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e8edd1e6 |
1 | typedef char *pvcontents; |
2 | typedef char *strconst; |
3 | typedef U32 PV; |
4 | typedef char *op_tr_array; |
5 | typedef int comment_t; |
6 | typedef SV *svindex; |
7 | typedef OP *opindex; |
059a8bb7 |
8 | typedef char *pvindex; |
e8edd1e6 |
9 | |
10 | #define BGET_FREAD(argp, len, nelem) \ |
059a8bb7 |
11 | bl_read(bstate->bs_fdata,(char*)(argp),(len),(nelem)) |
12 | #define BGET_FGETC() bl_getc(bstate->bs_fdata) |
e8edd1e6 |
13 | |
1df34986 |
14 | /* all this should be made endianness-agnostic */ |
15 | |
16 | #define BGET_U8(arg) arg = BGET_FGETC() |
e8edd1e6 |
17 | #define BGET_U16(arg) \ |
059a8bb7 |
18 | BGET_FREAD(&arg, sizeof(U16), 1) |
1df34986 |
19 | #define BGET_U32(arg) \ |
20 | BGET_FREAD(&arg, sizeof(U32), 1) |
21 | #define BGET_UV(arg) \ |
22 | BGET_FREAD(&arg, sizeof(UV), 1) |
ca337316 |
23 | #define BGET_PADOFFSET(arg) \ |
24 | BGET_FREAD(&arg, sizeof(PADOFFSET), 1) |
1df34986 |
25 | |
26 | #define BGET_I32(arg) BGET_U32(arg) |
27 | #define BGET_IV(arg) BGET_UV(arg) |
e8edd1e6 |
28 | |
059a8bb7 |
29 | #define BGET_PV(arg) STMT_START { \ |
30 | BGET_U32(arg); \ |
31 | if (arg) { \ |
32 | New(666, bstate->bs_pv.xpv_pv, arg, char); \ |
1df34986 |
33 | bl_read(bstate->bs_fdata, (void*)bstate->bs_pv.xpv_pv, arg, 1);\ |
059a8bb7 |
34 | bstate->bs_pv.xpv_len = arg; \ |
35 | bstate->bs_pv.xpv_cur = arg - 1; \ |
36 | } else { \ |
37 | bstate->bs_pv.xpv_pv = 0; \ |
38 | bstate->bs_pv.xpv_len = 0; \ |
39 | bstate->bs_pv.xpv_cur = 0; \ |
40 | } \ |
e8edd1e6 |
41 | } STMT_END |
42 | |
fc290457 |
43 | #ifdef BYTELOADER_LOG_COMMENTS |
44 | # define BGET_comment_t(arg) \ |
45 | STMT_START { \ |
46 | char buf[1024]; \ |
47 | int i = 0; \ |
48 | do { \ |
49 | arg = BGET_FGETC(); \ |
50 | buf[i++] = (char)arg; \ |
51 | } while (arg != '\n' && arg != EOF); \ |
52 | buf[i] = '\0'; \ |
53 | PerlIO_printf(PerlIO_stderr(), "%s", buf); \ |
54 | } STMT_END |
55 | #else |
56 | # define BGET_comment_t(arg) \ |
e8edd1e6 |
57 | do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF) |
fc290457 |
58 | #endif |
e8edd1e6 |
59 | |
78c6a0b0 |
60 | |
059a8bb7 |
61 | #define BGET_op_tr_array(arg) do { \ |
1df34986 |
62 | unsigned short *ary, len; \ |
63 | BGET_U16(len); \ |
64 | New(666, ary, len, unsigned short); \ |
65 | BGET_FREAD(ary, sizeof(unsigned short), len); \ |
059a8bb7 |
66 | arg = (char *) ary; \ |
e8edd1e6 |
67 | } while (0) |
68 | |
059a8bb7 |
69 | #define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv |
e8edd1e6 |
70 | #define BGET_strconst(arg) STMT_START { \ |
71 | for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \ |
72 | arg = PL_tokenbuf; \ |
73 | } STMT_END |
74 | |
cad2e5aa |
75 | #define BGET_NV(arg) STMT_START { \ |
e8edd1e6 |
76 | char *str; \ |
77 | BGET_strconst(str); \ |
ac26f109 |
78 | arg = Atof(str); \ |
e8edd1e6 |
79 | } STMT_END |
80 | |
81 | #define BGET_objindex(arg, type) STMT_START { \ |
