memchk.h

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#ifndef RWSTD_MEMCHK_H_INCLUDED
#define RWSTD_MEMCHK_H_INCLUDED
 
#include <cstddef>
 
// checks if the first argument points to a readable region of memory
// of the given size; returns the size on success, -1 otherwise
std::size_t memchk (const void*, std::size_t);
 
// checks of the argument points to a valid NUL-terminated character
// string; returns the length of the string on success, -1 otherwise
std::size_t strchk (const char*);
 
#endif   // RWSTD_MEMCHK_H_INCLUDED