Extension module for the rfxswf library.
Part of the swftools package.
- Copyright (c) 2007 Alessandro Molina
Copyright (c) 2007,2008 Matthias Kramm <kramm@quiss.org>
This program is free software; you can redistribute it and/or modify
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <stdarg.h>
+#include <assert.h>
#include "../rfxswf.h"
+#include "swfabc.h"
-static unsigned AVM2_uint32toU30(unsigned val, char * out)
-{
- unsigned len = 0;
-
- while(val) {
- out[len++] = (val&~0x7f?0x80:0) | (val & 0x7F);
- val >>= 7;
- }
-
- return len;
-}
-
-void AVM2_InsertStops(SWF*swf)
-{
- TAG * t;
-
- //MAIN AS3 CLASS INIT
- unsigned frame_nums = 0;
-
- /* Count number of pages to set up stop callback for every frame */
- t = swf->firstTag;
- while(t) {
- if (t->id == ST_SHOWFRAME) ++frame_nums;
- t = t->next;
- }
-
- TAG * classCall = swf_InsertTagBefore(swf, swf->firstTag, ST_SYMBOLCLASS);
- swf_SetU16(classCall, 1); // number of symbols
- swf_SetU16(classCall, 0); // object id
- swf_SetString(classCall, "stop_fla:MainTimeline"); // class to associate with the symbol
-
- //0x52 is the Flash9 equivalent to DoAction
- char init_pool[322] = {
- 0x01,0x00,0x00,0x00, /* Flag Parameter to ST_DOABC (1 = lazy load)*/
- 0x00, /* 0 terminated class name */
- 0x10,0x00,0x2e,0x00, /* ABC file magic number (minor version, major version) */
- 0x00, /* zero integers */
- 0x00, /* zero unsigned integers */
- 0x00, /* zero doubles */
-
- 0x11, /* 16 strings (+1) */
- 0x08, 's','t','o','p','_','f','l','a',
- 0x0c, 'M','a','i','n','T','i','m','e','l','i','n','e',
- 0x0d, 'f','l','a','s','h','.','d','i','s','p','l','a','y',
- 0x09, 'M','o','v','i','e','C','l','i','p',
- 0x15, 's','t','o','p','_','f','l','a',':','M','a','i','n','T','i','m','e','l','i','n','e',
- 0x06, 'd','o','s','t','o','p',
- 0x00, // Empty string: ref. to the global namespace
- 0x04, 's','t','o','p',
- 0x0e, 'a','d','d','F','r','a','m','e','S','c','r','i','p','t',
- 0x06, 'O','b','j','e','c','t',
- 0x0c, 'f','l','a','s','h','.','e','v','e','n','t','s',
- 0x0f, 'E','v','e','n','t','D','i','s','p','a','t','c','h','e','r',
- 0x0d, 'D','i','s','p','l','a','y','O','b','j','e','c','t',
- 0x11, 'I','n','t','e','r','a','c','t','i','v','e','O','b','j','e','c','t',
- 0x16, 'D','i','s','p','l','a','y','O','b','j','e','c','t','C','o','n','t','a','i','n','e','r',
- 0x06, 'S','p','r','i','t','e',
-
- 0x07, /* 6 namespaces (+1) */
- 0x16,0x01, /* kind: CONSTANT_PackageNamespace, ref. to: stop_fla */
- 0x16,0x03, /* kind: CONSTANT_PackageNamespace, ref. to: flash.display */
- 0x18,0x05, /* kind: CONSTANT_ProtectedNamespace, ref. to: stop_fla:MainTimeline */
- 0x17,0x01, /* kind: CONSTANT_PackageInternalNs, ref. to: MainTimeline */
- 0x16,0x07, /* kind: CONSTANT_PackageNamespace, ref. to the global namespace */
- 0x16,0x0b, /* kind: CONSTANT_PackageNamespace, ref. to: flash.events */
-
- 0x00, /* zero namespace sets */
-
- 0x0c, /* 11 MultiNames (+1) */
- /* 1st value: Multiname kind (0x07 = Qualified Name, a multiname with 1 namespace, refers to a method)
- 2nd value: refers to namespace name index in the namespace table
- 3rd value: refers to method name index in the string table */
- 0x07,0x01,0x02, /* stop_fla:MainTimeLine */
- 0x07,0x02,0x04, /* flash.display:MovieClip */
- 0x07,0x04,0x06, /* <4th namespace>:dostop */
- 0x07,0x05,0x08, /* <global>:stop */
- 0x07,0x05,0x09, /* <global>:addFrameScript */
- 0x07,0x05,0x0a, /* <global>:Object */
- 0x07,0x06,0x0c, /* flash.events:EventDispatcher */
- 0x07,0x02,0x0d, /* flash.display:DisplayObject */
- 0x07,0x02,0x0e, /* flash.display:InteractiveObject */
- 0x07,0x02,0x0f, /* flash.display:DisplayObjectContainer */
- 0x07,0x02,0x10, /* flash.display:Sprite */
-
- 0x04, /* 4 Methods */
- /* METHOD 1 */
- 0x00,0x00,0x00,0x00, /* No params (nor params types), no return type, no method name, flags */
- 0x00,0x00,0x00,0x00, /* No params (nor params types), no return type, no method name, flags */
- 0x00,0x00,0x00,0x00, /* No params (nor params types), no return type, no method name, flags */
- 0x00,0x00,0x00,0x00, /* No params (nor params types), no return type, no method name, flags */
-
- 0x00, /* Zero Metadata */
-
- 0x01, /* 1 Class */
- 0x01, /* Name: ref. to multiname no. 1 (MainTimeline) */
- 0x02, /* Super_name (base class): ref. to multiname no. 2 (flash.display) */
- 0x08, /* Flags: 0x08 value indicates that it uses its protected namespace (and make next field exists) */
- 0x03, /* Ref. to namespace no. 3 (MainTimeline, protected namespace for this class) */
- 0x00, /* No. of interfaces: there are no interfaces (nor interface definition) */
- 0x02, /* Initializer index: ref. to method no. 2 */
- 0x01, /* No. of traits */
- /* Trait section */
- 0x03, /* Name: ref. to multiname no. 3 (stop) */
- 0x01, /* 0000: no attributes (nor metadata in the next subsection);
- then 1: type is Trait_Method */
- /* Trait_method section */
- 0x00, /* NO optimization for virtual calls */
- 0x01, /* Ref. to method no. 1 */
- /* HERE FOLLOW THE CLASS DATA */
- 0x00, /* Ref. to method no. 0 as static initializer for this class */
- 0x00, /* No. of traits for this class (no ones) */
-
- 0x01, /* 1 Script */
- 0x03, /* Ref. to method no. 3, invoked prior to any other code in the script */
- 0x01, /* No. of traits */
- /* Trait section */
- 0x01, /* Name: ref. to multiname no. 1 (flash.display:MovieClip) */
- 0x04, /* 0000: no attributes (nor metadata in the next subsection);
- then 4: type is Trait_Class*/
- /* Trait_class section */
- 0x01, /* Slot ID where the trait resides */
- 0x00, /* Class index (there is only one class)*/
-
- 0x04, /* Method body count: there are 4 method bodies */
- /* HERE FOLLOW THE METHOD BODY DATA */
- 0x00, /* Method index, ref. to method no. 0 */
- 0x01, /* Max stack slots the method can use */
- 0x01, /* No. of registers +1 the method can use: this one cannot use registers */
