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| author | Alberto Faria <afaria@redhat.com> | 2022-06-09 16:27:38 +0100 |
|---|---|---|
| committer | Hanna Reitz <hreitz@redhat.com> | 2022-07-12 12:14:55 +0200 |
| commit | 757dda54b43867936012970a1b457f3d16e7398d (patch) | |
| tree | 2d0997e452b2c62a2bc42a4ab249642cce5076ce /include/crypto | |
| parent | 353a5d84b25c335b259f37c4f43dad96e6d60ba8 (diff) | |
| download | qemu-757dda54b43867936012970a1b457f3d16e7398d.zip qemu-757dda54b43867936012970a1b457f3d16e7398d.tar.gz qemu-757dda54b43867936012970a1b457f3d16e7398d.tar.bz2 | |
crypto: Make block callbacks return 0 on success
They currently return the value of their headerlen/buflen parameter on
success. Returning 0 instead makes it clear that short reads/writes are
not possible.
Signed-off-by: Alberto Faria <afaria@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20220609152744.3891847-5-afaria@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
Diffstat (limited to 'include/crypto')
| -rw-r--r-- | include/crypto/block.h | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/include/crypto/block.h b/include/crypto/block.h index 7a65e8e..4f63a37 100644 --- a/include/crypto/block.h +++ b/include/crypto/block.h @@ -29,24 +29,24 @@ typedef struct QCryptoBlock QCryptoBlock; /* See also QCryptoBlockFormat, QCryptoBlockCreateOptions * and QCryptoBlockOpenOptions in qapi/crypto.json */ -typedef ssize_t (*QCryptoBlockReadFunc)(QCryptoBlock *block, - size_t offset, - uint8_t *buf, - size_t buflen, - void *opaque, - Error **errp); +typedef int (*QCryptoBlockReadFunc)(QCryptoBlock *block, + size_t offset, + uint8_t *buf, + size_t buflen, + void *opaque, + Error **errp); -typedef ssize_t (*QCryptoBlockInitFunc)(QCryptoBlock *block, - size_t headerlen, - void *opaque, - Error **errp); +typedef int (*QCryptoBlockInitFunc)(QCryptoBlock *block, + size_t headerlen, + void *opaque, + Error **errp); -typedef ssize_t (*QCryptoBlockWriteFunc)(QCryptoBlock *block, - size_t offset, - const uint8_t *buf, - size_t buflen, - void *opaque, - Error **errp); +typedef int (*QCryptoBlockWriteFunc)(QCryptoBlock *block, + size_t offset, + const uint8_t *buf, + size_t buflen, + void *opaque, + Error **errp); /** * qcrypto_block_has_format: |