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php_screw_plus.c
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php_screw_plus.c
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/*
* php_screw
* (C) 2007, Kunimasa Noda/PM9.com, Inc. <http://www.pm9.com, kuni@pm9.com>
* see file LICENSE for license details
*/
#include "php.h"
#include "php_ini.h"
#include "ext/standard/file.h"
#include "ext/standard/info.h"
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <stdint.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "php_screw_plus.h"
#include "md5.h"
#include "aes.c"
#include "aes_crypt.c"
PHP_MINIT_FUNCTION(php_screw_plus);
PHP_MSHUTDOWN_FUNCTION(php_screw_plus);
PHP_MINFO_FUNCTION(php_screw_plus);
FILE *pm9screw_ext_fopen(FILE *fp)
{
struct stat stat_buf;
char *datap, *newdatap;
char lenBuf[16];
int datalen, newdatalen=0;
int i;
uint8_t enTag[16];
uint8_t key[64];
memset(key, 0, sizeof(key));
memcpy(key, md5(CAKEY), 32);
memcpy(enTag, key, 16);
memset(lenBuf, 0, 16);
fstat(fileno(fp), &stat_buf);
datalen = stat_buf.st_size;
datap = (char*)malloc(maxBytes);
memset(datap, 0, sizeof(datap));
fread(datap, datalen, 1, fp);
fclose(fp);
if(memcmp(datap, enTag, 16) == 0) {
for(i=16; i<datalen; i++) {
if(i<32)
lenBuf[i-16] = datap[i];
else
datap[i-32] = datap[i];
}
screw_aes(0,datap,datalen,key,&datalen);
datalen = atoi(lenBuf);
}else if(STRICT_MODE){
datalen = 0;
}
fp = tmpfile();
if (datalen > 0) {
fwrite(datap, datalen, 1, fp);
} else {
fwrite(STRICT_MODE_ERROR_MESSAGE, strlen(STRICT_MODE_ERROR_MESSAGE), 1, fp);
}
free(datap);
rewind(fp);
return fp;
}
ZEND_API zend_op_array *(*org_compile_file)(zend_file_handle *file_handle, int type TSRMLS_DC);
ZEND_API zend_op_array *pm9screw_compile_file(zend_file_handle *file_handle, int type TSRMLS_DC)
{
FILE *fp;
char fname[32];
memset(fname, 0, sizeof fname);
if (zend_is_executing(TSRMLS_C)) {
if (get_active_function_name(TSRMLS_C)) {
strncpy(fname, get_active_function_name(TSRMLS_C), sizeof fname - 2);
}
}
if (fname[0]) {
if ( strcasecmp(fname, "show_source") == 0
|| strcasecmp(fname, "highlight_file") == 0) {
return NULL;
}
}
fp = fopen(file_handle->filename, "rb");
if (!fp) {
fp = zend_fopen(file_handle->filename, &file_handle->opened_path);
if (!fp) {
return org_compile_file(file_handle, type);
}
}
if (file_handle->type == ZEND_HANDLE_FP) fclose(file_handle->handle.fp);
if (file_handle->type == ZEND_HANDLE_FD) close(file_handle->handle.fd);
file_handle->handle.fp = pm9screw_ext_fopen(fp);
file_handle->type = ZEND_HANDLE_FP;
return org_compile_file(file_handle, type);
}
zend_module_entry php_screw_plus_module_entry = {
#if ZEND_MODULE_API_NO >= 20010901
STANDARD_MODULE_HEADER,
#endif
"php_screw_plus",
NULL,
PHP_MINIT(php_screw_plus),
PHP_MSHUTDOWN(php_screw_plus),
NULL,
NULL,
PHP_MINFO(php_screw_plus),
#if ZEND_MODULE_API_NO >= 20010901
"1.5.0", /* Replace with version number for your extension */
#endif
STANDARD_MODULE_PROPERTIES
};
ZEND_GET_MODULE(php_screw_plus);
PHP_MINFO_FUNCTION(php_screw_plus)
{
php_info_print_table_start();
php_info_print_table_header(2, "php_screw_plus support", "enabled");
php_info_print_table_end();
}
PHP_MINIT_FUNCTION(php_screw_plus)
{
CG(compiler_options) |= ZEND_COMPILE_EXTENDED_INFO;
org_compile_file = zend_compile_file;
zend_compile_file = pm9screw_compile_file;
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(php_screw_plus)
{
CG(compiler_options) |= ZEND_COMPILE_EXTENDED_INFO;
zend_compile_file = org_compile_file;
return SUCCESS;
}