@@ -319,9 +319,8 @@ static int count_contiguous_free_clusters(uint64_t nb_clusters, uint64_t *l2_tab
/* The crypt function is compatible with the linux cryptoloop
algorithm for < 4 GB images. NOTE: out_buf == in_buf is
supported */
-void qcow2_encrypt_sectors(BDRVQcowState *s, int64_t sector_num,
- uint8_t *out_buf, const uint8_t *in_buf,
- int nb_sectors, int enc,
+void qcow2_encrypt_sectors(int64_t sector_num, uint8_t *out_buf,
+ const uint8_t *in_buf, int nb_sectors, int enc,
const AES_KEY *key)
{
union {
@@ -382,8 +381,8 @@ static int qcow_read(BlockDriverState *bs, int64_t sector_num,
if (ret != n * 512)
return -1;
if (s->crypt_method) {
- qcow2_encrypt_sectors(s, sector_num, buf, buf, n, 0,
- &s->aes_decrypt_key);
+ qcow2_encrypt_sectors(sector_num, buf, buf, n, 0,
+ &s->aes_decrypt_key);
}
}
nb_sectors -= n;
@@ -407,10 +406,10 @@ static int copy_sectors(BlockDriverState *bs, uint64_t start_sect,
if (ret < 0)
return ret;
if (s->crypt_method) {
- qcow2_encrypt_sectors(s, start_sect + n_start,
- s->cluster_data,
- s->cluster_data, n, 1,
- &s->aes_encrypt_key);
+ qcow2_encrypt_sectors(start_sect + n_start,
+ s->cluster_data,
+ s->cluster_data, n, 1,
+ &s->aes_encrypt_key);
}
BLKDBG_EVENT(bs->file, BLKDBG_COW_WRITE);
ret = bdrv_write_sync(bs->file, (cluster_offset >> 9) + n_start,
@@ -397,9 +397,9 @@ static void qcow_aio_read_cb(void *opaque, int ret)
/* nothing to do */
} else {
if (s->crypt_method) {
- qcow2_encrypt_sectors(s, acb->sector_num, acb->buf, acb->buf,
- acb->cur_nr_sectors, 0,
- &s->aes_decrypt_key);
+ qcow2_encrypt_sectors(acb->sector_num, acb->buf, acb->buf,
+ acb->cur_nr_sectors, 0,
+ &s->aes_decrypt_key);
}
}
@@ -609,8 +609,8 @@ static void qcow_aio_write_cb(void *opaque, int ret)
acb->cluster_data = qemu_mallocz(QCOW_MAX_CRYPT_CLUSTERS *
s->cluster_size);
}
- qcow2_encrypt_sectors(s, acb->sector_num, acb->cluster_data, acb->buf,
- acb->cur_nr_sectors, 1, &s->aes_encrypt_key);
+ qcow2_encrypt_sectors(acb->sector_num, acb->cluster_data, acb->buf,
+ acb->cur_nr_sectors, 1, &s->aes_encrypt_key);
src_buf = acb->cluster_data;
} else {
src_buf = acb->buf;
@@ -191,10 +191,9 @@ int qcow2_check_refcounts(BlockDriverState *bs, BdrvCheckResult *res);
int qcow2_grow_l1_table(BlockDriverState *bs, int min_size);
void qcow2_l2_cache_reset(BlockDriverState *bs);
int qcow2_decompress_cluster(BlockDriverState *bs, uint64_t cluster_offset);
-void qcow2_encrypt_sectors(BDRVQcowState *s, int64_t sector_num,
- uint8_t *out_buf, const uint8_t *in_buf,
- int nb_sectors, int enc,
- const AES_KEY *key);
+void qcow2_encrypt_sectors(int64_t sector_num, uint8_t *out_buf,
+ const uint8_t *in_buf, int nb_sectors, int enc,
+ const AES_KEY *key);
int qcow2_get_cluster_offset(BlockDriverState *bs, uint64_t offset,
int *num, uint64_t *cluster_offset);