- 0x09,0x0a, /* Min and max scope depth the method can access*/
- 0x03, /* Code length (in bytes) */
- /* The actual method code:
- this is the function stop_fla::MainTimeline$cinit()*/
- 0xd0,0x30,0x47,
- 0x00, /* No. of exceptions (no exceptions) */
- 0x00, /* No. of traits (no traits) */
-
- 0x01, /* Method index, ref. to method no. 1 */
- 0x01, /* Max stack slots the method can use */
- 0x01, /* No. of registers +1 the method can use: this one cannot use registers */
- 0x0a,0x0b, /* Min and max scope depth the method can access*/
- 0x08, /* Code length (in bytes) */
- /* The actual method code:
- this is the function stop_fla::dostop(),
- the one that actually executes the stop() */
- 0xd0,0x30,0x5d,0x04,0x4f,0x04,0x00,0x47,
- 0x00, /* No. of exceptions (no exceptions) */
- 0x00, /* No. of traits (no traits) */
- };
-
- /* Header of stop_fla::MainTimeline() method */
- char constructor_header[5] = {
- 0x02, /* Method index, ref. to method no. 2 */
- 0x03, /* Max stack slots the method can use */
- 0x01, /* No. of registers +1 the method can use: this one cannot use registers */
- 0x0a,0x0b /* Min and max scope depth the method can access*/
- };
-
- char constructor_first[5] = {
- /* The actual method code:
- This is the function stop_fla::MainTimeline()
- Does: calls the super constructor for class #0 (MainTimeline),
- then puts on the stack the object, namespace and name of the arguments
- needed by the addFrameScripts, then calls the addFrameScripts
- */
- 0xd0, /* getlocal0 */
- 0x30, /* pushscope */
- 0xd0, /* getlocal0 */
- 0x49, /* constructsuper */
- 0x00 /* 0 */
- };
-
- char constructor_frame_register[10] = {
- 0x5d, /* findpropstrict */
- 0x05, /* 'addFrameScript' */
- 0x25, /* pushshort */
- 0x00, /* frame number for pushshort */
- 0x02, /* NOP (hack to write u30 value of frame number when > 127) */
- 0x60, /* getlex */
- 0x03, /* 'stop_fla::dostop' */
- 0x4f, /* callpropvoid */
- 0x05, /* 'addFrameScript' */
- 0x02 /* 2*/
- };
-
- char constructor_return[3] = {
- 0x47, /* returnvoid */
- 0x00, /* No. of exceptions (no exceptions) */
- 0x00, /* No. of traits (no traits) */
- };
-
- char script_init_pool[47] = {
- 0x03, /* Method index, ref. to method no. 3 */
- 0x02, /* Max stack slots the method can use */
- 0x01, /* No. of registers +1 the method can use: this one cannot use registers */
- 0x01,0x09, /* Min and max scope depth the method can access*/
- 0x27, /* Code length (in bytes) */
- /* The actual method code:
- this is the function script0$init() */
- 0xd0,0x30,0x65,0x00,0x60,0x06,0x30,0x60,0x07,0x30,0x60,0x08,0x30,0x60,0x09,0x30,0x60,0x0a,0x30,0x60,
- 0x0b,0x30,0x60,0x02,0x30,0x60,0x02,0x58,0x00,0x1d,0x1d,0x1d,0x1d,0x1d,0x1d,0x1d,0x68,0x01,0x47,
- 0x00, /* No. of exceptions (no exceptions) */
- 0x00 /* No. of traits (no traits) */
- };
- /* END OF THE ABCFILE (Actionscript Byte Code) */
-
- char code_len[5] = {0, };
- unsigned clen_len = AVM2_uint32toU30((6 + sizeof(constructor_frame_register) * frame_nums), code_len);
- unsigned i, offset = 0;
-
- TAG *classInit = swf_InsertTagBefore(swf, swf->firstTag, ST_DOABC);
-
- /* Copy the environment Initialization code */
- swf_SetBlock(classInit, (U8*)init_pool,sizeof(init_pool));
- /* Copy Constructor Method header */
- swf_SetBlock(classInit, (U8*)constructor_header, sizeof(constructor_header));
- /* Add Code block size (u30) to the method header */
- swf_SetBlock(classInit, (U8*)code_len, clen_len);
-
- /* Copy Constructor Method body first part */
- swf_SetBlock(classInit, (U8*)constructor_first, sizeof(constructor_first));
-
- /* Register the callback for every frame */
- for (i = 0; i < frame_nums; ++i) {
- AVM2_uint32toU30(i,constructor_frame_register + 3); // Write current frame number
- swf_SetBlock(classInit, (U8*)constructor_frame_register, sizeof(constructor_frame_register));
- }
-
- /* Copy Constructor method body ending, just a return */
- swf_SetBlock(classInit, (U8*)constructor_return, sizeof(constructor_return));
-
- /* Copy the script init code */
- swf_SetBlock(classInit, (U8*)script_init_pool, sizeof(script_init_pool));
-}
-
-void AVM2_InsertButtonLink(SWF*swf)
-{
- unsigned char displayEventCode[] = {
- // button.dispatchEvent(new Event("pdflinkdown"),true,true)
-
- 0x01, 0x00, 0x00, 0x00, //flags
- 0x00,
- 0x10, 0x00, 0x2e, 0x00, //version
- 0x00, //no ints
- 0x00, //no uints
- 0x00, //no floats
- 0x14, //19 strings
- 0x17, 'e','v','e','n','t','_','o','h','n','e','_','l','i','s','t','e','n','e','r','_','f','l','a',
- 0x0c, 'M','a','i','n','t','i','m','e','l','i','n','e',
- 0x0d, 'f','l','a','s','h','.','d','i','s','p','l','a','y',
- 0x09, 'M','o','v','i','e','c','l','i','p',
- 0x24, 'e','v','e','n','t','_','o','h','n','e','_','l','i','s','t','e','n','e','r','_','f','l','a',':','M','a','i','n','t','i','m','e','l','i','n','e',
- 0x00,
- 0x06, 'b','u','t','t','o','n',
- 0x06, 'f','r','a','m','e','1',
- 0x0c, 'f','l','a','s','h','.','e','v','e','n','t','s',
- 0x05, 'E','v','e','n','t',
- 0x0b, 'p','d','f','l','i','n','k','d','o','w','n',
- 0x0d, 'd','i','s','p','a','t','c','h','E','v','e','n','t',
- 0x0e, 'a','d','d','F','r','a','m','e','S','c','r','i','p','t',
- 0x06, 'O','b','j','e','c','t',
- 0x0f, 'E','v','e','n','t','d','i','s','p','a','t','c','h','e','r',
- 0x0d, 'D','i','s','p','l','a','y','O','b','j','e','c','t',
- 0x11, 'I','n','t','e','r','a','c','t','i','v','e','O','b','j','e','c','t',
- 0x16, 'D','i','s','p','l','a','y','O','b','j','e','c','t','C','o','n','t','a','i','n','e','r',
- 0x06, 'S','p','r','i','t','e',
-
- 0x07, // 6 namespaces
- 0x16, 0x01,
- 0x16, 0x03,
- 0x18, 0x05,
- 0x16, 0x06,
- 0x17, 0x01,
- 0x16, 0x09,
-
- 0x00, //zero namespace sets
-
- 0x0e, //13 multinames
- 0x07, 0x01, 0x02,
- 0x07, 0x02, 0x04,
- 0x07, 0x04, 0x07,
- 0x07, 0x05, 0x08,
- 0x07, 0x06, 0x0a,
- 0x07, 0x04, 0x0c,
- 0x07, 0x04, 0x0d,
- 0x07, 0x04, 0x0e,
- 0x07, 0x06, 0x0f,
- 0x07, 0x02, 0x10,
- 0x07, 0x02, 0x11,
