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range_ptrinbuf

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range_ptrinbuf: range check pointer in buffer

NAME
range_ptrinbuf - range check pointer in buffer

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) RANGE_PTRINBUF(3)
 
 
 

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