mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-24 07:31:32 +00:00
124 lines
4.6 KiB
C
124 lines
4.6 KiB
C
/* NLM (NetWare Loadable Module) support for BFD.
|
||
Copyright (C) 1993-2017 Free Software Foundation, Inc.
|
||
|
||
Written by Fred Fish @ Cygnus Support
|
||
|
||
This file is part of BFD, the Binary File Descriptor library.
|
||
|
||
This program 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.
|
||
|
||
This program 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 this program; if not, write to the Free Software
|
||
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
||
MA 02110-1301, USA. */
|
||
|
||
/* This file is part of NLM support for BFD, and contains the portions
|
||
that are common to both the internal and external representations. */
|
||
|
||
/* If NLM_ARCH_SIZE is not defined, default to 32. NLM_ARCH_SIZE is
|
||
optionally defined by the application. */
|
||
|
||
#ifndef NLM_ARCH_SIZE
|
||
# define NLM_ARCH_SIZE 32
|
||
#endif
|
||
|
||
/* Due to horrible details of ANSI macro expansion, we can't use CONCAT4
|
||
for NLM_NAME. CONCAT2 is used in BFD_JUMP_TABLE macros, and some of
|
||
them will expand to tokens that themselves are macros defined in terms
|
||
of NLM_NAME. If NLM_NAME were defined using CONCAT4 (which is itself
|
||
defined in bfd-in.h using CONCAT2), ANSI preprocessor rules say that
|
||
the CONCAT2 within NLM_NAME should not be expanded.
|
||
So use another name. */
|
||
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
||
#ifdef SABER
|
||
#define NLM_CAT4(a,b,c,d) a##b##c##d
|
||
#else
|
||
/* This hack is to avoid a problem with some strict ANSI C preprocessors.
|
||
The problem is, "32_" is not a valid preprocessing token, and we don't
|
||
want extra underscores (e.g., "nlm_32_"). The NLM_XCAT2 macro will
|
||
cause the inner CAT2 macros to be evaluated first, producing
|
||
still-valid pp-tokens. Then the final concatenation can be done. */
|
||
#define NLM_CAT2(a,b) a##b
|
||
#define NLM_XCAT2(a,b) NLM_CAT2(a,b)
|
||
#define NLM_CAT4(a,b,c,d) NLM_XCAT2(NLM_CAT2(a,b),NLM_CAT2(c,d))
|
||
#endif
|
||
#else
|
||
#define NLM_CAT4(a,b,c,d) a/**/b/**/c/**/d
|
||
#endif
|
||
|
||
#if NLM_ARCH_SIZE == 32
|
||
# define NLM_TARGET_LONG_SIZE 4
|
||
# define NLM_TARGET_ADDRESS_SIZE 4
|
||
# define NLM_NAME(x,y) NLM_CAT4(x,32,_,y)
|
||
# define NLM_HIBIT (((bfd_vma) 1) << 31)
|
||
#endif
|
||
#if NLM_ARCH_SIZE == 64
|
||
# define NLM_TARGET_LONG_SIZE 8
|
||
# define NLM_TARGET_ADDRESS_SIZE 8
|
||
# define NLM_NAME(x,y) NLM_CAT4(x,64,_,y)
|
||
# define NLM_HIBIT (((bfd_vma) 1) << 63)
|
||
#endif
|
||
|
||
#define NlmNAME(X) NLM_NAME(Nlm,X)
|
||
#define nlmNAME(X) NLM_NAME(nlm,X)
|
||
|
||
/* Give names to things that should not change. */
|
||
|
||
#define NLM_MAX_DESCRIPTION_LENGTH 127
|
||
#define NLM_MAX_SCREEN_NAME_LENGTH 71
|
||
#define NLM_MAX_THREAD_NAME_LENGTH 71
|
||
#define NLM_MAX_COPYRIGHT_MESSAGE_LENGTH 255
|
||
#define NLM_OTHER_DATA_LENGTH 400 /* FIXME */
|
||
#define NLM_OLD_THREAD_NAME_LENGTH 5
|
||
#define NLM_SIGNATURE_SIZE 24
|
||
#define NLM_HEADER_VERSION 4
|
||
#define NLM_MODULE_NAME_SIZE 14
|
||
#define NLM_DEFAULT_STACKSIZE (8 * 1024)
|
||
|
||
/* Alpha information. This should probably be in a separate Alpha
|
||
header file, but it can't go in alpha-ext.h because some of it is
|
||
needed by nlmconv.c. */
|
||
|
||
/* Magic number in Alpha prefix header. */
|
||
#define NLM32_ALPHA_MAGIC (0x83561840)
|
||
|
||
/* The r_type field in an Alpha reloc is one of the following values. */
|
||
#define ALPHA_R_IGNORE 0
|
||
#define ALPHA_R_REFLONG 1
|
||
#define ALPHA_R_REFQUAD 2
|
||
#define ALPHA_R_GPREL32 3
|
||
#define ALPHA_R_LITERAL 4
|
||
#define ALPHA_R_LITUSE 5
|
||
#define ALPHA_R_GPDISP 6
|
||
#define ALPHA_R_BRADDR 7
|
||
#define ALPHA_R_HINT 8
|
||
#define ALPHA_R_SREL16 9
|
||
#define ALPHA_R_SREL32 10
|
||
#define ALPHA_R_SREL64 11
|
||
#define ALPHA_R_OP_PUSH 12
|
||
#define ALPHA_R_OP_STORE 13
|
||
#define ALPHA_R_OP_PSUB 14
|
||
#define ALPHA_R_OP_PRSHIFT 15
|
||
#define ALPHA_R_GPVALUE 16
|
||
#define ALPHA_R_NW_RELOC 250
|
||
|
||
/* A local reloc, other than ALPHA_R_GPDISP or ALPHA_R_IGNORE, must be
|
||
against one of these symbol indices. */
|
||
#define ALPHA_RELOC_SECTION_TEXT 1
|
||
#define ALPHA_RELOC_SECTION_DATA 3
|
||
|
||
/* An ALPHA_R_NW_RELOC has one of these values in the size field. If
|
||
it is SETGP, the r_vaddr field holds the GP value to use. If it is
|
||
LITA, the r_vaddr field holds the address of the .lita section and
|
||
the r_symndx field holds the size of the .lita section. */
|
||
#define ALPHA_R_NW_RELOC_SETGP 1
|
||
#define ALPHA_R_NW_RELOC_LITA 2
|