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/*
* Copyright (c) 2017 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.
*/
#include <config.h>
#include <stdio.h>
#include "config_ProtocolStack.h"
#include <ccnx/transport/transport_rta/core/components.h>
#include <LongBow/runtime.h>
static const char param_STACK[] = "STACK";
static const char param_COMPONENTS[] = "COMPONENTS";
/*
* Call with the names of each component, terminated by a NULL, for example:
*
* <code>
* ccnxStackConfig_AppendComponents(stackConfig, apiConnector_GetName(), vegasFlowController_GetName(),
* tlvCodec_GetName(), localForwarder_GetName(), NULL);
* </code>
*
* Generates:
*
* { "STACK" : { "COMPONENTS" : [ name1, name2, ... ] }
*/
CCNxStackConfig *
protocolStack_ComponentsConfigArgs(CCNxStackConfig *stackConfig, ...)
{
PARCArrayList *list = parcArrayList_Create(NULL);
va_list ap;
const char *componentName;
va_start(ap, stackConfig);
while ((componentName = va_arg(ap, const char *)) != NULL) {
parcArrayList_Add(list, (char *) componentName);
}
va_end(ap);
stackConfig = protocolStack_ComponentsConfigArrayList(stackConfig, list);
parcArrayList_Destroy(&list);
return stackConfig;
}
/**
* Same as <code>protocolStack_ComponentsConfigArgs</code>, except uses
* an ArrayList of <code>const char *</code> component names.
*/
CCNxStackConfig *
protocolStack_ComponentsConfigArrayList(CCNxStackConfig *stackConfig, const PARCArrayList *listOfComponentNames)
{
PARCJSON *stackJson = parcJSON_Create();
PARCJSONArray *arrayJson = parcJSONArray_Create();
for (int i = 0; i < parcArrayList_Size(listOfComponentNames); i++) {
char *componentName = parcArrayList_Get(listOfComponentNames, i);
PARCJSONValue *value = parcJSONValue_CreateFromCString(componentName);
parcJSONArray_AddValue(arrayJson, value);
parcJSONValue_Release(&value);
}
parcJSON_AddArray(stackJson, param_COMPONENTS, arrayJson);
parcJSONArray_Release(&arrayJson);
PARCJSONValue *value = parcJSONValue_CreateFromJSON(stackJson);
parcJSON_Release(&stackJson);
CCNxStackConfig *result = ccnxStackConfig_Add(stackConfig, param_STACK, value);
parcJSONValue_Release(&value);
return result;
}
const char *
protocolStack_GetName(void)
{
return param_STACK;
}
/**
* Parse the protocol stack json to extract an array list of the component names
*/
PARCArrayList *
protocolStack_GetComponentNameArray(PARCJSON *protocolStackJson)
{
// created with NULL destroyer because we're putting in const char *
PARCArrayList *arraylist = parcArrayList_Create_Capacity(NULL, NULL, 16);
PARCJSONValue *value = parcJSON_GetValueByName(protocolStackJson, param_STACK);
assertNotNull(value, "Cannot have null %s key in json", param_STACK);
PARCJSON *stackJson = parcJSONValue_GetJSON(value);
value = parcJSON_GetValueByName(stackJson, param_COMPONENTS);
assertNotNull(value, "Cannot have null %s key in json", param_COMPONENTS);
assertTrue(parcJSONValue_IsArray(value), "key %s not type ARRAY", param_COMPONENTS);
PARCJSONArray *componentsJson = parcJSONValue_GetArray(value);
size_t length = parcJSONArray_GetLength(componentsJson);
for (size_t i = 0; i < length; i++) {
value = parcJSONArray_GetValue(componentsJson, i);
PARCBuffer *sBuf = parcJSONValue_GetString(value);
parcArrayList_Add(arraylist, parcBuffer_Overlay(sBuf, 0));
}
return arraylist;
}
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