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Utility for using the RDRAND instruction

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On some x86_64 hardware the RDRAND instruction returns 64bits of entropy
from an on-chip random number generator. RDRAND is not recommended as an
exclusive source of entropy for cryptographic applications.

https://en.wikipedia.org/wiki/RdRand
This commit is contained in:
Emery Hemingway
2019-02-11 15:43:29 +01:00
committed by Norman Feske
parent 85751b6f12
commit 2f760075a7
11 changed files with 163 additions and 0 deletions
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recipes/pkg/test-rdrand/README Normal file
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Test for the RDRAND utility.

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_/src/test-rdrand

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2019-02-05-b c847249e6a9161857212672d571d51e9ab537081

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recipes/pkg/test-rdrand/runtime Normal file
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<runtime ram="1M" caps="64" binary="test-rdrand">
<events>
<timeout meaning="failed" sec="20" />
<log meaning="succeeded">--- RDRAND test finished ---</log>
<log meaning="failed" >Error: </log>
</events>
<content>
<rom label="ld.lib.so"/>
<rom label="test-rdrand"/>
</content>
<config/>
</runtime>

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SRC_DIR = src/test/rdrand
include $(GENODE_DIR)/repos/base/recipes/src/content.inc
content: include/spec/x86_64/os/rdrand.h
include/spec/x86_64/os/rdrand.h:
$(mirror_from_rep_dir)

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2019-02-05-b 31ff420db86cb7010d3ffefa98ffbb6d1c1adc5c

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base