Files
aqhomecontrol/aqhome/msg/ipc/m_ipc.c
2025-02-27 14:08:44 +01:00

146 lines
3.7 KiB
C

/****************************************************************************
* 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;
}
void AQH_IpcMessage_DumpToBuffer(const AQH_MESSAGE *msg, GWEN_BUFFER *dbuf, const char *sText)
{
GWEN_Buffer_AppendArgs(dbuf, "IPC message %s (code=%d, protocol=%d, protocol version=%d)\n",
sText?sText:"",
AQH_IpcMessage_GetCode(msg),
AQH_IpcMessage_GetProtoId(msg),
AQH_IpcMessage_GetProtoVersion(msg));
}