Commit | Line | Data |
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252b5132 RH |
1 | /* vms-hdr.c -- BFD back-end for VMS/VAX (openVMS/VAX) and |
2 | EVAX (openVMS/Alpha) files. | |
3db64b00 | 3 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, |
0c376465 | 4 | 2007, 2008, 2009 Free Software Foundation, Inc. |
252b5132 RH |
5 | |
6 | HDR record handling functions | |
7 | EMH record handling functions | |
0c376465 | 8 | |
252b5132 RH |
9 | EOM record handling functions |
10 | EEOM record handling functions | |
11 | ||
0c376465 TG |
12 | IHD record handling functions |
13 | EIHD record handling functions | |
14 | ||
15 | ISD record handling functions | |
16 | EISD record handling functions | |
17 | ||
18 | IHS record handling functions | |
19 | EIHS record handling functions | |
20 | ||
21 | DBG record handling functions | |
22 | EDBG record handling functions | |
23 | ||
24 | TBT record handling functions | |
25 | ETBT record handling functions | |
26 | ||
27 | DST/DMT section handling functions | |
28 | ||
252b5132 RH |
29 | Written by Klaus K"ampf (kkaempf@rmi.de) |
30 | ||
7920ce38 NC |
31 | This program is free software; you can redistribute it and/or modify |
32 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 33 | the Free Software Foundation; either version 3 of the License, or |
7920ce38 | 34 | (at your option) any later version. |
252b5132 | 35 | |
7920ce38 NC |
36 | This program is distributed in the hope that it will be useful, |
37 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
38 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
39 | GNU General Public License for more details. | |
252b5132 | 40 | |
7920ce38 NC |
41 | You should have received a copy of the GNU General Public License |
42 | along with this program; if not, write to the Free Software | |
cd123cb7 NC |
43 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
44 | MA 02110-1301, USA. */ | |
252b5132 | 45 | |
3db64b00 | 46 | #include "sysdep.h" |
252b5132 | 47 | #include "bfd.h" |
6a0735ef | 48 | #include "bfdver.h" |
252b5132 | 49 | #include "bfdlink.h" |
3882b010 | 50 | #include "safe-ctype.h" |
252b5132 RH |
51 | #include "libbfd.h" |
52 | ||
53 | #include "vms.h" | |
54 | ||
0c376465 TG |
55 | static struct module *new_module (bfd *); |
56 | static void parse_module | |
57 | (bfd *, struct module *, unsigned char *, unsigned int); | |
58 | static struct module *build_module_list (bfd *); | |
59 | static bfd_boolean module_find_nearest_line | |
60 | (bfd *, struct module *, bfd_vma, const char **, const char **, | |
61 | unsigned int *); | |
62 | static int vms_slurp_debug (bfd *); | |
63 | ||
64 | #define SET_MODULE_PARSED(m) \ | |
65 | do { if ((m)->name == NULL) (m)->name = ""; } while (0) | |
66 | #define IS_MODULE_PARSED(m) ((m)->name != NULL) | |
67 | ||
68 | ||
252b5132 | 69 | /* Read & process emh record |
7920ce38 | 70 | return 0 on success, -1 on error. */ |
252b5132 RH |
71 | |
72 | int | |
7920ce38 | 73 | _bfd_vms_slurp_hdr (bfd *abfd, int objtype) |
252b5132 RH |
74 | { |
75 | unsigned char *ptr; | |
76 | unsigned char *vms_rec; | |
77 | int subtype; | |
78 | ||
79 | vms_rec = PRIV(vms_rec); | |
80 | ||
81 | #if VMS_DEBUG | |
82 | vms_debug(2, "HDR/EMH\n"); | |
83 | #endif | |
84 | ||
85 | switch (objtype) | |
86 | { | |
7920ce38 NC |
87 | case OBJ_S_C_HDR: |
88 | subtype = vms_rec[1]; | |
89 | break; | |
90 | case EOBJ_S_C_EMH: | |
91 | subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET; | |
92 | break; | |
93 | default: | |
94 | subtype = -1; | |
252b5132 RH |
95 | } |
96 | ||
97 | #if VMS_DEBUG | |
98 | vms_debug(3, "subtype %d\n", subtype); | |
99 | #endif | |
100 | ||
101 | switch (subtype) | |
102 | { | |
7920ce38 NC |
103 | case MHD_S_C_MHD: |
104 | /* Module header. */ | |
105 | PRIV (hdr_data).hdr_b_strlvl = vms_rec[2]; | |
106 | PRIV (hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3); | |
107 | PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5); | |
108 | ptr = vms_rec + 5 + vms_rec[5] + 1; | |
