On Wed, Aug 3, 2022 at 3:41 PM Nathan Huckleberry <nhuck@xxxxxxxxxx> wrote: > > This patchset is not intended to be accepted yet. It is reliant on HCTR2 > support in the kernel which has not yet been accepted. See the HCTR2 patchset > here: https://lore.kernel.org/all/20220520181501.2159644-1-nhuck@xxxxxxxxxx/ Oops, I need to remove this. > > HCTR2 is a new wide-block encryption mode that can used for filename encryption > in fscrypt. This patchset adds a reference implementation of HCTR2 to the > fscrypt testing utility and adds tests for filename encryption with HCTR2. > > More information on HCTR2 can be found here: "Length-preserving encryption with > HCTR2": https://ia.cr/2021/1441 > > Changes in v5: > * Added links to relevant references for POLYVAL and HCTR2 > * Removed POLYVAL partial block handling > * Referenced HCTR2 commit in test > > Changes in v4: > * Add helper functions for HCTR2 hashing > * Fix accumulator alignment bug > * Small style fixes > > Changes in v3: > * Consolidate tests into one file > > Changes in v2: > * Use POLYVAL multiplication directly instead of using GHASH trick > * Split reference implementation and tests into two patches > * Remove v1 policy tests > * Various small style fixes > > Nathan Huckleberry (2): > fscrypt-crypt-util: add HCTR2 implementation > generic: add tests for fscrypt policies with HCTR2 > > common/encrypt | 2 + > src/fscrypt-crypt-util.c | 358 ++++++++++++++++++++++++++++++++------- > tests/generic/900 | 31 ++++ > tests/generic/900.out | 16 ++ > 4 files changed, 350 insertions(+), 57 deletions(-) > create mode 100755 tests/generic/900 > create mode 100644 tests/generic/900.out > > -- > 2.37.1.455.g008518b4e5-goog >
