LibCrypto: Add a constructor to (Un)SignedBigInteger taking a double

For now this will assume that the double given is exactly representable as an integer, so no NaN, infinity or rounding.
Author: https://github.com/davidot Commit: 528891bf69 Pull-request: https://github.com/SerenityOS/serenity/pull/15029 Reviewed-by: https://github.com/linusg ✅ Reviewed-by: https://github.com/trflynn89
2025-09-27 11:48:59 +00:00 · 2022-08-25 23:37:09 +02:00 · 2022-08-25 23:37:09 +02:00 · 528891bf69 · 2024-07-17 07:42:44 +09:00
commit 528891bf69
parent c87d10365b
5 changed files with 161 additions and 8 deletions
--- a/Userland/Libraries/LibCrypto/BigInt/UnsignedBigInteger.h
+++ b/Userland/Libraries/LibCrypto/BigInt/UnsignedBigInteger.h
@ -39,6 +39,8 @@ public:

    explicit UnsignedBigInteger(u8 const* ptr, size_t length);

+    explicit UnsignedBigInteger(double value);
+
    UnsignedBigInteger() = default;

    [[nodiscard]] static UnsignedBigInteger create_invalid();