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dbus: move some convert code in a function 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2009-12-22 14:31:11 +01:00
parent 3d887f09c6
commit af01e176d7
1 changed files with 51 additions and 43 deletions
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94
dbus.c
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@ -257,6 +257,55 @@ a_dbus_message_iter(DBusMessageIter *iter)
return nargs;
}
static bool
a_dbus_convert_value(lua_State *L, int idx, DBusMessageIter *iter)
{
/* i is the type name, i+1 the value */
size_t len;
const char *type = lua_tolstring(globalconf.L, idx, &len);
if(!type || len != 1)
return false;
switch(*type)
{
case DBUS_TYPE_BOOLEAN:
{
dbus_bool_t b = lua_toboolean(globalconf.L, idx + 1);
dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &b);
}
break;
#define DBUS_MSG_RETURN_HANDLE_TYPE_STRING(dbustype) \
case dbustype: \
{ \
const char *s = lua_tostring(globalconf.L, idx + 1); \
if(s) \
dbus_message_iter_append_basic(iter, dbustype, &s); \
} \
break;
DBUS_MSG_RETURN_HANDLE_TYPE_STRING(DBUS_TYPE_STRING)
DBUS_MSG_RETURN_HANDLE_TYPE_STRING(DBUS_TYPE_BYTE)
#undef DBUS_MSG_RETURN_HANDLE_TYPE_STRING
#define DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(type, dbustype) \
case dbustype: \
{ \
type num = lua_tonumber(globalconf.L, idx + 1); \
dbus_message_iter_append_basic(iter, dbustype, &num); \
} \
break;
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int16_t, DBUS_TYPE_INT16)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint16_t, DBUS_TYPE_UINT16)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int32_t, DBUS_TYPE_INT32)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint32_t, DBUS_TYPE_UINT32)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int64_t, DBUS_TYPE_INT64)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint64_t, DBUS_TYPE_UINT64)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(double, DBUS_TYPE_DOUBLE)
#undef DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER
}
return true;
}
/** Process a single request from D-Bus
* \param dbus_connection The connection to the D-Bus server.
* \param msg The D-Bus message request being sent to the D-Bus connection.
@ -339,49 +388,8 @@ a_dbus_process_request(DBusConnection *dbus_connection, DBusMessage *msg)
/* i is negative */
for(int i = n; i < 0; i += 2)
{
/* i is the type name, i+1 the value */
size_t len;
const char *type = lua_tolstring(globalconf.L, i, &len);
if(!type || len != 1)
{
luaA_warn(globalconf.L,
"your D-Bus signal handling method returned bad data");
break;
}
switch(*type)
{
case DBUS_TYPE_BOOLEAN:
{
dbus_bool_t b = lua_toboolean(globalconf.L, i + 1);
dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &b);
}
break;
#define DBUS_MSG_RETURN_HANDLE_TYPE_STRING(dbustype) \
case dbustype: \
if((s = lua_tostring(globalconf.L, i + 1))) \
dbus_message_iter_append_basic(&iter, dbustype, &s); \
break;
DBUS_MSG_RETURN_HANDLE_TYPE_STRING(DBUS_TYPE_STRING)
DBUS_MSG_RETURN_HANDLE_TYPE_STRING(DBUS_TYPE_BYTE)
#undef DBUS_MSG_RETURN_HANDLE_TYPE_STRING
#define DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(type, dbustype) \
case dbustype: \
{ \
type num = lua_tonumber(globalconf.L, i + 1); \
dbus_message_iter_append_basic(&iter, dbustype, &num); \
} \
break;
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int16_t, DBUS_TYPE_INT16)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint16_t, DBUS_TYPE_UINT16)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int32_t, DBUS_TYPE_INT32)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint32_t, DBUS_TYPE_UINT32)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(int64_t, DBUS_TYPE_INT64)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(uint64_t, DBUS_TYPE_UINT64)
DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER(double, DBUS_TYPE_DOUBLE)
#undef DBUS_MSG_RETURN_HANDLE_TYPE_NUMBER
}
if(!a_dbus_convert_value(globalconf.L, i, &iter))
luaL_error(globalconf.L, "your D-Bus signal handling method returned bad data");
lua_remove(globalconf.L, i);
lua_remove(globalconf.L, i + 1);