/***********************************************************************
Copyright 2006-2007 Ma Bingyao
These sources is free software. Redistributions of source code must
retain the above copyright notice. Redistributions in binary form
must reproduce the above copyright notice. You can redistribute it
freely. You can use it with any free or commercial software.
These sources 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.
You may contact the author by:
e-mail: andot@coolcode.cn
*************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if HAVE_XXTEA
#include "php_xxtea.h"
#include "ext/standard/info.h" /* for phpinfo() functions */
#include "xxtea.h"
/* compiled function list so Zend knows what's in this module */
zend_function_entry xxtea_functions[] =
{
ZEND_FE(xxtea_encrypt, NULL)
ZEND_FE(xxtea_decrypt, NULL)
ZEND_FE(xxtea_info, NULL)
{NULL, NULL, NULL}
};
/* compiled module information */
zend_module_entry xxtea_module_entry =
{
STANDARD_MODULE_HEADER,
XXTEA_MODULE_NAME,
xxtea_functions,
ZEND_MINIT(xxtea),
ZEND_MSHUTDOWN(xxtea),
NULL,
NULL,
ZEND_MINFO(xxtea),
XXTEA_VERSION,
STANDARD_MODULE_PROPERTIES
};
/* implement standard "stub" routine to introduce ourselves to Zend */
#if defined(COMPILE_DL_XXTEA)
ZEND_GET_MODULE(xxtea)
#endif
static xxtea_long *xxtea_to_long_array(unsigned char *data, xxtea_long len, int include_length, xxtea_long *ret_len) {
xxtea_long i, n, *result;
n = len >> 2;
n = (((len & 3) == 0) ? n : n + 1);
if (include_length) {
result = (xxtea_long *)emalloc((n + 1) << 2);
result[n] = len;
*ret_len = n + 1;
} else {
result = (xxtea_long *)emalloc(n << 2);
*ret_len = n;
}
memset(result, 0, n << 2);
for (i = 0; i < len; i++) {
result[i >> 2] |= (xxtea_long)data[i] << ((i & 3) << 3);
}
return result;
}
static unsigned char *xxtea_to_byte_array(xxtea_long *data, xxtea_long len, int include_length, xxtea_long *ret_len) {
xxtea_long i, n, m;
unsigned char *result;
n = len << 2;
if (include_length) {
m = data[len - 1];
if ((m < n - 7) || (m > n - 4)) return NULL;
n = m;
}
result = (unsigned char *)emalloc(n + 1);
for (i = 0; i < n; i++) {
result[i] = (unsigned char)((data[i >> 2] >> ((i & 3) << 3)) & 0xff);
}
result[n] = '\0';
*ret_len = n;
return result;
}
static unsigned char *php_xxtea_encrypt(unsigned char *data, xxtea_long len, unsigned char *key, xxtea_long *ret_len) {
unsigned char *result;
xxtea_long *v, *k, v_len, k_len;
v = xxtea_to_long_array(data, len, 1, &v_len);
k = xxtea_to_long_array(key, 16, 0, &k_len);
xxtea_long_encrypt(v, v_len, k);
result = xxtea_to_byte_array(v, v_len, 0, ret_len);
efree(v);
efree(k);
return result;
}
static unsigned char *php_xxtea_decrypt(unsigned char *data, xxtea_long len, unsigned char *key, xxtea_long *ret_len) {
unsigned char *result;
xxtea_long *v, *k, v_len, k_len;
v = xxtea_to_long_array(data, len, 0, &v_len);
k = xxtea_to_long_array(key, 16, 0, &k_len);
xxtea_long_decrypt(v, v_len, k);
result = xxtea_to_byte_array(v, v_len, 1, ret_len);
efree(v);
efree(k);
return result;
}
/* {{{ proto string xxtea_encrypt(string data, string key)
Encrypt string using XXTEA algorithm */
ZEND_FUNCTION(xxtea_encrypt)
{
unsigned char *data, *key;
unsigned char *result;
xxtea_long data_len, key_len, ret_length;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &data, &data_len, &key, &key_len) == FAILURE) {
return;
}
if (data_len == 0) RETVAL_STRINGL(NULL, 0, 0);
if (key_len != 16) RETURN_FALSE;
