+++ /dev/null
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-/* dbus-internals.h random utility stuff (internal to D-Bus implementation)
- *
- * Copyright (C) 2002, 2003 Red Hat, Inc.
- *
- * Licensed under the Academic Free License version 2.1
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-#ifdef DBUS_INSIDE_DBUS_H
-#error "You can't include dbus-internals.h in the public header dbus.h"
-#endif
-
-#ifndef DBUS_INTERNALS_H
-#define DBUS_INTERNALS_H
-
-#include <config.h>
-
-#include <dbus/dbus-memory.h>
-#include <dbus/dbus-types.h>
-#include <dbus/dbus-errors.h>
-#include <dbus/dbus-sysdeps.h>
-#include <dbus/dbus-threads-internal.h>
-
-DBUS_BEGIN_DECLS
-
-#define DBUS_SESSION_BUS_DEFAULT_ADDRESS "autolaunch:"
-
-void _dbus_warn (const char *format,
- ...) _DBUS_GNUC_PRINTF (1, 2);
-
-void _dbus_warn_check_failed (const char *format,
- ...) _DBUS_GNUC_PRINTF (1, 2);
-
-
-#if defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
-#define _DBUS_FUNCTION_NAME __func__
-#elif defined(__GNUC__) || defined(_MSC_VER)
-#define _DBUS_FUNCTION_NAME __FUNCTION__
-#else
-#define _DBUS_FUNCTION_NAME "unknown function"
-#endif
-
-/*
- * (code from GLib)
- *
- * The _DBUS_LIKELY and _DBUS_UNLIKELY macros let the programmer give hints to
- * the compiler about the expected result of an expression. Some compilers
- * can use this information for optimizations.
- *
- * The _DBUS_BOOLEAN_EXPR macro is intended to trigger a gcc warning when
- * putting assignments in the macro arg
- */
-#if defined(__GNUC__) && (__GNUC__ > 2) && defined(__OPTIMIZE__)
-#define _DBUS_BOOLEAN_EXPR(expr) \
- __extension__ ({ \
- int _dbus_boolean_var_; \
- if (expr) \
- _dbus_boolean_var_ = 1; \
- else \
- _dbus_boolean_var_ = 0; \
- _dbus_boolean_var_; \
-})
-#define _DBUS_LIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 1))
-#define _DBUS_UNLIKELY(expr) (__builtin_expect (_DBUS_BOOLEAN_EXPR(expr), 0))
-#else
-#define _DBUS_LIKELY(expr) (expr)
-#define _DBUS_UNLIKELY(expr) (expr)
-#endif
-
-#ifdef DBUS_ENABLE_VERBOSE_MODE
-
-void _dbus_verbose_real (const char *format,
- ...) _DBUS_GNUC_PRINTF (1, 2);
-void _dbus_verbose_reset_real (void);
-dbus_bool_t _dbus_is_verbose_real (void);
-
-# define _dbus_verbose _dbus_verbose_real
-# define _dbus_verbose_reset _dbus_verbose_reset_real
-# define _dbus_is_verbose _dbus_is_verbose_real
-#else
-# ifdef HAVE_ISO_VARARGS
-# define _dbus_verbose(...)
-# elif defined (HAVE_GNUC_VARARGS)
-# define _dbus_verbose(format...)
