23 #ifdef DBUS_INSIDE_DBUS_H
24 #error "You can't include dbus-internals.h in the public header dbus.h"
27 #ifndef DBUS_INTERNALS_H
28 #define DBUS_INTERNALS_H
30 #include <dbus/dbus-memory.h>
31 #include <dbus/dbus-types.h>
32 #include <dbus/dbus-errors.h>
33 #include <dbus/dbus-sysdeps.h>
34 #include <dbus/dbus-threads-internal.h>
40 ...) _DBUS_GNUC_PRINTF (1, 2);
44 ...) _DBUS_GNUC_PRINTF (1, 2);
46 void _dbus_warn_return_if_fail (const
char *function,
47 const
char *assertion,
51 #if defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
52 #define _DBUS_FUNCTION_NAME __func__
53 #elif defined(__GNUC__) || defined(_MSC_VER)
54 #define _DBUS_FUNCTION_NAME __FUNCTION__
56 #define _DBUS_FUNCTION_NAME "unknown function"
69 #if defined(__GNUC__) && (__GNUC__ > 2) && defined(__OPTIMIZE__)
70 #define _DBUS_BOOLEAN_EXPR(expr) \
72 int _dbus_boolean_var_; \
74 _dbus_boolean_var_ = 1; \
76 _dbus_boolean_var_ = 0; \
79 #define _DBUS_LIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 1))
80 #define _DBUS_UNLIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 0))
82 #define _DBUS_LIKELY(expr) (expr)
83 #define _DBUS_UNLIKELY(expr) (expr)
86 #ifdef DBUS_ENABLE_VERBOSE_MODE
93 #if defined(__GNUC__) || defined(_MSC_VER)
94 #define DBUS_CPP_SUPPORTS_VARIABLE_MACRO_ARGUMENTS
97 #ifdef DBUS_CPP_SUPPORTS_VARIABLE_MACRO_ARGUMENTS
99 void _dbus_verbose_real (
const char *file,
const int line,
const char *
function,
100 const char *format,...) _DBUS_GNUC_PRINTF (4, 5);
101 # define _dbus_verbose(fmt,...) _dbus_verbose_real( __FILE__,__LINE__,__FUNCTION__,fmt, ## __VA_ARGS__)
104 void _dbus_verbose_real (
const char *format,
105 ...) _DBUS_GNUC_PRINTF (1, 2);
106 # define _dbus_verbose _dbus_verbose_real
109 void _dbus_verbose_reset_real (
void);
117 # define _dbus_verbose_reset _dbus_verbose_reset_real
118 # define _dbus_is_verbose _dbus_is_verbose_real
120 # ifdef HAVE_ISO_VARARGS
121 # define _dbus_verbose(...) do { } while (0)
122 # elif defined (HAVE_GNUC_VARARGS)
123 # define _dbus_verbose(format...) do { } while (0)
125 static void _dbus_verbose(
const char * x,...) {;}
127 # define _dbus_verbose_reset() do { } while (0)
128 # define _dbus_is_verbose() FALSE
132 void _dbus_trace_ref (
const char *obj_name,
141 const char* _dbus_strerror (
int error_number);
143 #ifdef DBUS_DISABLE_ASSERT
144 #define _dbus_assert(condition) do { } while (0)
148 const char *condition_text,
152 #define _dbus_assert(condition) \
153 _dbus_real_assert ((condition) != 0, #condition, __FILE__, __LINE__, _DBUS_FUNCTION_NAME)
156 #ifdef DBUS_DISABLE_ASSERT
157 #define _dbus_assert_not_reached(explanation) do { } while (0)
162 int line) _DBUS_GNUC_NORETURN;
163 #define _dbus_assert_not_reached(explanation) \
