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AK: Use arc4random_buf() for Random on all BSDs

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Niklas Poslovski 2023-09-05 23:34:28 +02:00 • committed by Tim Flynn
parent c223b65a69
commit d93e916d0c
1 changed files with 2 additions and 6 deletions
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8
AK/Random.h
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@ -16,15 +16,11 @@
# include <unistd.h> # include <unistd.h>
#endif #endif
#if defined(AK_OS_MACOS)
# include <sys/random.h>
#endif
namespace AK { namespace AK {
inline void fill_with_random([[maybe_unused]] Bytes bytes) inline void fill_with_random([[maybe_unused]] Bytes bytes)
{ {
#if defined(AK_OS_SERENITY) || defined(AK_OS_ANDROID) #if defined(AK_OS_SERENITY) || defined(AK_OS_ANDROID) || defined(AK_OS_BSD_GENERIC)
arc4random_buf(bytes.data(), bytes.size()); arc4random_buf(bytes.data(), bytes.size());
#elif defined(OSS_FUZZ) #elif defined(OSS_FUZZ)
#else #else
@ -33,7 +29,7 @@ inline void fill_with_random([[maybe_unused]] Bytes bytes)
byte = rand(); byte = rand();
}; };
# if defined(__unix__) or defined(AK_OS_MACOS) # if defined(__unix__)
// The maximum permitted value for the getentropy length argument. // The maximum permitted value for the getentropy length argument.
static constexpr size_t getentropy_length_limit = 256; static constexpr size_t getentropy_length_limit = 256;
auto iterations = bytes.size() / getentropy_length_limit; auto iterations = bytes.size() / getentropy_length_limit;