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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2013 Olaf Wintermann. All rights reserved.
 *
 * 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.
 *
 * 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 COPYRIGHT HOLDER OR CONTRIBUTORS 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 SERVICE_H
#define	SERVICE_H

#include "../public/nsapi.h"
#include "../util/systems.h"

#ifdef	__cplusplus
extern "C" {
#endif

#define AIO_BUF_SIZE 16384
    
typedef struct HttpRange HttpRange; 
   
struct HttpRange {
    off_t begin;
    off_t end;
    HttpRange *next;
};

typedef struct AsyncSendRange {
    Session   *sn;
    Request   *rq;
    SYS_FILE  in;
    SYS_NETFD out;
    off_t     offset;
    off_t     length;
    off_t     pos;
    char      *header;
    int       headerlen;
    size_t    headerpos;
    Event     *readev;
    Event     *writeev;
    aiocb_s   *aio;
    size_t    wpos;
    WSBool    read_complete;
    WSBool    read_inprogress;
    WSBool    write_inprogress;
    WSBool    error;
} AsyncSendRange;
    
int send_file(pblock *pb, Session *sn, Request *rq);

int service_hello(pblock *pb, Session *sn, Request *rq);
int service_ws_hello(pblock *pb, Session *sn, Request *rq);

int service_index(pblock *pb, Session *sn, Request *rq);

int send_options(pblock *pb, Session *sn, Request *rq);

#ifdef	__cplusplus
}
#endif

#endif	/* SERVICE_H */