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

aqhome/msg/ipc/m_ipc.c

@@ -0,0 +1,159 @@
+/****************************************************************************
+ * 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/m_ipc.h"
+
+#include <gwenhywfar/text.h>
+
+
+/* ------------------------------------------------------------------------------------------------
+ * forward declarations
+ * ------------------------------------------------------------------------------------------------
+ */
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * implementation
+ * ------------------------------------------------------------------------------------------------
+ */
+
+AQH_MESSAGE *AQH_IpcMessage_new(uint8_t protoId, uint8_t protoVer, uint16_t code,
+                                uint32_t msgId, uint32_t refMsgId,
+                                uint32_t payloadLen, const uint8_t *payload)
+{
+  AQH_MESSAGE *msg;
+  uint32_t len;
+
+  len=AQH_IPCMSG_OFFS_PAYLOAD+payloadLen;
+  msg=AQH_Message_new();
+  AQH_Message_SetData(msg, NULL, len);                /* auto-malloc len bytes */
+
+  AQH_Message_WriteUint32At(msg, AQH_IPCMSG_OFFS_SIZE, len);
+  AQH_Message_WriteUint8At(msg, AQH_IPCMSG_OFFS_PROTOID, protoId);
+  AQH_Message_WriteUint8At(msg, AQH_IPCMSG_OFFS_PROTOVER, protoVer);
+  AQH_Message_WriteUint16At(msg, AQH_IPCMSG_OFFS_CODE, code);
+  AQH_Message_WriteUint32At(msg, AQH_IPCMSG_OFFS_ID, msgId);
+  AQH_Message_WriteUint32At(msg, AQH_IPCMSG_OFFS_REFID, refMsgId);
+  if (payloadLen && payload)
+    AQH_Message_WriteBytesAt(msg, AQH_IPCMSG_OFFS_PAYLOAD, payload, payloadLen);
+  AQH_Message_SetUsedSize(msg, len);
+  return msg;
+}
+
+
+
+AQH_MESSAGE *AQH_IpcMessage_fromBuffer(const uint8_t *ptr, uint32_t len)
+{
+  if (ptr && len) {
+    AQH_MESSAGE *msg;
+
+    msg=AQH_Message_new();
+    AQH_Message_SetData(msg, ptr, len);
+    AQH_Message_SetUsedSize(msg, len);
+    return msg;
+  }
+  return NULL;
+}
+
+
+
+void AQH_IpcMessage_AdjustMsgSize(AQH_MESSAGE *msg)
+{
+  if (msg)
+    AQH_Message_WriteUint32At(msg, AQH_IPCMSG_OFFS_SIZE, AQH_Message_GetUsedSize(msg));
+}
+
+
+
+uint32_t AQH_IpcMessage_GetMsgSize(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint32At(msg, AQH_IPCMSG_OFFS_SIZE, 0);
+}
+
+
+
+uint8_t AQH_IpcMessage_GetProtoId(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint8At(msg, AQH_IPCMSG_OFFS_PROTOID, 0);
+}
+
+
+
+uint8_t AQH_IpcMessage_GetProtoVersion(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint8At(msg, AQH_IPCMSG_OFFS_PROTOVER, 0);
+}
+
+
+
+uint16_t AQH_IpcMessage_GetCode(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint16At(msg, AQH_IPCMSG_OFFS_CODE, 0);
+}
+
+
+
+uint32_t AQH_IpcMessage_GetMsgId(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint32At(msg, AQH_IPCMSG_OFFS_ID, 0);
+}
+
+
+
+uint32_t AQH_IpcMessage_GetRefMsgId(const AQH_MESSAGE *msg)
+{
+  return AQH_Message_ReadUint32At(msg, AQH_IPCMSG_OFFS_REFID, 0);
+}
+
+
+
+uint32_t AQH_IpcMessage_GetPayloadLength(const AQH_MESSAGE *msg)
+{
+  return msg?(AQH_IpcMessage_GetMsgSize(msg)-AQH_IPCMSG_OFFS_PAYLOAD):0;
+}
+
+
+
+uint8_t *AQH_IpcMessage_GetPayloadPointer(const AQH_MESSAGE *msg)
+{
+  return msg?(AQH_Message_GetMsgPointer(msg)+AQH_IPCMSG_OFFS_PAYLOAD):NULL;
+}
+
+
+
+const char *AQH_IpcMessage_MsgTypeToChar(uint16_t i)
+{
+  switch(i) {
+  case AQH_MSGTYPE_IPC_DATA_RESULT:          return "Result";
+  case AQH_MSGTYPE_IPC_DATA_CONNECT_REQ:     return "Connect(Req)";
+  case AQH_MSGTYPE_IPC_DATA_UPDATEDATA:      return "UpdateData";
+  case AQH_MSGTYPE_IPC_DATA_DATACHANGED:     return "DataChanged";
+  case AQH_MSGTYPE_IPC_DATA_SETDATA:         return "SetData";
+  case AQH_MSGTYPE_IPC_DATA_ADDVALUE:        return "AddValue";
+  case AQH_MSGTYPE_IPC_DATA_GETDATA_REQ:     return "GetData(Req)";
+  case AQH_MSGTYPE_IPC_DATA_GETDATA_RSP:     return "GetData(Rsp)";
+  case AQH_MSGTYPE_IPC_DATA_GETLASTDATA_REQ: return "GetLastData(Req)";
+  case AQH_MSGTYPE_IPC_DATA_GETLASTDATA_RSP: return "GetLastData(Rsp)";
+  case AQH_MSGTYPE_IPC_DATA_GETVALUES_REQ:   return "GetValues(Req)";
+  case AQH_MSGTYPE_IPC_DATA_GETVALUES_RSP:   return "GetValues(Rsp)";
+  case AQH_MSGTYPE_IPC_DATA_GETDEVICES_REQ:  return "GetDevices(Req)";
+  case AQH_MSGTYPE_IPC_DATA_GETDEVICES_RSP:  return "GetDevices(Rsp)";
+  case AQH_MSGTYPE_IPC_DATA_MODDEVICE_REQ:   return "ModDevice(Req)";
+  case AQH_MSGTYPE_IPC_DATA_ANNOUNCEVALUE:   return "AnnounceValue";
+  default:                                   return "(unknown)";
+  }
+}
+
+
+