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gex-core/comm/messages.c

62 lines
1.5 KiB

//
// Created by MightyPork on 2017/11/21.
//
#include "platform.h"
#include "TinyFrame.h"
#include "framework/unit_registry.h"
#include "comm/messages.h"
static TinyFrame tf_;
TinyFrame *comm = &tf_;
// ---------------------------------------------------------------------------
/**
* Ping request listener - returns version string and other info about the build
*/
static TF_Result lst_ping(TinyFrame *tf, TF_Msg *msg)
{
com_respond_snprintf(msg->frame_id, MSG_SUCCESS, "%s/%s", GEX_VERSION, GEX_PLATFORM);
return TF_STAY;
}
/**
* Default listener, fallback for unhandled messages
*/
static TF_Result lst_default(TinyFrame *tf, TF_Msg *msg)
{
dbg("!! Unhandled msg type %02"PRIx8", frame_id 0x%04"PRIx16, msg->type, msg->frame_id);
com_respond_snprintf(msg->frame_id, MSG_ERROR, "UNKNOWN MSG %"PRIu8, msg->type);
return TF_STAY;
}
/**
* Unit request listener, a message targeted at a particular
*/
static TF_Result lst_unit(TinyFrame *tf, TF_Msg *msg)
{
ureg_deliver_unit_request(msg);
return TF_STAY;
}
static TF_Result lst_list_units(TinyFrame *tf, TF_Msg *msg)
{
ureg_report_active_units(msg->frame_id);
return TF_STAY;
}
// ---------------------------------------------------------------------------
void comm_init(void)
{
TF_InitStatic(comm, TF_SLAVE);
TF_AddTypeListener(comm, MSG_PING, lst_ping);
TF_AddTypeListener(comm, MSG_UNIT_REQUEST, lst_unit);
TF_AddTypeListener(comm, MSG_LIST_UNITS, lst_list_units);
// fall-through
TF_AddGenericListener(comm, lst_default);
}