+int psi_internal_type(impl_type *type)
+{
+ switch (type->type) {
+ case PSI_T_BOOL:
+ return _IS_BOOL;
+ case PSI_T_INT:
+ return IS_LONG;
+ case PSI_T_FLOAT:
+ case PSI_T_DOUBLE:
+ return IS_DOUBLE;
+ case PSI_T_STRING:
+ return IS_STRING;
+ case PSI_T_ARRAY:
+ return IS_ARRAY;
+ default:
+ return 0;
+ }
+}
+
+zend_internal_arg_info *psi_internal_arginfo(impl *impl)
+{
+ size_t i;
+ zend_internal_arg_info *aip;
+ zend_internal_function_info *fi;
+
+ aip = calloc(impl->func->args->count + 1, sizeof(*aip));
+
+ fi = (zend_internal_function_info *) &aip[0];
+ fi->required_num_args = psi_num_min_args(impl);
+ fi->return_reference = impl->func->return_reference;
+ fi->type_hint = psi_internal_type(impl->func->return_type);
+
+ for (i = 0; i < impl->func->args->count; ++i) {
+ impl_arg *iarg = impl->func->args->args[i];
+ zend_internal_arg_info *ai = &aip[i+1];
+
+ ai->name = iarg->var->name;
+ ai->type_hint = psi_internal_type(iarg->type);
+ if (iarg->var->reference) {
+ ai->pass_by_reference = 1;
+ }
+ if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
+ ai->allow_null = 1;
+ }
+ }
+
+ return aip;
+}
+
+size_t psi_num_min_args(impl *impl)
+{
+ size_t i, n = impl->func->args->count;
+
+ for (i = 0; i < impl->func->args->count; ++i) {
+ if (impl->func->args->args[i]->def) {
+ --n;
+ }
+ }
+ 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);
+ convert_to_boolean(return_value);
+}
+
+void psi_to_int(zval *return_value, set_value *set, impl_val *ret_val)
+{
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val *v = deref_impl_val(ret_val, var);
+
+ switch (t) {
+ case PSI_T_FLOAT:
+ RETVAL_DOUBLE((double) v->fval);
+ convert_to_long(return_value);
+ break;
+ case PSI_T_DOUBLE:
+ RETVAL_DOUBLE(v->dval);
+ convert_to_long(return_value);
+ break;
+ case PSI_T_INT8:
+ RETVAL_LONG(v->i8);
+ break;
+ case PSI_T_UINT8:
+ RETVAL_LONG(v->u8);
+ break;
+ case PSI_T_INT16:
+ RETVAL_LONG(v->i16);
+ break;
+ case PSI_T_UINT16:
+ RETVAL_LONG(v->u16);
+ break;
+ case PSI_T_INT32:
+ RETVAL_LONG(v->i32);
+ break;
+ case PSI_T_UINT32:
+#if UINT32_MAX >= ZEND_LONG_MAX
+ if (v->u32 > ZEND_LONG_MAX) {
+ char d[12] = {0};
+
+ RETVAL_STRING(zend_print_ulong_to_buf(&d[10], v->u32));
+ } else {
+#endif
+ RETVAL_LONG(v->u32);
+#if UINT32_MAX >= ZEND_LONG_MAX
+ }
+#endif
+ break;
+ case PSI_T_INT64:
+ RETVAL_LONG(v->i64);
+ break;
+ case PSI_T_UINT64:
+ if (v->u64 > ZEND_LONG_MAX) {
+ char d[24] = {0};
+
+ RETVAL_STRING(zend_print_ulong_to_buf(&d[22], v->u64));
+ } else {
+ RETVAL_LONG(v->u64);
+ }
+ break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+void psi_to_double(zval *return_value, set_value *set, impl_val *ret_val)
+{
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val *v = deref_impl_val(ret_val, var);
+
+ switch (t) {
+ case PSI_T_FLOAT:
+ RETVAL_DOUBLE((double) v->fval);
+ break;
+ case PSI_T_DOUBLE:
+ RETVAL_DOUBLE(v->dval);
+ break;
+ case PSI_T_INT8:
+ RETVAL_DOUBLE((double) v->i8);
+ break;
+ case PSI_T_UINT8:
+ RETVAL_DOUBLE((double) v->u8);
+ break;
+ case PSI_T_INT16:
+ RETVAL_DOUBLE((double) v->i16);
+ break;
+ case PSI_T_UINT16:
+ RETVAL_DOUBLE((double) v->u16);
+ break;
+ case PSI_T_INT32:
+ RETVAL_DOUBLE((double) v->i32);
+ break;
+ case PSI_T_UINT32:
+ RETVAL_DOUBLE((double) v->u32);
