Man page - range_ptrinbuf(3)

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Manual

range_ptrinbuf

NAME
SYNTAX
DESCRIPTION
RETURN VALUE
SEE ALSO

NAME

range_ptrinbuf - range check pointer in buffer

SYNTAX

#include <libowfat/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)