dart::bin::NativeAssets Class Reference

#include <native_assets_api.h>

Static Public Member Functions
static void *	DlopenAbsolute (const char *path, char **error)
static void *	DlopenRelative (const char *path, const char *script_uri, char **error)
static void *	DlopenSystem (const char *path, char **error)
static void *	DlopenProcess (char **error)
static void *	DlopenExecutable (char **error)
static void *	Dlsym (void *handle, const char *symbol, char **error)

Detailed Description

Definition at line 11 of file native_assets_api.h.

Member Function Documentation

DlopenAbsolute()

void * dart::bin::NativeAssets::DlopenAbsolute ( const char *  path, char **  error  )

static

Definition at line 122 of file native_assets_api_impl.cc.

                                                                 {
  // If we'd want to be strict, it should not take into account include paths.
  void* handle = LoadDynamicLibrary(path, error);
  WrapError(path, error);
  return handle;
}

DlopenExecutable()

void * dart::bin::NativeAssets::DlopenExecutable ( char **  error )

static

Definition at line 169 of file native_assets_api_impl.cc.

                                                 {
  return LoadDynamicLibrary(nullptr, error);
}

DlopenProcess()

void * dart::bin::NativeAssets::DlopenProcess ( char **  error )

static

Definition at line 160 of file native_assets_api_impl.cc.

                                              {
#if defined(DART_HOST_OS_LINUX) || defined(DART_HOST_OS_MACOS) ||              \
    defined(DART_HOST_OS_ANDROID) || defined(DART_HOST_OS_FUCHSIA)
  return RTLD_DEFAULT;
#else
  return kWindowsDynamicLibraryProcessPtr;
#endif
}

DlopenRelative()

void * dart::bin::NativeAssets::DlopenRelative ( const char *  path, const char *  script_uri, char **  error  )

static

Definition at line 129 of file native_assets_api_impl.cc.

                                                 {
  void* handle = nullptr;
  CStringUniquePtr platform_script_cstr = CleanScriptUri(script_uri);
  const intptr_t len = strlen(path);
  char* path_copy = reinterpret_cast<char*>(malloc(len + 1));
  snprintf(path_copy, len + 1, "%s", path);
#if defined(DART_TARGET_OS_WINDOWS)
  ReplaceBackSlashes(path_copy);
#endif
  auto target_uri = ResolveUri(path_copy, platform_script_cstr.get());
  if (!target_uri) {
    SET_ERROR_MSG(error, "Failed to resolve '%s' relative to '%s'.", path_copy,
                  platform_script_cstr.get());
  } else {
    const char* target_path = target_uri.get() + file_schema_length;
    handle = LoadDynamicLibrary(target_path, error);
  }
  free(path_copy);
  WrapErrorRelative(path, script_uri, error);
  return handle;
}

DlopenSystem()

void * dart::bin::NativeAssets::DlopenSystem ( const char *  path, char **  error  )

static

Definition at line 153 of file native_assets_api_impl.cc.

                                                               {
  // Should take into account LD_PATH etc.
  void* handle = LoadDynamicLibrary(path, error);
  WrapError(path, error);
  return handle;
}

Dlsym()

void * dart::bin::NativeAssets::Dlsym ( void *  handle, const char *  symbol, char **  error  )

static

Definition at line 225 of file native_assets_api_impl.cc.

                                                                        {
  void* const result = ResolveSymbol(handle, symbol, error);
  if (*error != nullptr) {
    char* inner_error = *error;
    SET_ERROR_MSG(error, "Failed to lookup symbol '%s': %s", symbol,
                  inner_error);
    free(inner_error);
  }
  return result;
}

---

The documentation for this class was generated from the following files:

• third_party/dart-lang/sdk/runtime/include/bin/native_assets_api.h
• third_party/dart-lang/sdk/runtime/bin/native_assets_api_impl.cc