9 files changed, 44 insertions, 41 deletions

diff --git a/backends/cryptodev-builtin.c b/backends/cryptodev-builtin.c
index 14316333fe..f047ad0362 100644
--- a/backends/cryptodev-builtin.c
+++ b/backends/cryptodev-builtin.c
@@ -26,6 +26,7 @@
 #include "qapi/error.h"
 #include "standard-headers/linux/virtio_crypto.h"
 #include "crypto/cipher.h"
+#include "qom/object.h"
 
 
 /**
@@ -34,12 +35,11 @@
  */
 #define TYPE_CRYPTODEV_BACKEND_BUILTIN "cryptodev-backend-builtin"
 
-#define CRYPTODEV_BACKEND_BUILTIN(obj) \
-    OBJECT_CHECK(CryptoDevBackendBuiltin, \
-                 (obj), TYPE_CRYPTODEV_BACKEND_BUILTIN)
-
 typedef struct CryptoDevBackendBuiltin
                          CryptoDevBackendBuiltin;
+DECLARE_INSTANCE_CHECKER(CryptoDevBackendBuiltin, CRYPTODEV_BACKEND_BUILTIN,
+                         TYPE_CRYPTODEV_BACKEND_BUILTIN)
+
 
 typedef struct CryptoDevBackendBuiltinSession {
     QCryptoCipher *cipher;
diff --git a/backends/cryptodev-vhost-user.c b/backends/cryptodev-vhost-user.c
index dbe5a8aae6..41089dede1 100644
--- a/backends/cryptodev-vhost-user.c
+++ b/backends/cryptodev-vhost-user.c
@@ -30,6 +30,7 @@
 #include "sysemu/cryptodev-vhost.h"
 #include "chardev/char-fe.h"
 #include "sysemu/cryptodev-vhost-user.h"
+#include "qom/object.h"
 
 
 /**
@@ -38,12 +39,12 @@
  */
 #define TYPE_CRYPTODEV_BACKEND_VHOST_USER "cryptodev-vhost-user"
 
-#define CRYPTODEV_BACKEND_VHOST_USER(obj) \
-    OBJECT_CHECK(CryptoDevBackendVhostUser, \
-                 (obj), TYPE_CRYPTODEV_BACKEND_VHOST_USER)
+typedef struct CryptoDevBackendVhostUser CryptoDevBackendVhostUser;
+DECLARE_INSTANCE_CHECKER(CryptoDevBackendVhostUser, CRYPTODEV_BACKEND_VHOST_USER,
+                         TYPE_CRYPTODEV_BACKEND_VHOST_USER)
 
 
-typedef struct CryptoDevBackendVhostUser {
+struct CryptoDevBackendVhostUser {
     CryptoDevBackend parent_obj;
 
     VhostUserState vhost_user;
@@ -51,7 +52,7 @@ typedef struct CryptoDevBackendVhostUser {
     char *chr_name;
     bool opened;
     CryptoDevBackendVhost *vhost_crypto[MAX_CRYPTO_QUEUE_NUM];
-} CryptoDevBackendVhostUser;
+};
 
 static int
 cryptodev_vhost_user_running(
diff --git a/backends/dbus-vmstate.c b/backends/dbus-vmstate.c
index 56361a6272..a13461edea 100644
--- a/backends/dbus-vmstate.c
+++ b/backends/dbus-vmstate.c
@@ -19,21 +19,13 @@
 #include "qapi/qmp/qerror.h"
 #include "migration/vmstate.h"
 #include "trace.h"
+#include "qom/object.h"
 
-typedef struct DBusVMState DBusVMState;
-typedef struct DBusVMStateClass DBusVMStateClass;
 