- 0x07, 0x02, 0x12,
- 0x07, 0x02, 0x13,
-
- 0x04, // 4 methods
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
-
- 0x00, // zero metadata
-
- 0x01, // 1 class
- 0x01, 0x02, 0x08, 0x03, 0x00, 0x02,
- 0x02, // 2 traits
- 0x03, 0x00, // name, slot
- 0x00, 0x02, 0x00,
- 0x04, 0x01, // name, method,
- 0x00, 0x01,
- 0x00, // ref to method 0 (initializer)
- 0x00, // no traits
-
- 0x01, // 1 script
- 0x03, 0x01, 0x01, 0x04, 0x01, 0x00,
-
- 0x04, // 4 method bodies
- // method 1
- 0x00, 0x01, 0x01, 0x09, 0x0a,
- 0x03, 0xd0, 0x30, 0x47, // code
- 0x00, 0x00,
- // method 2
- 0x01, 0x05, 0x01, 0x0a, 0x0b,
- 0x11, 0xd0, 0x30, 0x60, 0x03, 0x5d, 0x05, 0x2c, 0x0b, 0x26, 0x26, 0x4a, 0x05, 0x03, 0x4f, 0x06, 0x01, 0x47, // code
- 0x00, 0x00,
- // method 3
- 0x02, 0x03, 0x01, 0x0a, 0x0b,
- 0x0f, 0xd0, 0x30, 0xd0, 0x49, 0x00, 0x5d, 0x07, 0x24, 0x00, 0x60, 0x04, 0x4f, 0x07, 0x02, 0x47, // code
- 0x00, 0x00,
- // method 4
- 0x03, 0x02, 0x01, 0x01, 0x09,
- 0x27, 0xd0, 0x30, 0x65, 0x00, 0x60, 0x08, 0x30, 0x60, 0x09, 0x30, 0x60, 0x0a, 0x30, 0x60, 0x0b, //code
- 0x30, 0x60, 0x0c, 0x30, 0x60, 0x0d, 0x30, 0x60, 0x02, 0x30, 0x60, 0x02, 0x58, 0x00, 0x1d, 0x1d,
- 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x68, 0x01, 0x47,
- 0x00, 0x00,
- };
-}
-
-int swf_GetU30(TAG*tag)
-{
- U32 shift = 0;
- U32 s = 0;
- while(1) {
- U8 b = swf_GetU8(tag);
- s|=(b&127)<<shift;
- shift+=7;
- if(!(b&128))
- break;
- }
- return s;
-}
-
-int swf_GetS30(TAG*tag)
-{
- U32 shift = 0;
- U32 s = 0;
- while(1) {
- U8 b = swf_GetU8(tag);
- s|=(b&127)<<shift;
- shift+=7;
- if(!(b&128)) {
- if(b&64) {
- s|=0xffffffff<<shift;
- }
- break;
- }
- }
- return s;
-}
-
-double swf_GetD64(TAG*tag)
-{
- U32 b[2];
-
- b[0] = swf_GetU32(tag);
- b[1] = swf_GetU32(tag);
-
- return 0.0;
-}
-
-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 {
- int namespace_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;
-
+char stringbuffer[2048];
dict_t* dict_new() {
dict_t*d = malloc(sizeof(dict_t));
memset(d, 0, sizeof(dict_t));
return d;
}
+
+void dict_free(dict_t*dict) {
+ if(dict->d)
+ free(dict->d);dict->d = 0;
+ free(dict);
+}
+
const char*dict_getstr(dict_t*dict, int nr) {
if(nr > dict->num || nr<0) {
printf("error: reference to string %d in dict\n");
}
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;t<dict->num;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;
}
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 _abc_file_t {
+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;
+}
- // contant_pool
+int swf_GetU30(TAG*tag)
+{
+ U32 shift = 0;
+ U32 s = 0;
+ while(1) {
+ U8 b = swf_GetU8(tag);
+ s|=(b&127)<<shift;
+ shift+=7;
+ if(!(b&128))
+ break;
+ }
+ return s;
+}
- 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;
+int swf_GetS30(TAG*tag)
+{
+ U32 shift = 0;
+ U32 s = 0;
+ while(1) {
+ U8 b = swf_GetU8(tag);
+ s|=(b&127)<<shift;
+ shift+=7;
+ if(!(b&128)) {
+ if(b&64) {
+ s|=0xffffffff<<shift;
+ }
+ break;
+ }
+ }
+ return s;
+}
- // abc_file
+double swf_GetD64(TAG*tag)
+{
+ double value = *(double*)&tag->data[tag->pos];
+ swf_GetU32(tag);
+ swf_GetU32(tag);
+ return value;
+}
- 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;
- U32 data1;
- U32 data2;
- int vindex;
- int vkind;
-} abc_trait_t;
-
-typedef struct _abc_class {
- int index;
- abc_file_t*abc;
- const char*name;
- int classname_index;
- int superclass_index;
- int ns_index;
- int iinit;
- int cinit;
- dict_t*traits;
-} abc_class_t;
-
-typedef struct _abc_code {
- int index;
- abc_file_t*abc;
- //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_code_t;
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[]={
int b3 = swf_GetU8(tag);
return b3<<16|b2<<8|b1;
}
+int swf_GetS24(TAG*tag)
+{
+ int b1 = swf_GetU8(tag);
+ int b2 = swf_GetU8(tag);
+ int b3 = swf_GetU8(tag);
+ if(b3&0x80) {
+ return -1-((b3<<16|b2<<8|b1)^0xffffff);
+ } else {
+ return b3<<16|b2<<8|b1;
+ }
+}
static int parse_code(TAG*tag, int len, abc_file_t*pool, char*prefix)
{
int end=tag->pos+len;
printf("[method%d]", n);
} else if(*p == 'c') {
int n = swf_GetU30(tag);
- printf("[classinfo%d]", n);
+ abc_class_t*cls = (abc_class_t*)dict_getdata(pool->classes, n);
+ printf("[classinfo%d %s]", n, cls->classname);
} else if(*p == 'i') {
int n = swf_GetU30(tag);
printf("[methodbody%d]", n);
int b = swf_GetU8(tag);
printf("%02x", b);
} else if(*p == 'j') {
- printf("%d", swf_GetU24(tag));
+ printf("%d", swf_GetS24(tag));
} else if(*p == 's') {
const char*s = dict_getstr(pool->strings, swf_GetU30(tag));
printf("\"%s\"", s);
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) {
return;
}
abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, nr);
- printf("%s%s %s %s%s\n", prefix, type, dict_getstr(pool->multinames,m->return_type_index), name, m->paramstr);
- abc_code_t*c = (abc_code_t*)dict_getdata(pool->method_bodies, m->method_body_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 %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);
printf("%s[%d %d %d %d %d]\n", prefix, c->max_stack, c->local_count, c->init_scope_depth, c->max_scope_depth, c->exception_count);
swf_SetTagPos(c->tag, 0);
char prefix2[80];
sprintf(prefix2, "%s ", prefix);
+ if(c->traits)
+ dump_traits(prefix, c->traits, pool);
printf("%s{\n", prefix);
parse_code(c->tag, c->tag->len, pool,prefix2);
- printf("%s}\n", prefix);
+ printf("%s}\n\n", prefix);
}
//#define DEBUG
#define TRAIT_SETTER 3
#define TRAIT_CLASS 4
#define TRAIT_FUNCTION 5
-static dict_t* parse_traits(char*prefix, TAG*tag, abc_file_t*pool, char print)
+#define TRAIT_CONST 6
+
+static dict_t* traits_parse(TAG*tag, abc_file_t*pool)
{
int num_traits = swf_GetU30(tag);
dict_t*traits = dict_new();
if(num_traits) {
DEBUG printf("%d traits\n", num_traits);
}
+
for(t=0;t<num_traits;t++) {
abc_trait_t*trait = malloc(sizeof(abc_trait_t));
memset(trait, 0, sizeof(abc_trait_t));
dict_append(traits, 0, trait);
- int name_index = swf_GetU30(tag);