-# else
-static void _dbus_verbose(const char * x,...) {;}
-# endif
-# define _dbus_verbose_reset()
-# define _dbus_is_verbose() FALSE
-#endif /* !DBUS_ENABLE_VERBOSE_MODE */
-
-const char* _dbus_strerror (int error_number);
-
-#ifdef DBUS_DISABLE_ASSERT
-#define _dbus_assert(condition)
-#else
-void _dbus_real_assert (dbus_bool_t condition,
- const char *condition_text,
- const char *file,
- int line,
- const char *func);
-#define _dbus_assert(condition) \
- _dbus_real_assert ((condition) != 0, #condition, __FILE__, __LINE__, _DBUS_FUNCTION_NAME)
-#endif /* !DBUS_DISABLE_ASSERT */
-
-#ifdef DBUS_DISABLE_ASSERT
-#define _dbus_assert_not_reached(explanation)
-#else
-void _dbus_real_assert_not_reached (const char *explanation,
- const char *file,
- int line) _DBUS_GNUC_NORETURN;
-#define _dbus_assert_not_reached(explanation) \
- _dbus_real_assert_not_reached (explanation, __FILE__, __LINE__)
-#endif /* !DBUS_DISABLE_ASSERT */
-
-#ifdef DBUS_DISABLE_CHECKS
-#define _dbus_return_if_fail(condition)
-#define _dbus_return_val_if_fail(condition, val)
-#else
-extern const char _dbus_return_if_fail_warning_format[];
-
-#define _dbus_return_if_fail(condition) do { \
- _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \
- if (!(condition)) { \
- _dbus_warn_check_failed (_dbus_return_if_fail_warning_format, \
- _DBUS_FUNCTION_NAME, #condition, __FILE__, __LINE__); \
- return; \
- } } while (0)
-
-#define _dbus_return_val_if_fail(condition, val) do { \
- _dbus_assert ((*(const char*)_DBUS_FUNCTION_NAME) != '_'); \
- if (!(condition)) { \
- _dbus_warn_check_failed (_dbus_return_if_fail_warning_format, \
- _DBUS_FUNCTION_NAME, #condition, __FILE__, __LINE__); \
- return (val); \
- } } while (0)
-
-#endif /* !DBUS_DISABLE_ASSERT */
-
-#define _DBUS_N_ELEMENTS(array) ((int) (sizeof ((array)) / sizeof ((array)[0])))
-
-#define _DBUS_POINTER_TO_INT(pointer) ((long)(pointer))
-#define _DBUS_INT_TO_POINTER(integer) ((void*)((long)(integer)))
-
-#define _DBUS_ZERO(object) (memset (&(object), '\0', sizeof ((object))))
-
-#define _DBUS_STRUCT_OFFSET(struct_type, member) \
- ((long) ((unsigned char*) &((struct_type*) 0)->member))
-
-#ifdef DBUS_DISABLE_CHECKS
-/* this is an assert and not an error, but in the typical --disable-checks case (you're trying
- * to really minimize code size), disabling these assertions makes sense.
- */
-#define _DBUS_ASSERT_ERROR_IS_SET(error)
-#define _DBUS_ASSERT_ERROR_IS_CLEAR(error)
-#else
-#define _DBUS_ASSERT_ERROR_IS_SET(error) _dbus_assert ((error) == NULL || dbus_error_is_set ((error)))
-#define _DBUS_ASSERT_ERROR_IS_CLEAR(error) _dbus_assert ((error) == NULL || !dbus_error_is_set ((error)))
-#endif
-
-#define _dbus_return_if_error_is_set(error) _dbus_return_if_fail ((error) == NULL || !dbus_error_is_set ((error)))
-#define _dbus_return_val_if_error_is_set(error, val) _dbus_return_val_if_fail ((error) == NULL || !dbus_error_is_set ((error)), (val))
-
-/* This alignment thing is from ORBit2 */
-/* Align a value upward to a boundary, expressed as a number of bytes.
- * E.g. align to an 8-byte boundary with argument of 8.
