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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) |
113d5bd9 |
25 | #define BGET_long(arg) \ |
26 | BGET_FREAD(&arg, sizeof(long), 1) |
1df34986 |
27 | |
28 | #define BGET_I32(arg) BGET_U32(arg) |
29 | #define BGET_IV(arg) BGET_UV(arg) |
e8edd1e6 |
30 | |
059a8bb7 |
31 | #define BGET_PV(arg) STMT_START { \ |
32 | BGET_U32(arg); \ |
33 | if (arg) { \ |
34 | New(666, bstate->bs_pv.xpv_pv, arg, char); \ |
113b9ccf |
35 | bl_read(bstate->bs_fdata, bstate->bs_pv.xpv_pv, arg, 1); \ |
059a8bb7 |
36 | bstate->bs_pv.xpv_len = arg; \ |
37 | bstate->bs_pv.xpv_cur = arg - 1; \ |
38 | } else { \ |
39 | bstate->bs_pv.xpv_pv = 0; \ |
40 | bstate->bs_pv.xpv_len = 0; \ |
41 | bstate->bs_pv.xpv_cur = 0; \ |
42 | } \ |
e8edd1e6 |
43 | } STMT_END |
44 | |
fc290457 |
45 | #ifdef BYTELOADER_LOG_COMMENTS |
46 | # define BGET_comment_t(arg) \ |
47 | STMT_START { \ |
48 | char buf[1024]; \ |
49 | int i = 0; \ |
50 | do { \ |
51 | arg = BGET_FGETC(); \ |
52 | buf[i++] = (char)arg; \ |
53 | } while (arg != '\n' && arg != EOF); \ |
54 | buf[i] = '\0'; \ |
55 | PerlIO_printf(PerlIO_stderr(), "%s", buf); \ |
56 | } STMT_END |
57 | #else |
58 | # define BGET_comment_t(arg) \ |
e8edd1e6 |
59 | do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF) |
fc290457 |
60 | #endif |
e8edd1e6 |
61 | |
78c6a0b0 |
62 | |
059a8bb7 |
63 | #define BGET_op_tr_array(arg) do { \ |
1df34986 |
64 | unsigned short *ary, len; \ |
65 | BGET_U16(len); \ |
66 | New(666, ary, len, unsigned short); \ |
67 | BGET_FREAD(ary, sizeof(unsigned short), len); \ |
059a8bb7 |
68 | arg = (char *) ary; \ |
e8edd1e6 |
69 | } while (0) |
70 | |
059a8bb7 |
71 | #define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv |
e8edd1e6 |
72 | #define BGET_strconst(arg) STMT_START { \ |
73 | for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \ |
74 | arg = PL_tokenbuf; \ |
75 | } STMT_END |
76 | |
cad2e5aa |
77 | #define BGET_NV(arg) STMT_START { \ |
e8edd1e6 |
78 | char *str; \ |
79 | BGET_strconst(str); \ |
ac26f109 |
80 | arg = Atof(str); \ |
e8edd1e6 |
81 | } STMT_END |
82 | |
83 | #define BGET_objindex(arg, type) STMT_START { \ |
e8edd1e6 |
84 | BGET_U32(ix); \ |
059a8bb7 |
85 | arg = (type)bstate->bs_obj_list[ix]; \ |
e8edd1e6 |
86 | } STMT_END |
87 | #define BGET_svindex(arg) BGET_objindex(arg, svindex) |
88 | #define BGET_opindex(arg) BGET_objindex(arg, opindex) |
059a8bb7 |
89 | #define BGET_pvindex(arg) STMT_START { \ |
90 | BGET_objindex(arg, pvindex); \ |
91 | arg = arg ? savepv(arg) : arg; \ |
92 | } STMT_END |
e8edd1e6 |
93 | |
94 | #define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg] |
566ece03 |
95 | #define BSET_ldspecsvx(sv, arg) STMT_START { \ |
96 | BSET_ldspecsv(sv, arg); \ |
97 | BSET_OBJ_STOREX(sv); \ |
