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);
47 #if defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) 48 #define _DBUS_FUNCTION_NAME __func__ 49 #elif defined(__GNUC__) || defined(_MSC_VER) 50 #define _DBUS_FUNCTION_NAME __FUNCTION__ 52 #define _DBUS_FUNCTION_NAME "unknown function" 65 #if defined(__GNUC__) && (__GNUC__ > 2) && defined(__OPTIMIZE__) 66 #define _DBUS_BOOLEAN_EXPR(expr) \ 68 int _dbus_boolean_var_; \ 70 _dbus_boolean_var_ = 1; \ 72 _dbus_boolean_var_ = 0; \ 75 #define _DBUS_LIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 1)) 76 #define _DBUS_UNLIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 0)) 78 #define _DBUS_LIKELY(expr) (expr) 79 #define _DBUS_UNLIKELY(expr) (expr) 82 #ifdef DBUS_ENABLE_VERBOSE_MODE 89 #if defined(__GNUC__) || defined(_MSC_VER) 90 #define DBUS_CPP_SUPPORTS_VARIABLE_MACRO_ARGUMENTS 93 #ifdef DBUS_CPP_SUPPORTS_VARIABLE_MACRO_ARGUMENTS 95 void _dbus_verbose_real (
const char *file,
const int line,
const char *
function,
96 const char *format,...) _DBUS_GNUC_PRINTF (4, 5);
97 # define _dbus_verbose(fmt,...) _dbus_verbose_real( __FILE__,__LINE__,__FUNCTION__,fmt, ## __VA_ARGS__) 100 void _dbus_verbose_real (
const char *format,
101 ...) _DBUS_GNUC_PRINTF (1, 2);
102 # define _dbus_verbose _dbus_verbose_real 105 void _dbus_verbose_reset_real (
void);
113 # define _dbus_verbose_reset _dbus_verbose_reset_real 114 # define _dbus_is_verbose _dbus_is_verbose_real 116 # ifdef HAVE_ISO_VARARGS 117 # define _dbus_verbose(...) do { } while (0) 118 # elif defined (HAVE_GNUC_VARARGS) 119 # define _dbus_verbose(format...) do { } while (0) 121 static void _dbus_verbose(
const char * x,...) {;}
123 # define _dbus_verbose_reset() do { } while (0) 124 # define _dbus_is_verbose() FALSE 127 void _dbus_trace_ref (
const char *obj_name,
136 const char* _dbus_strerror (
int error_number);
138 #ifdef DBUS_DISABLE_ASSERT 139 #define _dbus_assert(condition) do { } while (0) 143 const char *condition_text,
147 #define _dbus_assert(condition) \ 148 _dbus_real_assert ((condition) != 0, #condition, __FILE__, __LINE__, _DBUS_FUNCTION_NAME) 151 #ifdef DBUS_DISABLE_ASSERT 152 #define _dbus_assert_not_reached(explanation) do { } while (0) 157 int line) _DBUS_GNUC_NORETURN;
158 #define _dbus_assert_not_reached(explanation) \ 159 _dbus_real_assert_not_reached (explanation, __FILE__, __LINE__) 162 #ifdef DBUS_DISABLE_CHECKS 163 #define _dbus_return_if_fail(condition) 164 #define _dbus_return_val_if_fail(condition, val) 170 #define _dbus_return_if_fail(condition) do { \ 171 _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \ 172 if (!(condition)) { \ 173 _dbus_warn_check_failed (_dbus_return_if_fail_warning_format, \ 174 _DBUS_FUNCTION_NAME, #condition, __FILE__, __LINE__); \ 178 #define _dbus_return_val_if_fail(condition, val) do { \ 179 _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \ 180 if (!(condition)) { \ 181 _dbus_warn_check_failed (_dbus_return_if_fail_warning_format, \ 182 _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 #ifdef DBUS_DISABLE_CHECKS 202 #define _DBUS_ASSERT_ERROR_IS_SET(error) do { } while (0) 203 #define _DBUS_ASSERT_ERROR_IS_CLEAR(error) do { } while (0) 206 _dbus_assert_error_is_set (
const DBusError *error)
212 _dbus_assert_error_is_clear (
const DBusError *error)
