From e62b878084e8c16764aec9c1db69534dffe29214 Mon Sep 17 00:00:00 2001 From: kramm Date: Sun, 19 Oct 2008 15:29:57 +0000 Subject: [PATCH] moved declarations into include file --- lib/modules/swfabc.c | 1474 +++++++++++++++++++++++++++----------------------- lib/modules/swfabc.h | 162 ++++++ 2 files changed, 953 insertions(+), 683 deletions(-) create mode 100644 lib/modules/swfabc.h diff --git a/lib/modules/swfabc.c b/lib/modules/swfabc.c index 8139af8..01d9dd8 100644 --- a/lib/modules/swfabc.c +++ b/lib/modules/swfabc.c @@ -22,118 +22,11 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include +#include #include "../rfxswf.h" +#include "swfabc.h" -typedef struct _abc_method { - /* from method signature: */ - const char*name; - char*paramstr; - int return_type_index;//index into multiname - int param_count; - int params[16]; // indexes into multiname - U8 flags; - - int index; - - int method_body_index; -} abc_method_t; - -typedef struct _abc_multiname { - U8 type; - int namespace_index; - int namespace_set_index; - int name_index; -} abc_multiname_t; - -typedef struct _dict_entry { - const char*name; - void*data; -} dict_entry_t; - -typedef struct _dict { - int num; - int size; - dict_entry_t*d; -} dict_t; - -typedef struct _abc_file_t { - - // contant_pool - - dict_t*ints; - dict_t*uints; - dict_t*floats; - dict_t*strings; - dict_t*namespaces; - dict_t*namespace_sets; - dict_t*sets; - dict_t*multinames; - - // abc_file - - dict_t*methods; - dict_t*classes; - dict_t*scripts; - dict_t*method_bodies; -} abc_file_t; - -typedef struct _abc_trait { - unsigned char type; - int name_index; - - union { - int disp_id; - int slot_id; - int data1; - }; - union { - int nr; - int cls; - int type_index; - int data2; - }; - int vindex; - int vkind; -} abc_trait_t; - -typedef struct _abc_class { - int index; - abc_file_t*pool; - const char*name; - int classname_index; - int superclass_index; - int ns_index; - int iinit; - U8 flags; - - int static_constructor_index; - dict_t*static_constructor_traits; - - dict_t*traits; -} abc_class_t; - -typedef struct _abc_method_body { - int index; - abc_file_t*pool; - //abc_class_t*cls; - abc_method_t*method; - TAG*tag; - int max_stack; - int local_count; - int init_scope_depth; - int max_scope_depth; - int exception_count; - dict_t*traits; -} abc_method_body_t; - -typedef struct _abc_label { -} abc_label_t; - -typedef struct _abc_script { - abc_method_t*method; - abc_file_t*pool; - dict_t*traits; -} abc_script_t; +char stringbuffer[2048]; dict_t* dict_new() { dict_t*d = malloc(sizeof(dict_t)); @@ -189,7 +82,18 @@ int dict_find(dict_t*dict, const char*name) } return -1; } -int dict_update(dict_t*dict, char*name, void*data) { +int dict_find2(dict_t*dict, const char*name, void*data) +{ + if(!name) + name = ""; + int t; + for(t=0;tnum;t++) { + if(dict->d[t].name && !strcmp(dict->d[t].name,name) && dict->d[t].data == data) + return t; + } + return -1; +} +int dict_update(dict_t*dict, const char*name, void*data) { int pos = dict_find(dict, name); if(pos>=0) { dict->d[pos].data = data; @@ -197,12 +101,50 @@ int dict_update(dict_t*dict, char*name, void*data) { } return dict_append(dict, name, data); } -int dict_append_if_new(dict_t*dict, char*name, void*data) { +int dict_append_if_new(dict_t*dict, const char*name, void*data) { int pos = dict_find(dict, name); if(pos>=0) return pos; return dict_append(dict, name, data); } +int dict_append_if_new2(dict_t*dict, const char*name, void*data) { + int pos = dict_find2(dict, name, data); + if(pos>=0) + return pos; + return dict_append(dict, name, data); +} + +typedef struct _commonlist { + void*entry; + struct _commonlist*next; + struct _commonlist*last[0]; +} commonlist_t; + +int list_length(void*_list) +{ + commonlist_t*l = (commonlist_t*)_list; + int n=0; + while(l) { + l = l->next; + n++; + } + return n; +} +void list_append(void*_list, void*entry) +{ + commonlist_t**list = (commonlist_t**)_list; + commonlist_t* n = 0; + if(!*list) { + n = malloc(sizeof(commonlist_t)+sizeof(commonlist_t*)); + *list = n; + } else { + n = malloc(sizeof(commonlist_t)); + (*list)->last[0]->next = n; + } + n->next = 0; + n->entry = entry; + (*list)->last[0] = n; +} int swf_GetU30(TAG*tag) { @@ -263,13 +205,13 @@ typedef struct _opcode S = switch */ -int abc_RegisterNameSpace(abc_file_t*file, char*name); -int abc_RegisterPackageNameSpace(abc_file_t*file, char*name); -int abc_RegisterPackageInternalNameSpace(abc_file_t*file, char*name); -int abc_RegisterProtectedNameSpace(abc_file_t*file, char*name); -int abc_RegisterExplicitNameSpace(abc_file_t*file, char*name); -int abc_RegisterStaticProtectedNameSpace(abc_file_t*file, char*name); -int abc_RegisterPrivateNameSpace(abc_file_t*file, char*name); +int abc_RegisterNameSpace(abc_file_t*file, const char*name); +int abc_RegisterPackageNameSpace(abc_file_t*file, const char*name); +int abc_RegisterPackageInternalNameSpace(abc_file_t*file, const char*name); +int abc_RegisterProtectedNameSpace(abc_file_t*file, const char*name); +int abc_RegisterExplicitNameSpace(abc_file_t*file, const char*name); +int abc_RegisterStaticProtectedNameSpace(abc_file_t*file, const char*name); +int abc_RegisterPrivateNameSpace(abc_file_t*file, const char*name); opcode_t opcodes[]={ @@ -463,7 +405,7 @@ static int parse_code(TAG*tag, int len, abc_file_t*pool, char*prefix) } else if(*p == 'c') { int n = swf_GetU30(tag); abc_class_t*cls = (abc_class_t*)dict_getdata(pool->classes, n); - printf("[classinfo%d %s]", n, cls->name); + printf("[classinfo%d %s]", n, cls->classname); } else if(*p == 'i') { int n = swf_GetU30(tag); printf("[methodbody%d]", n); @@ -508,8 +450,88 @@ static int parse_code(TAG*tag, int len, abc_file_t*pool, char*prefix) return 1; } +static char* access2str(int type) +{ + if(type==0x08) return ""; + else if(type==0x16) return "package"; + else if(type==0x17) return "packageinternal"; + else if(type==0x18) return "protected"; + else if(type==0x19) return "explicit"; + else if(type==0x1A) return "staticprotected"; + else if(type==0x05) return "private"; + else return "undefined"; +} + + +char* multiname_to_string(abc_multiname_t*m) +{ + char*mname = 0; + if(m->type==0x07 || m->type==0x0d) { + mname = malloc(strlen(m->ns->name)+strlen(m->name)+32); + sprintf(mname, "<%s>\0", access2str(m->ns->access)); + strcat(mname, m->ns->name); + strcat(mname, "::"); + strcat(mname, m->name); + } else if(m->type==0x0f || m->type==0x10) { + mname = strdup(m->name); + } else if(m->type==0x11 || m->type==0x12) { + mname = strdup(""); + } else if(m->type==0x09 || m->type==0x0e) { + mname = malloc(strlen(m->namespace_set_name)+strlen(m->name)+16); + strcpy(mname, m->namespace_set_name); + strcat(mname, "::"); + strcat(mname, m->name); + } else if(m->type==0x1b || m->type==0x1c) { + mname = strdup(m->namespace_set_name); + } + return mname; +} + + static void dump_traits(const char*prefix, dict_t*traits, abc_file_t*pool); +static char* params_to_string(abc_multiname_list_t*list) +{ + abc_multiname_list_t*l; + int n; + + l = list; + n = 0; + while(list) { + n++;list=list->next; + } + + char**names = (char**)malloc(sizeof(char*)*n); + + l = list; + n = 0; + int size = 0; + while(list) { + names[n] = multiname_to_string(list->abc_multiname); + size += strlen(names[n]) + 2; + n++;list=list->next; + } + + char* params = malloc(size+5); + params[0]='('; + params[1]=0; + l = list; + int s=0; + n = 0; + while(list) { + if(s) + strcat(params, ", "); + strcat(params, names[n]); + free(names[n]); + n++; + s=1; + } + free(names); + strcat(params, ")"); + int t; + return params; +} + static void dump_method(const char*prefix, const char*type, const char*name, int nr, abc_file_t*pool) { if(nr >= pool->methods->num) { @@ -518,11 +540,13 @@ static void dump_method(const char*prefix, const char*type, const char*name, int } abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, nr); - const char*return_type = "void"; - if(m->return_type_index) - return_type = dict_getstr(pool->multinames,m->return_type_index); + const char*return_type = ""; + if(m->return_type) + return_type = multiname_to_string(m->return_type); + + char*paramstr = params_to_string(m->parameters); - printf("%s%s %s %s%s\n", prefix, type, return_type, name, m->paramstr); + printf("%s%s %s %s=%s %s\n", prefix, type, return_type, name, m->name, paramstr); abc_method_body_t*c = (abc_method_body_t*)dict_getdata(pool->method_bodies, m->method_body_index); @@ -598,6 +622,10 @@ static dict_t* traits_parse(TAG*tag, abc_file_t*pool) trait->cls = swf_GetU30(tag); DEBUG printf(" class %s %d %d\n", name, trait->slot_id, trait->cls); } else if(kind == 0 || kind == 6) { // slot, const + /* a slot is a variable in a class that is shared amonst all instances + of the same type, but which has a unique location in each object + (in other words, slots are non-static, traits are static) + */ trait->slot_id = swf_GetU30(tag); const char*type_name = dict_getstr(pool->multinames, swf_GetU30(tag)); trait->vindex = swf_GetU30(tag); @@ -643,7 +671,7 @@ static void dump_traits(const char*prefix, dict_t*traits, abc_file_t*pool) if(!cls) { printf("%sslot %d: class %s=class%d %d\n", prefix, trait->slot_id, name, trait->cls); } else { - printf("%sslot %d: class %s=%s\n", prefix, trait->slot_id, name, cls->name); + printf("%sslot %d: class %s=%s\n", prefix, trait->slot_id, name, cls->classname); } } else if(kind == TRAIT_SLOT || kind == TRAIT_CONST) { // slot, const int slot_id = trait->slot_id; @@ -695,484 +723,136 @@ abc_file_t*abc_file_new() return f; } -static char* access2str(int type) +static abc_namespace_t* namespace_new(U8 access, const char*name) { - if(type==0x08) return ""; - else if(type==0x16) return "package"; - else if(type==0x17) return "packageinternal"; - else if(type==0x18) return "protected"; - else if(type==0x19) return "explicit"; - else if(type==0x1A) return "staticprotected"; - else if(type==0x05) return "private"; - else return "undefined"; + abc_namespace_t*ns = malloc(sizeof(abc_namespace_t)); + memset(ns, 0, sizeof(abc_namespace_t)); + + if(access==0) { // autodetect access + char*n = strdup(name); + if(n[0] == '[') { + char*bracket = strchr(n, ']'); + if(bracket) { + *bracket = 0; + char*a = n+1; + name += (bracket-n)+1; + if(!strcmp(a, "")) access=0x16; + else if(!strcmp(a, "package")) access=0x16; + else if(!strcmp(a, "packageinternal")) access=0x17; + else if(!strcmp(a, "protected")) access=0x18; + else if(!strcmp(a, "explicit")) access=0x19; + else if(!strcmp(a, "staticprotected")) access=0x1a; + else if(!strcmp(a, "private")) access=0x05; + else { + fprintf(stderr, "Undefined access level: [%s]\n", a); + return 0; + } + } + } else { + access = 0x16; + } + free(n); + } + ns->access = access; + ns->name = strdup(name); + return ns; +} +abc_namespace_t* abc_namespace(abc_file_t*file, const char*name) { + return namespace_new(0x08, name); +} +abc_namespace_t* abc_packagenamespace(abc_file_t*file, const char*name) { + return namespace_new(0x16 , name); +} +abc_namespace_t* abc_packageinternalnamespace(abc_file_t*file, const char*name) { + return namespace_new(0x17, name); +} +abc_namespace_t* abc_protectednamespace(abc_file_t*file, const char*name) { + return namespace_new(0x18, name); +} +abc_namespace_t* abc_explicitnamespace(abc_file_t*file, const char*name) { + return namespace_new(0x19, name); +} +abc_namespace_t* abc_staticprotectednamespace(abc_file_t*file, const char*name) { + return namespace_new(0x1a, name); +} +abc_namespace_t* abc_privatenamespace(abc_file_t*file, const char*name) { + return namespace_new(0x05, name); } -void* swf_ReadABC(TAG*tag) +static int multiname_index(abc_file_t*pool, const char*name2) { - abc_file_t* pool = abc_file_new(); + if(!name2) + name2 = "::"; + int pos = dict_find(pool->multinames, name2); + if(pos>=0) + return pos; - swf_SetTagPos(tag, 0); - U32 abcflags = swf_GetU32(tag); - int t; - DEBUG printf("flags=%08x\n", abcflags); - char*classname = swf_GetString(tag); - U32 version = swf_GetU32(tag); - if(version!=0x002e0010) { - fprintf(stderr, "Warning: unknown AVM2 version %08x\n", version); + char*n = strdup(name2); + char*p = strstr(n, "::"); + char*namespace=0,*name=0; + if(!p) { + namespace = ""; + name = n; + } else { + *p = 0; + namespace = n; + name = p+2; } - int num_ints = swf_GetU30(tag); - DEBUG printf("%d ints\n", num_ints); - for(t=1;tints, 0, (void*)(ptroff_t)v); - } + abc_multiname_t*m = malloc(sizeof(abc_multiname_t)); + memset(m, 0, sizeof(abc_multiname_t)); - int num_uints = swf_GetU30(tag); - DEBUG printf("%d uints\n", num_uints); - for(t=1;tuints, 0, (void*)(ptroff_t)v); - } - - int num_floats = swf_GetU30(tag); - DEBUG printf("%d floats\n", num_floats); - for(t=1;tfloats, 0, 0); - } - - int num_strings = swf_GetU30(tag); - DEBUG printf("%d strings\n", num_strings); - for(t=1;tstrings, s, 0); - DEBUG printf("%d) \"%s\"\n", t, pool->strings->d[t].name); - } - int num_namespaces = swf_GetU30(tag); - DEBUG printf("%d