tor-android/external/badvpn_dns/ncd/extra/NCDRequestClient.h

112 lines
4.4 KiB
C

/**
* @file NCDRequestClient.h
* @author Ambroz Bizjak <ambrop7@gmail.com>
*
* @section LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the author nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef BADVPN_NCDREQUESTCLIENT_H
#define BADVPN_NCDREQUESTCLIENT_H
#include <stdint.h>
#include <misc/debug.h>
#include <misc/debugerror.h>
#include <misc/debugcounter.h>
#include <structure/BAVL.h>
#include <base/DebugObject.h>
#include <system/BConnection.h>
#include <system/BConnectionGeneric.h>
#include <flow/PacketProtoDecoder.h>
#include <flow/PacketStreamSender.h>
#include <flow/PacketPassFifoQueue.h>
#include <ncd/NCDValGenerator.h>
#include <ncd/NCDValParser.h>
struct NCDRequestClient_req;
typedef void (*NCDRequestClient_handler_error) (void *user);
typedef void (*NCDRequestClient_handler_connected) (void *user);
typedef void (*NCDRequestClientRequest_handler_sent) (void *user);
typedef void (*NCDRequestClientRequest_handler_reply) (void *user, NCDValMem reply_mem, NCDValRef reply_value);
typedef void (*NCDRequestClientRequest_handler_finished) (void *user, int is_error);
typedef struct {
BReactor *reactor;
void *user;
NCDRequestClient_handler_error handler_error;
NCDRequestClient_handler_connected handler_connected;
BConnector connector;
BConnection con;
PacketPassFifoQueue send_queue;
PacketStreamSender send_sender;
PacketProtoDecoder recv_decoder;
PacketPassInterface recv_if;
BAVL reqs_tree;
uint32_t next_request_id;
int state;
int is_error;
DebugCounter d_reqests_ctr;
DebugError d_err;
DebugObject d_obj;
} NCDRequestClient;
typedef struct {
NCDRequestClient *client;
void *user;
NCDRequestClientRequest_handler_sent handler_sent;
NCDRequestClientRequest_handler_reply handler_reply;
NCDRequestClientRequest_handler_finished handler_finished;
struct NCDRequestClient_req *req;
DebugError d_err;
DebugObject d_obj;
} NCDRequestClientRequest;
struct NCDRequestClient_req {
NCDRequestClientRequest *creq;
NCDRequestClient *client;
BAVLNode reqs_tree_node;
uint32_t request_id;
uint8_t *request_data;
int request_len;
PacketPassInterface *send_qflow_iface;
PacketPassFifoQueueFlow send_qflow;
int state;
};
int NCDRequestClient_Init (NCDRequestClient *o, struct BConnection_addr addr, BReactor *reactor, void *user,
NCDRequestClient_handler_error handler_error,
NCDRequestClient_handler_connected handler_connected) WARN_UNUSED;
void NCDRequestClient_Free (NCDRequestClient *o);
int NCDRequestClientRequest_Init (NCDRequestClientRequest *o, NCDRequestClient *client, NCDValRef payload_value, void *user,
NCDRequestClientRequest_handler_sent handler_sent,
NCDRequestClientRequest_handler_reply handler_reply,
NCDRequestClientRequest_handler_finished handler_finished) WARN_UNUSED;
void NCDRequestClientRequest_Free (NCDRequestClientRequest *o);
void NCDRequestClientRequest_Abort (NCDRequestClientRequest *o);
#endif