mirror of
https://github.com/firewalkwithm3/Sensor-Watch.git
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80 lines
3.3 KiB
C
80 lines
3.3 KiB
C
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/*
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* MIT License
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*
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* Copyright (c) 2022 Joey Castillo
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef FILESYSTEM_H_
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#define FILESYSTEM_H_
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#include <stdio.h>
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#include <stdbool.h>
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#include "watch.h"
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/** @brief Initializes and mounts the tiny 8kb filesystem, formatting it if need be.
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* @return true if the filesystem was mounted successfully.
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*/
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bool filesystem_init(void);
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/** @brief Gets the space available on the filesystem.
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* @return the free space in bytes
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*/
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int filesystem_get_free_space(void);
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/** @brief Checks for the existence of a file on the filesystem.
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* @param filename the file you wish to check
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* @return true if the file exists; false otherwise
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*/
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bool filesystem_file_exists(char *filename);
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/** @brief Removes a file on the filesystem.
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* @param filename the file you wish to remove
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* @return true if the file was deleted successfully; false otherwise
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*/
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bool filesystem_rm(char *filename);
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/** @brief Reads a file from the filesystem into a buffer
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* @param filename the file you wish to read
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* @param buf A buffer of at least length bytes; the file will be read into this buffer
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* @param length The number of bytes to read
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* @return true if the read was successful; false otherwise
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* @note This function will set buf to zero and read all bytes of the file into the buffer.
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* If you are reading a raw value (say you wrote a uint32 to a file), you can read back
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* the value by passing in the file's length for length. If you wish to treat the buffer
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* as a null-terminated string, allocate a buffer one byte longer than the file's length,
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* and the last byte will be guaranteed to be 0.
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*/
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bool filesystem_read_file(char *filename, char *buf, int32_t length);
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/** @brief Writes file to the filesystem
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* @param filename the file you wish to write
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* @param text The contents of the file
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* @param length The number of bytes to write
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* @return true if the write was successful; false otherwise
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*/
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bool filesystem_write_file(char *filename, char *text, int32_t length);
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/** @brief Handles the interactive file browser when Movement is plugged in to USB.
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* @param line The command that the user typed into the serial console.
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*/
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void filesystem_process_command(char *line);
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#endif // FILESYSTEM_H_
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