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