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/*
* GZIP/raw pre-filter for CUPS.
*
* Copyright 2007-2015 by Apple Inc.
* Copyright 1993-2007 by Easy Software Products.
*
* Licensed under Apache License v2.0. See the file "LICENSE" for more information.
*/
/*
* Include necessary headers...
*/
#include <cups/cups-private.h>
/*
* 'main()' - Copy (and uncompress) files to stdout.
*/
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments */
char *argv[]) /* I - Command-line arguments */
{
cups_file_t *fp; /* File */
char buffer[8192]; /* Data buffer */
ssize_t bytes; /* Number of bytes read/written */
int copies; /* Number of copies */
/*
* Check command-line...
*/
if (argc < 6 || argc > 7)
{
_cupsLangPrintf(stderr,
_("Usage: %s job-id user title copies options [file]"),
argv[0]);
return (1);
}
/*
* Get the copy count; if we have no final content type, this is a
* raw queue or raw print file, so we need to make copies...
*/
if (!getenv("FINAL_CONTENT_TYPE"))
copies = atoi(argv[4]);
else
copies = 1;
/*
* Open the file...
*/
if (argc == 6)
{
copies = 1;
fp = cupsFileStdin();
}
else if ((fp = cupsFileOpen(argv[6], "r")) == NULL)
{
fprintf(stderr, "DEBUG: Unable to open \"%s\".\n", argv[6]);
_cupsLangPrintError("ERROR", _("Unable to open print file"));
return (1);
}
/*
* Copy the file to stdout...
*/
while (copies > 0)
{
if (!getenv("FINAL_CONTENT_TYPE"))
fputs("PAGE: 1 1\n", stderr);
cupsFileRewind(fp);
while ((bytes = cupsFileRead(fp, buffer, sizeof(buffer))) > 0)
if (write(1, buffer, (size_t)bytes) < bytes)
{
_cupsLangPrintFilter(stderr, "ERROR",
_("Unable to write uncompressed print data: %s"),
strerror(errno));
if (argc == 7)
cupsFileClose(fp);
return (1);
}
copies --;
}
/*
* Close the file and return...
*/
if (argc == 7)
cupsFileClose(fp);
return (0);
}
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