From d0123525cd82be320f6b8b91ca287a2e572341cc Mon Sep 17 00:00:00 2001 From: Richard Levitte Date: Sat, 8 Sep 2018 23:19:06 +0200 Subject: [PATCH] SipHash: make it possible to control the hash size through string controls Reviewed-by: Tim Hudson (Merged from https://github.com/openssl/openssl/pull/7154) --- crypto/siphash/siphash_pmeth.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/crypto/siphash/siphash_pmeth.c b/crypto/siphash/siphash_pmeth.c index a635260253..5c981bdb0b 100644 --- a/crypto/siphash/siphash_pmeth.c +++ b/crypto/siphash/siphash_pmeth.c @@ -167,6 +167,12 @@ static int pkey_siphash_ctrl_str(EVP_PKEY_CTX *ctx, { if (value == NULL) return 0; + if (strcmp(type, "digestsize") == 0) { + size_t hash_size = atoi(value); + + return pkey_siphash_ctrl(ctx, EVP_PKEY_CTRL_SET_DIGEST_SIZE, hash_size, + NULL); + } if (strcmp(type, "key") == 0) return EVP_PKEY_CTX_str2ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, value); if (strcmp(type, "hexkey") == 0)