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
42 .Fn prop_array_send_syscall "prop_array_t array" "struct plistref *prefp"
44 .Fn prop_array_recv_syscall "const struct plistref *prefp" \
45 "prop_array_t *arrayp"
47 .Fn prop_dictionary_send_syscall "prop_dictionary_t dict" \
48 "struct plistref *prefp"
50 .Fn prop_dictionary_recv_syscall "const struct plistref *prefp" \
51 "prop_dictionary_t *dictp"
54 .Nm prop_array_send_syscall ,
55 .Nm prop_array_recv_syscall ,
56 .Nm prop_dictionary_send_syscall ,
58 .Nm prop_dictionary_recv_syscall
59 functions implement the user space side of a protocol for sending property
60 lists to and from the kernel using
63 If successful, functions return zero.
64 Otherwise, an error number is returned to indicate the error.
68 example demonstrates using
69 .Fn prop_dictionary_send_syscall
71 .Fn prop_dictionary_recv_syscall
75 foo_setprops(prop_dictionary_t dict)
79 (void) prop_dictionary_send_syscall(dict, \*[Am]pref);
80 (void) my_syscall_set(\*[Am]pref);
87 prop_dictionary_t dict;
90 (void) my_syscall_get(\*[Am]pref);
91 if (prop_dictionary_recv_syscall(\*[Am]pref, \*[Am]dict) != 0)
98 .Fn prop_array_send_syscall
100 .Fn prop_dictionary_send_syscall
104 Cannot allocate memory
109 .Fn prop_array_recv_syscall
111 .Fn prop_dictionary_recv_syscall
121 .Xr prop_dictionary 3 ,
123 .Xr prop_copyin_ioctl 9
127 property container object library first appeared in