Merge tag 'misc-fixes-pull-request' of https://gitlab.com/berrange/qemu into staging

 - LUKS support for detached headers
 - Update x86 CPU model docs and script
 - Add missing close of chardev QIOChannel
 - More trace events o nTKS handshake
 - Drop unsafe VNC constants
 - Increase NOFILE limit during startup

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# gpg: Signature made Fri 09 Feb 2024 14:04:05 GMT
# gpg:                using RSA key DAF3A6FDB26B62912D0E8E3FBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" [full]
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>" [full]
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* tag 'misc-fixes-pull-request' of https://gitlab.com/berrange/qemu:
  tests: Add case for LUKS volume with detached header
  crypto: Introduce 'detached-header' field in QCryptoBlockInfoLUKS
  block: Support detached LUKS header creation using qemu-img
  block: Support detached LUKS header creation using blockdev-create
  crypto: Modify the qcrypto_block_create to support creation flags
  qapi: Make parameter 'file' optional for BlockdevCreateOptionsLUKS
  crypto: Support LUKS volume with detached header
  io: add trace event when cancelling TLS handshake
  chardev: close QIOChannel before unref'ing
  docs: re-generate x86_64 ABI compatibility CSV
  docs: fix highlighting of CPU ABI header rows
  scripts: drop comment about autogenerated CPU API file
  softmmu: remove obsolete comment about libvirt timeouts
  ui: drop VNC feature _MASK constants
  qemu_init: increase NOFILE soft limit on POSIX
  crypto: Introduce SM4 symmetric cipher algorithm
  meson: sort C warning flags alphabetically

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

2 files changed, 21 insertions, 5 deletions

diff --git a/qapi/block-core.json b/qapi/block-core.json
index 781c9bd03e..e4ef36d2aa 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -3365,11 +3365,14 @@
 #     decryption key (since 2.6). Mandatory except when doing a
 #     metadata-only probe of the image.
 #
+# @header: block device holding a detached LUKS header. (since 9.0)
+#
 # Since: 2.9
 ##
 { 'struct': 'BlockdevOptionsLUKS',
   'base': 'BlockdevOptionsGenericFormat',
-  'data': { '*key-secret': 'str' } }
+  'data': { '*key-secret': 'str',
+            '*header': 'BlockdevRef'} }
 
 ##
 # @BlockdevOptionsGenericCOWFormat:
@@ -4952,7 +4955,10 @@
 #
 # Driver specific image creation options for LUKS.
 #
-# @file: Node to create the image format on
+# @file: Node to create the image format on, mandatory except when
+#        'preallocation' is not requested
+#
+# @header: Block device holding a detached LUKS header. (since 9.0)
 #
 # @size: Size of the virtual disk in bytes
 #
@@ -4963,7 +4969,8 @@
 ##
 { 'struct': 'BlockdevCreateOptionsLUKS',
   'base': 'QCryptoBlockCreateOptionsLUKS',
-  'data': { 'file':             'BlockdevRef',
+  'data': { '*file':            'BlockdevRef',
+            '*header':          'BlockdevRef',
             'size':             'size',
             '*preallocation':   'PreallocMode' } }
 
diff --git a/qapi/crypto.json b/qapi/crypto.json
index fd3d46ebd1..ad8dd37175 100644
--- a/qapi/crypto.json
+++ b/qapi/crypto.json
@@ -94,6 +94,8 @@
 #
 # @twofish-256: Twofish with 256 bit / 32 byte keys
 #
+# @sm4: SM4 with 128 bit / 16 byte keys (since 9.0)
+#
 # Since: 2.6
 ##
 { 'enum': 'QCryptoCipherAlgorithm',
@@ -102,7 +104,8 @@
            'des', '3des',
            'cast5-128',
            'serpent-128', 'serpent-192', 'serpent-256',
-           'twofish-128', 'twofish-192', 'twofish-256']}
+           'twofish-128', 'twofish-192', 'twofish-256',
+           'sm4']}
 
 ##
 # @QCryptoCipherMode:
@@ -223,6 +226,8 @@
 # @iter-time: number of milliseconds to spend in PBKDF passphrase
 #     processing.  Currently defaults to 2000. (since 2.8)
 #
+# @detached-header: create a detached LUKS header. (since 9.0)
+#
 # Since: 2.6
 ##
 { 'struct': 'QCryptoBlockCreateOptionsLUKS',
@@ -232,7 +237,8 @@
             '*ivgen-alg': 'QCryptoIVGenAlgorithm',
             '*ivgen-hash-alg': 'QCryptoHashAlgorithm',
             '*hash-alg': 'QCryptoHashAlgorithm',
-            '*iter-time': 'int'}}
+            '*iter-time': 'int',
+            '*detached-header': 'bool'}}
 
 ##
 # @QCryptoBlockOpenOptions:
@@ -311,6 +317,8 @@
 #
 # @hash-alg: the master key hash algorithm
 #
+# @detached-header: whether the LUKS header is detached (Since 9.0)
+#
 # @payload-offset: offset to the payload data in bytes
 #
 # @master-key-iters: number of PBKDF2 iterations for key material
@@ -327,6 +335,7 @@
            'ivgen-alg': 'QCryptoIVGenAlgorithm',
            '*ivgen-hash-alg': 'QCryptoHashAlgorithm',
            'hash-alg': 'QCryptoHashAlgorithm',
+           'detached-header': 'bool',
            'payload-offset': 'int',
            'master-key-iters': 'int',
            'uuid': 'str',