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5191 | serge | 1 | /* NLM (NetWare Loadable Module) support for BFD. |
6324 | serge | 2 | Copyright (C) 1993-2015 Free Software Foundation, Inc. |
5191 | serge | 3 | |
4 | Written by Fred Fish @ Cygnus Support |
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5 | |||
6 | This file is part of BFD, the Binary File Descriptor library. |
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7 | |||
8 | This program is free software; you can redistribute it and/or modify |
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9 | it under the terms of the GNU General Public License as published by |
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10 | the Free Software Foundation; either version 3 of the License, or |
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11 | (at your option) any later version. |
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12 | |||
13 | This program is distributed in the hope that it will be useful, |
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14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | GNU General Public License for more details. |
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17 | |||
18 | You should have received a copy of the GNU General Public License |
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19 | along with this program; if not, write to the Free Software |
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20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
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21 | MA 02110-1301, USA. */ |
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22 | |||
23 | /* This file is part of NLM support for BFD, and contains the portions |
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24 | that are common to both the internal and external representations. */ |
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25 | |||
26 | /* If NLM_ARCH_SIZE is not defined, default to 32. NLM_ARCH_SIZE is |
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27 | optionally defined by the application. */ |
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28 | |||
29 | #ifndef NLM_ARCH_SIZE |
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30 | # define NLM_ARCH_SIZE 32 |
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31 | #endif |
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32 | |||
33 | /* Due to horrible details of ANSI macro expansion, we can't use CONCAT4 |
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34 | for NLM_NAME. CONCAT2 is used in BFD_JUMP_TABLE macros, and some of |
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35 | them will expand to tokens that themselves are macros defined in terms |
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36 | of NLM_NAME. If NLM_NAME were defined using CONCAT4 (which is itself |
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37 | defined in bfd-in.h using CONCAT2), ANSI preprocessor rules say that |
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38 | the CONCAT2 within NLM_NAME should not be expanded. |
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39 | So use another name. */ |
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40 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) |
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41 | #ifdef SABER |
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42 | #define NLM_CAT4(a,b,c,d) a##b##c##d |
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43 | #else |
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44 | /* This hack is to avoid a problem with some strict ANSI C preprocessors. |
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45 | The problem is, "32_" is not a valid preprocessing token, and we don't |
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46 | want extra underscores (e.g., "nlm_32_"). The NLM_XCAT2 macro will |
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47 | cause the inner CAT2 macros to be evaluated first, producing |
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48 | still-valid pp-tokens. Then the final concatenation can be done. */ |
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49 | #define NLM_CAT2(a,b) a##b |
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50 | #define NLM_XCAT2(a,b) NLM_CAT2(a,b) |
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51 | #define NLM_CAT4(a,b,c,d) NLM_XCAT2(NLM_CAT2(a,b),NLM_CAT2(c,d)) |
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52 | #endif |
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53 | #else |
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54 | #define NLM_CAT4(a,b,c,d) a/**/b/**/c/**/d |
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55 | #endif |
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56 | |||
57 | #if NLM_ARCH_SIZE == 32 |
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58 | # define NLM_TARGET_LONG_SIZE 4 |
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59 | # define NLM_TARGET_ADDRESS_SIZE 4 |
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60 | # define NLM_NAME(x,y) NLM_CAT4(x,32,_,y) |
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61 | # define NLM_HIBIT (((bfd_vma) 1) << 31) |
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62 | #endif |
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63 | #if NLM_ARCH_SIZE == 64 |
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64 | # define NLM_TARGET_LONG_SIZE 8 |
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65 | # define NLM_TARGET_ADDRESS_SIZE 8 |
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66 | # define NLM_NAME(x,y) NLM_CAT4(x,64,_,y) |
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67 | # define NLM_HIBIT (((bfd_vma) 1) << 63) |
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68 | #endif |
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69 | |||
70 | #define NlmNAME(X) NLM_NAME(Nlm,X) |
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71 | #define nlmNAME(X) NLM_NAME(nlm,X) |
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72 | |||
73 | /* Give names to things that should not change. */ |
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74 | |||
75 | #define NLM_MAX_DESCRIPTION_LENGTH 127 |
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76 | #define NLM_MAX_SCREEN_NAME_LENGTH 71 |
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77 | #define NLM_MAX_THREAD_NAME_LENGTH 71 |
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78 | #define NLM_MAX_COPYRIGHT_MESSAGE_LENGTH 255 |
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79 | #define NLM_OTHER_DATA_LENGTH 400 /* FIXME */ |
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80 | #define NLM_OLD_THREAD_NAME_LENGTH 5 |
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81 | #define NLM_SIGNATURE_SIZE 24 |
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82 | #define NLM_HEADER_VERSION 4 |
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83 | #define NLM_MODULE_NAME_SIZE 14 |
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84 | #define NLM_DEFAULT_STACKSIZE (8 * 1024) |
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85 | |||
86 | /* Alpha information. This should probably be in a separate Alpha |
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87 | header file, but it can't go in alpha-ext.h because some of it is |
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88 | needed by nlmconv.c. */ |
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89 | |||
90 | /* Magic number in Alpha prefix header. */ |
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91 | #define NLM32_ALPHA_MAGIC (0x83561840) |
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92 | |||
93 | /* The r_type field in an Alpha reloc is one of the following values. */ |
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94 | #define ALPHA_R_IGNORE 0 |
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95 | #define ALPHA_R_REFLONG 1 |
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96 | #define ALPHA_R_REFQUAD 2 |
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97 | #define ALPHA_R_GPREL32 3 |
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98 | #define ALPHA_R_LITERAL 4 |
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99 | #define ALPHA_R_LITUSE 5 |
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100 | #define ALPHA_R_GPDISP 6 |
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101 | #define ALPHA_R_BRADDR 7 |
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102 | #define ALPHA_R_HINT 8 |
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103 | #define ALPHA_R_SREL16 9 |
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104 | #define ALPHA_R_SREL32 10 |
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105 | #define ALPHA_R_SREL64 11 |
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106 | #define ALPHA_R_OP_PUSH 12 |
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107 | #define ALPHA_R_OP_STORE 13 |
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108 | #define ALPHA_R_OP_PSUB 14 |
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109 | #define ALPHA_R_OP_PRSHIFT 15 |
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110 | #define ALPHA_R_GPVALUE 16 |
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111 | #define ALPHA_R_NW_RELOC 250 |
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112 | |||
113 | /* A local reloc, other than ALPHA_R_GPDISP or ALPHA_R_IGNORE, must be |
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114 | against one of these symbol indices. */ |
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115 | #define ALPHA_RELOC_SECTION_TEXT 1 |
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116 | #define ALPHA_RELOC_SECTION_DATA 3 |
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117 | |||
118 | /* An ALPHA_R_NW_RELOC has one of these values in the size field. If |
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119 | it is SETGP, the r_vaddr field holds the GP value to use. If it is |
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120 | LITA, the r_vaddr field holds the address of the .lita section and |
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121 | the r_symndx field holds the size of the .lita section. */ |
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122 | #define ALPHA_R_NW_RELOC_SETGP 1 |
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123 | #define ALPHA_R_NW_RELOC_LITA 2><>><> |