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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102d; envelope-from=pizhenwei@bytedance.com; helo=mail-pj1-x102d.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bytedance-com.20210112.gappssmtp.com) X-ZM-MESSAGEID: 1674878290638100005 Content-Type: text/plain; charset="utf-8" Now we have a QMP command to query crypto devices: virsh qemu-monitor-command vm '{"execute": "query-cryptodev"}' | jq { "return": [ { "service": [ "akcipher", "mac", "hash", "cipher" ], "id": "cryptodev1", "client": [ { "queue": 0, "type": "builtin" } ] }, { "service": [ "akcipher" ], "id": "cryptodev0", "client": [ { "queue": 0, "type": "lkcf" } ] } ], "id": "libvirt-417" } Signed-off-by: zhenwei pi --- backends/cryptodev.c | 45 ++++++++++++++++++++++++++++++++++++++++++++ qapi/cryptodev.json | 44 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 89 insertions(+) diff --git a/backends/cryptodev.c b/backends/cryptodev.c index c2a053db0e..d51eeb5ee4 100644 --- a/backends/cryptodev.c +++ b/backends/cryptodev.c @@ -24,6 +24,7 @@ #include "qemu/osdep.h" #include "sysemu/cryptodev.h" #include "qapi/error.h" +#include "qapi/qapi-commands-cryptodev.h" #include "qapi/visitor.h" #include "qemu/config-file.h" #include "qemu/error-report.h" @@ -33,6 +34,50 @@ =20 static QTAILQ_HEAD(, CryptoDevBackendClient) crypto_clients; =20 +static int qmp_query_cryptodev_foreach(Object *obj, void *data) +{ + CryptoDevBackend *backend; + CryptodevInfoList **infolist =3D data; + uint32_t services, i; + + if (!object_dynamic_cast(obj, TYPE_CRYPTODEV_BACKEND)) { + return 0; + } + + CryptodevInfo *info =3D g_new0(CryptodevInfo, 1); + info->id =3D g_strdup(object_get_canonical_path_component(obj)); + + backend =3D CRYPTODEV_BACKEND(obj); + services =3D backend->conf.crypto_services; + for (i =3D 0; i < QCRYPTODEV_BACKEND_SERVICE__MAX; i++) { + if (services & (1 << i)) { + QAPI_LIST_PREPEND(info->service, i); + } + } + + for (i =3D 0; i < backend->conf.peers.queues; i++) { + CryptoDevBackendClient *cc =3D backend->conf.peers.ccs[i]; + CryptodevBackendClient *client =3D g_new0(CryptodevBackendClient, = 1); + + client->queue =3D cc->queue_index; + client->type =3D cc->type; + QAPI_LIST_PREPEND(info->client, client); + } + + QAPI_LIST_PREPEND(*infolist, info); + + return 0; +} + +CryptodevInfoList *qmp_query_cryptodev(Error **errp) +{ + CryptodevInfoList *list =3D NULL; + Object *objs =3D container_get(object_get_root(), "/objects"); + + object_child_foreach(objs, qmp_query_cryptodev_foreach, &list); + + return list; +} =20 CryptoDevBackendClient *cryptodev_backend_new_client(void) { diff --git a/qapi/cryptodev.json b/qapi/cryptodev.json index 8732a30524..940078ace0 100644 --- a/qapi/cryptodev.json +++ b/qapi/cryptodev.json @@ -43,3 +43,47 @@ { 'enum': 'QCryptodevBackendType', 'prefix': 'QCRYPTODEV_BACKEND_TYPE', 'data': ['builtin', 'vhost-user', 'lkcf']} + +## +# @CryptodevBackendClient: +# +# Information about a queue of crypto device. +# +# @queue: the queue index of the crypto device +# +# @type: the type of the crypto device +# +# Since: 8.0 +## +{ 'struct': 'CryptodevBackendClient', + 'data': { 'queue': 'uint32', + 'type': 'QCryptodevBackendType' } } + +## +# @CryptodevInfo: +# +# Information about a crypto device. +# +# @id: the id of the crypto device +# +# @service: supported service types of a crypto device +# +# @client: the additional infomation of the crypto device +# +# Since: 8.0 +## +{ 'struct': 'CryptodevInfo', + 'data': { 'id': 'str', + 'service': ['QCryptodevBackendServiceType'], + 'client': ['CryptodevBackendClient'] } } + +## +# @query-cryptodev: +# +# Returns information about current crypto devices. +# +# Returns: a list of @CryptodevInfo +# +# Since: 8.0 +## +{ 'command': 'query-cryptodev', 'returns': ['CryptodevInfo']} --=20 2.34.1