[Xen-devel] [PATCH 17/19] Qemu-Xen-vTPM: Move tpm_passthrough_is_selftest() into tpm_util.c

[Emil Condrea <emilcondrea@xxxxxxxxx>]

Also rename it to tpm_util_is_selftest().

Signed-off-by: Quan Xu <quan.xu@xxxxxxxxx>
Signed-off-by: Emil Condrea <emilcondrea@xxxxxxxxx>
Reviewed-by: Stefan Berger <stefanb@xxxxxxxxxxxxxxxxxx>
---
 hw/tpm/Makefile.objs     |  2 +-
 hw/tpm/tpm_passthrough.c | 13 +------------
 hw/tpm/tpm_util.c        | 11 +++++++++++
 hw/tpm/tpm_util.h        |  1 +
 4 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/hw/tpm/Makefile.objs b/hw/tpm/Makefile.objs
index b0a821c..16b1447 100644
--- a/hw/tpm/Makefile.objs
+++ b/hw/tpm/Makefile.objs
@@ -1,3 +1,3 @@
-common-obj-$(CONFIG_TPM_TIS) += tpm_tis.o
+common-obj-$(CONFIG_TPM_TIS) += tpm_tis.o tpm_util.o
 common-obj-$(CONFIG_TPM_PASSTHROUGH) += tpm_passthrough.o tpm_util.o
 common-obj-$(CONFIG_TPM_XENSTUBDOMS) += xen_vtpm_frontend.o
diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c
index e88c0d2..dba408b 100644
--- a/hw/tpm/tpm_passthrough.c
+++ b/hw/tpm/tpm_passthrough.c
@@ -137,17 +137,6 @@ static void tpm_write_fatal_error_response(uint8_t *out, 
uint32_t out_len)
     }
 }
 
-static bool tpm_passthrough_is_selftest(const uint8_t *in, uint32_t in_len)
-{
-    struct tpm_req_hdr *hdr = (struct tpm_req_hdr *)in;
-
-    if (in_len >= sizeof(*hdr)) {
-        return (be32_to_cpu(hdr->ordinal) == TPM_ORD_ContinueSelfTest);
-    }
-
-    return false;
-}
-
 static int tpm_passthrough_unix_tx_bufs(TPMPassthruState *tpm_pt,
                                         const uint8_t *in, uint32_t in_len,
                                         uint8_t *out, uint32_t out_len,
@@ -161,7 +150,7 @@ static int tpm_passthrough_unix_tx_bufs(TPMPassthruState 
*tpm_pt,
     tpm_pt->tpm_executing = true;
     *selftest_done = false;
 
-    is_selftest = tpm_passthrough_is_selftest(in, in_len);
+    is_selftest = tpm_util_is_selftest(in, in_len);
 
     ret = tpm_passthrough_unix_write(tpm_pt->tpm_fd, in, in_len);
     if (ret != in_len) {
diff --git a/hw/tpm/tpm_util.c b/hw/tpm/tpm_util.c
index 7b35429..323f4ae 100644
--- a/hw/tpm/tpm_util.c
+++ b/hw/tpm/tpm_util.c
@@ -125,3 +125,14 @@ int tpm_util_test_tpmdev(int tpm_fd, TPMVersion 
*tpm_version)
 
     return 1;
 }
+
+bool tpm_util_is_selftest(const uint8_t *in, uint32_t in_len)
+{
+    struct tpm_req_hdr *hdr = (struct tpm_req_hdr *)in;
+
+    if (in_len >= sizeof(*hdr)) {
+        return (be32_to_cpu(hdr->ordinal) == TPM_ORD_ContinueSelfTest);
+    }
+
+    return false;
+}
diff --git a/hw/tpm/tpm_util.h b/hw/tpm/tpm_util.h
index e7f354a..b629663 100644
--- a/hw/tpm/tpm_util.h
+++ b/hw/tpm/tpm_util.h
@@ -24,5 +24,6 @@
 #include "sysemu/tpm_backend.h"
 
 int tpm_util_test_tpmdev(int tpm_fd, TPMVersion *tpm_version);
+bool tpm_util_is_selftest(const uint8_t *in, uint32_t in_len);
 
 #endif /* TPM_TPM_UTILS_H */
-- 
1.9.1


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