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"
55 #elif (defined __APPLE__)
56 # include <crt_externs.h>
57 # define environ (*_NSGetEnviron())
59 extern char **environ;
126 len = strlen (varname);
132 putenv_value = malloc (len + 2);
133 if (putenv_value ==
NULL)
136 strcpy (putenv_value, varname);
137 #if defined(DBUS_WIN)
138 strcat (putenv_value,
"=");
141 return (putenv (putenv_value) == 0);
147 return (setenv (varname, value,
TRUE) == 0);
154 varname_len = strlen (varname);
155 value_len = strlen (value);
157 len = varname_len + value_len + 1 ;
163 putenv_value = malloc (len + 1);
164 if (putenv_value ==
NULL)
167 strcpy (putenv_value, varname);
168 strcpy (putenv_value + varname_len,
"=");
169 strcpy (putenv_value + varname_len + 1, value);
171 return (putenv (putenv_value) == 0);
190 return getenv (varname);
204 if (clearenv () != 0)
356 #define MAX_LONG_LEN ((sizeof (long) * 8 + 2) / 3 + 1)
368 snprintf (buf, MAX_LONG_LEN,
"%ld", value);
394 #define MAX_ULONG_LEN (MAX_LONG_LEN * 2)
406 snprintf (buf, MAX_ULONG_LEN,
"%lu", value);
447 v = strtol (p, &end, 0);
448 if (end ==
NULL || end == p || errno != 0)
454 *end_return = start + (end - p);
474 unsigned long *value_return,
486 v = strtoul (p, &end, 0);
487 if (end ==
NULL || end == p || errno != 0)
493 *end_return = start + (end - p);
513 _dbus_verbose (
"Falling back to pseudorandom for %d bytes\n",
526 b = (r / (double) RAND_MAX) * 255.0;
576 static const char letters[] =
577 "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
590 (
sizeof (letters) - 1)]);
614 switch (error_number)
619 #ifdef EPROTONOSUPPORT
620 case EPROTONOSUPPORT:
622 #elif defined(WSAEPROTONOSUPPORT)
623 case WSAEPROTONOSUPPORT:
629 #elif defined(WSAEAFNOSUPPORT)
630 case WSAEAFNOSUPPORT:
660 #elif defined(WSAECONNREFUSED)
661 case WSAECONNREFUSED:
667 #elif defined(WSAETIMEDOUT)
674 #elif defined(WSAENETUNREACH)
681 #elif defined(WSAEADDRINUSE)
739 return errno == ENOMEM;
749 return errno == EINTR;
759 return errno == EPIPE;
769 return _dbus_strerror (errno);
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_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.
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...
unsigned char _dbus_string_get_byte(const DBusString *str, int start)
Gets the byte at the given position.
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...
const char * _dbus_getenv(const char *varname)
Wrapper for getenv().
void _dbus_abort(void)
Aborts the program with SIGABRT (dumping core).
const char * _dbus_error_from_errno(int error_number)
Converts a UNIX errno, or Windows errno or WinSock error value into a DBusError name.
#define DBUS_ERROR_NO_SERVER
Unable to connect to server (probably caused by ECONNREFUSED on a socket).
void _dbus_get_real_time(long *tv_sec, long *tv_usec)
Get current time, as in gettimeofday().
dbus_bool_t _dbus_concat_dir_and_file(DBusString *dir, const DBusString *next_component)
Appends the given filename to the given directory.
dbus_bool_t _dbus_generate_random_ascii(DBusString *str, int n_bytes)
Generates the given number of random bytes, where the bytes are chosen from the alphanumeric ASCII su...
void _dbus_generate_random_bytes_buffer(char *buffer, int n_bytes)
Fills n_bytes of the given buffer with random bytes.
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_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.
int _dbus_string_get_length(const DBusString *str)
Gets the length of a string (not including nul termination).
dbus_bool_t _dbus_get_is_errno_enomem(void)
See if errno is ENOMEM.
#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.
#define _DBUS_DEFINE_GLOBAL_LOCK(name)
Defines a global lock variable with the given name.
dbus_bool_t _dbus_get_is_errno_nonzero(void)
See if errno is set.
void _dbus_string_set_byte(DBusString *str, int i, unsigned char byte)
Sets the value of the byte at the given position.
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_clearenv(void)
Wrapper for clearenv().
void _dbus_generate_pseudorandom_bytes_buffer(char *buffer, int n_bytes)
Random numbers.
dbus_bool_t _dbus_get_is_errno_eintr(void)
See if errno is EINTR.
const char * _dbus_string_get_const_data_len(const DBusString *str, int start, int len)
const version of _dbus_string_get_data_len().
void _dbus_exit(int code)
Exit the process, returning the given value.
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_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.
#define DBUS_ERROR_NO_MEMORY
There was not enough memory to complete an operation.
void(* DBusForeachFunction)(void *element, void *data)
Used to iterate over each item in a collection, such as a DBusList.
#define FALSE
Expands to "0".
void _dbus_print_backtrace(void)
On GNU libc systems, print a crude backtrace to stderr.
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.
#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.
dbus_bool_t _dbus_get_is_errno_epipe(void)
See if errno is EPIPE.
#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.
void _dbus_sleep_milliseconds(int milliseconds)
Sleeps the given number of milliseconds.
dbus_bool_t _dbus_generate_random_bytes(DBusString *str, int n_bytes)
Generates the given number of random bytes, using the best mechanism we can come up with...
void _dbus_list_clear(DBusList **list)
Frees all links in the list and sets the list head to NULL.