namespaces\n", num_namespaces); - for(t=1;tstrings, namenr); - dict_append(pool->namespaces, name, (void*)(ptroff_t)type); - int w = 0; - DEBUG w=1; - if(w) { - if(type==0x08) printf("Namespace %s\n", name); - else if(type==0x16) printf("PackageNamespace %s\n", name); - else if(type==0x17) printf("PackageInternalNs %s\n", name); - else if(type==0x18) printf("ProtectedNamespace %s\n", name); - else if(type==0x19) printf("ExplicitNamespace %s\n", name); - else if(type==0x1A) printf("StaticProtectedNs %s\n", name); - else if(type==0x05) printf("PrivateNs %s\n", name); - else { - printf("Undefined namespace type\n"); - return 0; - } - } - } - int num_sets = swf_GetU30(tag); - DEBUG printf("%d namespace sets\n", num_namespaces); - for(t=1;tnamespaces, nsnr); - l += strlen(name[s])+1; - } - char*desc = malloc(l+16); - strcpy(desc, "{"); - for(s=0;snamespace_sets, desc, 0); - DEBUG printf("set %d) %s\n", t, desc); - } + m->type = QNAME; + m->namespace_set_name = 0; + m->ns = namespace_new(0, namespace); + m->name = name; + return dict_append(pool->multinames, name2, m); +} +static abc_multiname_t* multiname_fromstring(abc_file_t*pool, const char*name) +{ + int i = multiname_index(pool, name); + return (abc_multiname_t*)dict_getdata(pool->multinames, i); +} - int num_multinames = swf_GetU30(tag); - DEBUG printf("%d multinames\n", num_multinames); - for(t=1;ttype = swf_GetU8(tag); - - m->name_index = 0; - m->namespace_index = 0; - m->namespace_set_index = 0; - - char*mname = 0; - if(type==0x07 || type==0x0d) { - int nr1 = m->namespace_index = swf_GetU30(tag); - const char*namespace = dict_getstr(pool->namespaces, nr1); - U8 access = (U8)(ptroff_t)dict_getdata(pool->namespaces, nr1); - m->name_index = swf_GetU30(tag); - const char*methodname = dict_getstr(pool->strings, m->name_index); - DEBUG printf("multiname %d) <%s> %s:%s\n", t, access2str(access), namespace, methodname); - mname = malloc(strlen(namespace)+strlen(methodname)+300); - sprintf(mname, "[%s]\0", access2str(access)); - strcat(mname, namespace); - strcat(mname, ":"); - strcat(mname, methodname); - } else if(type==0x0f || type==0x10) { - m->name_index = swf_GetU30(tag); - const char*methodname = dict_getstr(pool->strings, m->name_index); - mname = strdup(methodname); - } else if(type==0x11 || type==0x12) { - m->name_index = 0; - mname = strdup(""); - } else if(type==0x09 || type==0x0e) { - m->name_index = swf_GetU30(tag); - m->namespace_set_index = swf_GetU30(tag); - const char*methodname = dict_getstr(pool->strings, m->name_index); - const char*namespace = dict_getstr(pool->namespace_sets, m->namespace_set_index); - DEBUG printf("multiname %d) %s:%s\n", t, namespace, methodname); - mname = malloc(strlen(namespace)+strlen(methodname)+16); - strcpy(mname, namespace); - strcat(mname, ":"); - strcat(mname, methodname); - } else if(type==0x1b || type==0x1c) { - m->name_index = 0; - m->namespace_set_index = swf_GetU30(tag); - const char*nsset = dict_getstr(pool->namespace_sets, m->namespace_set_index); - mname = strdup(nsset); - } else { - printf("can't parse type %d multinames yet\n", type); - return 0; - } - dict_append(pool->multinames, mname, m); - free(mname); - } - - int num_methods = swf_GetU30(tag); - DEBUG printf("%d methods\n", num_methods); - for(t=0;tparam_count = swf_GetU30(tag); - m->return_type_index = swf_GetU30(tag); - m->index = t; - int s; - int params_len = 256; - char* params = malloc(params_len); - params[0]='('; - params[1]=0; - for(s=0;sparam_count;s++) { - int typenr = swf_GetU30(tag); - if(s < sizeof(m->params)/sizeof(m->params[0])) - m->params[s] = typenr; - const char*type = dict_getstr(pool->multinames, typenr); - while(strlen(type)+strlen(params)>params_len-4) { - params_len+=256; - params = realloc(params, params_len); - } - if(s) - strcat(params, ", "); - strcat(params, type); - } - strcat(params, ")"); - int namenr = swf_GetU30(tag); - m->name = ""; - if(namenr) - m->name = dict_getstr(pool->strings, namenr); - m->paramstr=strdup(params); - free(params);params = 0; +#define CLASS_SEALED 1 +#define CLASS_FINAL 2 +#define CLASS_INTERFACE 4 +#define CLASS_PROTECTED_NS 8 - m->flags = swf_GetU8(tag); - - DEBUG printf("method %d) %s flags=%02x\n", t, m->paramstr, m->flags); +abc_class_t* abc_class_new(abc_file_t*pool, char*classname, char*superclass) { + abc_class_t* c = malloc(sizeof(abc_class_t)); + memset(c, 0, sizeof(abc_class_t)); + c->index = dict_append(pool->classes, 0, c); + c->pool = pool; + c->classname = strdup(classname); + c->superclass = superclass?strdup(superclass):0; + c->flags = 0; + c->iinit = -1; + c->static_constructor_index = -1; + c->traits = dict_new(); + return c; +} - if(m->flags&0x08) { - /* optional parameters */ - int num = swf_GetU30(tag); - int s; - for(s=0;sflags&0x80) { - /* debug information- not used by avm2 */ - for(s=0;sparam_count;s++) { - m->name = dict_getstr(pool->strings, swf_GetU30(tag)); - } - } - dict_append(pool->methods, m->name, m); - } - - parse_metadata(tag, pool); - - /* skip classes, and scripts for now, and do the real parsing later */ - int num_classes = swf_GetU30(tag); - int classes_pos = tag->pos; - DEBUG printf("%d classes\n", num_classes); - for(t=0;tclasses, 0, cls); - - DEBUG printf("class %d\n", t); - swf_GetU30(tag); //classname - swf_GetU30(tag); //supername - cls->flags = swf_GetU8(tag); - if(cls->flags&8) - swf_GetU30(tag); //protectedNS - int inum = swf_GetU30(tag); //interface count - int s; - for(s=0;smultinames, swf_GetU30(tag)); - DEBUG printf(" class %d interface: %s\n", t, interface); - } - cls->iinit = swf_GetU30(tag); - cls->traits = traits_parse(tag, pool); - } - for(t=0;tclasses, t); - cls->static_constructor_index = swf_GetU30(tag); // cinit - cls->static_constructor_traits = traits_parse(tag, pool); - } - int num_scripts = swf_GetU30(tag); - DEBUG printf("%d scripts\n", num_scripts); - for(t=0;t= pool->methods->num) { - printf("Invalid method number: %d\n", methodnr); - return 0; - } - abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, methodnr); - abc_method_body_t*c = malloc(sizeof(abc_method_body_t)); - memset(c, 0, sizeof(abc_method_body_t)); - c->max_stack = swf_GetU30(tag); - c->local_count = swf_GetU30(tag); - c->init_scope_depth = swf_GetU30(tag); - c->max_scope_depth = swf_GetU30(tag); - int code_length = swf_GetU30(tag); - c->method = m; - m->method_body_index = t; - - c->tag = swf_InsertTag(0,0); - - swf_CopyData(c->tag, tag, code_length); - - int exception_count = swf_GetU30(tag); - int s; - for(s=0;straits = traits_parse(tag, pool); - if(!c->traits) { - fprintf(stderr, "Can't