result = php_xxtea_encrypt(data, data_len, key, &ret_length);
if (result != NULL) {
RETVAL_STRINGL((char *)result, ret_length, 0);
} else {
RETURN_FALSE;
}
}
/* }}} */
/* {{{ proto string xxtea_decrypt(string data, string key)
Decrypt string using XXTEA algorithm */
ZEND_FUNCTION(xxtea_decrypt)
{
unsigned char *data, *key;
unsigned char *result;
xxtea_long data_len, key_len, ret_length;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &data, &data_len, &key, &key_len) == FAILURE) {
return;
}
if (data_len == 0) RETVAL_STRINGL(NULL, 0, 0);
if (key_len != 16) RETURN_FALSE;
result = php_xxtea_decrypt(data, data_len, key, &ret_length);
if (result != NULL) {
RETVAL_STRINGL((char *)result, ret_length, 0);
} else {
RETURN_FALSE;
}
}
/* }}} */
ZEND_MINIT_FUNCTION(xxtea)
{
return SUCCESS;
}
ZEND_MSHUTDOWN_FUNCTION(xxtea)
{
return SUCCESS;
}
ZEND_MINFO_FUNCTION(xxtea)
{
php_info_print_table_start();
php_info_print_table_row(2, "xxtea support", "enabled");
php_info_print_table_row(2, "xxtea module version", XXTEA_VERSION);
php_info_print_table_row(2, "xxtea author", XXTEA_AUTHOR);
php_info_print_table_row(2, "xxtea homepage", XXTEA_HOMEPAGE);
php_info_print_table_end();
}
ZEND_FUNCTION(xxtea_info)
{
array_init(return_value);
add_assoc_string(return_value, "ext_version", XXTEA_VERSION, 1);
add_assoc_string(return_value, "ext_build_date", XXTEA_BUILD_DATE, 1);
add_assoc_string(return_value, "ext_author", XXTEA_AUTHOR, 1);
add_assoc_string(return_value, "ext_homepage", XXTEA_HOMEPAGE, 1);
}
#endif /* if HAVE_XXTEA */
用php写一个考试系统的web版本.zip
9 浏览量
2024-01-18
11:59:40
上传
评论
收藏 11.89MB ZIP 举报
用php写一个考试系统的web版本.zip （2000个子文件） 
php_xxtea.c 6KB xxtea.c 2KB bootstrap.css 118KB bootstrap.min.css 98KB docs.css 15KB bootstrap-theme.css 15KB bootstrap-theme.min.css 13KB open-sans.css 5KB style.css 5KB doxy.css 3KB doc_widgets.css 3KB sunburst.css 2KB desert.css 2KB supersized.css 2KB prettify.css 2KB prettify.css 2KB sons-of-obsidian.css 1KB prettify-theme.css 1KB styles.css 1KB reset.css 1KB animations.css 684B prettify.min.css 675B animations.css 599B animations.css 591B animations.css 589B animations.css 569B animations.css 540B animations.css 540B animations.css 492B animations.css 458B style.css 393B style.css 393B style.css 379B animations.css 343B style.css 303B style.css 299B style.css 281B style.css 268B style.css 236B animations.css 224B animations.css 224B style.css 196B animations.css 179B style.css 137B style.css 136B style.css 125B style.css 103B style.css 98B style.css 74B app.css 60B style.css 47B style.css 47B style.css 27B style.css 24B animations.css 0B php_xxtea.h 2KB xxtea.h 1KB NG8BC8~1.HTM 58KB $SCE~1.HTM 41KB $HTTP~1.HTM 41KB ORDERB~1.HTM 29KB FORMS~1.HTM 28KB SCOPE~1.HTM 26KB I18N~1.HTM 24KB ST7501~1.HTM 22KB $Q061B~1.HTM 20KB ST9C85~1.HTM 18KB SELECT~1.HTM 18KB FAQ~1.HTM 17KB STEP_0~3.HTM 14KB INPROG~1.HTM 14KB DIA913~1.HTM 14KB STB5FC~1.HTM 14KB STF273~1.HTM 13KB MODULE~1.HTM 12KB INDEX~1.HTM 12KB STEP_1~4.HTM 12KB STEP_0~4.HTM 12KB API~1.HTM 12KB README~2.HTM 11KB INPUT~1.HTM 11KB FILTER~1.HTM 11KB NGSHOW~1.HTM 11KB NGHIDE~1.HTM 11KB SERVIC~1.HTM 10KB NGCSP~1.HTM 10KB FILTER~1.HTM 10KB NGVIEW~1.HTM 9KB NGAPP~1.HTM 9KB DATE~1.HTM 9KB STE41E~1.HTM 9KB FORM~1.HTM 9KB LINKY~1.HTM 9KB STEP_0~1.HTM 8KB LIMITT~1.HTM 8KB CHANGE~1.HTM 8KB NGLIST~1.HTM 7KB ST31AB~1.HTM 7KB NGHREF~1.HTM 7KB STEP_1~1.HTM 6KB共 2000 条
- 1
- 2
- 3
- 4
- 5
- 6
- 20
资源评论
