提交原始齿轮泵代码

2026-08-26 16:13:59 +08:00
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+/*
+ * qrencode - QR Code encoder
+ *
+ * Input data chunk class
+ * Copyright (C) 2006-2017 Kentaro Fukuchi <kentaro@fukuchi.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef QRINPUT_H
+#define QRINPUT_H
+
+#include "qrencode.h"
+#include "bitstream.h"
+
+int QRinput_isSplittableMode(QRencodeMode mode);
+
+/******************************************************************************
+ * Entry of input data
+ *****************************************************************************/
+typedef struct _QRinput_List QRinput_List;
+
+struct _QRinput_List {
+	QRencodeMode mode;
+	int size;            ///< Size of data chunk (byte).
+	unsigned char *data; ///< Data chunk.
+	BitStream *bstream;
+	QRinput_List *next;
+};
+
+/******************************************************************************
+ * Input Data
+ *****************************************************************************/
+struct _QRinput {
+	int version;
+	QRecLevel level;
+	QRinput_List *head;
+	QRinput_List *tail;
+	int mqr;
+	int fnc1;
+	unsigned char appid;
+};
+
+/******************************************************************************
+ * Structured append input data
+ *****************************************************************************/
+typedef struct _QRinput_InputList QRinput_InputList;
+
+struct _QRinput_InputList {
+	QRinput *input;
+	QRinput_InputList *next;
+};
+
+struct _QRinput_Struct {
+	int size; ///< number of structured symbols
+	int parity;
+	QRinput_InputList *head;
+	QRinput_InputList *tail;
+};
+
+/**
+ * Pack all bit streams padding bits into a byte array.
+ * @param input input data.
+ * @return padded merged byte stream
+ */
+extern unsigned char *QRinput_getByteStream(QRinput *input);
+
+
+extern int QRinput_estimateBitsModeNum(int size);
+extern int QRinput_estimateBitsModeAn(int size);
+extern int QRinput_estimateBitsMode8(int size);
+extern int QRinput_estimateBitsModeKanji(int size);
+
+extern QRinput *QRinput_dup(QRinput *input);
+
+extern const signed char QRinput_anTable[128];
+
+/**
+ * Look up the alphabet-numeric convesion table (see JIS X0510:2004, pp.19).
+ * @param __c__ character
+ * @return value
+ */
+#define QRinput_lookAnTable(__c__) \
+	((__c__ & 0x80)?-1:QRinput_anTable[(int)__c__])
+
+/**
+ * Length of a standard mode indicator in bits.
+ */
+
+#define MODE_INDICATOR_SIZE 4
+
+/**
+ * Length of a segment of structured-append header.
+ */
+#define STRUCTURE_HEADER_SIZE 20
+
+/**
+ * Maximum number of symbols in a set of structured-appended symbols.
+ */
+#define MAX_STRUCTURED_SYMBOLS 16
+
+#ifdef WITH_TESTS
+extern int QRinput_mergeBitStream(QRinput *input, BitStream *bstream);
+extern int QRinput_getBitStream(QRinput *input, BitStream *bstream);
+extern int QRinput_estimateBitStreamSize(QRinput *input, int version);
+extern int QRinput_splitEntry(QRinput_List *entry, int bytes);
+extern int QRinput_estimateVersion(QRinput *input);
+extern int QRinput_lengthOfCode(QRencodeMode mode, int version, int bits);
+extern int QRinput_insertStructuredAppendHeader(QRinput *input, int size, int index, unsigned char parity);
+#endif
+
+#endif /* QRINPUT_H */