4 * $DragonFly: src/sys/sys/sysmsg.h,v 1.4 2003/11/20 06:05:31 dillon Exp $
12 #ifndef _SYS_CALLOUT_H_
13 #include <sys/callout.h> /* for struct callout */
16 #include <sys/time.h> /* for struct timespec */
20 * The sysmsg holds the kernelland version of a system call.
21 * It typically preceeds the usrmsg and syscall arguments in sysunion
22 * (see sys/sysunion.h)
28 void (*copyout)(union sysunion *sysun);
42 * The usrmsg holds the userland version of the system call message which
43 * typically preceeds the original user arguments. This message structure
44 * is typically loaded by the copyin() and adjusted prior to copyout(), but
45 * not used in the nominal running of the system call.
52 typedef struct sysmsg *sysmsg_t;
53 #define sysmsg_copyout sysmsg.copyout
54 #define sysmsg_lmsg sysmsg.lmsg
55 #define sysmsg_result sysmsg.lmsg.u.ms_result
56 #define sysmsg_lresult sysmsg.lmsg.u.ms_lresult
57 #define sysmsg_resultp sysmsg.lmsg.u.ms_resultp
58 #define sysmsg_fds sysmsg.lmsg.u.ms_fds
59 #define sysmsg_offset sysmsg.lmsg.u.ms_offset
60 #define sysmsg_result32 sysmsg.lmsg.u.ms_result32
61 #define sysmsg_result64 sysmsg.lmsg.u.ms_result64
64 typedef union usrmsg *usrmsg_t;
65 #define usrmsg_result usrmsg.umsg.u.ms_result
66 #define usrmsg_lresult usrmsg.umsg.u.ms_lresult
67 #define usrmsg_resultp usrmsg.umsg.u.ms_resultp
68 #define usrmsg_fds usrmsg.umsg.u.ms_fds
69 #define usrmsg_offset usrmsg.umsg.u.ms_offset
70 #define usrmsg_result32 usrmsg.umsg.u.ms_result32
71 #define usrmsg_result64 usrmsg.umsg.u.ms_result64