- const char*name = dict_getstr(pool->multinames, name_index);
- U8 kind = swf_GetU8(tag);
+ trait->name_index = swf_GetU30(tag);
+ const char*name = dict_getstr(pool->multinames, trait->name_index);
+ U8 kind = trait->type = swf_GetU8(tag);
U8 attributes = kind&0xf0;
kind&=0x0f;
DEBUG printf(" trait %d) %s type=%02x\n", t, name, kind);
if(kind == 1 || kind == 2 || kind == 3) { // method / getter / setter
- int disp_id = swf_GetU30(tag);
- int nr = swf_GetU30(tag);
- DEBUG printf(" %smethod %d %d %s\n", prefix, nr, disp_id, ((abc_method_t*)dict_getdata(pool->methods, nr))->paramstr);
- if(print) dump_method(prefix, kind==1?"method":(kind==2?"getter":"setter"), name, nr, pool);
+ trait->disp_id = swf_GetU30(tag);
+ trait->nr = swf_GetU30(tag);
+ DEBUG printf(" method/getter/setter\n");
} else if(kind == 5) { // function
- int slot_id = swf_GetU30(tag);
- int nr = swf_GetU30(tag);
- if(print) dump_method(prefix, "function", name, nr, pool);
+ trait->slot_id = swf_GetU30(tag);
+ trait->nr = swf_GetU30(tag);
} else if(kind == 4) { // class
- int slot_id = swf_GetU30(tag);
- int cls = swf_GetU30(tag);
- if(print) printf(" %sclass %s %d %d\n", prefix, name, slot_id, cls);
+ trait->slot_id = swf_GetU30(tag);
+ 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
- int slot_id = swf_GetU30(tag);
+ /* 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));
- int vindex = swf_GetU30(tag);
- if(vindex) {
- U8 vkind = swf_GetU8(tag);
+ trait->vindex = swf_GetU30(tag);
+ if(trait->vindex) {
+ trait->vkind = swf_GetU8(tag);
}
- if(print) printf(" %sslot %s %d %s (vindex=%d)\n", prefix, name, slot_id, type_name, vindex);
+ DEBUG printf(" slot %s %d %s (vindex=%d)\n", name, trait->slot_id, type_name, trait->vindex);
} else {
printf(" can't parse trait type %d\n", kind);
return 0;
return traits;
}
+static void dump_traits(const char*prefix, dict_t*traits, abc_file_t*pool)
+{
+ int num_traits = traits->num;
+ int t;
+ for(t=0;t<num_traits;t++) {
+ abc_trait_t*trait = (abc_trait_t*)dict_getdata(traits, t);
+ const char*name = dict_getstr(pool->multinames, trait->name_index);
+ U8 kind = trait->type;
+ U8 attributes = kind&0xf0;
+ kind&=0x0f;
+ if(kind == TRAIT_METHOD) {
+ dump_method(prefix, "method", name, trait->nr, pool);
+ } else if(kind == TRAIT_GETTER) {
+ dump_method(prefix, "getter", name, trait->nr, pool);
+ } else if(kind == TRAIT_SETTER) {
+ dump_method(prefix, "setter", name, trait->nr, pool);
+ } else if(kind == TRAIT_FUNCTION) { // function
+ dump_method(prefix, "function", name, trait->nr, pool);
+ } else if(kind == TRAIT_CLASS) { // class
+ abc_class_t*cls = (abc_class_t*)dict_getdata(pool->classes, trait->cls);
+ 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->classname);
+ }
+ } else if(kind == TRAIT_SLOT || kind == TRAIT_CONST) { // slot, const
+ int slot_id = trait->slot_id;
+ const char*type_name = dict_getstr(pool->multinames, trait->type_index);
+ printf("%sslot %s %d %s (vindex=%d)\n", prefix, name, trait->slot_id, type_name, trait->vindex);
+ } else {
+ printf(" can't dump trait type %d\n", kind);
+ }
+ }
+}
+
void swf_CopyData(TAG*to, TAG*from, int len)
{
unsigned char*data = malloc(len);
memset(f, 0, sizeof(abc_file_t));
f->ints = dict_new();
- dict_append(f->ints, 0, (void*)0);
+ dict_append(f->ints, 0, (void*)(ptroff_t)0);
f->uints = dict_new();
- dict_append(f->uints, 0, (void*)0);
+ dict_append(f->uints, 0, (void*)(ptroff_t)0);
f->floats = dict_new();
dict_append(f->floats, 0, 0);
f->strings = dict_new();
- dict_append(f->strings, "--<UNDEFINED>--", 0);
+ dict_append(f->strings, "--<UNDEFINED_STRING>--", 0);
f->namespaces = dict_new();
- dict_append(f->namespaces, "--<UNDEFINED>--", 0);
+ dict_append(f->namespaces, "--<UNDEFINED_NAMESPACE>--", 0);
f->namespace_sets = dict_new();
- dict_append(f->namespace_sets, "--<UNDEFINED>--", 0);
+ dict_append(f->namespace_sets, "--<UNDEFINED_NSSET>--", 0);
f->sets = dict_new();
- dict_append(f->sets, "--<UNDEFINED>--", 0);
+ dict_append(f->sets, "--<UNDEFINED_SET>--", 0);
f->multinames = dict_new();
- dict_append(f->multinames, "--<UNDEFINED>--", 0);
+ dict_append(f->multinames, "--<UNDEFINED_MULTINAME>--", 0);
// abc_file
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_DissassembleABC(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 flags = swf_GetU32(tag);
- int t;
- DEBUG printf("flags=%08x\n", flags);
- 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) {
+ if(strchr(n, ':')) {
+ fprintf(stderr, "Error: single ':' in name\n");
+ }
+ namespace = "";
+ name = n;
+ } else {
+ *p = 0;
+ namespace = n;
+ name = p+2;
+ if(strchr(namespace, ':')) {
+ fprintf(stderr, "Error: single ':' in namespace\n");
+ }
+ if(strchr(name, ':')) {
+ fprintf(stderr, "Error: single ':' in qualified name\n");
+ }
}
- int num_ints = swf_GetU30(tag);
- DEBUG printf("%d ints\n", num_ints);
- for(t=1;t<num_ints;t++) {
- S32 v = swf_GetU30(tag);
- DEBUG printf("int %d) %d\n", t, v);
- dict_append(pool->ints, 0, (void*)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;t<num_uints;t++) {
- U32 v = swf_GetS30(tag);
- DEBUG printf("uint %d) %d\n", t, v);
- dict_append(pool->uints, 0, (void*)v);
- }
-
- int num_floats = swf_GetU30(tag);
- DEBUG printf("%d floats\n", num_floats);
- for(t=1;t<num_floats;t++) {
- double d = swf_GetD64(tag);
- DEBUG printf("float %d) %f\n", t, d);
- dict_append(pool->floats, 0, 0);
- }
+ 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);
+}
+
+
+#define CLASS_SEALED 1
+#define CLASS_FINAL 2
+#define CLASS_INTERFACE 4
+#define CLASS_PROTECTED_NS 8
+
+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;
+}
+
+void abc_class_sealed(abc_class_t*c)
+{
+ c->flags |= CLASS_SEALED;
+}
+void abc_class_final(abc_class_t*c)
+{
+ c->flags |= CLASS_FINAL;
+}
+void abc_class_interface(abc_class_t*c)
+{
+ c->flags |= CLASS_INTERFACE;
+}
+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, int num_params, va_list va)
