1 /*
2 $Id: Encode.xs,v 1.56 2003/06/18 09:29:02 dankogai Exp $
3 */
4
5 #define PERL_NO_GET_CONTEXT
6 #include "EXTERN.h"
7 #include "perl.h"
8 #include "XSUB.h"
9 #define U8 U8
10 #include "encode.h"
11
12 # define PERLIO_MODNAME "PerlIO::encoding"
13 # define PERLIO_FILENAME "PerlIO/encoding.pm"
14
15 /* set 1 or more to profile. t/encoding.t dumps core because of
16 Perl_warner and PerlIO don't work well */
17 #define ENCODE_XS_PROFILE 0
18
19 /* set 0 to disable floating point to calculate buffer size for
20 encode_method(). 1 is recommended. 2 restores NI-S original */
21 #define ENCODE_XS_USEFP 1
22
23 #define UNIMPLEMENTED(x,y) y x (SV *sv, char *encoding) {dTHX; \
24 Perl_croak(aTHX_ "panic_unimplemented"); \
25 return (y)0; /* fool picky compilers */ \
26 }
27 /**/
28
UNIMPLEMENTED(_encoded_utf8_to_bytes,I32)29 UNIMPLEMENTED(_encoded_utf8_to_bytes, I32)
30 UNIMPLEMENTED(_encoded_bytes_to_utf8, I32)
31
32 void
33 Encode_XSEncoding(pTHX_ encode_t * enc)
34 {
35 dSP;
36 HV *stash = gv_stashpv("Encode::XS", TRUE);
37 SV *sv = sv_bless(newRV_noinc(newSViv(PTR2IV(enc))), stash);
38 int i = 0;
39 PUSHMARK(sp);
40 XPUSHs(sv);
41 while (enc->name[i]) {
42 const char *name = enc->name[i++];
43 XPUSHs(sv_2mortal(newSVpvn(name, strlen(name))));
44 }
45 PUTBACK;
46 call_pv("Encode::define_encoding", G_DISCARD);
47 SvREFCNT_dec(sv);
48 }
49
50 void
call_failure(SV * routine,U8 * done,U8 * dest,U8 * orig)51 call_failure(SV * routine, U8 * done, U8 * dest, U8 * orig)
52 {
53 /* Exists for breakpointing */
54 }
55
56
57 #define ERR_ENCODE_NOMAP "\"\\x{%04" UVxf "}\" does not map to %s"
58 #define ERR_DECODE_NOMAP "%s \"\\x%02" UVXf "\" does not map to Unicode"
59
60 static SV *
encode_method(pTHX_ encode_t * enc,encpage_t * dir,SV * src,int check,STRLEN * offset,SV * term,int * retcode)61 encode_method(pTHX_ encode_t * enc, encpage_t * dir, SV * src,
62 int check, STRLEN * offset, SV * term, int * retcode)
63 {
64 STRLEN slen;
65 U8 *s = (U8 *) SvPV(src, slen);
66 STRLEN tlen = slen;
67 STRLEN ddone = 0;
68 STRLEN sdone = 0;
69
70 /* We allocate slen+1.
