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From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
To: qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: berrange@redhat.com, mreitz@redhat.com, kwolf@redhat.com,
	den@openvz.org, vsementsov@virtuozzo.com
Subject: [Qemu-devel] [PATCH v2 3/5] crypto/block: rename qcrypto_block_*crypt_helper
Date: Wed,  5 Dec 2018 17:46:58 +0300	[thread overview]
Message-ID: <20181205144700.26563-4-vsementsov@virtuozzo.com> (raw)
In-Reply-To: <20181205144700.26563-1-vsementsov@virtuozzo.com>

Rename qcrypto_block_*crypt_helper to qcrypto_cipher_*crypt_helper, as
it's not about QCryptoBlock. This is needed to introduce
qcrypto_block_*crypt_helper in the next commit, which will have
QCryptoBlock pointer and than will be able to use additional fields of
it, which in turn will be used to implement thread-safe QCryptoBlock
operations.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 crypto/blockpriv.h  | 34 +++++++++++++-------------
 crypto/block-luks.c | 44 +++++++++++++++++-----------------
 crypto/block-qcow.c | 16 ++++++-------
 crypto/block.c      | 58 ++++++++++++++++++++++-----------------------
 4 files changed, 76 insertions(+), 76 deletions(-)

diff --git a/crypto/blockpriv.h b/crypto/blockpriv.h
index 41840abcec..347a7c010a 100644
--- a/crypto/blockpriv.h
+++ b/crypto/blockpriv.h
@@ -78,22 +78,22 @@ struct QCryptoBlockDriver {
 };
 
 
-int qcrypto_block_decrypt_helper(QCryptoCipher *cipher,
-                                 size_t niv,
-                                 QCryptoIVGen *ivgen,
-                                 int sectorsize,
-                                 uint64_t offset,
-                                 uint8_t *buf,
-                                 size_t len,
-                                 Error **errp);
-
-int qcrypto_block_encrypt_helper(QCryptoCipher *cipher,
-                                 size_t niv,
-                                 QCryptoIVGen *ivgen,
-                                 int sectorsize,
-                                 uint64_t offset,
-                                 uint8_t *buf,
-                                 size_t len,
-                                 Error **errp);
+int qcrypto_cipher_decrypt_helper(QCryptoCipher *cipher,
+                                  size_t niv,
+                                  QCryptoIVGen *ivgen,
+                                  int sectorsize,
+                                  uint64_t offset,
+                                  uint8_t *buf,
+                                  size_t len,
+                                  Error **errp);
+
+int qcrypto_cipher_encrypt_helper(QCryptoCipher *cipher,
+                                  size_t niv,
+                                  QCryptoIVGen *ivgen,
+                                  int sectorsize,
+                                  uint64_t offset,
+                                  uint8_t *buf,
+                                  size_t len,
+                                  Error **errp);
 
 #endif /* QCRYPTO_BLOCKPRIV_H */
diff --git a/crypto/block-luks.c b/crypto/block-luks.c
index 51e24d23ca..72dd51051d 100644
--- a/crypto/block-luks.c
+++ b/crypto/block-luks.c
@@ -504,14 +504,14 @@ qcrypto_block_luks_load_key(QCryptoBlock *block,
      * to reset the encryption cipher every time the master
      * key crosses a sector boundary.
      */
-    if (qcrypto_block_decrypt_helper(cipher,
-                                     niv,
-                                     ivgen,
-                                     QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
-                                     0,
-                                     splitkey,
-                                     splitkeylen,
-                                     errp) < 0) {
+    if (qcrypto_cipher_decrypt_helper(cipher,
+                                      niv,
+                                      ivgen,
+                                      QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
+                                      0,
+                                      splitkey,
+                                      splitkeylen,
+                                      errp) < 0) {
         goto cleanup;
     }
 
@@ -1219,12 +1219,12 @@ qcrypto_block_luks_create(QCryptoBlock *block,
 
     /* Now we encrypt the split master key with the key generated
      * from the user's password, before storing it */
-    if (qcrypto_block_encrypt_helper(cipher, block->niv, ivgen,
-                                     QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
-                                     0,
-                                     splitkey,
-                                     splitkeylen,
-                                     errp) < 0) {
+    if (qcrypto_cipher_encrypt_helper(cipher, block->niv, ivgen,
+                                      QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
+                                      0,
+                                      splitkey,
+                                      splitkeylen,
+                                      errp) < 0) {
         goto error;
     }
 
