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00025 #ifndef DBUS_MARSHAL_BASIC_H
00026 #define DBUS_MARSHAL_BASIC_H
00027
00028 #ifdef HAVE_BYTESWAP_H
00029 #include <byteswap.h>
00030 #endif
00031
00032 #include <dbus/dbus-protocol.h>
00033 #include <dbus/dbus-types.h>
00034 #include <dbus/dbus-arch-deps.h>
00035 #include <dbus/dbus-string.h>
00036
00037 #ifdef WORDS_BIGENDIAN
00038 #define DBUS_COMPILER_BYTE_ORDER DBUS_BIG_ENDIAN
00039 #else
00040 #define DBUS_COMPILER_BYTE_ORDER DBUS_LITTLE_ENDIAN
00041 #endif
00042
00043 #ifdef HAVE_BYTESWAP_H
00044 #define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val) bswap_16(val)
00045 #define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val) bswap_32(val)
00046 #else
00047
00048 #define DBUS_UINT16_SWAP_LE_BE_CONSTANT(val) ((dbus_uint16_t) ( \
00049 (dbus_uint16_t) ((dbus_uint16_t) (val) >> 8) | \
00050 (dbus_uint16_t) ((dbus_uint16_t) (val) << 8)))
00051
00052 #define DBUS_UINT32_SWAP_LE_BE_CONSTANT(val) ((dbus_uint32_t) ( \
00053 (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x000000ffU) << 24) | \
00054 (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x0000ff00U) << 8) | \
00055 (((dbus_uint32_t) (val) & (dbus_uint32_t) 0x00ff0000U) >> 8) | \
00056 (((dbus_uint32_t) (val) & (dbus_uint32_t) 0xff000000U) >> 24)))
00057
00058 #endif
00059
00060 #ifdef HAVE_BYTESWAP_H
00061 #define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val) bswap_64(val)
00062 #else
00063
00064 #define DBUS_UINT64_SWAP_LE_BE_CONSTANT(val) ((dbus_uint64_t) ( \
00065 (((dbus_uint64_t) (val) & \
00066 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00000000000000ff)) << 56) | \
00067 (((dbus_uint64_t) (val) & \
00068 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x000000000000ff00)) << 40) | \
00069 (((dbus_uint64_t) (val) & \
00070 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x0000000000ff0000)) << 24) | \
00071 (((dbus_uint64_t) (val) & \
00072 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00000000ff000000)) << 8) | \
00073 (((dbus_uint64_t) (val) & \
00074 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x000000ff00000000)) >> 8) | \
00075 (((dbus_uint64_t) (val) & \
00076 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x0000ff0000000000)) >> 24) | \
00077 (((dbus_uint64_t) (val) & \
00078 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0x00ff000000000000)) >> 40) | \
00079 (((dbus_uint64_t) (val) & \
00080 (dbus_uint64_t) DBUS_UINT64_CONSTANT (0xff00000000000000)) >> 56)))
00081
00082 #endif
00083
00084 #define DBUS_UINT16_SWAP_LE_BE(val) (DBUS_UINT16_SWAP_LE_BE_CONSTANT (val))
00085 #define DBUS_INT16_SWAP_LE_BE(val) ((dbus_int16_t)DBUS_UINT16_SWAP_LE_BE_CONSTANT (val))
00086
00087 #define DBUS_UINT32_SWAP_LE_BE(val) (DBUS_UINT32_SWAP_LE_BE_CONSTANT (val))
