/* common.h -- Common header file for Redshift source files
   This file is part of Redshift.

   Redshift 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.

   Redshift 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 Redshift.  If not, see <http://www.gnu.org/licenses/>.

   Copyright (c) 2009-2017               Jon Lund Steffensen <jonlst@gmail.com>
   Copyright (c) 2014, 2015, 2016, 2025  Mattias Andrée <m@maandree.se>
*/
#ifndef REDSHIFT_COMMON_H
#define REDSHIFT_COMMON_H

#include "redshift.h"

#include <stdint.h>
#include <stdio.h>
#if !defined(__WIN32__)
# include <signal.h>
#endif


#define LIST_RAMPS_STOP_VALUE_TYPES\
	X(u8, uint8_t, UINT8_MAX + 1ULL, UINT8_MAX, 8)\
	X(u16, uint16_t, UINT16_MAX + 1ULL, UINT16_MAX, 16)\
	X(u32, uint32_t, UINT32_MAX + 1ULL, UINT32_MAX, 32)\
	X(u64, uint64_t, UINT64_MAX, UINT64_MAX, 64)\
	X(float, float, 1, 1, -1)\
	X(double, double, 1, 1, -2)

#define X(SUFFIX, TYPE, MAX, TRUE_MAX, DEPTH)\
	void colorramp_fill_##SUFFIX(TYPE *gamma_r, TYPE *gamma_g, TYPE *gamma_b,\
				     size_t size_r, size_t size_g, size_t size_b,\
				     const color_setting_t *setting);
LIST_RAMPS_STOP_VALUE_TYPES
#undef X


void hooks_signal_period_change(period_t prev_period,
				period_t period);


int pipeutils_create_nonblocking(int pipefds[2]);

void pipeutils_signal(int write_fd);
void pipeutils_handle_signal(int read_fd);


#if !defined(__WIN32__)
extern volatile sig_atomic_t exiting;
extern volatile sig_atomic_t disable;
#else
extern int exiting;
extern int disable;
#endif

int signals_install_handlers(void);


int systemtime_get_time(double *now);
void systemtime_msleep(unsigned int msecs);


extern const gamma_method_t dummy_gamma_method;

#ifdef ENABLE_COOPGAMMA
extern const gamma_method_t coopgamma_gamma_method;
#endif

#ifdef ENABLE_RANDR
extern const gamma_method_t randr_gamma_method;
#endif

#ifdef ENABLE_VIDMODE
extern const gamma_method_t vidmode_gamma_method;
#endif

#ifdef ENABLE_DRM
extern const gamma_method_t drm_gamma_method;
#endif

#ifdef ENABLE_QUARTZ
extern const gamma_method_t quartz_gamma_method;
#endif

#ifdef ENABLE_W32GDI
extern const gamma_method_t w32gdi_gamma_method;
#endif


extern const location_provider_t manual_location_provider;

#ifdef ENABLE_GEOCLUE2
extern const location_provider_t geoclue2_location_provider;
#endif

#ifdef ENABLE_CORELOCATION
extern const location_provider_t corelocation_location_provider;
#endif


#endif