X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fas3%2Fregistry.c;h=e8206a78e45bd78e32e9221746e5f27785fd4d71;hb=d411691c6b0e5454f626ba0a8ee56f936cae9c8e;hp=11c050c1de326684b3dc6f300464a954d64864f1;hpb=c4b249e5376f0fd788b9189b70e7cd629d75767e;p=swftools.git diff --git a/lib/as3/registry.c b/lib/as3/registry.c index 11c050c..e8206a7 100644 --- a/lib/as3/registry.c +++ b/lib/as3/registry.c @@ -1,55 +1,222 @@ +/* registry.c + + Routines for compiling Flash2 AVM2 ABC Actionscript + + Extension module for the rfxswf library. + Part of the swftools package. + + Copyright (c) 2008 Matthias Kramm + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + +#include #include "pool.h" #include "registry.h" +#include "builtin.h" -static namespace_t static_empty_ns = { - ACCESS_PACKAGE, "" -}; -static multiname_t static_object_class = { - QNAME, &static_empty_ns, 0, "Object" -}; -static multiname_t static_anytype_class = { - QNAME, &static_empty_ns, 0, 0 -}; -static multiname_t static_string_class = { - QNAME, &static_empty_ns, 0, "String" -}; -static multiname_t static_boolean_class = { - QNAME, &static_empty_ns, 0, "Boolean" -}; -static multiname_t static_number_class = { - QNAME, &static_empty_ns, 0, "Number" -}; -static multiname_t static_int_class = { - QNAME, &static_empty_ns, 0, "int" +static dict_t*classes=0; + +// ----------------------- class signature ------------------------------ + +char classinfo_equals(classinfo_t*c1, classinfo_t*c2) +{ + if(!!c1 != !!c2) + return 0; + /* notice: access right is *not* respected */ + if(!strcmp(c1->name, c2->name) && + !strcmp(c1->package, c2->package)) { + return 1; + } + return 0; +} +static unsigned int classinfo_hash(classinfo_t*c) +{ + unsigned int hash = 0; + hash = crc32_add_string(hash, c->package); + hash = crc32_add_string(hash, c->name); + return hash; +} + +static void* dummy_clone(void*other) {return other;} +static void dummy_destroy(classinfo_t*c) {} + +type_t classinfo_type = { + hash: (hash_func)classinfo_hash, + equals: (equals_func)classinfo_equals, + /* all signatures are static */ + dup: (dup_func)dummy_clone, + free: (free_func)dummy_destroy, }; -static multiname_t static_uint_class = { - QNAME, &static_empty_ns, 0, "uint" + +// ----------------------- function signature ------------------------------ + +static char memberinfo_equals(memberinfo_t*f1, memberinfo_t*f2) +{ + return !strcmp(f1->name, f2->name); +} +static unsigned int memberinfo_hash(memberinfo_t*f) +{ + return crc32_add_string(0, f->name); +} +type_t memberinfo_type = { + hash: (hash_func)memberinfo_hash, + equals: (equals_func)memberinfo_equals, + /* all signatures are static */ + dup: (dup_func)dummy_clone, + free: (free_func)dummy_destroy, }; -multiname_t* registry_getobjectclass() {return &static_object_class;} -multiname_t* registry_getanytype() {return &static_anytype_class;} -multiname_t* registry_getstringclass() {return &static_string_class;} -multiname_t* registry_getintclass() {return &static_int_class;} -multiname_t* registry_getuintclass() {return &static_uint_class;} -multiname_t* registry_getbooleanclass() {return &static_boolean_class;} -multiname_t* registry_getnumberclass() {return &static_number_class;} +// ------------------------- constructors -------------------------------- -multiname_t* registry_findclass(const char*package, const char*name) +#define AVERAGE_NUMBER_OF_MEMBERS 8 +classinfo_t* classinfo_register(int access, char*package, char*name) { - multiname_t*m=0; - if(!package) { - m = multiname_new(0, name); + NEW(classinfo_t,c); + c->access = access; + c->package = package; + c->name = name; + dict_put(classes, c, c); + dict_init(&c->members,AVERAGE_NUMBER_OF_MEMBERS); + return c; +} + +/* function pointers get their own type class */ +static dict_t* functionobjects = 0; +classinfo_t* registry_getfunctionclass(memberinfo_t*f) { + if(!functionobjects) { + functionobjects = dict_new2(&ptr_type); } else { - namespace_t*ns = namespace_new_packageinternal(package); - m = multiname_new(ns,name); - namespace_destroy(ns); + classinfo_t*c = dict_lookup(functionobjects, f); + if(c) + return c; } + + NEW(classinfo_t,c); + c->access = ACCESS_PUBLIC; + c->package = ""; + c->name = "Function"; + dict_init(&c->members,1); + dict_put(&c->members, "__funcptr__", f); + + dict_put(functionobjects, f, c); + return c; +} + +memberinfo_t* memberinfo_register(classinfo_t*cls, const char*name, U8 kind) +{ + NEW(memberinfo_t,m); + m->kind = kind; + m->name = strdup(name); + dict_put(&cls->members, name, m); return m; } -multiname_t* registry_getsuperclass(multiname_t*m) + +// --------------- builtin classes (from builtin.c) ---------------------- + +void registry_init() +{ + classes = builtin_getclasses(); +} +classinfo_t* registry_safefindclass(const char*package, const char*name) +{ + classinfo_t*c = registry_findclass(package, name); + assert(c); + return c; +} +classinfo_t* registry_findclass(const char*package, const char*name) +{ + assert(classes); + classinfo_t tmp; + tmp.package = package; + tmp.name = name; + classinfo_t* c = (classinfo_t*)dict_lookup(classes, &tmp); + /*if(c) + printf("%s.%s->%08x (%s.%s)\n", package, name, c, c->package, c->name);*/ + return c; +} +memberinfo_t* registry_findmember(classinfo_t*cls, const char*name) +{ + return (memberinfo_t*)dict_lookup(&cls->members, name); +} +void registry_fill_multiname(multiname_t*m, namespace_t*n, classinfo_t*c) +{ + m->type = QNAME; + m->ns = n; + m->ns->access = c->access; + m->ns->name = (char*)c->package; + m->name = c->name; + m->namespace_set = 0; +} +multiname_t* classinfo_to_multiname(classinfo_t*cls) { - if(m->name && !strcmp(m->name, "Object")) - return 0; - return &static_object_class; + if(!cls) + return 0; + multiname_t*m=0; + namespace_t*ns = namespace_new(cls->access, cls->package); + return multiname_new(ns,cls->name); +} + +// ----------------------- builtin types ------------------------------ +classinfo_t* registry_getanytype() {return 0;} + +char registry_isfunctionclass(classinfo_t*c) { + return (c && c->package && c->name && + !strcmp(c->package, "") && !strcmp(c->name, "Function")); +} + +classinfo_t* registry_getobjectclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "Object"); + return c; +} +classinfo_t* registry_getstringclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "String"); + return c; +} +classinfo_t* registry_getintclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "int"); + return c; +} +classinfo_t* registry_getuintclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "uint"); + return c; +} +classinfo_t* registry_getbooleanclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "Boolean"); + return c; +} +classinfo_t* registry_getnumberclass() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("", "Number"); + return c; +} +classinfo_t* registry_getMovieClip() { + static classinfo_t*c = 0; + if(!c) c = registry_safefindclass("flash.display", "MovieClip"); + return c; +} + +// ----------------------- builtin dummy types ------------------------- +classinfo_t nullclass = { + ACCESS_PACKAGE, 0, "", "null", 0, 0, 0, +}; +classinfo_t* registry_getnullclass() { + return &nullclass; }