217 #define _DBUS_ASSERT_ERROR_IS_SET(error) _dbus_assert_error_is_set(error) 218 #define _DBUS_ASSERT_ERROR_IS_CLEAR(error) _dbus_assert_error_is_clear(error) 221 #define _dbus_return_if_error_is_set(error) _dbus_return_if_fail ((error) == NULL || !dbus_error_is_set ((error))) 222 #define _dbus_return_val_if_error_is_set(error, val) _dbus_return_val_if_fail ((error) == NULL || !dbus_error_is_set ((error)), (val)) 235 #define _DBUS_ALIGN_VALUE(this, boundary) \ 236 (( ((uintptr_t)(this)) + (((uintptr_t)(boundary)) -1)) & (~(((uintptr_t)(boundary))-1))) 238 #define _DBUS_ALIGN_ADDRESS(this, boundary) \ 239 ((void*)_DBUS_ALIGN_VALUE(this, boundary)) 251 #define _DBUS_INT16_MIN ((dbus_int16_t) 0x8000) 252 #define _DBUS_INT16_MAX ((dbus_int16_t) 0x7fff) 253 #define _DBUS_UINT16_MAX ((dbus_uint16_t)0xffff) 254 #define _DBUS_INT32_MIN ((dbus_int32_t) 0x80000000) 255 #define _DBUS_INT32_MAX ((dbus_int32_t) 0x7fffffff) 256 #define _DBUS_UINT32_MAX ((dbus_uint32_t)0xffffffff) 258 #define _DBUS_INT_MIN _DBUS_INT32_MIN 259 #define _DBUS_INT_MAX _DBUS_INT32_MAX 260 #define _DBUS_UINT_MAX _DBUS_UINT32_MAX 261 #define _DBUS_INT64_MAX DBUS_INT64_CONSTANT (0x7fffffffffffffff) 262 #define _DBUS_UINT64_MAX DBUS_UINT64_CONSTANT (0xffffffffffffffff) 263 #define _DBUS_ONE_KILOBYTE 1024 264 #define _DBUS_ONE_MEGABYTE 1024 * _DBUS_ONE_KILOBYTE 265 #define _DBUS_ONE_HOUR_IN_MILLISECONDS (1000 * 60 * 60) 266 #define _DBUS_USEC_PER_SECOND (1000000) 269 #define MAX(a, b) (((a) > (b)) ? (a) : (b)) 272 #define MIN(a, b) (((a) < (b)) ? (a) : (b)) 275 #define ABS(a) (((a) < 0) ? -(a) : (a)) 277 #define _DBUS_ISASCII(c) ((c) != '\0' && (((c) & ~0x7f) == 0)) 292 #define _DBUS_SET_OOM(error) dbus_set_error_const ((error), DBUS_ERROR_NO_MEMORY, _dbus_no_memory_message) 294 void _dbus_set_error_valist (
DBusError *error,
297 va_list args) _DBUS_GNUC_PRINTF (3, 0);
299 #ifdef DBUS_ENABLE_EMBEDDED_TESTS 301 void _dbus_set_fail_alloc_counter (
int until_next_fail);
302 int _dbus_get_fail_alloc_counter (
void);
303 void _dbus_set_fail_alloc_failures (
int failures_per_failure);
304 int _dbus_get_fail_alloc_failures (
void);
305 dbus_bool_t _dbus_decrement_fail_alloc_counter (
void);
308 int _dbus_get_malloc_blocks_outstanding (
void);
310 typedef dbus_bool_t (* DBusTestMemoryFunction) (
void *data);
312 dbus_bool_t _dbus_test_oom_handling (
const char *description,
313 DBusTestMemoryFunction func,
316 #define _dbus_set_fail_alloc_counter(n) 317 #define _dbus_get_fail_alloc_counter _DBUS_INT_MAX 322 #define _dbus_decrement_fail_alloc_counter() (FALSE) 323 #define _dbus_disable_mem_pools() (FALSE) 324 #define _dbus_get_malloc_blocks_outstanding (0) 327 typedef void (* DBusShutdownFunction) (
void *data);
331 dbus_bool_t _dbus_register_shutdown_func_unlocked (DBusShutdownFunction
function,
342 _DBUS_LOCK_connection_slots,
343 _DBUS_LOCK_pending_call_slots,
344 _DBUS_LOCK_server_slots,
345 _DBUS_LOCK_message_slots,
348 _DBUS_LOCK_bus_datas,
349 _DBUS_LOCK_shutdown_funcs,
350 _DBUS_LOCK_system_users,
351 _DBUS_LOCK_message_cache,
353 _DBUS_LOCK_shared_connections,
354 _DBUS_LOCK_machine_uuid,
360 dbus_bool_t _dbus_lock (DBusGlobalLock lock) _DBUS_GNUC_WARN_UNUSED_RESULT;
361 void _dbus_unlock (DBusGlobalLock lock);
363 #define _DBUS_LOCK_NAME(name) _DBUS_LOCK_##name 364 #define _DBUS_LOCK(name) _dbus_lock (_DBUS_LOCK_##name) 365 #define _DBUS_UNLOCK(name) _dbus_unlock (_DBUS_LOCK_##name) 374 const char *address_problem_type,
375 const char *address_problem_field,
376 const char *address_problem_other);
378 #define DBUS_UUID_LENGTH_BYTES 16 379 #define DBUS_UUID_LENGTH_WORDS (DBUS_UUID_LENGTH_BYTES / 4) 380 #define DBUS_UUID_LENGTH_HEX (DBUS_UUID_LENGTH_BYTES * 2) 392 DBUS_PRIVATE_EXPORT _DBUS_GNUC_WARN_UNUSED_RESULT
410 #define _DBUS_PASTE2(a, b) a ## b 411 #define _DBUS_PASTE(a, b) _DBUS_PASTE2 (a, b) 412 #define _DBUS_STATIC_ASSERT(expr) \ 413 typedef struct { char _assertion[(expr) ? 1 : -1]; } \ 414 _DBUS_PASTE (_DBUS_STATIC_ASSERT_, __LINE__) _DBUS_GNUC_UNUSED unsigned int dbus_uint32_t
A 32-bit unsigned integer on all platforms.
