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/*
* Header for PPD data encoding example code.
*
* Copyright 2012 by Apple Inc.
*
* Licensed under Apache License v2.0. See the file "LICENSE" for more information.
*/
#ifndef _PPDX_H_
# define _PPDX_H_
/*
* Include necessary headers...
*/
# include <cups/ppd.h>
/*
* C++ magic...
*/
# ifdef __cplusplus
extern "C" {
# endif /* __cplusplus */
/*
* Maximum amount of data to encode/decode...
*/
# define PPDX_MAX_STATUS 1024 /* Limit on log messages in 10.6 */
# define PPDX_MAX_DATA 16777216/* 16MiB */
/*
* 'ppdxReadData()' - Read encoded data from a ppd_file_t *.
*
* Reads chunked data in the PPD file "ppd" using the prefix "name". Returns
* an allocated pointer to the data (which is nul-terminated for convenience)
* along with the length of the data in the variable pointed to by "datasize",
* which can be NULL to indicate the caller doesn't need the length.
*
* Returns NULL if no data is present in the PPD with the prefix.
*/
extern void *ppdxReadData(ppd_file_t *ppd, const char *name,
size_t *datasize);
/*
* 'ppdxWriteData()' - Writes encoded data to stderr using PPD: messages.
*
* Writes chunked data to the PPD file using PPD: messages sent to stderr for
* cupsd. "name" must be a valid PPD keyword string whose length is less than
* 37 characters to allow for chunk numbering. "data" provides a pointer to the
* data to be written, and "datasize" provides the length.
*/
extern void ppdxWriteData(const char *name, const void *data,
size_t datasize);
# ifdef __cplusplus
}
# endif /* __cplusplus */
#endif /* !_PPDX_H */
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