[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH][VTPM] re-send:Fix vTPM function in HVM domain
Hi, In Windows on HVM domain, GetPubkey function and Seal function become an error. Attached is a patch that fixes the error. In this patch, I use tpm-emulator0.5 code that fixed this bug. Signed-off-by: Kouichi YASAKI <yasaki.kouichi@xxxxxxxxxxxxxx> Thanks Kouichi YASAKI diff -r 9071521d4864 tools/vtpm/tpm_emulator.patch --- a/tools/vtpm/tpm_emulator.patch Fri Sep 07 11:39:10 2007 +0100 +++ b/tools/vtpm/tpm_emulator.patch Wed Sep 12 20:29:16 2007 +0900 @@ -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; _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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