00088 #define DBUS_INT32_SWAP_LE_BE(val) ((dbus_int32_t)DBUS_UINT32_SWAP_LE_BE_CONSTANT (val))
00089
00090 #define DBUS_UINT64_SWAP_LE_BE(val) (DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
00091 #define DBUS_INT64_SWAP_LE_BE(val) ((dbus_int64_t)DBUS_UINT64_SWAP_LE_BE_CONSTANT (val))
00092
00093 #ifdef WORDS_BIGENDIAN
00094
00095 # define DBUS_INT16_TO_BE(val) ((dbus_int16_t) (val))
00096 # define DBUS_UINT16_TO_BE(val) ((dbus_uint16_t) (val))
00097 # define DBUS_INT16_TO_LE(val) (DBUS_INT16_SWAP_LE_BE (val))
00098 # define DBUS_UINT16_TO_LE(val) (DBUS_UINT16_SWAP_LE_BE (val))
00099 # define DBUS_INT32_TO_BE(val) ((dbus_int32_t) (val))
00100 # define DBUS_UINT32_TO_BE(val) ((dbus_uint32_t) (val))
00101 # define DBUS_INT32_TO_LE(val) (DBUS_INT32_SWAP_LE_BE (val))
00102 # define DBUS_UINT32_TO_LE(val) (DBUS_UINT32_SWAP_LE_BE (val))
00103 # define DBUS_INT64_TO_BE(val) ((dbus_int64_t) (val))
00104 # define DBUS_UINT64_TO_BE(val) ((dbus_uint64_t) (val))
00105 # define DBUS_INT64_TO_LE(val) (DBUS_INT64_SWAP_LE_BE (val))
00106 # define DBUS_UINT64_TO_LE(val) (DBUS_UINT64_SWAP_LE_BE (val))
00107
00108 #else
00109
00110 # define DBUS_INT16_TO_LE(val) ((dbus_int16_t) (val))
00111 # define DBUS_UINT16_TO_LE(val) ((dbus_uint16_t) (val))
00112 # define DBUS_INT16_TO_BE(val) ((dbus_int16_t) DBUS_UINT16_SWAP_LE_BE (val))
00113 # define DBUS_UINT16_TO_BE(val) (DBUS_UINT16_SWAP_LE_BE (val))
00114 # define DBUS_INT32_TO_LE(val) ((dbus_int32_t) (val))
00115 # define DBUS_UINT32_TO_LE(val) ((dbus_uint32_t) (val))
00116 # define DBUS_INT32_TO_BE(val) ((dbus_int32_t) DBUS_UINT32_SWAP_LE_BE (val))
00117 # define DBUS_UINT32_TO_BE(val) (DBUS_UINT32_SWAP_LE_BE (val))
00118 # define DBUS_INT64_TO_LE(val) ((dbus_int64_t) (val))
00119 # define DBUS_UINT64_TO_LE(val) ((dbus_uint64_t) (val))
00120 # define DBUS_INT64_TO_BE(val) ((dbus_int64_t) DBUS_UINT64_SWAP_LE_BE (val))
00121 # define DBUS_UINT64_TO_BE(val) (DBUS_UINT64_SWAP_LE_BE (val))
00122 #endif
00123
00124
00125 #define DBUS_INT16_FROM_LE(val) (DBUS_INT16_TO_LE (val))
00126 #define DBUS_UINT16_FROM_LE(val) (DBUS_UINT16_TO_LE (val))
00127 #define DBUS_INT16_FROM_BE(val) (DBUS_INT16_TO_BE (val))
00128 #define DBUS_UINT16_FROM_BE(val) (DBUS_UINT16_TO_BE (val))
00129 #define DBUS_INT32_FROM_LE(val) (DBUS_INT32_TO_LE (val))
00130 #define DBUS_UINT32_FROM_LE(val) (DBUS_UINT32_TO_LE (val))
00131 #define DBUS_INT32_FROM_BE(val) (DBUS_INT32_TO_BE (val))
00132 #define DBUS_UINT32_FROM_BE(val) (DBUS_UINT32_TO_BE (val))
00133 #define DBUS_INT64_FROM_LE(val) (DBUS_INT64_TO_LE (val))
00134 #define DBUS_UINT64_FROM_LE(val) (DBUS_UINT64_TO_LE (val))
00135 #define DBUS_INT64_FROM_BE(val) (DBUS_INT64_TO_BE (val))
00136 #define DBUS_UINT64_FROM_BE(val) (DBUS_UINT64_TO_BE (val))
00137
00138 #ifdef DBUS_DISABLE_ASSERT
