diff options
| author | Jack Lloyd <[email protected]> | 2018-08-13 16:25:55 -0400 |
|---|---|---|
| committer | Jack Lloyd <[email protected]> | 2018-08-13 16:25:55 -0400 |
| commit | 3f313ff9ef28f00cf7a4822d95eb0af29e3a5e41 (patch) | |
| tree | e37a511f6fb9824ab201eeefd1479205ade86d3f /src/lib/entropy | |
| parent | b34fc175d8a5bef2ab148afef9e5aa4faf1d392f (diff) | |
Expose RDRAND RNG through FFI
Diffstat (limited to 'src/lib/entropy')
| -rw-r--r-- | src/lib/entropy/rdrand/rdrand.cpp | 6 | ||||
| -rw-r--r-- | src/lib/entropy/rdseed/rdseed.cpp | 3 |
2 files changed, 5 insertions, 4 deletions
diff --git a/src/lib/entropy/rdrand/rdrand.cpp b/src/lib/entropy/rdrand/rdrand.cpp index 6a5b0f7c4..b8a74ce2f 100644 --- a/src/lib/entropy/rdrand/rdrand.cpp +++ b/src/lib/entropy/rdrand/rdrand.cpp @@ -8,12 +8,12 @@ #include <botan/internal/rdrand.h> #include <botan/rdrand_rng.h> -#include <botan/cpuid.h> namespace Botan { -size_t Intel_Rdrand::poll(RandomNumberGenerator& rng) { - if(CPUID::has_rdrand() && BOTAN_ENTROPY_INTEL_RNG_POLLS > 0) +size_t Intel_Rdrand::poll(RandomNumberGenerator& rng) + { + if(BOTAN_ENTROPY_INTEL_RNG_POLLS > 0 && RDRAND_RNG::available()) { RDRAND_RNG rdrand_rng; secure_vector<uint8_t> buf(4 * BOTAN_ENTROPY_INTEL_RNG_POLLS); diff --git a/src/lib/entropy/rdseed/rdseed.cpp b/src/lib/entropy/rdseed/rdseed.cpp index fbb8f921e..fccc53f6a 100644 --- a/src/lib/entropy/rdseed/rdseed.cpp +++ b/src/lib/entropy/rdseed/rdseed.cpp @@ -15,7 +15,8 @@ namespace Botan { BOTAN_FUNC_ISA("rdseed") -size_t Intel_Rdseed::poll(RandomNumberGenerator& rng) { +size_t Intel_Rdseed::poll(RandomNumberGenerator& rng) + { if(CPUID::has_rdseed()) { for(size_t p = 0; p != BOTAN_ENTROPY_INTEL_RNG_POLLS; ++p) |