static gboolean
mutex_handle_own (MonoW32Handle *handle_data, gboolean *abandoned)
{
HANDLE_FUNCTION_ENTER ();
MonoW32HandleMutex *mutex_handle;
*abandoned = FALSE;
mutex_handle = (MonoW32HandleMutex*) handle_data->specific;
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: owning %s handle %p, before: [tid: %p, recursion: %d], after: [tid: %p, recursion: %d], abandoned: %s",
__func__, mono_w32handle_get_typename (handle_data->type), handle_data, (gpointer) mutex_handle->tid, mutex_handle->recursion, (gpointer) pthread_self (), mutex_handle->recursion + 1, mutex_handle->abandoned ? "true" : "false");
if (mutex_handle->recursion != 0) {
g_assert (pthread_equal (pthread_self (), mutex_handle->tid));
mutex_handle->recursion++;
} else {
mutex_handle->tid = pthread_self ();
mutex_handle->recursion = 1;
thread_own_mutex (mono_thread_internal_current_handle (), handle_data, handle_data);
}
if (mutex_handle->abandoned) {
mutex_handle->abandoned = FALSE;
*abandoned = TRUE;
}
mono_w32handle_set_signal_state (handle_data, FALSE, FALSE);
HANDLE_FUNCTION_RETURN_VAL (TRUE);
}
void
mono_w32mutex_abandon (MonoInternalThread *internal_raw)
{
HANDLE_FUNCTION_ENTER ()
MONO_HANDLE_DCL (MonoInternalThread, internal);
g_assert (mono_thread_internal_is_current_handle (internal));
if (!MONO_HANDLE_GETVAL (internal, owned_mutexes))
goto exit;
while (MONO_HANDLE_GETVAL (internal, owned_mutexes)->len) {
MonoW32Handle *handle_data;
MonoW32HandleMutex *mutex_handle;
MonoNativeThreadId tid;
gpointer handle;
handle = g_ptr_array_index (MONO_HANDLE_GETVAL (internal, owned_mutexes), 0);
if (!mono_w32handle_lookup_and_ref (handle, &handle_data))
g_error ("%s: unkown handle %p", __func__, handle);
if (handle_data->type != MONO_W32TYPE_MUTEX && handle_data->type != MONO_W32TYPE_NAMEDMUTEX)
g_error ("%s: unkown mutex handle %p", __func__, handle);
mutex_handle = (MonoW32HandleMutex*) handle_data->specific;
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: abandoning %s handle %p",
__func__, mono_w32handle_get_typename (handle_data->type), handle);
tid = MONO_UINT_TO_NATIVE_THREAD_ID (MONO_HANDLE_GETVAL (internal, tid));
if (!pthread_equal (mutex_handle->tid, tid))
g_error ("%s: trying to release mutex %p acquired by thread %p from thread %p",
__func__, handle, (gpointer) mutex_handle->tid, (gpointer) tid);
mono_w32handle_lock (handle_data);
mutex_handle->recursion = 0;
mutex_handle->tid = 0;
mutex_handle->abandoned = TRUE;
mono_w32handle_set_signal_state (handle_data, TRUE, FALSE);
thread_disown_mutex (internal, handle);
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: abandoned %s handle %p",
__func__, mono_w32handle_get_typename (handle_data->type), handle);
mono_w32handle_unlock (handle_data);
mono_w32handle_unref (handle_data);
}
g_ptr_array_free (MONO_HANDLE_GETVAL (internal, owned_mutexes), TRUE);
MONO_HANDLE_SETVAL(internal, owned_mutexes, GPtrArray*, NULL);
exit:
HANDLE_FUNCTION_RETURN ();
}
MonoExceptionHandle
mono_get_exception_runtime_wrapped_handle (MonoObjectHandle wrapped_exception, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoClass *klass;
MonoMethod *method;
klass = mono_class_load_from_name (mono_get_corlib (), "System.Runtime.CompilerServices", "RuntimeWrappedException");
MonoObjectHandle o = mono_object_new_handle (mono_domain_get (), klass, error);
mono_error_assert_ok (error);
g_assert (!MONO_HANDLE_IS_NULL (o));
method = mono_class_get_method_from_name_checked (klass, ".ctor", 1, 0, error);
mono_error_assert_ok (error);
g_assert (method);
gpointer args [ ] = { MONO_HANDLE_RAW (wrapped_exception) };
mono_runtime_invoke_handle (method, o, args, error);
goto_if_nok (error, return_null);
goto exit;
return_null:
o = mono_new_null ();
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, MONO_HANDLE_CAST (MonoException, o));
}
/**
* mono_exception_new_by_name_domain:
* \param domain Domain where the return object will be created.
