From 9fc2b129167e1f2a16d942369f057f618a00d81c Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Wed, 7 Nov 2018 22:18:04 +0100 Subject: Move section 3 man pages to man3/ and add libsimple.h.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- man3/libsimple_memelem.3 | 84 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 man3/libsimple_memelem.3 (limited to 'man3/libsimple_memelem.3') diff --git a/man3/libsimple_memelem.3 b/man3/libsimple_memelem.3 new file mode 100644 index 0000000..833e246 --- /dev/null +++ b/man3/libsimple_memelem.3 @@ -0,0 +1,84 @@ +.TH LIBSIMPLE_MEMELEM 3 2018-10-20 libsimple +.SH NAME +libsimple_memelem \- find aligned byte string in memory +.SH SYNOPSIS +.nf +#include + +void *libsimple_memelem(const void *\fIhaystack\fP, size_t \fInhaystack\fP, const void *\fIneedle\fP, size_t \fInneedle\fP); + +#ifndef memelem +# define memelem libsimple_memelem +#endif +.fi +.PP +Link with +.IR \-lsimple . +.SH DESCRIPTION +The +.BR libsimple_memelem () +function scans the memory segment +.IR haystack , +with the size +.IR nhaystack*nneedle , +for the first occurence of the byte string +.I needle +with the size +.IR nneedle , +and with an offset equivalent to zero modulo +.IR nneedle . +.PP +The comparison is case-sensitive. +.SH RETURN VALUE +The +.BR libsimple_memelem () +function returns the pointer +.I s +with a minimal offset such that +.IR !memcmp(r,needle,nneedle) , +where +.I r +is the returned pointer, and such that +the offset is equivalent to zero modulo +.IR nneedle . +If no such offset exists, +.B NULL +is returned. +.SH ERRORS +The +.BR libsimple_memelem () +function cannot fail. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lb lb lb +l l l. +Interface Attribute Value +T{ +.BR libsimple_memelem () +T} Thread safety MT-Safe +T{ +.BR libsimple_memelem () +T} Async-signal safety AS-Safe +T{ +.BR libsimple_memelem () +T} Async-cancel safety AC-Safe +.TE +.SH EXAMPLES +None. +.SH APPLICATION USAGE +None. +.SH RATIONALE +None. +.SH FUTURE DIRECTIONS +None. +.SH NOTES +None. +.SH BUGS +None. +.SH SEE ALSO +.BR libsimple_memrelem (3), +.BR libsimple_memmem (3), +.BR memchr (3) -- cgit v1.2.3-70-g09d2