1 .\" $NetBSD: prop_send_syscall.3,v 1.5 2011/09/30 22:08:18 jym Exp $
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31 .Dt PROP_SEND_SYCALL 3
34 .Nm prop_array_send_syscall ,
35 .Nm prop_array_recv_syscall ,
36 .Nm prop_dictionary_send_syscall ,
37 .Nm prop_dictionary_recv_syscall
38 .Nd send and receive property lists to and from the kernel using syscalls
44 .Fn prop_array_send_syscall "prop_array_t array" "struct plistref *prefp"
46 .Fn prop_array_recv_syscall "const struct plistref *prefp" \
47 "prop_array_t *arrayp"
49 .Fn prop_dictionary_send_syscall "prop_dictionary_t dict" \
50 "struct plistref *prefp"
52 .Fn prop_dictionary_recv_syscall "const struct plistref *prefp" \
53 "prop_dictionary_t *dictp"
56 .Nm prop_array_send_syscall ,
57 .Nm prop_array_recv_syscall ,
58 .Nm prop_dictionary_send_syscall ,
60 .Nm prop_dictionary_recv_syscall
61 functions implement the user space side of a protocol for sending property
62 lists to and from the kernel using
65 If successful, functions return zero.
66 Otherwise, an error number is returned to indicate the error.
70 example demonstrates using
71 .Fn prop_dictionary_send_syscall
73 .Fn prop_dictionary_recv_syscall
77 foo_setprops(prop_dictionary_t dict)
81 (void) prop_dictionary_send_syscall(dict, \*[Am]pref);
82 (void) my_syscall_set(\*[Am]pref);
89 prop_dictionary_t dict;
92 (void) my_syscall_get(\*[Am]pref);
93 if (prop_dictionary_recv_syscall(\*[Am]pref, \*[Am]dict) != 0)
100 .Fn prop_array_send_syscall
102 .Fn prop_dictionary_send_syscall
106 Cannot allocate memory
111 .Fn prop_array_recv_syscall
113 .Fn prop_dictionary_recv_syscall
123 .Xr prop_dictionary 3 ,
125 .Xr prop_copyin_ioctl 9
129 property container object library first appeared in