71 PerlIO dumps core if this value is smaller than this. */
72 SV *dst = sv_2mortal(newSV(slen+1));
73 U8 *d = (U8 *)SvPVX(dst);
74 STRLEN dlen = SvLEN(dst)-1;
75 int code = 0;
76 STRLEN trmlen = 0;
77 U8 *trm = term ? (U8*) SvPV(term, trmlen) : NULL;
78
79 if (offset) {
80 s += *offset;
81 if (slen > *offset){ /* safeguard against slen overflow */
82 slen -= *offset;
83 }else{
84 slen = 0;
85 }
86 tlen = slen;
87 }
88
89 if (slen == 0){
90 SvCUR_set(dst, 0);
91 SvPOK_only(dst);
92 goto ENCODE_END;
93 }
94
95 while( (code = do_encode(dir, s, &slen, d, dlen, &dlen, !check,
96 trm, trmlen)) )
97 {
98 SvCUR_set(dst, dlen+ddone);
99 SvPOK_only(dst);
100
101 if (code == ENCODE_FALLBACK || code == ENCODE_PARTIAL ||
102 code == ENCODE_FOUND_TERM) {
103 break;
104 }
105 switch (code) {
106 case ENCODE_NOSPACE:
107 {
108 STRLEN more = 0; /* make sure you initialize! */
109 STRLEN sleft;
110 sdone += slen;
111 ddone += dlen;
112 sleft = tlen - sdone;
113 #if ENCODE_XS_PROFILE >= 2
114 Perl_warn(aTHX_
115 "more=%d, sdone=%d, sleft=%d, SvLEN(dst)=%d\n",
116 more, sdone, sleft, SvLEN(dst));
117 #endif
118 if (sdone != 0) { /* has src ever been processed ? */
119 #if ENCODE_XS_USEFP == 2
120 more = (1.0*tlen*SvLEN(dst)+sdone-1)/sdone
121 - SvLEN(dst);
122 #elif ENCODE_XS_USEFP
123 more = (STRLEN)((1.0*SvLEN(dst)+1)/sdone * sleft);
124 #else
125 /* safe until SvLEN(dst) == MAX_INT/16 */
126 more = (16*SvLEN(dst)+1)/sdone/16 * sleft;
127 #endif
128 }
129 more += UTF8_MAXLEN; /* insurance policy */
130 d = (U8 *) SvGROW(dst, SvLEN(dst) + more);
131 /* dst need to grow need MORE bytes! */
132 if (ddone >= SvLEN(dst)) {
133 Perl_croak(aTHX_ "Destination couldn't be grown.");
134 }
135 dlen = SvLEN(dst)-ddone-1;
136 d += ddone;
137 s += slen;
138 slen = tlen-sdone;
139 continue;
140 }
141 case ENCODE_NOREP:
142 /* encoding */
143 if (dir == enc->f_utf8) {
144 STRLEN clen;
145 UV ch =
146 utf8n_to_uvuni(s+slen, (SvCUR(src)-slen),
147 &clen, UTF8_ALLOW_ANY|UTF8_CHECK_ONLY);
148 if (check & ENCODE_DIE_ON_ERR) {
149 Perl_croak(aTHX_ ERR_ENCODE_NOMAP,
150 (UV)ch, enc->name[0]);
151 return &PL_sv_undef; /* never reaches but be safe */
152 }
153 if (check & ENCODE_WARN_ON_ERR){
154 Perl_warner(aTHX_ packWARN(WARN_UTF8),
155 ERR_ENCODE_NOMAP, (UV)ch, enc->name[0]);
156 }
157 if (check & ENCODE_RETURN_ON_ERR){
158 goto ENCODE_SET_SRC;
159 }
160 if (check & ENCODE_PERLQQ){
161 SV* perlqq =
162 sv_2mortal(newSVpvf("\\x{%04"UVxf"}", (UV)ch));
163 sdone += slen + clen;
164 ddone += dlen + SvCUR(perlqq);
165 sv_catsv(dst, perlqq);
166 }else if (check & ENCODE_HTMLCREF){
167 SV* htmlcref =
168 sv_2mortal(newSVpvf("&#%" UVuf ";", (UV)ch));
169 sdone += slen + clen;
170 ddone += dlen + SvCUR(htmlcref);
171 sv_catsv(dst, htmlcref);
172 }else if (check & ENCODE_XMLCREF){
173 SV* xmlcref =
174 sv_2mortal(newSVpvf("&#x%" UVxf ";", (UV)ch));
175 sdone += slen + clen;
176 ddone += dlen + SvCUR(xmlcref);
177 sv_catsv(dst, xmlcref);
178 } else {
179 /* fallback char */