parse code traits\n"); - return 0; - } - DEBUG printf("method_body %d) (method %d), %d bytes of code", t, methodnr, code_length); - int r,l = code_length>32?32:code_length; - for(r=0;rtag->data[r]); - } - DEBUG printf("\n"); - - dict_append(pool->method_bodies, 0, c); - } - if(tag->len - tag->pos) { - fprintf(stderr, "%d unparsed bytes remaining in ABC block\n", tag->len - tag->pos); - return 0; - } - - swf_SetTagPos(tag, classes_pos); - for(t=0;tclasses, t); - - cls->classname_index = swf_GetU30(tag); - cls->superclass_index = swf_GetU30(tag); - const char* classname = dict_getstr(pool->multinames, cls->classname_index); - const char* supername = dict_getstr(pool->multinames, cls->superclass_index); - - cls->name = classname; - cls->flags = swf_GetU8(tag); - const char*ns = ""; - if(cls->flags&8) { - cls->ns_index = swf_GetU30(tag); - ns = dict_getstr(pool->namespaces, cls->ns_index); - } - /* TODO - - flags&01 = sealed - flags&02 = final - flags&04 = interface - flags&08 = protectedNS - */ - printf("class %s extends %s, %s, flags=%02x\n", classname, supername, ns, cls->flags); - printf("{\n"); - - dump_method(" ","staticconstructor", "", cls->static_constructor_index, pool); - dump_traits(" ", cls->static_constructor_traits, pool); - - int num_interfaces = swf_GetU30(tag); //interface count - int s; - for(s=0;siinit = swf_GetU30(tag); - dump_method(" ","constructor", classname, cls->iinit, pool); - cls->traits = traits_parse(tag, pool); - if(!cls->traits) { - fprintf(stderr, "Can't parse class traits\n"); - return 0; - } - dump_traits(" ",cls->traits, pool); - - printf("}\n"); - } - for(t=0;tmethods, init); - - abc_script_t*s = malloc(sizeof(abc_script_t)); - memset(s, 0, sizeof(abc_script_t)); - s->method = m; - s->traits = traits_parse(tag, pool); - dict_append(pool->scripts, 0, s); - if(!s->traits) { - fprintf(stderr, "Can't parse script traits\n"); - return 0; - } - dump_method("","initmethod", "init", init, pool); - dump_traits("", s->traits, pool); - } - return pool; -} - -static int registerNameSpace(abc_file_t*file, U8 access, char*name) { - if(access==0) { // autodetect access - char*n = strdup(name); - if(n[0] == '[') { - char*bracket = strchr(n, ']'); - if(bracket) { - *bracket = 0; - char*a = n+1; - name += (bracket-n)+1; - if(!strcmp(a, "")) access=0x16; - else if(!strcmp(a, "package")) access=0x16; - else if(!strcmp(a, "packageinternal")) access=0x17; - else if(!strcmp(a, "protected")) access=0x18; - else if(!strcmp(a, "explicit")) access=0x19; - else if(!strcmp(a, "staticprotected")) access=0x1a; - else if(!strcmp(a, "private")) access=0x05; - else { - fprintf(stderr, "Undefined access level: [%s]\n", a); - return -1; - } - } - } else { - access = 0x16; - } - free(n); - } - int t; - for(t=0;tnamespaces->num;t++) { - const char*name2 = dict_getstr(file->namespaces, t); - U8 access2 = (U8)(ptroff_t)dict_getdata(file->namespaces, t); - if(access == access2 && !strcmp(name, name2)) { - return t; - } - } - dict_update(file->strings, name, 0); - return dict_append(file->namespaces, name, (void*)(ptroff_t)access); -} -int abc_RegisterNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x08, name); -} -int abc_RegisterPackageNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x16 , name); -} -int abc_RegisterPackageInternalNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x17, name); -} -int abc_RegisterProtectedNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x18, name); -} -int abc_RegisterExplicitNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x19, name); -} -int abc_RegisterStaticProtectedNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x1a, name); +void abc_class_sealed(abc_class_t*c) +{ + c->flags |= CLASS_SEALED; } -int abc_RegisterPrivateNameSpace(abc_file_t*file, char*name) { - return registerNameSpace(file, 0x05, name); +void abc_class_final(abc_class_t*c) +{ + c->flags |= CLASS_FINAL; } -static int multiname_index(abc_file_t*pool, const char*name2) +void abc_class_interface(abc_class_t*c) { - if(!name2) - name2 = ":"; - int pos = dict_find(pool->multinames, name2); - if(pos>=0) - return pos; - - int access = 0x16; - char*n = strdup(name2); - char*p = strchr(n, ':'); - char*namespace=0,*name=0; - if(!p) { - namespace = ""; - name = n; - } else { - *p = 0; - namespace = n; - name = p+1; - } - abc_multiname_t*m = malloc(sizeof(abc_multiname_t)); - m->namespace_index = registerNameSpace(pool, 0, namespace); - m->name_index = dict_append_if_new(pool->strings, name, 0); - return dict_append(pool->multinames, name2, m); + c->flags |= CLASS_INTERFACE; } - -abc_class_t* abc_NewClass(abc_file_t*pool, char*classname, char*superclass) { - abc_class_t* c = malloc(sizeof(abc_class_t)); - memset(c, 0, sizeof(abc_class_t)); - c->index = dict_append(pool->classes, 0, c); - c->pool = pool; - c->name = strdup(classname); - c->classname_index = multiname_index(pool, classname); - c->superclass_index = multiname_index(pool, superclass); - c->ns_index = abc_RegisterProtectedNameSpace(pool, classname); - c->iinit = -1; - c->static_constructor_index = -1; - c->flags = 0x08; - - c->traits = dict_new(); - return c; +void abc_class_protectedNS(abc_class_t*c, char*namespace) +{ + c->protectedNS = namespace; + c->flags |= CLASS_PROTECTED_NS; } -abc_method_body_t* add_method(abc_file_t*pool, abc_class_t*cls, char*returntype, char*name, int num_params, va_list va) +abc_method_body_t* add_method(abc_file_t*pool, abc_class_t*cls, char*returntype, int num_params, va_list va) { /* construct code (method body) object */ abc_method_body_t* c = malloc(sizeof(abc_method_body_t)); @@ -1185,21 +865,16 @@ abc_method_body_t* add_method(abc_file_t*pool, abc_class_t*cls, char*returntype, /* construct method object */ abc_method_t* m = malloc(sizeof(abc_method_t)); memset(m, 0, sizeof(abc_method_t)); - m->param_count = num_params; m->index = dict_append(pool->methods, 0, m); if(returntype && strcmp(returntype, "void")) { - m->return_type_index = multiname_index(pool, returntype); + m->return_type = multiname_fromstring(pool, returntype); } else { - m->return_type_index = 0; - } - if(num_params>sizeof(m->params)/sizeof(m->params[0])) { - fprintf(stderr, "abc: Too many parameters\n"); - return 0; + m->return_type = 0; } int t; for(t=0;tparams[t] = multiname_index(pool, param); + list_append(&m->parameters, multiname_fromstring(pool, param)); } /* crosslink the two objects */ @@ -1209,21 +884,21 @@ abc_method_body_t* add_method(abc_file_t*pool, abc_class_t*cls, char*returntype, return