+ break;
+ case PSI_T_INT64:
+ RETVAL_DOUBLE((double) v->i64);
+ break;
+ case PSI_T_UINT64:
+ RETVAL_DOUBLE((double) v->u64);
+ break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+void psi_to_string(zval *return_value, set_value *set, impl_val *ret_val)
+{
+ decl_var *var = set->vars->vars[0];
+ 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) {
+ RETVAL_STRINGL(&ret_val->cval, 1);
+ } else {
+ ret_val = deref_impl_val(ret_val, var);
+ if (ret_val && ret_val->ptr) {
+ RETVAL_STRING(ret_val->ptr);
+ } else {
+ RETVAL_EMPTY_STRING();
+ }
+ }
+ return;
+ case PSI_T_FLOAT:
+ RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
+ break;
+ case PSI_T_DOUBLE:
+ RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
+ break;
+ default:
+ psi_to_int(return_value, set, ret_val);
+ break;
+ }
+ convert_to_string(return_value);
+}
+
+
+static impl_val *iterate(impl_val *val, size_t size, unsigned i, impl_val *tmp)
+{
+ memset(tmp, 0, sizeof(*tmp));
+ memcpy(tmp, ((void*) val->ptr) + size * i, size);
+ return tmp;
+}
+
+void psi_from_zval(impl_val *mem, decl_arg *spec, zval *zv, void **tmp)
+{
+ decl_type *type = real_decl_type(spec->type);
+
+ switch (type->type) {
+ case PSI_T_FLOAT:
+ mem->fval = (float) zval_get_double(zv);
+ break;
+ case PSI_T_DOUBLE:
+ mem->dval = zval_get_double(zv);
+ break;
+ case PSI_T_INT8:
+ case PSI_T_UINT8:
+ if (spec->var->pointer_level) {
+ zend_string *zs = zval_get_string(zv);
+ *tmp = mem->ptr = estrndup(zs->val, zs->len);
+ zend_string_release(zs);
+ break;
+ }
+ /* no break */
+ default:
+ mem->zend.lval = zval_get_long(zv);
+ break;
+ }
+}
+
+void *psi_array_to_struct(decl_struct *s, HashTable *arr)
+{
+ size_t i, j = 0;
+ char *mem = ecalloc(1, s->size + s->args->count * sizeof(void *));
+
+ if (arr) for (i = 0; i < s->args->count; ++i) {
+ decl_arg *darg = s->args->args[i];
+ zval *entry = zend_hash_str_find_ind(arr, darg->var->name, strlen(darg->var->name));
+
+ if (entry) {
+ impl_val val;
+ void *tmp = NULL;
+
+ memset(&tmp, 0, sizeof(tmp));
+ psi_from_zval(&val, darg, entry, &tmp);
+ memcpy(mem + darg->layout->pos, &val, darg->layout->len);
+ if (tmp) {
+ ((void **)(mem + s->size))[j++] = tmp;
+ }
+ }
+ }
+ return mem;
+}
+
+static inline impl_val *struct_member_ref(decl_arg *set_arg, impl_val *struct_ptr, impl_val **to_free) {
+ void *ptr = (char *) struct_ptr->ptr + set_arg->layout->pos;
+ impl_val *val = enref_impl_val(ptr, set_arg->var);
+
+ if (val != ptr) {
+ *to_free = val;
+ }
+
+ return val;
+}
+void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
+{
+ size_t i;
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val tmp, *ret_val = deref_impl_val(r_val, var);
+
+ array_init(return_value);
+
+ if (t == PSI_T_STRUCT) {
+ // decl_struct *s = real_decl_type(var->arg->type)->strct;
+
+ if (set->count) {
+ /* explicit member casts */
+ for (i = 0; i < set->count; ++i) {
+ set_value *sub_set = set->inner[i];
+ decl_var *sub_var = sub_set->vars->vars[0];
+
+ sub_set->outer.val = r_val;
+
+ if (sub_var->arg) {
+ impl_val *tmp = NULL, *val;
+ zval ztmp;
+
+ val = deref_impl_val(struct_member_ref(sub_var->arg, ret_val, &tmp), sub_var);
+ sub_set->func->handler(&ztmp, sub_set, val);
+ add_assoc_zval(return_value, sub_var->name, &ztmp);