180 sdone += slen + clen;
181 ddone += dlen + enc->replen;
182 sv_catpvn(dst, (char*)enc->rep, enc->replen);
183 }
184 }
185 /* decoding */
186 else {
187 if (check & ENCODE_DIE_ON_ERR){
188 Perl_croak(aTHX_ ERR_DECODE_NOMAP,
189 enc->name[0], (UV)s[slen]);
190 return &PL_sv_undef; /* never reaches but be safe */
191 }
192 if (check & ENCODE_WARN_ON_ERR){
193 Perl_warner(
194 aTHX_ packWARN(WARN_UTF8),
195 ERR_DECODE_NOMAP,
196 enc->name[0], (UV)s[slen]);
197 }
198 if (check & ENCODE_RETURN_ON_ERR){
199 goto ENCODE_SET_SRC;
200 }
201 if (check &
202 (ENCODE_PERLQQ|ENCODE_HTMLCREF|ENCODE_XMLCREF)){
203 SV* perlqq =
204 sv_2mortal(newSVpvf("\\x%02" UVXf, (UV)s[slen]));
205 sdone += slen + 1;
206 ddone += dlen + SvCUR(perlqq);
207 sv_catsv(dst, perlqq);
208 } else {
209 sdone += slen + 1;
210 ddone += dlen + strlen(FBCHAR_UTF8);
211 sv_catpv(dst, FBCHAR_UTF8);
212 }
213 }
214 /* settle variables when fallback */
215 d = (U8 *)SvEND(dst);
216 dlen = SvLEN(dst) - ddone - 1;
217 s = (U8*)SvPVX(src) + sdone;
218 slen = tlen - sdone;
219 break;
220
221 default:
222 Perl_croak(aTHX_ "Unexpected code %d converting %s %s",
223 code, (dir == enc->f_utf8) ? "to" : "from",
224 enc->name[0]);
225 return &PL_sv_undef;
226 }
227 }
228 ENCODE_SET_SRC:
229 if (check && !(check & ENCODE_LEAVE_SRC)){
230 sdone = SvCUR(src) - (slen+sdone);
231 if (sdone) {
232 sv_setpvn(src, (char*)s+slen, sdone);
233 }
234 SvCUR_set(src, sdone);
235 }
236 /* warn("check = 0x%X, code = 0x%d\n", check, code); */
237
238 SvCUR_set(dst, dlen+ddone);
239 SvPOK_only(dst);
240
241 #if ENCODE_XS_PROFILE
242 if (SvCUR(dst) > SvCUR(src)){
243 Perl_warn(aTHX_
244 "SvLEN(dst)=%d, SvCUR(dst)=%d. %d bytes unused(%f %%)\n",
245 SvLEN(dst), SvCUR(dst), SvLEN(dst) - SvCUR(dst),
246 (SvLEN(dst) - SvCUR(dst))*1.0/SvLEN(dst)*100.0);
247 }
248 #endif
249
250 if (offset)
251 *offset += sdone + slen;
252
253 ENCODE_END:
254 *SvEND(dst) = '\0';
255 if (retcode) *retcode = code;
256 return dst;
257 }
258
259 MODULE = Encode PACKAGE = Encode::utf8 PREFIX = Method_
260
261 PROTOTYPES: DISABLE
262
263 void
Method_renew(obj)264 Method_renew(obj)
265 SV * obj
266 CODE:
267 {
268 XSRETURN(1);
269 }
270
271 void
272 Method_decode_xs(obj,src,check = 0)
273 SV * obj
274 SV * src
275 int check
276 CODE:
277 {
278 STRLEN slen;
279 U8 *s = (U8 *) SvPV(src, slen);
280 U8 *e = (U8 *) SvEND(src);
281 SV *dst = newSV(slen>0?slen:1); /* newSV() abhors 0 -- inaba */
282 SvPOK_only(dst);
283 SvCUR_set(dst,0);
284 if (SvUTF8(src)) {
285 s = utf8_to_bytes(s,&slen);
286 if (s) {
287 SvCUR_set(src,slen);
288 SvUTF8_off(src);
289 e = s+slen;
290 }
291 else {
292 croak("Cannot decode string with wide characters");
293 }
294 }
295 while (s < e) {
296 if (UTF8_IS_INVARIANT(*s) || UTF8_IS_START(*s)) {
297 U8 skip = UTF8SKIP(s);
298 if ((s + skip) > e) {
299 /* Partial character - done */
300 break;
301 }
302 else if (is_utf8_char(s)) {
303 /* Whole char is good */
304 sv_catpvn(dst,(char *)s,skip);
305 s += skip;
306 continue;
307 }
