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Unified Diff: mtm/mtm_data.c

Issue 660204: Upgrade to tpm-emulator version 0.7. (Closed)
Patch Set: Created 10 years, 10 months ago
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Index: mtm/mtm_data.c
diff --git a/mtm/mtm_data.c b/mtm/mtm_data.c
new file mode 100644
index 0000000000000000000000000000000000000000..4449da01f5f4ff7846d02ed267f202aa95fc176c
--- /dev/null
+++ b/mtm/mtm_data.c
@@ -0,0 +1,62 @@
+/* Software-based Mobile Trusted Module (MTM) Emulator
+ * Copyright (C) 2004-2010 Mario Strasser <mast@gmx.net>
+ *
+ * This module is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; either version 2 of the License,
+ * or (at your option) any later version.
+ *
+ * This module is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * $Id$
+ */
+
+#include "mtm_data.h"
+#include "tpm/tpm_data.h"
+
+MTM_DATA mtmData;
+
+static void set_counter(unsigned int num, const char *label)
+{
+ TPM_COUNTER_VALUE *counter = &tpmData.permanent.data.counters[num];
+ counter->valid = TRUE;
+ counter->tag = TPM_TAG_COUNTER_VALUE;
+ memcpy(counter->label, label, sizeof(counter->label));
+ counter->counter = 1;
+ memset(counter->usageAuth, 0, sizeof(TPM_SECRET));
+}
+
+void mtm_init_data(void)
+{
+ int i;
+ info("initializing MTM data to default values");
+ /* reset all data to NULL, FALSE or 0 */
+ memset(&mtmData, 0, sizeof(mtmData));
+ mtmData.permanent.data.tag = MTM_TAG_PERMANENT_DATA;
+ /* set specification version */
+ mtmData.permanent.data.specMajor = 0x01;
+ mtmData.permanent.data.specMinor = 0x00;
+ /* define verified PCRs */
+ mtmData.permanent.data.verifiedPCRs.sizeOfSelect = TPM_NUM_PCR / 8;
+ for (i = 0; i < TPM_NUM_PCR / 8; i++) {
+ mtmData.permanent.data.verifiedPCRs.pcrSelect[i] = 0x00;
+ }
+ /* map MTM counters to TPM counters */
+ set_counter(MTM_COUNTER_SELECT_BOOTSTRAP, "MTM1");
+ set_counter(MTM_COUNTER_SELECT_RIMPROTECT, "MTM2");
+ set_counter(MTM_COUNTER_SELECT_STORAGEPROTECT, "MTM3");
+ /* the field integrityCheckRootData is filled when the first verification key is loaded */
+ memset(mtmData.permanent.data.integrityCheckRootData, 0xff,
+ sizeof(mtmData.permanent.data.integrityCheckRootData));
+ /* set internal verification key */
+ memcpy(mtmData.permanent.data.internalVerificationKey,
+ "\x77\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
+ "\x00\x00\x00\x77", sizeof(TPM_SECRET));
+ /* init flags */
+ mtmData.stany.flags.tag = MTM_TAG_STANY_FLAGS;
+ mtmData.stany.flags.loadVerificationRootKeyEnabled = TRUE;
+}
+
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