/src/FreeImage/Source/LibMNG/libmng_error.h
C++ Header | 119 lines | 38 code | 15 blank | 66 comment | 15 complexity | d73284b9ea8496a53cfcae7d792fc60c MD5 | raw file
1/* ************************************************************************** */ 2/* * For conditions of distribution and use, * */ 3/* * see copyright notice in libmng.h * */ 4/* ************************************************************************** */ 5/* * * */ 6/* * project : libmng * */ 7/* * file : libmng_error.h copyright (c) 2000-2002 G.Juyn * */ 8/* * version : 1.0.5 * */ 9/* * * */ 10/* * purpose : Error functions (definition) * */ 11/* * * */ 12/* * author : G.Juyn * */ 13/* * * */ 14/* * comment : Definition of the generic error-codes and functions * */ 15/* * * */ 16/* * changes : 0.5.1 - 05/06/2000 - G.Juyn * */ 17/* * - added some errorcodes * */ 18/* * 0.5.1 - 05/08/2000 - G.Juyn * */ 19/* * - added some errorcodes * */ 20/* * - changed strict-ANSI stuff * */ 21/* * 0.5.1 - 05/11/2000 - G.Juyn * */ 22/* * - added application errorcodes (used with callbacks) * */ 23/* * - moved chunk-access errorcodes to severity 5 * */ 24/* * * */ 25/* * 0.5.2 - 05/20/2000 - G.Juyn * */ 26/* * - added JNG errorcodes * */ 27/* * 0.5.2 - 05/23/2000 - G.Juyn * */ 28/* * - added error tell-tale definition * */ 29/* * 0.5.2 - 05/30/2000 - G.Juyn * */ 30/* * - added errorcodes for delta-image processing * */ 31/* * 0.5.2 - 06/06/2000 - G.Juyn * */ 32/* * - added errorcode for delayed buffer-processing * */ 33/* * - moved errorcodes to "libmng.h" * */ 34/* * * */ 35/* * 0.9.1 - 07/15/2000 - G.Juyn * */ 36/* * - added macro + routine to set returncode without * */ 37/* * calling error callback * */ 38/* * * */ 39/* * 0.9.2 - 08/05/2000 - G.Juyn * */ 40/* * - changed file-prefixes * */ 41/* * * */ 42/* * 1.0.5 - 08/19/2002 - G.Juyn * */ 43/* * - B597134 - libmng pollutes the linker namespace * */ 44/* * 1.0.5 - 08/20/2002 - G.Juyn * */ 45/* * - added option for soft-handling of errors * */ 46/* * * */ 47/* ************************************************************************** */ 48 49#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI) 50#pragma option -A /* force ANSI-C */ 51#endif 52 53#ifndef _libmng_error_h_ 54#define _libmng_error_h_ 55 56/* ************************************************************************** */ 57/* * * */ 58/* * Default error routines * */ 59/* * * */ 60/* ************************************************************************** */ 61 62mng_bool mng_store_error (mng_datap pData, 63 mng_retcode iError, 64 mng_retcode iExtra1, 65 mng_retcode iExtra2); 66 67mng_bool mng_process_error (mng_datap pData, 68 mng_retcode iError, 69 mng_retcode iExtra1, 70 mng_retcode iExtra2); 71 72/* ************************************************************************** */ 73/* * * */ 74/* * Error handling macros * */ 75/* * * */ 76/* ************************************************************************** */ 77 78#ifdef MNG_SOFTERRORS 79#define MNG_ERROR(D,C) { if (!mng_process_error (D, C, 0, 0)) return C; } 80#define MNG_ERRORZ(D,Z) { if (!mng_process_error (D, MNG_ZLIBERROR, Z, 0)) return MNG_ZLIBERROR; } 81#define MNG_ERRORJ(D,J) { if (!mng_process_error (D, MNG_JPEGERROR, J, 0)) return MNG_JPEGERROR; } 82#define MNG_ERRORL(D,L) { if (!mng_process_error (D, MNG_LCMSERROR, L, 0)) return MNG_LCMSERROR; } 83#else 84#define MNG_ERROR(D,C) { mng_process_error (D, C, 0, 0); return C; } 85#define MNG_ERRORZ(D,Z) { mng_process_error (D, MNG_ZLIBERROR, Z, 0); return MNG_ZLIBERROR; } 86#define MNG_ERRORJ(D,J) { mng_process_error (D, MNG_JPEGERROR, J, 0); return MNG_JPEGERROR; } 87#define MNG_ERRORL(D,L) { mng_process_error (D, MNG_LCMSERROR, L, 0); return MNG_LCMSERROR; } 88#endif 89 90#define MNG_RETURN(D,C) { mng_store_error (D, C, 0, 0); return C; } 91 92#define MNG_WARNING(D,C) { if (!mng_process_error (D, C, 0, 0)) return C; } 93 94#define MNG_VALIDHANDLE(H) { if ((H == 0) || (((mng_datap)H)->iMagic != MNG_MAGIC)) \ 95 return MNG_INVALIDHANDLE; } 96#define MNG_VALIDHANDLEX(H) { if ((H == 0) || (((mng_datap)H)->iMagic != MNG_MAGIC)) \ 97 return 0; } 98#define MNG_VALIDCB(D,C) { if (!((mng_datap)D)->C) \ 99 MNG_ERROR (((mng_datap)D), MNG_NOCALLBACK) } 100 101/* ************************************************************************** */ 102/* * * */ 103/* * Error string-table entry * */ 104/* * * */ 105/* ************************************************************************** */ 106 107typedef struct { 108 mng_retcode iError; 109 mng_pchar zErrortext; 110 } mng_error_entry; 111typedef mng_error_entry const * mng_error_entryp; 112 113/* ************************************************************************** */ 114 115#endif /* _libmng_error_h_ */ 116 117/* ************************************************************************** */ 118/* * end of file * */ 119/* ************************************************************************** */