111 lines
2.7 KiB
C
111 lines
2.7 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 <aqhome/ipc/data/msg_data_datapoints.h>
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#include <aqhome/ipc/data/ipc_data.h>
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#include <aqhome/ipc/data/msg_data_multidata.h>
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#include <aqhome/ipc/data/msg_data_getdata.h>
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#include <aqhome/ipc/data/ipc_data.h>
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#include <aqhome/ipc/msg_ipc_tag16.h>
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#include <gwenhywfar/msg.h>
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#include <gwenhywfar/buffer.h>
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#include <gwenhywfar/debug.h>
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#include <gwenhywfar/msg_ipc.h>
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GWEN_MSG *_waitForMatchingResponse(GWEN_MSG_ENDPOINT *epTcp, int msgCode, int timeoutInSeconds);
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GWEN_MSG *AQH_CmdDataIpc_RequestDatapointsMsg(GWEN_MSG_ENDPOINT *ep,
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const char *valueName, uint64_t tsBegin, uint64_t tsEnd, uint64_t num,
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int timeoutInSeconds)
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{
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GWEN_MSG *msg;
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time_t startTime;
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msg=AQH_GetDataDataIpcMsg_new(AQH_MSGTYPE_IPC_DATA_GETDATA_REQ, valueName, tsBegin, tsEnd, num);
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GWEN_MsgEndpoint_AddSendMessage(ep, msg);
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msg=_waitForMatchingResponse(ep, AQH_MSGTYPE_IPC_DATA_GETDATA_RSP, timeoutInSeconds);
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if (msg) {
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uint16_t code;
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code=GWEN_IpcMsg_GetCode(msg);
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if (code==AQH_MSGTYPE_IPC_DATA_RESULT) {
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uint32_t resultCode;
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resultCode=AQH_ResultIpcMsg_GetResultCode(msg);
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DBG_INFO(AQH_LOGDOMAIN, "IPC error: %d", resultCode);
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GWEN_Msg_free(msg);
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return NULL;
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}
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else if (code==AQH_MSGTYPE_IPC_DATA_GETDATA_RSP) {
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int rv;
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AQH_MultiDataDataIpcMsg_Parse(msg, 0);
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return msg;
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}
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GWEN_Msg_free(msg);
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}
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return NULL;
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}
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GWEN_MSG *_waitForMatchingResponse(GWEN_MSG_ENDPOINT *epTcp, int msgCode, int timeoutInSeconds)
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{
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time_t startTime;
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startTime=time(NULL);
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for (;;) {
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GWEN_MSG *msg;
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time_t now;
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while( (msg=GWEN_MsgEndpoint_TakeFirstReceivedMessage(epTcp)) ) {
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uint16_t code;
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code=GWEN_IpcMsg_GetCode(msg);
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if (code==msgCode) {
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DBG_INFO(NULL, "Received expected IPC message");
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return msg;
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}
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else if (code==AQH_MSGTYPE_IPC_DATA_RESULT) {
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DBG_INFO(NULL, "Received IPC result message");
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return msg;
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}
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else {
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DBG_INFO(NULL, "Received unexpected message %d (%x), ignoring", code, code);
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}
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GWEN_Msg_free(msg);
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} /* while */
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now=time(NULL);
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if (now-startTime>timeoutInSeconds) {
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DBG_INFO(NULL, "Timeout");
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break;
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}
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GWEN_MsgEndpoint_IoLoop(epTcp, 2000); /* 2000 ms */
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}
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return NULL;
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}
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