+{
+ /* construct code (method body) object */
+ abc_method_body_t* c = malloc(sizeof(abc_method_body_t));
+ memset(c, 0, sizeof(abc_method_body_t));
+ c->index = dict_append(pool->method_bodies, 0, c);
+ c->tag = swf_InsertTag(0,0);
+ c->pool = pool;
+ c->traits = dict_new();
+
+ /* construct method object */
+ abc_method_t* m = malloc(sizeof(abc_method_t));
+ memset(m, 0, sizeof(abc_method_t));
+ m->index = dict_append(pool->methods, 0, m);
+ if(returntype && strcmp(returntype, "void")) {
+ m->return_type = multiname_fromstring(pool, returntype);
+ } else {
+ m->return_type = 0;
+ }
+ int t;
+ for(t=0;t<num_params;t++) {
+ const char*param = va_arg(va, const char*);
+ list_append(&m->parameters, multiname_fromstring(pool, param));
+ }
+
+ /* crosslink the two objects */
+ m->method_body_index = c->index;
+ c->method = m;
+
+ return c;
+}
+
+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, num_params, va);
+ va_end(va);
+ cls->iinit = c->index;
+ return c;
+}
+
+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, num_params, va);
+ va_end(va);
+ cls->static_constructor_index = c->index;
+ return c;
+}
+
+abc_trait_t*trait_new(int type, int name_index, int data1, int data2, int vindex, int vkind)
+{
+ abc_trait_t*trait = malloc(sizeof(abc_trait_t));
+ memset(trait, 0, sizeof(abc_trait_t));
+ trait->type = type;
+ trait->name_index = name_index;
+ trait->data1 = data1;
+ trait->data2 = data2;
+ trait->vindex = vindex;
+ trait->vkind = vkind;
+ return trait;
+}
+
+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, 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;
+}
+
+void abc_AddSlot(abc_class_t*cls, char*name, int slot, char*multiname)
+{
+ abc_file_t*pool = cls->pool;
+ int i = multiname_index(pool, name);
+ dict_append(cls->traits, 0, trait_new(TRAIT_SLOT, i, slot, multiname_index(pool, multiname), 0, 0));
+}
+
+void abc_method_body_addClassTrait(abc_method_body_t*code, char*multiname, int slotid, abc_class_t*cls)
+{
+ abc_file_t*pool = code->pool;
+ int i = multiname_index(pool, multiname);
+ abc_trait_t*trait = trait_new(TRAIT_CLASS, i, slotid, cls->index, 0, 0);
+ dict_append(code->traits, 0, trait);
+}
+
+/* notice: traits of a method (body) belonging to an init script
+ and traits of the init script are *not* the same thing */
+void abc_initscript_addClassTrait(abc_script_t*script, char*multiname, int slotid, abc_class_t*cls)
+{
+ abc_file_t*pool = script->pool;
+ int i = multiname_index(pool, multiname);
+ abc_trait_t*trait = trait_new(TRAIT_CLASS, i, slotid, cls->index, 0, 0);
+ dict_append(script->traits, 0, trait);
+}
+
+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, num_params, va);
+ abc_script_t* s = malloc(sizeof(abc_script_t));
+ s->method = c->method;
+ s->traits = dict_new();
+ s->pool = pool;
+ dict_append(pool->scripts, 0, s);
+ va_end(va);
+ return s;
+}
+
+void swf_SetU30(TAG*tag, U32 u)
+{
+ do {
+ swf_SetU8(tag, (u&~0x7f?0x80:0) | (u&0x7F));
+ u>>=7;
+ } while(u);
+}
+void swf_SetU30String(TAG*tag, const char*str)
+{
+ int l = strlen(str);
+ swf_SetU30(tag, l);
+ swf_SetBlock(tag, (void*)str, l);
+}
+
+static void write_traits(abc_file_t*pool, TAG*tag, dict_t*traits)
+{
+ if(!traits) {
+ swf_SetU30(tag, 0);
+ return;
+ }
+ swf_SetU30(tag, traits->num);
+ int s;
+
+ for(s=0;s<traits->num;s++) {
+ abc_trait_t*trait = (abc_trait_t*)dict_getdata(traits, s);
+ swf_SetU30(tag, trait->name_index);
+ swf_SetU8(tag, trait->type);
+ swf_SetU30(tag, trait->data1);
+ swf_SetU30(tag, trait->data2);
+ if(trait->type == 0) { //slot
+ swf_SetU30(tag, trait->vindex);
+ if(trait->vindex) {
+ swf_SetU8(tag, trait->vkind);
+ }
+ }
+ }
+}
+
+int register_multiname(abc_file_t*pool, abc_multiname_t*n)
+{
+ if(!n)
+ return 0;
+ /* FIXME: might create duplicates */
+ return dict_append_if_new2(pool->multinames, n->name, n);
+}
+
+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);
+ int t;
+ if(tag->id == ST_DOABC) {
+ U32 abcflags = swf_GetU32(tag);
+ DEBUG printf("flags=%08x\n", abcflags);
+ char*name= swf_GetString(tag);
+ if(*name)
+ printf("#name: %s\n", name);
+ }
+ U32 version = swf_GetU32(tag);
+ if(version!=0x002e0010) {
+ fprintf(stderr, "Warning: unknown AVM2 version %08x\n", version);
+ }
+
+ int num_ints = swf_GetU30(tag);
+ DEBUG printf("%d ints\n", num_ints);
+ for(t=1;t<num_ints;t++) {
+ S32 v = swf_GetU30(tag);
+ DEBUG printf("int %d) %d\n", t, v);
+ dict_append(pool->ints, 0, (void*)(ptroff_t)v);
+ }
+
+ int num_uints = swf_GetU30(tag);
+ DEBUG printf("%d uints\n", num_uints);
+ for(t=1;t<num_uints;t++) {
+ U32 v = swf_GetS30(tag);
+ DEBUG printf("uint %d) %d\n", t, v);
+ dict_append(pool->uints, 0, (void*)(ptroff_t)v);
+ }
+
+ int num_floats = swf_GetU30(tag);
+ DEBUG printf("%d floats\n", num_floats);
+ for(t=1;t<num_floats;t++) {
+ double d = swf_GetD64(tag);
+ DEBUG printf("float %d) %f\n", t, d);
+ dict_append(pool->floats, 0, 0);
+ }
int num_strings = swf_GetU30(tag);
DEBUG printf("%d strings\n", num_strings);
U8 type = swf_GetU8(tag);
int namenr = swf_GetU30(tag);
const char*name = dict_getstr(pool->strings, namenr);
- dict_append(pool->namespaces, name, (void*)(int)type);
+ 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) {
else if(type==0x05) printf("PrivateNs %s\n", name);
else {
printf("Undefined namespace type\n");
- return;
+ return 0;
}
}
}
int num_sets = swf_GetU30(tag);
- DEBUG printf("%d namespace sets\n", num_namespaces);
+ DEBUG printf("%d namespace sets\n", num_sets);
for(t=1;t<num_sets;t++) {
int count = swf_GetU30(tag);
int s;
int num_multinames = swf_GetU30(tag);
DEBUG printf("%d multinames\n", num_multinames);
for(t=1;t<num_multinames;t++) {
- U8 type = swf_GetU8(tag);
- char*mname = 0;
- if(type==0x07 || type==0x0d) {
+ abc_multiname_t*m = malloc(sizeof(abc_multiname_t));
+ memset(m, 0, sizeof(abc_multiname_t));
+
+ m->type = swf_GetU8(tag);
+
+ if(m->type==0x07 || m->type==0x0d) {
