57 testable void addEccAndInterleave(uint8_t data[], int version, enum qrcodegen_Ecc ecl, uint8_t resu…
58 testable int getNumDataCodewords(int version, enum qrcodegen_Ecc ecl);
66 testable void initializeFunctionModules(int version, uint8_t qrcode[]);
67 static void drawWhiteFunctionModules(uint8_t qrcode[], int version);
69 testable int getAlignmentPatternPositions(int version, uint8_t result[7]);
85 testable int getTotalBits(const struct qrcodegen_Segment segs[], size_t len, int version);
86 static int numCharCountBits(enum qrcodegen_Mode mode, int version);
98 	// Version: (note that index 0 is for padding, and is set to an illegal value)
110 	// Version: (note that index 0 is for padding, and is set to an illegal value)
210 	// Find the minimal version number to use  in qrcodegen_encodeSegmentsAdvanced()
211 	int version, dataUsedBits;  in qrcodegen_encodeSegmentsAdvanced()  local
212 	for (version = minVersion; ; version++) {  in qrcodegen_encodeSegmentsAdvanced()
213 		int dataCapacityBits = getNumDataCodewords(version, ecl) * 8;  // Number of data bits available  in qrcodegen_encodeSegmentsAdvanced()
214 		dataUsedBits = getTotalBits(segs, len, version);  in qrcodegen_encodeSegmentsAdvanced()
216 			break;  // This version number is found to be suitable  in qrcodegen_encodeSegmentsAdvanced()
217 		if (version >= maxVersion) {  // All versions in the range could not fit the given data  in qrcodegen_encodeSegmentsAdvanced()
224 	// Increase the error correction level while the data still fits in the current version number  in qrcodegen_encodeSegmentsAdvanced()
226 		if (boostEcl && dataUsedBits <= getNumDataCodewords(version, (enum qrcodegen_Ecc)i) * 8)  in qrcodegen_encodeSegmentsAdvanced()
231 	memset(qrcode, 0, (size_t)qrcodegen_BUFFER_LEN_FOR_VERSION(version) * sizeof(qrcode[0]));  in qrcodegen_encodeSegmentsAdvanced()
236 …appendBitsToBuffer((unsigned int)seg->numChars, numCharCountBits(seg->mode, version), qrcode, &bit…  in qrcodegen_encodeSegmentsAdvanced()
245 	int dataCapacityBits = getNumDataCodewords(version, ecl) * 8;  in qrcodegen_encodeSegmentsAdvanced()
259 	addEccAndInterleave(qrcode, version, ecl, tempBuffer);  in qrcodegen_encodeSegmentsAdvanced()
260 	initializeFunctionModules(version, qrcode);  in qrcodegen_encodeSegmentsAdvanced()
261 	drawCodewords(tempBuffer, getNumRawDataModules(version) / 8, qrcode);  in qrcodegen_encodeSegmentsAdvanced()
262 	drawWhiteFunctionModules(qrcode, version);  in qrcodegen_encodeSegmentsAdvanced()
263 	initializeFunctionModules(version, tempBuffer);  in qrcodegen_encodeSegmentsAdvanced()
294 testable void addEccAndInterleave(uint8_t data[], int version, enum qrcodegen_Ecc ecl, uint8_t resu…  in addEccAndInterleave()  argument
296 …assert(0 <= (int)ecl && (int)ecl < 4 && qrcodegen_VERSION_MIN <= version && version <= qrcodegen_V…  in addEccAndInterleave()
297 	int numBlocks = NUM_ERROR_CORRECTION_BLOCKS[(int)ecl][version];  in addEccAndInterleave()
298 	int blockEccLen = ECC_CODEWORDS_PER_BLOCK  [(int)ecl][version];  in addEccAndInterleave()
299 	int rawCodewords = getNumRawDataModules(version) / 8;  in addEccAndInterleave()
300 	int dataLen = getNumDataCodewords(version, ecl);  in addEccAndInterleave()
326 // for the given version number and error correction level. The result is in the range [9, 2956].
327 testable int getNumDataCodewords(int version, enum qrcodegen_Ecc ecl) {  in getNumDataCodewords()  argument
328 	int v = version, e = (int)ecl;  in getNumDataCodewords()
336 // Returns the number of data bits that can be stored in a QR Code of the given version number, aft…
417 // version's size, then marks every function module as black.
418 testable void initializeFunctionModules(int version, uint8_t qrcode[]) {  in initializeFunctionModules()  argument
420 	int qrsize = version * 4 + 17;  in initializeFunctionModules()
435 	int numAlign = getAlignmentPatternPositions(version, alignPatPos);  in initializeFunctionModules()
444 	// Fill version blocks  in initializeFunctionModules()
445 	if (version >= 7) {  in initializeFunctionModules()
455 static void drawWhiteFunctionModules(uint8_t qrcode[], int version) {  in drawWhiteFunctionModules()  argument
479 	int numAlign = getAlignmentPatternPositions(version, alignPatPos);  in drawWhiteFunctionModules()
491 	// Draw version blocks  in drawWhiteFunctionModules()
492 	if (version >= 7) {  in drawWhiteFunctionModules()
494 		int rem = version;  // version is uint6, in the range [7, 40]  in drawWhiteFunctionModules()
497 		long bits = (long)version << 12 | rem;  // uint18  in drawWhiteFunctionModules()
547 // for this version number, returning the length of the list (in the range [0,7]).
550 testable int getAlignmentPatternPositions(int version, uint8_t result[7]) {  in getAlignmentPatternPositions()  argument
551 	if (version == 1)  in getAlignmentPatternPositions()
553 	int numAlign = version / 7 + 2;  in getAlignmentPatternPositions()
554 	int step = (version == 32) ? 26 :  in getAlignmentPatternPositions()
555 		(version*4 + numAlign*2 + 1) / (numAlign*2 - 2) * 2;  in getAlignmentPatternPositions()
556 	for (int i = numAlign - 1, pos = version * 4 + 10; i >= 1; i--, pos -= step)  in getAlignmentPatternPositions()
985 // Calculates the number of bits needed to encode the given segments at the given version.
988 testable int getTotalBits(const struct qrcodegen_Segment segs[], size_t len, int version) {  in getTotalBits()  argument
996 		int ccbits = numCharCountBits(segs[i].mode, version);  in getTotalBits()
1010 // in a QR Code at the given version number. The result is in the range [0, 16].
1011 static int numCharCountBits(enum qrcodegen_Mode mode, int version) {  in numCharCountBits()  argument
1012 	assert(qrcodegen_VERSION_MIN <= version && version <= qrcodegen_VERSION_MAX);  in numCharCountBits()
1013 	int i = (version + 7) / 17;  in numCharCountBits()