25 #ifndef DBUS_MARSHAL_BASIC_H 
   26 #define DBUS_MARSHAL_BASIC_H 
   28 #ifdef HAVE_BYTESWAP_H 
   32 #include <dbus/dbus-protocol.h> 
   33 #include <dbus/dbus-types.h> 
   34 #include <dbus/dbus-arch-deps.h> 
   35 #include <dbus/dbus-string.h> 
   37 #ifdef WORDS_BIGENDIAN 
   38 #define DBUS_COMPILER_BYTE_ORDER DBUS_BIG_ENDIAN 
   40 #define DBUS_COMPILER_BYTE_ORDER DBUS_LITTLE_ENDIAN 
   43 #ifdef HAVE_BYTESWAP_H 
   44 #define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val) bswap_16(val) 
   45 #define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val) bswap_32(val) 
   48 #define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val)    ((dbus_uint16_t) (      \ 
   49     (dbus_uint16_t) ((dbus_uint16_t) (val) >> 8) |                      \ 
   50     (dbus_uint16_t) ((dbus_uint16_t) (val) << 8))) 
   52 #define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val)    ((dbus_uint32_t) (      \ 
   53     (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x000000ffU) << 24) |     \ 
   54     (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x0000ff00U) <<  8) |     \ 
   55     (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x00ff0000U) >>  8) |     \ 
   56     (((dbus_uint32_t) (val) & (dbus_uint32_t) 0xff000000U) >> 24))) 
   60 #ifdef HAVE_BYTESWAP_H 
   61 #define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val) bswap_64(val) 
   64 #define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val)    ((dbus_uint64_t) (              \ 
   65       (((dbus_uint64_t) (val) &                                                 \ 
   66         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00000000000000ff)) << 56) |    \ 
   67       (((dbus_uint64_t) (val) &                                                 \ 
   68         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x000000000000ff00)) << 40) |    \ 
   69       (((dbus_uint64_t) (val) &                                                 \ 
   70         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x0000000000ff0000)) << 24) |    \ 
   71       (((dbus_uint64_t) (val) &                                                 \ 
   72         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00000000ff000000)) <<  8) |    \ 
   73       (((dbus_uint64_t) (val) &                                                 \ 
   74         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x000000ff00000000)) >>  8) |    \ 
   75       (((dbus_uint64_t) (val) &                                                 \ 
   76         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x0000ff0000000000)) >> 24) |    \ 
   77       (((dbus_uint64_t) (val) &                                                 \ 
   78         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00ff000000000000)) >> 40) |    \ 
   79       (((dbus_uint64_t) (val) &                                                 \ 
   80         (dbus_uint64_t) DBUS_UINT64_CONSTANT (0xff00000000000000)) >> 56))) 
   84 #define DBUS_UINT16_SWAP_LE_BE(val) (DBUS_UINT16_SWAP_LE_BE_CONSTANT (val)) 
   85 #define DBUS_INT16_SWAP_LE_BE(val)  ((dbus_int16_t)DBUS_UINT16_SWAP_LE_BE_CONSTANT (val)) 
