Crypto++  6.0
Free C++ class library of cryptographic schemes
Static Public Member Functions | List of all members
SafeShifter< true > Struct Template Reference

Shifts a value in the presence of overflow. More...

Static Public Member Functions

template<class T >
static T RightShift (T value, unsigned int bits)
 Right shifts a value that overflows. More...
 
template<class T >
static T LeftShift (T value, unsigned int bits)
 Left shifts a value that overflows. More...
 

Detailed Description

template<>
struct SafeShifter< true >

Shifts a value in the presence of overflow.

the true template parameter indicates overflow would occur. In this case, SafeShifter clamps the value and returns 0.

Definition at line 2445 of file misc.h.

Member Function Documentation

◆ RightShift()

template<class T >
static T SafeShifter< true >::RightShift ( value,
unsigned int  bits 
)
inlinestatic

Right shifts a value that overflows.

Template Parameters
Tclass or type
Returns
0

Since overflow == true, the value 0 is always returned.

See also
SafeLeftShift

Definition at line 2453 of file misc.h.

◆ LeftShift()

template<class T >
static T SafeShifter< true >::LeftShift ( value,
unsigned int  bits 
)
inlinestatic

Left shifts a value that overflows.

Template Parameters
Tclass or type
Returns
0

Since overflow == true, the value 0 is always returned.

See also
SafeRightShift

Definition at line 2465 of file misc.h.


The documentation for this struct was generated from the following file: