2
1
mirror of https://github.com/qpdf/qpdf.git synced 2024-12-23 03:18:59 +00:00
qpdf/zlib-flate/zlib-flate.cc

93 lines
1.5 KiB
C++
Raw Normal View History

#include <qpdf/Pl_Flate.hh>
#include <qpdf/Pl_StdioFile.hh>
#include <stdio.h>
#include <string.h>
#include <iostream>
#include <stdlib.h>
#include <unistd.h>
static char const* whoami = 0;
void usage()
{
std::cerr << "Usage: " << whoami << " { -uncompress | -compress }"
<< std::endl;
exit(2);
}
int main(int argc, char* argv[])
{
if ((whoami = strrchr(argv[0], '/')) == NULL)
{
whoami = argv[0];
}
else
{
++whoami;
}
// For libtool's sake....
if (strncmp(whoami, "lt-", 3) == 0)
{
whoami += 3;
}
if ((argc == 2) && (strcmp(argv[1], "--version") == 0))
{
std::cout << whoami << " version 1.0" << std::endl;
exit(0);
}
if (argc != 2)
{
usage();
}
Pl_Flate::action_e action = Pl_Flate::a_inflate;
if ((strcmp(argv[1], "-uncompress") == 0))
{
// okay
}
else if ((strcmp(argv[1], "-compress") == 0))
{
action = Pl_Flate::a_deflate;
}
else
{
usage();
}
Pl_StdioFile* out = new Pl_StdioFile("stdout", stdout);
Pl_Flate* flate = new Pl_Flate("flate", out, action);
try
{
unsigned char buf[10000];
bool done = false;
while (! done)
{
int len = read(0, buf, sizeof(buf));
if (len <= 0)
{
done = true;
}
else
{
flate->write(buf, len);
}
}
flate->finish();
delete flate;
delete out;
}
catch (std::exception& e)
{
std::cerr << e.what() << std::endl;
exit(2);
}
return 0;
}