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Man Pages


Manual Reference Pages  -  LIBOWFAT_RANGE_PTRINBUF (3)

NAME

range_ptrinbuf - range check pointer in buffer

CONTENTS

Syntax
Description

SYNTAX

#include <rangecheck.h>

int range_ptrinbuf(const void* buf,size_t len,const void* ptr);

DESCRIPTION

range_ptrinbuf checks if ptr points to buf[0..len-1].

RETURN VALUE

If the buffer is implausible (buf is NULL or buf+len has an integer overflow), return 0.

If ptr points to one of buf[0], buf[1], ... or buf[len-1], return 1.

Otherwise, return 0.

SEE ALSO

rangecheck(3)
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