 #define TYPE_DBUS_VMSTATE "dbus-vmstate"
-#define DBUS_VMSTATE(obj)                                \
-    OBJECT_CHECK(DBusVMState, (obj), TYPE_DBUS_VMSTATE)
-#define DBUS_VMSTATE_GET_CLASS(obj)                              \
-    OBJECT_GET_CLASS(DBusVMStateClass, (obj), TYPE_DBUS_VMSTATE)
-#define DBUS_VMSTATE_CLASS(klass)                                    \
-    OBJECT_CLASS_CHECK(DBusVMStateClass, (klass), TYPE_DBUS_VMSTATE)
-
-struct DBusVMStateClass {
-    ObjectClass parent_class;
-};
+OBJECT_DECLARE_SIMPLE_TYPE(DBusVMState, dbus_vmstate,
+                           DBUS_VMSTATE, ObjectClass)
+
 
 struct DBusVMState {
     Object parent;
diff --git a/backends/hostmem-file.c b/backends/hostmem-file.c
index 5b819020b4..a3b2e8209e 100644
--- a/backends/hostmem-file.c
+++ b/backends/hostmem-file.c
@@ -17,11 +17,12 @@
 #include "sysemu/hostmem.h"
 #include "sysemu/sysemu.h"
 #include "qom/object_interfaces.h"
-
-#define MEMORY_BACKEND_FILE(obj) \
-    OBJECT_CHECK(HostMemoryBackendFile, (obj), TYPE_MEMORY_BACKEND_FILE)
+#include "qom/object.h"
 
 typedef struct HostMemoryBackendFile HostMemoryBackendFile;
+DECLARE_INSTANCE_CHECKER(HostMemoryBackendFile, MEMORY_BACKEND_FILE,
+                         TYPE_MEMORY_BACKEND_FILE)
+
 
 struct HostMemoryBackendFile {
     HostMemoryBackend parent_obj;
diff --git a/backends/hostmem-memfd.c b/backends/hostmem-memfd.c
index 4c040a7541..8cf6bcbda2 100644
--- a/backends/hostmem-memfd.c
+++ b/backends/hostmem-memfd.c
@@ -17,13 +17,14 @@
 #include "qemu/memfd.h"
 #include "qemu/module.h"
 #include "qapi/error.h"
+#include "qom/object.h"
 
 #define TYPE_MEMORY_BACKEND_MEMFD "memory-backend-memfd"
 
-#define MEMORY_BACKEND_MEMFD(obj)                                        \
-    OBJECT_CHECK(HostMemoryBackendMemfd, (obj), TYPE_MEMORY_BACKEND_MEMFD)
-
 typedef struct HostMemoryBackendMemfd HostMemoryBackendMemfd;
+DECLARE_INSTANCE_CHECKER(HostMemoryBackendMemfd, MEMORY_BACKEND_MEMFD,
+                         TYPE_MEMORY_BACKEND_MEMFD)
+
 
 struct HostMemoryBackendMemfd {
     HostMemoryBackend parent_obj;
diff --git a/backends/rng-builtin.c b/backends/rng-builtin.c
index ba1b8d66b8..459be97a5a 100644
--- a/backends/rng-builtin.c
+++ b/backends/rng-builtin.c
@@ -9,13 +9,16 @@
 #include "sysemu/rng.h"
 #include "qemu/main-loop.h"
 #include "qemu/guest-random.h"
+#include "qom/object.h"
 
-#define RNG_BUILTIN(obj) OBJECT_CHECK(RngBuiltin, (obj), TYPE_RNG_BUILTIN)
+typedef struct RngBuiltin RngBuiltin;
+DECLARE_INSTANCE_CHECKER(RngBuiltin, RNG_BUILTIN,
+                         TYPE_RNG_BUILTIN)
 