164 _dbus_real_assert_not_reached (explanation, __FILE__, __LINE__)
167 #ifdef DBUS_DISABLE_CHECKS
168 #define _dbus_return_if_fail(condition)
169 #define _dbus_return_val_if_fail(condition, val)
172 #define _dbus_return_if_fail(condition) do { \
173 _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \
174 if (!(condition)) { \
175 _dbus_warn_return_if_fail (_DBUS_FUNCTION_NAME, #condition, __FILE__, __LINE__); \
179 #define _dbus_return_val_if_fail(condition, val) do { \
180 _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \
181 if (!(condition)) { \
182 _dbus_warn_return_if_fail (_DBUS_FUNCTION_NAME, #condition, __FILE__, __LINE__); \
188 #define _DBUS_N_ELEMENTS(array) ((int) (sizeof ((array)) / sizeof ((array)[0])))
190 #define _DBUS_POINTER_TO_INT(pointer) ((intptr_t)(pointer))
191 #define _DBUS_INT_TO_POINTER(integer) ((void*)((intptr_t)(integer)))
193 #define _DBUS_ZERO(object) (memset (&(object), '\0', sizeof ((object))))
195 #define _DBUS_STRUCT_OFFSET(struct_type, member) \
196 ((intptr_t) ((unsigned char*) &((struct_type*) 0)->member))
198 #define _DBUS_ALIGNOF(type) \
199 (_DBUS_STRUCT_OFFSET (struct { char _1; type _2; }, _2))
201 #ifdef DBUS_DISABLE_CHECKS
205 #define _DBUS_ASSERT_ERROR_IS_SET(error) do { } while (0)
206 #define _DBUS_ASSERT_ERROR_IS_CLEAR(error) do { } while (0)
209 _dbus_assert_error_is_set (
const DBusError *error)
215 _dbus_assert_error_is_clear (
const DBusError *error)
220 #define _DBUS_ASSERT_ERROR_IS_SET(error) _dbus_assert_error_is_set(error)
221 #define _DBUS_ASSERT_ERROR_IS_CLEAR(error) _dbus_assert_error_is_clear(error)
224 #define _dbus_return_if_error_is_set(error) _dbus_return_if_fail ((error) == NULL || !dbus_error_is_set ((error)))
225 #define _dbus_return_val_if_error_is_set(error, val) _dbus_return_val_if_fail ((error) == NULL || !dbus_error_is_set ((error)), (val))
238 #define _DBUS_ALIGN_VALUE(this, boundary) \
239 (( ((uintptr_t)(this)) + (((uintptr_t)(boundary)) -1)) & (~(((uintptr_t)(boundary))-1)))
241 #define _DBUS_ALIGN_ADDRESS(this, boundary) \
242 ((void*)_DBUS_ALIGN_VALUE(this, boundary))
256 #define _DBUS_INT16_MIN ((dbus_int16_t) 0x8000)
257 #define _DBUS_INT16_MAX ((dbus_int16_t) 0x7fff)
258 #define _DBUS_UINT16_MAX ((dbus_uint16_t)0xffff)
259 #define _DBUS_INT32_MIN ((dbus_int32_t) 0x80000000)
260 #define _DBUS_INT32_MAX ((dbus_int32_t) 0x7fffffff)
261 #define _DBUS_UINT32_MAX ((dbus_uint32_t)0xffffffff)
263 #define _DBUS_INT_MIN _DBUS_INT32_MIN
264 #define _DBUS_INT_MAX _DBUS_INT32_MAX
265 #define _DBUS_UINT_MAX _DBUS_UINT32_MAX
266 #define _DBUS_INT64_MAX DBUS_INT64_CONSTANT (0x7fffffffffffffff)
267 #define _DBUS_UINT64_MAX DBUS_UINT64_CONSTANT (0xffffffffffffffff)
268 #define _DBUS_ONE_KILOBYTE 1024
269 #define _DBUS_ONE_MEGABYTE 1024 * _DBUS_ONE_KILOBYTE
