80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
/* apk_fs.h - Alpine Package Keeper (APK)
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*
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* Copyright (C) 2021 Timo Teräs <timo.teras@iki.fi>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#ifndef APK_FS_H
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#define APK_FS_H
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#include "apk_context.h"
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#include "apk_io.h"
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#include "apk_pathbuilder.h"
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#define APK_FS_PRIO_DISK 0
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#define APK_FS_PRIO_UVOL 1
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#define APK_FS_CTRL_COMMIT 1
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#define APK_FS_CTRL_APKNEW 2
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#define APK_FS_CTRL_CANCEL 3
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#define APK_FS_CTRL_DELETE 4
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#define APK_FS_DIR_MODIFIED 1
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struct apk_fsdir_ops;
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struct apk_fsdir {
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struct apk_ctx *ac;
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const struct apk_fsdir_ops *ops;
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struct apk_pathbuilder pb;
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apk_blob_t pkgctx;
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};
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struct apk_fsdir_ops {
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uint8_t priority;
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int (*dir_create)(struct apk_fsdir *, mode_t);
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int (*dir_delete)(struct apk_fsdir *);
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int (*dir_check)(struct apk_fsdir *, mode_t, uid_t, gid_t);
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int (*dir_update_perms)(struct apk_fsdir *, mode_t, uid_t, gid_t);
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int (*file_extract)(struct apk_ctx *, const struct apk_file_info *, struct apk_istream *, apk_progress_cb, void *, unsigned int, apk_blob_t);
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int (*file_control)(struct apk_fsdir *, apk_blob_t, int);
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int (*file_info)(struct apk_fsdir *, apk_blob_t, unsigned int, struct apk_file_info *);
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};
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#define APK_FSEXTRACTF_NO_CHOWN 0x0001
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#define APK_FSEXTRACTF_NO_OVERWRITE 0x0002
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int apk_fs_extract(struct apk_ctx *, const struct apk_file_info *, struct apk_istream *, apk_progress_cb, void *, unsigned int, apk_blob_t);
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void apk_fsdir_get(struct apk_fsdir *, apk_blob_t dir, struct apk_ctx *, apk_blob_t);
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static inline uint8_t apk_fsdir_priority(struct apk_fsdir *fs) {
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return fs->ops->priority;
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}
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static inline int apk_fsdir_create(struct apk_fsdir *fs, mode_t mode) {
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return fs->ops->dir_create(fs, mode);
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}
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static inline int apk_fsdir_delete(struct apk_fsdir *fs) {
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return fs->ops->dir_delete(fs);
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}
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static inline int apk_fsdir_check(struct apk_fsdir *fs, mode_t mode, uid_t uid, gid_t gid) {
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return fs->ops->dir_check(fs, mode, uid, gid);
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}
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static inline int apk_fsdir_update_perms(struct apk_fsdir *fs, mode_t mode, uid_t uid, gid_t gid) {
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return fs->ops->dir_update_perms(fs, mode, uid, gid);
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}
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static inline int apk_fsdir_file_control(struct apk_fsdir *fs, apk_blob_t filename, int ctrl) {
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return fs->ops->file_control(fs, filename, ctrl);
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}
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static inline int apk_fsdir_file_info(struct apk_fsdir *fs, apk_blob_t filename, unsigned int flags, struct apk_file_info *fi) {
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return fs->ops->file_info(fs, filename, flags, fi);
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}
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#endif
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