-typedef struct RngBuiltin {
+struct RngBuiltin {
     RngBackend parent;
     QEMUBH *bh;
-} RngBuiltin;
+};
 
 static void rng_builtin_receive_entropy_bh(void *opaque)
 {
diff --git a/backends/rng-egd.c b/backends/rng-egd.c
index 7aaa6ee239..d905fe657c 100644
--- a/backends/rng-egd.c
+++ b/backends/rng-egd.c
@@ -16,17 +16,19 @@
 #include "qapi/error.h"
 #include "qapi/qmp/qerror.h"
 #include "qemu/module.h"
+#include "qom/object.h"
 
 #define TYPE_RNG_EGD "rng-egd"
-#define RNG_EGD(obj) OBJECT_CHECK(RngEgd, (obj), TYPE_RNG_EGD)
+typedef struct RngEgd RngEgd;
+DECLARE_INSTANCE_CHECKER(RngEgd, RNG_EGD,
+                         TYPE_RNG_EGD)
 
-typedef struct RngEgd
-{
+struct RngEgd {
     RngBackend parent;
 
     CharBackend chr;
     char *chr_name;
-} RngEgd;
+};
 
 static void rng_egd_request_entropy(RngBackend *b, RngRequest *req)
 {
diff --git a/backends/tpm/tpm_emulator.c b/backends/tpm/tpm_emulator.c
index a9b0f55e67..13657d9aba 100644
--- a/backends/tpm/tpm_emulator.c
+++ b/backends/tpm/tpm_emulator.c
@@ -42,10 +42,12 @@
 #include "qapi/qapi-visit-tpm.h"
 #include "chardev/char-fe.h"
 #include "trace.h"
+#include "qom/object.h"
 
 #define TYPE_TPM_EMULATOR "tpm-emulator"
-#define TPM_EMULATOR(obj) \
-    OBJECT_CHECK(TPMEmulator, (obj), TYPE_TPM_EMULATOR)
+typedef struct TPMEmulator TPMEmulator;
+DECLARE_INSTANCE_CHECKER(TPMEmulator, TPM_EMULATOR,
+                         TYPE_TPM_EMULATOR)
 
 #define TPM_EMULATOR_IMPLEMENTS_ALL_CAPS(S, cap) (((S)->caps & (cap)) == (cap))
 
@@ -63,7 +65,7 @@ typedef struct TPMBlobBuffers {
     TPMSizedBuffer savestate;
 } TPMBlobBuffers;
 
-typedef struct TPMEmulator {
+struct TPMEmulator {
     TPMBackend parent;
 
     TPMEmulatorOptions *options;
@@ -80,7 +82,7 @@ typedef struct TPMEmulator {
     unsigned int established_flag_cached:1;
 
     TPMBlobBuffers state_blobs;
-} TPMEmulator;
+};
 
 struct tpm_error {
     uint32_t tpm_result;
diff --git a/backends/tpm/tpm_passthrough.c b/backends/tpm/tpm_passthrough.c
index 7403807ec4..10722e0a41 100644
--- a/backends/tpm/tpm_passthrough.c
+++ b/backends/tpm/tpm_passthrough.c
@@ -33,10 +33,12 @@
 #include "qapi/clone-visitor.h"
 #include "qapi/qapi-visit-tpm.h"
 #include "trace.h"
+#include "qom/object.h"
 
 #define TYPE_TPM_PASSTHROUGH "tpm-passthrough"
-#define TPM_PASSTHROUGH(obj) \
-    OBJECT_CHECK(TPMPassthruState, (obj), TYPE_TPM_PASSTHROUGH)
+typedef struct TPMPassthruState TPMPassthruState;
+DECLARE_INSTANCE_CHECKER(TPMPassthruState, TPM_PASSTHROUGH,
+                         TYPE_TPM_PASSTHROUGH)
 
 /* data structures */
 struct TPMPassthruState {
@@ -53,7 +55,6 @@ struct TPMPassthruState {
     size_t tpm_buffersize;
 };
 
-typedef struct TPMPassthruState TPMPassthruState;
 
 #define TPM_PASSTHROUGH_DEFAULT_DEVICE "/dev/tpm0"