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This commit is contained in:
hailin 2025-07-31 10:03:59 +08:00
parent 03ffa3f8a2
commit 6230214f8b
2 changed files with 35 additions and 49 deletions
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75
dec_interceptor/dec_interceptor.c
View File

@ -4,12 +4,10 @@
#include "php_dec_interceptor.h" #include "php_dec_interceptor.h"
#include <time.h> #include <time.h>
/* 保存原始指针 */
zend_op_array *(*prev_compile_file)(zend_file_handle *file_handle, int type) = NULL; zend_op_array *(*prev_compile_file)(zend_file_handle *file_handle, int type) = NULL;
zend_op_array *(*prev_compile_string)(zval *source_string, const char *filename) = NULL; zend_op_array *(*prev_compile_string)(zval *source_string, const char *filename) = NULL;
void (*prev_execute_ex)(zend_execute_data *execute_data) = NULL; zend_internal_function_handler_t prev_execute_internal = NULL;
/* hook zend_compile_file */
zend_op_array *hook_compile_file(zend_file_handle *file_handle, int type) zend_op_array *hook_compile_file(zend_file_handle *file_handle, int type)
{ {
FILE *f = fopen("/tmp/dec_interceptor.log", "a"); FILE *f = fopen("/tmp/dec_interceptor.log", "a");
@ -20,7 +18,6 @@ zend_op_array *hook_compile_file(zend_file_handle *file_handle, int type)
return prev_compile_file ? prev_compile_file(file_handle, type) : NULL; return prev_compile_file ? prev_compile_file(file_handle, type) : NULL;
} }
/* hook zend_compile_string */
zend_op_array *hook_compile_string(zval *source_string, const char *filename) zend_op_array *hook_compile_string(zval *source_string, const char *filename)
{ {
FILE *f = fopen("/tmp/dec_interceptor.log", "a"); FILE *f = fopen("/tmp/dec_interceptor.log", "a");
@ -31,53 +28,24 @@ zend_op_array *hook_compile_string(zval *source_string, const char *filename)
return prev_compile_string ? prev_compile_string(source_string, filename) : NULL; return prev_compile_string ? prev_compile_string(source_string, filename) : NULL;
} }
/* hook zend_execute_ex */ void hook_execute_internal(zend_execute_data *execute_data, zval *return_value)
void hook_execute_ex(zend_execute_data *execute_data)
{ {
const zend_function *func = execute_data->func;
FILE *f = fopen("/tmp/dec_interceptor.log", "a"); FILE *f = fopen("/tmp/dec_interceptor.log", "a");
if (f) { if (f) {
const zend_function *func = execute_data->func;
if (func && func->common.function_name) { if (func && func->common.function_name) {
fprintf(f, "[%ld] hook_execute_ex: %s\n", (long)time(NULL), ZSTR_VAL(func->common.function_name)); fprintf(f, "[%ld] hook_execute_internal: %s\n", (long)time(NULL), ZSTR_VAL(func->common.function_name));
} else { } else {
fprintf(f, "[%ld] hook_execute_ex: (anonymous or internal)\n", (long)time(NULL)); fprintf(f, "[%ld] hook_execute_internal: (anonymous internal)\n", (long)time(NULL));
} }
fclose(f); fclose(f);
} }
if (prev_execute_ex) { if (prev_execute_internal) {
prev_execute_ex(execute_data); prev_execute_internal(execute_data, return_value);
} }
} }
/* MINIT */
PHP_MINIT_FUNCTION(dec_interceptor)
{
FILE *f = fopen("/tmp/dec_interceptor.log", "a");
if (f) {
fprintf(f, "[%ld] MINIT: dec_interceptor initialized\n", (long)time(NULL));
fprintf(f, " zend_compile_file addr: %p\n", zend_compile_file);
fprintf(f, " hook_compile_file addr: %p\n", hook_compile_file);
fprintf(f, " zend_compile_string addr: %p\n", zend_compile_string);
fprintf(f, " hook_compile_string addr: %p\n", hook_compile_string);
fprintf(f, " zend_execute_ex addr: %p\n", zend_execute_ex);
fprintf(f, " hook_execute_ex addr: %p\n", hook_execute_ex);
fclose(f);
}
prev_compile_file = zend_compile_file;
zend_compile_file = hook_compile_file;
prev_compile_string = zend_compile_string;
zend_compile_string = hook_compile_string;
prev_execute_ex = zend_execute_ex;
zend_execute_ex = hook_execute_ex;
return SUCCESS;
}
/* RINIT */
PHP_RINIT_FUNCTION(dec_interceptor) PHP_RINIT_FUNCTION(dec_interceptor)
{ {
FILE *f = fopen("/tmp/dec_interceptor.log", "a"); FILE *f = fopen("/tmp/dec_interceptor.log", "a");
@ -88,12 +56,35 @@ PHP_RINIT_FUNCTION(dec_interceptor)
return SUCCESS; return SUCCESS;
} }
/* MSHUTDOWN */ PHP_MINIT_FUNCTION(dec_interceptor)
{
FILE *f = fopen("/tmp/dec_interceptor.log", "a");
if (f) {
fprintf(f, "[%ld] MINIT: dec_interceptor initialized\n", (long)time(NULL));
fprintf(f, " zend_compile_file addr: %p\n", zend_compile_file);
fprintf(f, " hook_compile_file addr: %p\n", hook_compile_file);
fprintf(f, " zend_compile_string addr: %p\n", zend_compile_string);
fprintf(f, " hook_compile_string addr: %p\n", hook_compile_string);
fclose(f);
}
prev_compile_file = zend_compile_file;
zend_compile_file = hook_compile_file;
prev_compile_string = zend_compile_string;
zend_compile_string = hook_compile_string;
prev_execute_internal = zend_execute_internal;
zend_execute_internal = hook_execute_internal;
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(dec_interceptor) PHP_MSHUTDOWN_FUNCTION(dec_interceptor)
{ {
zend_compile_file = prev_compile_file; zend_compile_file = prev_compile_file;
zend_compile_string = prev_compile_string; zend_compile_string = prev_compile_string;
zend_execute_ex = prev_execute_ex; zend_execute_internal = prev_execute_internal;
FILE *f = fopen("/tmp/dec_interceptor.log", "a"); FILE *f = fopen("/tmp/dec_interceptor.log", "a");
if (f) { if (f) {
@ -104,7 +95,6 @@ PHP_MSHUTDOWN_FUNCTION(dec_interceptor)
return SUCCESS; return SUCCESS;
} }
/* MINFO */
PHP_MINFO_FUNCTION(dec_interceptor) PHP_MINFO_FUNCTION(dec_interceptor)
{ {
php_info_print_table_start(); php_info_print_table_start();
@ -112,7 +102,6 @@ PHP_MINFO_FUNCTION(dec_interceptor)
php_info_print_table_end(); php_info_print_table_end();
} }
/* MODULE ENTRY */
zend_module_entry dec_interceptor_module_entry = { zend_module_entry dec_interceptor_module_entry = {
STANDARD_MODULE_HEADER, STANDARD_MODULE_HEADER,
"dec_interceptor", "dec_interceptor",

