| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef H_NFFS_ |
| #define H_NFFS_ |
| |
| #include <stddef.h> |
| #include <inttypes.h> |
| #include "fs/fs.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define NFFS_FILENAME_MAX_LEN 256 /* Does not require null terminator. */ |
| #define NFFS_MAX_AREAS 256 |
| |
| struct nffs_config { |
| /** Maximum number of inodes; default=1024. */ |
| uint32_t nc_num_inodes; |
| |
| /** Maximum number of data blocks; default=4096. */ |
| uint32_t nc_num_blocks; |
| |
| /** Maximum number of open files; default=4. */ |
| uint32_t nc_num_files; |
| |
| /** Maximum number of open directories; default=4. */ |
| uint32_t nc_num_dirs; |
| |
| /** Inode cache size; default=4. */ |
| uint32_t nc_num_cache_inodes; |
| |
| /** Data block cache size; default=64. */ |
| uint32_t nc_num_cache_blocks; |
| }; |
| |
| extern struct nffs_config nffs_config; |
| |
| struct nffs_area_desc { |
| uint32_t nad_offset; /* Flash offset of start of area. */ |
| uint32_t nad_length; /* Size of area, in bytes. */ |
| uint8_t nad_flash_id; /* Logical flash id */ |
| }; |
| |
| int nffs_init(void); |
| int nffs_detect(const struct nffs_area_desc *area_descs); |
| int nffs_format(const struct nffs_area_desc *area_descs); |
| |
| int nffs_misc_desc_from_flash_area(int idx, int *cnt, struct nffs_area_desc *nad); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |