VPP-86: fix array copy in generated JNI code
Change-Id: Ic67b3c0623d98c5ee3f1ffa1e1bd9cfb96b233bd
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
diff --git a/vpp-api/java/jvpp/gen/jvpp_c_gen.py b/vpp-api/java/jvpp/gen/jvpp_c_gen.py
index e277976..c02c826 100644
--- a/vpp-api/java/jvpp/gen/jvpp_c_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_c_gen.py
@@ -89,7 +89,8 @@
u8_array_struct_setter_template = Template("""
{
jsize cnt = (*env)->GetArrayLength (env, ${java_name});
- if (cnt > sizeof(mp->${c_name})) cnt = sizeof(mp->${c_name});
+ size_t max_size = ${field_length};
+ if (max_size != 0 && cnt > max_size) cnt = max_size;
(*env)->GetByteArrayRegion(env, ${java_name}, 0, cnt, (jbyte *)mp->${c_name});
}
""")
@@ -97,8 +98,11 @@
u32_array_struct_setter_template = Template("""
jint * ${java_name}ArrayElements = (*env)->GetIntArrayElements(env, ${java_name}, NULL);
{
- int _i;
- for (_i = 0; _i < 0; _i++) {
+ size_t _i;
+ jsize cnt = (*env)->GetArrayLength (env, ${java_name});
+ size_t max_size = ${field_length};
+ if (max_size != 0 && cnt > max_size) cnt = max_size;
+ for (_i = 0; _i < cnt; _i++) {
mp->${c_name}[_i] = clib_host_to_net_u32(${java_name}ArrayElements[_i]);
}
}
@@ -180,16 +184,18 @@
jni_getter=jni_getter)
# field setters
- for t in zip(f['c_types'], f['args']):
+ for t in zip(f['c_types'], f['args'], f['lengths']):
c_type = t[0]
c_name = t[1]
+ field_length = t[2]
java_field_name = util.underscore_to_camelcase(c_name)
struct_setter_template = struct_setter_templates[c_type]
struct_setters += struct_setter_template.substitute(
c_name=c_name,
- java_name=java_field_name)
+ java_name=java_field_name,
+ field_length=field_length)
jni_impl.append(jni_impl_template.substitute(
inputfile=inputfile,
@@ -221,23 +227,23 @@
""")
u8_array_dto_field_setter_template = Template("""
- jbyteArray ${java_name} = (*env)->NewByteArray(env, sizeof(mp->${c_name}));
- (*env)->SetByteArrayRegion(env, ${java_name}, 0, sizeof(mp->${c_name}), (const jbyte*)mp->${c_name});
+ jbyteArray ${java_name} = (*env)->NewByteArray(env, ${field_length});
+ (*env)->SetByteArrayRegion(env, ${java_name}, 0, ${field_length}, (const jbyte*)mp->${c_name});
(*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name});
""")
# For each u64 array we get its elements. Then we convert values to host byte order.
# All changes to jint* buffer are written to jlongArray (isCopy is set to NULL)
u64_array_dto_field_setter_template = Template("""
- jlongArray ${java_name} = (*env)->NewLongArray(env, sizeof(mp->${c_name}));
{
+ jlongArray ${java_name} = (*env)->NewLongArray(env, ${field_length});
jlong * ${java_name}ArrayElements = (*env)->GetLongArrayElements(env, ${java_name}, NULL);
- int _i;
- for (_i = 0; _i < 0; _i++) {
+ unsigned int _i;
+ for (_i = 0; _i < ${field_length}; _i++) {
${java_name}ArrayElements[_i] = clib_net_to_host_u64(mp->${c_name}[_i]);
}
+ (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name});
}
- (*env)->SetObjectField(env, dto, ${java_name}FieldId, ${java_name});
""")
dto_field_setter_templates = {'u8': default_dto_field_setter_template,
@@ -282,10 +288,11 @@
dto_setters = ''
# dto setters
- for t in zip(f['c_types'], f['types'], f['args']):
+ for t in zip(f['c_types'], f['types'], f['args'], f['lengths']):
c_type = t[0]
jni_type = t[1]
c_name = t[2]
+ field_length = t[3]
java_field_name = util.underscore_to_camelcase(c_name)
jni_signature = util.jni_2_signature_mapping[jni_type]
@@ -302,7 +309,8 @@
java_name=java_field_name,
jni_signature=jni_signature,
c_name=c_name,
- jni_setter=jni_setter)
+ jni_setter=jni_setter,
+ field_length=field_length)
handlers.append(msg_handler_template.substitute(
inputfile=inputfile,