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_uuid_encode(const DBusGUID *uuid, DBusString *encoded)
Hex-encode a UUID.
#define NULL
A null pointer, defined appropriately for C or C++.
#define DBUS_BEGIN_DECLS
Macro used prior to declaring functions in the D-Bus header files.
DBUS_PRIVATE_EXPORT void _dbus_real_assert(dbus_bool_t condition, const char *condition_text, const char *file, int line, const char *func)
Internals of _dbus_assert(); it's a function rather than a macro with the inline code so that the ass...
DBUS_PRIVATE_EXPORT _DBUS_GNUC_WARN_UNUSED_RESULT dbus_bool_t _dbus_generate_uuid(DBusGUID *uuid, DBusError *error)
Generates a new UUID.
dbus_bool_t _dbus_get_local_machine_uuid_encoded(DBusString *uuid_str, DBusError *error)
Gets the hex-encoded UUID of the machine this function is executed on.
dbus_uint32_t as_uint32s[DBUS_UUID_LENGTH_WORDS]
guid as four uint32 values
DBUS_PRIVATE_EXPORT const char * _dbus_return_if_fail_warning_format
String used in _dbus_return_if_fail macro.
#define _dbus_assert(condition)
Aborts with an error message if the condition is false.
char as_bytes[DBUS_UUID_LENGTH_BYTES]
guid as 16 single-byte values
DBUS_PRIVATE_EXPORT void _dbus_warn_check_failed(const char *format,...)
Prints a "critical" warning to stderr when an assertion fails; differs from _dbus_warn primarily in t...
A globally unique ID ; we have one for each DBusServer, and also one for each machine with libdbus in...
DBUS_PRIVATE_EXPORT void _dbus_real_assert_not_reached(const char *explanation, const char *file, int line) _DBUS_GNUC_NORETURN
Internals of _dbus_assert_not_reached(); it's a function rather than a macro with the inline code so ...
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
DBUS_PRIVATE_EXPORT const char * _dbus_no_memory_message
Fixed "out of memory" error message, just to avoid making up a different string every time and wastin...
DBUS_PRIVATE_EXPORT void _dbus_warn(const char *format,...)
Prints a warning message to stderr.
void * _dbus_memdup(const void *mem, size_t n_bytes)
Duplicates a block of memory.
void _dbus_set_bad_address(DBusError *error, const char *address_problem_type, const char *address_problem_field, const char *address_problem_other)
Sets DBUS_ERROR_BAD_ADDRESS.
int _dbus_current_generation
_dbus_current_generation is used to track each time that dbus_shutdown() is called, so we can reinit things after it's been called.
Object representing an exception.
dbus_bool_t _dbus_address_append_escaped(DBusString *escaped, const DBusString *unescaped)
Appends an escaped version of one string to another string, using the D-Bus address escaping mechanis...
char ** _dbus_dup_string_array(const char **array)
Duplicates a string array.
dbus_bool_t _dbus_read_uuid_file(const DBusString *filename, DBusGUID *uuid, dbus_bool_t create_if_not_found, DBusError *error)
Reads (and optionally writes) a uuid to a file.
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_string_array_contains(const char **array, const char *str)
Checks whether a string array contains the given string.
void(* DBusForeachFunction)(void *element, void *data)
Used to iterate over each item in a collection, such as a DBusList.
dbus_bool_t _dbus_write_uuid_file(const DBusString *filename, const DBusGUID *uuid, DBusError *error)
Write the give UUID to a file.
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_register_shutdown_func(DBusShutdownFunction function, void *data)
Register a cleanup function to be called exactly once the next time dbus_shutdown() is called...
DBUS_PRIVATE_EXPORT void _dbus_verbose_bytes_of_string(const DBusString *str, int start, int len)
Dump the given part of the string to verbose log.
DBUS_PRIVATE_EXPORT char * _dbus_strdup(const char *str)
Duplicates a string.
dbus_bool_t dbus_error_is_set(const DBusError *error)
Checks whether an error occurred (the error is set).
#define DBUS_END_DECLS
Macro used after declaring functions in the D-Bus header files.
void _dbus_verbose_bytes(const unsigned char *data, int len, int offset)
If in verbose mode, print a block of binary data.