Mercurial > cgi-bin > hgwebdir.cgi > VMS > C_Libraries > Queue_impl

annotate PrivateQueue.h @ 36:d6da470bbd38

find changesets by author, revision, files, or words in the commit message
fixed bug in pure c queue -- enlarges correctly now
author Some Random Person <seanhalle@yahoo.com>
date Thu, 24 May 2012 07:53:13 -0700
parents c5d2f2a94133
children
rev   line source
Me@19 1 /*
Me@19 2 * Copyright 2009 OpenSourceStewardshipFoundation.org
Me@19 3 * Licensed under GNU General Public License version 2
Me@19 4 *
Me@19 5 * Author: seanhalle@yahoo.com
Me@19 6 */
Me@19 7
Me@19 8 #ifndef _PRIVATE_QUEUE_H
Me@19 9 #define _PRIVATE_QUEUE_H
Me@19 10
seanhalle@34 11
seanhalle@34 12 #include "VMS_impl/VMS_primitive_data_types.h"
seanhalle@36 13 #include "VMS_impl/Services_Offered_by_VMS/Memory_Handling/vmalloc.h"
seanhalle@34 14
Me@19 15
Me@19 16 #define TRUE 1
Me@19 17 #define FALSE 0
Me@19 18
Me@19 19 #define LOCKED 1
Me@19 20 #define UNLOCKED 0
Me@19 21
Me@19 22
Me@19 23 /* It is the data that is shared so only need one mutex. */
Me@19 24 typedef struct
Me@19 25 { void **insertPos;
Me@19 26 void **extractPos;
Me@19 27 void **startOfData; //data is pointers
Me@19 28 void **endOfData; //set when alloc data
Me@19 29 }
Me@19 30 PrivQueueStruc;
Me@19 31
seanhalle@34 32 typedef void (*DynArrayFnPtr) ( void * ); //fn has to cast void *
Me@19 33
Me@19 34 PrivQueueStruc* makePrivQ ( );
seanhalle@34 35 void* readPrivQ ( PrivQueueStruc *Q ); //ret NULL if empty
Me@19 36 void writePrivQ( void *in, PrivQueueStruc *Q );
seanhalle@34 37 //return false when full
seanhalle@34 38 bool32 writeIfSpacePrivQ( void * in, PrivQueueStruc* Q );
seanhalle@34 39 int32 numInPrivQ( PrivQueueStruc *Q );
seanhalle@34 40 void pushPrivQ( void * in, PrivQueueStruc* Q );
seanhalle@34 41 void freePrivQ( PrivQueueStruc *Q );
Me@19 42
Me@19 43 #endif /* _PRIVATE_QUEUE_H */
Me@19 44