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1 | .\" Copyright (c) 1990, 1991, 1993 | |
2 | .\" The Regents of the University of California. All rights reserved. | |
3 | .\" | |
4 | .\" This code is derived from software contributed to Berkeley by | |
5 | .\" Chris Torek. | |
6 | .\" | |
7 | .\" Redistribution and use in source and binary forms, with or without | |
8 | .\" modification, are permitted provided that the following conditions | |
9 | .\" are met: | |
10 | .\" 1. Redistributions of source code must retain the above copyright | |
11 | .\" notice, this list of conditions and the following disclaimer. | |
12 | .\" 2. Redistributions in binary form must reproduce the above copyright | |
13 | .\" notice, this list of conditions and the following disclaimer in the | |
14 | .\" documentation and/or other materials provided with the distribution. | |
15 | .\" 3. All advertising materials mentioning features or use of this software | |
16 | .\" must display the following acknowledgement: | |
17 | .\" This product includes software developed by the University of | |
18 | .\" California, Berkeley and its contributors. | |
19 | .\" 4. Neither the name of the University nor the names of its contributors | |
20 | .\" may be used to endorse or promote products derived from this software | |
21 | .\" without specific prior written permission. | |
22 | .\" | |
23 | .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
24 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
25 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
26 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
27 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
28 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
29 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
30 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
31 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
32 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
33 | .\" SUCH DAMAGE. | |
34 | .\" | |
35 | .\" @(#)bcopy.3 8.1 (Berkeley) 6/4/93 | |
36 | .\" $FreeBSD: src/lib/libc/string/bcopy.3,v 1.8 2002/09/01 21:53:46 robert Exp $ | |
37 | .\" | |
38 | .Dd June 4, 1993 | |
39 | .Dt BCOPY 3 | |
40 | .Os | |
41 | .Sh NAME | |
42 | .Nm bcopy | |
43 | .Nd copy byte string | |
44 | .Sh LIBRARY | |
45 | .Lb libc | |
46 | .Sh SYNOPSIS | |
47 | .In strings.h | |
48 | .Ft void | |
49 | .Fn bcopy "const void *src" "void *dst" "size_t len" | |
50 | .Sh DESCRIPTION | |
51 | The | |
52 | .Fn bcopy | |
53 | function | |
54 | copies | |
55 | .Fa len | |
56 | bytes from string | |
57 | .Fa src | |
58 | to string | |
59 | .Fa dst . | |
60 | The two strings may overlap. | |
61 | If | |
62 | .Fa len | |
63 | is zero, no bytes are copied. | |
64 | .Sh SEE ALSO | |
65 | .Xr memccpy 3 , | |
66 | .Xr memcpy 3 , | |
67 | .Xr memmove 3 , | |
68 | .Xr strcpy 3 , | |
69 | .Xr strncpy 3 | |
70 | .Sh HISTORY | |
71 | A | |
72 | .Fn bcopy | |
73 | function appeared in | |
74 | .Bx 4.2 . | |
75 | Its prototype existed previously in | |
76 | .Aq Pa string.h | |
77 | before it was moved to | |
78 | .Aq Pa strings.h | |
79 | for | |
80 | .St -p1003.1-2001 | |
81 | compliance. |