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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/* SPDX-FileCopyrightText: 2021-2022 Bartosz Golaszewski <brgl@bgdev.pl> */
#ifndef __GPIOD_GPIOSIM_H__
#define __GPIOD_GPIOSIM_H__
#include <stdbool.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
struct gpiosim_ctx;
struct gpiosim_dev;
struct gpiosim_bank;
enum gpiosim_value {
GPIOSIM_VALUE_ERROR = -1,
GPIOSIM_VALUE_INACTIVE = 0,
GPIOSIM_VALUE_ACTIVE = 1,
};
enum gpiosim_pull {
GPIOSIM_PULL_ERROR = -1,
GPIOSIM_PULL_DOWN = 1,
GPIOSIM_PULL_UP,
};
enum gpiosim_direction {
GPIOSIM_DIRECTION_INPUT = 1,
GPIOSIM_DIRECTION_OUTPUT_HIGH,
GPIOSIM_DIRECTION_OUTPUT_LOW,
};
struct gpiosim_ctx *gpiosim_ctx_new(void);
struct gpiosim_ctx *gpiosim_ctx_ref(struct gpiosim_ctx *ctx);
void gpiosim_ctx_unref(struct gpiosim_ctx *ctx);
struct gpiosim_dev *gpiosim_dev_new(struct gpiosim_ctx *ctx);
struct gpiosim_dev *gpiosim_dev_ref(struct gpiosim_dev *dev);
void gpiosim_dev_unref(struct gpiosim_dev *dev);
struct gpiosim_ctx *gpiosim_dev_get_ctx(struct gpiosim_dev *dev);
const char *gpiosim_dev_get_name(struct gpiosim_dev *dev);
int gpiosim_dev_enable(struct gpiosim_dev *dev);
int gpiosim_dev_disable(struct gpiosim_dev *dev);
bool gpiosim_dev_is_live(struct gpiosim_dev *dev);
struct gpiosim_bank *gpiosim_bank_new(struct gpiosim_dev *dev);
struct gpiosim_bank *gpiosim_bank_ref(struct gpiosim_bank *bank);
void gpiosim_bank_unref(struct gpiosim_bank *bank);
struct gpiosim_dev *gpiosim_bank_get_dev(struct gpiosim_bank *bank);
const char *gpiosim_bank_get_chip_name(struct gpiosim_bank *bank);
const char *gpiosim_bank_get_dev_path(struct gpiosim_bank *bank);
int gpiosim_bank_set_label(struct gpiosim_bank *bank, const char *label);
int gpiosim_bank_set_num_lines(struct gpiosim_bank *bank, size_t num_lines);
int gpiosim_bank_set_line_name(struct gpiosim_bank *bank,
unsigned int offset, const char *name);
int gpiosim_bank_hog_line(struct gpiosim_bank *bank, unsigned int offset,
const char *name, enum gpiosim_direction direction);
int gpiosim_bank_clear_hog(struct gpiosim_bank *bank, unsigned int offset);
enum gpiosim_value
gpiosim_bank_get_value(struct gpiosim_bank *bank, unsigned int offset);
enum gpiosim_pull
gpiosim_bank_get_pull(struct gpiosim_bank *bank, unsigned int offset);
int gpiosim_bank_set_pull(struct gpiosim_bank *bank,
unsigned int offset, enum gpiosim_pull pull);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __GPIOD_GPIOSIM_H__ */
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