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Merge pull request #659 from MCterra10/fix-ed25519
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Fixes Broken ED25519 OpenSSH Private Key Exports
This commit is contained in:
Christian Hohnstädt 2025-04-26 09:35:34 +02:00 committed by GitHub
commit 1308365015
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 7 additions and 1 deletions
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8
lib/pki_evp.cpp
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@ -938,14 +938,20 @@ void pki_evp::write_SSH2_ed25519_private(BIO *b, const EVP_PKEY *pkey) const
{
#ifndef OPENSSL_NO_EC
static const char data0001[] = { 0, 0, 0, 1};
char buf_nonce[8];
// padding required to bring private key up to required block size for encryption
// elected to just add fixed padding as the size of the binary data should not change due to the fixed keysizes
static const char padding[] = { 1, 2, 3, 4, 5 };
char buf_nonce[4];
QByteArray data, priv, pubfull;
pubfull = SSH2publicQByteArray(true);
RAND_bytes((unsigned char*)buf_nonce, sizeof buf_nonce);
priv.append(buf_nonce, sizeof buf_nonce);
priv.append(buf_nonce, sizeof buf_nonce);
priv += pubfull;
ssh_key_QBA2data(ed25519PrivKey(pkey) + ed25519PubKey(), &priv);
ssh_key_QBA2data("", &priv); // comment (blank)
priv.append(padding, sizeof padding);
data = "openssh-key-v1";
data.append('\0');