samsung-spl2-header.h

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#pragma once
/*
 * (c) 2019 Juergen Borleis <projects@caps-printing.org>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 */
 
#include <stdint.h>
#include <libcapsbase.h>
 
enum format_type {
    SPL_LETTER_TYPE, 
    SPL_LEGAL_TYPE, 
    SPL_DINA4_TYPE, 
    SPL_EXECUTIVE_TYPE, 
    SPL_LEDGER_TYPE, 
    SPL_DINA3_TYPE, 
    SPL_COM10_TYPE, 
    SPL_MONARCH_TYPE, 
    SPL_DINC5_TYPE, 
    SPL_DL_TYPE, 
    SPL_JISB4_TYPE, 
    SPL_JISB5_TYPE, 
    SPL_ISOB5_TYPE, 
    SPL_JPOST_TYPE = 14, 
    SPL_JDOUBLE_TYPE, 
    SPL_DINA5_TYPE, 
    SPL_DINA6_TYPE, 
    SPL_JISB6_TYPE, 
    SPL_CUSTOM_TYPE = 21, 
    SPL_DINC6_TYPE = 23, 
    SPL_FOLIO_TYPE, 
};
/*
Bond paper
This type of paper is stronger and more durable than the average sheet of paper. Instead of being made from low grade wood pulp, it is mostly made up of rag pulp.
It’s perfect for letterheads, typed reports and envelopes.
*/
 
enum paper_feed {
    SPL_AUTO_FEED = 1,
    SPL_MANUAL_FEED, 
    SPL_MULTI_FEED,
    SPL_TOP_FEED,
    SPL_BOTTOM_FEED,
    SPL_ENVELOPES_FEED,
    SPL_THIRD_FEED,
};
 
/* Some known record types, the printer understands */
enum record_type {
    PAGE_HEADER_RECORD = 0x0, 
    PAGE_FOOTER_RECORD = 0x1, 
    JOB_TERMINATE = 0x9, /* Terminate current job and return into PJL Mode */
    BAND_RECORD = 0x0c, 
};
 
#undef INCLUDE_HEADER_MARKER
 
struct page_header_record {
#ifdef INCLUDE_HEADER_MARKER
    char header[13]; 
#endif
    uint8_t record; 
    uint8_t yres; 
    uint16_t copies; 
    uint8_t ptype; 
    uint16_t pwidth; 
    uint16_t plength; 
    uint8_t pfeed; 
    uint8_t dummy1; 
    uint8_t duplex; 
    uint8_t tumble; 
    uint8_t dummy2; 
    uint8_t ver; 
    uint8_t dummy3; 
    uint8_t xres; 
} __packed;
 
struct page_footer_record {
#ifdef INCLUDE_HEADER_MARKER
    char header[13]; 
#endif
    uint8_t record; 
    uint16_t copies; 
} __packed;
 
struct band_record {
#ifdef INCLUDE_HEADER_MARKER
    char header[13]; 
#endif
    uint8_t record; 
    uint8_t number; 
    uint16_t width; 
    uint16_t height; 
    uint8_t compr; 
    uint32_t length; 
} __packed;
 
#define TABLE_PTR_SIZE          0x40
 
#define COMP_DATA_HEADER_MARKER 0x09ABCDEF
 
#define LINES_IN_ONE_BAND 128
 
#define COMPRESS_SAMPLE_RATE    0x800
 
#define MAX_UNCOMPRESSED_BYTES  0x80
 
#define MIN_COMPRESSED_BYTES    0x2
 
#define COMPRESS_ENTRY_SIZE   0x2
 
#define RAW_ENTRY_SIZE        0x2
 
#define MAX_COMPRESSED_BYTES    0x202
 
struct comp_data_header {
#ifdef INCLUDE_HEADER_MARKER
    char header[13]; 
#endif
    uint32_t marker; 
    uint32_t raw_data_length; 
    uint16_t table_ptr[TABLE_PTR_SIZE]; 
    uint8_t raw_data[0]; 
    /* here follows the compressed data */
} __packed;