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
*
* Creates an exception object of the given namespace/name class on
* the given domain.
*
* \returns the initialized exception instance.
*/
static MonoExceptionHandle
mono_exception_new_by_name_domain (MonoDomain *domain, MonoImage *image,
const char* name_space, const char *name, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoDomain * const caller_domain = mono_domain_get ();
MonoClass * const klass = mono_class_load_from_name (image, name_space, name);
MonoObjectHandle o = mono_object_new_handle (domain, klass, error);
goto_if_nok (error, return_null);
if (domain != caller_domain)
mono_domain_set_internal (domain);
mono_runtime_object_init_handle (o, error);
mono_error_assert_ok (error);
// Restore domain in success and error path.
if (domain != caller_domain)
mono_domain_set_internal (caller_domain);
goto_if_ok (error, exit);
return_null:
MONO_HANDLE_ASSIGN (o, NULL_HANDLE);
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, MONO_HANDLE_CAST (MonoException, o));
}
static MonoExceptionHandle
mono_error_prepare_exception_handle (MonoError *oerror, MonoError *error_out)
// Can fail with out-of-memory
{
HANDLE_FUNCTION_ENTER ();
MonoExceptionHandle ex = MONO_HANDLE_NEW (MonoException, mono_error_prepare_exception (oerror, error_out));
HANDLE_FUNCTION_RETURN_REF (MonoException, ex);
}
/**
* mono_get_exception_argument_internal:
* \param type the actual type
* \param arg the name of the argument that is invalid or null, etc.
* \param msg optional message
* \returns a new instance of the \c System.ArgumentException or derived
*/
static MonoException*
mono_get_exception_argument_internal (const char *type, const char *arg, const char *msg)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MonoExceptionHandle ex = mono_exception_new_argument_internal (type, arg, msg, error);
mono_error_cleanup (error);
HANDLE_FUNCTION_RETURN_OBJ (ex);
}
/**
* mono_exception_from_name_domain:
* \param domain Domain where the return object will be created.
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
*
* Creates an exception object of the given namespace/name class on
* the given domain.
*
* \returns the initialized exception instance.
*/
MonoException *
mono_exception_from_name_domain (MonoDomain *domain, MonoImage *image,
const char* name_space, const char *name)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MonoExceptionHandle ret = mono_exception_new_by_name_domain (domain, image, name_space, name, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_get_exception_file_not_found:
* \param fname the name of the file not found.
* \returns a new instance of the \c System.IO.FileNotFoundException
*/
MonoException *
mono_get_exception_file_not_found (MonoString *fname_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoString, fname);
MonoExceptionHandle ret = mono_exception_from_name_two_strings_checked (mono_get_corlib (), "System.IO", "FileNotFoundException", fname, fname, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_exception_from_token_two_strings:
*
* Same as mono_exception_from_name_two_strings, but lookup the exception class using
* IMAGE and TOKEN.
*/
MonoException *
mono_exception_from_token_two_strings (MonoImage *image, guint32 token, MonoString *arg1_raw, MonoString *arg2_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoString, arg1);
MONO_HANDLE_DCL (MonoString, arg2);
MonoExceptionHandle ret = mono_exception_from_token_two_strings_checked (image, token, arg1, arg2, error);
mono_error_cleanup (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_exception_from_name_two_strings:
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
* \param a1 first string argument to pass
* \param a2 second string argument to pass
*
* Creates an exception from a constructor that takes two string
* arguments.
*
* \returns the initialized exception instance.
*/
MonoException *
mono_exception_from_name_two_strings (MonoImage *image, const char *name_space,
const char *name, MonoString *a1_raw, MonoString *a2_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoString, a1);
MONO_HANDLE_DCL (MonoString, a2);
MonoExceptionHandle ret = mono_exception_from_name_two_strings_checked (image, name_space, name, a1, a2, error);
mono_error_cleanup (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_get_exception_reflection_type_load:
* \param types an array of types that were defined in the moduled loaded.
* \param exceptions an array of exceptions that were thrown during the type loading.
