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This commit is contained in:
Sansar Choinyambuu
2011-11-28 14:39:52 +01:00
committed by Andreas Steffen
parent 954be9f5e4
commit b8017b5eba
20 changed files with 152 additions and 94 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libimcv/plugins/imv_attestation/imv_attestation_process.c
+36 -20
View File
@@ -65,7 +65,8 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
selected_algorithm = attr_cast->get_algorithms(attr_cast);
if (!(selected_algorithm & supported_algorithms))
{
DBG1(DBG_IMV, "PTS-IMC selected unsupported measurement algorithm");
DBG1(DBG_IMV, "PTS-IMC selected unsupported"
" measurement algorithm");
return FALSE;
}
pts->set_meas_algorithm(pts, selected_algorithm);
@@ -194,13 +195,14 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
pcr_info_inclided = attr_cast->is_pcr_info_included(attr_cast);
flags = attr_cast->get_flags(attr_cast);
depth = attr_cast->get_sub_component_depth(attr_cast);
/* TODO: Implement checking of components with its sub-components */
/* TODO: Implement check of components with its sub-components */
if (depth != 0)
{
DBG1(DBG_IMV, "Current version of Attestation IMV does not support"
"sub component measurement deeper than zero");
DBG1(DBG_IMV, "Current version of Attestation IMV does not"
" support sub component measurement deeper than zero");
}
comp_vendor_id = attr_cast->get_spec_comp_funct_name_vendor_id(attr_cast);
comp_vendor_id = attr_cast->get_spec_comp_funct_name_vendor_id(
attr_cast);
if (comp_vendor_id != PEN_TCG)
{
DBG1(DBG_IMV, "Current version of Attestation IMV supports"
@@ -253,9 +255,12 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
pcr_after = attr_cast->get_pcr_after_value(attr_cast);
measurement = attr_cast->get_comp_measurement(attr_cast);
DBG4(DBG_IMV,"PCR: %d was extended with %B", extended_pcr, &measurement);
DBG4(DBG_IMV,"PCR: %d before value: %B", extended_pcr, &pcr_before);
DBG4(DBG_IMV,"PCR: %d after value: %B", extended_pcr, &pcr_after);
DBG4(DBG_IMV,"PCR: %d was extended with %B",
extended_pcr, &measurement);
DBG4(DBG_IMV,"PCR: %d before value: %B",
extended_pcr, &pcr_before);
DBG4(DBG_IMV,"PCR: %d after value: %B",
extended_pcr, &pcr_after);
entry = malloc_thing(pcr_entry_t);
entry->pcr_number = extended_pcr;
@@ -312,7 +317,8 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
/* Check calculated PCR composite structure matches with received */
if (pcr_comp.ptr && !chunk_equals(pcr_comp, pcr_composite))
{
DBG1(DBG_IMV, "received PCR Compsosite didn't match with constructed");
DBG1(DBG_IMV, "received PCR Compsosite didn't match"
" with constructed");
chunk_clear(&pcr_composite);
chunk_clear(&quote_info);
return FALSE;
@@ -327,13 +333,15 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
chunk_clear(&quote_info);
if (tpm_quote_sign.ptr &&
!pts->verify_quote_signature(pts, quote_digest, tpm_quote_sign))
!pts->verify_quote_signature(pts, quote_digest,
tpm_quote_sign))
{
chunk_clear(&quote_digest);
return FALSE;
}
DBG2(DBG_IMV, "signature verification succeeded for TPM Quote Info");
DBG2(DBG_IMV, "signature verification succeeded for "
"TPM Quote Info");
chunk_clear(&quote_digest);
}
@@ -406,16 +414,24 @@ bool imv_attestation_process(pa_tnc_attr_t *attr, linked_list_t *attr_list,
file_count, (file_count == 1) ? "":"s");
e = metadata->create_enumerator(metadata);
while(e->enumerate(e, &entry))
while (e->enumerate(e, &entry))
{
DBG1(DBG_IMV, "File name: %s", entry->filename);
DBG1(DBG_IMV, " type: %d", entry->type);
DBG1(DBG_IMV, " size: %d", entry->filesize);
DBG1(DBG_IMV, " create time: %s", ctime(&entry->create_time));
DBG1(DBG_IMV, " last modified: %s", ctime(&entry->last_modify_time));
DBG1(DBG_IMV, " last accessed: %s", ctime(&entry->last_access_time));
DBG1(DBG_IMV, " owner id: %d", entry->owner_id);
DBG1(DBG_IMV, " group id: %d", entry->group_id);
DBG1(DBG_IMV, "File name: %s",
entry->filename);
DBG1(DBG_IMV, " type: %d",
entry->type);
DBG1(DBG_IMV, " size: %d",
entry->filesize);
DBG1(DBG_IMV, " create time: %s",
ctime(&entry->create_time));
DBG1(DBG_IMV, " last modified: %s",
ctime(&entry->last_modify_time));
DBG1(DBG_IMV, " last accessed: %s",
ctime(&entry->last_access_time));
DBG1(DBG_IMV, " owner id: %d",
entry->owner_id);
DBG1(DBG_IMV, " group id: %d",
entry->group_id);
}
e->destroy(e);