00139 #define _dbus_unpack_uint16(byte_order, data) \
00140 (((byte_order) == DBUS_LITTLE_ENDIAN) ? \
00141 DBUS_UINT16_FROM_LE (*(dbus_uint16_t*)(data)) : \
00142 DBUS_UINT16_FROM_BE (*(dbus_uint16_t*)(data)))
00143
00144 #define _dbus_unpack_uint32(byte_order, data) \
00145 (((byte_order) == DBUS_LITTLE_ENDIAN) ? \
00146 DBUS_UINT32_FROM_LE (*(dbus_uint32_t*)(data)) : \
00147 DBUS_UINT32_FROM_BE (*(dbus_uint32_t*)(data)))
00148 #endif
00149
00150 #ifndef _dbus_unpack_uint16
00151 DBUS_PRIVATE_EXPORT
00152 dbus_uint16_t _dbus_unpack_uint16 (int byte_order,
00153 const unsigned char *data);
00154 #endif
00155
00156 void _dbus_pack_uint32 (dbus_uint32_t value,
00157 int byte_order,
00158 unsigned char *data);
00159 #ifndef _dbus_unpack_uint32
00160 DBUS_PRIVATE_EXPORT
00161 dbus_uint32_t _dbus_unpack_uint32 (int byte_order,
00162 const unsigned char *data);
00163 #endif
00164
00165 dbus_bool_t _dbus_marshal_set_basic (DBusString *str,
00166 int pos,
00167 int type,
00168 const void *value,
00169 int byte_order,
00170 int *old_end_pos,
00171 int *new_end_pos);
00172 dbus_bool_t _dbus_marshal_write_basic (DBusString *str,
00173 int insert_at,
00174 int type,
00175 const void *value,
00176 int byte_order,
00177 int *pos_after);
00178 dbus_bool_t _dbus_marshal_write_fixed_multi (DBusString *str,
00179 int insert_at,
00180 int element_type,
00181 const void *value,
00182 int n_elements,
00183 int byte_order,
00184 int *pos_after);
00185 void _dbus_marshal_read_basic (const DBusString *str,
00186 int pos,
00187 int type,
00188 void *value,
00189 int byte_order,
00190 int *new_pos);
00191 void _dbus_marshal_read_fixed_multi (const DBusString *str,
00192 int pos,
00193 int element_type,
00194 void *value,
00195 int n_elements,
00196 int byte_order,
00197 int *new_pos);
00198 void _dbus_marshal_skip_basic (const DBusString *str,
00199 int type,
00200 int byte_order,
00201 int *pos);
00202 void _dbus_marshal_skip_array (const DBusString *str,
00203 int element_type,
00204 int byte_order,
00205 int *pos);
00206 DBUS_PRIVATE_EXPORT
00207 void _dbus_marshal_set_uint32 (DBusString *str,
00208 int pos,
00209 dbus_uint32_t value,
00210 int byte_order);
00211 DBUS_PRIVATE_EXPORT
00212 dbus_uint32_t _dbus_marshal_read_uint32 (const DBusString *str,
00213 int pos,
00214 int byte_order,
00215 int *new_pos);
00216 int _dbus_type_get_alignment (int typecode);
00217 int _dbus_type_get_alignment (int typecode);
00218 DBUS_PRIVATE_EXPORT
00219 const char* _dbus_type_to_string (int typecode);
00220
00221 DBUS_PRIVATE_EXPORT
00222 int _dbus_first_type_in_signature (const DBusString *str,
00223 int pos);
00224
00225 int _dbus_first_type_in_signature_c_str (const char *str,
00226 int pos);
00227
00228 void _dbus_swap_array (unsigned char *data,
00229 int n_elements,
00230 int alignment);
00231
00232 #endif