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annotate src/lwlink.h @ 300:48945dac8178
Fixed copyright year
| author | lost |
|---|---|
| date | Wed, 21 Jan 2009 05:13:36 +0000 |
| parents | 460d96987670 |
| children | 376cc55361c7 |
| rev | line source |
|---|---|
| 294 | 1 /* |
| 2 lwlink.h | |
| 300 | 3 Copyright © 2009 William Astle |
| 294 | 4 |
| 5 This file is part of LWLINK. | |
| 6 | |
| 7 LWLINK is free software: you can redistribute it and/or modify it under the | |
| 8 terms of the GNU General Public License as published by the Free Software | |
| 9 Foundation, either version 3 of the License, or (at your option) any later | |
| 10 version. | |
| 11 | |
| 12 This program is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| 15 more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License along with | |
| 18 this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | |
| 20 Contains the main defs used by the linker | |
| 21 */ | |
| 22 | |
| 23 | |
| 24 #ifndef __lwlink_h_seen__ | |
| 25 #define __lwlink_h_seen__ | |
| 26 | |
| 298 | 27 #include "expr.h" |
| 28 | |
| 294 | 29 #define OUTPUT_DECB 0 // DECB multirecord format |
| 30 #define OUTPUT_RAW 1 // raw sequence of bytes | |
| 31 | |
| 298 | 32 typedef struct symtab_s symtab_t; |
| 33 struct symtab_s | |
| 34 { | |
| 35 unsigned char *sym; // symbol name | |
| 36 int offset; // local offset | |
| 37 int realval; // resolved value | |
| 38 symtab_t *next; // next symbol | |
| 39 }; | |
| 40 | |
| 41 typedef struct reloc_s reloc_t; | |
| 42 struct reloc_s | |
| 43 { | |
| 44 int offset; // where in the section | |
| 45 lw_expr_stack_t *expr; // the expression to calculate it | |
| 46 reloc_t *next; // ptr to next relocation | |
| 47 }; | |
| 48 | |
| 49 #define SECTION_BSS 1 | |
| 50 typedef struct | |
| 51 { | |
| 52 unsigned char *name; // name of the section | |
| 53 int flags; // section flags | |
| 54 int codesize; // size of the code | |
| 55 unsigned char *code; // pointer to the code | |
| 56 int loadaddress; // the actual load address of the section | |
| 57 | |
| 58 symtab_t *localsyms; // local symbol table | |
| 59 symtab_t *exportedsyms; // exported symbols table | |
| 60 | |
| 61 reloc_t *incompletes; // table of incomplete references | |
| 62 } section_t; | |
| 297 | 63 |
| 64 typedef struct | |
| 65 { | |
| 66 char *filename; | |
| 67 unsigned char *filedata; | |
| 68 long filesize; | |
| 298 | 69 section_t *sections; |
| 70 int nsections; | |
| 71 | |
| 297 | 72 } fileinfo_t; |
| 73 | |
| 298 | 74 |
| 75 | |
| 294 | 76 #ifndef __lwlink_c_seen__ |
| 77 | |
| 78 extern int debug_level; | |
| 79 extern int outformat; | |
| 80 extern char *outfile; | |
|
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81 extern int ninputfiles; |
| 297 | 82 extern fileinfo_t **inputfiles; |
| 299 | 83 extern char *scriptfile; |
| 294 | 84 |
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85 #define __lwlink_E__ extern |
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86 #else |
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87 #define __lwlink_E__ |
| 294 | 88 #endif // __lwlink_c_seen__ |
| 89 | |
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90 __lwlink_E__ void add_input_file(char *fn); |
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91 |
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92 #undef __lwlink_E__ |
| 299 | 93 |
| 94 struct scriptline_s | |
| 95 { | |
| 96 char *sectname; // name of section, NULL for wildcard | |
| 97 int loadat; // address to load at (or -1) | |
| 98 int noflags; // flags to NOT have | |
| 99 int yesflags; // flags to HAVE | |
| 100 }; | |
| 101 | |
| 102 typedef struct | |
| 103 { | |
| 104 int nlines; // number of lines in the script | |
| 105 struct scriptline_s *lines; // the parsed script lines (section) | |
| 106 int padsize; // the size to pad to, -1 for none | |
| 107 } linkscript_t; | |
| 108 | |
| 109 #ifndef __script_c_seen__ | |
| 110 extern linkscript_t linkscript; | |
| 111 #endif | |
| 112 | |
| 294 | 113 #endif //__lwlink_h_seen__ |