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qrcode
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@outman
outman committed Jul 1, 2015
1 parent 0680629 commit 7146cc0
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Showing 115 changed files with 99,145 additions and 13 deletions.
2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
.DS_Store

# Object files
*.o
*.ko
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2 changes: 1 addition & 1 deletion config.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -59,5 +59,5 @@ if test "$PHP_DCODE" != "no"; then
dnl
dnl PHP_SUBST(DCODE_SHARED_LIBADD)

PHP_NEW_EXTENSION(dcode, dcode.c, $ext_shared)
PHP_NEW_EXTENSION(dcode, dcode.c qrencode/bitstream.c qrencode/mask.c qrencode/mmask.c qrencode/mqrspec.c qrencode/qrenc.c qrencode/qrencode.c qrencode/qrinput.c qrencode/qrspec.c qrencode/rscode.c qrencode/split.c, $ext_shared)
fi
199 changes: 189 additions & 10 deletions dcode.c
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@
/* $Id$ */

#include <sys/time.h>
#include <errno.h>
#include <png.h>

#ifdef HAVE_CONFIG_H
#include "config.h"
Expand All @@ -34,6 +36,7 @@
#include "ext/standard/base64.h"
#include "ext/standard/php_string.h"
#include "Zend/zend_strtod.h"
#include "qrencode/qrencode.h"
#include "dcode.h"

/* If you declare any globals in php_dcode.h uncomment this:
Expand All @@ -57,7 +60,6 @@ const zend_function_entry dcode_methods[] = {
PHP_ME(dcode, encrypt, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(dcode, decrypt, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(dcode, qrcode, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_ME(dcode, qrcodex, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
PHP_FE_END
};
/* }}} */
Expand Down Expand Up @@ -199,6 +201,143 @@ static long dcode_time()
}
/** }}} */

static void dcode_png_writer(png_structp png_ptr, png_bytep data, png_size_t length)
{
struct png_mem_encode* p = (struct png_mem_encode*) png_get_io_ptr(png_ptr);
size_t nsize = p->size + length;
if (p->buffer)
{
p->buffer = erealloc(p->buffer, nsize);
}
else {
p->buffer = emalloc(nsize);
}

if (!p->buffer)
{
png_error(png_ptr, "Png image write error");
exit(FAILURE);
}

memcpy(p->buffer + p->size, data, length);
p->size += length;
}

static int dcode_write_to_png(QRcode *qrcode, int size, int margin, char **bin_data)
{
struct png_mem_encode state;
state.buffer = NULL;
state.size = 0;

png_structp png_ptr;
png_infop info_ptr;

unsigned char *row, *p, *q;
int x, y, xx, yy, bit;
int realwidth;

realwidth = (qrcode->width + margin * 2) * size;

int row_fill_len = (realwidth + 7) / 8;
row = (unsigned char *) emalloc(row_fill_len);

if (row == NULL)
{
php_error(E_ERROR, "Failed to allocate memory");
return 0;
}

png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
if (png_ptr == NULL)
{
php_error(E_ERROR, "Failed to initialize PNG writer");
return 0;
}

info_ptr = png_create_info_struct(png_ptr);
if (info_ptr == NULL)
{
php_error(E_ERROR, "Failed to initialize PNG writer");
return 0;
}

if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_write_struct(&png_ptr, &info_ptr);
php_error(E_ERROR, "Failed to write PNG image");
return 0;
}
//
// fseek(fp, 0, SEEK_SET);
// ftruncate(fileno(fp), 0);
png_set_write_fn(png_ptr, &state, dcode_png_writer, NULL);

// png_init_io(png_ptr, fp);
png_set_IHDR(png_ptr, info_ptr,
realwidth, realwidth,
1,
PNG_COLOR_TYPE_GRAY,
PNG_INTERLACE_NONE,
PNG_COMPRESSION_TYPE_DEFAULT,
PNG_FILTER_TYPE_DEFAULT);
png_write_info(png_ptr, info_ptr);

/* top margin */
memset(row, 0xff, row_fill_len);
for(y = 0; y < margin * size; y ++)
{
png_write_row(png_ptr, row);
}

