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/* ----------------------------------------------------------------------- *
*
* Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall
* be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* ----------------------------------------------------------------------- */
/*
* syslinux/linux.h
*
* Definitions used to boot a Linux kernel
*/
#ifndef _SYSLINUX_LINUX_H
#define _SYSLINUX_LINUX_H
#include <stddef.h>
#include <stdint.h>
/* A chunk of an initramfs. These are kept as a doubly-linked
circular list with headnode; the headnode is distinguished by
having len == 0. The data pointer can be NULL if data_len is zero;
if data_len < len then the balance of the region is zeroed. */
struct initramfs {
struct initramfs *prev, *next;
size_t len;
size_t align;
const void *data;
size_t data_len;
};
#define INITRAMFS_MAX_ALIGN 4096
int syslinux_boot_linux(void *kernel_buf, size_t kernel_size,
struct initramfs *initramfs, char *cmdline);
/* Initramfs manipulation functions */
struct initramfs *initramfs_init(void);
int initramfs_add_data(struct initramfs *ihead, const void *data,
size_t data_len, size_t len, size_t align);
int initramfs_mknod(struct initramfs *ihead, const char *filename,
int do_mkdir,
uint16_t mode, size_t len, uint32_t major, uint32_t minor);
int initramfs_add_file(struct initramfs *ihead, const void *data,
size_t data_len, size_t len,
const char *filename, int do_mkdir, uint32_t mode);
int initramfs_load_file(struct initramfs *ihead, const char *src_filename,
const char *dst_filename, int do_mkdir, uint32_t mode);
int initramfs_add_trailer(struct initramfs *ihead);
int initramfs_load_archive(struct initramfs *ihead, const char *filename);
#endif /* _SYSLINUX_LINUX_H */
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