1N/Atypedef char *pvcontents;
1N/Atypedef char *strconst;
1N/Atypedef U32 PV;
1N/Atypedef char *op_tr_array;
1N/Atypedef int comment_t;
1N/Atypedef SV *svindex;
1N/Atypedef OP *opindex;
1N/Atypedef char *pvindex;
1N/A
1N/A#define BGET_FREAD(argp, len, nelem) \
1N/A bl_read(bstate->bs_fdata,(char*)(argp),(len),(nelem))
1N/A#define BGET_FGETC() bl_getc(bstate->bs_fdata)
1N/A
1N/A/* all this should be made endianness-agnostic */
1N/A
1N/A#define BGET_U8(arg) arg = BGET_FGETC()
1N/A#define BGET_U16(arg) \
1N/A BGET_FREAD(&arg, sizeof(U16), 1)
1N/A#define BGET_U32(arg) \
1N/A BGET_FREAD(&arg, sizeof(U32), 1)
1N/A#define BGET_UV(arg) \
1N/A BGET_FREAD(&arg, sizeof(UV), 1)
1N/A#define BGET_PADOFFSET(arg) \
1N/A BGET_FREAD(&arg, sizeof(PADOFFSET), 1)
1N/A#define BGET_long(arg) \
1N/A BGET_FREAD(&arg, sizeof(long), 1)
1N/A
1N/A#define BGET_I32(arg) BGET_U32(arg)
1N/A#define BGET_IV(arg) BGET_UV(arg)
1N/A
1N/A#define BGET_PV(arg) STMT_START { \
1N/A BGET_U32(arg); \
1N/A if (arg) { \
1N/A New(666, bstate->bs_pv.xpv_pv, arg, char); \
1N/A bl_read(bstate->bs_fdata, bstate->bs_pv.xpv_pv, arg, 1); \
1N/A bstate->bs_pv.xpv_len = arg; \
1N/A bstate->bs_pv.xpv_cur = arg - 1; \
1N/A } else { \
1N/A bstate->bs_pv.xpv_pv = 0; \
1N/A bstate->bs_pv.xpv_len = 0; \
1N/A bstate->bs_pv.xpv_cur = 0; \
1N/A } \
1N/A } STMT_END
1N/A
1N/A#ifdef BYTELOADER_LOG_COMMENTS
1N/A# define BGET_comment_t(arg) \
1N/A STMT_START { \
1N/A char buf[1024]; \
1N/A int i = 0; \
1N/A do { \
1N/A arg = BGET_FGETC(); \
1N/A buf[i++] = (char)arg; \
1N/A } while (arg != '\n' && arg != EOF); \
1N/A buf[i] = '\0'; \
1N/A PerlIO_printf(PerlIO_stderr(), "%s", buf); \
1N/A } STMT_END
1N/A#else
1N/A# define BGET_comment_t(arg) \
1N/A do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF)
1N/A#endif
1N/A
1N/A
1N/A#define BGET_op_tr_array(arg) do { \
1N/A unsigned short *ary, len; \
1N/A BGET_U16(len); \
1N/A New(666, ary, len, unsigned short); \
1N/A BGET_FREAD(ary, sizeof(unsigned short), len); \
1N/A arg = (char *) ary; \
1N/A } while (0)
1N/A
1N/A#define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv
1N/A#define BGET_strconst(arg) STMT_START { \
1N/A for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \
1N/A arg = PL_tokenbuf; \
1N/A } STMT_END
1N/A
1N/A#define BGET_NV(arg) STMT_START { \
1N/A char *str; \
1N/A BGET_strconst(str); \
1N/A arg = Atof(str); \
1N/A } STMT_END
1N/A
1N/A#define BGET_objindex(arg, type) STMT_START { \
1N/A BGET_U32(ix); \
1N/A arg = (type)bstate->bs_obj_list[ix]; \
1N/A } STMT_END
1N/A#define BGET_svindex(arg) BGET_objindex(arg, svindex)
1N/A#define BGET_opindex(arg) BGET_objindex(arg, opindex)
1N/A#define BGET_pvindex(arg) STMT_START { \
1N/A BGET_objindex(arg, pvindex); \
1N/A arg = arg ? savepv(arg) : arg; \
1N/A } STMT_END
1N/A
1N/A#define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg]
1N/A#define BSET_ldspecsvx(sv, arg) STMT_START { \
1N/A BSET_ldspecsv(sv, arg); \
1N/A BSET_OBJ_STOREX(sv); \
1N/A } STMT_END
1N/A
1N/A#define BSET_stpv(pv, arg) STMT_START { \
1N/A BSET_OBJ_STORE(pv, arg); \
1N/A SAVEFREEPV(pv); \
1N/A } STMT_END
1N/A
1N/A#define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg
1N/A#define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg
1N/A#define BSET_gp_share(sv, arg) STMT_START { \
1N/A gp_free((GV*)sv); \
1N/A GvGP(sv) = GvGP(arg); \
1N/A } STMT_END
1N/A