int nr1 = swf_GetU30(tag);
- const char*namespace = dict_getstr(pool->namespaces, nr1);
- U8 access = (U8)(int)dict_getdata(pool->namespaces, nr1);
- const char*methodname = dict_getstr(pool->strings, swf_GetU30(tag));
- 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) {
- const char*methodname = dict_getstr(pool->strings, swf_GetU30(tag));
- mname = strdup(methodname);
- } else if(type==0x11 || type==0x12) {
- mname = strdup("");
- } else if(type==0x09 || type==0x0e) {
- const char*methodname = dict_getstr(pool->strings, swf_GetU30(tag));
- const char*namespace = dict_getstr(pool->namespace_sets, swf_GetU30(tag));
- 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) {
- const char*nsset = dict_getstr(pool->namespace_sets, swf_GetU30(tag));
- mname = strdup(nsset);
+ 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", type);
- return;
+ printf("can't parse type %d multinames yet\n", m->type);
+ return 0;
}
- dict_append(pool->multinames, mname, 0);
+ char*mname = multiname_to_string(m);
+ DEBUG printf("multiname %d) %s\n", t, mname);
+ dict_append(pool->multinames, mname, m);
free(mname);
}
for(t=0;t<num_methods;t++) {
abc_method_t*m = malloc(sizeof(abc_method_t));
memset(m, 0, sizeof(*m));
- m->param_count = swf_GetU30(tag);
- m->return_type_index = swf_GetU30(tag);
+ int param_count = swf_GetU30(tag);
+ int return_type_index = swf_GetU30(tag);
+ m->return_type = multiname_lookup(pool, return_type_index);
m->index = t;
+
int s;
- int params_len = 256;
- char* params = malloc(params_len);
- params[0]='(';
- params[1]=0;
- for(s=0;s<m->param_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, ")");
+ for(s=0;s<param_count;s++) {
+ int type_index = swf_GetU30(tag);
+ list_append(&m->parameters, multiname_lookup(pool, type_index));
+ }
+
int namenr = swf_GetU30(tag);
m->name = "";
if(namenr)
m->name = dict_getstr(pool->strings, namenr);
- m->paramstr=strdup(params);
- free(params);params = 0;
m->flags = swf_GetU8(tag);
- DEBUG printf("method %d) %s flags=%02x\n", t, m->paramstr, m->flags);
+ DEBUG printf("method %d) %s flags=%02x\n", t, params_to_string(m->parameters), m->flags);
if(m->flags&0x08) {
/* optional parameters */
}
}
if(m->flags&0x80) {
- printf("can't parse param names yet\n");
- return;
+ /* 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);
}
int classes_pos = tag->pos;
DEBUG printf("%d classes\n", num_classes);
for(t=0;t<num_classes;t++) {
+ abc_class_t*cls = malloc(sizeof(abc_class_t));
+ memset(cls, 0, sizeof(abc_class_t));
+ dict_append(pool->classes, 0, cls);
+
DEBUG printf("class %d\n", t);
swf_GetU30(tag); //classname
swf_GetU30(tag); //supername
- U8 flags = swf_GetU8(tag);
- if(flags&8)
+ cls->flags = swf_GetU8(tag);
+ if(cls->flags&8)
swf_GetU30(tag); //protectedNS
- int inum = swf_GetU30(tag); //interface count
int s;
+ int inum = swf_GetU30(tag); //interface count
+ abc_multiname_list_t*list = 0;
for(s=0;s<inum;s++) {
- const char*interface = dict_getstr(pool->multinames, swf_GetU30(tag));
+ int interface_index = swf_GetU30(tag);
+ const char*interface = dict_getstr(pool->multinames, 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);
}
- swf_GetU30(tag); //iinit
- if(!parse_traits("", tag, pool, 0))
- return;
+
+ cls->iinit = swf_GetU30(tag);
+ cls->traits = traits_parse(tag, pool);
}
for(t=0;t<num_classes;t++) {
- swf_GetU30(tag); //cinit
- if(!parse_traits("", tag, pool, 0))
- return;
+ abc_class_t*cls = (abc_class_t*)dict_getdata(pool->classes, 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<num_scripts;t++) {
int init = swf_GetU30(tag);
- if(!parse_traits("", tag, pool, 0))
- return;
+ dict_t*traits = traits_parse(tag, pool); //TODO: store
}
int num_method_bodies = swf_GetU30(tag);
int methodnr = swf_GetU30(tag);
if(methodnr >= pool->methods->num) {
printf("Invalid method number: %d\n", methodnr);
- return;
+ return 0;
}
abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, methodnr);
- abc_code_t*c = malloc(sizeof(abc_code_t));
- memset(c, 0, sizeof(abc_code_t));
+ 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);
swf_GetU30(tag); //exc_type
swf_GetU30(tag); //var_name
}
- c->traits = parse_traits("<method body trait>", tag, pool, 1);
+ c->traits = traits_parse(tag, pool);
if(!c->traits) {
- return;
+ 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;
dict_append(pool->method_bodies, 0, c);
}
if(tag->len - tag->pos) {
- printf("%d unparsed bytes remaining in ABC block\n", tag->len - tag->pos);
- return;
+ fprintf(stderr, "%d unparsed bytes remaining in ABC block\n", tag->len - tag->pos);
+ return 0;
}
swf_SetTagPos(tag, classes_pos);
for(t=0;t<num_classes;t++) {
- abc_class_t*cls = malloc(sizeof(abc_class_t));
- memset(cls, 0, sizeof(abc_class_t));
- const char* classname = dict_getstr(pool->multinames, swf_GetU30(tag));
- const char* supername = dict_getstr(pool->multinames, swf_GetU30(tag));
- cls->name = classname;
- U8 flags = swf_GetU8(tag);
+ abc_class_t*cls = (abc_class_t*)dict_getdata(pool->classes, 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(flags&8) {
- cls->ns_index = swf_GetU30(tag);
- ns = dict_getstr(pool->namespaces, cls->ns_index);
+ if(cls->flags&8) {
+ int ns_index = swf_GetU30(tag);
+ cls->protectedNS = dict_getstr(pool->namespaces, ns_index);
}
- printf("class %s extends %s, %s, flags=%02x\n", classname, supername, ns, flags);
+
+ 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;s<num_interfaces;s++) {
swf_GetU30(tag); // multiname index TODO
}
cls->iinit = swf_GetU30(tag);
- dump_method(" ","constructor", classname, cls->iinit, pool);
- cls->traits = parse_traits(" ",tag, pool, 1);
+ dump_method(" ","constructor", cls->classname, cls->iinit, pool);
+ cls->traits = traits_parse(tag, pool);
if(!cls->traits) {
- return;
+ fprintf(stderr, "Can't parse class traits\n");
+ return 0;
}
- printf("}\n");
- dict_append(pool->classes, 0, cls);
+ dump_traits(" ",cls->traits, pool);
