+++ /dev/null
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-/* dbus-sysdeps.c Wrappers around system/libc features shared between UNIX and Windows (internal to D-Bus implementation)
- *
- * Copyright (C) 2002, 2003, 2006 Red Hat, Inc.
- * Copyright (C) 2003 CodeFactory AB
- *
- * 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
- *
- */
-
-#include "dbus-internals.h"
-#include "dbus-sysdeps.h"
-#include "dbus-threads.h"
-#include "dbus-protocol.h"
-#include "dbus-string.h"
-#include "dbus-list.h"
-
-/* NOTE: If you include any unix/windows-specific headers here, you are probably doing something
- * wrong and should be putting some code in dbus-sysdeps-unix.c or dbus-sysdeps-win.c.
- *
- * These are the standard ANSI C headers...
- */
-#include <locale.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-
-/* This is UNIX-specific (on windows it's just in stdlib.h I believe)
- * but OK since the same stuff does exist on Windows in stdlib.h
- * and covered by a configure check.
- */
-#ifdef HAVE_ERRNO_H
-#include <errno.h>
-#endif
-
-_DBUS_DEFINE_GLOBAL_LOCK (win_fds);
-_DBUS_DEFINE_GLOBAL_LOCK (sid_atom_cache);
-_DBUS_DEFINE_GLOBAL_LOCK (system_users);
-
-extern char **environ;
-
-/**
- * @defgroup DBusSysdeps Internal system-dependent API
- * @ingroup DBusInternals
- * @brief Internal system-dependent API available on UNIX and Windows
- *
- * The system-dependent API has a dual purpose. First, it encapsulates
- * all usage of operating system APIs for ease of auditing and to
- * avoid cluttering the rest of the code with bizarre OS quirks and
- * headers. Second, it abstracts different operating system APIs for
- * portability.
- *
- * @{
- */
-
-/**
- * Aborts the program with SIGABRT (dumping core).
- */
-void
-_dbus_abort (void)
-{
- const char *s;
-
- _dbus_print_backtrace ();
-
- s = _dbus_getenv ("DBUS_BLOCK_ON_ABORT");
- if (s && *s)
- {
- /* don't use _dbus_warn here since it can _dbus_abort() */
- fprintf (stderr, " Process %lu sleeping for gdb attach\n", _dbus_pid_for_log ());
- _dbus_sleep_milliseconds (1000 * 180);
- }
-
- abort ();
- _dbus_exit (1); /* in case someone manages to ignore SIGABRT ? */
-}
-
-/**
- * Wrapper for setenv(). If the value is #NULL, unsets
- * the environment variable.
- *
- * There is an unfixable memleak in that it is unsafe to
- * free memory malloced for use with setenv. This is because
- * we can not rely on internal implementation details of
- * the underlying libc library.
- *
- * @param varname name of environment variable
- * @param value value of environment variable
- * @returns #TRUE on success.
- */
-dbus_bool_t
-_dbus_setenv (const char *varname,
- const char *value)
-{
- _dbus_assert (varname != NULL);
-
- if (value == NULL)
- {
-#ifdef HAVE_UNSETENV
- unsetenv (varname);
- return TRUE;
-#else
- char *putenv_value;
- size_t len;
-
- len = strlen (varname);
-
- /* Use system malloc to avoid memleaks that dbus_malloc
- * will get upset about.
- */
-
- putenv_value = malloc (len + 2);
- if (putenv_value == NULL)
- return FALSE;
-
- strcpy (putenv_value, varname);
-#if defined(DBUS_WIN)
- strcat (putenv_value, "=");
-#endif
-
- return (putenv (putenv_value) == 0);
-#endif
- }
- else
- {
-#ifdef HAVE_SETENV
- return (setenv (varname, value, TRUE) == 0);
-#else
- char *putenv_value;
- size_t len;
- size_t varname_len;
- size_t value_len;
-
- varname_len = strlen (varname);
- value_len = strlen (value);
-
- len = varname_len + value_len + 1 /* '=' */ ;
-
- /* Use system malloc to avoid memleaks that dbus_malloc
- * will get upset about.
