BizHawk/psx/octoshock/Stream.cpp

113 lines
1.9 KiB
C++

// TODO/WIP
/* Mednafen - Multi-system Emulator
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "octoshock.h"
#include "Stream.h"
//#include <trio/trio.h>
Stream::Stream()
{
}
Stream::~Stream()
{
}
void Stream::put_line(const std::string& str)
{
char l = '\n';
write(&str[0], str.size());
write(&l, sizeof(l));
}
void Stream::print_format(const char *format, ...)
{
//char *str = NULL;
//int rc;
//va_list ap;
//va_start(ap, format);
//rc = trio_vasprintf(&str, format, ap);
//va_end(ap);
//if(rc < 0)
// throw MDFN_Error(0, "Error in trio_vasprintf()");
//else
//{
// try // Bleck
// {
// write(str, rc);
// }
// catch(...)
// {
// free(str);
// throw;
// }
// free(str);
//}
}
int Stream::get_line(std::string &str)
{
uint8 c;
str.clear(); // or str.resize(0)??
while(read(&c, sizeof(c), false) > 0)
{
if(c == '\r' || c == '\n' || c == 0)
return(c);
str.push_back(c);
}
return(str.length() ? 256 : -1);
}
StreamFilter::StreamFilter()
{
target_stream = NULL;
}
StreamFilter::StreamFilter(Stream *target_arg)
{
target_stream = target_arg;
}
StreamFilter::~StreamFilter()
{
if(target_stream)
delete target_stream;
}
Stream* StreamFilter::steal(void)
{
Stream *ret = target_stream;
target_stream = NULL;
return ret;
}