191 lines
7.9 KiB
C
191 lines
7.9 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*/
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/** \file
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* \ingroup bli
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* \brief File and directory operations.
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* */
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#pragma once
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#include <stdint.h>
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#include <stdio.h>
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#include <sys/stat.h>
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/* for size_t (needed on windows) */
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#include <stddef.h>
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#include <limits.h> /* for PATH_MAX */
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#include "BLI_compiler_attrs.h"
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#include "BLI_utildefines.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef PATH_MAX
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# define PATH_MAX 4096
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#endif
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/* Common */
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int BLI_exists(const char *path) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int BLI_copy(const char *file, const char *to) ATTR_NONNULL();
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int BLI_rename(const char *from, const char *to) ATTR_NONNULL();
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int BLI_delete(const char *file, bool dir, bool recursive) ATTR_NONNULL();
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int BLI_delete_soft(const char *file, const char **error_message) ATTR_NONNULL();
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#if 0 /* Unused */
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int BLI_move(const char *path, const char *to) ATTR_NONNULL();
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int BLI_create_symlink(const char *path, const char *to) ATTR_NONNULL();
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#endif
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/* keep in sync with the definition of struct direntry in BLI_fileops_types.h */
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#ifdef WIN32
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# if defined(_MSC_VER)
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typedef struct _stat64 BLI_stat_t;
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# else
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typedef struct _stat BLI_stat_t;
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# endif
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#else
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typedef struct stat BLI_stat_t;
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#endif
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int BLI_fstat(int fd, BLI_stat_t *buffer) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int BLI_stat(const char *path, BLI_stat_t *buffer) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int64_t BLI_ftell(FILE *stream) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int BLI_fseek(FILE *stream, int64_t offset, int whence);
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int64_t BLI_lseek(int fd, int64_t offset, int whence);
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#ifdef WIN32
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int BLI_wstat(const wchar_t *path, BLI_stat_t *buffer);
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#endif
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typedef enum eFileAttributes {
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FILE_ATTR_READONLY = 1 << 0, /* Read-only or Immutable. */
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FILE_ATTR_HIDDEN = 1 << 1, /* Hidden or invisible. */
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FILE_ATTR_SYSTEM = 1 << 2, /* Used by the Operating System. */
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FILE_ATTR_ARCHIVE = 1 << 3, /* Marked as archived. */
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FILE_ATTR_COMPRESSED = 1 << 4, /* Compressed. */
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FILE_ATTR_ENCRYPTED = 1 << 5, /* Encrypted. */
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FILE_ATTR_RESTRICTED = 1 << 6, /* Protected by OS. */
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FILE_ATTR_TEMPORARY = 1 << 7, /* Used for temporary storage. */
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FILE_ATTR_SPARSE_FILE = 1 << 8, /* Sparse File. */
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FILE_ATTR_OFFLINE = 1 << 9, /* Data is not immediately available. */
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FILE_ATTR_ALIAS = 1 << 10, /* Mac Alias or Windows Lnk. File-based redirection. */
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FILE_ATTR_REPARSE_POINT = 1 << 11, /* File has associated reparse point. */
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FILE_ATTR_SYMLINK = 1 << 12, /* Reference to another file. */
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FILE_ATTR_JUNCTION_POINT = 1 << 13, /* Folder Symlink. */
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FILE_ATTR_MOUNT_POINT = 1 << 14, /* Volume mounted as a folder. */
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FILE_ATTR_HARDLINK = 1 << 15, /* Duplicated directory entry. */
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} eFileAttributes;
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#define FILE_ATTR_ANY_LINK \
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(FILE_ATTR_ALIAS | FILE_ATTR_REPARSE_POINT | FILE_ATTR_SYMLINK | FILE_ATTR_JUNCTION_POINT | \
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FILE_ATTR_MOUNT_POINT | FILE_ATTR_HARDLINK)
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/* Directories */
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struct direntry;
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bool BLI_is_dir(const char *path) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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bool BLI_is_file(const char *path) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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bool BLI_dir_create_recursive(const char *dir) ATTR_NONNULL();
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double BLI_dir_free_space(const char *dir) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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char *BLI_current_working_dir(char *dir, const size_t maxncpy) ATTR_WARN_UNUSED_RESULT
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ATTR_NONNULL();
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eFileAttributes BLI_file_attributes(const char *path);
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/* Filelist */
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unsigned int BLI_filelist_dir_contents(const char *dir, struct direntry **r_filelist);
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void BLI_filelist_entry_duplicate(struct direntry *dst, const struct direntry *src);
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void BLI_filelist_duplicate(struct direntry **dest_filelist,
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struct direntry *const src_filelist,
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const unsigned int nrentries);
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void BLI_filelist_entry_free(struct direntry *entry);
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void BLI_filelist_free(struct direntry *filelist, const unsigned int nrentries);
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void BLI_filelist_entry_size_to_string(const struct stat *st,
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const uint64_t sz,
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const bool compact,
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char r_size[]);
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void BLI_filelist_entry_mode_to_string(
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const struct stat *st, const bool compact, char r_mode1[], char r_mode2[], char r_mode3[]);
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void BLI_filelist_entry_owner_to_string(const struct stat *st, const bool compact, char r_owner[]);
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void BLI_filelist_entry_datetime_to_string(const struct stat *st,
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const int64_t ts,
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const bool compact,
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char r_time[],
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char r_date[],
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bool *r_is_today,
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bool *r_is_yesterday);
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/* Files */
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FILE *BLI_fopen(const char *filename, const char *mode) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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void *BLI_gzopen(const char *filename, const char *mode) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int BLI_open(const char *filename, int oflag, int pmode) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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int BLI_access(const char *filename, int mode) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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bool BLI_file_is_writable(const char *file) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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bool BLI_file_touch(const char *file) ATTR_NONNULL();
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bool BLI_file_alias_target(char *target, const char *filepath);
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#if 0 /* UNUSED */
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int BLI_file_gzip(const char *from, const char *to) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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#endif
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char *BLI_file_ungzip_to_mem(const char *from_file, int *r_size) ATTR_WARN_UNUSED_RESULT
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ATTR_NONNULL();
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size_t BLI_gzip_mem_to_file_at_pos(void *buf,
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size_t len,
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FILE *file,
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size_t gz_stream_offset,
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int compression_level) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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size_t BLI_ungzip_file_to_mem_at_pos(void *buf, size_t len, FILE *file, size_t gz_stream_offset)
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ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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size_t BLI_file_descriptor_size(int file) ATTR_WARN_UNUSED_RESULT;
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size_t BLI_file_size(const char *path) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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/* compare if one was last modified before the other */
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bool BLI_file_older(const char *file1, const char *file2) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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/* read ascii file as lines, empty list if reading fails */
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struct LinkNode *BLI_file_read_as_lines(const char *file) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL();
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void *BLI_file_read_text_as_mem(const char *filepath, size_t pad_bytes, size_t *r_size);
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void *BLI_file_read_text_as_mem_with_newline_as_nil(const char *filepath,
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bool trim_trailing_space,
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size_t pad_bytes,
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size_t *r_size);
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void *BLI_file_read_binary_as_mem(const char *filepath, size_t pad_bytes, size_t *r_size);
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void BLI_file_free_lines(struct LinkNode *lines);
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/* this weirdo pops up in two places ... */
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#if !defined(WIN32)
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# ifndef O_BINARY
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# define O_BINARY 0
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# endif
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#else
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void BLI_get_short_name(char short_name[256], const char *filename);
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#endif
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#ifdef __cplusplus
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}
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#endif
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