internal.h

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/*
    This file is part of libmicrospdy
    Copyright (C) 2012 Andrey Uzunov

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef INTERNAL_H_H
#define INTERNAL_H_H

#include "platform.h"
#include "microspdy.h"

#define SPDYF_BUFFER_SIZE 8192

#define SPDYF_INITIAL_WINDOW_SIZE 65536

#define SPDYF_NUM_SENT_FRAMES_AT_ONCE 10


extern SPDY_PanicCallback spdyf_panic;


extern void *spdyf_panic_cls;


#define SPDYF_PANIC(msg) \
        spdyf_panic (spdyf_panic_cls, __FILE__, __LINE__, msg)


#define SPDYF_ASSERT(expr, msg) \
        if(!(expr)){\
                SPDYF_PANIC(msg);\
                abort();\
        }


#if HAVE_BIG_ENDIAN
#define HTON24(n) n
#else
#define HTON24(n) (((((uint32_t)(n) & 0xFF)) << 16)\
        | (((uint32_t)(n) & 0xFF00))\
        | ((((uint32_t)(n) & 0xFF0000)) >> 16))
#endif


#if HAVE_BIG_ENDIAN
#define NTOH24(n) n
#else
#define NTOH24(n) (((((uint32_t)(n) & 0xFF)) << 16)\
        | (((uint32_t)(n) & 0xFF00))\
        | ((((uint32_t)(n) & 0xFF0000)) >> 16))
#endif


#if HAVE_BIG_ENDIAN
#define NTOH31(n) n
#else
#define NTOH31(n) (((((uint32_t)(n) & 0x7F)) << 24) | \
                  ((((uint32_t)(n) & 0xFF00)) << 8) | \
                  ((((uint32_t)(n) & 0xFF0000)) >> 8) | \
                  ((((uint32_t)(n) & 0xFF000000)) >> 24))
#endif


#if HAVE_BIG_ENDIAN
#define HTON31(n) n
#else
#define HTON31(n) (((((uint32_t)(n) & 0xFF)) << 24) | \
                  ((((uint32_t)(n) & 0xFF00)) << 8) | \
                  ((((uint32_t)(n) & 0xFF0000)) >> 8) | \
                  ((((uint32_t)(n) & 0x7F000000)) >> 24))
#endif


#define SPDYF_DEBUG(fmt, ...) do { \
        fprintf (stdout, "%s\n%u: ",__FILE__, __LINE__);\
        fprintf(stdout,fmt,##__VA_ARGS__);\
        fprintf(stdout,"\n");\
        fflush(stdout); } while (0)


#define SPDYF_PRINT_STREAM(strm, size) do { \
        int ___i;\
        for(___i=0;___i<size;___i++){\
                fprintf(stdout,"%x ",*((uint8_t *) strm + ___i));\
                fflush(stdout);\
        }\
        fprintf(stdout,"\n");\
        } while (0)


#define SPDYF_SIGINT(msg) do { \
        fprintf(stdout,"%i : %s\n", __LINE__,__FILE__);\
        fprintf(stdout,msg);\
        fprintf(stdout,"\n");\
        fflush(stdout);\
        raise(SIGINT); } while (0)


unsigned long long
SPDYF_monotonic_time(void);

#endif