Line data    Source code

       1             : /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : 
       7             : #include "nsEscCharsetProber.h"
       8             : #include "nsUniversalDetector.h"
       9             : 
      10           0 : nsEscCharSetProber::nsEscCharSetProber()
      11             : {
      12           0 :   mCodingSM = new nsCodingStateMachine(&ISO2022JPSMModel);
      13           0 :   mState = eDetecting;
      14           0 :   mDetectedCharset = nullptr;
      15           0 : }
      16             : 
      17           0 : nsEscCharSetProber::~nsEscCharSetProber(void)
      18             : {
      19           0 : }
      20             : 
      21           0 : void nsEscCharSetProber::Reset(void)
      22             : {
      23           0 :   mState = eDetecting;
      24           0 :   mCodingSM->Reset();
      25           0 :   mDetectedCharset = nullptr;
      26           0 : }
      27             : 
      28           0 : nsProbingState nsEscCharSetProber::HandleData(const char* aBuf, uint32_t aLen)
      29             : {
      30             :   nsSMState codingState;
      31             :   uint32_t i;
      32             : 
      33           0 :   for ( i = 0; i < aLen && mState == eDetecting; i++)
      34             :   {
      35           0 :     codingState = mCodingSM->NextState(aBuf[i]);
      36           0 :     if (codingState == eItsMe)
      37             :     {
      38           0 :       mState = eFoundIt;
      39           0 :       mDetectedCharset = mCodingSM->GetCodingStateMachine();
      40           0 :       return mState;
      41             :     }
      42             :   }
      43             : 
      44           0 :   return mState;
      45             : }
      46             :