ZCOM C I/F Library Routines
ZQSZE (3X)
PARAMETERS
za ZCOM address p
zqhdp (Return param)
ZCOM queue header data structure. This structure has the following definition:
typedef struct { |
| |
uint32 | qnmsg; | /* Number of msgs on queue */ |
uint32 | qlimit; | /* Max # of msgs allowed on queue */ |
zbhd_type *qhead; | /* Pointer to 1st msg on queue */ | |
zbhd_type *qtail; | /* Pointer to last msg on queue */ | |
uint32 | qmmax; | /* Historical max # of msgs on queue */ |
uint32 | qtmsg; | /* Total # of msgs through queue */ |
uint32 | qbytes; | /* Number of bytes on queue */ |
uint16 | qwaiter; | /* Number of waiters on this queue */ |
uint16 | qflag; | /* Queue flags */ |
uint32 | qfdata; | /* Queue function data */ |
uint32 | spare1; | /* Reserved, not used */ |
void | (*qfunc)(); | /* Queue function to call */ |
}zqhd_type;
Note that in
Chapter 4 | 293 |