1 files changed, 127 insertions, 0 deletions
diff --git a/ipc/common/cm-sys-msg-queue.cpp b/ipc/common/cm-sys-msg-queue.cpp
new file mode 100755
index 0000000..1adefd1
--- /dev/null
+++ b/ipc/common/cm-sys-msg-queue.cpp
@@ -0,0 +1,127 @@
+/*
+*  email-service
+*
+* Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+*
+* Contact: Kyuho Jo <kyuho.jo@samsung.com>, Sunghyun Kwon <sh0701.kwon@samsung.com>
+* 
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+*/
+
+
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "cm-sys-msg-queue.h"
+#include "ipc-library-build.h"
+
+cmSysMsgQueue::cmSysMsgQueue(int a_nMsgType)
+{
+	m_nMsgType = a_nMsgType;
+	m_pSendBuf = NULL;
+	m_pRecvBuf = NULL;	
+	m_nMsgqid = -1;
+	m_pSendBuf = (ipcMsgbuf * )malloc(sizeof(ipcMsgbuf));
+	m_pRecvBuf = (ipcMsgbuf * )malloc(sizeof(ipcMsgbuf));
+}
+
+cmSysMsgQueue::~cmSysMsgQueue()
+{
+	if(m_pSendBuf) {
+		free(m_pSendBuf);
+		m_pSendBuf = NULL;
+	}
+	if(m_pRecvBuf) {
+		free(m_pRecvBuf);
+		m_pRecvBuf = NULL;
+	}
+	
+}
+
+void cmSysMsgQueue::MsgCreate()
+{
+	EM_DEBUG_FUNC_BEGIN();
+	key_t key = (key_t)640;/* (key_t)a_nKey; */
+	
+	/* if ((m_nMsgqid = msgget(key, IPC_CREAT | IPC_EXCL | 0640)) == -1)  */
+	if ((m_nMsgqid = msgget(key, IPC_CREAT | IPC_EXCL | 0777)) == -1) /*  Security Issue - DAC */ {
+		m_nMsgqid = msgget(key, 1);
+
+		/* 기존의 메세지 큐가 존재한다면 일단 지우고 다시 생성한다. */
+		if(errno == EEXIST) {
+			EM_DEBUG_LOG("Message Queue Exist ");
+			/* msgctl(m_nMsgqid, IPC_RMID, (struct msqid_ds *)NULL);  */
+			/* m_nMsgqid = msgget(key, IPC_CREAT | IPC_EXCL | 0640); */
+			EM_DEBUG_LOG("===================================================== ");
+			EM_DEBUG_LOG("[cmSysMsgQueue::MsgCreate][EXIST]");
+			EM_DEBUG_LOG("=====================================================");
+		}
+	} 
+	EM_DEBUG_LOG("=====================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgCreate][msggid = %d]", m_nMsgqid);
+	EM_DEBUG_LOG("=====================================================");
+	
+}
+int cmSysMsgQueue::MsgSnd(void *a_pMsg, int a_nSize, long a_nType)
+{
+	EM_DEBUG_FUNC_BEGIN();
+	memset(m_pSendBuf, 0x00, sizeof(ipcMsgbuf));
+	m_pSendBuf->mtype = a_nType;
+	memcpy(m_pSendBuf->mtext, a_pMsg, a_nSize);
+	int nRet;
+	EM_DEBUG_LOG("===========================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgSnd][m_nMsgqid = %d]", m_nMsgqid);
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgSnd][a_nSize = %d]", a_nSize);
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgSnd][a_nType = %d]", a_nType);
+	EM_DEBUG_LOG("===========================================================");
+	nRet = msgsnd(m_nMsgqid, m_pSendBuf, IPC_MSGQ_SIZE, 0);		/*  0 값 말고 IPC_NOWAIT */
+
+	EM_DEBUG_LOG("=====================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgSnd][ret = %d]", nRet);
+	EM_DEBUG_LOG("=====================================================");
+	return nRet;
+}
+
+int cmSysMsgQueue::MsgRcv(void *a_pMsg, int a_nSize)
+{
+	int nRet;
+	EM_DEBUG_LOG("===========================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgRcv][m_nMsgqid = %d]", m_nMsgqid);
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgRcv][m_nMsgType = %d]", m_nMsgType);
+	EM_DEBUG_LOG("===========================================================");
+	nRet = msgrcv(m_nMsgqid, m_pRecvBuf, IPC_MSGQ_SIZE, m_nMsgType, 0);
+	if (nRet == -1) {  	EM_DEBUG_LOG("===========================================================");
+		EM_DEBUG_LOG("[cmSysMsgQueue::MsgRcv][FAIL]");
+		EM_DEBUG_LOG("[cmSysMsgQueue::MsgRcv][error:=%d][errorstr =%s]", errno, strerror(errno));
+		EM_DEBUG_LOG("===========================================================");
+	}
+	memcpy(a_pMsg, m_pRecvBuf->mtext, a_nSize);
+	EM_DEBUG_LOG("=====================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue::MsgRcv][ret = %d][mtype = %x][Size = %d]", nRet, m_nMsgType, a_nSize);
+	EM_DEBUG_LOG("=====================================================");
+	return nRet;
+}
+
+bool cmSysMsgQueue::MsgDestroy()
+{
+	if(msgctl(m_nMsgqid, IPC_RMID, NULL) == -1)
+		return false;
+	
+	
+	EM_DEBUG_LOG("=====================================================");
+	EM_DEBUG_LOG("[cmSysMsgQueue][MsgDestroy]");
+	EM_DEBUG_LOG("=====================================================");
+	return true;
+}
+