hw/tpm: Make 'tpm_util.h' publicly accessible as "sysemu/tpm_util.h"

We are going to split the TPM backends from the TPM emulated
hardware in the next commit. Make the TPM util helpers accessible
by moving local "tpm_util.h" to global "sysemu/tpm_util.h".

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20200612085444.8362-12-philmd@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>

docs/specs/tpm.rst

@@ -234,7 +234,7 @@ PCRs.
 QEMU files related to the TPM passthrough device:
  - ``hw/tpm/tpm_passthrough.c``
  - ``hw/tpm/tpm_util.c``
- - ``hw/tpm/tpm_util.h``
+ - ``include/sysemu/tpm_util.h``
 
 
 Command line to start QEMU with the TPM passthrough device using the host's
@@ -294,7 +294,7 @@ command.
 QEMU files related to the TPM emulator device:
  - ``hw/tpm/tpm_emulator.c``
  - ``hw/tpm/tpm_util.c``
- - ``hw/tpm/tpm_util.h``
+ - ``include/sysemu/tpm_util.h``
 
 The following commands start the swtpm with a UnixIO control channel over
 a socket interface. They do not need to be run as root.

hw/tpm/tpm_crb.c

@@ -24,9 +24,9 @@
 #include "hw/acpi/tpm.h"
 #include "migration/vmstate.h"
 #include "sysemu/tpm_backend.h"
+#include "sysemu/tpm_util.h"
 #include "sysemu/reset.h"
 #include "tpm_prop.h"
-#include "tpm_util.h"
 #include "tpm_ppi.h"
 #include "trace.h"
 

hw/tpm/tpm_emulator.c

@@ -32,8 +32,8 @@
 #include "qemu/sockets.h"
 #include "io/channel-socket.h"
 #include "sysemu/tpm_backend.h"
+#include "sysemu/tpm_util.h"
 #include "tpm_int.h"
-#include "tpm_util.h"
 #include "tpm_ioctl.h"
 #include "migration/blocker.h"
 #include "migration/vmstate.h"

hw/tpm/tpm_passthrough.c

@@ -28,10 +28,10 @@
 #include "qemu/module.h"
 #include "qemu/sockets.h"
 #include "sysemu/tpm_backend.h"
+#include "sysemu/tpm_util.h"
 #include "tpm_int.h"
 #include "qapi/clone-visitor.h"
 #include "qapi/qapi-visit-tpm.h"
-#include "tpm_util.h"
 #include "trace.h"
 
 #define TYPE_TPM_PASSTHROUGH "tpm-passthrough"

hw/tpm/tpm_spapr.c

@@ -20,7 +20,7 @@
 #include "migration/vmstate.h"
 
 #include "sysemu/tpm_backend.h"
-#include "tpm_util.h"
+#include "sysemu/tpm_util.h"
 #include "tpm_prop.h"
 
 #include "hw/ppc/spapr.h"

hw/tpm/tpm_tis_common.c

@@ -33,7 +33,7 @@
 #include "hw/qdev-properties.h"
 #include "migration/vmstate.h"
 #include "sysemu/tpm_backend.h"
-#include "tpm_util.h"
+#include "sysemu/tpm_util.h"
 #include "tpm_ppi.h"
 #include "trace.h"
 

hw/tpm/tpm_util.c

@@ -23,11 +23,11 @@
 #include "qemu/error-report.h"
 #include "qapi/error.h"
 #include "qapi/visitor.h"
-#include "tpm_util.h"
 #include "tpm_int.h"
 #include "exec/memory.h"
 #include "hw/qdev-properties.h"
 #include "sysemu/tpm_backend.h"
+#include "sysemu/tpm_util.h"
 #include "trace.h"
 
 /* tpm backend property */

include/sysemu/tpm_util.h

@@ -19,8 +19,8 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>
  */
 
-#ifndef TPM_TPM_UTIL_H
-#define TPM_TPM_UTIL_H
+#ifndef SYSEMU_TPM_UTIL_H
+#define SYSEMU_TPM_UTIL_H
 
 #include "sysemu/tpm.h"
 #include "qemu/bswap.h"
@@ -69,4 +69,4 @@ static inline void tpm_cmd_set_error(void *b, uint32_t error)
 void tpm_util_show_buffer(const unsigned char *buffer,
                           size_t buffer_size, const char *string);
 
-#endif /* TPM_TPM_UTIL_H */
+#endif /* SYSEMU_TPM_UTIL_H */