secp256k1

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Scalar 4x64 performance improvements

8

(Not for immediate merge) In #452 I noted that sqr and mul take about the same time in my config (OSX, 64-bit, no-asm, -O3 -march=native), so this is a quick...

peterdettman

Make all source and header files self-contained

7

This week I noticed that the includes in this project are a mess. Actually, each file should be self-contained, i.e., include the stuff that it needs (and ideally only the...

real-or-random

Split tests into public and internal ones

1

The current unit tests are all built against the library's internal source code directly. That means they have the advantage of being to test internal functions that aren't exposed from...

sipa

This is re-base and refactoring of #589 on top of current master with the released Schnorr signature implementation. Still a WIP. Opening PR to make sure I am on the...

dr-orlovsky

ec_seckey_tweak_add - documentation vs. behavior mismatch

7

I `tests.c` line 5092 you state that tweaking with zero returns 1 (success) and leaves the seckey unchanged - this is what really happens ``` /* Tweak of zero leaves...

scgbckbone

Schnorrsig sign with tweak

16

Currently BIP341 recommends: > If the spending conditions do not require a script path, the output key should commit to an unspendable script path instead of having no script path....

junderw

Manual to use the API

1

Hey, how are the works? I have doubts about the project, first you have a doc to guide how to instantiate this API. I'm newbi in c/c++ programming, attending some...

fabregasf

WIP WIP WIP 5x64 field representation

2

This swaps out the 5x52 field with a 5x64 one, including both inline and external x86_64 asm code (by @kn-cs). I'm just opening this to see if it doesn't break...

sipa

I claim the check can be removed but I don't want to touch this stable and well-tested code. On the way, we fix grammar in another comment.

real-or-random

Rescale initial point before every ecmult_gen

7

[...] right now the ecmult_gen uses a random projection for the initial point (secp256k1_gej_rescale). ([...] the rescale currently only happens on randomize-- but that is already something that should get...

real-or-random