dart-sdk/runtime/include/dart_api_dl.c
asiva 5d872a8737 [VM/Runtime] - Deprecate Dart_UpdateExternalSize and Dart_UpdateFinalizableExternalSize from the Dart C API
https://github.com/dart-lang/sdk/issues/52568

TEST=new test added.

Change-Id: I4f4b6b607fa2e0daa14fc25e3bdf99214f6ccb6b
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/314900
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Siva Annamalai <asiva@google.com>
2023-07-20 17:06:44 +00:00

79 lines
2.9 KiB
C

/*
* Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
* for details. All rights reserved. Use of this source code is governed by a
* BSD-style license that can be found in the LICENSE file.
*/
#include "dart_api_dl.h" /* NOLINT */
#include "dart_version.h" /* NOLINT */
#include "internal/dart_api_dl_impl.h" /* NOLINT */
#include <stdio.h>
#include <string.h>
#define DART_API_DL_DEFINITIONS(name, R, A) name##_Type name##_DL = NULL;
DART_API_ALL_DL_SYMBOLS(DART_API_DL_DEFINITIONS)
DART_API_DEPRECATED_DL_SYMBOLS(DART_API_DL_DEFINITIONS)
#undef DART_API_DL_DEFINITIONS
typedef void* DartApiEntry_function;
DartApiEntry_function FindFunctionPointer(const DartApiEntry* entries,
const char* name) {
while (entries->name != NULL) {
if (strcmp(entries->name, name) == 0) return entries->function;
entries++;
}
return NULL;
}
DART_EXPORT void Dart_UpdateExternalSize_Deprecated(
Dart_WeakPersistentHandle object, intptr_t external_size) {
printf("Dart_UpdateExternalSize is a nop, it has been deprecated\n");
}
DART_EXPORT void Dart_UpdateFinalizableExternalSize_Deprecated(
Dart_FinalizableHandle object,
Dart_Handle strong_ref_to_object,
intptr_t external_allocation_size) {
printf("Dart_UpdateFinalizableExternalSize is a nop, "
"it has been deprecated\n");
}
intptr_t Dart_InitializeApiDL(void* data) {
DartApi* dart_api_data = (DartApi*)data;
if (dart_api_data->major != DART_API_DL_MAJOR_VERSION) {
// If the DartVM we're running on does not have the same version as this
// file was compiled against, refuse to initialize. The symbols are not
// compatible.
return -1;
}
// Minor versions are allowed to be different.
// If the DartVM has a higher minor version, it will provide more symbols
// than we initialize here.
// If the DartVM has a lower minor version, it will not provide all symbols.
// In that case, we leave the missing symbols un-initialized. Those symbols
// should not be used by the Dart and native code. The client is responsible
// for checking the minor version number himself based on which symbols it
// is using.
// (If we would error out on this case, recompiling native code against a
// newer SDK would break all uses on older SDKs, which is too strict.)
const DartApiEntry* dart_api_function_pointers = dart_api_data->functions;
#define DART_API_DL_INIT(name, R, A) \
name##_DL = \
(name##_Type)(FindFunctionPointer(dart_api_function_pointers, #name));
DART_API_ALL_DL_SYMBOLS(DART_API_DL_INIT)
#undef DART_API_DL_INIT
#define DART_API_DEPRECATED_DL_INIT(name, R, A) \
name##_DL = name##_Deprecated;
DART_API_DEPRECATED_DL_SYMBOLS(DART_API_DEPRECATED_DL_INIT)
#undef DART_API_DEPRECATED_DL_INIT
return 0;
}