9
dec_interceptor/php_dec_interceptor.h
View File

@ -10,20 +10,17 @@
extern zend_module_entry dec_interceptor_module_entry; extern zend_module_entry dec_interceptor_module_entry;
#define phpext_dec_interceptor_ptr &dec_interceptor_module_entry #define phpext_dec_interceptor_ptr &dec_interceptor_module_entry
/* 保存原始函数指针 */
extern zend_op_array *(*prev_compile_file)(zend_file_handle *file_handle, int type); extern zend_op_array *(*prev_compile_file)(zend_file_handle *file_handle, int type);
extern zend_op_array *(*prev_compile_string)(zval *source_string, const char *filename); extern zend_op_array *(*prev_compile_string)(zval *source_string, const char *filename);
extern void (*prev_execute_ex)(zend_execute_data *execute_data); extern zend_internal_function_handler_t prev_execute_internal;
/* 拦截函数 */
zend_op_array *hook_compile_file(zend_file_handle *file_handle, int type); zend_op_array *hook_compile_file(zend_file_handle *file_handle, int type);
zend_op_array *hook_compile_string(zval *source_string, const char *filename); zend_op_array *hook_compile_string(zval *source_string, const char *filename);
void hook_execute_ex(zend_execute_data *execute_data); void hook_execute_internal(zend_execute_data *execute_data, zval *return_value);
PHP_RINIT_FUNCTION(dec_interceptor);
PHP_MINIT_FUNCTION(dec_interceptor); PHP_MINIT_FUNCTION(dec_interceptor);
PHP_MSHUTDOWN_FUNCTION(dec_interceptor); PHP_MSHUTDOWN_FUNCTION(dec_interceptor);
PHP_RINIT_FUNCTION(dec_interceptor);
PHP_RSHUTDOWN_FUNCTION(dec_interceptor);
PHP_MINFO_FUNCTION(dec_interceptor); PHP_MINFO_FUNCTION(dec_interceptor);
#endif /* PHP_DEC_INTERCEPTOR_H */ #endif /* PHP_DEC_INTERCEPTOR_H */