diff options
| author | Christian Walter <christian.walter@9elements.com> | 2020-01-28 19:54:33 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-02-04 16:16:20 +0000 |
| commit | c9ac0bcb9827ab2bef5fd7548eb13302cfd9c57d (patch) | |
| tree | 969e2d5887a573df661edfd09a3a86b275682575 /src/security/tpm/tss/tcg-2.0/tss_marshaling.c | |
| parent | e65f500a0b90ccbf1a172427b7a61a047571ff02 (diff) | |
security/tpm/tss: Add ClearControl Function
Add ClearControl Function which is needed for a follow-up patch.
Change-Id: Ia19185528fd821e420b0bdb424760c93b79523a4
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38617
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'src/security/tpm/tss/tcg-2.0/tss_marshaling.c')
| -rw-r--r-- | src/security/tpm/tss/tcg-2.0/tss_marshaling.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/security/tpm/tss/tcg-2.0/tss_marshaling.c b/src/security/tpm/tss/tcg-2.0/tss_marshaling.c index 48798c7a04..45ade1a314 100644 --- a/src/security/tpm/tss/tcg-2.0/tss_marshaling.c +++ b/src/security/tpm/tss/tcg-2.0/tss_marshaling.c @@ -281,6 +281,24 @@ static int marshal_hierarchy_control(struct obuf *ob, return rc; } +static int marshal_clear_control(struct obuf *ob, + struct tpm2_clear_control_cmd *command_body) +{ + int rc = 0; + struct tpm2_session_header session_header; + + tpm_tag = TPM_ST_SESSIONS; + + rc |= marshal_TPM_HANDLE(ob, TPM_RH_PLATFORM); + memset(&session_header, 0, sizeof(session_header)); + session_header.session_handle = TPM_RS_PW; + rc |= marshal_session_header(ob, &session_header); + + rc |= obuf_write_be8(ob, command_body->disable); + + return rc; +} + static int marshal_cr50_vendor_command(struct obuf *ob, void *command_body) { int rc = 0; @@ -383,6 +401,10 @@ int tpm_marshal_command(TPM_CC command, void *tpm_command_body, struct obuf *ob) rc |= marshal_hierarchy_control(ob, tpm_command_body); break; + case TPM2_ClearControl: + rc |= marshal_clear_control(ob, tpm_command_body); + break; + case TPM2_Clear: rc |= marshal_clear(ob); break; @@ -583,6 +605,7 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command, struct ibuf *ib) case TPM2_Hierarchy_Control: case TPM2_Clear: + case TPM2_ClearControl: case TPM2_NV_DefineSpace: case TPM2_NV_Write: case TPM2_NV_WriteLock: |