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random: always use the PRNG, and use entropy sources to feed it

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remove the yarrow module. the hardware modules can push entropy with queue_randomness().
virtio_rng will now push entropy every 300 seconds.
helps with #14937

Change-Id: If76c5deabf61dc616a0e051332f44b89deb6b8a1
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5824
Tested-by: Commit checker robot <[email protected]>
Reviewed-by: waddlesplash <[email protected]>
This commit is contained in:
Jérôme Duval
2022-11-21 18:28:41 +00:00
committed by waddlesplash
parent 0843085384
commit 34e9243872
8 changed files with 157 additions and 252 deletions
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headers/private/drivers/random.h
+2 -8
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@@ -14,18 +14,12 @@
typedef struct {
driver_module_info info;
status_t (*queue_randomness)(uint64 value);
} random_for_controller_interface;
#define RANDOM_FOR_CONTROLLER_MODULE_NAME "bus_managers/random/controller/driver_v1"
// Bus manager interface used by Random controller drivers.
typedef struct random_module_info {
driver_module_info info;
status_t (*read)(void* cookie, void *_buffer, size_t *_numBytes);
status_t (*write)(void* cookie, const void *_buffer, size_t *_numBytes);
} random_module_info;
#endif /* _RANDOM_H */