- */
-
- putenv_value = malloc (len + 1);
- if (putenv_value == NULL)
- return FALSE;
-
- strcpy (putenv_value, varname);
- strcpy (putenv_value + varname_len, "=");
- strcpy (putenv_value + varname_len + 1, value);
-
- return (putenv (putenv_value) == 0);
-#endif
- }
-}
-
-/**
- * Wrapper for getenv().
- *
- * @param varname name of environment variable
- * @returns value of environment variable or #NULL if unset
- */
-const char*
-_dbus_getenv (const char *varname)
-{
- return getenv (varname);
-}
-
-/**
- * Wrapper for clearenv().
- *
- * @returns #TRUE on success.
- */
-dbus_bool_t
-_dbus_clearenv (void)
-{
- dbus_bool_t rc = TRUE;
-
-#ifdef HAVE_CLEARENV
- if (clearenv () != 0)
- rc = FALSE;
-#else
-
- if (environ != NULL)
- environ[0] = NULL;
-#endif
-
- return rc;
-}
-
-/**
- * Gets a #NULL-terminated list of key=value pairs from the
- * environment. Use dbus_free_string_array to free it.
- *
- * @returns the environment or #NULL on OOM
- */
-char **
-_dbus_get_environment (void)
-{
- int i, length;
- char **environment;
-
- _dbus_assert (environ != NULL);
-
- for (length = 0; environ[length] != NULL; length++);
-
- /* Add one for NULL */
- length++;
-
- environment = dbus_new0 (char *, length);
-
- if (environment == NULL)
- return NULL;
-
- for (i = 0; environ[i] != NULL; i++)
- {
- environment[i] = _dbus_strdup (environ[i]);
-
- if (environment[i] == NULL)
- break;
- }
-
- if (environ[i] != NULL)
- {
- dbus_free_string_array (environment);
- environment = NULL;
- }
-
- return environment;
-}
-
-/*
- * init a pipe instance.
- *
- * @param pipe the pipe
- * @param fd the file descriptor to init from
- */
-void
-_dbus_pipe_init (DBusPipe *pipe,
- int fd)
-{
- pipe->fd_or_handle = fd;
-}
-
-/**
- * init a pipe with stdout
- *
- * @param pipe the pipe
- */
-void
-_dbus_pipe_init_stdout (DBusPipe *pipe)
-{
- _dbus_pipe_init (pipe, 1);
-}
-
-/**
- * check if a pipe is valid; pipes can be set invalid, similar to
- * a -1 file descriptor.
- *
- * @param pipe the pipe instance
- * @returns #FALSE if pipe is not valid
- */
-dbus_bool_t
-_dbus_pipe_is_valid(DBusPipe *pipe)
-{
- return pipe->fd_or_handle >= 0;
-}
-
-/**
- * Check if a pipe is stdout or stderr.
- *
- * @param pipe the pipe instance
- * @returns #TRUE if pipe is one of the standard out/err channels
- */
-dbus_bool_t
-_dbus_pipe_is_stdout_or_stderr (DBusPipe *pipe)
-{
- return pipe->fd_or_handle == 1 || pipe->fd_or_handle == 2;
-}
-
-/**
- * Initializes a pipe to an invalid value.
