xref: /freebsd/lib/libc/string/bstring.3 (revision 1e413cf93298b5b97441a21d9a50fdcd0ee9945e)
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30.\"     @(#)bstring.3	8.1 (Berkeley) 6/4/93
31.\" $FreeBSD$
32.\"
33.Dd June 4, 1993
34.Dt BSTRING 3
35.Os
36.Sh NAME
37.Nm bcmp ,
38.Nm bcopy ,
39.Nm bzero ,
40.Nm memccpy ,
41.Nm memchr ,
42.Nm memcmp ,
43.Nm memcpy ,
44.Nm memmove ,
45.Nm memset
46.Nd byte string operations
47.Sh LIBRARY
48.Lb libc
49.Sh SYNOPSIS
50.In string.h
51.Ft int
52.Fn bcmp "const void *b1" "const void *b2" "size_t len"
53.Ft void
54.Fn bcopy "const void *src" "void *dst" "size_t len"
55.Ft void
56.Fn bzero "void *b" "size_t len"
57.Ft void *
58.Fn memchr "const void *b" "int c" "size_t len"
59.Ft int
60.Fn memcmp "const void *b1" "const void *b2" "size_t len"
61.Ft void *
62.Fn memccpy "void *dst" "const void *src" "int c" "size_t len"
63.Ft void *
64.Fn memcpy "void *dst" "const void *src" "size_t len"
65.Ft void *
66.Fn memmove "void *dst" "const void *src" "size_t len"
67.Ft void *
68.Fn memset "void *b" "int c" "size_t len"
69.Sh DESCRIPTION
70These functions operate on variable length strings of bytes.
71They do not check for terminating null bytes as the routines
72listed in
73.Xr string 3
74do.
75.Pp
76See the specific manual pages for more information.
77.Sh SEE ALSO
78.Xr bcmp 3 ,
79.Xr bcopy 3 ,
80.Xr bzero 3 ,
81.Xr memccpy 3 ,
82.Xr memchr 3 ,
83.Xr memcmp 3 ,
84.Xr memcpy 3 ,
85.Xr memmove 3 ,
86.Xr memset 3
87.Sh STANDARDS
88The functions
89.Fn memchr ,
90.Fn memcmp ,
91.Fn memcpy ,
92.Fn memmove ,
93and
94.Fn memset
95conform to
96.St -isoC .
97.Sh HISTORY
98The functions
99.Fn bzero
100and
101.Fn memccpy
102appeared in
103.Bx 4.3 ;
104the functions
105.Fn bcmp ,
106.Fn bcopy ,
107appeared in
108.Bx 4.2 .
109