#ifndef __QPDFCONSTANTS_H__
#define __QPDFCONSTANTS_H__

/* Keep this file 'C' compatible so it can be used from the C and C++
 * interfaces.
 */

/* Error Codes */

enum qpdf_error_code_e
{
    qpdf_e_success = 0,
    qpdf_e_internal,		/* logic/programming error -- indicates bug */
    qpdf_e_system,		/* I/O error, memory error, etc. */
    qpdf_e_unsupported,		/* PDF feature not (yet) supported by qpdf */
    qpdf_e_password,		/* incorrect password for encrypted file */
    qpdf_e_damaged_pdf		/* syntax errors or other damage in PDF */
};

/* Write Parameters */

enum qpdf_object_stream_e
{
    qpdf_o_disable = 0,		/* disable object streams */
    qpdf_o_preserve,		/* preserve object streams */
    qpdf_o_generate		/* generate object streams */
};
enum qpdf_stream_data_e
{
    qpdf_s_uncompress = 0,	/* uncompress stream data */
    qpdf_s_preserve,		/* preserve stream data compression */
    qpdf_s_compress		/* compress stream data */
};

/* R3 Encryption Parameters */

enum qpdf_r3_print_e
{
    qpdf_r3p_full = 0,		/* allow all printing */
    qpdf_r3p_low,		/* allow only low-resolution printing */
    qpdf_r3p_none		/* allow no printing */
};
enum qpdf_r3_modify_e
{
    qpdf_r3m_all = 0,		/* allow all modification */
    qpdf_r3m_annotate,	      /* allow comment authoring and form operations */
    qpdf_r3m_form,		/* allow form field fill-in or signing */
    qpdf_r3m_assembly,		/* allow only document assembly */
    qpdf_r3m_none		/* allow no modification */
};

#endif /* __QPDFCONSTANTS_H__ */