1197edf0b3bd4d52c3f39be7fa7b44bb0b98012

---
 dep/CascLib/src/CascRootFile_Text.cpp | 121 ++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 dep/CascLib/src/CascRootFile_Text.cpp

(limited to 'dep/CascLib/src/CascRootFile_Text.cpp')

diff --git a/dep/CascLib/src/CascRootFile_Text.cpp b/dep/CascLib/src/CascRootFile_Text.cpp
new file mode 100644
index 00000000000..e78b0bf086f
--- /dev/null
+++ b/dep/CascLib/src/CascRootFile_Text.cpp
@@ -0,0 +1,121 @@
+/*****************************************************************************/
+/* CascRootFile_Text.cpp                  Copyright (c) Ladislav Zezula 2017 */
+/*---------------------------------------------------------------------------*/
+/* Support for generic ROOT handler with mapping of FileName -> CKey         */
+/*---------------------------------------------------------------------------*/
+/*   Date    Ver   Who  Comment                                              */
+/* --------  ----  ---  -------                                              */
+/* 28.10.15  1.00  Lad  The first version of CascRootFile_Text.cpp           */
+/*****************************************************************************/
+
+#define __CASCLIB_SELF__
+#include "CascLib.h"
+#include "CascCommon.h"
+
+//-----------------------------------------------------------------------------
+// Handler definitions for Starcraft I root file
+
+struct TRootHandler_SC1 : public TFileTreeRoot
+{
+    public:
+
+    TRootHandler_SC1() : TFileTreeRoot(0)
+    {
+        // We have file names and return CKey as result of search
+        dwFeatures |= (CASC_FEATURE_FILE_NAMES | CASC_FEATURE_ROOT_CKEY);
+    }
+
+    static bool IsRootFile(LPBYTE pbRootFile, DWORD cbRootFile)
+    {
+        CASC_CSV Csv(1, false);
+        size_t nColumns;
+        bool bResult = false;
+
+        // Get the first line from the listfile
+        if(Csv.Load(pbRootFile, cbRootFile) == ERROR_SUCCESS)
+        {
+            // There must be 2 or 3 elements
+            nColumns = Csv[CSV_ZERO].GetColumnCount();
+            if (nColumns == 2 || nColumns == 3)
+            {
+                const CASC_CSV_COLUMN & FileName = Csv[CSV_ZERO][CSV_ZERO];
+                const CASC_CSV_COLUMN & CKeyStr = Csv[CSV_ZERO][1];
+
+                bResult = (FileName.szValue && CKeyStr.szValue && CKeyStr.nLength == MD5_STRING_SIZE);
+            }
+        }
+
+        // We need to reset the listfile to the begin position
+        return bResult;
+    }
+
+    int Load(TCascStorage * hs, LPBYTE pbRootFile, DWORD cbRootFile)
+    {
+        PCASC_CKEY_ENTRY pCKeyEntry;
+        CASC_CSV Csv(0, false);
+        BYTE CKey[MD5_HASH_SIZE];
+        int nError;
+
+        // Parse the ROOT file first in order to see whether we have the correct format
+        nError = Csv.Load(pbRootFile, cbRootFile);
+        if(nError == ERROR_SUCCESS)
+        {
+            // Parse all lines
+            while(Csv.LoadNextLine())
+            {
+                const CASC_CSV_COLUMN & FileName = Csv[CSV_ZERO][CSV_ZERO];
+                const CASC_CSV_COLUMN & CKeyStr = Csv[CSV_ZERO][1];
+
+                // Convert the CKey to binary
+                if(ConvertStringToBinary(CKeyStr.szValue, MD5_STRING_SIZE, CKey) == ERROR_SUCCESS)
+                {
+                    // Verify whether it is a known entry
+                    if((pCKeyEntry = FindCKeyEntry_CKey(hs, CKey)) != NULL)
+                    {
+                        // Insert the FileName+CKey to the file tree
+                        FileTree.InsertByName(pCKeyEntry, FileName.szValue);
+                    }
+                }
+            }
+        }
+
+        return nError;
+    }
+};
+
+//-----------------------------------------------------------------------------
+// Public functions
+
+//
+// Starcraft ROOT file is a text file with the following format:
+// HD2/portraits/NBluCrit/NLCFID01.webm|c2795b120592355d45eba9cdc37f691e
+// locales/enUS/Assets/campaign/EXPZerg/Zerg08/staredit/wav/zovtra01.ogg|316b0274bf2dabaa8db60c3ff1270c85
+// locales/zhCN/Assets/sound/terran/ghost/tghdth01.wav|6637ed776bd22089e083b8b0b2c0374c
+//
+
+int RootHandler_CreateStarcraft1(TCascStorage * hs, LPBYTE pbRootFile, DWORD cbRootFile)
+{
+    TRootHandler_SC1 * pRootHandler = NULL;
+    int nError = ERROR_BAD_FORMAT;
+
+    // Verify whether this looks like a Starcraft I root file
+    if(TRootHandler_SC1::IsRootFile(pbRootFile, cbRootFile))
+    {
+        // Allocate the root handler object
+        pRootHandler = new TRootHandler_SC1();
+        if(pRootHandler != NULL)
+        {
+            // Load the root directory. If load failed, we free the object
+            nError = pRootHandler->Load(hs, pbRootFile, cbRootFile);
+            if(nError != ERROR_SUCCESS)
+            {
+                delete pRootHandler;
+                pRootHandler = NULL;
+            }
+        }
+    }
+
+    // Assign the root directory (or NULL) and return error
+    hs->pRootHandler = pRootHandler;
+    return nError;
+}
-- 
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