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Toni G
261
src/adf_env.c
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261
src/adf_env.c
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/*
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* ADF Library
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*
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* adf_env.c
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*
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* $Id$
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*
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* library context and customization code
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*
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* This file is part of ADFLib.
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*
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* ADFLib is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* ADFLib is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Foobar; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include<stdio.h>
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#include<stdlib.h>
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#include"adf_defs.h"
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#include"adf_str.h"
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#include"adf_nativ.h"
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#include"adf_env.h"
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#include"defendian.h"
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union u{
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int32_t l;
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char c[4];
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};
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ENV_DECLARATION;
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void rwHeadAccess(SECTNUM physical, SECTNUM logical, BOOL write)
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{
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/* display the physical sector, the logical block, and if the access is read or write */
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fprintf(stderr, "phy %d / log %d : %c\n", physical, logical, write ? 'W' : 'R');
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}
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void progressBar(int perCentDone)
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{
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fprintf(stderr,"%d %% done\n",perCentDone);
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}
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void Warning(char* msg) {
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fprintf(stderr,"Warning <%s>\n",msg);
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}
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void Error(char* msg) {
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fprintf(stderr,"Error <%s>\n",msg);
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/* exit(1);*/
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}
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void Verbose(char* msg) {
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fprintf(stderr,"Verbose <%s>\n",msg);
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}
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void Changed(SECTNUM nSect, int changedType)
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{
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/* switch(changedType) {
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case ST_FILE:
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fprintf(stderr,"Notification : sector %ld (FILE)\n",nSect);
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break;
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case ST_DIR:
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fprintf(stderr,"Notification : sector %ld (DIR)\n",nSect);
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break;
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case ST_ROOT:
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fprintf(stderr,"Notification : sector %ld (ROOT)\n",nSect);
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break;
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default:
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fprintf(stderr,"Notification : sector %ld (???)\n",nSect);
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}
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*/}
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/*
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* adfInitEnv
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*
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*/
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void adfEnvInitDefault()
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{
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/* char str[80];*/
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union u val;
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/* internal checking */
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if (sizeof(short)!=2)
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{ fprintf(stderr,"Compilation error : sizeof(short)!=2\n"); exit(1); }
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if (sizeof(int32_t)!=4)
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{ fprintf(stderr,"Compilation error : sizeof(short)!=2\n"); exit(1); }
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if (sizeof(struct bEntryBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bEntryBlock)!=512\n"); exit(1); }
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if (sizeof(struct bRootBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bRootBlock)!=512\n"); exit(1); }
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if (sizeof(struct bDirBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bDirBlock)!=512\n"); exit(1); }
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if (sizeof(struct bBootBlock)!=1024)
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{ fprintf(stderr,"Internal error : sizeof(struct bBootBlock)!=1024\n"); exit(1); }
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if (sizeof(struct bFileHeaderBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bFileHeaderBlock)!=512\n"); exit(1); }
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if (sizeof(struct bFileExtBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bFileExtBlock)!=512\n"); exit(1); }
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if (sizeof(struct bOFSDataBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bOFSDataBlock)!=512\n"); exit(1); }
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if (sizeof(struct bBitmapBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bBitmapBlock)!=512\n"); exit(1); }
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if (sizeof(struct bBitmapExtBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bBitmapExtBlock)!=512\n"); exit(1); }
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if (sizeof(struct bLinkBlock)!=512)
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{ fprintf(stderr,"Internal error : sizeof(struct bLinkBlock)!=512\n"); exit(1); }
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val.l=1L;
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/* if LITT_ENDIAN not defined : must be BIG endian */
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#ifndef LITT_ENDIAN
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if (val.c[3]!=1) /* little endian : LITT_ENDIAN must be defined ! */
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{ fprintf(stderr,"Compilation error : #define LITT_ENDIAN must exist\n"); exit(1); }
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#else
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if (val.c[3]==1) /* big endian : LITT_ENDIAN must not be defined ! */
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{ fprintf(stderr,"Compilation error : #define LITT_ENDIAN must not exist\n"); exit(1); }
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#endif
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adfEnv.wFct = Warning;
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adfEnv.eFct = Error;
