[libvirt] [ocaml PATCH 2/3] Implement Connect.get_domain_capabilities

[Pino Toscano]

Wrap the virConnectGetDomainCapabilities C API.

Signed-off-by: Pino Toscano <ptoscano at redhat.com>
---
 libvirt/libvirt.ml          |  2 ++
 libvirt/libvirt.mli         | 16 ++++++++++++++++
 libvirt/libvirt_c_oneoffs.c | 16 ++++++++++++++++
 3 files changed, 34 insertions(+)

diff --git a/libvirt/libvirt.ml b/libvirt/libvirt.ml
index 49ccc3e..c7c5ffc 100644
--- a/libvirt/libvirt.ml
+++ b/libvirt/libvirt.ml
@@ -138,6 +138,8 @@ struct
       cb = _call_auth_default_callback;
     }
 
+  external get_domain_capabilities : ?emulatorbin:string -> ?arch:string -> ?machine:string -> ?virttype:string -> [>`R] t -> string = "ocaml_libvirt_connect_get_domain_capabilities"
+
   external const : [>`R] t -> ro t = "%identity"
 end
 
diff --git a/libvirt/libvirt.mli b/libvirt/libvirt.mli
index 0bd3d05..7448722 100644
--- a/libvirt/libvirt.mli
+++ b/libvirt/libvirt.mli
@@ -456,6 +456,22 @@ sig
 	of libvirt.
       *)
 
+  val get_domain_capabilities : ?emulatorbin:string -> ?arch:string -> ?machine:string -> ?virttype:string -> [>`R] t -> string
+    (** [get_domain_capabilities ()] returns the XML with the
+	available capabilities of the emulator or libvirt for domains.
+
+	The optional flag [?emulatorbin] is used to specify a different
+	emulator.
+
+	The optional flag [?arch] is used to specify a different
+	architecture.
+
+	The optional flag [?machine] is used to specify a different
+	machine type.
+
+	The optional flag [?virttype] is used to specify a different
+	type of virtualization. *)
+
   external const : [>`R] t -> ro t = "%identity"
     (** [const conn] turns a read/write connection into a read-only
 	connection.  Note that the opposite operation is impossible.
diff --git a/libvirt/libvirt_c_oneoffs.c b/libvirt/libvirt_c_oneoffs.c
index 71ca78e..0a9e485 100644
--- a/libvirt/libvirt_c_oneoffs.c
+++ b/libvirt/libvirt_c_oneoffs.c
@@ -419,6 +419,22 @@ ocaml_libvirt_connect_call_auth_default_callback (value listv)
   CAMLreturn (retv);
 }
 
+CAMLprim value
+ocaml_libvirt_connect_get_domain_capabilities (value emulatorbinv, value archv, value machinev, value virttypev, value connv)
+{
+  CAMLparam5 (emulatorbinv, archv, machinev, virttypev, connv);
+  CAMLlocal1 (rv);
+  virConnectPtr conn = Connect_val (connv);
+  char *r;
+
+  NONBLOCKING (r = virConnectGetDomainCapabilities (conn, Optstring_val (emulatorbinv), Optstring_val (archv), Optstring_val (machinev), Optstring_val (virttypev), 0));
+  CHECK_ERROR (r == NULL, "virConnectGetDomainCapabilities");
+
+  rv = caml_copy_string (r);
+  free (r);
+  CAMLreturn (rv);
+}
+
 CAMLprim value
 ocaml_libvirt_domain_get_id (value domv)
 {
-- 
2.20.1