CI_SHA Class Reference

List of all members.

Public Member Functions
	CI_SHA ()
	generate ($str)
	_hex ($str)
	_ft ($t, $b, $c, $d)
	_kt ($t)
	_safe_add ($x, $y)
	_rol ($num, $cnt)
	_zero_fill ($a, $b)

---

Member Function Documentation

CI_SHA::_ft	(	$	t,
		$	b,
		$	c,
		$	d
	)

Return result based on iteration

private

Returns:

string

CI_SHA::_hex

(

$

str

)

Convert a decimal to hex

private

Parameters:

string

Returns:

string

CI_SHA::_kt

(

$

t

)

Determine the additive constant

private

Returns:

string

CI_SHA::_rol	(	$	num,
		$	cnt
	)

Bitwise rotate a 32-bit number

private

Returns:

integer

CI_SHA::_safe_add	(	$	x,
		$	y
	)

Add integers, wrapping at 2^32

private

Returns:

string

CI_SHA::_zero_fill	(	$	a,
		$	b
	)

Pad string with zero

private

Returns:

string

CI_SHA::CI_SHA

(

)

CI_SHA::generate

(

$

str

)

Generate the Hash

public

Parameters:

string

Returns:

string

---

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

• Z:/projects/CI/system/libraries/Sha1.php