Files
aqhomecontrol/apps/aqhome-data/c_updatedata.c

154 lines
4.8 KiB
C

/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2023 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "./c_updatedata.h"
#include "./aqhome_data_p.h"
#include "./loop.h"
#include "aqhome/ipc/data/ipc_data.h"
#include "aqhome/ipc/data/msg_data_multidata.h"
#include "aqhome/ipc/endpoint_ipc.h"
#include "aqhome/ipc/msg_ipc_result.h"
#include "aqhome/ipc/msg_ipc_tag16.h"
#include <gwenhywfar/debug.h>
/* ------------------------------------------------------------------------------------------------
* defines
* ------------------------------------------------------------------------------------------------
*/
#define DISABLE_DEBUGLOG
/* ------------------------------------------------------------------------------------------------
* forward declarations
* ------------------------------------------------------------------------------------------------
*/
static int _storeDataPoints(AQHOME_DATA *aqh, const AQH_VALUE *v, const uint64_t *dataPoints, unsigned int numValues);
static void _sendDataChangedMsgToAllClients(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *epSrc, const AQH_VALUE *v,
const uint64_t *dataPoints, uint32_t numValues);
/* ------------------------------------------------------------------------------------------------
* implementations
* ------------------------------------------------------------------------------------------------
*/
void AqHomeData_HandleUpdateData(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *ep, GWEN_MSG *recvdMsg)
{
GWEN_MSG *outMsg;
int resultCode=AQH_MSG_IPC_SUCCESS;
const GWEN_TAG16 *tag;
AQH_VALUE *recvdValue;
const char *valueName;
const uint64_t *dataPoints=NULL;
unsigned int numberOfPoints=0;
AQH_MultiDataDataIpcMsg_Parse(recvdMsg, 0);
recvdValue=AQH_MultiDataDataIpcMsg_ReadValue(recvdMsg);
valueName=recvdValue?AQH_Value_GetName(recvdValue):NULL;
tag=AQH_Tag16IpcMsg_FindFirstTagByType(recvdMsg, AQH_MSGDATA_MULTIDATA_TAGS_DATA);
dataPoints=tag?((const uint64_t*)GWEN_Tag16_GetTagData(tag)):NULL;
numberOfPoints=(tag?GWEN_Tag16_GetTagLength(tag):0)/(2*sizeof(uint64_t));
if (numberOfPoints>0) {
AQH_VALUE *value;
value=AqHomeData_GetOrCreateValueForDriverWithTemplate(aqh, ep, recvdValue);
if (value) {
resultCode=_storeDataPoints(aqh, value, dataPoints, numberOfPoints);
if (resultCode==AQH_MSG_IPC_SUCCESS)
_sendDataChangedMsgToAllClients(aqh, ep, value, dataPoints, numberOfPoints);
}
else {
DBG_INFO(NULL, "No permissions to add datapoint for value \"%s\"", valueName);
resultCode=AQH_MSG_IPC_ERROR_PERMS;
}
}
else {
DBG_INFO(NULL, "No datapoints");
resultCode=AQH_MSG_IPC_ERROR_INVALID;
}
AQH_Value_free(recvdValue);
outMsg=AQH_ResultIpcMsg_new(AQH_MSGTYPE_IPC_DATA_RESULT,
GWEN_MsgEndpoint_GetNextMessageId(ep), GWEN_IpcMsg_GetMsgId(recvdMsg),
resultCode);
GWEN_MsgEndpoint_AddSendMessage(ep, outMsg);
}
int _storeDataPoints(AQHOME_DATA *aqh, const AQH_VALUE *v, const uint64_t *dataPoints, unsigned int numValues)
{
uint32_t i;
for(i=0; i<numValues; i++) {
uint64_t timestamp;
union {double f; uint64_t i;} u;
int rv;
timestamp=*(dataPoints++);
u.i=*(dataPoints++);
rv=AQH_Storage_AddDatapoint(aqh->storage, AQH_Value_GetId(v), timestamp, u.f);
if (rv<0) {
DBG_INFO(NULL, "here (%d)", rv);
return AQH_MSG_IPC_ERROR_GENERIC;
}
else {
DBG_DEBUG(NULL, "Datapoint added for value \"%s\"", AQH_Value_GetNameForSystem(v));
}
} /* for */
return AQH_MSG_IPC_SUCCESS;
}
void _sendDataChangedMsgToAllClients(AQHOME_DATA *aqh, GWEN_MSG_ENDPOINT *epSrc, const AQH_VALUE *v,
const uint64_t *dataPoints, uint32_t numValues)
{
GWEN_MSG_ENDPOINT *ep;
ep=GWEN_MsgEndpoint_Tree2_GetFirstChild(aqh->ipcdEndpoint);
while(ep) {
if (ep!=epSrc) {
if (GWEN_MsgEndpoint_GetFlags(ep) & AQH_IPCENDPOINT_FLAGS_WANTUPDATES) {
GWEN_MSG *msg;
DBG_DEBUG(AQH_LOGDOMAIN, "Sending update msg to endpoint %s", GWEN_MsgEndpoint_GetName(ep));
msg=AQH_MultiDataDataIpcMsg_new(AQH_MSGTYPE_IPC_DATA_DATACHANGED,
GWEN_MsgEndpoint_GetNextMessageId(ep), 0,
v, dataPoints, numValues);
GWEN_MsgEndpoint_AddSendMessage(ep, msg);
}
else {
DBG_DEBUG(AQH_LOGDOMAIN, "Endpoint %s doesn't want updates", GWEN_MsgEndpoint_GetName(ep));
}
}
else {
DBG_DEBUG(AQH_LOGDOMAIN, "Not sending update msg to source of updates");
}
ep=GWEN_MsgEndpoint_Tree2_GetNext(ep);
}
}