- * @param pipe the pipe
- */
-void
-_dbus_pipe_invalidate (DBusPipe *pipe)
-{
- pipe->fd_or_handle = -1;
-}
-
-/**
- * Split paths into a list of char strings
- *
- * @param dirs string with pathes
- * @param suffix string concated to each path in dirs
- * @param dir_list contains a list of splitted pathes
- * return #TRUE is pathes could be splittes,#FALSE in oom case
- */
-dbus_bool_t
-_dbus_split_paths_and_append (DBusString *dirs,
- const char *suffix,
- DBusList **dir_list)
-{
- int start;
- int i;
- int len;
- char *cpath;
- DBusString file_suffix;
-
- start = 0;
- i = 0;
-
- _dbus_string_init_const (&file_suffix, suffix);
-
- len = _dbus_string_get_length (dirs);
-
- while (_dbus_string_find (dirs, start, _DBUS_PATH_SEPARATOR, &i))
- {
- DBusString path;
-
- if (!_dbus_string_init (&path))
- goto oom;
-
- if (!_dbus_string_copy_len (dirs,
- start,
- i - start,
- &path,
- 0))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- _dbus_string_chop_white (&path);
-
- /* check for an empty path */
- if (_dbus_string_get_length (&path) == 0)
- goto next;
-
- if (!_dbus_concat_dir_and_file (&path,
- &file_suffix))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- if (!_dbus_string_copy_data(&path, &cpath))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- if (!_dbus_list_append (dir_list, cpath))
- {
- _dbus_string_free (&path);
- dbus_free (cpath);
- goto oom;
- }
-
- next:
- _dbus_string_free (&path);
- start = i + 1;
- }
-
- if (start != len)
- {
- DBusString path;
-
- if (!_dbus_string_init (&path))
- goto oom;
-
- if (!_dbus_string_copy_len (dirs,
- start,
- len - start,
- &path,
- 0))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- if (!_dbus_concat_dir_and_file (&path,
- &file_suffix))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- if (!_dbus_string_copy_data(&path, &cpath))
- {
- _dbus_string_free (&path);
- goto oom;
- }
-
- if (!_dbus_list_append (dir_list, cpath))
- {
- _dbus_string_free (&path);
- dbus_free (cpath);
- goto oom;
- }
-
- _dbus_string_free (&path);
- }
-
- return TRUE;
-
- oom:
- _dbus_list_foreach (dir_list, (DBusForeachFunction)dbus_free, NULL);
- _dbus_list_clear (dir_list);
- return FALSE;
-}
-
-/** @} */
-
-/**
- * @addtogroup DBusString
- *
- * @{
- */
-/**
- * Appends an integer to a DBusString.
- *
- * @param str the string
- * @param value the integer value
- * @returns #FALSE if not enough memory or other failure.
- */
-dbus_bool_t
-_dbus_string_append_int (DBusString *str,
- long value)
-{
- /* this calculation is from comp.lang.c faq */
-#define MAX_LONG_LEN ((sizeof (long) * 8 + 2) / 3 + 1) /* +1 for '-' */
- int orig_len;
- int i;
- char *buf;
-
- orig_len = _dbus_string_get_length (str);
-
- if (!_dbus_string_lengthen (str, MAX_LONG_LEN))
- return FALSE;
-
- buf = _dbus_string_get_data_len (str, orig_len, MAX_LONG_LEN);
-
- snprintf (buf, MAX_LONG_LEN, "%ld", value);
-
- i = 0;
- while (*buf)
- {
- ++buf;
- ++i;
- }
-
- _dbus_string_shorten (str, MAX_LONG_LEN - i);
-
- return TRUE;
-}
-
-/**
- * Appends an unsigned integer to a DBusString.
- *
- * @param str the string
- * @param value the integer value
- * @returns #FALSE if not enough memory or other failure.
- */
-dbus_bool_t
-_dbus_string_append_uint (DBusString *str,
- unsigned long value)
-{
- /* this is wrong, but definitely on the high side. */
-#define MAX_ULONG_LEN (MAX_LONG_LEN * 2)
- int orig_len;
- int i;
- char *buf;
-
- orig_len = _dbus_string_get_length (str);
-
- if (!_dbus_string_lengthen (str, MAX_ULONG_LEN))
- return FALSE;
-
- buf = _dbus_string_get_data_len (str, orig_len, MAX_ULONG_LEN);
-
- snprintf (buf, MAX_ULONG_LEN, "%lu", value);
-
- i = 0;
- while (*buf)
- {
- ++buf;
- ++i;
- }
-
- _dbus_string_shorten (str, MAX_ULONG_LEN - i);
-
- return TRUE;
-}
-
-#ifdef DBUS_BUILD_TESTS
-/**
- * Appends a double to a DBusString.
