narc/lib/include/api/pack.h

58 lines
1.6 KiB
C

/*
* Copyright 2024 <lhearachel@proton.me>
*
* Licensed 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 NARC_API_PACK_H
#define NARC_API_PACK_H
#ifdef __cplusplus
extern "C" {
#endif
#include <defs/error.h>
#include <defs/vfs.h>
#include <stdint.h>
/*
* Start a packing context. The returned structure should be passed to
* successive calls to `narc_pack_file` while building the virtual filesystem.
*/
struct vfs_pack_ctx *narc_pack_start(void);
/*
* Prematurely halt a packing context. All owned allocations will be cleaned up
* and freed.
*/
void narc_pack_halt(struct vfs_pack_ctx *ctx);
/*
* Add a file image to the packing context. The context will claim ownership of
* the image to be packed. Invoking `narc_pack_halt` after this routine will thus
* destroy the underlying file image.
*/
void narc_pack_file(struct vfs_pack_ctx *ctx, unsigned char *image, const uint32_t size);
/*
* Construct a NARC in-memory from the given packing context. As a side effect,
* the packing context structure will be destroyed and freed.
*/
struct narc *narc_pack(struct vfs_pack_ctx *ctx);
#ifdef __cplusplus
}
#endif
#endif // NARC_API_PACK_H