Use param.key directly, no need to keep a copy - dedup - deduplicating backup program
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---
DIR commit 7102fc953fa622740207fbe9bce945d33aa9105e
DIR parent 86e037e9f1ee5d564daa67fae8f4cc6fd8bc19d6
HTML Author: sin <sin@2f30.org>
Date: Fri, 17 May 2019 14:38:43 +0300
Use param.key directly, no need to keep a copy
Diffstat:
M bencrypt.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
---
DIR diff --git a/bencrypt.c b/bencrypt.c
@@ -51,7 +51,6 @@ static struct bops bops = {
/* Encryption layer context */
struct ectx {
int type; /* encryption algorithm type for new blocks */
- unsigned char key[KEYSIZE]; /* secret key */
};
/* Encryption descriptor */
@@ -128,7 +127,6 @@ becreat(struct bctx *bctx, char *path, int mode)
}
ectx = bctx->ectx;
ectx->type = type;
- memcpy(ectx->key, param.key, KEYSIZE);
if (bstorageops()->creat(bctx, path, mode) < 0) {
free(ectx);
@@ -166,7 +164,6 @@ beopen(struct bctx *bctx, char *path, int flags, int mode)
}
ectx = bctx->ectx;
ectx->type = type;
- memcpy(ectx->key, param.key, KEYSIZE);
if (bstorageops()->open(bctx, path, flags, mode) < 0) {
free(ectx);
@@ -227,7 +224,7 @@ beput(struct bctx *bctx, void *buf, size_t n, unsigned char *md)
case EDCHACHATYPE:
crypto_aead_xchacha20poly1305_ietf_encrypt(&ebuf[EDSIZE], &elen,
buf, n, ebuf, EDSIZE, NULL,
- ed.nonce, ectx->key);
+ ed.nonce, param.key);
assert(elen == en);
break;
}
@@ -290,7 +287,7 @@ beget(struct bctx *bctx, unsigned char *md, void *buf, size_t *n)
NULL,
&ebuf[EDSIZE], ed.size,
ebuf, EDSIZE,
- ed.nonce, ectx->key) < 0) {
+ ed.nonce, param.key) < 0) {
free(ebuf);
seterr("authentication failed");
return -1;