1N/A#define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV)
1N/A#define BSET_gv_fetchpvx(sv, arg) STMT_START { \
1N/A BSET_gv_fetchpv(sv, arg); \
1N/A BSET_OBJ_STOREX(sv); \
1N/A } STMT_END
1N/A
1N/A#define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE)
1N/A#define BSET_gv_stashpvx(sv, arg) STMT_START { \
1N/A BSET_gv_stashpv(sv, arg); \
1N/A BSET_OBJ_STOREX(sv); \
1N/A } STMT_END
1N/A
1N/A#define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0)
1N/A#define BSET_mg_name(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur
1N/A#define BSET_mg_namex(mg, arg) \
1N/A (mg->mg_ptr = (char*)SvREFCNT_inc((SV*)arg), \
1N/A mg->mg_len = HEf_SVKEY)
1N/A#define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg)
1N/A#define BSET_xpv(sv) do { \
1N/A SvPV_set(sv, bstate->bs_pv.xpv_pv); \
1N/A SvCUR_set(sv, bstate->bs_pv.xpv_cur); \
1N/A SvLEN_set(sv, bstate->bs_pv.xpv_len); \
1N/A } while (0)
1N/A#define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg)
1N/A
1N/A#define BSET_av_push(sv, arg) av_push((AV*)sv, arg)
1N/A#define BSET_av_pushx(sv, arg) (AvARRAY(sv)[++AvFILLp(sv)] = arg)
1N/A#define BSET_hv_store(sv, arg) \
1N/A hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0)
1N/A#define BSET_pv_free(pv) Safefree(pv.xpv_pv)
1N/A
1N/A
1N/A#ifdef USE_ITHREADS
1N/A
1N/A/* copied after the code in newPMOP() */
1N/A#define BSET_pregcomp(o, arg) \
1N/A STMT_START { \
1N/A SV* repointer; \
1N/A REGEXP* rx = arg ? \
1N/A CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)) : \
1N/A Null(REGEXP*); \
1N/A if(av_len((AV*) PL_regex_pad[0]) > -1) { \
1N/A repointer = av_pop((AV*)PL_regex_pad[0]); \
1N/A cPMOPx(o)->op_pmoffset = SvIV(repointer); \
1N/A SvREPADTMP_off(repointer); \
1N/A sv_setiv(repointer,PTR2IV(rx)); \
1N/A } else { \
1N/A repointer = newSViv(PTR2IV(rx)); \
1N/A av_push(PL_regex_padav,SvREFCNT_inc(repointer)); \
1N/A cPMOPx(o)->op_pmoffset = av_len(PL_regex_padav); \
1N/A PL_regex_pad = AvARRAY(PL_regex_padav); \
1N/A } \
1N/A } STMT_END
1N/A
1N/A#else
1N/A#define BSET_pregcomp(o, arg) \
1N/A STMT_START { \
1N/A PM_SETRE(((PMOP*)o), (arg ? \
1N/A CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)): \
1N/A Null(REGEXP*))); \
1N/A } STMT_END
1N/A
1N/A#endif /* USE_THREADS */
1N/A
1N/A
1N/A#define BSET_newsv(sv, arg) \
1N/A switch(arg) { \
1N/A case SVt_PVAV: \
1N/A sv = (SV*)newAV(); \
1N/A break; \
1N/A case SVt_PVHV: \
1N/A sv = (SV*)newHV(); \
1N/A break; \
1N/A default: \
1N/A sv = NEWSV(0,0); \
1N/A SvUPGRADE(sv, (arg)); \
1N/A }
1N/A#define BSET_newsvx(sv, arg) STMT_START { \
1N/A BSET_newsv(sv, arg & SVTYPEMASK); \
1N/A SvFLAGS(sv) = arg; \
1N/A BSET_OBJ_STOREX(sv); \
1N/A } STMT_END
1N/A
1N/A#define BSET_newop(o, arg) NewOpSz(666, o, arg)
1N/A#define BSET_newopx(o, arg) STMT_START { \
1N/A register int sz = arg & 0x7f; \
1N/A register OP* newop; \
1N/A BSET_newop(newop, sz); \
1N/A /* newop->op_next = o; XXX */ \
1N/A o = newop; \
1N/A arg >>=7; \
1N/A BSET_op_type(o, arg); \
1N/A BSET_OBJ_STOREX(o); \
1N/A } STMT_END
1N/A
1N/A#define BSET_newopn(o, arg) STMT_START { \
1N/A OP *oldop = o; \
1N/A BSET_newop(o, arg); \
1N/A oldop->op_next = o; \
1N/A } STMT_END
1N/A
1N/A#define BSET_ret(foo) STMT_START { \
1N/A Safefree(bstate->bs_obj_list); \
1N/A return 0; \
1N/A } STMT_END
1N/A
1N/A#define BSET_op_pmstashpv(op, arg) PmopSTASHPV_set(op, arg)
1N/A
1N/A/*
1N/A * stolen from toke.c: better if that was a function.
