26 #include "dbus-internals.h" 27 #include "dbus-sysdeps.h" 28 #include "dbus-threads.h" 29 #include "dbus-protocol.h" 30 #include "dbus-string.h" 31 #include "dbus-list.h" 32 #include "dbus-misc.h" 52 #elif (defined __APPLE__) 53 # include <crt_externs.h> 54 # define environ (*_NSGetEnviron()) 55 #elif HAVE_DECL_ENVIRON && defined(HAVE_UNISTD_H) 58 extern char **environ;
130 len = strlen (varname);
136 putenv_value = malloc (len + 2);
137 if (putenv_value ==
NULL)
140 strcpy (putenv_value, varname);
141 #if defined(DBUS_WIN) 142 strcat (putenv_value,
"=");
145 return (putenv (putenv_value) == 0);
151 return (setenv (varname, value,
TRUE) == 0);
158 varname_len = strlen (varname);
159 value_len = strlen (value);
161 len = varname_len + value_len + 1 ;
167 putenv_value = malloc (len + 1);
168 if (putenv_value ==
NULL)
171 strcpy (putenv_value, varname);
172 strcpy (putenv_value + varname_len,
"=");
173 strcpy (putenv_value + varname_len + 1, value);
175 return (putenv (putenv_value) == 0);
194 return getenv (varname);
208 if (clearenv () != 0)
243 len = _dbus_string_get_length (dirs);
265 if (_dbus_string_get_length (&path) == 0)
360 #define MAX_LONG_LEN ((sizeof (long) * 8 + 2) / 3 + 1) 365 orig_len = _dbus_string_get_length (str);
372 snprintf (buf, MAX_LONG_LEN,
"%ld", value);
398 #define MAX_ULONG_LEN (MAX_LONG_LEN * 2) 403 orig_len = _dbus_string_get_length (str);
410 snprintf (buf, MAX_ULONG_LEN,
"%lu", value);
446 p = _dbus_string_get_const_data_len (str, start,
447 _dbus_string_get_length (str) - start);
451 v = strtol (p, &end, 0);
452 if (end ==
NULL || end == p || errno != 0)
458 *end_return = start + (end - p);
478 unsigned long *value_return,
485 p = _dbus_string_get_const_data_len (str, start,
486 _dbus_string_get_length (str) - start);
490 v = strtoul (p, &end, 0);
491 if (end ==
NULL || end == p || errno != 0)
497 *end_return = start + (end - p);
526 _DBUS_SET_OOM (error);
556 static const char letters[] =
557 "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
564 len = _dbus_string_get_length (str);
568 _dbus_string_set_byte (str, i,
569 letters[_dbus_string_get_byte (str, i) %
570 (
sizeof (letters) - 1)]);
594 switch (error_number)
599 #ifdef EPROTONOSUPPORT 600 case EPROTONOSUPPORT:
602 #elif defined(WSAEPROTONOSUPPORT) 603 case WSAEPROTONOSUPPORT:
609 #elif defined(WSAEAFNOSUPPORT) 610 case WSAEAFNOSUPPORT:
640 #elif defined(WSAECONNREFUSED) 641 case WSAECONNREFUSED:
647 #elif defined(WSAETIMEDOUT) 654 #elif defined(WSAENETUNREACH) 661 #elif defined(WSAEADDRINUSE) 740 return e == ETOOMANYREFS;
753 return _dbus_strerror (errno);
769 va_start (args, msg);
dbus_bool_t _dbus_string_parse_int(const DBusString *str, int start, long *value_return, int *end_return)
Parses an integer contained in a DBusString.
void _dbus_string_copy_to_buffer(const DBusString *str, char *buffer, int avail_len)
Copies the contents of a DBusString into a different buffer.
#define DBUS_ERROR_FILE_NOT_FOUND
Missing file.
#define DBUS_ERROR_FILE_EXISTS
Existing file and the operation you're using does not silently overwrite.
dbus_bool_t _dbus_split_paths_and_append(DBusString *dirs, const char *suffix, DBusList **dir_list)
Split paths into a list of char strings.
dbus_bool_t _dbus_string_append_uint(DBusString *str, unsigned long value)
Appends an unsigned integer to a DBusString.
#define NULL
A null pointer, defined appropriately for C or C++.
#define DBUS_ERROR_TIMEOUT
Certain timeout errors, possibly ETIMEDOUT on a socket.
void _dbus_abort(void)
Aborts the program with SIGABRT (dumping core).
dbus_bool_t _dbus_string_lengthen(DBusString *str, int additional_length)
Makes a string longer by the given number of bytes.
void dbus_free(void *memory)
Frees a block of memory previously allocated by dbus_malloc() or dbus_malloc0().
#define DBUS_ERROR_NOT_SUPPORTED
Requested operation isn't supported (like ENOSYS on UNIX).
dbus_bool_t _dbus_string_append_int(DBusString *str, long value)
Appends an integer to a DBusString.
void _dbus_string_chop_white(DBusString *str)
Deletes leading and trailing whitespace.
