/******************************************************************************* * BEntry.cc Database entry system * T.Barnaby, BEAM Ltd, 10/5/93 ******************************************************************************* */ #include <ctype.h> #include <stdio.h> #include <string.h> #include <unistd.h> #include <fcntl.h> #include <errno.h> #include <BEntry.h> BEntry::BEntry(){ } BEntry::BEntry(BString name, BString value){ oname = name; ovalue = value; } BEntry::BEntry(BString line){ setLine(line); } BString BEntry::getName(){ return oname; } BString BEntry::getValue(){ return ovalue; } void BEntry::setLine(BString line){ const char* s; const char* m; const char* e; m = s = line.retStr(); if(*m && isspace(*m)){ while(*m && isspace(*m)) m++; } e = m; while(*e && !isspace(*e)) e++; oname = line.subString(m - s, e - m); while(*e && isspace(*e)) e++; ovalue = e; } void BEntry::setName(BString name){ oname = name; } void BEntry::setValue(BString value){ ovalue = value; } void BEntry::print(){ printf("%-15s\t%s\n", oname.retStr(), ovalue.retStr()); } BString BEntry::line(){ BString s; s = oname; if(s.len() < 16) s.pad(16); else s = s + " "; s = s + ovalue; return s; } BEntryList::BEntryList(){ olastPos = 0; } BEntry* BEntryList::find(BString name){ BIter i; if(olastPos){ i = olastPos; } else { i = begin(); } // Search down from i for(; !isEnd(i); next(i)){ if(name == get(i).getName()){ olastPos = i; return &get(i); } } if(olastPos){ for(start(i); (i != olastPos) && !isEnd(i); next(i)){ if(name == get(i).getName()){ olastPos = i; return &get(i); } } } return NULL; } BString BEntryList::findValue(BString name){ BEntry* e; if(e = find(name)) return e->getValue(); else return ""; } int BEntryList::setValue(BString name, BString value){ BEntry* e; if(e = find(name)){ e->setValue(value); return 0; } else { append(BEntry(name, value)); return 0; } } int BEntryList::setValueRaw(BString name, BString value){ append(BEntry(name, value)); return 0; } void BEntryList::deleteEntry(BString name){ BIter i;

olastPos = 0;

for(i = begin(); !isEnd(i); ){ if(name == get(i).getName()) del(i); else next(i); } } int BEntryList::isSet(BString name){ BIter i; BString value; BString lname; for(i = begin(); !isEnd(i); next(i)){ lname = get(i).getName(); value = get(i).getValue(); if((name == lname) && value.len()) return 1; } return 0; } void BEntryList::print(){ BIter i; for(i = begin(); !isEnd(i); next(i)){ get(i).print(); } } BString BEntryList::getString(){ BIter i; BString s; for(i = begin(); !isEnd(i); next(i)){ s = s + get(i).getName().pad(16) + get(i).getValue() + "\n"; } return s; } void BEntryList::clear(){ BList<BEntry>::clear(); olastPos = 0; } void BEntryList::insert(BIter& i, const BEntry& item){ BList<BEntry>::insert(i, item); olastPos = 0; } void BEntryList::del(BIter& i){ BList<BEntry>::del(i); olastPos = 0; }

BEntryList& BEntryList::operator=(const BEntryList& l){ BList<BEntry>::operator=(l); olastPos = 0; return *this; }

BEntryFile::BEntryFile(){ } BEntryFile::BEntryFile(BString filename){ open(filename); } int BEntryFile::open(BString filename){ ofilename = filename; return access(ofilename.retStr(), R_OK); } BEntryFile::~BEntryFile(){ clear(); } void BEntryFile::clear(){ BEntryList::clear(); ocomments = ""; } int BEntryFile::read(){ char buf[10240]; char name[1024]; char* t; char* f; FILE* ofile; clear(); if((ofile = fopen(ofilename.retStr(), "r")) == NULL) return -1; while(fgets(buf, sizeof(buf), ofile)){ if(strlen(buf)){ if((buf[0] != '#') && (buf[0] != '\n') && (buf[0] != '\r')){ buf[strlen(buf) - 1] = '\0'; if((strlen(buf) > 0) && (buf[strlen(buf) - 1] == '\r')) buf[strlen(buf) - 1] = '\0'; for(t = name, f = buf; (*f && !isspace(*f)); t++, f++){ *t = *f; } *t = 0; while(*f && isspace(*f)) f++; t = f; while(*t) t++; *t = 0; append(BEntry(name, f)); } else if(buf[0] == '#'){ ocomments = ocomments + buf; } } } fclose(ofile); return 0; } int BEntryFile::write(){ return writeList(*this); } int BEntryFile::writeList(BEntryList& l){ BIter i; FILE* ofile; BString name; BString value; if((ofile = fopen(ofilename.retStr(), "w")) == NULL) return -1; fprintf(ofile, "%s", ocomments.retStr()); for(i = l.begin(); !l.isEnd(i); l.next(i)){ name = l.get(i).getName(); value = l.get(i).getValue(); fprintf(ofile, "%-15s\t%s\n", name.retStr(), value.retStr()); } fclose(ofile); return 0; }

BString BEntryFile::filename(){ return ofilename; }