Initial commit

[com/gs-lite.git] / src / lib / gscphost / include / gscpmsgq.h

diff --git a/src/lib/gscphost/include/gscpmsgq.h b/src/lib/gscphost/include/gscpmsgq.h
new file mode 100644 (file)
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+++ b/src/lib/gscphost/include/gscpmsgq.h
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+/* ------------------------------------------------
+ Copyright 2014 AT&T Intellectual Property
+ 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.
+ ------------------------------------------- */
+/* gscpmsgq.h defines the interface to a socket based message
+ * queue implementation for MacOSX which does not provide
+ * a System V message queueu but shared memory.
+ */
+
+#ifndef GSCPMSGQ_H
+#define GSCPMSGQ_H
+#ifdef NOMSGQ
+
+#include <sys/types.h>
+#include <sys/ipc.h>
+
+struct gscp_msgbuf {
+    long mtype;     /* message type, must be > 0 */
+    char mtext[1];  /* message data */
+};
+
+
+int gscp_msgget(key_t key, int msgflg);
+ssize_t gscp_msgrcv(int msqid, struct gscp_msgbuf *msgp, size_t msgsz, long msgtyp, int msgflg);
+int gscp_msgsnd(int msqid, struct gscp_msgbuf *msgp, size_t msgsz, int msgflg);
+
+
+#endif
+#endif