-/* -*- mode: C; c-file-style: "gnu" -*- */
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* dbus-marshal-basic.h Marshalling routines for basic (primitive) types
*
* Copyright (C) 2002 CodeFactory AB
*
* 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
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef DBUS_MARSHAL_BASIC_H
#define DBUS_MARSHAL_BASIC_H
-#include <config.h>
+#ifdef HAVE_BYTESWAP_H
+#include <byteswap.h>
+#endif
+
#include <dbus/dbus-protocol.h>
#include <dbus/dbus-types.h>
#include <dbus/dbus-arch-deps.h>
#include <dbus/dbus-string.h>
-#ifndef PACKAGE
-#error "config.h not included here"
-#endif
-
#ifdef WORDS_BIGENDIAN
#define DBUS_COMPILER_BYTE_ORDER DBUS_BIG_ENDIAN
#else
#define DBUS_COMPILER_BYTE_ORDER DBUS_LITTLE_ENDIAN
#endif
+#ifdef HAVE_BYTESWAP_H
+#define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val) bswap_16(val)
+#define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val) bswap_32(val)
+#else /* HAVE_BYTESWAP_H */
+
+#define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val) ((dbus_uint16_t) ( \
+ (dbus_uint16_t) ((dbus_uint16_t) (val) >> 8) | \
+ (dbus_uint16_t) ((dbus_uint16_t) (val) << 8)))
+
#define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val) ((dbus_uint32_t) ( \
(((dbus_uint32_t) (val) & (dbus_uint32_t) 0x000000ffU) << 24) | \
(((dbus_uint32_t) (val) & (dbus_uint32_t) 0x0000ff00U) << 8) | \
(((dbus_uint32_t) (val) & (dbus_uint32_t) 0x00ff0000U) >> 8) | \
(((dbus_uint32_t) (val) & (dbus_uint32_t) 0xff000000U) >> 24)))
+#endif /* HAVE_BYTESWAP_H */
+
#ifdef DBUS_HAVE_INT64
+#ifdef HAVE_BYTESWAP_H
+#define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val) bswap_64(val)
+#else /* HAVE_BYTESWAP_H */
+
#define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val) ((dbus_uint64_t) ( \
(((dbus_uint64_t) (val) & \
(dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00000000000000ff)) << 56) | \
(dbus_uint64_t) DBUS_UINT64_CONSTANT (0xff00000000000000)) >> 56)))
#endif /* DBUS_HAVE_INT64 */
+#endif /* HAVE_BYTESWAP_H */
+
+#define DBUS_UINT16_SWAP_LE_BE(val) (DBUS_UINT16_SWAP_LE_BE_CONSTANT (val))
+#define DBUS_INT16_SWAP_LE_BE(val) ((dbus_int16_t)DBUS_UINT16_SWAP_LE_BE_CONSTANT (val))
+
#define DBUS_UINT32_SWAP_LE_BE(val) (DBUS_UINT32_SWAP_LE_BE_CONSTANT (val))
#define DBUS_INT32_SWAP_LE_BE(val) ((dbus_int32_t)DBUS_UINT32_SWAP_LE_BE_CONSTANT (val))
#ifdef DBUS_HAVE_INT64
-#define DBUS_UINT64_SWAP_LE_BE(val) (DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
-#define DBUS_INT64_SWAP_LE_BE(val) ((dbus_int64_t)DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
+# define DBUS_UINT64_SWAP_LE_BE(val) (DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
+# define DBUS_INT64_SWAP_LE_BE(val) ((dbus_int64_t)DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
#endif /* DBUS_HAVE_INT64 */
#ifdef WORDS_BIGENDIAN
-#define DBUS_INT32_TO_BE(val) ((dbus_int32_t) (val))