98 | } STMT_END |
99 | |
059a8bb7 |
100 | #define BSET_stpv(pv, arg) STMT_START { \ |
101 | BSET_OBJ_STORE(pv, arg); \ |
102 | SAVEFREEPV(pv); \ |
103 | } STMT_END |
e8edd1e6 |
104 | |
105 | #define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg |
106 | #define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg |
107 | #define BSET_gp_share(sv, arg) STMT_START { \ |
108 | gp_free((GV*)sv); \ |
109 | GvGP(sv) = GvGP(arg); \ |
110 | } STMT_END |
111 | |
112 | #define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV) |
566ece03 |
113 | #define BSET_gv_fetchpvx(sv, arg) STMT_START { \ |
114 | BSET_gv_fetchpv(sv, arg); \ |
115 | BSET_OBJ_STOREX(sv); \ |
116 | } STMT_END |
117 | |
e8edd1e6 |
118 | #define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE) |
566ece03 |
119 | #define BSET_gv_stashpvx(sv, arg) STMT_START { \ |
120 | BSET_gv_stashpv(sv, arg); \ |
121 | BSET_OBJ_STOREX(sv); \ |
122 | } STMT_END |
123 | |
e8edd1e6 |
124 | #define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0) |
1df34986 |
125 | #define BSET_mg_name(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur |
126 | #define BSET_mg_namex(mg, arg) \ |
127 | (mg->mg_ptr = (char*)SvREFCNT_inc((SV*)arg), \ |
128 | mg->mg_len = HEf_SVKEY) |
e8edd1e6 |
129 | #define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg) |
130 | #define BSET_xpv(sv) do { \ |
059a8bb7 |
131 | SvPV_set(sv, bstate->bs_pv.xpv_pv); \ |
132 | SvCUR_set(sv, bstate->bs_pv.xpv_cur); \ |
133 | SvLEN_set(sv, bstate->bs_pv.xpv_len); \ |
e8edd1e6 |
134 | } while (0) |
135 | #define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg) |
136 | |
137 | #define BSET_av_push(sv, arg) av_push((AV*)sv, arg) |
1df34986 |
138 | #define BSET_av_pushx(sv, arg) (AvARRAY(sv)[++AvFILLp(sv)] = arg) |
e8edd1e6 |
139 | #define BSET_hv_store(sv, arg) \ |
059a8bb7 |
140 | hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0) |
e8edd1e6 |
141 | #define BSET_pv_free(pv) Safefree(pv.xpv_pv) |
1df34986 |
142 | |
143 | |
144 | #ifdef USE_ITHREADS |
145 | |
146 | /* copied after the code in newPMOP() */ |
e8edd1e6 |
147 | #define BSET_pregcomp(o, arg) \ |
1df34986 |
148 | STMT_START { \ |
149 | SV* repointer; \ |
150 | REGEXP* rx = arg ? \ |
151 | CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)) : \ |
152 | Null(REGEXP*); \ |
153 | if(av_len((AV*) PL_regex_pad[0]) > -1) { \ |
154 | repointer = av_pop((AV*)PL_regex_pad[0]); \ |
155 | cPMOPx(o)->op_pmoffset = SvIV(repointer); \ |
156 | SvREPADTMP_off(repointer); \ |
157 | sv_setiv(repointer,PTR2IV(rx)); \ |
158 | } else { \ |
159 | repointer = newSViv(PTR2IV(rx)); \ |
160 | av_push(PL_regex_padav,SvREFCNT_inc(repointer)); \ |
161 | cPMOPx(o)->op_pmoffset = av_len(PL_regex_padav); \ |