@@ -1409,10 +1409,10 @@ qcrypto_block_luks_decrypt(QCryptoBlock *block,
 {
     assert(QEMU_IS_ALIGNED(offset, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE));
     assert(QEMU_IS_ALIGNED(len, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE));
-    return qcrypto_block_decrypt_helper(block->cipher,
-                                        block->niv, block->ivgen,
-                                        QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
-                                        offset, buf, len, errp);
+    return qcrypto_cipher_decrypt_helper(block->cipher,
+                                         block->niv, block->ivgen,
+                                         QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
+                                         offset, buf, len, errp);
 }
 
 
@@ -1425,10 +1425,10 @@ qcrypto_block_luks_encrypt(QCryptoBlock *block,
 {
     assert(QEMU_IS_ALIGNED(offset, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE));
     assert(QEMU_IS_ALIGNED(len, QCRYPTO_BLOCK_LUKS_SECTOR_SIZE));
-    return qcrypto_block_encrypt_helper(block->cipher,
-                                        block->niv, block->ivgen,
-                                        QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
-                                        offset, buf, len, errp);
+    return qcrypto_cipher_encrypt_helper(block->cipher,
+                                         block->niv, block->ivgen,
+                                         QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
+                                         offset, buf, len, errp);
 }
 
 
diff --git a/crypto/block-qcow.c b/crypto/block-qcow.c
index 7606231e79..536ef4ee98 100644
--- a/crypto/block-qcow.c
+++ b/crypto/block-qcow.c
@@ -152,10 +152,10 @@ qcrypto_block_qcow_decrypt(QCryptoBlock *block,
 {
     assert(QEMU_IS_ALIGNED(offset, QCRYPTO_BLOCK_QCOW_SECTOR_SIZE));
     assert(QEMU_IS_ALIGNED(len, QCRYPTO_BLOCK_QCOW_SECTOR_SIZE));
-    return qcrypto_block_decrypt_helper(block->cipher,
-                                        block->niv, block->ivgen,
-                                        QCRYPTO_BLOCK_QCOW_SECTOR_SIZE,
-                                        offset, buf, len, errp);
+    return qcrypto_cipher_decrypt_helper(block->cipher,
+                                         block->niv, block->ivgen,
+                                         QCRYPTO_BLOCK_QCOW_SECTOR_SIZE,
+                                         offset, buf, len, errp);
 }
 
 
@@ -168,10 +168,10 @@ qcrypto_block_qcow_encrypt(QCryptoBlock *block,
 {
     assert(QEMU_IS_ALIGNED(offset, QCRYPTO_BLOCK_QCOW_SECTOR_SIZE));
     assert(QEMU_IS_ALIGNED(len, QCRYPTO_BLOCK_QCOW_SECTOR_SIZE));
-    return qcrypto_block_encrypt_helper(block->cipher,
-                                        block->niv, block->ivgen,
-                                        QCRYPTO_BLOCK_QCOW_SECTOR_SIZE,
-                                        offset, buf, len, errp);
+    return qcrypto_cipher_encrypt_helper(block->cipher,
+                                         block->niv, block->ivgen,
+                                         QCRYPTO_BLOCK_QCOW_SECTOR_SIZE,
+                                         offset, buf, len, errp);
 }
 
 
diff --git a/crypto/block.c b/crypto/block.c
index f4101f0841..540b27e581 100644
--- a/crypto/block.c
+++ b/crypto/block.c
@@ -196,15 +196,15 @@ typedef int (*QCryptoCipherEncryptFunc)(QCryptoCipher *cipher,
                                         size_t len,
                                         Error **errp);
 
-static int do_qcrypto_block_encrypt(QCryptoCipher *cipher,
-                                    size_t niv,
-                                    QCryptoIVGen *ivgen,
-                                    int sectorsize,
-                                    uint64_t offset,
-                                    uint8_t *buf,
-                                    size_t len,
-                                    QCryptoCipherEncryptFunc func,
-                                    Error **errp)
+static int do_qcrypto_cipher_encrypt(QCryptoCipher *cipher,
+                                     size_t niv,
+                                     QCryptoIVGen *ivgen,
+                                     int sectorsize,
+                                     uint64_t offset,
+                                     uint8_t *buf,
+                                     size_t len,
+                                     QCryptoCipherEncryptFunc func,
+                                     Error **errp)
 {
     uint8_t *iv;
     int ret = -1;
@@ -249,29 +249,29 @@ static int do_qcrypto_block_encrypt(QCryptoCipher *cipher,
 }
 