- *
- * @param str the string
- * @param value the floating point value
- * @returns #FALSE if not enough memory or other failure.
- */
-dbus_bool_t
-_dbus_string_append_double (DBusString *str,
- double value)
-{
-#define MAX_DOUBLE_LEN 64 /* this is completely made up :-/ */
- int orig_len;
- char *buf;
- int i;
-
- orig_len = _dbus_string_get_length (str);
-
- if (!_dbus_string_lengthen (str, MAX_DOUBLE_LEN))
- return FALSE;
-
- buf = _dbus_string_get_data_len (str, orig_len, MAX_DOUBLE_LEN);
-
- snprintf (buf, MAX_LONG_LEN, "%g", value);
-
- i = 0;
- while (*buf)
- {
- ++buf;
- ++i;
- }
-
- _dbus_string_shorten (str, MAX_DOUBLE_LEN - i);
-
- return TRUE;
-}
-#endif /* DBUS_BUILD_TESTS */
-
-/**
- * Parses an integer contained in a DBusString. Either return parameter
- * may be #NULL if you aren't interested in it. The integer is parsed
- * and stored in value_return. Return parameters are not initialized
- * if the function returns #FALSE.
- *
- * @param str the string
- * @param start the byte index of the start of the integer
- * @param value_return return location of the integer value or #NULL
- * @param end_return return location of the end of the integer, or #NULL
- * @returns #TRUE on success
- */
-dbus_bool_t
-_dbus_string_parse_int (const DBusString *str,
- int start,
- long *value_return,
- int *end_return)
-{
- long v;
- const char *p;
- char *end;
-
- p = _dbus_string_get_const_data_len (str, start,
- _dbus_string_get_length (str) - start);
-
- end = NULL;
- errno = 0;
- v = strtol (p, &end, 0);
- if (end == NULL || end == p || errno != 0)
- return FALSE;
-
- if (value_return)
- *value_return = v;
- if (end_return)
- *end_return = start + (end - p);
-
- return TRUE;
-}
-
-/**
- * Parses an unsigned integer contained in a DBusString. Either return
- * parameter may be #NULL if you aren't interested in it. The integer
- * is parsed and stored in value_return. Return parameters are not
- * initialized if the function returns #FALSE.
- *
- * @param str the string
- * @param start the byte index of the start of the integer
- * @param value_return return location of the integer value or #NULL
- * @param end_return return location of the end of the integer, or #NULL
- * @returns #TRUE on success
- */
-dbus_bool_t
-_dbus_string_parse_uint (const DBusString *str,
- int start,
- unsigned long *value_return,
- int *end_return)
-{
- unsigned long v;
- const char *p;
- char *end;
-
- p = _dbus_string_get_const_data_len (str, start,
- _dbus_string_get_length (str) - start);
-
- end = NULL;
- errno = 0;
- v = strtoul (p, &end, 0);
- if (end == NULL || end == p || errno != 0)
- return FALSE;
-
- if (value_return)
- *value_return = v;
- if (end_return)
- *end_return = start + (end - p);
-
- return TRUE;
-}
-
-#ifdef DBUS_BUILD_TESTS
-static dbus_bool_t
-ascii_isspace (char c)
-{
- return (c == ' ' ||
- c == '\f' ||
- c == '\n' ||
- c == '\r' ||
- c == '\t' ||
- c == '\v');
-}
-#endif /* DBUS_BUILD_TESTS */
-
-#ifdef DBUS_BUILD_TESTS
-static dbus_bool_t
-ascii_isdigit (char c)
-{
- return c >= '0' && c <= '9';
-}
-#endif /* DBUS_BUILD_TESTS */
-
-#ifdef DBUS_BUILD_TESTS
-static dbus_bool_t
-ascii_isxdigit (char c)
-{
- return (ascii_isdigit (c) ||
- (c >= 'a' && c <= 'f') ||
- (c >= 'A' && c <= 'F'));
-}
-#endif /* DBUS_BUILD_TESTS */
-
-#ifdef DBUS_BUILD_TESTS
-/* Calls strtod in a locale-independent fashion, by looking at
- * the locale data and patching the decimal comma to a point.
