flush
[m6w6/ext-psi] / src / module.c
index 469fb4d..da623b2 100644 (file)
@@ -6,6 +6,7 @@
 #include "php.h"
 #include "php_ini.h"
 #include "ext/standard/info.h"
+#include "zend_exceptions.h"
 
 #include "php_psi.h"
 #include "parser.h"
@@ -28,6 +29,9 @@ PHP_INI_BEGIN()
        STD_PHP_INI_ENTRY("psi.directory", "psi.d", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
 PHP_INI_END();
 
+static zend_object_handlers psi_object_handlers;
+static zend_class_entry *psi_class_entry;
+
 void psi_error(int type, const char *msg, ...)
 {
        char buf[0x1000];
@@ -151,6 +155,11 @@ size_t psi_num_min_args(impl *impl)
        return n;
 }
 
+void psi_to_void(zval *return_value, set_value *set, impl_val *ret_val)
+{
+       RETVAL_NULL();
+}
+
 void psi_to_bool(zval *return_value, set_value *set, impl_val *ret_val)
 {
        psi_to_int(return_value, set, ret_val);
@@ -263,6 +272,7 @@ void psi_to_string(zval *return_value, set_value *set, impl_val *ret_val)
        token_t t = real_decl_type(var->arg->type)->type;
 
        switch (t) {
+       case PSI_T_VOID:
        case PSI_T_INT8:
        case PSI_T_UINT8:
                if (!var->arg->var->pointer_level) {
@@ -450,15 +460,36 @@ void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
        } else {
                ZEND_ASSERT(0);
        }
+}
 
+void psi_to_object(zval *return_value, set_value *set, impl_val *r_val)
+{
+       decl_var *var = set->vars->vars[0];
+       impl_val *ret_val = deref_impl_val(r_val, var);
+       psi_object *obj;
+
+       if (ret_val->ptr) {
+               object_init_ex(return_value, psi_class_entry);
+               obj = PSI_OBJ(return_value, NULL);
+               obj->data = ret_val->ptr;
+       } else {
+               RETVAL_NULL();
+       }
 }
 
 static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
 {
        impl_arg *iarg;
+       zend_error_handling zeh;
+
+       zend_replace_error_handling(EH_THROW, zend_exception_get_default(), &zeh);
 
        if (!impl->func->args->count) {
-               return zend_parse_parameters_none();
+               ZEND_RESULT_CODE rv;
+
+               rv = zend_parse_parameters_none();
+               zend_restore_error_handling(&zeh);
+               return rv;
        }
 
        ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->count)
@@ -497,7 +528,9 @@ static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, i
                        }
                } else if (PSI_T_ARRAY == iarg->type->type) {
                        /* handled as _zv in let or set */
-                       Z_PARAM_PROLOGUE(0);
+                       Z_PARAM_ARRAY_EX(iarg->_zv, 1, 0);
+               } else if (PSI_T_OBJECT == iarg->type->type) {
+                       Z_PARAM_OBJECT_EX(iarg->_zv, 1, 0);
                } else {
                        error_code = ZPP_ERROR_FAILURE;
                        break;
@@ -506,8 +539,12 @@ static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, i
                if (_i < _max_num_args) {
                        goto nextarg;
                }
-       ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
+       ZEND_PARSE_PARAMETERS_END_EX(
+               zend_restore_error_handling(&zeh);
+               return FAILURE
+       );
 
+       zend_restore_error_handling(&zeh);
        return SUCCESS;
 }
 
@@ -565,6 +602,7 @@ static inline void *psi_do_let(decl_arg *darg)
                                arg_val->lval = zval_get_long(iarg->_zv);
                        }
                        break;
+               case PSI_T_PATHVAL:
                case PSI_T_STRVAL:
                        if (iarg->type->type == PSI_T_STRING) {
                                arg_val->ptr = estrdup(iarg->val.zend.str->val);
@@ -576,6 +614,12 @@ static inline void *psi_do_let(decl_arg *darg)
                                darg->let->mem = arg_val->ptr;
                                zend_string_release(zs);
                        }
+                       if (PSI_T_PATHVAL == darg->let->val->func->type) {
+                               if (SUCCESS != php_check_open_basedir(arg_val->ptr)) {
+                                       efree(arg_val->ptr);
+                                       return NULL;
+                               }
+                       }
                        break;
                case PSI_T_STRLEN:
                        if (iarg->type->type == PSI_T_STRING) {
@@ -599,6 +643,18 @@ static inline void *psi_do_let(decl_arg *darg)
                                }
                        }
                        break;
+               case PSI_T_OBJVAL:
+                       if (iarg->type->type == PSI_T_OBJECT) {
+                               psi_object *obj;
+
+                               if (!instanceof_function(Z_OBJCE_P(iarg->_zv), psi_class_entry)) {
+                                       return NULL;
+                               }
+
+                               obj = PSI_OBJ(iarg->_zv, NULL);
+                               arg_val->ptr = obj->data;
+                       }
+                       break;
                EMPTY_SWITCH_DEFAULT_CASE();
                }
        }
@@ -691,7 +747,9 @@ void psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl)
                for (i = 0; i < impl->decl->args->count; ++i) {
                        decl_arg *darg = impl->decl->args->args[i];
 
-                       impl->decl->call.args[i] = psi_do_let(darg);
+                       if (!(impl->decl->call.args[i] = psi_do_let(darg))) {
+                               goto cleanup;
+                       }
                }
        }
 
@@ -713,16 +771,52 @@ void psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl)
 
                psi_do_free(fre);
        }
+       psi_do_clean(impl);
+       return;
 
+cleanup:
+       memset(&ret_val, 0, sizeof(ret_val));
+       psi_do_return(return_value, impl->stmts->ret.list[0], &ret_val);
        psi_do_clean(impl);
 }
 
+static void psi_object_free(zend_object *o)
+{
+       psi_object *obj = PSI_OBJ(NULL, o);
+
+       if (obj->data) {
+               // free(obj->data);
+               obj->data = NULL;
+       }
+       zend_object_std_dtor(o);
+}
+
+static zend_object *psi_object_init(zend_class_entry *ce)
+{
+       psi_object *o = ecalloc(1, sizeof(*o) + zend_object_properties_size(ce));
+
+       zend_object_std_init(&o->std, ce);
+       object_properties_init(&o->std, ce);
+       o->std.handlers = &psi_object_handlers;
+       return &o->std;
+}
+
 PHP_MINIT_FUNCTION(psi)
 {
        PSI_ContextOps *ops = NULL;
+       zend_class_entry ce = {0};
 
        REGISTER_INI_ENTRIES();
 
+       INIT_NS_CLASS_ENTRY(ce, "psi", "object", NULL);
+       psi_class_entry = zend_register_internal_class_ex(&ce, NULL);
+       psi_class_entry->create_object = psi_object_init;
+
+       memcpy(&psi_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
+       psi_object_handlers.offset = XtOffsetOf(psi_object, std);
+       psi_object_handlers.free_obj = psi_object_free;
+       psi_object_handlers.clone_obj = NULL;
+
 #ifdef HAVE_LIBJIT
        if (!strcasecmp(PSI_G(engine), "jit")) {
                ops = PSI_Libjit();