diff --git a/vpp-api/java/jvpp/gen/jvpp_gen.py b/vpp-api/java/jvpp/gen/jvpp_gen.py
index 931141e..e2ff2ad 100755
--- a/vpp-api/java/jvpp/gen/jvpp_gen.py
+++ b/vpp-api/java/jvpp/gen/jvpp_gen.py
@@ -72,16 +72,19 @@
def get_types(t, filter):
types_list = []
c_types_list = []
+ lengths_list = []
for i in t:
if not filter(i[1]):
continue
if len(i) is 3: # array type
types_list.append(vpp_2_jni_type_mapping[i[0]] + 'Array')
c_types_list.append(i[0] + '[]')
+ lengths_list.append(i[2])
else: # primitive type
types_list.append(vpp_2_jni_type_mapping[i[0]])
c_types_list.append(i[0])
- return types_list, c_types_list
+ lengths_list.append(0)
+ return types_list, c_types_list, lengths_list
def get_definitions():
@@ -96,18 +99,18 @@
# For replies include all the arguments except message_id
if util.is_reply(java_name):
- types, c_types = get_types(a[1:], is_response_field)
+ types, c_types, lengths = get_types(a[1:], is_response_field)
func_name[a[0]] = dict(
[('name', a[0]), ('java_name', java_name),
('args', get_args(a[1:], is_response_field)), ('full_args', get_args(a[1:], lambda x: True)),
- ('types', types), ('c_types', c_types)])
+ ('types', types), ('c_types', c_types), ('lengths', lengths)])
# For requests skip message_id, client_id and context
else:
- types, c_types = get_types(a[1:], is_request_field)
+ types, c_types, lengths = get_types(a[1:], is_request_field)
func_name[a[0]] = dict(
[('name', a[0]), ('java_name', java_name),
('args', get_args(a[1:], is_request_field)), ('full_args', get_args(a[1:], lambda x: True)),
- ('types', types), ('c_types', c_types)])
+ ('types', types), ('c_types', c_types), ('lengths', lengths)])
# Indexed by name
func_list.append(func_name[a[0]])
diff --git a/vpp-api/java/jvpp/org/openvpp/jvpp/test/L2AclTest.java b/vpp-api/java/jvpp/org/openvpp/jvpp/test/L2AclTest.java
new file mode 100644
index 0000000..e92b4f5
--- /dev/null
+++ b/vpp-api/java/jvpp/org/openvpp/jvpp/test/L2AclTest.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.openvpp.jvpp.test;
+
+import org.openvpp.jvpp.JVppImpl;
+import org.openvpp.jvpp.VppJNIConnection;
+import org.openvpp.jvpp.dto.ClassifyAddDelSession;
+import org.openvpp.jvpp.dto.ClassifyAddDelSessionReply;
+import org.openvpp.jvpp.dto.ClassifyAddDelTable;
+import org.openvpp.jvpp.dto.ClassifyAddDelTableReply;
+import org.openvpp.jvpp.dto.InputAclSetInterface;
+import org.openvpp.jvpp.dto.InputAclSetInterfaceReply;
+import org.openvpp.jvpp.future.FutureJVppFacade;
+
+/**
+ * <p>Tests L2 ACL creation.<br>
+ * Equivalent to the following vppctl commands:<br>
+ *
+ * <pre>{@code
+ * vppctl classify table mask l2 src
+ * vppctl classify session acl-hit-next deny opaque-index 0 table-index 0 match l2 src 01:02:03:04:05:06
+ * vppctl vppctl set int input acl intfc local0 l2-table 0
+ * }
+ * </pre>
+ *
+ * To verify invoke:<br>
+ * {@code vppctl sh class table verbose}
+ */
+public class L2AclTest {
+
+ private static ClassifyAddDelTable createClassifyTable() {
+ ClassifyAddDelTable request = new ClassifyAddDelTable();
+ request.isAdd = 1;
+ request.tableIndex = ~0; // default
+ request.nbuckets = 2;
+ request.memorySize = 2 << 20;
+ request.nextTableIndex = ~0; // default
+ request.missNextIndex = ~0; // default
+ request.skipNVectors = 0;
+ request.matchNVectors = 1;
+ request.mask =
+ new byte[]{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
+ (byte) 0xff, (byte) 0xff, 0x00, 0x00, 0x00, 0x00};
+ return request;
+ }
+
+ private static ClassifyAddDelSession createClassifySession(final int tableIndex) {
+ ClassifyAddDelSession request = new ClassifyAddDelSession();
+ request.isAdd = 1;
+ request.tableIndex = tableIndex;
+ request.hitNextIndex = 0; // deny
