From 8457830abdca9d5769e2ec1bdbfb793a05e6c5dd Mon Sep 17 00:00:00 2001
From: Tim Jenssen <tim.jenssen@nokia.com>
Date: Mon, 21 Feb 2011 16:30:31 +0100
Subject: init commit

---
 .../3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp   | 130 +++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp

(limited to 'installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp')

diff --git a/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp
new file mode 100644
index 000000000..75dfed426
--- /dev/null
+++ b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/CPP/Common/Lang.cpp
@@ -0,0 +1,130 @@
+// Common/Lang.cpp
+
+#include "StdAfx.h"
+
+#include "Lang.h"
+#include "TextConfig.h"
+
+#include "../Windows/FileIO.h"
+#include "UTFConvert.h"
+#include "Defs.h"
+
+static bool HexStringToNumber(const UString &s, UInt32 &value)
+{
+  value = 0;
+  if (s.IsEmpty())
+    return false;
+  for (int i = 0; i < s.Length(); i++)
+  {
+    wchar_t c = s[i];
+    int a;
+    if (c >= L'0' && c <= L'9')
+      a = c - L'0';
+    else if (c >= L'A' && c <= L'F')
+      a = 10 + c - L'A';
+    else if (c >= L'a' && c <= L'f')
+      a = 10 + c - L'a';
+    else
+      return false;
+    value *= 0x10;
+    value += a;
+  }
+  return true;
+}
+
+
+static bool WaitNextLine(const AString &s, int &pos)
+{
+  for (; pos < s.Length(); pos++)
+    if (s[pos] == 0x0A)
+      return true;
+  return false;
+}
+
+static int CompareLangItems(void *const *elem1, void *const *elem2, void *)
+{
+  const CLangPair &langPair1 = *(*((const CLangPair **)elem1));
+  const CLangPair &langPair2 = *(*((const CLangPair **)elem2));
+  return MyCompare(langPair1.Value, langPair2.Value);
+}
+
+bool CLang::Open(LPCWSTR fileName)
+{
+  _langPairs.Clear();
+  NWindows::NFile::NIO::CInFile file;
+  if (!file.Open(fileName))
+    return false;
+  UInt64 length;
+  if (!file.GetLength(length))
+    return false;
+  if (length > (1 << 20))
+    return false;
+  AString s;
+  char *p = s.GetBuffer((int)length + 1);
+  UInt32 processed;
+  if (!file.Read(p, (UInt32)length, processed))
+    return false;
+  p[(UInt32)length] = 0;
+  s.ReleaseBuffer();
+  file.Close();
+  int pos = 0;
+  if (s.Length() >= 3)
+  {
+    if (Byte(s[0]) == 0xEF && Byte(s[1]) == 0xBB && Byte(s[2]) == 0xBF)
+      pos += 3;
+  }
+
+  /////////////////////
+  // read header
+
+  AString stringID = ";!@Lang@!UTF-8!";
+  if (s.Mid(pos, stringID.Length()) != stringID)
+    return false;
+  pos += stringID.Length();
+  
+  if (!WaitNextLine(s, pos))
+    return false;
+
+  CObjectVector<CTextConfigPair> pairs;
+  if (!GetTextConfig(s.Mid(pos), pairs))
+    return false;
+
+  _langPairs.Reserve(_langPairs.Size());
+  for (int i = 0; i < pairs.Size(); i++)
+  {
+    CTextConfigPair textConfigPair = pairs[i];
+    CLangPair langPair;
+    if (!HexStringToNumber(textConfigPair.ID, langPair.Value))
+      return false;
+    langPair.String = textConfigPair.String;
+    _langPairs.Add(langPair);
+  }
+  _langPairs.Sort(CompareLangItems, NULL);
+  return true;
+}
+
+int CLang::FindItem(UInt32 value) const
+{
+  int left = 0, right = _langPairs.Size();
+  while (left != right)
+  {
+    UInt32 mid = (left + right) / 2;
+    UInt32 midValue = _langPairs[mid].Value;
+    if (value == midValue)
+      return mid;
+    if (value < midValue)
+      right = mid;
+    else
+      left = mid + 1;
+  }
+  return -1;
+}
+
+bool CLang::GetMessage(UInt32 value, UString &message) const
+{
+  int index =  FindItem(value);
+  if (index < 0)
+    return false;
+  message = _langPairs[index].String;
+  return true;
+}
-- 
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