/* Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You 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 <assert.h>

#include <httpd.h>

#include <http_core.h>

#include <http_config.h>

#include "h2_private.h"

#include "h2_session.h"

#include "h2_task.h"

#include "h2_ctx.h"

static h2_ctx *h2_ctx_create(const conn_rec *c)

{

    h2_ctx *ctx = apr_pcalloc(c->pool, sizeof(h2_ctx));

    ap_assert(ctx);

    ap_set_module_config(c->conn_config, &http2_module, ctx);

    h2_ctx_server_set(ctx, c->base_server);

    return ctx;

}

void h2_ctx_clear(const conn_rec *c)

{

    ap_assert(c);

    ap_set_module_config(c->conn_config, &http2_module, NULL);

}

h2_ctx *h2_ctx_create_for(const conn_rec *c, h2_task *task)

{

    h2_ctx *ctx = h2_ctx_create(c);

    if (ctx) {

        ctx->task = task;

    }

    return ctx;

}

h2_ctx *h2_ctx_get(const conn_rec *c, int create)

{

    h2_ctx *ctx = (h2_ctx*)ap_get_module_config(c->conn_config, &http2_module);

    if (ctx == NULL && create) {

        ctx = h2_ctx_create(c);

    }

    return ctx;

}

h2_ctx *h2_ctx_rget(const request_rec *r)

{

    return h2_ctx_get(r->connection, 0);

}

const char *h2_ctx_protocol_get(const conn_rec *c)

{

    h2_ctx *ctx;

    if (c->master) {

        c = c->master;

    }

    ctx = (h2_ctx*)ap_get_module_config(c->conn_config, &http2_module);

    return ctx? ctx->protocol : NULL;

}

h2_ctx *h2_ctx_protocol_set(h2_ctx *ctx, const char *proto)

{

    ctx->protocol = proto;

    return ctx;

}

h2_session *h2_ctx_session_get(h2_ctx *ctx)

{

    return ctx? ctx->session : NULL;

}

void h2_ctx_session_set(h2_ctx *ctx, struct h2_session *session)

{

    ctx->session = session;

}

server_rec *h2_ctx_server_get(h2_ctx *ctx)

{

    return ctx? ctx->server : NULL;

}

h2_ctx *h2_ctx_server_set(h2_ctx *ctx, server_rec *s)

{

    ctx->server = s;

    return ctx;

}

int h2_ctx_is_task(h2_ctx *ctx)

{

    return ctx && ctx->task;

}

h2_task *h2_ctx_get_task(h2_ctx *ctx)

{

    return ctx? ctx->task : NULL;

}

h2_task *h2_ctx_cget_task(conn_rec *c)

{

    return h2_ctx_get_task(h2_ctx_get(c, 0));

}

h2_task *h2_ctx_rget_task(request_rec *r)

{

    return h2_ctx_get_task(h2_ctx_rget(r));

}