1 files changed, 43 insertions, 0 deletions
diff --git a/extensions/universalchardet/src/base/nsEUCJPProber.h b/extensions/universalchardet/src/base/nsEUCJPProber.h
new file mode 100644
index 000000000..4880151e5
--- /dev/null
+++ b/extensions/universalchardet/src/base/nsEUCJPProber.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// for S-JIS encoding, obeserve characteristic:
+// 1, kana character (or hankaku?) often have hight frequency of appereance
+// 2, kana character often exist in group
+// 3, certain combination of kana is never used in japanese language
+
+#ifndef nsEUCJPProber_h__
+#define nsEUCJPProber_h__
+
+#include "nsCharSetProber.h"
+#include "nsCodingStateMachine.h"
+#include "JpCntx.h"
+#include "CharDistribution.h"
+
+class nsEUCJPProber: public nsCharSetProber {
+public:
+  nsEUCJPProber()
+  {mCodingSM = new nsCodingStateMachine(&EUCJPSMModel);
+    Reset();}
+  virtual ~nsEUCJPProber(void){delete mCodingSM;}
+  nsProbingState HandleData(const char* aBuf, uint32_t aLen);
+  const char* GetCharSetName() {return "EUC-JP";}
+  nsProbingState GetState(void) {return mState;}
+  void      Reset(void);
+  float     GetConfidence(void);
+
+protected:
+  nsCodingStateMachine* mCodingSM;
+  nsProbingState mState;
+
+  EUCJPContextAnalysis mContextAnalyser;
+  EUCJPDistributionAnalysis mDistributionAnalyser;
+
+  char mLastChar[2];
+};
+
+
+#endif /* nsEUCJPProber_h__ */
+