/***********************************************************************
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 */
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基于Bootstrap+Jquery+ThinkPHP+MySQL开发小型动漫内容管理系统源码.zip (887个子文件)
php_xxtea.c 6KB
xxtea.c 2KB
CREDITS 51B
bootstrap.min.css 120KB
bootstrap-theme.css 26KB
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3072.dhp 28KB
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4096.dhp 25KB
96.dhp 20KB
128.dhp 18KB
160.dhp 14KB
192.dhp 12KB
256.dhp 10KB
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