/* data */
p = qrcode->data;
for(y = 0; y < qrcode->width; y ++)
{
bit = 7;
memset(row, 0xff, row_fill_len);
q = row;
q += margin * size / 8;
bit = 7 - (margin * size % 8);
for(x = 0; x < qrcode->width; x ++)
{
for(xx = 0; xx < size; xx ++)
{
*q ^= (*p & 1) << bit;
bit--;
if(bit < 0)
{
q++;
bit = 7;
}
}
p++;
}

for(yy = 0; yy < size; yy ++)
{
png_write_row(png_ptr, row);
}
}
/* bottom margin */
memset(row, 0xff, row_fill_len);
for(y = 0; y < margin * size; y ++)
{
png_write_row(png_ptr, row);
}

png_write_end(png_ptr, info_ptr);
png_destroy_write_struct(&png_ptr, &info_ptr);

efree(row);

if (state.buffer) {
*bin_data = estrndup(state.buffer, 1);
efree(state.buffer);
return 1;
}
return 0;
}

/** {{{ DCode::encrypt($src, $sec_key = "THIS IS SHIT", $sec_rand_key_len = 8, $expire = 0)
Return False or String */
PHP_METHOD(dcode, encrypt)
Expand All @@ -214,19 +353,19 @@ PHP_METHOD(dcode, encrypt)

if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|sll", &src, &src_len, &key, &key_len, &ck_len, &expire) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments");
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments");
RETURN_FALSE;
}

if (ck_len > DCODE_MD5_SIZE || ck_len < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments sec_rand_key_len must 0-32");
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments sec_rand_key_len must 0-32");
RETURN_FALSE;
}

if (expire < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments expire >= 0");
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments expire >= 0");
RETURN_FALSE;
}

Expand Down Expand Up @@ -365,13 +504,13 @@ PHP_METHOD(dcode, decrypt)

if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|sl", &src, &src_len, &key, &key_len, &ck_len) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments");
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments");
RETURN_FALSE;
}

if (ck_len > DCODE_MD5_SIZE || ck_len < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments sec_rand_key_len must 0-32");
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments sec_rand_key_len must 0-32");
RETURN_FALSE;
}

Expand Down Expand Up @@ -465,7 +604,8 @@ PHP_METHOD(dcode, decrypt)
efree(cmp_md5);

if ((expire_time == 0 || (expire_time - dcode_time()) > 0)
&& strcmp(cmp_kb, cmp_md5_h) == 0) {
&& strcmp(cmp_kb, cmp_md5_h) == 0)
{
ZVAL_STRING(return_value, cmp_kb_md5, 1);
efree(cmp_kb_md5);
efree(cmp_md5_h);
Expand All @@ -481,12 +621,51 @@ PHP_METHOD(dcode, decrypt)

PHP_METHOD(dcode, qrcode)
{
char *str_encode;
int str_encode_len;

}
int version = 0;
int level = (int) QR_ECLEVEL_L;
int mode = (int) QR_MODE_KANJI;
int casesensitive = 0;

PHP_METHOD(dcode, qrcodex)
{
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|llll", &str_encode, &str_encode_len, &version, &level, &mode, &casesensitive) == FAILURE) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Invalid arguments");
RETURN_FALSE;
}

QRcode *qcode = NULL;
qcode = QRcode_encodeString(str_encode, version, (QRecLevel) level, (QRencodeMode) mode, casesensitive);
if (qcode == NULL)
{
if (errno == EINVAL) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "DCode::qrcode error, error invalid input object");
}
else if (errno == ENOMEM) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "DCode::qrcode error, unable to allocate memory for input objects");
}
else if (errno == ERANGE) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "DCode::qrcode error, input data is too large");
}
else {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "DCode::qrcode error, errno : %d", errno);
}
RETURN_FALSE;
}

char *bin_data = NULL;
int ok = dcode_write_to_png(qcode, 3, 4, &bin_data);
QRcode_free(qcode);
qcode = NULL;
if (ok)
{
ZVAL_STRING(return_value, bin_data, 1);
efree(bin_data);
return;
}
else {
RETURN_FALSE;
}
}

/*
Expand Down
7 changes: 7 additions & 0 deletions dcode.h
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@
*/

/* $Id$ */
#ifndef DCODE_H
#define DCODE_H

#define DCODE_KEY "THIS IS SHIT"
#define DCODE_CN "DCode"
Expand All @@ -25,6 +27,11 @@
#define DCODE_MICROTIME_SIZE 100
#define DCODE_MICRO_IN_SEC 1000000.00

struct png_mem_encode {
char *buffer;
size_t size;
};
#endif
/*
* Local variables:
* tab-width: 4
Expand Down
1 change: 0 additions & 1 deletion php_dcode.h
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,6 @@ PHP_MINFO_FUNCTION(dcode);
PHP_METHOD(dcode, encrypt);
PHP_METHOD(dcode, decrypt);
PHP_METHOD(dcode, qrcode);
PHP_METHOD(dcode, qrcodex);

/*
Declare any global variables you may need between the BEGIN
Expand Down
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