   87 #define DBUS_UINT32_SWAP_LE_BE(val) (DBUS_UINT32_SWAP_LE_BE_CONSTANT (val)) 
   88 #define DBUS_INT32_SWAP_LE_BE(val)  ((dbus_int32_t)DBUS_UINT32_SWAP_LE_BE_CONSTANT (val)) 
   90 #define DBUS_UINT64_SWAP_LE_BE(val) (DBUS_UINT64_SWAP_LE_BE_CONSTANT (val)) 
   91 #define DBUS_INT64_SWAP_LE_BE(val)  ((dbus_int64_t)DBUS_UINT64_SWAP_LE_BE_CONSTANT (val)) 
   93 #ifdef WORDS_BIGENDIAN 
   95 #  define DBUS_INT16_TO_BE(val) ((dbus_int16_t) (val)) 
   96 #  define DBUS_UINT16_TO_BE(val)        ((dbus_uint16_t) (val)) 
   97 #  define DBUS_INT16_TO_LE(val) (DBUS_INT16_SWAP_LE_BE (val)) 
   98 #  define DBUS_UINT16_TO_LE(val)        (DBUS_UINT16_SWAP_LE_BE (val)) 
   99 #  define DBUS_INT32_TO_BE(val) ((dbus_int32_t) (val)) 
  100 #  define DBUS_UINT32_TO_BE(val)        ((dbus_uint32_t) (val)) 
  101 #  define DBUS_INT32_TO_LE(val) (DBUS_INT32_SWAP_LE_BE (val)) 
  102 #  define DBUS_UINT32_TO_LE(val)        (DBUS_UINT32_SWAP_LE_BE (val)) 
  103 #  define DBUS_INT64_TO_BE(val) ((dbus_int64_t) (val)) 
  104 #  define DBUS_UINT64_TO_BE(val)        ((dbus_uint64_t) (val)) 
  105 #  define DBUS_INT64_TO_LE(val) (DBUS_INT64_SWAP_LE_BE (val)) 
  106 #  define DBUS_UINT64_TO_LE(val)        (DBUS_UINT64_SWAP_LE_BE (val)) 
  110 #  define DBUS_INT16_TO_LE(val) ((dbus_int16_t) (val)) 
  111 #  define DBUS_UINT16_TO_LE(val)        ((dbus_uint16_t) (val)) 
  112 #  define DBUS_INT16_TO_BE(val) ((dbus_int16_t) DBUS_UINT16_SWAP_LE_BE (val)) 
  113 #  define DBUS_UINT16_TO_BE(val)        (DBUS_UINT16_SWAP_LE_BE (val)) 
  114 #  define DBUS_INT32_TO_LE(val) ((dbus_int32_t) (val)) 
  115 #  define DBUS_UINT32_TO_LE(val)        ((dbus_uint32_t) (val)) 
  116 #  define DBUS_INT32_TO_BE(val) ((dbus_int32_t) DBUS_UINT32_SWAP_LE_BE (val)) 
  117 #  define DBUS_UINT32_TO_BE(val)        (DBUS_UINT32_SWAP_LE_BE (val)) 
  118 #  define DBUS_INT64_TO_LE(val) ((dbus_int64_t) (val)) 
  119 #  define DBUS_UINT64_TO_LE(val)        ((dbus_uint64_t) (val)) 
  120 #  define DBUS_INT64_TO_BE(val) ((dbus_int64_t) DBUS_UINT64_SWAP_LE_BE (val)) 
  121 #  define DBUS_UINT64_TO_BE(val)        (DBUS_UINT64_SWAP_LE_BE (val)) 
  125 #define DBUS_INT16_FROM_LE(val)  (DBUS_INT16_TO_LE (val)) 
  126 #define DBUS_UINT16_FROM_LE(val) (DBUS_UINT16_TO_LE (val)) 
  127 #define DBUS_INT16_FROM_BE(val)  (DBUS_INT16_TO_BE (val)) 
  128 #define DBUS_UINT16_FROM_BE(val) (DBUS_UINT16_TO_BE (val)) 
  129 #define DBUS_INT32_FROM_LE(val)  (DBUS_INT32_TO_LE (val)) 
  130 #define DBUS_UINT32_FROM_LE(val) (DBUS_UINT32_TO_LE (val)) 
  131 #define DBUS_INT32_FROM_BE(val)  (DBUS_INT32_TO_BE (val)) 
  132 #define DBUS_UINT32_FROM_BE(val) (DBUS_UINT32_TO_BE (val)) 
  133 #define DBUS_INT64_FROM_LE(val)  (DBUS_INT64_TO_LE (val)) 
  134 #define DBUS_UINT64_FROM_LE(val) (DBUS_UINT64_TO_LE (val)) 
  135 #define DBUS_INT64_FROM_BE(val)  (DBUS_INT64_TO_BE (val)) 
  136 #define DBUS_UINT64_FROM_BE(val) (DBUS_UINT64_TO_BE (val)) 
  138 #ifdef DBUS_DISABLE_ASSERT 
  139 #define _dbus_unpack_uint16(byte_order, data)           \ 
  140    (((byte_order) == DBUS_LITTLE_ENDIAN) ?              \ 
  141      DBUS_UINT16_FROM_LE (*(dbus_uint16_t*)(data)) :    \ 
  142      DBUS_UINT16_FROM_BE (*(dbus_uint16_t*)(data))) 
