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refactored PA-TNC message handling by IMVs

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This commit is contained in:
Andreas Steffen
2012-10-17 23:15:14 +02:00
parent f8a70254a9
commit 6a61b79583
14 changed files with 1000 additions and 625 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libpts/plugins/imv_attestation/imv_attestation_build.c
+15 -13
View File
@@ -29,7 +29,7 @@
#include <debug.h>
bool imv_attestation_build(linked_list_t *attr_list,
bool imv_attestation_build(imv_msg_t *out_msg,
imv_attestation_state_t *attestation_state,
pts_meas_algorithms_t supported_algorithms,
pts_dh_group_t supported_dh_groups,
@@ -76,12 +76,12 @@ bool imv_attestation_build(linked_list_t *attr_list,
flags = pts->get_proto_caps(pts);
attr = tcg_pts_attr_proto_caps_create(flags, TRUE);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
/* Send Measurement Algorithms attribute */
attr = tcg_pts_attr_meas_algo_create(supported_algorithms, FALSE);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
attestation_state->set_handshake_state(attestation_state,
IMV_ATTESTATION_STATE_NONCE_REQ);
@@ -97,7 +97,7 @@ bool imv_attestation_build(linked_list_t *attr_list,
attr = tcg_pts_attr_dh_nonce_params_req_create(min_nonce_len,
supported_dh_groups);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
attestation_state->set_handshake_state(attestation_state,
IMV_ATTESTATION_STATE_TPM_INIT);
@@ -116,18 +116,18 @@ bool imv_attestation_build(linked_list_t *attr_list,
attr = tcg_pts_attr_dh_nonce_finish_create(selected_algorithm,
initiator_value, initiator_nonce);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
}
/* Send Get TPM Version attribute */
attr = tcg_pts_attr_get_tpm_version_info_create();
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
/* Send Get AIK attribute */
attr = tcg_pts_attr_get_aik_create();
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
attestation_state->set_handshake_state(attestation_state,
IMV_ATTESTATION_STATE_MEAS);
@@ -140,7 +140,7 @@ bool imv_attestation_build(linked_list_t *attr_list,
char *platform_info, *pathname;
u_int16_t request_id;
int id, type;
bool is_dir;
bool is_dir, have_request = FALSE;
attestation_state->set_handshake_state(attestation_state,
IMV_ATTESTATION_STATE_COMP_EVID);
@@ -173,7 +173,8 @@ bool imv_attestation_build(linked_list_t *attr_list,
attr = tcg_pts_attr_req_file_meta_create(is_dir, delimiter,
pathname);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
have_request = TRUE;
}
enumerator->destroy(enumerator);
@@ -194,12 +195,13 @@ bool imv_attestation_build(linked_list_t *attr_list,
attr = tcg_pts_attr_req_file_meas_create(is_dir, request_id,
delimiter, pathname);
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
have_request = TRUE;
}
enumerator->destroy(enumerator);
/* do we have any file metadata or measurement requests? */
if (attr_list->get_count(attr_list))
if (have_request)
{
break;
}
@@ -282,12 +284,12 @@ bool imv_attestation_build(linked_list_t *attr_list,
if (attr)
{
/* Send Request Functional Component Evidence attribute */
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
/* Send Generate Attestation Evidence attribute */
attr = tcg_pts_attr_gen_attest_evid_create();
attr->set_noskip_flag(attr, TRUE);
attr_list->insert_last(attr_list, attr);
out_msg->add_attribute(out_msg, attr);
attestation_state->set_handshake_state(attestation_state,
IMV_ATTESTATION_STATE_EVID_FINAL);