[PATCH v3 6/9] tests: tpm: Create TPM 1.2 response in TPM emulator

[Stefan Berger]

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>

---
v3:
  - Added TPM_VERSION_1_2 enum for when CONFIG_TPM is not defined
---
 tests/qtest/tpm-emu.c | 5 +++++
 tests/qtest/tpm-emu.h | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/tests/qtest/tpm-emu.c b/tests/qtest/tpm-emu.c
index 8baf49eafd..32c704194b 100644
--- a/tests/qtest/tpm-emu.c
+++ b/tests/qtest/tpm-emu.c
@@ -62,6 +62,11 @@ static void *tpm_emu_tpm_thread(void *data)
             s->tpm_msg->len = cpu_to_be32(sizeof(struct tpm_hdr));
             s->tpm_msg->code = cpu_to_be32(TPM_RC_FAILURE);
             break;
+        case TPM_VERSION_1_2:
+            s->tpm_msg->tag = cpu_to_be16(TPM_TAG_RSP_COMMAND);
+            s->tpm_msg->len = cpu_to_be32(sizeof(struct tpm_hdr));
+            s->tpm_msg->code = cpu_to_be32(TPM_FAIL);
+            break;
         default:
             g_debug("unsupport TPM version %u", s->tpm_version);
             g_assert_not_reached();
diff --git a/tests/qtest/tpm-emu.h b/tests/qtest/tpm-emu.h
index 610519883a..fcb5d7a1d6 100644
--- a/tests/qtest/tpm-emu.h
+++ b/tests/qtest/tpm-emu.h
@@ -16,6 +16,9 @@
 #define TPM_RC_FAILURE 0x101
 #define TPM2_ST_NO_SESSIONS 0x8001
 
+#define TPM_FAIL 9
+#define TPM_TAG_RSP_COMMAND 0xc4
+
 #include "qemu/sockets.h"
 #include "io/channel.h"
 #include "sysemu/tpm.h"
@@ -29,6 +32,7 @@ struct tpm_hdr {
 
 #ifndef CONFIG_TPM
 enum TPMVersion {
+    TPM_VERSION_1_2 = 1,
     TPM_VERSION_2_0 = 2,
 };
 #endif
-- 
2.31.1