| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include <zircon/types.h> |
| #include <zircon/compiler.h> |
| #include <stdint.h> |
| |
| __BEGIN_CDECLS |
| |
| typedef struct bootfs_entry bootfs_entry_t; |
| |
| typedef struct bootfs { |
| zx_handle_t vmo; |
| uint32_t dirsize; |
| void* dir; |
| } bootfs_t; |
| |
| // Create a bootfs file system from |vmo|. |
| // |
| // Takes ownership of |vmo|. |
| zx_status_t bootfs_create(bootfs_t* bfs, zx_handle_t vmo); |
| |
| // Destroys the given bootfs file system. |
| // |
| // Closes the |vmo| and unmaps the memory backing the file system. |
| void bootfs_destroy(bootfs_t* bfs); |
| |
| // Opens the file with the given |name| in the bootfs file system. |
| // |
| // The contents of the file are returned as a copy-on-write VMO clone. Upon |
| // success, the caller owns the returned |vmo|. |
| zx_status_t bootfs_open(bootfs_t* bfs, const char* name, zx_handle_t* vmo); |
| |
| // Parses the bootfs file system and calls |cb| for each |bootfs_entry_t|. |
| zx_status_t bootfs_parse(bootfs_t* bfs, |
| zx_status_t (*cb)(void* cookie, const bootfs_entry_t* entry), |
| void* cookie); |
| |
| __END_CDECLS |