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qpdf/libtests/lzw.cc
Jay Berkenbilt 6b9297882e Mark secure CRT warnings with comment
Put a specific comment marker next to every piece of code that MSVC
gives warning 4996 for.  This warning is generated for calls to
functions that Microsoft considers insecure or deprecated.  This
change is in preparation for fixing all these cases even though none
of them are actually incorrect or insecure as used in qpdf.  The
comment marker makes them easier to find so they can be fixed in
subsequent commits.
2013-03-05 13:33:32 -05:00

61 lines
1.2 KiB
C++

#include <qpdf/Pl_LZWDecoder.hh>
#include <qpdf/Pl_StdioFile.hh>
#include <qpdf/QUtil.hh>
#include <iostream>
#include <stdlib.h>
#include <string.h>
int main(int argc, char* argv[])
{
bool early_code_change = true;
if ((argc == 4) && (strcmp(argv[3], "--no-early-code-change") == 0))
{
early_code_change = false;
}
if (argc < 3)
{
std::cerr << "Usage: lzw infile outfile [ --no-early-code-change ]"
<< std::endl;
exit(2);
}
try
{
char* infilename = argv[1];
char* outfilename = argv[2];
FILE* infile = QUtil::fopen_wrapper("open input file",
fopen(infilename, "rb")); // XXXX
FILE* outfile = QUtil::fopen_wrapper("open output file",
fopen(outfilename, "wb")); // XXXX
Pl_StdioFile out("output", outfile);
Pl_LZWDecoder decode("decode", &out, early_code_change);
unsigned char buf[10000];
bool done = false;
while (! done)
{
size_t len = fread(buf, 1, sizeof(buf), infile);
if (len <= 0)
{
done = true;
}
else
{
decode.write(buf, len);
}
}
decode.finish();
}
catch (std::exception& e)
{
std::cerr << e.what() << std::endl;
exit(2);
}
return 0;
}