1N/A * in toke.c there are also #ifdefs for dosish systems and i/o layers
1N/A */
1N/A
1N/A#if defined(HAS_FCNTL) && defined(F_SETFD)
1N/A#define set_clonex(fp) \
1N/A STMT_START { \
1N/A int fd = PerlIO_fileno(fp); \
1N/A fcntl(fd,F_SETFD,fd >= 3); \
1N/A } STMT_END
1N/A#else
1N/A#define set_clonex(fp)
1N/A#endif
1N/A
1N/A#define BSET_data(dummy,arg) \
1N/A STMT_START { \
1N/A GV *gv; \
1N/A char *pname = "main"; \
1N/A if (arg == 'D') \
1N/A pname = HvNAME(PL_curstash ? PL_curstash : PL_defstash); \
1N/A gv = gv_fetchpv(Perl_form(aTHX_ "%s::DATA", pname), TRUE, SVt_PVIO);\
1N/A GvMULTI_on(gv); \
1N/A if (!GvIO(gv)) \
1N/A GvIOp(gv) = newIO(); \
1N/A IoIFP(GvIOp(gv)) = PL_rsfp; \
1N/A set_clonex(PL_rsfp); \
1N/A /* Mark this internal pseudo-handle as clean */ \
1N/A IoFLAGS(GvIOp(gv)) |= IOf_UNTAINT; \
1N/A if (PL_preprocess) \
1N/A IoTYPE(GvIOp(gv)) = IoTYPE_PIPE; \
1N/A else if ((PerlIO*)PL_rsfp == PerlIO_stdin()) \
1N/A IoTYPE(GvIOp(gv)) = IoTYPE_STD; \
1N/A else \
1N/A IoTYPE(GvIOp(gv)) = IoTYPE_RDONLY; \
1N/A Safefree(bstate->bs_obj_list); \
1N/A return 1; \
1N/A } STMT_END
1N/A
1N/A/* stolen from op.c */
1N/A#define BSET_load_glob(foo, gv) \
1N/A STMT_START { \
1N/A GV *glob_gv; \
1N/A ENTER; \
1N/A Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT, \
1N/A newSVpvn("File::Glob", 10), Nullsv, Nullsv, Nullsv); \
1N/A glob_gv = gv_fetchpv("File::Glob::csh_glob", FALSE, SVt_PVCV); \
1N/A GvCV(gv) = GvCV(glob_gv); \
1N/A SvREFCNT_inc((SV*)GvCV(gv)); \
1N/A GvIMPORTED_CV_on(gv); \
1N/A LEAVE; \
1N/A } STMT_END
1N/A
1N/A/*
1N/A * Kludge special-case workaround for OP_MAPSTART
1N/A * which needs the ppaddr for OP_GREPSTART. Blech.