308 else {
309 /* starts ok but isn't "good" */
310 }
311 }
312 else {
313 /* Invalid start byte */
314 }
315 /* If we get here there is something wrong with alleged UTF-8 */
316 if (check & ENCODE_DIE_ON_ERR){
317 Perl_croak(aTHX_ ERR_DECODE_NOMAP, "utf8", (UV)*s);
318 XSRETURN(0);
319 }
320 if (check & ENCODE_WARN_ON_ERR){
321 Perl_warner(aTHX_ packWARN(WARN_UTF8),
322 ERR_DECODE_NOMAP, "utf8", (UV)*s);
323 }
324 if (check & ENCODE_RETURN_ON_ERR) {
325 break;
326 }
327 if (check & (ENCODE_PERLQQ|ENCODE_HTMLCREF|ENCODE_XMLCREF)){
328 SV* perlqq = newSVpvf("\\x%02" UVXf, (UV)*s);
329 sv_catsv(dst, perlqq);
330 SvREFCNT_dec(perlqq);
331 } else {
332 sv_catpv(dst, FBCHAR_UTF8);
333 }
334 s++;
335 }
336 *SvEND(dst) = '\0';
337
338 /* Clear out translated part of source unless asked not to */
339 if (check && !(check & ENCODE_LEAVE_SRC)){
340 slen = e-s;
341 if (slen) {
342 sv_setpvn(src, (char*)s, slen);
343 }
344 SvCUR_set(src, slen);
345 }
346 SvUTF8_on(dst);
347 ST(0) = sv_2mortal(dst);
348 XSRETURN(1);
349 }
350
351 void
352 Method_encode_xs(obj,src,check = 0)
353 SV * obj
354 SV * src
355 int check
356 CODE:
357 {
358 STRLEN slen;
359 U8 *s = (U8 *) SvPV(src, slen);
360 U8 *e = (U8 *) SvEND(src);
361 SV *dst = newSV(slen>0?slen:1); /* newSV() abhors 0 -- inaba */
362 if (SvUTF8(src)) {
363 /* Already encoded - trust it and just copy the octets */
364 sv_setpvn(dst,(char *)s,(e-s));
365 s = e;
366 }
367 else {
368 /* Native bytes - can always encode */
369 U8 *d = (U8 *) SvGROW(dst, 2*slen+1); /* +1 or assertion will botch */
370 while (s < e) {
371 UV uv = NATIVE_TO_UNI((UV) *s++);
372 if (UNI_IS_INVARIANT(uv))
373 *d++ = (U8)UTF_TO_NATIVE(uv);
374 else {
375 *d++ = (U8)UTF8_EIGHT_BIT_HI(uv);
376 *d++ = (U8)UTF8_EIGHT_BIT_LO(uv);
377 }
378 }
379 SvCUR_set(dst, d- (U8 *)SvPVX(dst));
380 *SvEND(dst) = '\0';
381 }
382
383 /* Clear out translated part of source unless asked not to */
384 if (check && !(check & ENCODE_LEAVE_SRC)){
385 slen = e-s;
386 if (slen) {
387 sv_setpvn(src, (char*)s, slen);
388 }
389 SvCUR_set(src, slen);
390 }
391 SvPOK_only(dst);
392 SvUTF8_off(dst);
393 ST(0) = sv_2mortal(dst);
394 XSRETURN(1);
395 }
396
397 MODULE = Encode PACKAGE = Encode::XS PREFIX = Method_
398
399 PROTOTYPES: ENABLE
400
401 void
Method_renew(obj)402 Method_renew(obj)
403 SV * obj
404 CODE:
405 {
406 XSRETURN(1);
407 }
408
409 void
Method_name(obj)410 Method_name(obj)
411 SV * obj
412 CODE:
413 {
414 encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj)));
415 ST(0) = sv_2mortal(newSVpvn(enc->name[0],strlen(enc->name[0])));
416 XSRETURN(1);
417 }
418
419 void
420 Method_cat_decode(obj, dst, src, off, term, check = 0)
421 SV * obj
422 SV * dst
423 SV * src
424 SV * off
425 SV * term
426 int check
427 CODE:
428 {
429 encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj)));
430 STRLEN offset = (STRLEN)SvIV(off);
431 int code = 0;
432 if (SvUTF8(src)) {
433 sv_utf8_downgrade(src, FALSE);
434 }
435 sv_catsv(dst, encode_method(aTHX_ enc, enc->t_utf8, src, check,