- */
-
-/*
- * (this + boundary - 1)
- * &
- * ~(boundary - 1)
- */
-
-#define _DBUS_ALIGN_VALUE(this, boundary) \
- (( ((unsigned long)(this)) + (((unsigned long)(boundary)) -1)) & (~(((unsigned long)(boundary))-1)))
-
-#define _DBUS_ALIGN_ADDRESS(this, boundary) \
- ((void*)_DBUS_ALIGN_VALUE(this, boundary))
-
-
-char* _dbus_strdup (const char *str);
-void* _dbus_memdup (const void *mem,
- size_t n_bytes);
-dbus_bool_t _dbus_string_array_contains (const char **array,
- const char *str);
-char** _dbus_dup_string_array (const char **array);
-
-#define _DBUS_INT16_MIN ((dbus_int16_t) 0x8000)
-#define _DBUS_INT16_MAX ((dbus_int16_t) 0x7fff)
-#define _DBUS_UINT16_MAX ((dbus_uint16_t)0xffff)
-#define _DBUS_INT32_MIN ((dbus_int32_t) 0x80000000)
-#define _DBUS_INT32_MAX ((dbus_int32_t) 0x7fffffff)
-#define _DBUS_UINT32_MAX ((dbus_uint32_t)0xffffffff)
-/* using 32-bit here is sort of bogus */
-#define _DBUS_INT_MIN _DBUS_INT32_MIN
-#define _DBUS_INT_MAX _DBUS_INT32_MAX
-#define _DBUS_UINT_MAX _DBUS_UINT32_MAX
-#ifdef DBUS_HAVE_INT64
-#define _DBUS_INT64_MAX DBUS_INT64_CONSTANT (0x7fffffffffffffff)
-#define _DBUS_UINT64_MAX DBUS_UINT64_CONSTANT (0xffffffffffffffff)
-#endif
-#define _DBUS_ONE_KILOBYTE 1024
-#define _DBUS_ONE_MEGABYTE 1024 * _DBUS_ONE_KILOBYTE
-#define _DBUS_ONE_HOUR_IN_MILLISECONDS (1000 * 60 * 60)
-#define _DBUS_USEC_PER_SECOND (1000000)
-
-#undef MAX
-#define MAX(a, b) (((a) > (b)) ? (a) : (b))
-
-#undef MIN
-#define MIN(a, b) (((a) < (b)) ? (a) : (b))
-
-#undef ABS
-#define ABS(a) (((a) < 0) ? -(a) : (a))
-
-#define _DBUS_ISASCII(c) ((c) != '\0' && (((c) & ~0x7f) == 0))
-
-typedef void (* DBusForeachFunction) (void *element,
- void *data);
-
-dbus_bool_t _dbus_set_fd_nonblocking (int fd,
- DBusError *error);
-
-void _dbus_verbose_bytes (const unsigned char *data,
- int len,
- int offset);
-void _dbus_verbose_bytes_of_string (const DBusString *str,
- int start,
- int len);
-
-const char* _dbus_header_field_to_string (int header_field);
-
-extern const char _dbus_no_memory_message[];
-#define _DBUS_SET_OOM(error) dbus_set_error_const ((error), DBUS_ERROR_NO_MEMORY, _dbus_no_memory_message)
-
-#ifdef DBUS_BUILD_TESTS
-/* Memory debugging */
-void _dbus_set_fail_alloc_counter (int until_next_fail);
-int _dbus_get_fail_alloc_counter (void);
-void _dbus_set_fail_alloc_failures (int failures_per_failure);
-int _dbus_get_fail_alloc_failures (void);
-dbus_bool_t _dbus_decrement_fail_alloc_counter (void);
-dbus_bool_t _dbus_disable_mem_pools (void);
-int _dbus_get_malloc_blocks_outstanding (void);
-
-typedef dbus_bool_t (* DBusTestMemoryFunction) (void *data);
-dbus_bool_t _dbus_test_oom_handling (const char *description,
- DBusTestMemoryFunction func,
- void *data);
-#else
-#define _dbus_set_fail_alloc_counter(n)
