Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Some ECOFF definitions. | |
3 | */ | |
4 | typedef struct filehdr { | |
70342287 RB |
5 | unsigned short f_magic; /* magic number */ |
6 | unsigned short f_nscns; /* number of sections */ | |
7 | long f_timdat; /* time & date stamp */ | |
8 | long f_symptr; /* file pointer to symbolic header */ | |
9 | long f_nsyms; /* sizeof(symbolic hdr) */ | |
10 | unsigned short f_opthdr; /* sizeof(optional hdr) */ | |
11 | unsigned short f_flags; /* flags */ | |
1da177e4 | 12 | } FILHDR; |
70342287 | 13 | #define FILHSZ sizeof(FILHDR) |
1da177e4 | 14 | |
1da177e4 LT |
15 | #define MIPSEBMAGIC 0x160 |
16 | #define MIPSELMAGIC 0x162 | |
17 | ||
18 | typedef struct scnhdr { | |
70342287 RB |
19 | char s_name[8]; /* section name */ |
20 | long s_paddr; /* physical address, aliased s_nlib */ | |
21 | long s_vaddr; /* virtual address */ | |
22 | long s_size; /* section size */ | |
23 | long s_scnptr; /* file ptr to raw data for section */ | |
24 | long s_relptr; /* file ptr to relocation */ | |
25 | long s_lnnoptr; /* file ptr to gp histogram */ | |
26 | unsigned short s_nreloc; /* number of relocation entries */ | |
27 | unsigned short s_nlnno; /* number of gp histogram entries */ | |
28 | long s_flags; /* flags */ | |
1da177e4 LT |
29 | } SCNHDR; |
30 | #define SCNHSZ sizeof(SCNHDR) | |
31 | #define SCNROUND ((long)16) | |
32 | ||
33 | typedef struct aouthdr { | |
70342287 RB |
34 | short magic; /* see above */ |
35 | short vstamp; /* version stamp */ | |
36 | long tsize; /* text size in bytes, padded to DW bdry*/ | |
37 | long dsize; /* initialized data " " */ | |
38 | long bsize; /* uninitialized data " " */ | |
39 | long entry; /* entry pt. */ | |
40 | long text_start; /* base of text used for this file */ | |
41 | long data_start; /* base of data used for this file */ | |
42 | long bss_start; /* base of bss used for this file */ | |
43 | long gprmask; /* general purpose register mask */ | |
44 | long cprmask[4]; /* co-processor register masks */ | |
45 | long gp_value; /* the gp value used for this object */ | |
1da177e4 LT |
46 | } AOUTHDR; |
47 | #define AOUTHSZ sizeof(AOUTHDR) | |
48 | ||
49 | #define OMAGIC 0407 | |
50 | #define NMAGIC 0410 | |
51 | #define ZMAGIC 0413 | |
52 | #define SMAGIC 0411 | |
70342287 | 53 | #define LIBMAGIC 0443 |
1da177e4 LT |
54 | |
55 | #define N_TXTOFF(f, a) \ | |
56 | ((a).magic == ZMAGIC || (a).magic == LIBMAGIC ? 0 : \ | |
57 | ((a).vstamp < 23 ? \ | |
58 | ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + 7) & 0xfffffff8) : \ | |
59 | ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + SCNROUND-1) & ~(SCNROUND-1)) ) ) | |
60 | #define N_DATOFF(f, a) \ | |
61 | N_TXTOFF(f, a) + (a).tsize; |