/*
* qrencode - QR Code encoder
*
* Input data chunk class
* Copyright (C) 2006-2011 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
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "qrencode.h"
#include "qrspec.h"
#include "mqrspec.h"
#include "bitstream.h"
#include "qrinput.h"
/******************************************************************************
* Utilities
*****************************************************************************/
int QRinput_isSplittableMode(QRencodeMode mode)
{
return (mode >= QR_MODE_NUM && mode <= QR_MODE_KANJI);
}
/******************************************************************************
* Entry of input data
*****************************************************************************/
static QRinput_List *QRinput_List_newEntry(QRencodeMode mode, int size, const unsigned char *data)
{
QRinput_List *entry;
if(QRinput_check(mode, size, data)) {
errno = EINVAL;
return NULL;
}
entry = (QRinput_List *)malloc(sizeof(QRinput_List));
if(entry == NULL) return NULL;
entry->mode = mode;
entry->size = size;
if(size > 0) {
entry->data = (unsigned char *)malloc(size);
if(entry->data == NULL) {
free(entry);
return NULL;
}
memcpy(entry->data, data, size);
}
entry->bstream = NULL;
entry->next = NULL;
return entry;
}
static void QRinput_List_freeEntry(QRinput_List *entry)
{
if(entry != NULL) {
free(entry->data);
BitStream_free(entry->bstream);
free(entry);
}
}
static QRinput_List *QRinput_List_dup(QRinput_List *entry)
{
QRinput_List *n;
n = (QRinput_List *)malloc(sizeof(QRinput_List));
if(n == NULL) return NULL;
n->mode = entry->mode;
n->size = entry->size;
n->data = (unsigned char *)malloc(n->size);
if(n->data == NULL) {
free(n);
return NULL;
}
memcpy(n->data, entry->data, entry->size);
n->bstream = NULL;
n->next = NULL;
return n;
}
/******************************************************************************
* Input Data
*****************************************************************************/
QRinput *QRinput_new(void)
{
return QRinput_new2(0, QR_ECLEVEL_L);
}
QRinput *QRinput_new2(int version, QRecLevel level)
{
QRinput *input;
if(version < 0 || version > QRSPEC_VERSION_MAX || level > QR_ECLEVEL_H) {
errno = EINVAL;
return NULL;
}
input = (QRinput *)malloc(sizeof(QRinput));
if(input == NULL) return NULL;
input->head = NULL;
input->tail = NULL;
input->version = version;
input->level = level;
input->mqr = 0;
input->fnc1 = 0;
return input;
}
QRinput *QRinput_newMQR(int version, QRecLevel level)
{
QRinput *input;
if(version <= 0 || version > MQRSPEC_VERSION_MAX) goto INVALID;
if((MQRspec_getECCLength(version, level) == 0)) goto INVALID;
input = QRinput_new2(version, level);
if(input == NULL) return NULL;
input->mqr = 1;
return input;
INVALID:
errno = EINVAL;
return NULL;
}
int QRinput_getVersion(QRinput *input)
{
return input->version;
}
int QRinput_setVersion(QRinput *input, int version)
{
if(input->mqr || version < 0 || version > QRSPEC_VERSION_MAX) {
errno = EINVAL;
return -1;
}
input->version = version;
return 0;
}
QRecLevel QRinput_getErrorCorrectionLevel(QRinput *input)
{
return input->level;
}
int QRinput_setErrorCorrectionLevel(QRinput *input, QRecLevel level)
{
if(input->mqr || level > QR_ECLEVEL_H) {
errno = EINVAL;
return -1;
}
input->level = level;
return 0;
}
int QRinput_setVersionAndErrorCorrectionLevel(QRinput *input, int version, QRecLevel level)
{
if(input->mqr) {
if(version <= 0 || version > MQRSPEC_VERSION_MAX) goto INVALID;
if((MQRspec_getECCLength(version, level) == 0)) goto INVALID;
} else {
if(version < 0 || version > QRSPEC_VERSION_MAX) goto INVALID;
if(level > QR_ECLEVEL_H) goto INVALID;
}
input->version = version;
input->level = level;
return 0;
INVALID:
errno = EINVAL;
return -1;
}
static void QRinput_appendEntry(QRinput *input, QRinput_List *entry)
{
if(input->tail == NULL) {
input->head = entry;
input->tail = entry;
} else {
input->tail->next = entry;
input->tail = entry;
}
entry->next = NULL;
}
int QRinput_append(QRinput *input, QRencodeMode mode, int size, const unsigned char *data)
{
QRinput_List *entry;
entry = QRinput_List_newEntry(mode, size, data);
if(entry == NULL) {
return -1;
}
QRinput_appendEntry(input, entry);
return 0;
}
/**
* Insert a structured-append header to the head of the input data.
* @param input input data.
* @param size number of structured symbols.
* @param number index number of the symbol. (1 <= number <= size)
* @param parity parity among input data. (NOTE: each symbol of a set of structured symbols has the same parity data)
* @retval 0 success.
