[Xen-changelog] [xen-unstable] [VTPM] Fix vTPM function in HVM domain

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1190124338 -3600
# Node ID 3ce70f7312d9e32aa9f0287a839a5599cd689ea9
# Parent  15babb02bc75343309ba39438f0399e5f4de2d41
[VTPM] Fix vTPM function in HVM domain

In Windows on HVM domain, GetPubkey function and Seal function become
an error.

Signed-off-by: Kouichi YASAKI <yasaki.kouichi@xxxxxxxxxxxxxx>
---
 tools/vtpm/tpm_emulator.patch |   26 ++++++++++++++++++++++++--
 1 files changed, 24 insertions(+), 2 deletions(-)

diff -r 15babb02bc75 -r 3ce70f7312d9 tools/vtpm/tpm_emulator.patch
--- a/tools/vtpm/tpm_emulator.patch     Tue Sep 18 14:59:25 2007 +0100
+++ b/tools/vtpm/tpm_emulator.patch     Tue Sep 18 15:05:38 2007 +0100
@@ -547,10 +547,31 @@ diff -uprN orig/tpm_emulator-0.4/README 
  Installation
  --------------------------------------------------------------------------
  The compilation and installation process uses the build environment for 
+diff -uprN orig/tpm_emulator-0.4/tpm/tpm_cmd_handler.c 
tpm_emulator/tpm/tpm_cmd_handler.c
+--- orig/tpm_emulator-0.4/tpm/tpm_cmd_handler.c        2006-06-23 
19:37:07.000000000 +0900
++++ tpm_emulator/tpm/tpm_cmd_handler.c 2007-09-12 20:23:00.000000000 +0900
+@@ -565,7 +565,7 @@ static TPM_RESULT execute_TPM_Seal(TPM_R
+   if (tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &keyHandle)
+       || tpm_unmarshal_TPM_ENCAUTH(&ptr, &len, &encAuth)
+       || tpm_unmarshal_UINT32(&ptr, &len, &pcrInfoSize)
+-      || tpm_unmarshal_TPM_PCR_INFO(&ptr, &len, &pcrInfo)
++      || (pcrInfoSize >0 && tpm_unmarshal_TPM_PCR_INFO(&ptr, &len, &pcrInfo))
+       || tpm_unmarshal_UINT32(&ptr, &len, &inDataSize)
+       || tpm_unmarshal_BLOB(&ptr, &len, &inData, inDataSize)
+       || len != 0) return TPM_BAD_PARAMETER;
+@@ -798,7 +798,7 @@ static TPM_RESULT execute_TPM_Sealx(TPM_
+   if (tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &keyHandle)
+       || tpm_unmarshal_TPM_ENCAUTH(&ptr, &len, &encAuth)
+       || tpm_unmarshal_UINT32(&ptr, &len, &pcrInfoSize)
+-      || tpm_unmarshal_TPM_PCR_INFO(&ptr, &len, &pcrInfo)
++      || (pcrInfoSize > 0 && tpm_unmarshal_TPM_PCR_INFO(&ptr, &len, &pcrInfo))
+       || tpm_unmarshal_UINT32(&ptr, &len, &inDataSize)
+       || tpm_unmarshal_BLOB(&ptr, &len, &inData, inDataSize)
+       || len != 0) return TPM_BAD_PARAMETER;
 diff -uprN orig/tpm_emulator-0.4/tpm/tpm_credentials.c 
tpm_emulator/tpm/tpm_credentials.c
---- orig/tpm_emulator-0.4/tpm/tpm_credentials.c        2006-06-23 
03:37:07.000000000 -0700
-+++ tpm_emulator/tpm/tpm_credentials.c 2006-07-24 14:35:35.000000000 -0700
-@@ -47,16 +47,16 @@ int tpm_compute_pubkey_checksum(TPM_NONC
+--- orig/tpm_emulator-0.4/tpm/tpm_credentials.c        2006-06-23 
19:37:07.000000000 +0900
++++ tpm_emulator/tpm/tpm_credentials.c 2007-09-12 20:23:30.000000000 +0900
+@@ -47,20 +47,20 @@ int tpm_compute_pubkey_checksum(TPM_NONC
  
  TPM_RESULT tpm_get_pubek(TPM_PUBKEY *pubEndorsementKey)
  {
@@ -572,6 +593,11 @@ diff -uprN orig/tpm_emulator-0.4/tpm/tpm
    pubEndorsementKey->algorithmParms.algorithmID = TPM_ALG_RSA;
    pubEndorsementKey->algorithmParms.encScheme = TPM_ES_RSAESOAEP_SHA1_MGF1;
    pubEndorsementKey->algorithmParms.sigScheme = TPM_SS_NONE;
+-  pubEndorsementKey->algorithmParms.parms.rsa.keyLength = key_length;
++  pubEndorsementKey->algorithmParms.parms.rsa.keyLength = key_length << 3;
+   pubEndorsementKey->algorithmParms.parms.rsa.numPrimes = 2;
+   pubEndorsementKey->algorithmParms.parms.rsa.exponentSize = 0;
+   pubEndorsementKey->algorithmParms.parms.rsa.exponent = NULL;
 @@ -175,6 +175,7 @@ TPM_RESULT TPM_OwnerReadInternalPub(TPM_
  {
    TPM_RESULT res;

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