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kdf: Avoid endianess issues

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The key_type is only a letter, if we use and `int` and then cast it to
(const char *) we will end up with a 0 value on big endian.

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
This commit is contained in:
Andreas Schneider
2022-09-07 12:40:00 +02:00
parent 9abb541a0f
commit 915df08058
6 changed files with 8 additions and 9 deletions
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src/libgcrypt.c
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@@ -124,7 +124,7 @@ void evp_final(EVPCTX ctx, unsigned char *md, unsigned int *mdlen)
int ssh_kdf(struct ssh_crypto_struct *crypto,
unsigned char *key, size_t key_len,
int key_type, unsigned char *output,
uint8_t key_type, unsigned char *output,
size_t requested_len)
{
return sshkdf_derive_key(crypto, key, key_len,