* \returns a new instance of the \c System.Reflection.ReflectionTypeLoadException
*/
MonoException *
mono_get_exception_reflection_type_load (MonoArray *types_raw, MonoArray *exceptions_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoArray, types);
MONO_HANDLE_DCL (MonoArray, exceptions);
MonoExceptionHandle ret = mono_get_exception_reflection_type_load_checked (types, exceptions, error);
if (!is_ok (error))
ret = MONO_HANDLE_CAST (MonoException, mono_new_null ());
mono_error_cleanup (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_exception_from_name_msg:
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
* \param msg the message to embed inside the exception
*
* Creates an exception and initializes its message field.
*
* \returns the initialized exception instance.
*/
MonoException *
mono_exception_from_name_msg (MonoImage *image, const char *name_space,
const char *name, const char *msg)
{
HANDLE_FUNCTION_ENTER ();
MonoExceptionHandle ex;
MONO_ENTER_GC_UNSAFE;
ERROR_DECL (error);
ex = mono_exception_new_by_name_msg (image, name_space, name, msg, error);
mono_error_cleanup (error);
MONO_EXIT_GC_UNSAFE;
HANDLE_FUNCTION_RETURN_OBJ (ex);
}
/**
* mono_get_exception_type_initialization:
* \param type_name the name of the type that failed to initialize.
* \param inner the inner exception.
* \returns a new instance of the \c System.TypeInitializationException
*/
MonoException *
mono_get_exception_type_initialization (const gchar *type_name, MonoException* inner_raw)
{
HANDLE_FUNCTION_ENTER ();
MONO_HANDLE_DCL (MonoException, inner);
ERROR_DECL (error);
MonoExceptionHandle ret = mono_get_exception_type_initialization_handle (type_name, inner, error);
if (!is_ok (error)) {
ret = MONO_HANDLE_CAST (MonoException, mono_new_null ());
mono_error_cleanup (error);
}
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_get_exception_runtime_wrapped:
*/
MonoException *
mono_get_exception_runtime_wrapped (MonoObject *wrapped_exception_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoObject, wrapped_exception);
MonoExceptionHandle ret = mono_get_exception_runtime_wrapped_handle (wrapped_exception, error);
if (!is_ok (error)) {
mono_error_cleanup (error);
ret = MONO_HANDLE_CAST (MonoException, mono_new_null ());
}
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_exception_from_name_two_strings_checked:
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
* \param a1 first string argument to pass
* \param a2 second string argument to pass
* \param error set on error
*
* Creates an exception from a constructor that takes two string
* arguments.
*
* \returns the initialized exception instance. On failure returns
* NULL and sets \p error.
*/
MonoExceptionHandle
mono_exception_from_name_two_strings_checked (MonoImage *image, const char *name_space,
const char *name, MonoStringHandle a1, MonoStringHandle a2,
MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoClass *klass;
error_init (error);
klass = mono_class_load_from_name (image, name_space, name);
HANDLE_FUNCTION_RETURN_REF (MonoException, create_exception_two_strings (klass, a1, a2, error));
}
/**
* mono_get_exception_file_not_found2:
* \param msg an informative message for the user.
* \param fname the name of the file not found.
* \returns a new instance of the \c System.IO.FileNotFoundException
*/
MonoException *
mono_get_exception_file_not_found2 (const char *msg, MonoString *fname_raw)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MONO_HANDLE_DCL (MonoString, fname);
MonoStringHandle s = NULL_HANDLE_STRING;
if (msg) {
s = mono_string_new_handle (mono_domain_get (), msg, error);
mono_error_assert_ok (error);
}
MonoExceptionHandle ret = mono_exception_from_name_two_strings_checked (mono_get_corlib (), "System.IO", "FileNotFoundException", s, fname, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
// For efficiency, call mono_error_set_pending_exception instead of mono_error_set_pending_exception_slow.
gboolean
mono_error_set_pending_exception_slow (MonoError *error)
{
if (is_ok (error))
return FALSE;
HANDLE_FUNCTION_ENTER ();
MonoExceptionHandle ex = mono_error_convert_to_exception_handle (error);
gboolean const result = !MONO_HANDLE_IS_NULL (ex);
if (result)
mono_set_pending_exception_handle (ex);
HANDLE_FUNCTION_RETURN_VAL (result);
}
/**
* mono_get_exception_missing_member:
* \param exception_type the specific exception type for the specific member type, i.e. field or method
* \param class_name the class where the lookup was performed.