 
-int qcrypto_block_decrypt_helper(QCryptoCipher *cipher,
-                                 size_t niv,
-                                 QCryptoIVGen *ivgen,
-                                 int sectorsize,
-                                 uint64_t offset,
-                                 uint8_t *buf,
-                                 size_t len,
-                                 Error **errp)
+int qcrypto_cipher_decrypt_helper(QCryptoCipher *cipher,
+                                  size_t niv,
+                                  QCryptoIVGen *ivgen,
+                                  int sectorsize,
+                                  uint64_t offset,
+                                  uint8_t *buf,
+                                  size_t len,
+                                  Error **errp)
 {
-    return do_qcrypto_block_encrypt(cipher, niv, ivgen, sectorsize, offset,
-                                    buf, len, qcrypto_cipher_decrypt, errp);
+    return do_qcrypto_cipher_encrypt(cipher, niv, ivgen, sectorsize, offset,
+                                     buf, len, qcrypto_cipher_decrypt, errp);
 }
 
 
-int qcrypto_block_encrypt_helper(QCryptoCipher *cipher,
-                                 size_t niv,
-                                 QCryptoIVGen *ivgen,
-                                 int sectorsize,
-                                 uint64_t offset,
-                                 uint8_t *buf,
-                                 size_t len,
-                                 Error **errp)
+int qcrypto_cipher_encrypt_helper(QCryptoCipher *cipher,
+                                  size_t niv,
+                                  QCryptoIVGen *ivgen,
+                                  int sectorsize,
+                                  uint64_t offset,
+                                  uint8_t *buf,
+                                  size_t len,
+                                  Error **errp)
 {
-    return do_qcrypto_block_encrypt(cipher, niv, ivgen, sectorsize, offset,
-                                    buf, len, qcrypto_cipher_encrypt, errp);
+    return do_qcrypto_cipher_encrypt(cipher, niv, ivgen, sectorsize, offset,
+                                     buf, len, qcrypto_cipher_encrypt, errp);
 }
-- 
2.18.0

  parent reply	other threads:[~2018-12-05 14:47 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-05 14:46 [Qemu-devel] [PATCH v2 0/5] crypto threads Vladimir Sementsov-Ogievskiy
2018-12-05 14:46 ` [Qemu-devel] [PATCH v2 1/5] crypto/block-luks: fix memory leak in qcrypto_block_luks_create Vladimir Sementsov-Ogievskiy
2018-12-06 10:34   ` Daniel P. Berrangé
2018-12-07 12:27   ` [Qemu-devel] [Qemu-block] " Alberto Garcia
2018-12-05 14:46 ` [Qemu-devel] [PATCH v2 2/5] crypto/block: refactor qcrypto_block_*crypt_helper functions Vladimir Sementsov-Ogievskiy
2018-12-06 10:36   ` Daniel P. Berrangé
2018-12-06 17:36     ` Vladimir Sementsov-Ogievskiy
2018-12-07  9:45       ` Daniel P. Berrangé
2018-12-07 12:37   ` [Qemu-devel] [Qemu-block] " Alberto Garcia
2018-12-05 14:46 ` Vladimir Sementsov-Ogievskiy [this message]
2018-12-06 10:39   ` [Qemu-devel] [PATCH v2 3/5] crypto/block: rename qcrypto_block_*crypt_helper Daniel P. Berrangé
2018-12-05 14:46 ` [Qemu-devel] [PATCH v2 4/5] crypto/block: introduce qcrypto_block_*crypt_helper functions Vladimir Sementsov-Ogievskiy
2018-12-06 10:39   ` Daniel P. Berrangé
2018-12-05 14:47 ` [Qemu-devel] [PATCH v2 5/5] crypto: support multiple threads accessing one QCryptoBlock Vladimir Sementsov-Ogievskiy
2018-12-06 10:54   ` Daniel P. Berrangé
2018-12-06 17:42     ` Vladimir Sementsov-Ogievskiy
2018-12-07  9:45       ` Daniel P. Berrangé
2018-12-07 14:44     ` Vladimir Sementsov-Ogievskiy
2018-12-07 14:45       ` Daniel P. Berrangé

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