- *
- * Relicensed from glib.
- */
-static double
-ascii_strtod (const char *nptr,
- char **endptr)
-{
- /* FIXME: The Win32 C library's strtod() doesn't handle hex.
- * Presumably many Unixes don't either.
- */
-
- char *fail_pos;
- double val;
- struct lconv *locale_data;
- const char *decimal_point;
- int decimal_point_len;
- const char *p, *decimal_point_pos;
- const char *end = NULL; /* Silence gcc */
-
- fail_pos = NULL;
-
- locale_data = localeconv ();
- decimal_point = locale_data->decimal_point;
- decimal_point_len = strlen (decimal_point);
-
- _dbus_assert (decimal_point_len != 0);
-
- decimal_point_pos = NULL;
- if (decimal_point[0] != '.' ||
- decimal_point[1] != 0)
- {
- p = nptr;
- /* Skip leading space */
- while (ascii_isspace (*p))
- p++;
-
- /* Skip leading optional sign */
- if (*p == '+' || *p == '-')
- p++;
-
- if (p[0] == '0' &&
- (p[1] == 'x' || p[1] == 'X'))
- {
- p += 2;
- /* HEX - find the (optional) decimal point */
-
- while (ascii_isxdigit (*p))
- p++;
-
- if (*p == '.')
- {
- decimal_point_pos = p++;
-
- while (ascii_isxdigit (*p))
- p++;
-
- if (*p == 'p' || *p == 'P')
- p++;
- if (*p == '+' || *p == '-')
- p++;
- while (ascii_isdigit (*p))
- p++;
- end = p;
- }
- }
- else
- {
- while (ascii_isdigit (*p))
- p++;
-
- if (*p == '.')
- {
- decimal_point_pos = p++;
-
- while (ascii_isdigit (*p))
- p++;
-
- if (*p == 'e' || *p == 'E')
- p++;
- if (*p == '+' || *p == '-')
- p++;
- while (ascii_isdigit (*p))
- p++;
- end = p;
- }
- }
- /* For the other cases, we need not convert the decimal point */
- }
-
- /* Set errno to zero, so that we can distinguish zero results
- and underflows */
- errno = 0;
-
- if (decimal_point_pos)
- {
- char *copy, *c;
-
- /* We need to convert the '.' to the locale specific decimal point */
- copy = dbus_malloc (end - nptr + 1 + decimal_point_len);
-
- c = copy;
- memcpy (c, nptr, decimal_point_pos - nptr);
- c += decimal_point_pos - nptr;
- memcpy (c, decimal_point, decimal_point_len);
- c += decimal_point_len;
- memcpy (c, decimal_point_pos + 1, end - (decimal_point_pos + 1));
- c += end - (decimal_point_pos + 1);
- *c = 0;
-
- val = strtod (copy, &fail_pos);
-
- if (fail_pos)
- {
- if (fail_pos > decimal_point_pos)
- fail_pos = (char *)nptr + (fail_pos - copy) - (decimal_point_len - 1);
- else
- fail_pos = (char *)nptr + (fail_pos - copy);
- }
-
- dbus_free (copy);
-
- }
- else
- val = strtod (nptr, &fail_pos);
-
- if (endptr)
- *endptr = fail_pos;
-
- return val;
-}
-#endif /* DBUS_BUILD_TESTS */
-
-#ifdef DBUS_BUILD_TESTS
-/**
- * Parses a floating point number contained in a DBusString. Either
- * return parameter may be #NULL if you aren't interested in it. The
- * integer is parsed and stored in value_return. Return parameters are
- * not initialized if the function returns #FALSE.