+
+ printf("}\n");
}
for(t=0;t<num_classes;t++) {
- int cinit = swf_GetU30(tag);
- dump_method(" ","staticconstructor", "", cinit, pool);
- if(!parse_traits(" ",tag, pool, 1))
- return;
+ /* SKIP */
+ swf_GetU30(tag); // cindex
+ traits_parse(tag, pool); // TODO: free
}
int num_scripts2 = swf_GetU30(tag);
printf("\n");
for(t=0;t<num_scripts2;t++) {
int init = swf_GetU30(tag);
- dump_method("","initmethod", "init", init, pool);
- if(!parse_traits("", tag, pool, 1))
- return;
- }
-}
-
-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;t<file->namespaces->num;t++) {
- const char*name2 = dict_getstr(file->namespaces, t);
- U8 access2 = (U8)(int)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*)(int)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);
-}
-int abc_RegisterPrivateNameSpace(abc_file_t*file, char*name) {
- return registerNameSpace(file, 0x05, name);
-}
-static int multiname_index(abc_file_t*abc, const char*name2)
-{
- if(!name2)
- name2 = ":";
- int pos = dict_find(abc->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_method_t*m = (abc_method_t*)dict_getdata(pool->methods, 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);
}
- abc_multiname_t*m = malloc(sizeof(abc_multiname_t));
- m->namespace_index = registerNameSpace(abc, 0, namespace);
- m->name_index = dict_append_if_new(abc->strings, name, 0);
- return dict_append(abc->multinames, name2, m);
+ return pool;
}
-abc_class_t* abc_NewClass(abc_file_t*abc, char*classname, char*superclass) {
- abc_class_t* c = malloc(sizeof(abc_class_t));
- memset(c, 0, sizeof(abc_class_t));
- c->index = dict_append(abc->classes, 0, c);
- c->abc = abc;
- c->name = strdup(classname);
- c->classname_index = multiname_index(abc, classname);
- c->superclass_index = multiname_index(abc, superclass);
- c->ns_index = abc_RegisterProtectedNameSpace(abc, classname);
- c->iinit = -1;
- c->cinit = -1;
-
- c->traits = dict_new();
- return c;
-}
-
-abc_code_t* add_method(abc_file_t*abc, abc_class_t*cls, char*returntype, char*name, int num_params, va_list va)
+void swf_WriteABC(TAG*abctag, void*code)
{
- /* construct code (method body) object */
- abc_code_t* c = malloc(sizeof(abc_code_t));
- memset(c, 0, sizeof(abc_code_t));
- c->index = dict_append(abc->method_bodies, 0, c);
- c->tag = swf_InsertTag(0,0);
- c->abc = abc;
- c->traits = dict_new();
+ abc_file_t*pool = (abc_file_t*)code;
- /* 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(abc->methods, 0, m);
- if(returntype)
- m->return_type_index = multiname_index(abc, 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;
- }
+ TAG*tmp = swf_InsertTag(0,0);
+ TAG*tag = tmp;
int t;
- for(t=0;t<num_params;t++) {
- const char*param = va_arg(va, const char*);
- m->params[t] = multiname_index(abc, param);
- }
-
- /* crosslink the two objects */
- m->method_body_index = c->index;
- c->method = m;
- return c;
-}
-
-abc_code_t* abc_AddConstructor(abc_class_t*cls, char*returntype, int num_params, ...)
-{
- va_list va;
- va_start(va, num_params);
- abc_code_t* c = add_method(cls->abc, cls, returntype, 0, num_params, va);
- va_end(va);
- cls->iinit = c->index;
- return c;
-}
-
-abc_code_t* abc_AddStaticConstructor(abc_class_t*cls, char*returntype, int num_params, ...)
-{
- va_list va;
- va_start(va, num_params);
- abc_code_t* c = add_method(cls->abc, cls, returntype, 0, num_params, va);
- va_end(va);
- cls->cinit = c->index;
- return c;
-}
-
-abc_trait_t*trait_new(int type, int name_index, int data1, int data2, int vindex, int vkind)
-{
- abc_trait_t*trait = malloc(sizeof(abc_trait_t));
- memset(trait, 0, sizeof(abc_trait_t));
- trait->type = type;
- trait->name_index = name_index;
- trait->data1 = data1;
- trait->data2 = data2;
- trait->vindex = vindex;
- trait->vkind = vkind;
- return trait;
-}
-
-abc_code_t* abc_AddMethod(abc_class_t*cls, char*returntype, char*name, int num_params, ...)
-{
- abc_file_t*abc = cls->abc;
- va_list va;
- va_start(va, num_params);
- abc_code_t* c = add_method(cls->abc, cls, returntype, name, num_params, va);
- va_end(va);
- dict_append(cls->traits, 0, trait_new(TRAIT_METHOD, multiname_index(abc, name), 0, c->method->index, 0, 0));
- return c;
-}
-
-void abc_AddSlot(abc_class_t*cls, char*name, int slot, char*multiname)
-{
- abc_file_t*abc = cls->abc;
- int i = multiname_index(abc, name);
- dict_append(cls->traits, 0, trait_new(TRAIT_SLOT, i, slot, multiname_index(abc, multiname), 0, 0));
-}
-
-void abc_code_addClassTrait(abc_code_t*code, char*multiname, int slotid, abc_class_t*cls)
-{
- abc_file_t*abc = code->abc;
- int i = multiname_index(abc, multiname);
- abc_trait_t*trait = trait_new(TRAIT_CLASS, i, slotid, cls->index, 0, 0);
- dict_append(code->traits, 0, trait);
-}
-
-abc_code_t* abc_AddInitScript(abc_file_t*abc, char*returntype, int num_params, ...)
-{
- va_list va;
- va_start(va, num_params);
- abc_code_t* c = add_method(abc, 0, returntype, 0, num_params, va);
- dict_append(abc->scripts, 0, c);
- va_end(va);
- return c;
-}
-
-void swf_SetU30(TAG*tag, U32 u)
-{
- do {
- swf_SetU8(tag, (u&~0x7f?0x80:0) | (u&0x7F));
- u>>=7;
- } while(u);
-}
-void swf_SetU30String(TAG*tag, const char*str)
-{
- int l = strlen(str);
- swf_SetU30(tag, l);
- swf_SetBlock(tag, (void*)str, l);
-}
-
-static void write_traits(abc_file_t*abc, TAG*tag, dict_t*traits)
-{
- swf_SetU30(tag, traits->num);
- int s;
-
- for(s=0;s<traits->num;s++) {
- abc_trait_t*trait = (abc_trait_t*)dict_getdata(traits, s);
- swf_SetU30(tag, trait->name_index);
- swf_SetU8(tag, trait->type);
- swf_SetU30(tag, trait->data1);
- swf_SetU30(tag, trait->data2);
- if(trait->type == 0) { //slot
- swf_SetU30(tag, trait->vindex);
- if(trait->vindex) {
- swf_SetU8(tag, trait->vkind);
- }
- }
- }
-}
-
-void swf_WriteABC(TAG*tag, abc_file_t*abc)
-{
- swf_SetU32(tag, 1);
- swf_SetU8(tag, 0);
- swf_SetU16(tag, 0x10);
- swf_SetU16(tag, 0x2e);
- swf_SetU30(tag, abc->ints->num>1?abc->ints->num:0);
- // ...