  144 #define _dbus_unpack_uint32(byte_order, data)           \ 
  145    (((byte_order) == DBUS_LITTLE_ENDIAN) ?              \ 
  146      DBUS_UINT32_FROM_LE (*(dbus_uint32_t*)(data)) :    \ 
  147      DBUS_UINT32_FROM_BE (*(dbus_uint32_t*)(data))) 
  150 #ifndef _dbus_unpack_uint16 
  153                                    const unsigned char *data);
 
  158                                    unsigned char       *data);
 
  159 #ifndef _dbus_unpack_uint32 
  162                                    const unsigned char *data);
 
  191 void          _dbus_marshal_read_fixed_multi  (
const DBusString *str,
 
  
void _dbus_marshal_skip_array(const DBusString *str, int element_type, int byte_order, int *pos)
Skips an array, returning the next position.
dbus_bool_t _dbus_marshal_write_basic(DBusString *str, int insert_at, int type, const void *value, int byte_order, int *pos_after)
Marshals a basic-typed value.
int _dbus_type_get_alignment(int typecode)
Gets the alignment requirement for the given type; will be 1, 4, or 8.
int _dbus_first_type_in_signature_c_str(const char *str, int pos)
Similar to _dbus_first_type_in_signature, but operates on a C string buffer.
void _dbus_swap_array(unsigned char *data, int n_elements, int alignment)
Swaps the elements of an array to the opposite byte order.
dbus_bool_t _dbus_marshal_write_fixed_multi(DBusString *str, int insert_at, int element_type, const void *value, int n_elements, int byte_order, int *pos_after)
Marshals a block of values of fixed-length type all at once, as an optimization.
void _dbus_marshal_read_basic(const DBusString *str, int pos, int type, void *value, int byte_order, int *new_pos)
Demarshals a basic-typed value.
DBUS_PRIVATE_EXPORT dbus_uint32_t _dbus_marshal_read_uint32(const DBusString *str, int pos, int byte_order, int *new_pos)
Convenience function to demarshal a 32 bit unsigned integer.
unsigned int dbus_uint32_t
void _dbus_marshal_skip_basic(const DBusString *str, int type, int byte_order, int *pos)
Skips over a basic-typed value, reporting the following position.
unsigned short dbus_uint16_t
DBUS_PRIVATE_EXPORT dbus_uint32_t _dbus_unpack_uint32(int byte_order, const unsigned char *data)
Unpacks a 32 bit unsigned integer from a data pointer.
DBUS_PRIVATE_EXPORT void _dbus_marshal_set_uint32(DBusString *str, int pos, dbus_uint32_t value, int byte_order)
Sets the 4 bytes at the given offset to a marshaled unsigned integer, replacing anything found there ...
DBUS_PRIVATE_EXPORT int _dbus_first_type_in_signature(const DBusString *str, int pos)
Get the first type in the signature.
const DBUS_PRIVATE_EXPORT char * _dbus_type_to_string(int typecode)
Returns a string describing the given type.
dbus_bool_t _dbus_marshal_set_basic(DBusString *str, int pos, int type, const void *value, int byte_order, int *old_end_pos, int *new_end_pos)
Sets an existing basic type value to a new value.
void _dbus_pack_uint32(dbus_uint32_t value, int byte_order, unsigned char *data)
Packs a 32 bit unsigned integer into a data pointer.
DBUS_PRIVATE_EXPORT dbus_uint16_t _dbus_unpack_uint16(int byte_order, const unsigned char *data)
Unpacks a 16 bit unsigned integer from a data pointer.
dbus_uint32_t dbus_bool_t