* \param member_name the name of the missing method.
* \returns a new instance of the \c exception_type (MissingFieldException or MissingMethodException)
*/
static MonoException*
mono_get_exception_missing_member (const char *exception_type, const char *class_name, const char *member_name)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MonoDomain * const domain = mono_domain_get ();
MonoStringHandle s1 = mono_string_new_handle (domain, class_name, error);
mono_error_assert_ok (error);
MonoStringHandle s2 = mono_string_new_handle (domain, member_name, error);
mono_error_assert_ok (error);
MonoExceptionHandle ret = mono_exception_from_name_two_strings_checked (mono_get_corlib (), "System",
exception_type, s1, s2, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
/**
* mono_exception_from_token_two_strings_checked:
*
* Same as mono_exception_from_name_two_strings, but lookup the exception class using
* IMAGE and TOKEN.
*/
MonoExceptionHandle
mono_exception_from_token_two_strings_checked (MonoImage *image, guint32 token,
MonoStringHandle a1, MonoStringHandle a2,
MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoClass *klass;
error_init (error);
klass = mono_class_get_checked (image, token, error);
mono_error_assert_ok (error); /* FIXME handle the error. */
HANDLE_FUNCTION_RETURN_REF (MonoException, create_exception_two_strings (klass, a1, a2, error));
}
/**
* mono_exception_from_token:
* \param image the Mono image where to look for the class
* \param token The type token of the class
*
* Creates an exception of the type given by \p token.
*
* \returns the initialized exception instance.
*/
MonoException *
mono_exception_from_token (MonoImage *image, guint32 token)
{
HANDLE_FUNCTION_ENTER ();
ERROR_DECL (error);
MonoClass *klass;
klass = mono_class_get_checked (image, token, error);
mono_error_assert_ok (error);
MonoObjectHandle o = mono_object_new_handle (mono_domain_get (), klass, error);
mono_error_assert_ok (error);
mono_runtime_object_init_handle (o, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (MONO_HANDLE_CAST (MonoException, o));
}
/**
* mono_get_exception_type_load:
* \param class_name the name of the class that could not be loaded
* \param assembly_name the assembly where the class was looked up.
* \returns a new instance of the \c System.TypeLoadException
*/
MonoException *
mono_get_exception_type_load (MonoString *class_name_raw, char *assembly_name)
{
ERROR_DECL (error);
HANDLE_FUNCTION_ENTER ();
MONO_HANDLE_DCL (MonoString, class_name);
MonoStringHandle s = NULL_HANDLE_STRING;
MonoDomain * const domain = mono_domain_get ();
if (assembly_name) {
s = mono_string_new_handle (domain, assembly_name, error);
mono_error_assert_ok (error);
} else
s = mono_string_empty_handle (domain);
MonoExceptionHandle ret = mono_exception_from_name_two_strings_checked (mono_get_corlib (), "System",
"TypeLoadException", class_name, s, error);
mono_error_assert_ok (error);
HANDLE_FUNCTION_RETURN_OBJ (ret);
}
MonoExceptionHandle
mono_get_exception_type_initialization_handle (const gchar *type_name, MonoExceptionHandle inner, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoClass *klass;
MonoMethod *method;
gpointer iter;
error_init (error);
klass = mono_class_load_from_name (mono_get_corlib (), "System", "TypeInitializationException");
mono_class_init_internal (klass);
iter = NULL;
while ((method = mono_class_get_methods (klass, &iter))) {
if (!strcmp (".ctor", mono_method_get_name (method))) {
MonoMethodSignature *sig = mono_method_signature_internal (method);
if (sig->param_count == 2 && sig->params [0]->type == MONO_TYPE_STRING && mono_class_from_mono_type_internal (sig->params [1]) == mono_defaults.exception_class)
break;
}
method = NULL;
