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Merge "Adding breaktrace & disabling timer migration"
[kvmfornfv.git]
/
qemu
/
include
/
sysemu
/
rng.h
diff --git
a/qemu/include/sysemu/rng.h
b/qemu/include/sysemu/rng.h
index
0a27c9b
..
45629c4
100644
(file)
--- a/
qemu/include/sysemu/rng.h
+++ b/
qemu/include/sysemu/rng.h
@@
-15,7
+15,6
@@
#include "qom/object.h"
#include "qemu-common.h"
#include "qom/object.h"
#include "qemu-common.h"
-#include "qapi/error.h"
#define TYPE_RNG_BACKEND "rng-backend"
#define RNG_BACKEND(obj) \
#define TYPE_RNG_BACKEND "rng-backend"
#define RNG_BACKEND(obj) \
@@
-25,6
+24,7
@@
#define RNG_BACKEND_CLASS(klass) \
OBJECT_CLASS_CHECK(RngBackendClass, (klass), TYPE_RNG_BACKEND)
#define RNG_BACKEND_CLASS(klass) \
OBJECT_CLASS_CHECK(RngBackendClass, (klass), TYPE_RNG_BACKEND)
+typedef struct RngRequest RngRequest;
typedef struct RngBackendClass RngBackendClass;
typedef struct RngBackend RngBackend;
typedef struct RngBackendClass RngBackendClass;
typedef struct RngBackend RngBackend;
@@
-32,13
+32,21
@@
typedef void (EntropyReceiveFunc)(void *opaque,
const void *data,
size_t size);
const void *data,
size_t size);
+struct RngRequest
+{
+ EntropyReceiveFunc *receive_entropy;
+ uint8_t *data;
+ void *opaque;
+ size_t offset;
+ size_t size;
+ QSIMPLEQ_ENTRY(RngRequest) next;
+};
+
struct RngBackendClass
{
ObjectClass parent_class;
struct RngBackendClass
{
ObjectClass parent_class;
- void (*request_entropy)(RngBackend *s, size_t size,
- EntropyReceiveFunc *receive_entropy, void *opaque);
- void (*cancel_requests)(RngBackend *s);
+ void (*request_entropy)(RngBackend *s, RngRequest *req);
void (*opened)(RngBackend *s, Error **errp);
};
void (*opened)(RngBackend *s, Error **errp);
};
@@
-49,8
+57,10
@@
struct RngBackend
/*< protected >*/
bool opened;
/*< protected >*/
bool opened;
+ QSIMPLEQ_HEAD(requests, RngRequest) requests;
};
};
+
/**
* rng_backend_request_entropy:
* @s: the backend to request entropy from
/**
* rng_backend_request_entropy:
* @s: the backend to request entropy from
@@
-71,12
+81,13
@@
void rng_backend_request_entropy(RngBackend *s, size_t size,
void *opaque);
/**
void *opaque);
/**
- * rng_backend_cancel_requests:
- * @s: the backend to cancel all pending requests in
+ * rng_backend_free_request:
+ * @s: the backend that created the request
+ * @req: the request to finalize
*
*
- *
Cancels all pending requests submitted by @rng_backend_request_entropy. This
- *
should be used by a device during reset or in preparation for live migration
- *
to stop tracking any request
.
+ *
Used by child rng backend classes to finalize requests once they've been
+ *
processed. The request is removed from the list of active requests and
+ *
deleted
.
*/
*/
-void rng_backend_
cancel_requests(RngBackend *s
);
+void rng_backend_
finalize_request(RngBackend *s, RngRequest *req
);
#endif
#endif