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Diffstat (limited to 'libio/SFile.cc')
-rw-r--r-- | libio/SFile.cc | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/libio/SFile.cc b/libio/SFile.cc new file mode 100644 index 0000000..e5daa64 --- /dev/null +++ b/libio/SFile.cc @@ -0,0 +1,82 @@ +/* +Copyright (C) 1993 Free Software Foundation + +This file is part of the GNU IO Library. This library is free +software; you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) +any later version. + +This library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this library; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +As a special exception, if you link this library with files +compiled with a GNU compiler to produce an executable, this does not cause +the resulting executable to be covered by the GNU General Public License. +This exception does not however invalidate any other reasons why +the executable file might be covered by the GNU General Public License. */ + +/* +Copyright (C) 1988 Free Software Foundation + written by Doug Lea (dl@rocky.oswego.edu) + +This file is part of the GNU C++ Library. This library is free +software; you can redistribute it and/or modify it under the terms of +the GNU Library General Public License as published by the Free +Software Foundation; either version 2 of the License, or (at your +option) any later version. This library is distributed in the hope +that it will be useful, but WITHOUT ANY WARRANTY; without even the +implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR +PURPOSE. See the GNU Library General Public License for more details. +You should have received a copy of the GNU Library General Public +License along with this library; if not, write to the Free Software +Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +#ifdef __GNUG__ +#pragma implementation +#endif +#include <SFile.h> + +SFile::SFile(const char *filename, int size, int mode, int prot) +: fstream(filename, mode, prot) +{ + sz = size; +} + +SFile::SFile(int fd, int size) +: fstream(fd) +{ + sz = size; +} + +void SFile::open(const char *name, int size, int mode, int prot) +{ + fstream::open(name, mode, prot); + sz = size; +} + +SFile& SFile::get(void* x) +{ + read(x, sz); + return *this; +} + +SFile& SFile::put(void* x) +{ + write(x, sz); + return *this; +} + +SFile& SFile::operator[](long i) +{ + if (rdbuf()->pubseekoff(i * sz, ios::beg) == EOF) + set(ios::badbit); + return *this; +} |