270 #define _DBUS_ONE_HOUR_IN_MILLISECONDS (1000 * 60 * 60)
271 #define _DBUS_USEC_PER_SECOND (1000000)
274 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
277 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
280 #define ABS(a) (((a) < 0) ? -(a) : (a))
282 #define _DBUS_ISASCII(c) ((c) != '\0' && (((c) & ~0x7f) == 0))
297 #define _DBUS_SET_OOM(error) dbus_set_error_const ((error), DBUS_ERROR_NO_MEMORY, _dbus_no_memory_message)
299 void _dbus_set_error_valist (
DBusError *error,
302 va_list args) _DBUS_GNUC_PRINTF (3, 0);
304 typedef dbus_bool_t (* DBusTestMemoryFunction) (
void *data);
306 #ifdef DBUS_ENABLE_EMBEDDED_TESTS
308 void _dbus_set_fail_alloc_counter (
int until_next_fail);
309 int _dbus_get_fail_alloc_counter (
void);
310 void _dbus_set_fail_alloc_failures (
int failures_per_failure);
311 int _dbus_get_fail_alloc_failures (
void);
312 dbus_bool_t _dbus_decrement_fail_alloc_counter (
void);
315 int _dbus_get_malloc_blocks_outstanding (
void);
318 dbus_bool_t _dbus_test_oom_handling (
const char *description,
319 DBusTestMemoryFunction func,
322 #define _dbus_set_fail_alloc_counter(n)
323 #define _dbus_get_fail_alloc_counter _DBUS_INT_MAX
328 #define _dbus_decrement_fail_alloc_counter() (FALSE)
329 #define _dbus_disable_mem_pools() (FALSE)
330 #define _dbus_get_malloc_blocks_outstanding() (0)
332 #define _dbus_test_oom_handling(description, func, data) ((*func) (data))
335 typedef void (* DBusShutdownFunction) (
void *data);
339 dbus_bool_t _dbus_register_shutdown_func_unlocked (DBusShutdownFunction
function,
350 _DBUS_LOCK_connection_slots,
351 _DBUS_LOCK_pending_call_slots,
352 _DBUS_LOCK_server_slots,
353 _DBUS_LOCK_message_slots,
356 _DBUS_LOCK_bus_datas,
357 _DBUS_LOCK_shutdown_funcs,
358 _DBUS_LOCK_system_users,
359 _DBUS_LOCK_message_cache,
361 _DBUS_LOCK_shared_connections,
362 _DBUS_LOCK_machine_uuid,
368 dbus_bool_t _dbus_lock (DBusGlobalLock lock) _DBUS_GNUC_WARN_UNUSED_RESULT;
369 void _dbus_unlock (DBusGlobalLock lock);
371 #define _DBUS_LOCK_NAME(name) _DBUS_LOCK_##name
372 #define _DBUS_LOCK(name) _dbus_lock (_DBUS_LOCK_##name)
373 #define _DBUS_UNLOCK(name) _dbus_unlock (_DBUS_LOCK_##name)
382 const char *address_problem_type,
383 const char *address_problem_field,
384 const char *address_problem_other);
386 #define DBUS_UUID_LENGTH_BYTES 16
387 #define DBUS_UUID_LENGTH_WORDS (DBUS_UUID_LENGTH_BYTES / 4)
388 #define DBUS_UUID_LENGTH_HEX (DBUS_UUID_LENGTH_BYTES * 2)
400 DBUS_PRIVATE_EXPORT _DBUS_GNUC_WARN_UNUSED_RESULT
419 #define _DBUS_PASTE2(a, b) a ## b
420 #define _DBUS_PASTE(a, b) _DBUS_PASTE2 (a, b)
421 #define _DBUS_STATIC_ASSERT(expr) \
422 typedef struct { char _assertion[(expr) ? 1 : -1]; } \
423 _DBUS_PASTE (_DBUS_STATIC_ASSERT_, __LINE__) _DBUS_GNUC_UNUSED