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