From ec0cbe2001ab7d07b50a7ec016bd343b6ba78b80 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 25 Nov 2018 11:28:48 +0100 Subject: Add man pages MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- man3/libsimple_rawmemelem.3 | 87 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 man3/libsimple_rawmemelem.3 (limited to 'man3/libsimple_rawmemelem.3') diff --git a/man3/libsimple_rawmemelem.3 b/man3/libsimple_rawmemelem.3 new file mode 100644 index 0000000..4e83ed0 --- /dev/null +++ b/man3/libsimple_rawmemelem.3 @@ -0,0 +1,87 @@ +.TH LIBSIMPLE_RAWMEMELEM 3 2018-11-24 libsimple +.SH NAME +libsimple_rawmemelem \- find aligned byte string in memory +.SH SYNOPSIS +.nf +#include + +void *libsimple_rawmemelem(const void *\fIhaystack\fP, const void *\fIneedle\fP, size_t \fInneedle\fP); + +#ifndef rawmemelem +# define rawmemelem libsimple_rawmemelem +#endif +.fi +.PP +Link with +.IR \-lsimple . +.SH DESCRIPTION +The +.BR libsimple_rawmemelem () +function scans the memory segment +.IR haystack , +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 +.BR libsimple_rawmemelem () +function assumes there is at least one +occurence, its behaviour is undefined +if this is not the case. +.PP +The comparison is case-sensitive. +.SH RETURN VALUE +The +.BR libsimple_rawmemelem () +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, the behaviour is undefined. +.SH ERRORS +The +.BR libsimple_rawmemelem () +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_rawmemelem () +T} Thread safety MT-Safe +T{ +.BR libsimple_rawmemelem () +T} Async-signal safety AS-Safe +T{ +.BR libsimple_rawmemelem () +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_rawmemelem_inv (3), +.BR libsimple_rawmemrelem (3), +.BR libsimple_memelem (3), +.BR libsimple_rawmemchr (3) -- cgit v1.2.3-70-g09d2