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/* This file is part of Strigi Desktop Search
*
* Copyright (C) 2006 Jos van den Oever <jos@vandenoever.info>
*
* 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; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "signatureinputstream.h"
#include <strigi/strigiconfig.h>
#include "kmpsearcher.h"
#include <cassert>
#include <iostream>
using namespace std;
using namespace Strigi;
/**
* There are two cases:
* - the stream size is known in advance.
* - the stream size is no known
**/
class SignatureInputStream::Private {
public:
int32_t signaturesize;
InputStream* input;
std::string signature;
Private(InputStream* i, int32_t s)
: signaturesize(s), input(i) {
}
};
SignatureInputStream::SignatureInputStream(InputStream* i,
int32_t signaturesize) :p(new Private(i, signaturesize)) {
m_size = i->size();
}
SignatureInputStream::~SignatureInputStream() {
delete p;
}
int32_t
SignatureInputStream::read(const char*& start, int32_t min, int32_t max) {
int32_t r = p->input->read(start, min, max);
m_status = p->input->status();
m_position = p->input->position();
m_size = p->input->size();
return r;
}
int64_t
SignatureInputStream::reset(int64_t newpos) {
int64_t r = p->input->reset(newpos);
m_status = p->input->status();
m_position = p->input->position();
m_size = p->input->size();
return r;
}
int64_t
SignatureInputStream::skip(int64_t ntoskip) {
int64_t r = p->input->skip(ntoskip);
m_status = p->input->status();
m_position = p->input->position();
m_size = p->input->size();
return r;
}
std::string
SignatureInputStream::signature() const {
return p->signature;
}
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