Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
integer(kind=I8P), | intent(in) | :: | n | Number to be encoded. |
||
character(len=:), | intent(out), | allocatable | :: | code | Encoded scalar. |
Encode scalar number to base64 (I8P).
Type | Visibility | Attributes | Name | Initial | |||
---|---|---|---|---|---|---|---|
integer(kind=I1P), | public, | allocatable | :: | nI1P(:) | One byte integer array containing n. |
||
integer(kind=I4P), | public | :: | padd | Number of padding characters ('='). |
pure subroutine b64_encode_I8(n, code)
!---------------------------------------------------------------------------------------------------------------------------------
!< Encode scalar number to base64 (I8P).
!---------------------------------------------------------------------------------------------------------------------------------
integer(I8P), intent(in) :: n !< Number to be encoded.
character(len=:), allocatable, intent(out) :: code !< Encoded scalar.
integer(I1P), allocatable :: nI1P(:) !< One byte integer array containing n.
integer(I4P) :: padd !< Number of padding characters ('=').
!---------------------------------------------------------------------------------------------------------------------------------
!---------------------------------------------------------------------------------------------------------------------------------
allocate(nI1P(1:((BYI8P+2)/3)*3)) ; nI1P = 0_I1P
code = repeat(' ',((BYI8P+2)/3)*4)
nI1P = transfer(n,nI1P)
padd = mod((BYI8P),3_I8P) ; if (padd>0_I4P) padd = 3_I4P - padd
call encode_bits(bits=nI1P,padd=padd,code=code)
return
!---------------------------------------------------------------------------------------------------------------------------------
endsubroutine b64_encode_I8