- *
- * @param str the string
- * @param start the byte index of the start of the float
- * @param value_return return location of the float value or #NULL
- * @param end_return return location of the end of the float, or #NULL
- * @returns #TRUE on success
- */
-dbus_bool_t
-_dbus_string_parse_double (const DBusString *str,
- int start,
- double *value_return,
- int *end_return)
-{
- double v;
- const char *p;
- char *end;
-
- p = _dbus_string_get_const_data_len (str, start,
- _dbus_string_get_length (str) - start);
-
- /* parsing hex works on linux but isn't portable, so intercept it
- * here to get uniform behavior.
- */
- if (p[0] == '0' && (p[1] == 'x' || p[1] == 'X'))
- return FALSE;
-
- end = NULL;
- errno = 0;
- v = ascii_strtod (p, &end);
- if (end == NULL || end == p || errno != 0)
- return FALSE;
-
- if (value_return)
- *value_return = v;
- if (end_return)
- *end_return = start + (end - p);
-
- return TRUE;
-}
-#endif /* DBUS_BUILD_TESTS */
-
-/** @} */ /* DBusString group */
-
-/**
- * @addtogroup DBusInternalsUtils
- * @{
- */
-
-void
-_dbus_generate_pseudorandom_bytes_buffer (char *buffer,
- int n_bytes)
-{
- long tv_usec;
- int i;
-
- /* fall back to pseudorandom */
- _dbus_verbose ("Falling back to pseudorandom for %d bytes\n",
- n_bytes);
-
- _dbus_get_current_time (NULL, &tv_usec);
- srand (tv_usec);
-
- i = 0;
- while (i < n_bytes)
- {
- double r;
- unsigned int b;
-
- r = rand ();
- b = (r / (double) RAND_MAX) * 255.0;
-
- buffer[i] = b;
-
- ++i;
- }
-}
-
-/**
- * Fills n_bytes of the given buffer with random bytes.
- *
- * @param buffer an allocated buffer
- * @param n_bytes the number of bytes in buffer to write to
- */
-void
-_dbus_generate_random_bytes_buffer (char *buffer,
- int n_bytes)
-{
- DBusString str;
-
- if (!_dbus_string_init (&str))
- {
- _dbus_generate_pseudorandom_bytes_buffer (buffer, n_bytes);
- return;
- }
-
- if (!_dbus_generate_random_bytes (&str, n_bytes))
- {
- _dbus_string_free (&str);
- _dbus_generate_pseudorandom_bytes_buffer (buffer, n_bytes);
- return;
- }
-
- _dbus_string_copy_to_buffer (&str, buffer, n_bytes);
-
- _dbus_string_free (&str);
-}
-
-/**
- * Generates the given number of random bytes, where the bytes are
- * chosen from the alphanumeric ASCII subset.
- *
- * @param str the string
- * @param n_bytes the number of random ASCII bytes to append to string
- * @returns #TRUE on success, #FALSE if no memory or other failure
- */
-dbus_bool_t
-_dbus_generate_random_ascii (DBusString *str,
- int n_bytes)
-{
- static const char letters[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
- int i;
- int len;
-
- if (!_dbus_generate_random_bytes (str, n_bytes))
- return FALSE;
-
- len = _dbus_string_get_length (str);
- i = len - n_bytes;
- while (i < len)
- {
- _dbus_string_set_byte (str, i,
- letters[_dbus_string_get_byte (str, i) %
- (sizeof (letters) - 1)]);
-
- ++i;
- }
-
- _dbus_assert (_dbus_string_validate_ascii (str, len - n_bytes,
- n_bytes));
-
- return TRUE;
-}
-
-/**
- * Converts a UNIX or Windows errno
- * into a #DBusError name.
- *
- * @todo should cover more errnos, specifically those
- * from open().
