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|
/*****************************************************************
|
| Zip Test Program 2
|
| (c) 2001-2006 Gilles Boccon-Gibod
| Author: Gilles Boccon-Gibod (bok@bok.net)
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Neptune.h"
#include "NptDebug.h"
#if defined(WIN32) && defined(_DEBUG)
#include <crtdbg.h>
#endif
#define CHECK(x) \
do { \
if (!(x)) { \
fprintf(stderr, "ERROR line %d \n", __LINE__); \
error_hook(); \
return -1; \
} \
} while(0)
/*----------------------------------------------------------------------
| error_hook
+---------------------------------------------------------------------*/
static void
error_hook()
{
fprintf(stderr, "STOPPING\n");
}
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int argc, char** argv)
{
// usage: ZipTest2 zipfile [extract_source extract_dest]
if (argc < 2) {
fprintf(stderr, "ERROR: filename argument expected\n");
return 1;
}
NPT_File file(argv[1]);
const char* extract_source = NULL;
const char* extract_dest = NULL;
if (argc > 2) {
if (argc != 4) {
fprintf(stderr, "ERROR: extract_source and extract_dest arguments expected\n");
return 1;
}
extract_source = argv[2];
extract_dest = argv[3];
}
NPT_Result result = file.Open(NPT_FILE_OPEN_MODE_READ);
CHECK(NPT_SUCCEEDED(result));
NPT_InputStreamReference input;
file.GetInputStream(input);
NPT_ZipFile* zipfile = NULL;
result = NPT_ZipFile::Parse(*input.AsPointer(), zipfile);
CHECK(NPT_SUCCEEDED(result));
for (unsigned int i=0; i<zipfile->GetEntries().GetItemCount(); i++) {
NPT_ZipFile::Entry& entry = zipfile->GetEntries()[i];
printf("[%d] - size=%lld bytes, name=%s, compression=%d\n", i, (long long)entry.m_CompressedSize, entry.m_Name.GetChars(), entry.m_CompressionMethod);
if (extract_source && entry.m_Name == extract_source) {
NPT_File output(extract_dest);
output.Open(NPT_FILE_OPEN_MODE_CREATE | NPT_FILE_OPEN_MODE_WRITE);
NPT_OutputStreamReference out_stream;
output.GetOutputStream(out_stream);
NPT_InputStream* in_stream_p = NULL;
NPT_ZipFile::GetInputStream(entry, input, in_stream_p);
NPT_InputStreamReference in_stream(in_stream_p);
NPT_StreamToStreamCopy(*in_stream, *out_stream);
output.Close();
}
}
return 0;
}
|
