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authorDaniel Neus <[email protected]>2015-12-20 23:08:14 +0100
committerDaniel Neus <[email protected]>2015-12-20 23:08:14 +0100
commit16c25957a424e7a622ae20e751a9b6ff0fba61b5 (patch)
treef4849d6e428ced67a353577b6f334a8b782552a5 /src/build-data
parent8ce0a52ba72837b3e3e8aee63f7ce3a96ca07178 (diff)
RdRand and RdSeed logic changes
* Make it configurable how often RdRand and RdSeed is polled * Make it configurable how many RdSeed retries are executed
Diffstat (limited to 'src/build-data')
-rw-r--r--src/build-data/buildh.in13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/build-data/buildh.in b/src/build-data/buildh.in
index c6c4f9064..84756536d 100644
--- a/src/build-data/buildh.in
+++ b/src/build-data/buildh.in
@@ -173,6 +173,19 @@ softare-based entropy polling is still used.
*/
#define BOTAN_ENTROPY_ESTIMATE_HARDWARE_RNG 0.0
+/*
+How often should the RdRand/RdSeed RNGs be polled
+
+Each poll generates 32 bit entropy
+*/
+#define BOTAN_ENTROPY_INTEL_RNG_POLLS 32
+
+/*
+* RdSeed is not guaranteed to generate a random number within a specific number of retries
+* Define the number of retries here
+*/
+#define BOTAN_ENTROPY_RDSEED_RETRIES 20
+
// The output of a PRNG we are trusting to be strong
#define BOTAN_ENTROPY_ESTIMATE_STRONG_RNG 7.0