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/* NLM (NetWare Loadable Module) support for BFD.
Copyright 1993, 2001, 2005, 2010 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
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