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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stddef.h>
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#include <stdint.h>
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#include <sys/types.h>
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/**
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* This header file provides POSIX-compatible definitions of directory
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* access data types. Starting with newlib 3.3, related functions are defined
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* in 'dirent.h' bundled with newlib.
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* See http://pubs.opengroup.org/onlinepubs/7908799/xsh/dirent.h.html
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* for reference.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Opaque directory structure
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*/
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typedef struct {
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uint16_t dd_vfs_idx; /*!< VFS index, not to be used by applications */
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uint16_t dd_rsv; /*!< field reserved for future extension */
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/* remaining fields are defined by VFS implementation */
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} DIR;
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/**
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* @brief Directory entry structure
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*/
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struct dirent {
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ino_t d_ino; /*!< file number */
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uint8_t d_type; /*!< not defined in POSIX, but present in BSD and Linux */
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#define DT_UNKNOWN 0
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#define DT_REG 1
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#define DT_DIR 2
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#if __BSD_VISIBLE
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#define MAXNAMLEN 255
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char d_name[MAXNAMLEN+1]; /*!< zero-terminated file name */
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#else
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char d_name[256];
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#endif
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};
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DIR* opendir(const char* name);
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struct dirent* readdir(DIR* pdir);
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long telldir(DIR* pdir);
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void seekdir(DIR* pdir, long loc);
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void rewinddir(DIR* pdir);
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int closedir(DIR* pdir);
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int readdir_r(DIR* pdir, struct dirent* entry, struct dirent** out_dirent);
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int scandir(const char *dirname, struct dirent ***out_dirlist,
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int (*select_func)(const struct dirent *),
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int (*cmp_func)(const struct dirent **, const struct dirent **));
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int alphasort(const struct dirent **d1, const struct dirent **d2);
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#ifdef __cplusplus
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}
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#endif
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