-#define DBUS_UINT32_TO_BE(val) ((dbus_uint32_t) (val))
-#define DBUS_INT32_TO_LE(val) (DBUS_INT32_SWAP_LE_BE (val))
-#define DBUS_UINT32_TO_LE(val) (DBUS_UINT32_SWAP_LE_BE (val))
+
+# define DBUS_INT16_TO_BE(val) ((dbus_int16_t) (val))
+# define DBUS_UINT16_TO_BE(val) ((dbus_uint16_t) (val))
+# define DBUS_INT16_TO_LE(val) (DBUS_INT16_SWAP_LE_BE (val))
+# define DBUS_UINT16_TO_LE(val) (DBUS_UINT16_SWAP_LE_BE (val))
+# define DBUS_INT32_TO_BE(val) ((dbus_int32_t) (val))
+# define DBUS_UINT32_TO_BE(val) ((dbus_uint32_t) (val))
+# define DBUS_INT32_TO_LE(val) (DBUS_INT32_SWAP_LE_BE (val))
+# define DBUS_UINT32_TO_LE(val) (DBUS_UINT32_SWAP_LE_BE (val))
# ifdef DBUS_HAVE_INT64
-#define DBUS_INT64_TO_BE(val) ((dbus_int64_t) (val))
-#define DBUS_UINT64_TO_BE(val) ((dbus_uint64_t) (val))
-#define DBUS_INT64_TO_LE(val) (DBUS_INT64_SWAP_LE_BE (val))
-#define DBUS_UINT64_TO_LE(val) (DBUS_UINT64_SWAP_LE_BE (val))
+# define DBUS_INT64_TO_BE(val) ((dbus_int64_t) (val))
+# define DBUS_UINT64_TO_BE(val) ((dbus_uint64_t) (val))
+# define DBUS_INT64_TO_LE(val) (DBUS_INT64_SWAP_LE_BE (val))
+# define DBUS_UINT64_TO_LE(val) (DBUS_UINT64_SWAP_LE_BE (val))
# endif /* DBUS_HAVE_INT64 */
-#else
-#define DBUS_INT32_TO_LE(val) ((dbus_int32_t) (val))
-#define DBUS_UINT32_TO_LE(val) ((dbus_uint32_t) (val))
-#define DBUS_INT32_TO_BE(val) ((dbus_int32_t) DBUS_UINT32_SWAP_LE_BE (val))
-#define DBUS_UINT32_TO_BE(val) (DBUS_UINT32_SWAP_LE_BE (val))
+
+#else /* WORDS_BIGENDIAN */
+
+# define DBUS_INT16_TO_LE(val) ((dbus_int16_t) (val))
+# define DBUS_UINT16_TO_LE(val) ((dbus_uint16_t) (val))
+# define DBUS_INT16_TO_BE(val) ((dbus_int16_t) DBUS_UINT16_SWAP_LE_BE (val))
+# define DBUS_UINT16_TO_BE(val) (DBUS_UINT16_SWAP_LE_BE (val))
+# define DBUS_INT32_TO_LE(val) ((dbus_int32_t) (val))
+# define DBUS_UINT32_TO_LE(val) ((dbus_uint32_t) (val))
+# define DBUS_INT32_TO_BE(val) ((dbus_int32_t) DBUS_UINT32_SWAP_LE_BE (val))
+# define DBUS_UINT32_TO_BE(val) (DBUS_UINT32_SWAP_LE_BE (val))
# ifdef DBUS_HAVE_INT64
-#define DBUS_INT64_TO_LE(val) ((dbus_int64_t) (val))
-#define DBUS_UINT64_TO_LE(val) ((dbus_uint64_t) (val))
-#define DBUS_INT64_TO_BE(val) ((dbus_int64_t) DBUS_UINT64_SWAP_LE_BE (val))
-#define DBUS_UINT64_TO_BE(val) (DBUS_UINT64_SWAP_LE_BE (val))
+# define DBUS_INT64_TO_LE(val) ((dbus_int64_t) (val))
+# define DBUS_UINT64_TO_LE(val) ((dbus_uint64_t) (val))
+# define DBUS_INT64_TO_BE(val) ((dbus_int64_t) DBUS_UINT64_SWAP_LE_BE (val))
+# define DBUS_UINT64_TO_BE(val) (DBUS_UINT64_SWAP_LE_BE (val))
# endif /* DBUS_HAVE_INT64 */
#endif
/* The transformation is symmetric, so the FROM just maps to the TO. */
+#define DBUS_INT16_FROM_LE(val) (DBUS_INT16_TO_LE (val))
+#define DBUS_UINT16_FROM_LE(val) (DBUS_UINT16_TO_LE (val))
+#define DBUS_INT16_FROM_BE(val) (DBUS_INT16_TO_BE (val))
+#define DBUS_UINT16_FROM_BE(val) (DBUS_UINT16_TO_BE (val))
#define DBUS_INT32_FROM_LE(val) (DBUS_INT32_TO_LE (val))
#define DBUS_UINT32_FROM_LE(val) (DBUS_UINT32_TO_LE (val))
#define DBUS_INT32_FROM_BE(val) (DBUS_INT32_TO_BE (val))
#define DBUS_UINT32_FROM_BE(val) (DBUS_UINT32_TO_BE (val))
#ifdef DBUS_HAVE_INT64
-#define DBUS_INT64_FROM_LE(val) (DBUS_INT64_TO_LE (val))
-#define DBUS_UINT64_FROM_LE(val) (DBUS_UINT64_TO_LE (val))
-#define DBUS_INT64_FROM_BE(val) (DBUS_INT64_TO_BE (val))
-#define DBUS_UINT64_FROM_BE(val) (DBUS_UINT64_TO_BE (val))
+# define DBUS_INT64_FROM_LE(val) (DBUS_INT64_TO_LE (val))
+# define DBUS_UINT64_FROM_LE(val) (DBUS_UINT64_TO_LE (val))
+# define DBUS_INT64_FROM_BE(val) (DBUS_INT64_TO_BE (val))
+# define DBUS_UINT64_FROM_BE(val) (DBUS_UINT64_TO_BE (val))
#endif /* DBUS_HAVE_INT64 */
-#ifndef DBUS_HAVE_INT64
-/**
- * An 8-byte struct you could use to access int64 without having
- * int64 support
- */
-typedef struct
-{
- dbus_uint32_t first32; /**< first 32 bits in the 8 bytes (beware endian issues) */
- dbus_uint32_t second32; /**< second 32 bits in the 8 bytes (beware endian issues) */
-} DBus8ByteStruct;
-#endif /* DBUS_HAVE_INT64 */
-
-/**
- * A simple 8-byte value union that lets you access 8 bytes as if they
- * were various types; useful when dealing with basic types via
- * void pointers and varargs.
- */
-typedef union
-{
- dbus_int32_t i32; /**< as int32 */
- dbus_uint32_t u32; /**< as int32 */
-#ifdef DBUS_HAVE_INT64
- dbus_int64_t i64; /**< as int32 */
- dbus_uint64_t u64; /**< as int32 */
-#else
- DBus8ByteStruct u64; /**< as 8-byte-struct */
-#endif
- double dbl; /**< as double */
- unsigned char byt; /**< as byte */
- char *str; /**< as char* */
-} DBusBasicValue;
-
#ifdef DBUS_DISABLE_ASSERT
+#define _dbus_unpack_uint16(byte_order, data) \
+ (((byte_order) == DBUS_LITTLE_ENDIAN) ? \
+ DBUS_UINT16_FROM_LE (*(dbus_uint16_t*)(data)) : \
+ DBUS_UINT16_FROM_BE (*(dbus_uint16_t*)(data)))
+
#define _dbus_unpack_uint32(byte_order, data) \
(((byte_order) == DBUS_LITTLE_ENDIAN) ? \
DBUS_UINT32_FROM_LE (*(dbus_uint32_t*)(data)) : \
DBUS_UINT32_FROM_BE (*(dbus_uint32_t*)(data)))
#endif
+#ifndef _dbus_unpack_uint16
+dbus_uint16_t _dbus_unpack_uint16 (int byte_order,
+ const unsigned char *data);
+#endif
+
void _dbus_pack_uint32 (dbus_uint32_t value,
int byte_order,
unsigned char *data);
int pos,
int byte_order,
int *new_pos);
-dbus_bool_t _dbus_type_is_valid (int typecode);
int _dbus_type_get_alignment (int typecode);
-dbus_bool_t _dbus_type_is_basic (int typecode);
-dbus_bool_t _dbus_type_is_container (int typecode);
-dbus_bool_t _dbus_type_is_fixed (int typecode);
+int _dbus_type_get_alignment (int typecode);
const char* _dbus_type_to_string (int typecode);
int _dbus_first_type_in_signature (const DBusString *str,
int pos);
+int _dbus_first_type_in_signature_c_str (const char *str,
+ int pos);
+
void _dbus_swap_array (unsigned char *data,
int n_elements,
int alignment);
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