def sp.bb16

bend-osdev-cipher-modes@0.1.0.0 · PROOF.bend:762

import bend-osdev-cipher-modes@0.1.0.0/PROOF.bend as PROOF
import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M

762# a block of exactly 16 bytes gives them back, masked
763def sp.bb16(ys: List<&2, U32>) -> {Nat.is_eq(B.len(ys), 16n) == True{} : Bool} -> {M.cm.bytes_of(M.cm.block_of(ys)) == B.mask(ys) : List<&2, U32>}:
764  match ys:
765    case Nil{}:
766      h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Nil{})) == B.mask(Nil{}) : List<&2, U32>}, h)
767    case Con{+y0, +r0}:
768      match r0:
769        case Nil{}:
770          h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Nil{}})) == B.mask(Con{y0, Nil{}}) : List<&2, U32>}, h)
771        case Con{+y1, +r1}:
772          match r1:
773            case Nil{}:
774              h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Nil{}}})) == B.mask(Con{y0, Con{y1, Nil{}}}) : List<&2, U32>}, h)
775            case Con{+y2, +r2}:
776              match r2:
777                case Nil{}:
778                  h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Nil{}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Nil{}}}}) : List<&2, U32>}, h)
779                case Con{+y3, +r3}:
780                  match r3:
781                    case Nil{}:
782                      h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Nil{}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Nil{}}}}}) : List<&2, U32>}, h)
783                    case Con{+y4, +r4}:
784                      match r4:
785                        case Nil{}:
786                          h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Nil{}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Nil{}}}}}}) : List<&2, U32>}, h)
787                        case Con{+y5, +r5}:
788                          match r5:
789                            case Nil{}:
790                              h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Nil{}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Nil{}}}}}}}) : List<&2, U32>}, h)
791                            case Con{+y6, +r6}:
792                              match r6:
793                                case Nil{}:
794                                  h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Nil{}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Nil{}}}}}}}}) : List<&2, U32>}, h)
795                                case Con{+y7, +r7}:
796                                  match r7:
797                                    case Nil{}:
798                                      h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Nil{}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Nil{}}}}}}}}}) : List<&2, U32>}, h)
799                                    case Con{+y8, +r8}:
800                                      match r8:
801                                        case Nil{}:
802                                          h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Nil{}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Nil{}}}}}}}}}}) : List<&2, U32>}, h)
803                                        case Con{+y9, +r9}:
804                                          match r9:
805                                            case Nil{}:
806                                              h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Nil{}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Nil{}}}}}}}}}}}) : List<&2, U32>}, h)
807                                            case Con{+y10, +r10}:
808                                              match r10:
809                                                case Nil{}:
810                                                  h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Nil{}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Nil{}}}}}}}}}}}}) : List<&2, U32>}, h)
811                                                case Con{+y11, +r11}:
812                                                  match r11:
813                                                    case Nil{}:
814                                                      h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Nil{}}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Nil{}}}}}}}}}}}}}) : List<&2, U32>}, h)
815                                                    case Con{+y12, +r12}:
816                                                      match r12:
817                                                        case Nil{}:
818                                                          h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Nil{}}}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Nil{}}}}}}}}}}}}}}) : List<&2, U32>}, h)
819                                                        case Con{+y13, +r13}:
820                                                          match r13:
821                                                            case Nil{}:
822                                                              h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Nil{}}}}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Nil{}}}}}}}}}}}}}}}) : List<&2, U32>}, h)
823                                                            case Con{+y14, +r14}:
824                                                              match r14:
825                                                                case Nil{}:
826                                                                  h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Con{y14, Nil{}}}}}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Con{y14, Nil{}}}}}}}}}}}}}}}}) : List<&2, U32>}, h)
827                                                                case Con{+y15, +t}:
828                                                                  match t:
829                                                                    case Nil{}:
830                                                                      h => sp.blk16g(y0, y1, y2, y3, y4, y5, y6, y7, y8, y9, y10, y11, y12, y13, y14, y15, Nil{})
831                                                                    case Con{+z, +zs}:
832                                                                      h => bo.absurd({M.cm.bytes_of(M.cm.block_of(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Con{y14, Con{y15, Con{z, zs}}}}}}}}}}}}}}}}})) == B.mask(Con{y0, Con{y1, Con{y2, Con{y3, Con{y4, Con{y5, Con{y6, Con{y7, Con{y8, Con{y9, Con{y10, Con{y11, Con{y12, Con{y13, Con{y14, Con{y15, Con{z, zs}}}}}}}}}}}}}}}}}) : List<&2, U32>}, h)

Uses (10)

Used by (1)