436 &offset, term, &code));
437 SvIVX(off) = (IV)offset;
438 if (code == ENCODE_FOUND_TERM) {
439 ST(0) = &PL_sv_yes;
440 }else{
441 ST(0) = &PL_sv_no;
442 }
443 XSRETURN(1);
444 }
445
446 void
447 Method_decode(obj,src,check = 0)
448 SV * obj
449 SV * src
450 int check
451 CODE:
452 {
453 encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj)));
454 if (SvUTF8(src)) {
455 sv_utf8_downgrade(src, FALSE);
456 }
457 ST(0) = encode_method(aTHX_ enc, enc->t_utf8, src, check,
458 NULL, Nullsv, NULL);
459 SvUTF8_on(ST(0));
460 XSRETURN(1);
461 }
462
463 void
464 Method_encode(obj,src,check = 0)
465 SV * obj
466 SV * src
467 int check
468 CODE:
469 {
470 encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj)));
471 sv_utf8_upgrade(src);
472 ST(0) = encode_method(aTHX_ enc, enc->f_utf8, src, check,
473 NULL, Nullsv, NULL);
474 XSRETURN(1);
475 }
476
477 void
Method_needs_lines(obj)478 Method_needs_lines(obj)
479 SV * obj
480 CODE:
481 {
482 /* encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj))); */
483 ST(0) = &PL_sv_no;
484 XSRETURN(1);
485 }
486
487 void
Method_perlio_ok(obj)488 Method_perlio_ok(obj)
489 SV * obj
490 CODE:
491 {
492 /* encode_t *enc = INT2PTR(encode_t *, SvIV(SvRV(obj))); */
493 /* require_pv(PERLIO_FILENAME); */
494
495 eval_pv("require PerlIO::encoding", 0);
496
497 if (SvTRUE(get_sv("@", 0))) {
498 ST(0) = &PL_sv_no;
499 }else{
500 ST(0) = &PL_sv_yes;
501 }
502 XSRETURN(1);
503 }
504
505 MODULE = Encode PACKAGE = Encode
506
507 PROTOTYPES: ENABLE
508
509 I32
_bytes_to_utf8(sv,...)510 _bytes_to_utf8(sv, ...)
511 SV * sv
512 CODE:
513 {
514 SV * encoding = items == 2 ? ST(1) : Nullsv;
515
516 if (encoding)
517 RETVAL = _encoded_bytes_to_utf8(sv, SvPV_nolen(encoding));
518 else {
519 STRLEN len;
520 U8* s = (U8*)SvPV(sv, len);
521 U8* converted;
522
523 converted = bytes_to_utf8(s, &len); /* This allocs */
524 sv_setpvn(sv, (char *)converted, len);
525 SvUTF8_on(sv); /* XXX Should we? */
526 Safefree(converted); /* ... so free it */
527 RETVAL = len;
528 }
529 }
530 OUTPUT:
531 RETVAL
532
533 I32
_utf8_to_bytes(sv,...)534 _utf8_to_bytes(sv, ...)
535 SV * sv
536 CODE:
537 {
538 SV * to = items > 1 ? ST(1) : Nullsv;
539 SV * check = items > 2 ? ST(2) : Nullsv;
540
541 if (to) {
542 RETVAL = _encoded_utf8_to_bytes(sv, SvPV_nolen(to));
543 } else {
544 STRLEN len;
545 U8 *s = (U8*)SvPV(sv, len);
546
547 RETVAL = 0;
548 if (SvTRUE(check)) {
549 /* Must do things the slow way */
550 U8 *dest;
551 /* We need a copy to pass to check() */
552 U8 *src = (U8*)savepv((char *)s);
553 U8 *send = s + len;
554
555 New(83, dest, len, U8); /* I think */
556
557 while (s < send) {
558 if (*s < 0x80){
559 *dest++ = *s++;
560 } else {
561 STRLEN ulen;
562 UV uv = *s++;
563
564 /* Have to do it all ourselves because of error routine,
565 aargh. */
566 if (!(uv & 0x40)){ goto failure; }
567 if (!(uv & 0x20)) { ulen = 2; uv &= 0x1f; }
568 else if (!(uv & 0x10)) { ulen = 3; uv &= 0x0f; }
