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Diffstat (limited to 'include/grub/aout.h')
| -rw-r--r-- | include/grub/aout.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/include/grub/aout.h b/include/grub/aout.h new file mode 100644 index 0000000..c8c1d94 --- /dev/null +++ b/include/grub/aout.h @@ -0,0 +1,129 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2008 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * from: @(#)exec.h 8.1 (Berkeley) 6/11/93 + * $FreeBSD$ + */ + +#ifndef GRUB_AOUT_HEADER +#define GRUB_AOUT_HEADER 1 + +#include <grub/types.h> +#include <grub/file.h> + +struct grub_aout32_header +{ + grub_uint32_t a_midmag; /* htonl(flags<<26 | mid<<16 | magic) */ + grub_uint32_t a_text; /* text segment size */ + grub_uint32_t a_data; /* initialized data size */ + grub_uint32_t a_bss; /* uninitialized data size */ + grub_uint32_t a_syms; /* symbol table size */ + grub_uint32_t a_entry; /* entry point */ + grub_uint32_t a_trsize; /* text relocation size */ + grub_uint32_t a_drsize; /* data relocation size */ +}; + +struct grub_aout64_header +{ + grub_uint32_t a_midmag; /* htonl(flags<<26 | mid<<16 | magic) */ + grub_uint64_t a_text; /* text segment size */ + grub_uint64_t a_data; /* initialized data size */ + grub_uint64_t a_bss; /* uninitialized data size */ + grub_uint64_t a_syms; /* symbol table size */ + grub_uint64_t a_entry; /* entry point */ + grub_uint64_t a_trsize; /* text relocation size */ + grub_uint64_t a_drsize; /* data relocation size */ +}; + +union grub_aout_header +{ + struct grub_aout32_header aout32; + struct grub_aout64_header aout64; +}; + +#define AOUT_TYPE_NONE 0 +#define AOUT_TYPE_AOUT32 1 +#define AOUT_TYPE_AOUT64 6 + +#define AOUT32_OMAGIC 0x107 /* 0407 old impure format */ +#define AOUT32_NMAGIC 0x108 /* 0410 read-only text */ +#define AOUT32_ZMAGIC 0x10b /* 0413 demand load format */ +#define AOUT32_QMAGIC 0xcc /* 0314 "compact" demand load format */ + +#define AOUT64_OMAGIC 0x1001 +#define AOUT64_ZMAGIC 0x1002 +#define AOUT64_NMAGIC 0x1003 + +#define AOUT_MID_ZERO 0 /* unknown - implementation dependent */ +#define AOUT_MID_SUN010 1 /* sun 68010/68020 binary */ +#define AOUT_MID_SUN020 2 /* sun 68020-only binary */ +#define AOUT_MID_I386 134 /* i386 BSD binary */ +#define AOUT_MID_SPARC 138 /* sparc */ +#define AOUT_MID_HP200 200 /* hp200 (68010) BSD binary */ +#define AOUT_MID_SUN 0x103 +#define AOUT_MID_HP300 300 /* hp300 (68020+68881) BSD binary */ +#define AOUT_MID_HPUX 0x20C /* hp200/300 HP-UX binary */ +#define AOUT_MID_HPUX800 0x20B /* hp800 HP-UX binary */ + +#define AOUT_FLAG_PIC 0x10 /* contains position independent code */ +#define AOUT_FLAG_DYNAMIC 0x20 /* contains run-time link-edit info */ +#define AOUT_FLAG_DPMASK 0x30 /* mask for the above */ + +#define AOUT_GETMAGIC(header) ((header).a_midmag & 0xffff) +#define AOUT_GETMID(header) ((header).a_midmag >> 16) & 0x03ff) +#define AOUT_GETFLAG(header) ((header).a_midmag >> 26) & 0x3f) + +#ifndef GRUB_UTIL + +int EXPORT_FUNC(grub_aout_get_type) (union grub_aout_header *header); + +grub_err_t EXPORT_FUNC(grub_aout_load) (grub_file_t file, int offset, + void *load_addr, int load_size, + grub_size_t bss_size); + +#endif + +#endif /* ! GRUB_AOUT_HEADER */ |