288 	u_char	*shmem;  member
438 	int		shmem;  member
746 	 * Before starting ONCORE, lets setup SHMEM  in oncore_start()
747 	 * This will include merging an old SHMEM into the new one if  in oncore_start()
946 	* shmem (so we won't lose our almanac if we need it).  in oncore_init_shmem()
952 		oncore_log(instance, LOG_WARNING, "ONCORE: Can't open SHMEM file");  in oncore_init_shmem()
960 					   "ONCORE: truncated/failed read of SHMEM file");  in oncore_init_shmem()
965 	/* OK, we now create the NEW SHMEM. */  in oncore_init_shmem()
968 		oncore_log(instance, LOG_WARNING, "ONCORE: Can't open shmem");  in oncore_init_shmem()
979 		mp->shmem = n;  in oncore_init_shmem()
1004 	/* next build the new SHMEM buffer in memory */  in oncore_init_shmem()
1007 		l = mp->shmem;  in oncore_init_shmem()
1032 	/* we now walk thru the two buffers (shmem_old and buf, soon to become shmem)  in oncore_init_shmem()
1056 		oncore_log(instance, LOG_ERR, "ONCORE: error writing shmem");  in oncore_init_shmem()
1061 	instance->shmem = (u_char *) mmap(0, shmem_length,  in oncore_init_shmem()
1068 	if (instance->shmem == (u_char *)MAP_FAILED) {  in oncore_init_shmem()
1069 		instance->shmem = 0;  in oncore_init_shmem()
1075 		     "SHMEM (size = %ld) is CONFIGURED and available as %s",  in oncore_init_shmem()
1176  *	   First, to enable the option there must be a SHMEM line with a file name.  in oncore_read_config()
1281 		if (!strncmp(cc, "STATUS", (size_t) 6) || !strncmp(cc, "SHMEM", (size_t) 5)) {  in oncore_read_config()
1545 				if (instance->shmem != NULL) {  in oncore_consume()
1546 					instance->shmem[oncore_messages[m].shmem + 2]++;  in oncore_consume()
1547 					memcpy(instance->shmem + oncore_messages[m].shmem + 3,  in oncore_consume()
1606 	 *  times we get here in 0D mode (the 1/15 is in 3D for SHMEM).  in oncore_get_timestamp()
2346 	/* copy the record to the (extra) location in SHMEM */  in oncore_get_timestamp()
2348 	if (instance->shmem) {  in oncore_get_timestamp()
2353 		case 6:   smp = &instance->shmem[instance->shmem_Ba]; break;  in oncore_get_timestamp()
2354 		case 8:   smp = &instance->shmem[instance->shmem_Ea]; break;  in oncore_get_timestamp()
2355 		case 12:  smp = &instance->shmem[instance->shmem_Ha]; break;  in oncore_get_timestamp()
2437 	 * if SHMEM active, every 15s, steal one 'tick' to get 2D or 3D posn.  in oncore_get_timestamp()
2440 …if (instance->shmem && !instance->shmem_bad_Ea && instance->shmem_Posn && (instance->site_survey =…  in oncore_get_timestamp()
2762  * Demultiplex the almanac into shmem  in oncore_get_timestamp()
2774 	if (instance->shmem == NULL)  in oncore_get_timestamp()
2791 	instance->shmem[instance->shmem_Cb + i + 2]++;  in oncore_get_timestamp()
2792 	memcpy(instance->shmem + instance->shmem_Cb + i + 3, buf, (size_t) (len + 3));  in oncore_get_timestamp()
2970 	/* use MODEL to set CHAN and TRAIM and possibly zero SHMEM */  in oncore_get_timestamp()
3022 	 * go from 3D -> 0D.  We do this to get a @@Ea message for SHMEM.  in oncore_get_timestamp()
3023 	 * For NOW we will turn this aspect of filling SHMEM off for the M12  in oncore_get_timestamp()
3029 			     "*** SHMEM partially enabled for ONCORE M12 s/w v%d.%d ***",  in oncore_get_timestamp()
3034 	oncore_sendmsg(instance, oncore_cmd_Bb, sizeof(oncore_cmd_Bb)); /* turn on for shmem (6/8/12) */  in oncore_get_timestamp()
3038 …oncore_sendmsg(instance, oncore_cmd_Be, sizeof(oncore_cmd_Be)); /* Tell us the Almanac for shmem (…  in oncore_get_timestamp()
3520  * try loading Almanac from shmem (where it was copied from shmem_old
3533 	if (!instance->shmem)  in oncore_load_almanac()
3537 	for (cp = instance->shmem + 4; (n = 256 * (*(cp-3)) + *(cp-2));  in oncore_load_almanac()
3548 	for (cp = instance->shmem + 4; (n = 256 * (*(cp-3)) + *(cp-2));  in oncore_load_almanac()
3569 	if (!instance->posn_set) {	/* if we input a posn use it, else from SHMEM */  in oncore_load_almanac()
3570 		oncore_log(instance, LOG_NOTICE, "Loading Posn from SHMEM");  in oncore_load_almanac()
3571 		for (cp=instance->shmem+4; (n = 256*(*(cp-3)) + *(cp-2));  cp+=(n+3)) {  in oncore_load_almanac()
3583 					     "SHMEM posn = %ld (%d, %d, %d)",  in oncore_load_almanac()
3584 					     (long)(cp-instance->shmem),  in oncore_load_almanac()
3889  * if SHMEM active, every 15s, steal one 'tick' to get 2D or 3D posn.
4018 		 * Check if we have a SHMEM, and if so try to load whatever is there.  in oncore_wait_almanac()