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252b5132 RH |
1 | /* Oasys object format header file for BFD. |
2 | Contributed by Cygnus Support. */ | |
3 | ||
4 | #define OASYS_MAX_SEC_COUNT 16 | |
5 | /* **** */ | |
6 | ||
7 | typedef struct oasys_archive_header { | |
8 | unsigned int version; | |
9 | char create_date[12]; | |
10 | char revision_date[12]; | |
11 | unsigned int mod_count; | |
12 | file_ptr mod_tbl_offset; | |
13 | unsigned int sym_tbl_size; | |
14 | unsigned int sym_count; | |
15 | file_ptr sym_tbl_offset; | |
16 | unsigned int xref_count; | |
17 | file_ptr xref_lst_offset; | |
18 | } oasys_archive_header_type; | |
19 | ||
20 | typedef struct oasys_extarchive_header { | |
21 | bfd_byte version[4]; | |
22 | bfd_byte create_date[12]; | |
23 | bfd_byte revision_date[12]; | |
24 | bfd_byte mod_count[4]; | |
25 | bfd_byte mod_tbl_offset[4]; | |
26 | bfd_byte sym_tbl_size[4]; | |
27 | bfd_byte sym_count[4]; | |
28 | bfd_byte sym_tbl_offset[4]; | |
29 | bfd_byte xref_count[4]; | |
30 | bfd_byte xref_lst_offset[4]; | |
31 | } oasys_extarchive_header_type; | |
32 | ||
33 | typedef struct oasys_module_table { | |
34 | int mod_number; | |
35 | char mod_date[12]; | |
36 | unsigned int mod_size; | |
37 | unsigned int dep_count; | |
38 | unsigned int depee_count; | |
39 | file_ptr file_offset; | |
40 | unsigned int sect_count; | |
41 | char *module_name; | |
42 | unsigned int module_name_size; | |
43 | } oasys_module_table_type; | |
44 | ||
45 | ||
46 | typedef struct oasys_extmodule_table_a { | |
47 | bfd_byte mod_number[4]; | |
48 | bfd_byte mod_date[12]; | |
49 | bfd_byte mod_size[4]; | |
50 | bfd_byte dep_count[4]; | |
51 | bfd_byte depee_count[4]; | |
52 | bfd_byte sect_count[4]; | |
53 | bfd_byte file_offset[4]; | |
54 | bfd_byte mod_name[32]; | |
55 | } oasys_extmodule_table_type_a_type; | |
56 | ||
57 | typedef struct oasys_extmodule_table_b { | |
58 | bfd_byte mod_number[4]; | |
59 | bfd_byte mod_date[12]; | |
60 | bfd_byte mod_size[4]; | |
61 | bfd_byte dep_count[4]; | |
62 | bfd_byte depee_count[4]; | |
63 | bfd_byte sect_count[4]; | |
64 | bfd_byte file_offset[4]; | |
65 | bfd_byte mod_name_length[4]; | |
66 | } oasys_extmodule_table_type_b_type; | |
67 | ||
68 | ||
69 | typedef enum oasys_record { | |
70 | oasys_record_is_end_enum = 0, | |
71 | oasys_record_is_data_enum = 1, | |
72 | oasys_record_is_symbol_enum = 2, | |
73 | oasys_record_is_header_enum = 3, | |
74 | oasys_record_is_named_section_enum = 4, | |
75 | oasys_record_is_com_enum = 5, | |
76 | oasys_record_is_debug_enum = 6, | |
77 | oasys_record_is_section_enum = 7, | |
78 | oasys_record_is_debug_file_enum = 8, | |
79 | oasys_record_is_module_enum = 9, | |
80 | oasys_record_is_local_enum = 10 | |
81 | } oasys_record_enum_type; | |
82 | ||
83 | ||
84 | ||
85 | typedef struct oasys_record_header { | |
86 | unsigned char length; | |
87 | unsigned char check_sum; | |
88 | unsigned char type; | |
89 | unsigned char fill; | |
90 | } oasys_record_header_type; | |
91 | ||
92 | typedef struct oasys_data_record { | |
93 | oasys_record_header_type header; | |
94 | unsigned char relb; | |
95 | bfd_byte addr[4]; | |
96 | /* maximum total size of data record is 255 bytes */ | |
97 | bfd_byte data[246]; | |
98 | } oasys_data_record_type; | |
99 | ||
100 | typedef struct oasys_header_record { | |
101 | oasys_record_header_type header; | |
102 | unsigned char version_number; | |
103 | unsigned char rev_number; | |
104 | char module_name[26-6]; | |
105 | char description[64-26]; | |
106 | } oasys_header_record_type; | |
107 | ||
108 | #define OASYS_VERSION_NUMBER 0 | |
109 | #define OASYS_REV_NUMBER 0 | |
110 | ||
111 | typedef struct oasys_symbol_record { | |
112 | oasys_record_header_type header; | |
113 | unsigned char relb; | |
114 | bfd_byte value[4]; | |
115 | bfd_byte refno[2]; | |
116 | char name[64]; | |
117 | } oasys_symbol_record_type; | |
118 | ||
119 | #define RELOCATION_PCREL_BIT 0x80 | |
120 | #define RELOCATION_32BIT_BIT 0x40 | |
121 | #define RELOCATION_TYPE_BITS 0x30 | |
122 | #define RELOCATION_TYPE_ABS 0x00 | |
123 | #define RELOCATION_TYPE_REL 0x10 | |
124 | #define RELOCATION_TYPE_UND 0x20 | |
125 | #define RELOCATION_TYPE_COM 0x30 | |
126 | #define RELOCATION_SECT_BITS 0x0f | |
127 | ||
128 | typedef struct oasys_section_record { | |
129 | oasys_record_header_type header; | |
130 | unsigned char relb; | |
131 | bfd_byte value[4]; | |
132 | bfd_byte vma[4]; | |
133 | bfd_byte fill[3]; | |
134 | } oasys_section_record_type; | |
135 | ||
136 | typedef struct oasys_end_record { | |
137 | oasys_record_header_type header; | |
138 | unsigned char relb; | |
139 | bfd_byte entry[4]; | |
140 | bfd_byte fill[2]; | |
141 | bfd_byte zero; | |
142 | } oasys_end_record_type; | |
143 | ||
144 | typedef union oasys_record_union { | |
145 | oasys_record_header_type header; | |
146 | oasys_data_record_type data; | |
147 | oasys_section_record_type section; | |
148 | oasys_symbol_record_type symbol; | |
149 | oasys_header_record_type first; | |
150 | oasys_end_record_type end; | |
151 | bfd_byte pad[256]; | |
152 | } oasys_record_union_type; |