STW TC1, User Manual

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7 Teleservice Application Framework
User Manual 141/374
Example
// Global module
T_DBUS_Util mt_DBUS_Util;
sint32 s32_Retval;
s32_Retval = dbus_who_is_there_signal (&mt_DBUS_Util);
if (s32_Retval != C_NO_ERR)
{
// Handle error cases
}
7.3.3.8 dbus_call_method
Function Description
sint32 dbus_call_method (const T_DBUS_Util * const opt_DBusInstance, const charn * const
opcn_DBusTarget, const charn * const opcn_MethodName, const charn * const
opcn_MethodArgument, charn * const opcn_Answer, const sint32 os32_BufferSize)
This function is a generic D-Bus utility function that makes a method call on the D-Bus . It calls a method on D-
Bus target with one string argument and receives a one string answer.
Information Flow
Input Information
Parameter Range Description
opt_DBusInstance T_DBUS_Util holds all D-Bus information
opcn_DBusTarget maximal 240 contains target on D-Bus e.g." ysysd"
opcn_MethodName maximum the name length we
expect to call pointer to the method from target e.g.
"GetGSMMode"
opcn_MethodArgument maximum the name length we
expect to call pointer to the method argument e.g. "12345"
os32_BufferSize 1 .. answer length we expect size of the reply answer
Output Information
Result Range Description
opcn_Answer os32_BufferSize reply of the method call
NOTE:
This function is used from TAF internal functions and it is not recommended to use it from user
applications. Use the corresponding daemon functions.