1N/A */
1N/A#define BSET_op_type(o, arg) STMT_START { \
1N/A o->op_type = arg; \
1N/A if (arg == OP_MAPSTART) \
1N/A arg = OP_GREPSTART; \
1N/A o->op_ppaddr = PL_ppaddr[arg]; \
1N/A } STMT_END
1N/A#define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented")
1N/A#define BSET_curpad(pad, arg) STMT_START { \
1N/A PL_comppad = (AV *)arg; \
1N/A pad = AvARRAY(arg); \
1N/A } STMT_END
1N/A
1N/A#ifdef USE_ITHREADS
1N/A#define BSET_cop_file(cop, arg) CopFILE_set(cop,arg)
1N/A#define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg)
1N/A#else
1N/A/* this works now that Sarathy's changed the CopFILE_set macro to do the SvREFCNT_inc()
1N/A -- BKS 6-2-2000 */
1N/A/* that really meant the actual CopFILEGV_set */
1N/A#define BSET_cop_filegv(cop, arg) CopFILEGV_set(cop,arg)
1N/A#define BSET_cop_stash(cop,arg) CopSTASH_set(cop,(HV*)arg)
1N/A#endif
1N/A
1N/A/* this is simply stolen from the code in newATTRSUB() */
1N/A#define BSET_push_begin(ary,cv) \
1N/A STMT_START { \
1N/A I32 oldscope = PL_scopestack_ix; \
1N/A ENTER; \
1N/A SAVECOPFILE(&PL_compiling); \
1N/A SAVECOPLINE(&PL_compiling); \
1N/A if (!PL_beginav) \
1N/A PL_beginav = newAV(); \
1N/A av_push(PL_beginav, (SV*)cv); \
1N/A GvCV(CvGV(cv)) = 0; /* cv has been hijacked */\
1N/A call_list(oldscope, PL_beginav); \
1N/A PL_curcop = &PL_compiling; \
1N/A PL_compiling.op_private = (U8)(PL_hints & HINT_PRIVATE_MASK);\
1N/A LEAVE; \
1N/A } STMT_END
1N/A#define BSET_push_init(ary,cv) \
1N/A STMT_START { \
1N/A av_unshift((PL_initav ? PL_initav : \
1N/A (PL_initav = newAV(), PL_initav)), 1); \
1N/A av_store(PL_initav, 0, cv); \
1N/A } STMT_END
1N/A#define BSET_push_end(ary,cv) \
1N/A STMT_START { \
1N/A av_unshift((PL_endav ? PL_endav : \
1N/A (PL_endav = newAV(), PL_endav)), 1); \
1N/A av_store(PL_endav, 0, cv); \
1N/A } STMT_END
1N/A#define BSET_OBJ_STORE(obj, ix) \
1N/A ((I32)ix > bstate->bs_obj_list_fill ? \
1N/A bset_obj_store(aTHX_ bstate, obj, (I32)ix) : \
1N/A (bstate->bs_obj_list[ix] = obj), \
1N/A bstate->bs_ix = ix+1)
1N/A#define BSET_OBJ_STOREX(obj) \
1N/A (bstate->bs_ix > bstate->bs_obj_list_fill ? \
1N/A bset_obj_store(aTHX_ bstate, obj, bstate->bs_ix) : \
1N/A (bstate->bs_obj_list[bstate->bs_ix] = obj), \
1N/A bstate->bs_ix++)
1N/A
1N/A#define BSET_signal(cv, name) \
1N/A mg_set(*hv_store(GvHV(gv_fetchpv("SIG", TRUE, SVt_PVHV)), \
1N/A name, strlen(name), cv, 0))
1N/A
1N/A/* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about
1N/A * what version of Perl it's being called under, it should do a 'use 5.006_001' or
1N/A * equivalent. However, since the header includes checks requiring an exact match in
1N/A * ByteLoader versions (we can't guarantee forward compatibility), you don't
1N/A * need to specify one:
1N/A * use ByteLoader;
1N/A * is all you need.
1N/A * -- BKS, June 2000
1N/A*/
1N/A
1N/A#define HEADER_FAIL(f) \
1N/A Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f)
1N/A#define HEADER_FAIL1(f, arg1) \
1N/A Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1)
1N/A#define HEADER_FAIL2(f, arg1, arg2) \
1N/A Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2)
1N/A
1N/A#define BYTECODE_HEADER_CHECK \
1N/A STMT_START { \
1N/A U32 sz = 0; \
1N/A strconst str; \
1N/A \
1N/A BGET_U32(sz); /* Magic: 'PLBC' */ \
1N/A if (sz != 0x43424c50) { \
1N/A HEADER_FAIL1("bad magic (want 0x43424c50, got %#x)", (int)sz); \
1N/A } \
1N/A BGET_strconst(str); /* archname */ \
1N/A if (strNE(str, ARCHNAME)) { \
1N/A HEADER_FAIL2("wrong architecture (want %s, you have %s)",str,ARCHNAME); \
1N/A } \
1N/A BGET_strconst(str); /* ByteLoader version */ \
1N/A if (strNE(str, VERSION)) { \
1N/A HEADER_FAIL2("mismatched ByteLoader versions (want %s, you have %s)", \
1N/A str, VERSION); \
1N/A } \
1N/A BGET_U32(sz); /* ivsize */ \
1N/A if (sz != IVSIZE) { \
1N/A HEADER_FAIL("different IVSIZE"); \
1N/A } \
1N/A BGET_U32(sz); /* ptrsize */ \
1N/A if (sz != PTRSIZE) { \
1N/A HEADER_FAIL("different PTRSIZE"); \
1N/A } \
1N/A } STMT_END