00001 /*
00002     Simple Messaging Interface
00003     AUP2, Sec. 7.03.2
00004 
00005     Copyright 2003 by Marc J. Rochkind. All rights reserved.
00006     May be copied only for purposes and under conditions described
00007     on the Web page www.basepath.com/aup/copyright.htm.
00008 
00009     The Example Files are provided "as is," without any warranty;
00010     without even the implied warranty of merchantability or fitness
00011     for a particular purpose. The author and his publisher are not
00012     responsible for any damages, direct or incidental, resulting
00013     from the use or non-use of these Example Files.
00014 
00015     The Example Files may contain defects, and some contain deliberate
00016     coding mistakes that were included for educational reasons.
00017     You are responsible for determining if and how the Example Files
00018     are to be used.
00019 
00020 */
00021 #ifndef _SMI_H_
00022 #define _SMI_H_
00023 
00024 /*
00025     Messages must begin with a long mtype.
00026 */
00027 
00028 /*[]*/
00029 struct smi_msg {
00030     long smi_mtype; /* must be first */
00031     struct client_id {
00032         long c_id1;
00033         long c_id2;
00034     } smi_client;
00035     char smi_data[1];
00036 };
00037 /*[]*/
00038 typedef void *SMIQ;
00039 typedef enum {SMI_SERVER, SMI_CLIENT} SMIENTITY;
00040 #define SERVER_NAME_MAX 50
00041 
00042 SMIQ *smi_open(const char *name, SMIENTITY entity, size_t msgsize);
00043 bool smi_close(SMIQ *sqp);
00044 bool smi_send_getaddr(SMIQ *sqp, struct client_id *client, void **addr);
00045 bool smi_send_release(SMIQ *sqp);
00046 bool smi_receive_getaddr(SMIQ *sqp, void **addr);
00047 bool smi_receive_release(SMIQ *sqp);
00048 #endif /* _SMI_H_ */
c7/smi.h