e8edd1e6 |
82 | BGET_U32(ix); \ |
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83 | arg = (type)bstate->bs_obj_list[ix]; \ |
e8edd1e6 |
84 | } STMT_END |
85 | #define BGET_svindex(arg) BGET_objindex(arg, svindex) |
86 | #define BGET_opindex(arg) BGET_objindex(arg, opindex) |
059a8bb7 |
87 | #define BGET_pvindex(arg) STMT_START { \ |
88 | BGET_objindex(arg, pvindex); \ |
89 | arg = arg ? savepv(arg) : arg; \ |
90 | } STMT_END |
e8edd1e6 |
91 | |
92 | #define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg] |
566ece03 |
93 | #define BSET_ldspecsvx(sv, arg) STMT_START { \ |
94 | BSET_ldspecsv(sv, arg); \ |
95 | BSET_OBJ_STOREX(sv); \ |
96 | } STMT_END |
97 | |
059a8bb7 |
98 | #define BSET_stpv(pv, arg) STMT_START { \ |
99 | BSET_OBJ_STORE(pv, arg); \ |
100 | SAVEFREEPV(pv); \ |
101 | } STMT_END |
e8edd1e6 |
102 | |
103 | #define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg |
104 | #define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg |
105 | #define BSET_gp_share(sv, arg) STMT_START { \ |
106 | gp_free((GV*)sv); \ |
107 | GvGP(sv) = GvGP(arg); \ |
108 | } STMT_END |
109 | |
110 | #define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV) |
566ece03 |
111 | #define BSET_gv_fetchpvx(sv, arg) STMT_START { \ |
112 | BSET_gv_fetchpv(sv, arg); \ |
113 | BSET_OBJ_STOREX(sv); \ |
114 | } STMT_END |
115 | |
e8edd1e6 |
116 | #define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE) |
566ece03 |
117 | #define BSET_gv_stashpvx(sv, arg) STMT_START { \ |
118 | BSET_gv_stashpv(sv, arg); \ |
119 | BSET_OBJ_STOREX(sv); \ |
120 | } STMT_END |
121 | |
e8edd1e6 |
122 | #define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0) |
1df34986 |
123 | #define BSET_mg_name(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur |
124 | #define BSET_mg_namex(mg, arg) \ |
125 | (mg->mg_ptr = (char*)SvREFCNT_inc((SV*)arg), \ |
126 | mg->mg_len = HEf_SVKEY) |
e8edd1e6 |
127 | #define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg) |
128 | #define BSET_xpv(sv) do { \ |
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129 | SvPV_set(sv, bstate->bs_pv.xpv_pv); \ |
130 | SvCUR_set(sv, bstate->bs_pv.xpv_cur); \ |
131 | SvLEN_set(sv, bstate->bs_pv.xpv_len); \ |
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132 | } while (0) |
133 | #define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg) |
134 | |
135 | #define BSET_av_push(sv, arg) av_push((AV*)sv, arg) |
1df34986 |
136 | #define BSET_av_pushx(sv, arg) (AvARRAY(sv)[++AvFILLp(sv)] = arg) |
e8edd1e6 |
137 | #define BSET_hv_store(sv, arg) \ |
059a8bb7 |
138 | hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0) |
e8edd1e6 |
139 | #define BSET_pv_free(pv) Safefree(pv.xpv_pv) |
1df34986 |
140 | |
141 | |
142 | #ifdef USE_ITHREADS |
143 | |
144 | /* copied after the code in newPMOP() */ |
e8edd1e6 |
145 | #define BSET_pregcomp(o, arg) \ |
1df34986 |
146 | STMT_START { \ |
