Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 134 insertions, 0 deletions

diff --git a/block/crypto.h b/block/crypto.h
new file mode 100644
index 000000000..72e792c9a
--- /dev/null
+++ b/block/crypto.h
@@ -0,0 +1,134 @@
+/*
+ * QEMU block full disk encryption
+ *
+ * Copyright (c) 2015-2017 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef BLOCK_CRYPTO_H
+#define BLOCK_CRYPTO_H
+
+#define BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix, helpstr)                \
+    {                                                                   \
+        .name = prefix BLOCK_CRYPTO_OPT_QCOW_KEY_SECRET,                \
+        .type = QEMU_OPT_STRING,                                        \
+        .help = helpstr,                                                \
+    }
+
+#define BLOCK_CRYPTO_OPT_QCOW_KEY_SECRET "key-secret"
+
+#define BLOCK_CRYPTO_OPT_DEF_QCOW_KEY_SECRET(prefix)                    \
+    BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix,                             \
+        "ID of the secret that provides the AES encryption key")
+
+#define BLOCK_CRYPTO_OPT_LUKS_KEY_SECRET "key-secret"
+#define BLOCK_CRYPTO_OPT_LUKS_CIPHER_ALG "cipher-alg"
+#define BLOCK_CRYPTO_OPT_LUKS_CIPHER_MODE "cipher-mode"
+#define BLOCK_CRYPTO_OPT_LUKS_IVGEN_ALG "ivgen-alg"
+#define BLOCK_CRYPTO_OPT_LUKS_IVGEN_HASH_ALG "ivgen-hash-alg"
+#define BLOCK_CRYPTO_OPT_LUKS_HASH_ALG "hash-alg"
+#define BLOCK_CRYPTO_OPT_LUKS_ITER_TIME "iter-time"
+#define BLOCK_CRYPTO_OPT_LUKS_KEYSLOT "keyslot"
+#define BLOCK_CRYPTO_OPT_LUKS_STATE "state"
+#define BLOCK_CRYPTO_OPT_LUKS_OLD_SECRET "old-secret"
+#define BLOCK_CRYPTO_OPT_LUKS_NEW_SECRET "new-secret"
+
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_KEY_SECRET(prefix)                    \
+    BLOCK_CRYPTO_OPT_DEF_KEY_SECRET(prefix,                             \
+        "ID of the secret that provides the keyslot passphrase")
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_CIPHER_ALG(prefix)       \
+    {                                                      \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_CIPHER_ALG,   \
+        .type = QEMU_OPT_STRING,                           \
+        .help = "Name of encryption cipher algorithm",     \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_CIPHER_MODE(prefix)      \
+    {                                                      \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_CIPHER_MODE,  \
+        .type = QEMU_OPT_STRING,                           \
+        .help = "Name of encryption cipher mode",          \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_IVGEN_ALG(prefix)     \
+    {                                                   \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_IVGEN_ALG, \
+        .type = QEMU_OPT_STRING,                        \
+        .help = "Name of IV generator algorithm",       \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_IVGEN_HASH_ALG(prefix)        \
+    {                                                           \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_IVGEN_HASH_ALG,    \
+        .type = QEMU_OPT_STRING,                                \
+        .help = "Name of IV generator hash algorithm",          \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_HASH_ALG(prefix)       \
+    {                                                    \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_HASH_ALG,   \
+        .type = QEMU_OPT_STRING,                         \
+        .help = "Name of encryption hash algorithm",     \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_ITER_TIME(prefix)           \
+    {                                                         \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_ITER_TIME,       \
+        .type = QEMU_OPT_NUMBER,                              \
+        .help = "Time to spend in PBKDF in milliseconds",     \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_STATE(prefix)                           \
+    {                                                                     \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_STATE,                       \
+        .type = QEMU_OPT_STRING,                                          \
+        .help = "Select new state of affected keyslots (active/inactive)",\
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_KEYSLOT(prefix)              \
+    {                                                          \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_KEYSLOT,          \
+        .type = QEMU_OPT_NUMBER,                               \
+        .help = "Select a single keyslot to modify explicitly",\
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_OLD_SECRET(prefix)            \
+    {                                                           \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_OLD_SECRET,        \
+        .type = QEMU_OPT_STRING,                                \
+        .help = "Select all keyslots that match this password", \
+    }
+
+#define BLOCK_CRYPTO_OPT_DEF_LUKS_NEW_SECRET(prefix)            \
+    {                                                           \
+        .name = prefix BLOCK_CRYPTO_OPT_LUKS_NEW_SECRET,        \
+        .type = QEMU_OPT_STRING,                                \
+        .help = "New secret to set in the matching keyslots. "  \
+                "Empty string to erase",                        \
+    }
+
+QCryptoBlockCreateOptions *
+block_crypto_create_opts_init(QDict *opts, Error **errp);
+
+QCryptoBlockAmendOptions *
+block_crypto_amend_opts_init(QDict *opts, Error **errp);
+
+QCryptoBlockOpenOptions *
+block_crypto_open_opts_init(QDict *opts, Error **errp);
+
+#endif /* BLOCK_CRYPTO_H */