1 /*************************************************************************** 2 begin : Fri Sep 12 2003 3 copyright : (C) 2020 by Martin Preuss 4 email : martin@libchipcard.de 5 6 *************************************************************************** 7 * * 8 * This library is free software; you can redistribute it and/or * 9 * modify it under the terms of the GNU Lesser General Public * 10 * License as published by the Free Software Foundation; either * 11 * version 2.1 of the License, or (at your option) any later version. * 12 * * 13 * This library is distributed in the hope that it will be useful, * 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 16 * Lesser General Public License for more details. * 17 * * 18 * You should have received a copy of the GNU Lesser General Public * 19 * License along with this library; if not, write to the Free Software * 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * 21 * MA 02111-1307 USA * 22 * * 23 ***************************************************************************/ 24 25 26 #ifndef GWENHYWFAR_BUFFER_P_H 27 #define GWENHYWFAR_BUFFER_P_H 28 29 #include <gwenhywfar/gwenhywfarapi.h> 30 #include <gwenhywfar/buffer.h> 31 32 /** 33 * When reallocating the buffer a multiple of this value is used. 34 * Needs to be aligned at 2^n 35 */ 36 #define GWEN_BUFFER_DYNAMIC_STEP 1024 37 38 #define GWEN_BUFFER_FLAGS_OWNED 0x0001 39 40 #define GWEN_BUFFER_MODE_COPYMASK (\ 41 ~(0) \ 42 ) 43 44 45 struct GWEN_BUFFER { 46 char *realPtr; 47 char *ptr; 48 uint32_t pos; 49 uint32_t bufferSize; 50 uint32_t realBufferSize; 51 uint32_t bytesUsed; 52 uint32_t flags; 53 uint32_t mode; 54 uint32_t hardLimit; 55 uint32_t step; 56 uint32_t bookmarks[GWEN_BUFFER_MAX_BOOKMARKS]; 57 uint32_t _refCount; 58 }; 59 60 61 62 static void GWEN_Buffer_AdjustBookmarks(GWEN_BUFFER *bf, 63 uint32_t pos, 64 int offset); 65 66 67 68 #endif 69 70 71 72