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adfEnv.vFct = Verbose;
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adfEnv.notifyFct = Changed;
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adfEnv.rwhAccess = rwHeadAccess;
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adfEnv.progressBar = progressBar;
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adfEnv.useDirCache = FALSE;
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adfEnv.useRWAccess = FALSE;
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adfEnv.useNotify = FALSE;
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adfEnv.useProgressBar = FALSE;
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/* sprintf(str,"ADFlib %s (%s)",adfGetVersionNumber(),adfGetVersionDate());
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(*adfEnv.vFct)(str);
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*/
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adfEnv.nativeFct=(struct nativeFunctions*)malloc(sizeof(struct nativeFunctions));
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if (!adfEnv.nativeFct) (*adfEnv.wFct)("adfInitDefaultEnv : malloc");
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adfInitNativeFct();
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}
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/*
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* adfEnvCleanUp
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*
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*/
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void adfEnvCleanUp()
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{
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free(adfEnv.nativeFct);
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}
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/*
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* adfChgEnvProp
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*
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* compilation warnings
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* adf_env.c: In function adfChgEnvProp:
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* adf_env.c:176: warning: ISO C forbids conversion of object pointer to function pointer type
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* adf_env.c:179: warning: ISO C forbids conversion of object pointer to function pointer type
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* adf_env.c:182: warning: ISO C forbids conversion of object pointer to function pointer type
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* adf_env.c:185: warning: ISO C forbids conversion of object pointer to function pointer type
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* adf_env.c:192: warning: ISO C forbids conversion of object pointer to function pointer type
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* adf_env.c:203: warning: ISO C forbids conversion of object pointer to function pointer type
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*
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*/
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void adfChgEnvProp(int prop, void *new)
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{
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BOOL *newBool;
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/* int *newInt;*/
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switch(prop) {
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case PR_VFCT:
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adfEnv.vFct = (void(*)(char*))new;
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break;
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case PR_WFCT:
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adfEnv.wFct = (void(*)(char*))new;
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break;
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case PR_EFCT:
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adfEnv.eFct = (void(*)(char*))new;
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break;
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case PR_NOTFCT:
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adfEnv.notifyFct = (void(*)(SECTNUM,int))new;
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break;
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case PR_USE_NOTFCT:
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newBool = (BOOL*)new;
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adfEnv.useNotify = *newBool;
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break;
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case PR_PROGBAR:
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adfEnv.progressBar = (void(*)(int))new;
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break;
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case PR_USE_PROGBAR:
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newBool = (BOOL*)new;
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adfEnv.useProgressBar = *newBool;
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break;
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case PR_USE_RWACCESS:
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newBool = (BOOL*)new;
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adfEnv.useRWAccess = *newBool;
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break;
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case PR_RWACCESS:
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adfEnv.rwhAccess = (void(*)(SECTNUM,SECTNUM,BOOL))new;
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break;
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case PR_USEDIRC:
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newBool = (BOOL*)new;
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adfEnv.useDirCache = *newBool;
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break;
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}
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}
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/*
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* adfSetEnv
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*
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*/
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void adfSetEnvFct( void(*eFct)(char*), void(*wFct)(char*), void(*vFct)(char*),
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void(*notFct)(SECTNUM,int) )
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{
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if (*eFct!=0)
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adfEnv.eFct = *eFct;
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if (*wFct!=0)
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adfEnv.wFct = *wFct;
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if (*vFct!=0)
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adfEnv.vFct = *vFct;
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if (*notFct!=0)
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adfEnv.notifyFct = *notFct;
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}
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/*
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* adfGetVersionNumber
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*
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*/
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char* adfGetVersionNumber()
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{
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return(ADFLIB_VERSION);
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}
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/*
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* adfGetVersionDate
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*
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*/
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char* adfGetVersionDate()
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{
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return(ADFLIB_DATE);
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}
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/*##################################################################################*/
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