109 | PRIV (hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr); | |
110 | ptr += *ptr + 1; | |
111 | PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17); | |
252b5132 RH |
112 | break; |
113 | ||
7920ce38 | 114 | case MHD_S_C_LNM: |
0c376465 | 115 | PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 2)); |
252b5132 RH |
116 | break; |
117 | ||
7920ce38 | 118 | case MHD_S_C_SRC: |
0c376465 | 119 | PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 2)); |
252b5132 RH |
120 | break; |
121 | ||
7920ce38 | 122 | case MHD_S_C_TTL: |
0c376465 | 123 | PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 2)); |
252b5132 RH |
124 | break; |
125 | ||
7920ce38 NC |
126 | case EMH_S_C_MHD + EVAX_OFFSET: |
127 | /* Module header. */ | |
128 | PRIV (hdr_data).hdr_b_strlvl = vms_rec[6]; | |
129 | PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8); | |
130 | PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12); | |
131 | PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16); | |
132 | PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 20); | |
133 | ptr = vms_rec + 20 + vms_rec[20] + 1; | |
134 | PRIV (hdr_data).hdr_t_version =_bfd_vms_save_counted_string (ptr); | |
135 | ptr += *ptr + 1; | |
136 | PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17); | |
252b5132 RH |
137 | break; |
138 | ||
7920ce38 | 139 | case EMH_S_C_LNM + EVAX_OFFSET: |
0c376465 | 140 | PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 6)); |
252b5132 RH |
141 | break; |
142 | ||
7920ce38 | 143 | case EMH_S_C_SRC + EVAX_OFFSET: |
0c376465 | 144 | PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 6)); |
252b5132 RH |
145 | break; |
146 | ||
7920ce38 | 147 | case EMH_S_C_TTL + EVAX_OFFSET: |
0c376465 | 148 | PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_size - 6)); |
252b5132 RH |
149 | break; |
150 | ||
7920ce38 NC |
151 | case MHD_S_C_CPR: |
152 | case MHD_S_C_MTC: | |
153 | case MHD_S_C_GTX: | |
154 | case EMH_S_C_CPR + EVAX_OFFSET: | |
155 | case EMH_S_C_MTC + EVAX_OFFSET: | |
156 | case EMH_S_C_GTX + EVAX_OFFSET: | |
252b5132 RH |
157 | break; |
158 | ||
7920ce38 NC |
159 | default: |
160 | bfd_set_error (bfd_error_wrong_format); | |
252b5132 | 161 | return -1; |
7920ce38 | 162 | } |
252b5132 RH |
163 | |
164 | return 0; | |
165 | } | |
166 | ||
252b5132 RH |
167 | /* Output routines. */ |
168 | ||
7dee875e | 169 | /* Manufacture a VMS like time on a unix based system. |
7920ce38 | 170 | stolen from obj-vms.c. */ |
252b5132 RH |
171 | |
172 | static unsigned char * | |
7920ce38 | 173 | get_vms_time_string (void) |
252b5132 RH |
174 | { |
175 | static unsigned char tbuf[18]; | |
176 | #ifndef VMS | |
177 | #include <time.h> | |
178 | ||
179 | char *pnt; | |
180 | time_t timeb; | |
7920ce38 NC |
181 | |
182 | time (& timeb); | |
252b5132 RH |
183 | pnt = ctime (&timeb); |
184 | pnt[3] = 0; | |
185 | pnt[7] = 0; | |
186 | pnt[10] = 0; | |
187 | pnt[16] = 0; | |
188 | pnt[24] = 0; | |
f075ee0c AM |
189 | sprintf ((char *) tbuf, "%2s-%3s-%s %s", |
190 | pnt + 8, pnt + 4, pnt + 20, pnt + 11); | |
252b5132 RH |
191 | #else |
192 | #include <starlet.h> | |
193 | struct | |
194 | { | |
195 | int Size; | |
196 | unsigned char *Ptr; | |
197 | } Descriptor; | |
198 | Descriptor.Size = 17; | |
199 | Descriptor.Ptr = tbuf; | |
200 | SYS$ASCTIM (0, &Descriptor, 0, 0); | |
201 | #endif /* not VMS */ | |
202 | ||
203 | #if VMS_DEBUG | |
204 | vms_debug (6, "vmstimestring:'%s'\n", tbuf); | |
205 | #endif | |
206 | ||
207 | return tbuf; | |
208 | } | |
209 | ||
7920ce38 | 210 | /* Write object header for bfd abfd. */ |
252b5132 RH |
211 | |
212 | int | |
7920ce38 | 213 | _bfd_vms_write_hdr (bfd *abfd, int objtype) |
252b5132 RH |
214 | { |
215 | asymbol *symbol; | |
5f771d47 | 216 | unsigned int symnum; |
252b5132 RH |
217 | int had_case = 0; |
218 | int had_file = 0; | |
0c376465 | 219 | char version [256]; |
252b5132 | 220 | |
252b5132 RH |
221 | #if VMS_DEBUG |
222 | vms_debug (2, "vms_write_hdr (%p)\n", abfd); | |
223 | #endif | |
224 | ||
