PurpleI2P/i2pd
1
0
Fork 0
mirror of https://github.com/PurpleI2P/i2pd.git synced 2025-01-21 23:54:14 +00:00
Code Issues Releases Activity

use 16 bytes iv for chacha20

Browse Source
This commit is contained in:
orignal 2019-03-29 16:18:51 -04:00
parent cdb217b774
commit e2071542bf
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
libi2pd/Crypto.cpp
View File

@ -1235,7 +1235,9 @@ namespace crypto
{
#if OPENSSL_AEAD_CHACHA20_POLY1305
EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new ();
EVP_EncryptInit_ex(ctx, EVP_chacha20 (), 0, key, nonce);
uint32_t iv[4];
iv[0] = 1; memcpy (iv + 1, nonce, 12); // counter | nonce
EVP_EncryptInit_ex(ctx, EVP_chacha20 (), NULL, key, (const uint8_t *)iv);
int outlen = 0;
EVP_EncryptUpdate(ctx, out, &outlen, msg, msgLen);
EVP_EncryptFinal_ex(ctx, NULL, &outlen);