147 | SV* repointer; \ |
148 | REGEXP* rx = arg ? \ |
149 | CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)) : \ |
150 | Null(REGEXP*); \ |
151 | if(av_len((AV*) PL_regex_pad[0]) > -1) { \ |
152 | repointer = av_pop((AV*)PL_regex_pad[0]); \ |
153 | cPMOPx(o)->op_pmoffset = SvIV(repointer); \ |
154 | SvREPADTMP_off(repointer); \ |
155 | sv_setiv(repointer,PTR2IV(rx)); \ |
156 | } else { \ |
157 | repointer = newSViv(PTR2IV(rx)); \ |
158 | av_push(PL_regex_padav,SvREFCNT_inc(repointer)); \ |
159 | cPMOPx(o)->op_pmoffset = av_len(PL_regex_padav); \ |
160 | PL_regex_pad = AvARRAY(PL_regex_padav); \ |
161 | } \ |
162 | } STMT_END |
163 | |
164 | #else |
165 | #define BSET_pregcomp(o, arg) \ |
166 | STMT_START { \ |
167 | PM_SETRE(((PMOP*)o), (arg ? \ |
168 | CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)): \ |
169 | Null(REGEXP*))); \ |
170 | } STMT_END |
171 | |
172 | #endif /* USE_THREADS */ |
173 | |
174 | |
059a8bb7 |
175 | #define BSET_newsv(sv, arg) \ |
ecd04c98 |
176 | switch(arg) { \ |
177 | case SVt_PVAV: \ |
178 | sv = (SV*)newAV(); \ |
179 | break; \ |
180 | case SVt_PVHV: \ |
181 | sv = (SV*)newHV(); \ |
182 | break; \ |
183 | default: \ |
184 | sv = NEWSV(0,0); \ |
185 | SvUPGRADE(sv, (arg)); \ |
186 | } |
566ece03 |
187 | #define BSET_newsvx(sv, arg) STMT_START { \ |
188 | BSET_newsv(sv, arg & SVTYPEMASK); \ |
189 | SvFLAGS(sv) = arg; \ |
190 | BSET_OBJ_STOREX(sv); \ |
191 | } STMT_END |
1df34986 |
192 | #define BSET_newop(o, arg) \ |
193 | ((o = (OP*)safemalloc(arg)), memzero((char*)o,arg)) |
566ece03 |
194 | #define BSET_newopx(o, arg) STMT_START { \ |
195 | register int sz = arg & 0x7f; \ |
196 | register OP* new = (OP*) safemalloc(sz);\ |
197 | memzero(new, sz); \ |
198 | /* new->op_next = o; XXX */ \ |
199 | o = new; \ |
200 | arg >>=7; \ |
201 | BSET_op_type(o, arg); \ |
202 | BSET_OBJ_STOREX(o); \ |
203 | } STMT_END |
204 | |
e8edd1e6 |
205 | #define BSET_newopn(o, arg) STMT_START { \ |
206 | OP *oldop = o; \ |
207 | BSET_newop(o, arg); \ |
208 | oldop->op_next = o; \ |
209 | } STMT_END |
210 | |
1df34986 |
211 | #define BSET_ret(foo) STMT_START { \ |
212 | Safefree(bstate->bs_obj_list); \ |
213 | return 0; \ |
214 | } STMT_END |
215 | |
216 | /* |
217 | * stolen from toke.c: better if that was a function. |
218 | * in toke.c there are also #ifdefs for dosish systems and i/o layers |
219 | */ |
220 | |
221 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
222 | #define set_clonex(fp) \ |
223 | STMT_START { \ |
224 | int fd = PerlIO_fileno(fp); \ |
225 | fcntl(fd,F_SETFD,fd >= 3); \ |
226 | } STMT_END |
227 | #else |
228 | #define set_clonex(fp) |
229 | #endif |
230 | |
231 | #define BSET_data(dummy,arg) \ |
232 | STMT_START { \ |
233 | GV *gv; \ |
234 | char *pname = "main"; \ |
235 | if (arg == 'D') \ |
236 | pname = HvNAME(PL_curstash ? PL_curstash : PL_defstash); \ |
237 | gv = gv_fetchpv(Perl_form(aTHX_ "%s::DATA", pname), TRUE, SVt_PVIO);\ |