225 | _bfd_vms_output_alignment (abfd, 2); | |
226 | ||
7920ce38 NC |
227 | /* MHD. */ |
228 | if (objtype != OBJ_S_C_HDR) | |
252b5132 RH |
229 | { |
230 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD); | |
231 | _bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL); | |
232 | _bfd_vms_output_long (abfd, 0); | |
233 | _bfd_vms_output_long (abfd, 0); | |
234 | _bfd_vms_output_long (abfd, MAX_OUTREC_SIZE); | |
235 | } | |
236 | ||
237 | if (bfd_get_filename (abfd) != 0) | |
238 | { | |
7920ce38 | 239 | /* Strip path and suffix information. */ |
252b5132 RH |
240 | char *fname, *fout, *fptr; |
241 | ||
242 | fptr = bfd_get_filename (abfd); | |
d387240a | 243 | fname = strdup (fptr); |
0c376465 TG |
244 | |
245 | /* Strip VMS path. */ | |
252b5132 | 246 | fout = strrchr (fname, ']'); |
0c376465 | 247 | if (fout == NULL) |
252b5132 | 248 | fout = strchr (fname, ':'); |
0c376465 | 249 | if (fout != NULL) |
252b5132 RH |
250 | fout++; |
251 | else | |
252 | fout = fname; | |
253 | ||
0c376465 TG |
254 | /* Strip UNIX path. */ |
255 | fptr = strrchr (fout, '/'); | |
256 | if (fptr != NULL) | |
257 | fout = fptr + 1; | |
258 | ||
7920ce38 | 259 | /* Strip .obj suffix. */ |
0c376465 TG |
260 | fptr = strrchr (fout, '.'); |
261 | if (fptr != 0 && strcasecmp (fptr, ".OBJ") == 0) | |
252b5132 RH |
262 | *fptr = 0; |
263 | ||
0c376465 TG |
264 | /* Convert to upper case and truncate at 31 characters. |
265 | (VMS object file format restricts module name length to 31). */ | |
252b5132 RH |
266 | fptr = fout; |
267 | while (*fptr != 0) | |
268 | { | |
3882b010 | 269 | *fptr = TOUPPER (*fptr); |
252b5132 | 270 | fptr++; |
0c376465 | 271 | if (*fptr == ';' || (fptr - fout) >= 31) |
252b5132 RH |
272 | *fptr = 0; |
273 | } | |
274 | _bfd_vms_output_counted (abfd, fout); | |
d387240a | 275 | free (fname); |
252b5132 RH |
276 | } |
277 | else | |
278 | _bfd_vms_output_counted (abfd, "NONAME"); | |
279 | ||
e43d48cc | 280 | _bfd_vms_output_counted (abfd, BFD_VERSION_STRING); |
0c376465 TG |
281 | _bfd_vms_output_dump (abfd, get_vms_time_string (), EMH_DATE_LENGTH); |
282 | _bfd_vms_output_fill (abfd, 0, EMH_DATE_LENGTH); | |
252b5132 RH |
283 | _bfd_vms_output_flush (abfd); |
284 | ||
7920ce38 | 285 | /* LMN. */ |
252b5132 | 286 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM); |
0c376465 TG |
287 | snprintf (version, sizeof (version), "GAS BFD v%s", BFD_VERSION_STRING); |
288 | _bfd_vms_output_dump (abfd, (unsigned char *)version, strlen (version)); | |
252b5132 RH |
289 | _bfd_vms_output_flush (abfd); |
290 | ||
7920ce38 | 291 | /* SRC. */ |
252b5132 RH |
292 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC); |
293 | ||
294 | for (symnum = 0; symnum < abfd->symcount; symnum++) | |
295 | { | |
296 | symbol = abfd->outsymbols[symnum]; | |
297 | ||
298 | if (symbol->flags & BSF_FILE) | |
299 | { | |
0112cd26 | 300 | if (CONST_STRNEQ ((char *)symbol->name, "<CASE:")) |
252b5132 | 301 | { |
7920ce38 NC |
302 | PRIV (flag_hash_long_names) = symbol->name[6] - '0'; |
303 | PRIV (flag_show_after_trunc) = symbol->name[7] - '0'; | |
252b5132 RH |
304 | |
305 | if (had_file) | |
306 | break; | |
307 | had_case = 1; | |
308 | continue; | |
309 | } | |
310 | ||
dc810e39 AM |
311 | _bfd_vms_output_dump (abfd, (unsigned char *) symbol->name, |
312 | (int) strlen (symbol->name)); | |
252b5132 RH |
313 | if (had_case) |
314 | break; | |
315 | had_file = 1; | |
316 | } | |
317 | } | |
318 | ||
319 | if (symnum == abfd->symcount) | |
0112cd26 | 320 | _bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("noname")); |
252b5132 RH |
321 | |
322 | _bfd_vms_output_flush (abfd); | |
323 | ||
7920ce38 | 324 | /* TTL. */ |
252b5132 | 325 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL); |
0112cd26 | 326 | _bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("TTL")); |
252b5132 RH |
327 | _bfd_vms_output_flush (abfd); |
328 | ||
7920ce38 | 329 | /* CPR. */ |
252b5132 RH |
330 | _bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR); |
331 | _bfd_vms_output_dump (abfd, |