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DIR:OUT; SFP:1102; SCL:1; SRVR:CY4PR03MB2726; H:CY4PR03MB2872.namprd03.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; received-spf: None (protection.outlook.com: bu.edu does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: DxT3sm5JIcIbmLhkpkKUA22Q02Be6+2AYOfahtKhkxbwRyDoHVjKjzkZkcbWOOEMeFqMkJ3zoa1DQXuebdmGL1RBdxrmb4JWHdrSqjT/be+Ok9hk8opRvoP3xUOuiQ4YyN0NgImqZ9ad0i23O6kmgtRgrY2ENK2JNjF67Bkb+WdHqMyXxETEh3FSmF/C3CSsgxIb9PlaEWHcAUiWqcG6pXnMLDmuQl9uiPobRj5KmPaxDs4X/F0LARvyLL4Srv99gvT+aDi5a2QtdYgepBRuHy9kEDioWldXWL+JnG9RA2iy44q/8wSNTd7s9Rm5a69y49zF4NCSNQhq2sWl/vBe25NvipYlSBM9MCPDqmSFxuuLUz8sDgh6t4puMd60gUbont2bn6/zNuzMGGW6IfnDL3AFOtLHizg4j4ygi9kb+oU= Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: bu.edu X-MS-Exchange-CrossTenant-Network-Message-Id: 8b8480a6-a3b7-4be7-b449-08d710af874e X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Jul 2019 03:23:57.3337 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: d57d32cc-c121-488f-b07b-dfe705680c71 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: alxndr@bu.edu X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR03MB2726 X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy] X-Received-From: 2a01:111:f400:fe4d::72e Subject: [Qemu-devel] [RFC 15/19] fuzz: add fuzz accelerator type X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "pbonzini@redhat.com" , "bsd@redhat.com" , "superirishdonkey@gmail.com" , "stefanha@redhat.com" , "Oleinik, Alexander" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: Alexander Oleinik --- accel/fuzz.c | 47 +++++++++++++++++++++++++++++++++++++++++++ include/sysemu/fuzz.h | 15 ++++++++++++++ 2 files changed, 62 insertions(+) create mode 100644 accel/fuzz.c create mode 100644 include/sysemu/fuzz.h diff --git a/accel/fuzz.c b/accel/fuzz.c new file mode 100644 index 0000000000..1694cf46e8 --- /dev/null +++ b/accel/fuzz.c @@ -0,0 +1,47 @@ +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu/module.h" +#include "qemu/option.h" +#include "qemu/config-file.h" +#include "sysemu/accel.h" +#include "sysemu/fuzz.h" +#include "sysemu/cpus.h" + + +static void fuzz_setup_post(MachineState *ms, AccelState *accel) { +} + +static int fuzz_init_accel(MachineState *ms) +{ + QemuOpts *opts =3D qemu_opts_create(qemu_find_opts("icount"), NULL, 0, + &error_abort); + qemu_opt_set(opts, "shift", "0", &error_abort); + configure_icount(opts, &error_abort); + qemu_opts_del(opts); + return 0; +} + +static void fuzz_accel_class_init(ObjectClass *oc, void *data) +{ + AccelClass *ac =3D ACCEL_CLASS(oc); + ac->name =3D "fuzz"; + ac->init_machine =3D fuzz_init_accel; + ac->setup_post =3D fuzz_setup_post; + ac->allowed =3D &fuzz_allowed; +} + +#define TYPE_FUZZ_ACCEL ACCEL_CLASS_NAME("fuzz") + +static const TypeInfo fuzz_accel_type =3D { + .name =3D TYPE_FUZZ_ACCEL, + .parent =3D TYPE_ACCEL, + .class_init =3D fuzz_accel_class_init, +}; + +static void fuzz_type_init(void) +{ + type_register_static(&fuzz_accel_type); +} + +type_init(fuzz_type_init); + diff --git a/include/sysemu/fuzz.h b/include/sysemu/fuzz.h new file mode 100644 index 0000000000..09a2a9ffdf --- /dev/null +++ b/include/sysemu/fuzz.h @@ -0,0 +1,15 @@ +#ifndef FUZZ_H +#define FUZZ_H + +bool fuzz_allowed; + +static inline bool fuzz_enabled(void) +{ + return fuzz_allowed; +} + +bool fuzz_driver(void); + +void fuzz_init(const char *fuzz_chrdev, const char *fuzz_log, Error **errp= ); + +#endif --=20 2.20.1