- *
- * @param error_number the errno.
- * @returns an error name
- */
-const char*
-_dbus_error_from_errno (int error_number)
-{
- switch (error_number)
- {
- case 0:
- return DBUS_ERROR_FAILED;
-
-#ifdef EPROTONOSUPPORT
- case EPROTONOSUPPORT:
- return DBUS_ERROR_NOT_SUPPORTED;
-#endif
-#ifdef EAFNOSUPPORT
- case EAFNOSUPPORT:
- return DBUS_ERROR_NOT_SUPPORTED;
-#endif
-#ifdef ENFILE
- case ENFILE:
- return DBUS_ERROR_LIMITS_EXCEEDED; /* kernel out of memory */
-#endif
-#ifdef EMFILE
- case EMFILE:
- return DBUS_ERROR_LIMITS_EXCEEDED;
-#endif
-#ifdef EACCES
- case EACCES:
- return DBUS_ERROR_ACCESS_DENIED;
-#endif
-#ifdef EPERM
- case EPERM:
- return DBUS_ERROR_ACCESS_DENIED;
-#endif
-#ifdef ENOBUFS
- case ENOBUFS:
- return DBUS_ERROR_NO_MEMORY;
-#endif
-#ifdef ENOMEM
- case ENOMEM:
- return DBUS_ERROR_NO_MEMORY;
-#endif
-#ifdef EINVAL
- case EINVAL:
- return DBUS_ERROR_FAILED;
-#endif
-#ifdef EBADF
- case EBADF:
- return DBUS_ERROR_FAILED;
-#endif
-#ifdef EFAULT
- case EFAULT:
- return DBUS_ERROR_FAILED;
-#endif
-#ifdef ENOTSOCK
- case ENOTSOCK:
- return DBUS_ERROR_FAILED;
-#endif
-#ifdef EISCONN
- case EISCONN:
- return DBUS_ERROR_FAILED;
-#endif
-#ifdef ECONNREFUSED
- case ECONNREFUSED:
- return DBUS_ERROR_NO_SERVER;
-#endif
-#ifdef ETIMEDOUT
- case ETIMEDOUT:
- return DBUS_ERROR_TIMEOUT;
-#endif
-#ifdef ENETUNREACH
- case ENETUNREACH:
- return DBUS_ERROR_NO_NETWORK;
-#endif
-#ifdef EADDRINUSE
- case EADDRINUSE:
- return DBUS_ERROR_ADDRESS_IN_USE;
-#endif
-#ifdef EEXIST
- case EEXIST:
- return DBUS_ERROR_FILE_EXISTS;
-#endif
-#ifdef ENOENT
- case ENOENT:
- return DBUS_ERROR_FILE_NOT_FOUND;
-#endif
- }
-
- return DBUS_ERROR_FAILED;
-}
-
-/**
- * Assign 0 to the global errno variable
- */
-void
-_dbus_set_errno_to_zero (void)
-{
- errno = 0;
-}
-
-/**
- * See if errno is set
- * @returns #TRUE if errno is not 0
- */
-dbus_bool_t
-_dbus_get_is_errno_nonzero (void)
-{
- return errno != 0;
-}
-
-/**
- * See if errno is ENOMEM
- * @returns #TRUE if errno == ENOMEM
- */
-dbus_bool_t
-_dbus_get_is_errno_enomem (void)
-{
- return errno == ENOMEM;
-}
-
-/**
- * See if errno is EINTR
- * @returns #TRUE if errno == EINTR
- */
-dbus_bool_t
-_dbus_get_is_errno_eintr (void)
-{
- return errno == EINTR;
-}
-
-/**
- * Get error message from errno
- * @returns _dbus_strerror(errno)
- */
-const char*
-_dbus_strerror_from_errno (void)
-{
- return _dbus_strerror (errno);
-}
-
-/** @} end of sysdeps */
-
-/* tests in dbus-sysdeps-util.c */