-#define _dbus_get_fail_alloc_counter _DBUS_INT_MAX
-
-/* These are constant expressions so that blocks
- * they protect should be optimized away
- */
-#define _dbus_decrement_fail_alloc_counter() (FALSE)
-#define _dbus_disable_mem_pools() (FALSE)
-#define _dbus_get_malloc_blocks_outstanding (0)
-#endif /* !DBUS_BUILD_TESTS */
-
-typedef void (* DBusShutdownFunction) (void *data);
-dbus_bool_t _dbus_register_shutdown_func (DBusShutdownFunction function,
- void *data);
-
-extern int _dbus_current_generation;
-
-/* Thread initializers */
-#define _DBUS_LOCK_NAME(name) _dbus_lock_##name
-#define _DBUS_DECLARE_GLOBAL_LOCK(name) extern DBusMutex *_dbus_lock_##name
-#define _DBUS_DEFINE_GLOBAL_LOCK(name) DBusMutex *_dbus_lock_##name
-#define _DBUS_LOCK(name) _dbus_mutex_lock (_dbus_lock_##name)
-#define _DBUS_UNLOCK(name) _dbus_mutex_unlock (_dbus_lock_##name)
-
-/* 1-5 */
-_DBUS_DECLARE_GLOBAL_LOCK (list);
-_DBUS_DECLARE_GLOBAL_LOCK (connection_slots);
-_DBUS_DECLARE_GLOBAL_LOCK (pending_call_slots);
-_DBUS_DECLARE_GLOBAL_LOCK (server_slots);
-_DBUS_DECLARE_GLOBAL_LOCK (message_slots);
-/* 5-10 */
-_DBUS_DECLARE_GLOBAL_LOCK (atomic);
-_DBUS_DECLARE_GLOBAL_LOCK (bus);
-_DBUS_DECLARE_GLOBAL_LOCK (bus_datas);
-_DBUS_DECLARE_GLOBAL_LOCK (shutdown_funcs);
-_DBUS_DECLARE_GLOBAL_LOCK (system_users);
-/* 10-15 */
-_DBUS_DECLARE_GLOBAL_LOCK (message_cache);
-_DBUS_DECLARE_GLOBAL_LOCK (shared_connections);
-_DBUS_DECLARE_GLOBAL_LOCK (win_fds);
-_DBUS_DECLARE_GLOBAL_LOCK (sid_atom_cache);
-_DBUS_DECLARE_GLOBAL_LOCK (machine_uuid);
-#define _DBUS_N_GLOBAL_LOCKS (15)
-
-dbus_bool_t _dbus_threads_init_debug (void);
-
-dbus_bool_t _dbus_address_append_escaped (DBusString *escaped,
- const DBusString *unescaped);
-
-void _dbus_set_bad_address (DBusError *error,
- const char *address_problem_type,
- const char *address_problem_field,
- const char *address_problem_other);
-
-#define DBUS_UUID_LENGTH_BYTES 16
-#define DBUS_UUID_LENGTH_WORDS (DBUS_UUID_LENGTH_BYTES / 4)
-#define DBUS_UUID_LENGTH_HEX (DBUS_UUID_LENGTH_BYTES * 2)
-
-/**
- * A globally unique ID ; we have one for each DBusServer, and also one for each
- * machine with libdbus installed on it.
- */
-union DBusGUID
-{
- dbus_uint32_t as_uint32s[DBUS_UUID_LENGTH_WORDS]; /**< guid as four uint32 values */
- char as_bytes[DBUS_UUID_LENGTH_BYTES]; /**< guid as 16 single-byte values */
-};
-
-void _dbus_generate_uuid (DBusGUID *uuid);
-dbus_bool_t _dbus_uuid_encode (const DBusGUID *uuid,
- DBusString *encoded);
-dbus_bool_t _dbus_read_uuid_file (const DBusString *filename,
- DBusGUID *uuid,
- dbus_bool_t create_if_not_found,
- DBusError *error);
-
-dbus_bool_t _dbus_get_local_machine_uuid_encoded (DBusString *uuid_str);
-
-DBUS_END_DECLS
-
-#endif /* DBUS_INTERNALS_H */
projects / monky / blobdiff