}
g_assert (method);
MonoDomain * const domain = mono_domain_get ();
MonoStringHandle type_name_str = mono_string_new_handle (domain, type_name, error);
mono_error_assert_ok (error);
gpointer args [ ] = { MONO_HANDLE_RAW (type_name_str), MONO_HANDLE_RAW (inner) };
MonoObjectHandle exc = mono_object_new_handle (domain, klass, error);
mono_error_assert_ok (error);
mono_runtime_invoke_handle (method, exc, args, error);
goto_if_nok (error, return_null);
goto exit;
return_null:
exc = mono_new_null ();
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, MONO_HANDLE_CAST (MonoException, exc));
}
MonoExceptionHandle
mono_get_exception_reflection_type_load_checked (MonoArrayHandle types, MonoArrayHandle exceptions, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoClass *klass;
MonoMethod *method;
gpointer iter;
error_init (error);
klass = mono_class_load_from_name (mono_get_corlib (), "System.Reflection", "ReflectionTypeLoadException");
mono_class_init_internal (klass);
/* Find the Type[], Exception[] ctor */
iter = NULL;
while ((method = mono_class_get_methods (klass, &iter))) {
if (!strcmp (".ctor", mono_method_get_name (method))) {
MonoMethodSignature *sig = mono_method_signature_internal (method);
if (sig->param_count == 2 && sig->params [0]->type == MONO_TYPE_SZARRAY && sig->params [1]->type == MONO_TYPE_SZARRAY)
break;
}
method = NULL;
}
g_assert (method);
MonoExceptionHandle exc = MONO_HANDLE_CAST (MonoException, MONO_HANDLE_NEW (MonoObject, mono_object_new_checked (mono_domain_get (), klass, error)));
mono_error_assert_ok (error);
gpointer args [ ] = { MONO_HANDLE_RAW (types), MONO_HANDLE_RAW (exceptions) };
mono_runtime_invoke_checked (method, MONO_HANDLE_RAW (exc), args, error);
goto_if_nok (error, return_null);
goto exit;
return_null:
exc = MONO_HANDLE_CAST (MonoException, mono_new_null ());
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, exc);
}
static MonoExceptionHandle
create_exception_two_strings (MonoClass *klass, MonoStringHandle a1, MonoStringHandle a2, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoMethod *method = NULL;
int const count = 1 + !MONO_HANDLE_IS_NULL (a2);
gpointer iter;
MonoMethod *m;
MonoObjectHandle o = mono_object_new_handle (mono_domain_get (), klass, error);
mono_error_assert_ok (error);
iter = NULL;
while ((m = mono_class_get_methods (klass, &iter))) {
MonoMethodSignature *sig;
if (strcmp (".ctor", mono_method_get_name (m)))
continue;
sig = mono_method_signature_internal (m);
if (sig->param_count != count)
continue;
if (sig->params [0]->type != MONO_TYPE_STRING)
continue;
if (count == 2 && sig->params [1]->type != MONO_TYPE_STRING)
continue;
method = m;
break;
}
gpointer args [ ] = { MONO_HANDLE_RAW (a1), MONO_HANDLE_RAW (a2) };
mono_runtime_invoke_handle (method, o, args, error);
if (!is_ok (error))
o = mono_new_null ();
HANDLE_FUNCTION_RETURN_REF (MonoException, MONO_HANDLE_CAST (MonoException, o));
}
/**
* mono_exception_new_by_name_msg:
* \param image the Mono image where to look for the class
* \param name_space the namespace for the class
* \param name class name
* \param msg the message to embed inside the exception
*
* Creates an exception and initializes its message field.
*
* \returns the initialized exception instance.
*/
MonoExceptionHandle
mono_exception_new_by_name_msg (MonoImage *image, const char *name_space,
const char *name, const char *msg, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoExceptionHandle ex = mono_exception_new_by_name (image, name_space, name, error);
goto_if_nok (error, return_null);
if (msg) {
MonoStringHandle msg_str = mono_string_new_handle (MONO_HANDLE_DOMAIN (ex), msg, error);
// FIXME? Maybe just ignore this error, the exception is close to correct.