238 | GvMULTI_on(gv); \ |
239 | if (!GvIO(gv)) \ |
240 | GvIOp(gv) = newIO(); \ |
241 | IoIFP(GvIOp(gv)) = PL_rsfp; \ |
242 | set_clonex(PL_rsfp); \ |
243 | /* Mark this internal pseudo-handle as clean */ \ |
244 | IoFLAGS(GvIOp(gv)) |= IOf_UNTAINT; \ |
245 | if (PL_preprocess) \ |
246 | IoTYPE(GvIOp(gv)) = IoTYPE_PIPE; \ |
247 | else if ((PerlIO*)PL_rsfp == PerlIO_stdin()) \ |
248 | IoTYPE(GvIOp(gv)) = IoTYPE_STD; \ |
249 | else \ |
250 | IoTYPE(GvIOp(gv)) = IoTYPE_RDONLY; \ |
251 | Safefree(bstate->bs_obj_list); \ |
252 | return 1; \ |
253 | } STMT_END |
254 | |
255 | /* stolen from op.c */ |
256 | #define BSET_load_glob(foo, gv) \ |
257 | STMT_START { \ |
258 | GV *glob_gv; \ |
259 | ENTER; \ |
260 | Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT, \ |
261 | newSVpvn("File::Glob", 10), Nullsv, Nullsv, Nullsv); \ |
262 | glob_gv = gv_fetchpv("File::Glob::csh_glob", FALSE, SVt_PVCV); \ |
263 | GvCV(gv) = GvCV(glob_gv); \ |
264 | SvREFCNT_inc((SV*)GvCV(gv)); \ |
265 | GvIMPORTED_CV_on(gv); \ |
266 | LEAVE; \ |
059a8bb7 |
267 | } STMT_END |
e8edd1e6 |
268 | |
269 | /* |
270 | * Kludge special-case workaround for OP_MAPSTART |
271 | * which needs the ppaddr for OP_GREPSTART. Blech. |
272 | */ |
273 | #define BSET_op_type(o, arg) STMT_START { \ |
274 | o->op_type = arg; \ |
275 | if (arg == OP_MAPSTART) \ |
276 | arg = OP_GREPSTART; \ |
277 | o->op_ppaddr = PL_ppaddr[arg]; \ |
278 | } STMT_END |
cea2e8a9 |
279 | #define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented") |
e8edd1e6 |
280 | #define BSET_curpad(pad, arg) STMT_START { \ |
281 | PL_comppad = (AV *)arg; \ |
282 | pad = AvARRAY(arg); \ |
283 | } STMT_END |
1df34986 |
284 | |
285 | #ifdef USE_ITHREADS |
11faa288 |
286 | #define BSET_cop_file(cop, arg) CopFILE_set(cop,arg) |
11faa288 |
287 | #define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg) |
1df34986 |
288 | #else |
289 | /* this works now that Sarathy's changed the CopFILE_set macro to do the SvREFCNT_inc() |
290 | -- BKS 6-2-2000 */ |
291 | /* that really meant the actual CopFILEGV_set */ |
292 | #define BSET_cop_filegv(cop, arg) CopFILEGV_set(cop,arg) |
293 | #define BSET_cop_stash(cop,arg) CopSTASH_set(cop,(HV*)arg) |
294 | #endif |
e8edd1e6 |
295 | |
059a8bb7 |
296 | /* this is simply stolen from the code in newATTRSUB() */ |
297 | #define BSET_push_begin(ary,cv) \ |
298 | STMT_START { \ |
1df34986 |
299 | I32 oldscope = PL_scopestack_ix; \ |
300 | ENTER; \ |
301 | SAVECOPFILE(&PL_compiling); \ |
302 | SAVECOPLINE(&PL_compiling); \ |
303 | if (!PL_beginav) \ |
304 | PL_beginav = newAV(); \ |
305 | av_push(PL_beginav, (SV*)cv); \ |
306 | GvCV(CvGV(cv)) = 0; /* cv has been hijacked */\ |
307 | call_list(oldscope, PL_beginav); \ |
308 | PL_curcop = &PL_compiling; \ |
309 | PL_compiling.op_private = (U8)(PL_hints & HINT_PRIVATE_MASK);\ |
310 | LEAVE; \ |
059a8bb7 |
311 | } STMT_END |
1df34986 |
312 | #define BSET_push_init(ary,cv) \ |
