aqhome: started rewriting message code, start using new event2 lib.

aqhome/msg/ipc/data/m_ipcd_multidata.c

@@ -0,0 +1,158 @@
+/****************************************************************************
+ * This file is part of the project AqHome.
+ * AqHome (c) by 2025 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 "aqhome/msg/ipc/data/m_ipcd_multidata.h"
+#include "aqhome/msg/ipc/m_ipc_tag16.h"
+#include "aqhome/msg/ipc/data/m_ipcd.h"
+#include "aqhome/msg/ipc/m_ipc.h"
+
+#include <gwenhywfar/text.h>
+#include <gwenhywfar/tag16.h>
+#include <gwenhywfar/buffer.h>
+#include <gwenhywfar/debug.h>
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * forward declarations
+ * ------------------------------------------------------------------------------------------------
+ */
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * implementation
+ * ------------------------------------------------------------------------------------------------
+ */
+
+AQH_MESSAGE *AQH_IpcdMessageMultiData_new(uint16_t code,
+                                          uint32_t msgId, uint32_t refMsgId,
+                                          const AQH_VALUE *value, const uint64_t *i64Ptr, int numOfDataPoints)
+{
+  AQH_MESSAGE *msg;
+  GWEN_BUFFER *buf;
+  int rv;
+
+  buf=GWEN_Buffer_new(0, 256, 0, 1);
+
+  rv=AQH_Tag16_WriteValueAsTagToBuffer(AQH_MSGDATA_MULTIDATA_TAGS_VALUE, value, buf);
+  if (rv<0) {
+    DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
+    GWEN_Buffer_free(buf);
+    return NULL;
+  }
+
+  if (i64Ptr && numOfDataPoints)
+    GWEN_Tag16_WriteTagToBuffer(AQH_MSGDATA_MULTIDATA_TAGS_DATA, (const uint8_t*)i64Ptr, numOfDataPoints*2*sizeof(uint64_t), buf);
+
+  msg=AQH_IpcMessage_new(AQH_IPC_PROTOCOL_DATA_ID, AQH_IPC_PROTOCOL_DATA_VERSION, code, msgId, refMsgId,
+                         GWEN_Buffer_GetUsedBytes(buf), (const uint8_t*) GWEN_Buffer_GetStart(buf));
+  GWEN_Buffer_free(buf);
+  return msg;
+}
+
+
+
+AQH_MESSAGE *AQH_IpcdMessageMultiData_newForOne(uint16_t code,
+                                                uint32_t msgId, uint32_t refMsgId,
+                                                const AQH_VALUE *value, uint64_t timeStamp, double dataPoint)
+{
+  AQH_MESSAGE *msg;
+  GWEN_BUFFER *buf;
+  int rv;
+  union {double f; uint64_t i;} u;
+  uint64_t arrayToSend[2];
+
+  buf=GWEN_Buffer_new(0, 256, 0, 1);
+
+  rv=AQH_Tag16_WriteValueAsTagToBuffer(AQH_MSGDATA_MULTIDATA_TAGS_VALUE, value, buf);
+  if (rv<0) {
+    DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
+    GWEN_Buffer_free(buf);
+    return NULL;
+  }
+
+  arrayToSend[0]=timeStamp;
+  u.f=dataPoint;
+  arrayToSend[1]=u.i;
+  GWEN_Tag16_WriteTagToBuffer(AQH_MSGDATA_MULTIDATA_TAGS_DATA, (const uint8_t*) arrayToSend, 2*sizeof(uint64_t), buf);
+
+  msg=AQH_IpcMessage_new(AQH_IPC_PROTOCOL_DATA_ID, AQH_IPC_PROTOCOL_DATA_VERSION, code, msgId, refMsgId,
+                         GWEN_Buffer_GetUsedBytes(buf), (const uint8_t*) GWEN_Buffer_GetStart(buf));
+  GWEN_Buffer_free(buf);
+  return msg;
+}
+
+
+
+AQH_VALUE *AQH_IpcdMessageMultiData_ReadValue(const GWEN_TAG16_LIST *tagList)
+{
+  return tagList?AQH_Tag16_ReadValueFromTagList(tagList, AQH_MSGDATA_MULTIDATA_TAGS_VALUE):NULL;
+}
+
+
+
+void AQH_IpcdMessageMultiData_ReadDatapoints(const GWEN_TAG16_LIST *tagList, const uint64_t **pDataPtr, uint64_t *pNumberOfPoints)
+{
+  if (tagList) {
+    const GWEN_TAG16 *tag;
+    unsigned int numberOfPoints;
+    const uint64_t *dataPoints;
+
+    tag=GWEN_Tag16_List_FindFirstByTagType(tagList, AQH_MSGDATA_MULTIDATA_TAGS_DATA);
+    numberOfPoints=(tag?GWEN_Tag16_GetTagLength(tag):0)/(2*sizeof(uint64_t));
+    dataPoints=tag?((const uint64_t*) GWEN_Tag16_GetTagData(tag)):NULL;
+    if (numberOfPoints>0 && dataPoints) {
+      *pDataPtr=dataPoints;
+      *pNumberOfPoints=numberOfPoints;
+    }
+  }
+}
+
+
+
+void AQH_IpcdMessageMultiData_DumpToBuffer(const AQH_MESSAGE *msg, const GWEN_TAG16_LIST *tagList, GWEN_BUFFER *dbuf, const char *sText)
+{
+  AQH_VALUE *value;
+  const GWEN_TAG16 *tag;
+  const char *valueName;
+  const char *valueUnits;
+  int valueType;
+  unsigned int numberOfPoints=0;
+
+  value=tagList?AQH_IpcdMessageMultiData_ReadValue(tagList):NULL;
+  valueName=value?AQH_Value_GetNameForSystem(value):NULL;
+  valueUnits=value?AQH_Value_GetValueUnits(value):NULL;
+  valueType=value?AQH_Value_GetValueType(value):0;
+
+  tag=tagList?GWEN_Tag16_List_FindFirstByTagType(tagList, AQH_MSGDATA_MULTIDATA_TAGS_DATA):NULL;
+  numberOfPoints=(tag?GWEN_Tag16_GetTagLength(tag):0)/(2*sizeof(uint64_t));
+
+  GWEN_Buffer_AppendArgs(dbuf,
+			 "MULTIDATA(%s) %s (code=%d, proto=%d, proto version=%d, name=%s, units=%s, type=%d, datapoints=%u)\n",
+                         AQH_IpcdMessage_MsgTypeToChar(AQH_IpcMessage_GetCode(msg)),
+			 sText?sText:"",
+			 AQH_IpcMessage_GetCode(msg),
+			 AQH_IpcMessage_GetProtoId(msg),
+			 AQH_IpcMessage_GetProtoVersion(msg),
+			 valueName?valueName:"<empty>",
+			 valueUnits?valueUnits:"<empty>",
+			 valueType,
+			 numberOfPoints);
+  AQH_Value_free(value);
+}
+
+
+
+
+