On Mon, Jan 23, 2017 at 01:44:28AM +0200, Jarkko Sakkinen wrote: > This patch set adds support for TPM spaces that provide a context > for isolating and swapping transient objects. The content does > not yet include support for policy and HMAC sessions. > > There's a test script for trying out TPM spaces in > > git://git.infradead.org/users/jjs/tpm2-scripts.git > > A simple smoke test can be run by > > sudo python -m unittest -v tpm2_smoke.SpaceTest > > v2: > Changed to James' proposal of API. I did not make any other changes > except split core TPM space code its own patch because I want to find > consensus on the API before polishing the corners. Thus, this version > also carries the RFC tag. I have not yet locked in my standpoint whether > ioctl or a device file is a better deal. > > v3: > - Check TPM return code in tpm_map_response. > - Reference tracking for /dev/tpms0. > - clear_bit(is_open) was removed from tpm-dev.c. Added it back. > - Use response length as the buffer size limit in tpm2_commit_space. > - This version now passes again my smoke tests. > > v4: > - Lots of small bug fixes and clean ups. > - Quirk for TPM2_CC_FlushHandle
Thought that this would be a good checkpoint as there was this nasty issue with flushing and there's been a bunch of improvements to these commits. Now there should be more reusable code for sessions. /Jarkko > James Bottomley (2): > tpm: split out tpm-dev.c into tpm-dev.c and tpm-common-dev.c > tpm2: expose spaces via a device link /dev/tpms<n> > > Jarkko Sakkinen (3): > tpm: validate TPM 2.0 commands > tpm: export tpm2_flush_context_cmd > tpm: infrastructure for TPM spaces > > drivers/char/tpm/Makefile | 2 +- > drivers/char/tpm/tpm-chip.c | 78 ++++++++- > drivers/char/tpm/tpm-dev-common.c | 145 ++++++++++++++++ > drivers/char/tpm/tpm-dev.c | 140 ++-------------- > drivers/char/tpm/tpm-dev.h | 27 +++ > drivers/char/tpm/tpm-interface.c | 113 +++++++++---- > drivers/char/tpm/tpm-sysfs.c | 2 +- > drivers/char/tpm/tpm.h | 57 ++++++- > drivers/char/tpm/tpm2-cmd.c | 150 ++++++++++++----- > drivers/char/tpm/tpm2-space.c | 336 > ++++++++++++++++++++++++++++++++++++++ > drivers/char/tpm/tpms-dev.c | 65 ++++++++ > 11 files changed, 903 insertions(+), 212 deletions(-) > create mode 100644 drivers/char/tpm/tpm-dev-common.c > create mode 100644 drivers/char/tpm/tpm-dev.h > create mode 100644 drivers/char/tpm/tpm2-space.c > create mode 100644 drivers/char/tpm/tpms-dev.c > > -- > 2.9.3 > > -- > To unsubscribe from this list: send the line "unsubscribe > linux-security-module" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ tpmdd-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/tpmdd-devel