313 | STMT_START { \ |
314 | av_unshift((PL_initav ? PL_initav : \ |
315 | (PL_initav = newAV(), PL_initav)), 1); \ |
316 | av_store(PL_initav, 0, cv); \ |
059a8bb7 |
317 | } STMT_END |
1df34986 |
318 | #define BSET_push_end(ary,cv) \ |
319 | STMT_START { \ |
320 | av_unshift((PL_endav ? PL_endav : \ |
321 | (PL_endav = newAV(), PL_endav)), 1); \ |
322 | av_store(PL_endav, 0, cv); \ |
059a8bb7 |
323 | } STMT_END |
324 | #define BSET_OBJ_STORE(obj, ix) \ |
566ece03 |
325 | ((I32)ix > bstate->bs_obj_list_fill ? \ |
326 | bset_obj_store(aTHX_ bstate, obj, (I32)ix) : \ |
327 | (bstate->bs_obj_list[ix] = obj), \ |
328 | bstate->bs_ix = ix+1) |
329 | #define BSET_OBJ_STOREX(obj) \ |
330 | (bstate->bs_ix > bstate->bs_obj_list_fill ? \ |
331 | bset_obj_store(aTHX_ bstate, obj, bstate->bs_ix) : \ |
332 | (bstate->bs_obj_list[bstate->bs_ix] = obj), \ |
333 | bstate->bs_ix++) |
1df34986 |
334 | |
335 | #define BSET_signal(cv, name) \ |
336 | mg_set(*hv_store(GvHV(gv_fetchpv("SIG", TRUE, SVt_PVHV)), \ |
337 | name, strlen(name), cv, 0)) |
059a8bb7 |
338 | |
339 | /* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about |
3b825e41 |
340 | * what version of Perl it's being called under, it should do a 'use 5.006_001' or |
059a8bb7 |
341 | * equivalent. However, since the header includes checks requiring an exact match in |
342 | * ByteLoader versions (we can't guarantee forward compatibility), you don't |
343 | * need to specify one: |
344 | * use ByteLoader; |
345 | * is all you need. |
346 | * -- BKS, June 2000 |
347 | */ |
348 | |
d2560b70 |
349 | #define HEADER_FAIL(f) \ |
350 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f) |
351 | #define HEADER_FAIL1(f, arg1) \ |
352 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1) |
353 | #define HEADER_FAIL2(f, arg1, arg2) \ |
059a8bb7 |
354 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2) |
355 | |
356 | #define BYTECODE_HEADER_CHECK \ |
357 | STMT_START { \ |
358 | U32 sz = 0; \ |
359 | strconst str; \ |
360 | \ |
361 | BGET_U32(sz); /* Magic: 'PLBC' */ \ |
362 | if (sz != 0x43424c50) { \ |
d2560b70 |
363 | HEADER_FAIL1("bad magic (want 0x43424c50, got %#x)", (int)sz); \ |
059a8bb7 |
364 | } \ |
365 | BGET_strconst(str); /* archname */ \ |
366 | if (strNE(str, ARCHNAME)) { \ |
d2560b70 |
367 | HEADER_FAIL2("wrong architecture (want %s, you have %s)",str,ARCHNAME); \ |
059a8bb7 |
368 | } \ |
369 | BGET_strconst(str); /* ByteLoader version */ \ |
370 | if (strNE(str, VERSION)) { \ |
d2560b70 |
371 | HEADER_FAIL2("mismatched ByteLoader versions (want %s, you have %s)", \ |
059a8bb7 |
372 | str, VERSION); \ |
373 | } \ |
374 | BGET_U32(sz); /* ivsize */ \ |
375 | if (sz != IVSIZE) { \ |
d2560b70 |
376 | HEADER_FAIL("different IVSIZE"); \ |
059a8bb7 |
377 | } \ |
378 | BGET_U32(sz); /* ptrsize */ \ |
379 | if (sz != PTRSIZE) { \ |
d2560b70 |
380 | HEADER_FAIL("different PTRSIZE"); \ |
059a8bb7 |
381 | } \ |
059a8bb7 |
382 | } STMT_END |