162 | PL_regex_pad = AvARRAY(PL_regex_padav); \ |
163 | } \ |
164 | } STMT_END |
165 | |
166 | #else |
167 | #define BSET_pregcomp(o, arg) \ |
168 | STMT_START { \ |
169 | PM_SETRE(((PMOP*)o), (arg ? \ |
170 | CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)): \ |
171 | Null(REGEXP*))); \ |
172 | } STMT_END |
173 | |
174 | #endif /* USE_THREADS */ |
175 | |
176 | |
059a8bb7 |
177 | #define BSET_newsv(sv, arg) \ |
ecd04c98 |
178 | switch(arg) { \ |
179 | case SVt_PVAV: \ |
180 | sv = (SV*)newAV(); \ |
181 | break; \ |
182 | case SVt_PVHV: \ |
183 | sv = (SV*)newHV(); \ |
184 | break; \ |
185 | default: \ |
186 | sv = NEWSV(0,0); \ |
187 | SvUPGRADE(sv, (arg)); \ |
188 | } |
566ece03 |
189 | #define BSET_newsvx(sv, arg) STMT_START { \ |
190 | BSET_newsv(sv, arg & SVTYPEMASK); \ |
191 | SvFLAGS(sv) = arg; \ |
192 | BSET_OBJ_STOREX(sv); \ |
193 | } STMT_END |
c7e45529 |
194 | |
195 | #define BSET_newop(o, arg) NewOpSz(666, o, arg) |
566ece03 |
196 | #define BSET_newopx(o, arg) STMT_START { \ |
197 | register int sz = arg & 0x7f; \ |
c7e45529 |
198 | register OP* newop; \ |
199 | BSET_newop(newop, sz); \ |
200 | /* newop->op_next = o; XXX */ \ |
201 | o = newop; \ |
566ece03 |
202 | arg >>=7; \ |
203 | BSET_op_type(o, arg); \ |
204 | BSET_OBJ_STOREX(o); \ |
205 | } STMT_END |
206 | |
e8edd1e6 |
207 | #define BSET_newopn(o, arg) STMT_START { \ |
208 | OP *oldop = o; \ |
209 | BSET_newop(o, arg); \ |
210 | oldop->op_next = o; \ |
211 | } STMT_END |
212 | |
1df34986 |
213 | #define BSET_ret(foo) STMT_START { \ |
214 | Safefree(bstate->bs_obj_list); \ |
215 | return 0; \ |
216 | } STMT_END |
217 | |
47682f07 |
218 | #define BSET_op_pmstashpv(op, arg) PmopSTASHPV_set(op, arg) |
219 | |
1df34986 |
220 | /* |
221 | * stolen from toke.c: better if that was a function. |
222 | * in toke.c there are also #ifdefs for dosish systems and i/o layers |
223 | */ |
224 | |
225 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
226 | #define set_clonex(fp) \ |
227 | STMT_START { \ |
228 | int fd = PerlIO_fileno(fp); \ |
229 | fcntl(fd,F_SETFD,fd >= 3); \ |
230 | } STMT_END |
231 | #else |
232 | #define set_clonex(fp) |
233 | #endif |
234 | |
235 | #define BSET_data(dummy,arg) \ |
236 | STMT_START { \ |
237 | GV *gv; \ |
238 | char *pname = "main"; \ |
239 | if (arg == 'D') \ |
240 | pname = HvNAME(PL_curstash ? PL_curstash : PL_defstash); \ |
241 | gv = gv_fetchpv(Perl_form(aTHX_ "%s::DATA", pname), TRUE, SVt_PVIO);\ |
242 | GvMULTI_on(gv); \ |
243 | if (!GvIO(gv)) \ |
244 | GvIOp(gv) = newIO(); \ |
245 | IoIFP(GvIOp(gv)) = PL_rsfp; \ |
246 | set_clonex(PL_rsfp); \ |
247 | /* Mark this internal pseudo-handle as clean */ \ |
248 | IoFLAGS(GvIOp(gv)) |= IOf_UNTAINT; \ |
249 | if (PL_preprocess) \ |
250 | IoTYPE(GvIOp(gv)) = IoTYPE_PIPE; \ |