c; } -abc_method_body_t* abc_AddConstructor(abc_class_t*cls, char*returntype, int num_params, ...) +abc_method_body_t* abc_class_constructor(abc_class_t*cls, char*returntype, int num_params, ...) { va_list va; va_start(va, num_params); - abc_method_body_t* c = add_method(cls->pool, cls, returntype, 0, num_params, va); + abc_method_body_t* c = add_method(cls->pool, cls, returntype, num_params, va); va_end(va); cls->iinit = c->index; return c; } -abc_method_body_t* abc_AddStaticConstructor(abc_class_t*cls, char*returntype, int num_params, ...) +abc_method_body_t* abc_class_staticconstructor(abc_class_t*cls, char*returntype, int num_params, ...) { va_list va; va_start(va, num_params); - abc_method_body_t* c = add_method(cls->pool, cls, returntype, 0, num_params, va); + abc_method_body_t* c = add_method(cls->pool, cls, returntype, num_params, va); va_end(va); cls->static_constructor_index = c->index; return c; @@ -1242,12 +917,12 @@ abc_trait_t*trait_new(int type, int name_index, int data1, int data2, int vindex return trait; } -abc_method_body_t* abc_AddMethod(abc_class_t*cls, char*returntype, char*name, int num_params, ...) +abc_method_body_t* abc_class_method(abc_class_t*cls, char*returntype, char*name, int num_params, ...) { abc_file_t*pool = cls->pool; va_list va; va_start(va, num_params); - abc_method_body_t* c = add_method(cls->pool, cls, returntype, name, num_params, va); + abc_method_body_t* c = add_method(cls->pool, cls, returntype, num_params, va); va_end(va); dict_append(cls->traits, 0, trait_new(TRAIT_METHOD, multiname_index(pool, name), 0, c->method->index, 0, 0)); return c; @@ -1278,11 +953,11 @@ void abc_initscript_addClassTrait(abc_script_t*script, char*multiname, int sloti dict_append(script->traits, 0, trait); } -abc_script_t* abc_AddInitScript(abc_file_t*pool, char*returntype, int num_params, ...) +abc_script_t* abc_initscript(abc_file_t*pool, char*returntype, int num_params, ...) { va_list va; va_start(va, num_params); - abc_method_body_t* c = add_method(pool, 0, returntype, 0, num_params, va); + abc_method_body_t* c = add_method(pool, 0, returntype, num_params, va); abc_script_t* s = malloc(sizeof(abc_script_t)); s->method = c->method; s->traits = dict_new(); @@ -1330,78 +1005,430 @@ static void write_traits(abc_file_t*pool, TAG*tag, dict_t*traits) } } -void swf_WriteABC(TAG*tag, void*code) +int register_multiname(abc_file_t*pool, abc_multiname_t*n) { - abc_file_t*pool = (abc_file_t*)code; + if(!n) + return 0; + /* FIXME: might create duplicates */ + return dict_append_if_new2(pool->multinames, n->name, n); +} - swf_SetU32(tag, 1); - swf_SetU8(tag, 0); - swf_SetU16(tag, 0x10); - swf_SetU16(tag, 0x2e); - swf_SetU30(tag, pool->ints->num>1?pool->ints->num:0); - // ... - swf_SetU30(tag, pool->uints->num>1?pool->uints->num:0); - // ... - swf_SetU30(tag, pool->floats->num>1?pool->floats->num:0); - // ... - swf_SetU30(tag, pool->strings->num>1?pool->strings->num:0); +int register_namespace(abc_file_t*pool, abc_namespace_t*ns) +{ + /* FIXME: might create duplicates */ + return dict_append_if_new2(pool->namespaces, ns->name, ns); +} + +static inline abc_multiname_t*multiname_lookup(abc_file_t*pool, int i) +{ + return (abc_multiname_t*)dict_getdata(pool->multinames, i); +} + +void* swf_ReadABC(TAG*tag) +{ + abc_file_t* pool = abc_file_new(); + + swf_SetTagPos(tag, 0); + U32 abcflags = swf_GetU32(tag); int t; - for(t=1;tstrings->num;t++) { - swf_SetU30String(tag, dict_getstr(pool->strings, t)); - } - swf_SetU30(tag, pool->namespaces->num>1?pool->namespaces->num:0); - for(t=1;tnamespaces->num;t++) { - U8 type = (U8)(ptroff_t)dict_getdata(pool->namespaces, t); - const char*name = dict_getstr(pool->namespaces, t); - int i = dict_find(pool->strings, name); - if(i<0) { - fprintf(stderr, "Couldn't find namespace \"%s\" in constant pool\n", name); - return; - } - swf_SetU8(tag, type); - swf_SetU30(tag, i); + DEBUG printf("flags=%08x\n", abcflags); + char*classname = swf_GetString(tag); + U32 version = swf_GetU32(tag); + if(version!=0x002e0010) { + fprintf(stderr, "Warning: unknown AVM2 version %08x\n", version); } - swf_SetU30(tag, pool->sets->num>1?pool->sets->num:0); - // ... - swf_SetU30(tag, pool->multinames->num>1?pool->multinames->num:0); - // ... - for(t=1;tmultinames->num;t++) { - abc_multiname_t*m = (abc_multiname_t*)dict_getdata(pool->multinames, t); - swf_SetU8(tag, 0x07); - swf_SetU30(tag, m->namespace_index); - swf_SetU30(tag, m->name_index); - } + int num_ints = swf_GetU30(tag); + DEBUG printf("%d ints\n", num_ints); + for(t=1;tints, 0, (void*)(ptroff_t)v); + } + + int num_uints = swf_GetU30(tag); + DEBUG printf("%d uints\n", num_uints); + for(t=1;tuints, 0, (void*)(ptroff_t)v); + } + + int num_floats = swf_GetU30(tag); + DEBUG printf("%d floats\n", num_floats); + for(t=1;tfloats, 0, 0); + } + + int num_strings = swf_GetU30(tag); + DEBUG printf("%d strings\n", num_strings); + for(t=1;tstrings, s, 0); + DEBUG printf("%d) \"%s\"\n", t, pool->strings->d[t].name); + } + int num_namespaces = swf_GetU30(tag); + DEBUG printf("%d namespaces\n", num_namespaces); + for(t=1;tstrings, namenr); + abc_namespace_t*ns = malloc(sizeof(abc_namespace_t)); + memset(ns, 0, sizeof(abc_namespace_t)); + ns->access = type; + ns->name = strdup(name); + dict_append(pool->namespaces, name, ns); + int w = 0; + DEBUG w=1; + if(w) { + if(type==0x08) printf("Namespace %s\n", name); + else if(type==0x16) printf("PackageNamespace %s\n", name); + else if(type==0x17) printf("PackageInternalNs %s\n", name); + else if(type==0x18) printf("ProtectedNamespace %s\n", name); + else if(type==0x19) printf("ExplicitNamespace %s\n", name); + else if(type==0x1A) printf("StaticProtectedNs %s\n", name); + else if(type==0x05) printf("PrivateNs %s\n", name); + else { + printf("Undefined namespace type\n"); + return 0; + } + } + } + int num_sets = swf_GetU30(tag); + DEBUG printf("%d namespace sets\n", num_sets); + for(t=1;tnamespaces, nsnr); + l += strlen(name[s])+1; + } + char*desc = malloc(l+16); + strcpy(desc, "{"); + for(s=0;snamespace_sets, desc, 0); + DEBUG printf("set %d) %s\n", t, desc); + } + + int num_multinames = swf_GetU30(tag); + DEBUG printf("%d multinames\n", num_multinames); + for(t=1;ttype = swf_GetU8(tag); + + if(m->type==0x07 || m->type==0x0d) { + int nr1 = swf_GetU30(tag); + m->ns = (abc_namespace_t*)dict_getdata(pool->namespaces, nr1); + int name_index = swf_GetU30(tag); + m->name = dict_getstr(pool->strings, name_index); + } else if(m->type==0x0f || m->type==0x10) { + int name_index = swf_GetU30(tag); + m->name = dict_getstr(pool->strings, name_index); + } else if(m->type==0x11 || m->type==0x12) { + } else if(m->type==0x09 || m->type==0x0e) { + int name_index = swf_GetU30(tag); + int namespace_set_index = swf_GetU30(tag); + m->name = dict_getstr(pool->strings, name_index); + m->namespace_set_name = dict_getstr(pool->namespace_sets, namespace_set_index); + } else if(m->type==0x1b || m->type==0x1c) { + int namespace_set_index = swf_GetU30(tag); + m->namespace_set_name = dict_getstr(pool->namespace_sets, namespace_set_index); + } else { + printf("can't parse type %d multinames yet\n", m->type); + return 0; + } + char*mname = multiname_to_string(m); + DEBUG printf("multiname %d) %s\n", t, mname); + dict_append(pool->multinames, mname, m); + free(mname); + } + int num_methods = swf_GetU30(tag); + DEBUG printf("%d methods\n", num_methods); + for(t=0;treturn_type = multiname_lookup(pool, return_type_index); + m->index = t; + + int s; + for(s=0;sparameters, multiname_lookup(pool, type_index)); + } + + int namenr = swf_GetU30(tag); + m->name = ""; + if(namenr) + m->name = dict_getstr(pool->strings, namenr); + + m->flags = swf_GetU8(tag); + + DEBUG printf("method %d) %s flags=%02x\n", t, params_to_string(m->parameters), m->flags); + + if(m->flags&0x08) { + /* optional parameters */ + int num = swf_GetU30(tag); + int s; + for(s=0;sflags&0x80) { + /* debug information- not used by avm2 */ + abc_multiname_list_t*l = m->parameters; + while(l) { + m->name = dict_getstr(pool->strings, swf_GetU30(tag)); + l = l->next; + } + } + dict_append(pool->methods, m->name, m); + } + + parse_metadata(tag, pool); + + /* skip classes, and scripts for now, and do the real parsing later */ + int num_classes = swf_GetU30(tag); + int classes_pos = tag->pos; + DEBUG printf("%d classes\n", num_classes); + for(t=0;tclasses, 0, cls); + + DEBUG printf("class %d\n", t); + swf_GetU30(tag); //classname + swf_GetU30(tag); //supername + cls->flags = swf_GetU8(tag); + if(cls->flags&8) + swf_GetU30(tag); //protectedNS + int s; + int inum = swf_GetU30(tag); //interface count + abc_multiname_list_t*list = 0; + for(s=0;smultinames, interface_index); + abc_multiname_t* m = (abc_multiname_t*)dict_getdata(pool->multinames, interface_index); + list_append(&list, m); + DEBUG printf(" class %d interface: %s\n", t, interface); + } + + cls->iinit = swf_GetU30(tag); + cls->traits = traits_parse(tag, pool); + } + for(t=0;tclasses, t); + cls->static_constructor_index = swf_GetU30(tag); // cinit + cls->static_constructor_traits = traits_parse(tag, pool); + } + int num_scripts = swf_GetU30(tag); + DEBUG printf("%d scripts\n", num_scripts); + for(t=0;t= pool->methods->num) { + printf("Invalid method number: %d\n", methodnr); + return 0; + } + abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, methodnr); + abc_method_body_t*c = malloc(sizeof(abc_method_body_t)); + memset(c, 0, sizeof(abc_method_body_t)); + c->max_stack = swf_GetU30(tag); + c->local_count = swf_GetU30(tag); + c->init_scope_depth = swf_GetU30(tag); + c->max_scope_depth = swf_GetU30(tag); + int code_length = swf_GetU30(tag); + c->method = m; + m->method_body_index = t; + + c->tag = swf_InsertTag(0,0); + + swf_CopyData(c->tag, tag, code_length); + + int exception_count = swf_GetU30(tag); + int s; + for(s=0;straits = traits_parse(tag, pool); + if(!c->traits) { + fprintf(stderr, "Can't parse code traits\n"); + return 0; + } + DEBUG printf("method_body %d) (method %d), %d bytes of code", t, methodnr, code_length); + int r,l = code_length>32?32:code_length; + for(r=0;rtag->data[r]); + } + DEBUG printf("\n"); + + dict_append(pool->method_bodies, 0, c); + } + if(tag->len - tag->pos) { + fprintf(stderr, "%d unparsed bytes remaining in ABC block\n", tag->len - tag->pos); + return 0; + } + + swf_SetTagPos(tag, classes_pos); + for(t=0;tclasses, t); + + int classname_index = swf_GetU30(tag); + int superclass_index = swf_GetU30(tag); + cls->classname = dict_getstr(pool->multinames, classname_index); + cls->superclass = dict_getstr(pool->multinames, superclass_index); + cls->flags = swf_GetU8(tag); + const char*ns = ""; + if(cls->flags&8) { + int ns_index = swf_GetU30(tag); + cls->protectedNS = dict_getstr(pool->namespaces, ns_index); + } + + if(cls->flags&1) printf("sealed "); + if(cls->flags&2) printf("final "); + if(cls->flags&4) printf("interface "); + if(cls->flags&8) { + printf("protectedNS<%s> ", cls->protectedNS); + } + + printf("class %s", cls->classname); + if(cls->superclass && cls->superclass[0]) { + printf(" extends %s", cls->superclass); + abc_multiname_list_t*ilist = cls->interfaces; + if(ilist) + printf(" implements"); + while(ilist) { + char*s = multiname_to_string(ilist->abc_multiname); + printf(" %d", s); + free(s); + ilist = ilist->next; + } + ilist->next; + + } + if(cls->flags&0xf0) + printf("extra flags=%02x\n", cls->flags&0xf0); + printf("{\n"); + + dump_method(" ","staticconstructor", "", cls->static_constructor_index, pool); + dump_traits(" ", cls->static_constructor_traits, pool); + + int num_interfaces = swf_GetU30(tag); //interface count + int s; + for(s=0;siinit = swf_GetU30(tag); + dump_method(" ","constructor", classname, cls->iinit, pool); + cls->traits = traits_parse(tag, pool); + if(!cls->traits) { + fprintf(stderr, "Can't parse class traits\n"); + return 0; + } + dump_traits(" ",cls->traits, pool); + + printf("}\n"); + } + for(t=0;tmethods, init); + + abc_script_t*s = malloc(sizeof(abc_script_t)); + memset(s, 0, sizeof(abc_script_t)); + s->method = m; + s->traits = traits_parse(tag, pool); + dict_append(pool->scripts, 0, s); + if(!s->traits) { + fprintf(stderr, "Can't parse script traits\n"); + return 0; + } + dump_method("","initmethod", "init", init, pool); + dump_traits("", s->traits, pool); + } + return pool; +} + +void swf_WriteABC(TAG*abctag, void*code) +{ + abc_file_t*pool = (abc_file_t*)code; + + TAG*tmp = swf_InsertTag(0,0); + TAG*tag = tmp; + int t; + swf_SetU30(tag, pool->methods->num); for(t=0;tmethods->num;t++) { abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, t); - swf_SetU30(tag, m->param_count); - swf_SetU30(tag, m->return_type_index); + int n = 0; + abc_multiname_list_t*l = m->parameters; + swf_SetU30(tag, list_length(m->parameters)); + swf_SetU30(tag, register_multiname(pool, m->return_type)); int s; - for(s=0;sparam_count;s++) { - swf_SetU30(tag, m->params[s]); + while(l) { + swf_SetU30(tag, register_multiname(pool, l->abc_multiname)); + l = l->next; } swf_SetU30(tag, 