* @retval -1 error occurred and errno is set to indeicate the error. See Execptions for the details.
* @throw EINVAL invalid parameter.
* @throw ENOMEM unable to allocate memory.
*/
__STATIC int QRinput_insertStructuredAppendHeader(QRinput *input, int size, int number, unsigned char parity)
{
QRinput_List *entry;
unsigned char buf[3];
if(size > MAX_STRUCTURED_SYMBOLS) {
errno = EINVAL;
return -1;
}
if(number <= 0 || number > size) {
errno = EINVAL;
return -1;
}
buf[0] = (unsigned char)size;
buf[1] = (unsigned char)number;
buf[2] = parity;
entry = QRinput_List_newEntry(QR_MODE_STRUCTURE, 3, buf);
if(entry == NULL) {
return -1;
}
entry->next = input->head;
input->head = entry;
return 0;
}
int QRinput_appendECIheader(QRinput *input, unsigned int ecinum)
{
unsigned char data[4];
if(ecinum > 999999) {
errno = EINVAL;
return -1;
}
/* We manually create byte array of ecinum because
(unsigned char *)&ecinum may cause bus error on some architectures, */
data[0] = ecinum & 0xff;
data[1] = (ecinum >> 8) & 0xff;
data[2] = (ecinum >> 16) & 0xff;
data[3] = (ecinum >> 24) & 0xff;
return QRinput_append(input, QR_MODE_ECI, 4, data);
}
void QRinput_free(QRinput *input)
{
QRinput_List *list, *next;
if(input != NULL) {
list = input->head;
while(list != NULL) {
next = list->next;
QRinput_List_freeEntry(list);
list = next;
}
free(input);
}
}
static unsigned char QRinput_calcParity(QRinput *input)
{
unsigned char parity = 0;
QRinput_List *list;
int i;
list = input->head;
while(list != NULL) {
if(list->mode != QR_MODE_STRUCTURE) {
for(i=list->size-1; i>=0; i--) {
parity ^= list->data[i];
}
}
list = list->next;
}
return parity;
}
QRinput *QRinput_dup(QRinput *input)
{
QRinput *n;
QRinput_List *list, *e;
if(input->mqr) {
n = QRinput_newMQR(input->version, input->level);
} else {
n = QRinput_new2(input->version, input->level);
}
if(n == NULL) return NULL;
list = input->head;
while(list != NULL) {
e = QRinput_List_dup(list);
if(e == NULL) {
QRinput_free(n);
return NULL;
}
QRinput_appendEntry(n, e);
list = list->next;
}
return n;
}
/******************************************************************************
* Numeric data
*****************************************************************************/
/**
* Check the input data.
* @param size
* @param data
* @return result
*/
static int QRinput_checkModeNum(int size, const char *dat
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qrencode 静态库编译环境
共53个文件
h:14个
c:11个
obj:10个
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2015-12-29
11:53:24
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1、getopt中包含编译所需要的getopt.lib libpng.lib zlib.lib 2、qrencode 中为vs2008 编译工程文件,project中设置为静态库,工程文件中未加入 libqrencode\qrenc.c文件 3、可将工程文件中属性改为编译exe文件,加入libqrencode\qrenc.c可调试保存二维码png文件
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二维码.zip (53个子文件)
qrencode
qrencode
qrencode.qrc 68B
qrencode.vcproj 9KB
libqrencode
config.h 3KB
qrenc.c 29KB
mask.c 7KB
qrinput.c 38KB
qrspec.h 6KB
bitstream.c 4KB
qrencode_inner.h 3KB
mask.h 2KB
split.h 2KB
mqrspec.h 5KB
qrencode.c 20KB
rscode.c 9KB
split.c 8KB
bitstream.h 1KB
mmask.h 1KB
mmask.c 4KB
qrinput.h 4KB
qrspec.c 15KB
mqrspec.c 7KB
qrencode.h 20KB
rscode.h 1KB
Resources
qrencode.ui 795B
GeneratedFiles
Release
qrc_qrencode.cpp 719B
ui_qrencode.h 2KB
Debug
qrencode.vcproj.Sunq-PC.Sunq.user 2KB
qrencode.ncb 7.32MB
qrencode.sln 890B
qrencode.suo 34KB
Debug
qrc_qrencode.obj 8KB
mqrspec.obj 11KB
BuildLog.htm 10KB
qrspec.obj 18KB
rscode.obj 10KB
mask.obj 14KB
qrencode.lib 179KB
qrencode.obj 31KB
vc90.pdb 76KB
vc90.idb 75KB
mmask.obj 9KB
qrinput.obj 50KB
bitstream.obj 10KB
split.obj 12KB
getopt
getopt.c 22KB
getopt.h 4KB
getopt.lib 21KB
libpng.lib 318KB
tailor.h 8KB
zlib.lib 132KB
zlibd.lib 314KB
libpngd.lib 689KB
getoptd.lib 19KB
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- a86182020-07-28这库很好用
aileen5150
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