+
+ if (tmp) {
+ free(tmp);
+ }
+ }
+ }
+ }
+ return;
+ }
+
+ if (var->arg->var->array_size) {
+ /* to_array(foo[NUMBER]) */
+ for (i = 0; i < var->arg->var->array_size; ++i) {
+ size_t size = psi_t_size(var->arg->var->pointer_level > 1 ? PSI_T_POINTER : t);
+ impl_val *ptr = iterate(ret_val, size, i, &tmp);
+ zval ele;
+
+ switch (t) {
+ case PSI_T_FLOAT:
+ ZVAL_DOUBLE(&ele, (double) ptr->fval);
+ break;
+ case PSI_T_DOUBLE:
+ ZVAL_DOUBLE(&ele, ptr->dval);
+ break;
+ default:
+ ZVAL_LONG(&ele, ptr->lval);
+ break;
+ }
+
+ add_next_index_zval(return_value, &ele);
+ }
+ return;
+ } else if (set->vars->count > 1) {
+ /* to_array(arr_var, cnt_var[, cnt_var...], to_int(*arr_var))
+ * check for length in second var
+ */
+ size_t count = 0;
+ zval ele;
+
+ if (set->outer.set) {
+ /* struct */
+ for (i = 1; i < set->vars->count; ++i) {
+ impl_val *tmp = NULL, *cnt_val;
+ decl_var *cnt_var = set->vars->vars[i];
+
+ cnt_val = struct_member_ref(cnt_var->arg, set->outer.val, &tmp);
+ count += deref_impl_val(cnt_val, cnt_var)->lval;
+
+ if (tmp) {
+ free(tmp);
+ }
+ }
+ } else {
+ ZEND_ASSERT(0);
+ }
+
+ for (i = 0; i < count; ++i) {
+ size_t size = psi_t_size(var->arg->var->pointer_level ? PSI_T_POINTER : t);
+ impl_val *ptr = iterate(ret_val, size, i, &tmp);
+
+ set->inner[0]->func->handler(&ele, set->inner[0], ptr);
+ add_next_index_zval(return_value, &ele);
+ }
+ } 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) {
+ 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)
+ nextarg:
+ iarg = impl->func->args->args[_i];
+ if (iarg->def) {
+ Z_PARAM_OPTIONAL;
+ }
+ if (PSI_T_BOOL == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.zend.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
+ }
+ Z_PARAM_BOOL(iarg->val.zend.bval);
+ } else if (PSI_T_INT == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.zend.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
+ }
+ Z_PARAM_LONG(iarg->val.zend.lval);
+ } else if (PSI_T_FLOAT == iarg->type->type || PSI_T_DOUBLE == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.dval = zend_strtod(iarg->def->text, NULL);
+ }
+ Z_PARAM_DOUBLE(iarg->val.dval);
+ } else if (PSI_T_STRING == iarg->type->type) {
+ struct {char *val; size_t len;} str;
+ if (iarg->def) {
+ /* FIXME */
+ str.len = strlen(iarg->def->text) - 2;
+ str.val = &iarg->def->text[1];
+ }
+ Z_PARAM_STR_EX(iarg->val.zend.str, 1, 0);
+ if (iarg->val.zend.str) {
+ zend_string_addref(iarg->val.zend.str);
+ } else if (iarg->def) {
+ iarg->val.zend.str = zend_string_init(str.val, str.len, 0);
+ }
+ } else if (PSI_T_ARRAY == iarg->type->type) {
+ /* handled as _zv in let or set */
+ 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;
+ }
+ iarg->_zv = _arg;
+ if (_i < _max_num_args) {
+ goto nextarg;
+ }
+ ZEND_PARSE_PARAMETERS_END_EX(
+ zend_restore_error_handling(&zeh);
+ return FAILURE
+ );
+
+ zend_restore_error_handling(&zeh);
+ return SUCCESS;
+}
+
+static inline void *psi_do_calloc(let_calloc *alloc)
+{
+ decl_type *type = real_decl_type(alloc->type);
+ size_t size;
+
+ if (type->type == PSI_T_STRUCT) {
+ /* psi_do_clean expects at least one NULL pointer after the struct */
+ size = type->strct->size + sizeof(void *);
+ } else {
+ size = psi_t_size(type->type);