1 /* 2 * Copyright (c) 2003-4 Kian Duffy <myob@users.sourceforge.net> 3 * Parts Copyright (C) 1998,99 Kazuho Okui and Takashi Murai. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files or portions 7 * thereof (the "Software"), to deal in the Software without restriction, 8 * including without limitation the rights to use, copy, modify, merge, 9 * publish, distribute, sublicense, and/or sell copies of the Software, 10 * and to permit persons to whom the Software is furnished to do so, subject 11 * to the following conditions: 12 * 13 * * Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 16 * * Redistributions in binary form must reproduce the above copyright notice 17 * in the binary, as well as this list of conditions and the following 18 * disclaimer in the documentation and/or other materials provided with 19 * the distribution. 20 * 21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 26 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 27 * THE SOFTWARE. 28 * 29 */ 30 31 #ifndef TERMPARSE_H 32 #define TERMPARSE_H 33 34 #include <OS.h> 35 #include <MessageRunner.h> 36 37 #include "TermConst.h" 38 39 class TermView; 40 class CodeConv; 41 class TermWindow; 42 43 //PtyReader buffer size. 44 #define READ_BUF_SIZE 2048 45 46 class TermParse : public BHandler { 47 public: 48 TermParse(int fd, TermWindow *inWinObj, TermView *inViewObj, CodeConv *inConvObj); 49 ~TermParse(); 50 51 status_t StartThreads(); 52 53 private: 54 // Initialize TermParse and PtyReader thread. 55 status_t InitTermParse(); 56 status_t InitPtyReader(); 57 58 // Delete TermParse and PtyReader thread. 59 status_t AbortTermParse(); 60 status_t AbortPtyReader(); 61 62 int32 EscParse(); 63 int32 PtyReader(); 64 65 static int32 _ptyreader_thread(void *); 66 static int32 _escparse_thread(void *); 67 68 // Reading ReadBuf at one Char. 69 status_t GetReaderBuf(uchar &c); 70 71 int fFd; 72 73 TermView *fViewObj; 74 TermWindow *fWinObj; 75 CodeConv *fConvObj; 76 77 thread_id fParseThread; 78 sem_id fParseSem; 79 80 thread_id fReaderThread; 81 sem_id fReaderSem; 82 sem_id fReaderLocker; 83 84 BMessageRunner *fCursorUpdate; 85 86 uint fParser_p; /* EscParse reading buffer pointer */ 87 int fLockFlag; /* PtyReader lock flag */ 88 89 bool fQuitting; 90 91 uchar fReadBuf[READ_BUF_SIZE]; /* Reading buffer */ 92 }; 93 94 #endif // TERMPARSE_H 95