0); // name swf_SetU8(tag, 0); //flags } - + swf_SetU30(tag, 0);//metadata swf_SetU30(tag, pool->classes->num); for(t=0;tclasses->num;t++) { abc_class_t*c = (abc_class_t*)dict_getdata(pool->classes, t); - swf_SetU30(tag, c->classname_index); - swf_SetU30(tag, c->superclass_index); + + int classname_index = multiname_index(pool, c->classname); + int superclass_index = multiname_index(pool, c->superclass); + + swf_SetU30(tag, classname_index); + swf_SetU30(tag, superclass_index); swf_SetU8(tag, c->flags); // flags - if(c->flags&0x08) - swf_SetU30(tag, c->ns_index); + if(c->flags&0x08) { + abc_namespace_t*ns = abc_protectednamespace(pool, c->protectedNS); + int ns_index = register_namespace(pool, ns); + swf_SetU30(tag, ns_index); + } swf_SetU30(tag, 0); // no interfaces if(c->iinit<0) { - fprintf(stderr, "Error: Class %s has no constructor\n", c->name); + fprintf(stderr, "Error: Class %s has no constructor\n", c->classname); return; } swf_SetU30(tag, c->iinit); @@ -1410,7 +1437,7 @@ void swf_WriteABC(TAG*tag, void*code) for(t=0;tclasses->num;t++) { abc_class_t*c = (abc_class_t*)dict_getdata(pool->classes, t); if(c->static_constructor_index<0) { - fprintf(stderr, "Error: Class %s has no static constructor\n", c->name); + fprintf(stderr, "Error: Class %s has no static constructor\n", c->classname); return; } swf_SetU30(tag, c->static_constructor_index); @@ -1438,6 +1465,87 @@ void swf_WriteABC(TAG*tag, void*code) swf_SetU30(tag, c->exception_count); write_traits(pool, tag, c->traits); } + + // --- start to write real tag -- + + tag = abctag; + + for(t=1;tmultinames->num;t++) { + abc_multiname_t*m = (abc_multiname_t*)dict_getdata(pool->multinames, t); + if(m->ns) { + register_namespace(pool, m->ns); + } + if(m->namespace_set_name) { + // FIXME + } + if(m->name) + dict_append_if_new(pool->strings, m->name, 0); + } + for(t=1;tnamespaces->num;t++) { + char*namespace_name = (char*)dict_getstr(pool->namespaces, t); + dict_append_if_new(pool->strings, namespace_name, 0); + } + + swf_SetU32(tag, 1); + swf_SetU8(tag, 0); + swf_SetU16(tag, 0x10); + swf_SetU16(tag, 0x2e); + + swf_SetU30(tag, pool->ints->num>1?pool->ints->num:0); + // ... + swf_SetU30(tag, pool->uints->num>1?pool->uints->num:0); + // ... + swf_SetU30(tag, pool->floats->num>1?pool->floats->num:0); + // ... + swf_SetU30(tag, pool->strings->num>1?pool->strings->num:0); + for(t=1;tstrings->num;t++) { + swf_SetU30String(tag, dict_getstr(pool->strings, t)); + } + swf_SetU30(tag, pool->namespaces->num>1?pool->namespaces->num:0); + for(t=1;tnamespaces->num;t++) { + abc_namespace_t*ns= (abc_namespace_t*)dict_getdata(pool->namespaces, t); + const char*name = ns->name; + int i = dict_find(pool->strings, name); + if(i<0) { + fprintf(stderr, "Couldn't find namespace \"%s\" in constant pool\n", name); + return; + } + swf_SetU8(tag, ns->access); + swf_SetU30(tag, i); + } + swf_SetU30(tag, pool->sets->num>1?pool->sets->num:0); + // ... + + swf_SetU30(tag, pool->multinames->num>1?pool->multinames->num:0); + // ... + for(t=1;tmultinames->num;t++) { + abc_multiname_t*m = (abc_multiname_t*)dict_getdata(pool->multinames, t); + swf_SetU8(tag, m->type); + + if(m->ns) { + assert(m->type==0x07 || m->type==0x0d); + /* fixme: might find wrong version */ + int i = dict_find2(pool->namespaces, m->ns->name, (void*)(ptroff_t)m->ns); + if(i<0) fprintf(stderr, "internal error: unregistered namespace %02x %s %s\n", m->ns->access, access2str(m->ns->access), m->ns->name); + swf_SetU30(tag, i); + } + if(m->namespace_set_name) { + assert(m->type==0x09 || m->type==0x0e || m->type==0x1c || m->type==0x1b); + int i = dict_find(pool->namespace_sets, m->namespace_set_name); + if(i<0) fprintf(stderr, "internal error: unregistered namespace set\n"); + swf_SetU30(tag, i); + } + if(m->name) { + assert(m->type==0x09 || m->type==0x0e || m->type==0x07 || m->type==0x0d || m->type==0x0f || m->type==0x10); + int i = dict_find(pool->strings, m->name); + if(i<0) fprintf(stderr, "internal error: unregistered name\n"); + swf_SetU30(tag, i); + } + } + + swf_SetBlock(tag, tmp->data, tmp->len); + + swf_DeleteTag(0, tmp); } #include "swfabc_ops.c" @@ -1455,7 +1563,8 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_file_t*file = abc_file_new(); abc_method_body_t*c = 0; - abc_class_t*cls = abc_NewClass(file, "rfx:MainTimeline", "flash.display:MovieClip"); + abc_class_t*cls = abc_class_new(file, "rfx::MainTimeline", "flash.display::MovieClip"); + abc_class_protectedNS(cls, "rfx::MainTimeline"); TAG*abctag = swf_InsertTagBefore(swf, swf->firstTag, ST_DOABC); @@ -1464,7 +1573,7 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) swf_SetU16(tag, 0); swf_SetString(tag, "rfx.MainTimeline"); - c = abc_AddStaticConstructor(cls, "void", 0); + c = abc_class_staticconstructor(cls, 0, 0); c->max_stack = 1; c->local_count = 1; c->init_scope_depth = 9; @@ -1474,8 +1583,7 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_pushscope(c); abc_returnvoid(c); - - c = abc_AddConstructor(cls, 0, 0); + c = abc_class_constructor(cls, 0, 0); c->max_stack = 3; c->local_count = 1; c->init_scope_depth = 10; @@ -1487,17 +1595,17 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_getlocal_0(c); abc_constructsuper(c,0); - abc_getlex(c, "[package]flash.system:Security"); + abc_getlex(c, "[package]flash.system::Security"); abc_pushstring(c, "*"); - abc_callpropvoid(c, "[package]:allowDomain", 1); + abc_callpropvoid(c, "[package]::allowDomain", 1); if(stop_each_frame) { int i; for(i=0;iid == ST_DEFINEBUTTON || tag->id == ST_DEFINEBUTTON2) { char buttonname[80]; char functionname[80]; - sprintf(buttonname, ":button%d", swf_GetDefineID(tag)); + sprintf(buttonname, "::button%d", swf_GetDefineID(tag)); //sprintf(functionname, ":clickLink%d", swf_GetDefineID(t)); - sprintf(functionname, ":clickLink1"); + sprintf(functionname, "::clickLink1"); abc_getlex(c,buttonname); - abc_getlex(c,"flash.events:MouseEvent"); - abc_getproperty(c, ":CLICK"); + abc_getlex(c,"flash.events::MouseEvent"); + abc_getproperty(c, "::CLICK"); abc_getlex(c,functionname); - abc_callpropvoid(c, ":addEventListener" ,2); + abc_callpropvoid(c, "::addEventListener" ,2); } tag = tag->next; } @@ -1521,7 +1629,7 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_returnvoid(c); if(stop_each_frame) { - c = abc_AddMethod(cls, 0, "[packageinternal]rfx:stopframe", 0); + c = abc_class_method(cls, 0, "[packageinternal]rfx::stopframe", 0); c->max_stack = 3; c->local_count = 1; c->init_scope_depth = 10; @@ -1529,8 +1637,8 