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/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2012 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef APP_HELPER_H
#define APP_HELPER_H
#include "nghttp2_config.h"
#include <cinttypes>
#include <cstdlib>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif // HAVE_SYS_TIME_H
#include <poll.h>
#include <map>
#include <chrono>
#include <nghttp2/nghttp2.h>
namespace nghttp2 {
int verbose_on_header_callback(nghttp2_session *session,
const nghttp2_frame *frame, const uint8_t *name,
size_t namelen, const uint8_t *value,
size_t valuelen, uint8_t flags, void *user_data);
int verbose_on_frame_recv_callback(nghttp2_session *session,
const nghttp2_frame *frame, void *user_data);
int verbose_on_invalid_frame_recv_callback(nghttp2_session *session,
const nghttp2_frame *frame,
int lib_error_code, void *user_data);
int verbose_on_frame_send_callback(nghttp2_session *session,
const nghttp2_frame *frame, void *user_data);
int verbose_on_data_chunk_recv_callback(nghttp2_session *session, uint8_t flags,
int32_t stream_id, const uint8_t *data,
size_t len, void *user_data);
int verbose_error_callback(nghttp2_session *session, int lib_error_code,
const char *msg, size_t len, void *user_data);
// Returns difference between |a| and |b| in milliseconds, assuming
// |a| is more recent than |b|.
template <typename TimePoint>
std::chrono::milliseconds time_delta(const TimePoint &a, const TimePoint &b) {
return std::chrono::duration_cast<std::chrono::milliseconds>(a - b);
}
// Resets timer
void reset_timer();
// Returns the duration since timer reset.
std::chrono::milliseconds get_timer();
// Returns current time point.
std::chrono::steady_clock::time_point get_time();
void print_timer();
// Setting true will print characters with ANSI color escape codes
// when printing HTTP2 frames. This function changes a static
// variable.
void set_color_output(bool f);
// Set output file when printing HTTP2 frames. By default, stdout is
// used.
void set_output(FILE *file);
ssize_t deflate_data(uint8_t *out, size_t outlen, const uint8_t *in,
size_t inlen);
} // namespace nghttp2
#endif // APP_HELPER_H
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