251 | else if ((PerlIO*)PL_rsfp == PerlIO_stdin()) \ |
252 | IoTYPE(GvIOp(gv)) = IoTYPE_STD; \ |
253 | else \ |
254 | IoTYPE(GvIOp(gv)) = IoTYPE_RDONLY; \ |
255 | Safefree(bstate->bs_obj_list); \ |
256 | return 1; \ |
257 | } STMT_END |
258 | |
259 | /* stolen from op.c */ |
260 | #define BSET_load_glob(foo, gv) \ |
261 | STMT_START { \ |
262 | GV *glob_gv; \ |
263 | ENTER; \ |
264 | Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT, \ |
265 | newSVpvn("File::Glob", 10), Nullsv, Nullsv, Nullsv); \ |
266 | glob_gv = gv_fetchpv("File::Glob::csh_glob", FALSE, SVt_PVCV); \ |
267 | GvCV(gv) = GvCV(glob_gv); \ |
268 | SvREFCNT_inc((SV*)GvCV(gv)); \ |
269 | GvIMPORTED_CV_on(gv); \ |
270 | LEAVE; \ |
059a8bb7 |
271 | } STMT_END |
e8edd1e6 |
272 | |
273 | /* |
274 | * Kludge special-case workaround for OP_MAPSTART |
275 | * which needs the ppaddr for OP_GREPSTART. Blech. |
276 | */ |
277 | #define BSET_op_type(o, arg) STMT_START { \ |
278 | o->op_type = arg; \ |
279 | if (arg == OP_MAPSTART) \ |
280 | arg = OP_GREPSTART; \ |
281 | o->op_ppaddr = PL_ppaddr[arg]; \ |
282 | } STMT_END |
cea2e8a9 |
283 | #define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented") |
e8edd1e6 |
284 | #define BSET_curpad(pad, arg) STMT_START { \ |
285 | PL_comppad = (AV *)arg; \ |
286 | pad = AvARRAY(arg); \ |
287 | } STMT_END |
1df34986 |
288 | |
289 | #ifdef USE_ITHREADS |
11faa288 |
290 | #define BSET_cop_file(cop, arg) CopFILE_set(cop,arg) |
11faa288 |
291 | #define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg) |
1df34986 |
292 | #else |
293 | /* this works now that Sarathy's changed the CopFILE_set macro to do the SvREFCNT_inc() |
294 | -- BKS 6-2-2000 */ |
295 | /* that really meant the actual CopFILEGV_set */ |
296 | #define BSET_cop_filegv(cop, arg) CopFILEGV_set(cop,arg) |
297 | #define BSET_cop_stash(cop,arg) CopSTASH_set(cop,(HV*)arg) |
298 | #endif |
e8edd1e6 |
299 | |
059a8bb7 |
300 | /* this is simply stolen from the code in newATTRSUB() */ |
301 | #define BSET_push_begin(ary,cv) \ |
302 | STMT_START { \ |
1df34986 |
303 | I32 oldscope = PL_scopestack_ix; \ |
304 | ENTER; \ |
305 | SAVECOPFILE(&PL_compiling); \ |
306 | SAVECOPLINE(&PL_compiling); \ |
307 | if (!PL_beginav) \ |
308 | PL_beginav = newAV(); \ |
309 | av_push(PL_beginav, (SV*)cv); \ |
310 | GvCV(CvGV(cv)) = 0; /* cv has been hijacked */\ |
311 | call_list(oldscope, PL_beginav); \ |
312 | PL_curcop = &PL_compiling; \ |
313 | PL_compiling.op_private = (U8)(PL_hints & HINT_PRIVATE_MASK);\ |
314 | LEAVE; \ |
059a8bb7 |
315 | } STMT_END |
1df34986 |
316 | #define BSET_push_init(ary,cv) \ |
317 | STMT_START { \ |
318 | av_unshift((PL_initav ? PL_initav : \ |
319 | (PL_initav = newAV(), PL_initav)), 1); \ |
320 | av_store(PL_initav, 0, cv); \ |
059a8bb7 |
321 | } STMT_END |
