mirror of
https://github.com/qpdf/qpdf.git
synced 2024-11-18 02:25:08 +00:00
a68703b07e
(patrepl and cleanpatch are my own utilities)
patrepl s/PointerHolder/std::shared_ptr/g {include,libqpdf}/qpdf/*.hh
patrepl s/PointerHolder/std::shared_ptr/g libqpdf/*.cc
patrepl s/make_pointer_holder/std::make_shared/g libqpdf/*.cc
patrepl s/make_array_pointer_holder/QUtil::make_shared_array/g libqpdf/*.cc
patrepl s,qpdf/std::shared_ptr,qpdf/PointerHolder, **/*.cc **/*.hh
git restore include/qpdf/PointerHolder.hh
cleanpatch
./format-code
114 lines
2.0 KiB
C++
114 lines
2.0 KiB
C++
#include <qpdf/ClosedFileInputSource.hh>
|
|
|
|
#include <qpdf/FileInputSource.hh>
|
|
|
|
ClosedFileInputSource::Members::Members(char const* filename) :
|
|
filename(filename),
|
|
offset(0),
|
|
stay_open(false)
|
|
{
|
|
}
|
|
|
|
ClosedFileInputSource::Members::~Members()
|
|
{
|
|
}
|
|
|
|
ClosedFileInputSource::ClosedFileInputSource(char const* filename) :
|
|
m(new Members(filename))
|
|
{
|
|
}
|
|
|
|
ClosedFileInputSource::~ClosedFileInputSource()
|
|
{
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::before()
|
|
{
|
|
if (0 == this->m->fis.get()) {
|
|
this->m->fis = std::make_shared<FileInputSource>();
|
|
this->m->fis->setFilename(this->m->filename.c_str());
|
|
this->m->fis->seek(this->m->offset, SEEK_SET);
|
|
this->m->fis->setLastOffset(this->last_offset);
|
|
}
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::after()
|
|
{
|
|
this->last_offset = this->m->fis->getLastOffset();
|
|
this->m->offset = this->m->fis->tell();
|
|
if (this->m->stay_open) {
|
|
return;
|
|
}
|
|
this->m->fis = 0;
|
|
}
|
|
|
|
qpdf_offset_t
|
|
ClosedFileInputSource::findAndSkipNextEOL()
|
|
{
|
|
before();
|
|
qpdf_offset_t r = this->m->fis->findAndSkipNextEOL();
|
|
after();
|
|
return r;
|
|
}
|
|
|
|
std::string const&
|
|
ClosedFileInputSource::getName() const
|
|
{
|
|
return this->m->filename;
|
|
}
|
|
|
|
qpdf_offset_t
|
|
ClosedFileInputSource::tell()
|
|
{
|
|
before();
|
|
qpdf_offset_t r = this->m->fis->tell();
|
|
after();
|
|
return r;
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::seek(qpdf_offset_t offset, int whence)
|
|
{
|
|
before();
|
|
this->m->fis->seek(offset, whence);
|
|
after();
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::rewind()
|
|
{
|
|
this->m->offset = 0;
|
|
if (this->m->fis.get()) {
|
|
this->m->fis->rewind();
|
|
}
|
|
}
|
|
|
|
size_t
|
|
ClosedFileInputSource::read(char* buffer, size_t length)
|
|
{
|
|
before();
|
|
size_t r = this->m->fis->read(buffer, length);
|
|
after();
|
|
return r;
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::unreadCh(char ch)
|
|
{
|
|
before();
|
|
this->m->fis->unreadCh(ch);
|
|
// Don't call after -- the file has to stay open after this
|
|
// operation.
|
|
}
|
|
|
|
void
|
|
ClosedFileInputSource::stayOpen(bool val)
|
|
{
|
|
this->m->stay_open = val;
|
|
if ((!val) && this->m->fis.get()) {
|
|
after();
|
|
}
|
|
}
|