From 7578b54fac3f30bd5e995b10d1cc17ec72d15ad4 Mon Sep 17 00:00:00 2001
From: Pavel Karpy <carpawell@nspcc.ru>
Date: Thu, 18 Aug 2022 13:10:18 +0300
Subject: [PATCH] [#319] crypto: Fix signing in go `v1.19`

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
---
 crypto/ecdsa/signer.go |  11 ++++++++++-
 go.mod                 |   2 +-
 go.sum                 | Bin 43263 -> 43419 bytes
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/crypto/ecdsa/signer.go b/crypto/ecdsa/signer.go
index 4962b9d..adba59b 100644
--- a/crypto/ecdsa/signer.go
+++ b/crypto/ecdsa/signer.go
@@ -31,7 +31,16 @@ func (x Signer) Sign(data []byte) ([]byte, error) {
 		return nil, err
 	}
 
-	return elliptic.Marshal(elliptic.P256(), r, s), nil
+	params := elliptic.P256().Params()
+	curveOrderByteSize := params.P.BitLen() / 8
+
+	buf := make([]byte, 1+curveOrderByteSize*2)
+	buf[0] = 4
+
+	_ = r.FillBytes(buf[1 : 1+curveOrderByteSize])
+	_ = s.FillBytes(buf[1+curveOrderByteSize:])
+
+	return buf, nil
 }
 
 // Public initializes PublicKey and returns it as neofscrypto.PublicKey.
diff --git a/go.mod b/go.mod
index 5b296ff..db7dbe5 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/mr-tron/base58 v1.2.0
 	github.com/nspcc-dev/hrw v1.0.9
 	github.com/nspcc-dev/neo-go v0.99.1
-	github.com/nspcc-dev/neofs-api-go/v2 v2.13.1
+	github.com/nspcc-dev/neofs-api-go/v2 v2.13.2-0.20220818094951-98db3fa28419
 	github.com/nspcc-dev/neofs-contract v0.15.3
 	github.com/nspcc-dev/tzhash v1.6.1
 	github.com/stretchr/testify v1.7.0
diff --git a/go.sum b/go.sum
index ee2223a1218e0170f7aa8d301c8515b7c2d3ce64..4fc96219621a19fd610705d7726deebfbd80e272 100644
GIT binary patch
delta 319
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zTns`Z(>$umoVC+EGrY|!JwyE~U6Z3SjSQ0$1B*)|!;-w*i^4)DCwj?F{_VyWZmdVZ
zVEy!bz1;j1u=$ROE@}RGZsDFuj&9i@S>^?Pf!fL0d10lg23|=isX-x@fq{vsPR_28
zK=b7`FZbwXoZRgdJh{$`%g98}0Az-#Pfk&&qpzvILAIfGv4?(fc8OC-QF>Z<Nugmu
zdVx!^fn{1$zP5K{rU}ptbxWW&Bo~-Pcv)m8MWp+urIsam8io57mHL->Y8QrjMfjBm
XyZh?9TBbVZL{tQL6mLH0Wfunk67FS!

delta 198
zcmbPznd$#UrVU@+^$is=46TawEBrIUODYSBi&D#SGAc~MstPj;-GY5G3xX?ryps(q
zJu}@3(t<NQCO@>7nEb(;ZE}K#fVrW5dcIz6ehSD4bK@)n%ZNmCPot{9Bwu3>=Q2l+
zJQt6E$jr>}JXeoI!xXb9vmh5=C!f&Cik`ZgKY7$J>VY&?<rEngq~}+ZRu$#CJ69x|
vhFhe#how1M1{LL7q-464h2=S=8~B)HrcGAxl%Fi^%{e*SD{OO>w_+Rs>*qyh