1df34986 |
322 | #define BSET_push_end(ary,cv) \ |
323 | STMT_START { \ |
324 | av_unshift((PL_endav ? PL_endav : \ |
325 | (PL_endav = newAV(), PL_endav)), 1); \ |
326 | av_store(PL_endav, 0, cv); \ |
059a8bb7 |
327 | } STMT_END |
328 | #define BSET_OBJ_STORE(obj, ix) \ |
566ece03 |
329 | ((I32)ix > bstate->bs_obj_list_fill ? \ |
330 | bset_obj_store(aTHX_ bstate, obj, (I32)ix) : \ |
331 | (bstate->bs_obj_list[ix] = obj), \ |
332 | bstate->bs_ix = ix+1) |
333 | #define BSET_OBJ_STOREX(obj) \ |
334 | (bstate->bs_ix > bstate->bs_obj_list_fill ? \ |
335 | bset_obj_store(aTHX_ bstate, obj, bstate->bs_ix) : \ |
336 | (bstate->bs_obj_list[bstate->bs_ix] = obj), \ |
337 | bstate->bs_ix++) |
1df34986 |
338 | |
339 | #define BSET_signal(cv, name) \ |
340 | mg_set(*hv_store(GvHV(gv_fetchpv("SIG", TRUE, SVt_PVHV)), \ |
341 | name, strlen(name), cv, 0)) |
059a8bb7 |
342 | |
343 | /* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about |
3b825e41 |
344 | * what version of Perl it's being called under, it should do a 'use 5.006_001' or |
059a8bb7 |
345 | * equivalent. However, since the header includes checks requiring an exact match in |
346 | * ByteLoader versions (we can't guarantee forward compatibility), you don't |
347 | * need to specify one: |
348 | * use ByteLoader; |
349 | * is all you need. |
350 | * -- BKS, June 2000 |
351 | */ |
352 | |
d2560b70 |
353 | #define HEADER_FAIL(f) \ |
354 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f) |
355 | #define HEADER_FAIL1(f, arg1) \ |
356 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1) |
357 | #define HEADER_FAIL2(f, arg1, arg2) \ |
059a8bb7 |
358 | Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2) |
359 | |
360 | #define BYTECODE_HEADER_CHECK \ |
361 | STMT_START { \ |
362 | U32 sz = 0; \ |
363 | strconst str; \ |
364 | \ |
365 | BGET_U32(sz); /* Magic: 'PLBC' */ \ |
366 | if (sz != 0x43424c50) { \ |
d2560b70 |
367 | HEADER_FAIL1("bad magic (want 0x43424c50, got %#x)", (int)sz); \ |
059a8bb7 |
368 | } \ |
369 | BGET_strconst(str); /* archname */ \ |
370 | if (strNE(str, ARCHNAME)) { \ |
d2560b70 |
371 | HEADER_FAIL2("wrong architecture (want %s, you have %s)",str,ARCHNAME); \ |
059a8bb7 |
372 | } \ |
373 | BGET_strconst(str); /* ByteLoader version */ \ |
374 | if (strNE(str, VERSION)) { \ |
d2560b70 |
375 | HEADER_FAIL2("mismatched ByteLoader versions (want %s, you have %s)", \ |
059a8bb7 |
376 | str, VERSION); \ |
377 | } \ |
378 | BGET_U32(sz); /* ivsize */ \ |
379 | if (sz != IVSIZE) { \ |
d2560b70 |
380 | HEADER_FAIL("different IVSIZE"); \ |
059a8bb7 |
381 | } \ |
382 | BGET_U32(sz); /* ptrsize */ \ |
383 | if (sz != PTRSIZE) { \ |
d2560b70 |
384 | HEADER_FAIL("different PTRSIZE"); \ |
059a8bb7 |
385 | } \ |
059a8bb7 |
386 | } STMT_END |