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_getlocal_0(c); abc_pushscope(c); - abc_findpropstrict(c, "[package]:stop"); - abc_callpropvoid(c, "[package]:stop", 0); + abc_findpropstrict(c, "[package]::stop"); + abc_callpropvoid(c, "[package]::stop", 0); abc_returnvoid(c); } @@ -1539,28 +1647,28 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) if(tag->id == ST_DEFINEBUTTON || tag->id == ST_DEFINEBUTTON2) { char buttonname[80]; sprintf(buttonname, ":button%d", swf_GetDefineID(tag)); - abc_AddSlot(cls, buttonname, 0, "flash.display:SimpleButton"); + abc_AddSlot(cls, buttonname, 0, "flash.display::SimpleButton"); } tag = tag->next; } - c = abc_AddMethod(cls, ":void", ":clickLink1", 1, "flash.events:MouseEvent"); + c = abc_class_method(cls, "::void", "::clickLink1", 1, "flash.events::MouseEvent"); c->max_stack = 3; c->local_count = 2; c->init_scope_depth = 10; c->max_scope_depth = 11; abc_getlocal_0(c); abc_pushscope(c); - abc_findpropstrict(c,"flash.net:navigateToURL"); - abc_findpropstrict(c,"flash.net:URLRequest"); + abc_findpropstrict(c,"flash.net::navigateToURL"); + abc_findpropstrict(c,"flash.net::URLRequest"); abc_pushstring(c,"http://www.quiss.org/"); //abc_pushstring(c,"file:///home/kramm/c/swftools/lib/modules/test2.html"); - abc_constructprop(c,"flash.net:URLRequest", 1); - abc_callpropvoid(c,"flash.net:navigateToURL", 1); + abc_constructprop(c,"flash.net::URLRequest", 1); + abc_callpropvoid(c,"flash.net::navigateToURL", 1); abc_returnvoid(c); - abc_script_t*s = abc_AddInitScript(file, 0, 0); + abc_script_t*s = abc_initscript(file, 0, 0); c = (abc_method_body_t*)dict_getdata(file->method_bodies, s->method->method_body_index); c->max_stack = 2; c->local_count = 1; @@ -1569,21 +1677,21 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_getlocal_0(c); abc_pushscope(c); abc_getscopeobject(c, 0); - abc_getlex(c,":Object"); + abc_getlex(c,"::Object"); abc_pushscope(c); - abc_getlex(c,"flash.events:EventDispatcher"); + abc_getlex(c,"flash.events::EventDispatcher"); abc_pushscope(c); - abc_getlex(c,"flash.display:DisplayObject"); + abc_getlex(c,"flash.display::DisplayObject"); abc_pushscope(c); - abc_getlex(c,"flash.display:InteractiveObject"); + abc_getlex(c,"flash.display::InteractiveObject"); abc_pushscope(c); - abc_getlex(c,"flash.display:DisplayObjectContainer"); + abc_getlex(c,"flash.display::DisplayObjectContainer"); abc_pushscope(c); - abc_getlex(c,"flash.display:Sprite"); + abc_getlex(c,"flash.display::Sprite"); abc_pushscope(c); - abc_getlex(c,"flash.display:MovieClip"); + abc_getlex(c,"flash.display::MovieClip"); abc_pushscope(c); - abc_getlex(c,"flash.display:MovieClip"); + abc_getlex(c,"flash.display::MovieClip"); abc_newclass(c,cls); abc_popscope(c); abc_popscope(c); @@ -1592,11 +1700,11 @@ void swf_AddButtonLinks(SWF*swf, char stop_each_frame) abc_popscope(c); abc_popscope(c); abc_popscope(c); - abc_initproperty(c,"rfx:MainTimeline"); + abc_initproperty(c,"rfx::MainTimeline"); abc_returnvoid(c); //abc_method_body_addClassTrait(c, "rfx:MainTimeline", 1, cls); - abc_initscript_addClassTrait(s, "rfx:MainTimeline", 1, cls); + abc_initscript_addClassTrait(s, "rfx::MainTimeline", 1, cls); swf_WriteABC(abctag, file); } diff --git a/lib/modules/swfabc.h b/lib/modules/swfabc.h new file mode 100644 index 0000000..94d8300 --- /dev/null +++ b/lib/modules/swfabc.h @@ -0,0 +1,162 @@ +#ifndef __swfabc_h__ +#define __swfabc_h__ + +#define DECLARE(x) struct _##x;typedef struct _##x x##_t; +#define DECLARE_LIST(x) \ +struct _##x##_list { \ + struct _##x* x; \ + struct _##x##_list*next; \ +}; \ +typedef struct _##x##_list x##_list_t; \ + +DECLARE(abc_file); +DECLARE(abc_method_body); +DECLARE(abc_interface); +DECLARE(abc_multiname); +DECLARE(abc_namespace); + +DECLARE_LIST(abc_multiname); + +typedef struct _abc_method { + abc_multiname_t*return_type; + abc_multiname_list_t*parameters; + const char*name; + U8 flags; + + int index; + int method_body_index; +} abc_method_t; + +typedef enum multiname_type +{QNAME=0x07, + QNAMEA=0x0D, + RTQNAME=0x0F, + RTQNAMEA=0x10, + RTQNAMEL=0x11, + RTQNAMELA=0x12, + MULTINAME=0x09, + MULTINAMEA=0x0E, + MULTINAMEL=0x1B, + MULTINAMELA=0x1C +} multiname_type_t; + +struct _abc_namespace { + U8 access; + char*name; +}; + +struct _abc_multiname { + multiname_type_t type; + abc_namespace_t*ns; + const char*namespace_set_name; // FIXME should be a struct + const char*name; +}; + +typedef struct _dict_entry { + const char*name; + void*data; +} dict_entry_t; + +typedef struct _dict { + int num; + int size; + dict_entry_t*d; +} dict_t; + +struct _abc_file { + + // contant_pool + + dict_t*ints; + dict_t*uints; + dict_t*floats; + dict_t*strings; + dict_t*namespaces; + dict_t*namespace_sets; + dict_t*sets; + dict_t*multinames; + + // abc_file + + dict_t*methods; + dict_t*classes; + dict_t*scripts; + dict_t*method_bodies; +}; + +abc_file_t*abc_file_new(); + +typedef struct _abc_trait { + unsigned char type; + int name_index; + + union { + int disp_id; + int slot_id; + int data1; + }; + union { + int nr; + int cls; + int type_index; + int data2; + }; + int vindex; + int vkind; +} abc_trait_t; + +typedef struct _abc_class { + int index; + abc_file_t*pool; + + const char*classname; + const char*superclass; + const char*protectedNS; + + abc_multiname_list_t*interfaces; + + int iinit; + U8 flags; + + int static_constructor_index; + dict_t*static_constructor_traits; + + dict_t*traits; +} abc_class_t; + +abc_class_t* abc_class_new(abc_file_t*pool, char*classname, char*superclass); +void abc_class_sealed(abc_class_t*c); +void abc_class_final(abc_class_t*c); +void abc_class_interface(abc_class_t*c); +void abc_class_protectedNS(abc_class_t*c, char*namespace); + +abc_method_body_t* abc_class_staticconstructor(abc_class_t*cls, char*returntype, int num_params, ...); +abc_method_body_t* abc_class_constructor(abc_class_t*cls, char*returntype, int num_params, ...); +abc_method_body_t* abc_class_method(abc_class_t*cls, char*returntype, char*name, int num_params, ...); + +struct _abc_method_body { + int index; + abc_file_t*pool; + //abc_class_t*cls; + abc_method_t*method; + TAG*tag; + int max_stack; + int local_count; + int init_scope_depth; + int max_scope_depth; + int exception_count; + dict_t*traits; +}; + +typedef struct _abc_label { +} abc_label_t; + +typedef struct _abc_script { + abc_method_t*method; + abc_file_t*pool; + dict_t*traits; +} abc_script_t; + +abc_script_t* abc_initscript(abc_file_t*pool, char*returntype, int num_params, ...); + +#endif -- 1.7.10.4