goto_if_nok (error, return_null);
// ex->message = msg_str;
MONO_HANDLE_SET (ex, message, msg_str);
}
goto exit;
return_null:
MONO_HANDLE_ASSIGN (ex, NULL_HANDLE);
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, ex)
}
static void
mutex_handle_signal (MonoW32Handle *handle_data)
{
HANDLE_FUNCTION_ENTER ();
MonoW32HandleMutex *mutex_handle;
pthread_t tid;
mutex_handle = (MonoW32HandleMutex*) handle_data->specific;
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: signalling %s handle %p, tid: %p recursion: %d",
__func__, mono_w32handle_get_typename (handle_data->type), handle_data, (gpointer) mutex_handle->tid, mutex_handle->recursion);
tid = pthread_self ();
if (mutex_handle->abandoned) {
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: %s handle %p is abandoned",
__func__, mono_w32handle_get_typename (handle_data->type), handle_data);
} else if (!pthread_equal (mutex_handle->tid, tid)) {
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: we don't own %s handle %p (owned by %ld, me %ld)",
__func__, mono_w32handle_get_typename (handle_data->type), handle_data, (long)mutex_handle->tid, (long)tid);
} else {
/* OK, we own this mutex */
mutex_handle->recursion--;
if (mutex_handle->recursion == 0) {
thread_disown_mutex (mono_thread_internal_current_handle (), handle_data);
mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_IO_LAYER_MUTEX, "%s: unlocking %s handle %p, tid: %p recusion : %d",
__func__, mono_w32handle_get_typename (handle_data->type), handle_data, (gpointer) mutex_handle->tid, mutex_handle->recursion);
mutex_handle->tid = 0;
mono_w32handle_set_signal_state (handle_data, TRUE, FALSE);
}
}
HANDLE_FUNCTION_RETURN ();
}
MonoExceptionHandle
mono_corlib_exception_new_with_args (const char *name_space, const char *name, const char *arg_0, const char *arg_1, MonoError *error)
{
HANDLE_FUNCTION_ENTER ();
MonoStringHandle str_0 = NULL_HANDLE_STRING;
MonoStringHandle str_1 = NULL_HANDLE_STRING;
MonoExceptionHandle ex = MONO_HANDLE_CAST (MonoException, NULL_HANDLE);
MonoDomain * const domain = mono_domain_get ();
str_0 = arg_0 ? mono_string_new_handle (domain, arg_0, error) : NULL_HANDLE_STRING;
goto_if_nok (error, return_null);
str_1 = arg_1 ? mono_string_new_handle (domain, arg_1, error) : NULL_HANDLE_STRING;
goto_if_nok (error, return_null);
ex = mono_exception_from_name_two_strings_checked (mono_defaults.corlib, name_space, name, str_0, str_1, error);
goto exit;
return_null:
ex = MONO_HANDLE_CAST (MonoException, mono_new_null ());
exit:
HANDLE_FUNCTION_RETURN_REF (MonoException, ex);
}
static MonoStringHandle
get_type_name_as_mono_string (MonoErrorInternal *error, MonoDomain *domain, MonoError *error_out)
{
HANDLE_FUNCTION_ENTER ();
MonoStringHandle res = NULL_HANDLE_STRING;
if (error->type_name) {
res = string_new_cleanup (domain, error->type_name);
} else {
MonoClass *klass = get_class (error);
if (klass) {
char *name = mono_type_full_name (m_class_get_byval_arg (klass));
if (name) {
res = string_new_cleanup (domain, name);
g_free (name);
}
}
}
if (MONO_HANDLE_IS_NULL (res))
mono_error_set_out_of_memory (error_out, "Could not allocate type name");
HANDLE_FUNCTION_RETURN_REF (MonoString, res);
}
/*Can fail with out-of-memory*/
MonoException*
mono_error_prepare_exception (MonoError *oerror, MonoError *error_out)
{
HANDLE_FUNCTION_ENTER ();
MonoErrorInternal *error = (MonoErrorInternal*)oerror;
MonoExceptionHandle exception = MONO_HANDLE_CAST (MonoException, mono_new_null ());
MonoDomain *domain = mono_domain_get ();
char *type_name = NULL;
char *message = NULL;
error_init (error_out);
const guint16 error_code = error->error_code;
g_assert (error_code != MONO_ERROR_CLEANUP_CALLED_SENTINEL);
switch (error_code) {
case MONO_ERROR_NONE:
goto exit;
case MONO_ERROR_MISSING_METHOD:
exception = mono_corlib_exception_new_with_args ("System", "MissingMethodException", error->full_message, error->first_argument, error_out);
break;
case MONO_ERROR_BAD_IMAGE:
exception = mono_corlib_exception_new_with_args ("System", "BadImageFormatException", error->full_message, error->first_argument, error_out);
break;
case MONO_ERROR_FILE_NOT_FOUND:
