169 lines
4.8 KiB
C
169 lines
4.8 KiB
C
/****************************************************************************
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* This file is part of the project AqHome.
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* AqHome (c) by 2023 Martin Preuss, all rights reserved.
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*
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* The license for this file can be found in the file COPYING which you
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* should have received along with this file.
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****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "./c_updatedata.h"
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#include "./aqhome_data_p.h"
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#include "./loop.h"
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#include "aqhome/ipc/data/ipc_data.h"
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#include "aqhome/ipc/data/msg_data_datapoints.h"
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#include "aqhome/ipc/endpoint_ipc.h"
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#include "aqhome/ipc/msg_ipc_result.h"
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#include <gwenhywfar/debug.h>
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/* ------------------------------------------------------------------------------------------------
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* defines
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* ------------------------------------------------------------------------------------------------
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*/
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/* ------------------------------------------------------------------------------------------------
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* forward declarations
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* ------------------------------------------------------------------------------------------------
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*/
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static int _readDataPoints(AQHOME_DATA *aqh, const AQH_VALUE *v, const uint64_t *dataPoints, uint32_t numValues);
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static void _sendDataChangedMsgToAllClients(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *epSrc, const AQH_VALUE *v,
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const uint64_t *dataPoints, uint32_t numValues);
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/* ------------------------------------------------------------------------------------------------
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* implementations
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* ------------------------------------------------------------------------------------------------
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*/
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void AqHomeData_HandleUpdateData(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *ep, const GWEN_MSG *recvdMsg)
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{
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GWEN_MSG *outMsg;
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int resultCode=AQH_MSG_IPC_SUCCESS;
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if (AQH_IpcEndpoint_GetPermissions(ep) & AQH_IPCENDPOINT_PERMS_ADDDATA) {
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if (AQH_DataPointsDataIpcMsg_IsValid(recvdMsg)) {
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uint32_t numValues;
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numValues=AQH_DataPointsDataIpcMsg_GetNumValues(recvdMsg);
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if (numValues) {
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const char *s;
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s=AQH_DataPointsDataIpcMsg_GetValueName(recvdMsg);
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if (s && *s) {
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AQH_VALUE *v;
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v=AqHomeData_GetOrCreateValueForDriver(aqh, ep, s, AQH_DataPointsDataIpcMsg_GetUnits(recvdMsg), 0);
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if (v==NULL) {
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resultCode=AQH_MSG_IPC_ERROR_PERMS;
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}
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else {
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const uint64_t *dataPoints;
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dataPoints=AQH_DataPointsDataIpcMsg_GetDataPoints(recvdMsg);
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if (dataPoints)
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resultCode=_readDataPoints(aqh, v, dataPoints, numValues);
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else {
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DBG_INFO(NULL, "No datapoints");
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resultCode=AQH_MSG_IPC_ERROR_BADDATA;
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}
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if (resultCode==AQH_MSG_IPC_SUCCESS)
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_sendDataChangedMsgToAllClients(aqh, ep, v, dataPoints, numValues);
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}
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}
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else {
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DBG_INFO(NULL, "Value without name ");
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resultCode=AQH_MSG_IPC_ERROR_INVALID;
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}
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}
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else {
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DBG_INFO(NULL, "No datapoints");
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resultCode=AQH_MSG_IPC_ERROR_BADDATA;
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}
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}
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else {
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DBG_INFO(NULL, "Invalid message received");
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resultCode=AQH_MSG_IPC_ERROR_BADDATA;
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}
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}
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else {
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DBG_ERROR(AQH_LOGDOMAIN, "No permissions to add data");
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resultCode=AQH_MSG_IPC_ERROR_PERMS;
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}
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outMsg=AQH_ResultIpcMsg_new(AQH_MSGTYPE_IPC_DATA_RESULT, resultCode);
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GWEN_MsgEndpoint_AddSendMessage(ep, outMsg);
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}
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int _readDataPoints(AQHOME_DATA *aqh, const AQH_VALUE *v, const uint64_t *dataPoints, uint32_t numValues)
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{
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uint32_t i;
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for(i=0; i<numValues; i++) {
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uint64_t timestamp;
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union {double f; uint64_t i;} u;
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int rv;
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timestamp=*(dataPoints++);
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u.i=*(dataPoints++);
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rv=AQH_Storage_AddDatapoint(aqh->storage, AQH_Value_GetId(v), timestamp, u.f);
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if (rv<0) {
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DBG_INFO(NULL, "here (%d)", rv);
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return AQH_MSG_IPC_ERROR_GENERIC;
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}
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else {
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DBG_INFO(NULL, "Datapoint added for value \"%s\"", AQH_Value_GetNameForSystem(v));
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}
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} /* for */
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return AQH_MSG_IPC_SUCCESS;
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}
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void _sendDataChangedMsgToAllClients(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *epSrc, const AQH_VALUE *v,
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const uint64_t *dataPoints, uint32_t numValues)
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{
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GWEN_MSG_ENDPOINT *ep;
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ep=GWEN_MsgEndpoint_Tree2_GetFirstChild(aqh->ipcdEndpoint);
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while(ep) {
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if (ep!=epSrc) {
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if (GWEN_MsgEndpoint_GetFlags(ep) & AQH_IPCENDPOINT_FLAGS_WANTUPDATES) {
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GWEN_MSG *msg;
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DBG_INFO(AQH_LOGDOMAIN, "Sending update msg to endpoint %s", GWEN_MsgEndpoint_GetName(ep));
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msg=AQH_DataPointsDataIpcMsg_new(AQH_MSGTYPE_IPC_DATA_DATACHANGED,
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0, /* flags */
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AQH_Value_GetId(v),
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AQH_Value_GetNameForSystem(v),
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AQH_Value_GetValueUnits(v),
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dataPoints, numValues);
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GWEN_MsgEndpoint_AddSendMessage(ep, msg);
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}
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else {
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DBG_INFO(AQH_LOGDOMAIN, "Endpoint %s doesn't want updates", GWEN_MsgEndpoint_GetName(ep));
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}
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}
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else {
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DBG_INFO(AQH_LOGDOMAIN, "Not sending update msg to source of updates");
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}
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ep=GWEN_MsgEndpoint_Tree2_GetNext(ep);
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}
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}
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