569 else if (!(uv & 0x08)) { ulen = 4; uv &= 0x07; }
570 else if (!(uv & 0x04)) { ulen = 5; uv &= 0x03; }
571 else if (!(uv & 0x02)) { ulen = 6; uv &= 0x01; }
572 else if (!(uv & 0x01)) { ulen = 7; uv = 0; }
573 else { ulen = 13; uv = 0; }
574
575 /* Note change to utf8.c variable naming, for variety */
576 while (ulen--) {
577 if ((*s & 0xc0) != 0x80){
578 goto failure;
579 } else {
580 uv = (uv << 6) | (*s++ & 0x3f);
581 }
582 }
583 if (uv > 256) {
584 failure:
585 call_failure(check, s, dest, src);
586 /* Now what happens? */
587 }
588 *dest++ = (U8)uv;
589 }
590 }
591 } else {
592 RETVAL = (utf8_to_bytes(s, &len) ? len : 0);
593 }
594 }
595 }
596 OUTPUT:
597 RETVAL
598
599 bool
600 is_utf8(sv, check = 0)
601 SV * sv
602 int check
603 CODE:
604 {
605 if (SvGMAGICAL(sv)) /* it could be $1, for example */
606 sv = newSVsv(sv); /* GMAGIG will be done */
607 if (SvPOK(sv)) {
608 RETVAL = SvUTF8(sv) ? TRUE : FALSE;
609 if (RETVAL &&
610 check &&
611 !is_utf8_string((U8*)SvPVX(sv), SvCUR(sv)))
612 RETVAL = FALSE;
613 } else {
614 RETVAL = FALSE;
615 }
616 if (sv != ST(0))
617 SvREFCNT_dec(sv); /* it was a temp copy */
618 }
619 OUTPUT:
620 RETVAL
621
622 SV *
_utf8_on(sv)623 _utf8_on(sv)
624 SV * sv
625 CODE:
626 {
627 if (SvPOK(sv)) {
628 SV *rsv = newSViv(SvUTF8(sv));
629 RETVAL = rsv;
630 SvUTF8_on(sv);
631 } else {
632 RETVAL = &PL_sv_undef;
633 }
634 }
635 OUTPUT:
636 RETVAL
637
638 SV *
_utf8_off(sv)639 _utf8_off(sv)
640 SV * sv
641 CODE:
642 {
643 if (SvPOK(sv)) {
644 SV *rsv = newSViv(SvUTF8(sv));
645 RETVAL = rsv;
646 SvUTF8_off(sv);
647 } else {
648 RETVAL = &PL_sv_undef;
649 }
650 }
651 OUTPUT:
652 RETVAL
653
654 int
655 DIE_ON_ERR()
656 CODE:
657 RETVAL = ENCODE_DIE_ON_ERR;
658 OUTPUT:
659 RETVAL
660
661 int
662 WARN_ON_ERR()
663 CODE:
664 RETVAL = ENCODE_WARN_ON_ERR;
665 OUTPUT:
666 RETVAL
667
668 int
669 LEAVE_SRC()
670 CODE:
671 RETVAL = ENCODE_LEAVE_SRC;
672 OUTPUT:
673 RETVAL
674
675 int
676 RETURN_ON_ERR()
677 CODE:
678 RETVAL = ENCODE_RETURN_ON_ERR;
679 OUTPUT:
680 RETVAL
681
682 int
683 PERLQQ()
684 CODE:
685 RETVAL = ENCODE_PERLQQ;
686 OUTPUT:
687 RETVAL
688
689 int
690 HTMLCREF()
691 CODE:
692 RETVAL = ENCODE_HTMLCREF;
693 OUTPUT:
694 RETVAL
695
696 int
697 XMLCREF()
698 CODE:
699 RETVAL = ENCODE_XMLCREF;
700 OUTPUT:
701 RETVAL
702
703 int
704 FB_DEFAULT()
705 CODE:
706 RETVAL = ENCODE_FB_DEFAULT;
707 OUTPUT:
708 RETVAL
709
710 int
711 FB_CROAK()
712 CODE:
713 RETVAL = ENCODE_FB_CROAK;
714 OUTPUT:
715 RETVAL
716
717 int
718 FB_QUIET()
719 CODE:
720 RETVAL = ENCODE_FB_QUIET;
721 OUTPUT:
722 RETVAL
723
724 int
725 FB_WARN()
726 CODE:
727 RETVAL = ENCODE_FB_WARN;
728 OUTPUT:
729 RETVAL
730
731 int
732 FB_PERLQQ()
733 CODE:
734 RETVAL = ENCODE_FB_PERLQQ;
735 OUTPUT:
736 RETVAL
737
738 int
739 FB_HTMLCREF()
740 CODE:
741 RETVAL = ENCODE_FB_HTMLCREF;
742 OUTPUT:
743 RETVAL
744
745 int
746 FB_XMLCREF()
747 CODE:
748 RETVAL = ENCODE_FB_XMLCREF;
749 OUTPUT:
750 RETVAL
751
752 BOOT:
753 {
754 #include "def_t.h"
755 #include "def_t.exh"
756 }
757