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