exception = mono_corlib_exception_new_with_args ("System.IO", "FileNotFoundException", error->full_message, error->first_argument, error_out);
break;
case MONO_ERROR_MISSING_FIELD:
exception = mono_corlib_exception_new_with_args ("System", "MissingFieldException", error->full_message, error->first_argument, error_out);
break;
case MONO_ERROR_MEMBER_ACCESS:
exception = mono_exception_new_by_name_msg (mono_defaults.corlib, "System", "MemberAccessException", error->full_message, error_out);
break;
case MONO_ERROR_TYPE_LOAD: {
MonoStringHandle assembly_name;
MonoStringHandle type_name;
if ((error->type_name && error->assembly_name) || error->exn.klass) {
type_name = get_type_name_as_mono_string (error, domain, error_out);
if (!mono_error_ok (error_out))
break;
if (error->assembly_name) {
assembly_name = string_new_cleanup (domain, error->assembly_name);
if (MONO_HANDLE_IS_NULL (assembly_name)) {
mono_error_set_out_of_memory (error_out, "Could not allocate assembly name");
break;
}
} else {
assembly_name = mono_string_empty_handle (domain);
}
exception = mono_exception_from_name_two_strings_checked (mono_get_corlib (), "System", "TypeLoadException", type_name, assembly_name, error_out);
if (!MONO_HANDLE_IS_NULL (exception)) {
const char *full_message = error->full_message;
if (full_message && full_message [0]) {
MonoStringHandle msg = string_new_cleanup (mono_domain_get (), full_message);
if (!MONO_HANDLE_IS_NULL (msg))
MONO_HANDLE_SET (exception, message, msg);
else
mono_error_set_out_of_memory (error_out, "Could not allocate exception object");
}
}
} else {
exception = mono_exception_new_by_name_msg (mono_defaults.corlib, "System", "TypeLoadException", error->full_message, error_out);
}
}
break;
case MONO_ERROR_OUT_OF_MEMORY:
if (domain)
exception = MONO_HANDLE_NEW (MonoException, domain->out_of_memory_ex);
if (MONO_HANDLE_IS_NULL (exception))
exception = mono_get_exception_out_of_memory_handle ();
break;
case MONO_ERROR_ARGUMENT:
exception = mono_exception_new_argument (error->first_argument, error->full_message, error_out);
break;
case MONO_ERROR_ARGUMENT_NULL:
exception = mono_exception_new_argument_null (error->first_argument, error_out);
break;
case MONO_ERROR_ARGUMENT_OUT_OF_RANGE:
exception = mono_exception_new_argument_out_of_range(error->first_argument, error->full_message, error_out);
break;
case MONO_ERROR_NOT_VERIFIABLE:
if (error->exn.klass) {
type_name = mono_type_get_full_name (error->exn.klass);
if (!type_name)
goto out_of_memory;
}
message = g_strdup_printf ("Error in %s:%s %s", type_name, error->member_name, error->full_message);
if (!message)
goto out_of_memory;
exception = mono_exception_new_by_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", message, error_out);
break;
case MONO_ERROR_GENERIC:
if (!error->exception_name_space || !error->exception_name)
mono_error_set_execution_engine (error_out, "MonoError with generic error but no exception name was supplied");
else
exception = mono_exception_new_by_name_msg (mono_defaults.corlib, error->exception_name_space, error->exception_name, error->full_message, error_out);
break;
case MONO_ERROR_EXCEPTION_INSTANCE:
exception = MONO_HANDLE_CAST (MonoException, mono_gchandle_get_target_handle (error->exn.instance_handle));
break;
case MONO_ERROR_CLEANUP_CALLED_SENTINEL:
mono_error_set_execution_engine (error_out, "MonoError reused after mono_error_cleanup");
break;
case MONO_ERROR_INVALID_PROGRAM:
exception = mono_exception_new_by_name_msg (mono_defaults.corlib, "System", "InvalidProgramException",
(error->flags & MONO_ERROR_INCOMPLETE) ? "" : error->full_message, error_out);
break;
default:
mono_error_set_execution_engine (error_out, "Invalid error-code %d", error->error_code);
}
if (!mono_error_ok (error_out))
goto return_null;
if (MONO_HANDLE_IS_NULL (exception))
mono_error_set_out_of_memory (error_out, "Could not allocate exception object");
goto exit;
out_of_memory:
mono_error_set_out_of_memory (error_out, "Could not allocate message");
goto exit;
return_null:
exception = MONO_HANDLE_CAST (MonoException, mono_new_null ());
exit:
g_free (message);
g_free (type_name);
HANDLE_FUNCTION_RETURN_OBJ (exception);
}