+ request.opaqueIndex = 0;
+ request.advance = 0; // default
+ // match 01:02:03:04:05:06 mac address
+ request.match =
+ new byte[]{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04,
+ (byte) 0x05, (byte) 0x06, 0x00, 0x00, 0x00, 0x00};
+ return request;
+ }
+
+ private static InputAclSetInterface aclSetInterface() {
+ InputAclSetInterface request = new InputAclSetInterface();
+ request.isAdd = 1;
+ request.swIfIndex = 0;
+ request.ip4TableIndex = ~0; // skip
+ request.ip6TableIndex = ~0; // skip
+ request.l2TableIndex = 0;
+ return request;
+ }
+
+ private static void print(ClassifyAddDelTableReply reply) {
+ System.out.printf("ClassifyAddDelTableReply: context=%d, retval=%d, " +
+ "newTableIndex=%d, skipNVectors=%d, matchNVectors=%d\n",
+ reply.context,
+ reply.retval,
+ reply.newTableIndex,
+ reply.skipNVectors,
+ reply.matchNVectors);
+ }
+
+ private static void print(ClassifyAddDelSessionReply reply) {
+ System.out.printf("ClassifyAddDelSessionReply: context=%d, retval=%d\n",
+ reply.context,
+ reply.retval);
+ }
+
+ private static void print(final InputAclSetInterfaceReply reply) {
+ System.out.printf("InputAclSetInterfaceReply: context=%d, retval=%d\n",
+ reply.context,
+ reply.retval);
+
+ }
+
+ private static void testL2Acl() throws Exception {
+ System.out.println("Testing L2 ACLs using Java callback API");
+ final JVppImpl jvpp = new JVppImpl(new VppJNIConnection("L2AclTest"));
+ final FutureJVppFacade jvppFacade = new FutureJVppFacade(jvpp);
+
+ System.out.println("Successfully connected to VPP");
+ Thread.sleep(1000);
+
+ final ClassifyAddDelTableReply classifyAddDelTableReply =
+ jvppFacade.classifyAddDelTable(createClassifyTable()).toCompletableFuture().get();
+ print(classifyAddDelTableReply);
+
+ final ClassifyAddDelSessionReply classifyAddDelSessionReply =
+ jvppFacade.classifyAddDelSession(createClassifySession(classifyAddDelTableReply.newTableIndex))
+ .toCompletableFuture().get();
+ print(classifyAddDelSessionReply);
+
+ final InputAclSetInterfaceReply inputAclSetInterfaceReply =
+ jvppFacade.inputAclSetInterface(aclSetInterface()).toCompletableFuture().get();
+ print(inputAclSetInterfaceReply);
+
+ System.out.println("Disconnecting...");
+ jvpp.close();
+ Thread.sleep(1000);
+ }
+
+ public static void main(String[] args) throws Exception {
+ testL2Acl();
+ }
+}
diff --git a/vpp-api/java/jvpp/org/openvpp/jvpp/test/Readme.txt b/vpp-api/java/jvpp/org/openvpp/jvpp/test/Readme.txt
index df4100d..79486ac 100644
--- a/vpp-api/java/jvpp/org/openvpp/jvpp/test/Readme.txt
+++ b/vpp-api/java/jvpp/org/openvpp/jvpp/test/Readme.txt
@@ -2,12 +2,11 @@
- Make sure VPP is running
- From VPP's build-root/ folder execute:
- - sudo java -cp .:build-vpp-native/vpp-api/java/jvpp-1.0.0.jar org.openvpp.jvpp.test.ControlPingTest
- - sudo java -cp .:build-vpp-native/vpp-api/java/jvpp-1.0.0.jar org.openvpp.jvpp.test.FutureApiTest
- - sudo java -cp .:build-vpp-native/vpp-api/java/jvpp-1.0.0.jar org.openvpp.jvpp.test.CallbackApiTest
+ - sudo java -cp build-vpp-native/vpp-api/java/jvpp-16.09.jar org.openvpp.jvpp.test.[test name]
Available tests:
ControlPingTest - Simple test executing a single control ping using low level JVpp APIs
CallbackApiTest - Similar to ControlPingTest, invokes more complex calls (e.g. interface dump) using low level JVpp APIs
FutureApiTest - Execution of more complex calls using Future based JVpp facade
-CallbackJVppFacadeTest - Execution of more complex calls using Callback based JVpp facade
\ No newline at end of file
+CallbackJVppFacadeTest - Execution of more complex calls using Callback based JVpp facade
+L2AclTest - Tests L2 ACL creation
\ No newline at end of file