#define _dbus_assert(condition)
Aborts with an error message if the condition is false.
dbus_bool_t _dbus_check_setuid(void)
NOTE: If you modify this function, please also consider making the corresponding change in GLib...
dbus_bool_t _dbus_concat_dir_and_file(DBusString *dir, const DBusString *next_component)
Appends the given filename to the given directory.
char * _dbus_string_get_data_len(DBusString *str, int start, int len)
Gets a sub-portion of the raw character buffer from the string.
dbus_bool_t _dbus_string_init(DBusString *str)
Initializes a string.
void _dbus_string_shorten(DBusString *str, int length_to_remove)
Makes a string shorter by the given number of bytes.
dbus_bool_t _dbus_string_find(const DBusString *str, int start, const char *substr, int *found)
Finds the given substring in the string, returning TRUE and filling in the byte index where the subst...
dbus_bool_t _dbus_get_is_errno_etoomanyrefs(int e)
See if errno is ETOOMANYREFS.
const char * _dbus_error_from_errno(int error_number)
Converts a UNIX errno, or Windows errno or WinSock error value into a DBusError name.
dbus_bool_t _dbus_clearenv(void)
Wrapper for clearenv().
#define DBUS_ERROR_NO_SERVER
Unable to connect to server (probably caused by ECONNREFUSED on a socket).
dbus_bool_t _dbus_get_is_errno_epipe(int e)
See if errno is EPIPE.
dbus_bool_t _dbus_string_copy_data(const DBusString *str, char **data_return)
Copies the data from the string into a char*.
dbus_bool_t dbus_setenv(const char *varname, const char *value)
Wrapper for setenv().
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
void _dbus_string_init_const(DBusString *str, const char *value)
Initializes a constant string.
dbus_bool_t _dbus_generate_random_ascii(DBusString *str, int n_bytes, DBusError *error)
Generates the given number of random bytes, where the bytes are chosen from the alphanumeric ASCII su...
dbus_bool_t _dbus_list_append(DBusList **list, void *data)
Appends a value to the list.
void _dbus_list_foreach(DBusList **list, DBusForeachFunction function, void *data)
Calls the given function for each element in the list.
void _dbus_print_backtrace(void)
On GNU libc systems, print a crude backtrace to stderr.
dbus_bool_t _dbus_get_is_errno_eintr(int e)
See if errno is EINTR.
Object representing an exception.
#define DBUS_ERROR_ADDRESS_IN_USE
Can't bind a socket since its address is in use (i.e.
void _dbus_string_free(DBusString *str)
Frees a string created by _dbus_string_init().
#define TRUE
Expands to "1".
#define DBUS_ERROR_FAILED
A generic error; "something went wrong" - see the error message for more.
void _dbus_exit(int code)
Exit the process, returning the given value.
const char * _dbus_strerror_from_errno(void)
Get error message from errno.
const char * _dbus_error_from_system_errno(void)
Converts the current system errno value into a DBusError name.
unsigned long _dbus_pid_for_log(void)
The only reason this is separate from _dbus_getpid() is to allow it on Windows for logging but not fo...
dbus_bool_t _dbus_string_parse_uint(const DBusString *str, int start, unsigned long *value_return, int *end_return)
Parses an unsigned integer contained in a DBusString.
#define DBUS_ERROR_ACCESS_DENIED
Security restrictions don't allow doing what you're trying to do.
dbus_bool_t _dbus_generate_random_bytes(DBusString *str, int n_bytes, DBusError *error)
Generates the given number of securely random bytes, using the best mechanism we can come up with...
#define DBUS_ERROR_NO_MEMORY
There was not enough memory to complete an operation.
void _dbus_logv(DBusSystemLogSeverity severity, const char *msg, va_list args)
Log a message to the system log file (e.g.
void(* DBusForeachFunction)(void *element, void *data)
Used to iterate over each item in a collection, such as a DBusList.
#define FALSE
Expands to "0".
dbus_bool_t _dbus_generate_random_bytes_buffer(char *buffer, int n_bytes, DBusError *error)
Fills n_bytes of the given buffer with random bytes.
dbus_bool_t _dbus_string_copy_len(const DBusString *source, int start, int len, DBusString *dest, int insert_at)
Like _dbus_string_copy(), but can copy a segment from the middle of the source string.
void _dbus_sleep_milliseconds(int milliseconds)
Sleeps the given number of milliseconds.
const char * _dbus_getenv(const char *varname)
Wrapper for getenv().
#define DBUS_ERROR_NO_NETWORK
No network access (probably ENETUNREACH on a socket).
void _dbus_set_errno_to_zero(void)
Assign 0 to the global errno variable.
#define DBUS_ERROR_LIMITS_EXCEEDED
Some limited resource is exhausted.
dbus_bool_t _dbus_string_validate_ascii(const DBusString *str, int start, int len)
Checks that the given range of the string is valid ASCII with no nul bytes.
dbus_bool_t _dbus_get_is_errno_enomem(int e)
See if errno is ENOMEM.
void _dbus_log(DBusSystemLogSeverity severity, const char *msg,...)
Log a message to the system log file (e.g.
void _dbus_list_clear(DBusList **list)
Frees all links in the list and sets the list head to NULL.