- swf_SetU30(tag, abc->uints->num>1?abc->uints->num:0);
- // ...
- swf_SetU30(tag, abc->floats->num>1?abc->floats->num:0);
- // ...
- swf_SetU30(tag, abc->strings->num>1?abc->strings->num:0);
- int t;
- for(t=1;t<abc->strings->num;t++) {
- swf_SetU30String(tag, dict_getstr(abc->strings, t));
- }
- swf_SetU30(tag, abc->namespaces->num>1?abc->namespaces->num:0);
- for(t=1;t<abc->namespaces->num;t++) {
- U8 type = (U8)(int)dict_getdata(abc->namespaces, t);
- const char*name = dict_getstr(abc->namespaces, t);
- int i = dict_find(abc->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);
- }
- swf_SetU30(tag, abc->sets->num>1?abc->sets->num:0);
- // ...
-
- swf_SetU30(tag, abc->multinames->num>1?abc->multinames->num:0);
- // ...
- for(t=1;t<abc->multinames->num;t++) {
- abc_multiname_t*m = (abc_multiname_t*)dict_getdata(abc->multinames, t);
- swf_SetU8(tag, 0x07);
- swf_SetU30(tag, m->namespace_index);
- swf_SetU30(tag, m->name_index);
- }
-
- swf_SetU30(tag, abc->methods->num);
- for(t=0;t<abc->methods->num;t++) {
- abc_method_t*m = (abc_method_t*)dict_getdata(abc->methods, t);
- swf_SetU30(tag, m->param_count);
- swf_SetU30(tag, m->return_type_index);
+ swf_SetU30(tag, pool->methods->num);
+ for(t=0;t<pool->methods->num;t++) {
+ abc_method_t*m = (abc_method_t*)dict_getdata(pool->methods, t);
+ 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;s<m->param_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, abc->classes->num);
+ swf_SetU30(tag, pool->classes->num);
- for(t=0;t<abc->classes->num;t++) {
- abc_class_t*c = (abc_class_t*)dict_getdata(abc->classes, t);
- swf_SetU30(tag, c->classname_index);
- swf_SetU30(tag, c->superclass_index);
+ for(t=0;t<pool->classes->num;t++) {
+ abc_class_t*c = (abc_class_t*)dict_getdata(pool->classes, t);
+
+ int classname_index = multiname_index(pool, c->classname);
+ int superclass_index = multiname_index(pool, c->superclass);
- swf_SetU8(tag, 8); // flags
- swf_SetU30(tag, c->ns_index);
+ swf_SetU30(tag, classname_index);
+ swf_SetU30(tag, superclass_index);
+
+ swf_SetU8(tag, c->flags); // flags
+ 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);
- write_traits(abc, tag, c->traits);
+ write_traits(pool, tag, c->traits);
}
- for(t=0;t<abc->classes->num;t++) {
- abc_class_t*c = (abc_class_t*)dict_getdata(abc->classes, t);
- if(c->cinit<0) {
- fprintf(stderr, "Error: Class %s has no constructor\n", c->name);
+ for(t=0;t<pool->classes->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->classname);
return;
}
- swf_SetU30(tag, c->cinit);
- swf_SetU30(tag, 0); // no traits
+ swf_SetU30(tag, c->static_constructor_index);
+ write_traits(pool, tag, c->static_constructor_traits);
}
- swf_SetU30(tag, abc->scripts->num);
- for(t=0;t<abc->scripts->num;t++) {
- abc_code_t*c = (abc_code_t*)dict_getdata(abc->scripts, t);
- swf_SetU30(tag, c->index); //!=t!
- write_traits(abc, tag, c->traits);
+ swf_SetU30(tag, pool->scripts->num);
+ for(t=0;t<pool->scripts->num;t++) {
+ abc_script_t*s = (abc_script_t*)dict_getdata(pool->scripts, t);
+ swf_SetU30(tag, s->method->index); //!=t!
+ write_traits(pool, tag, s->traits);
}
- swf_SetU30(tag, abc->method_bodies->num);
- for(t=0;t<abc->method_bodies->num;t++) {
- abc_code_t*c = (abc_code_t*)dict_getdata(abc->method_bodies, t);
+ swf_SetU30(tag, pool->method_bodies->num);
+ for(t=0;t<pool->method_bodies->num;t++) {
+ abc_method_body_t*c = (abc_method_body_t*)dict_getdata(pool->method_bodies, t);
abc_method_t*m = c->method;
swf_SetU30(tag, m->index);
swf_SetU30(tag, c->max_stack);
swf_SetU30(tag, c->tag->len);
swf_SetBlock(tag, c->tag->data, c->tag->len);
swf_SetU30(tag, c->exception_count);
- swf_SetU8(tag, 0); // no traits
+ write_traits(pool, tag, c->traits);
+ }
+
+ // --- start to write real tag --
+
+ tag = abctag;
+
+ for(t=1;t<pool->multinames->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;t<pool->namespaces->num;t++) {
+ char*namespace_name = (char*)dict_getstr(pool->namespaces, t);
+ dict_append_if_new(pool->strings, namespace_name, 0);
+ }
+
+ swf_SetU32(tag, 1); // flags
+ swf_SetU8(tag, 0); //classname
+
+ swf_SetU16(tag, 0x10); //version
+ 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;t<pool->strings->num;t++) {
+ swf_SetU30String(tag, dict_getstr(pool->strings, t));
+ }
+ swf_SetU30(tag, pool->namespaces->num>1?pool->namespaces->num:0);
+ for(t=1;t<pool->namespaces->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;t<pool->multinames->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"
-void swf_AddButtonLinks(TAG*tag)
+void swf_AddButtonLinks(SWF*swf, char stop_each_frame, char events)
{
- abc_file_t*abc = abc_file_new();
- abc_code_t*c = 0;
-
- abc_class_t*maintimeline = abc_NewClass(abc, "buttonmitlink_fla:MainTimeline", "flash.display:MovieClip");
+ int num_frames = 0;
+ int has_buttons = 0;
+ TAG*tag=swf->firstTag;
+ while(tag) {
+ if(tag->id == ST_SHOWFRAME)
+ num_frames++;
+ if(tag->id == ST_DEFINEBUTTON || tag->id == ST_DEFINEBUTTON2)
+ has_buttons = 1;
+ tag = tag->next;
+ }
+
+ abc_file_t*file = abc_file_new();
+ abc_method_body_t*c = 0;
+
+ 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);
- c = abc_AddStaticConstructor(maintimeline, 0, 0);
+ tag = swf_InsertTag(abctag, ST_SYMBOLCLASS);
+ swf_SetU16(tag, 1);
+ swf_SetU16(tag, 0);
+ swf_SetString(tag, "rfx.MainTimeline");
+
+ c = abc_class_staticconstructor(cls, 0, 0);
c->max_stack = 1;
c->local_count = 1;
c->init_scope_depth = 9;
c->max_scope_depth = 10;
- abc_getlocal_0(c);
- abc_pushscope(c);
- abc_returnvoid(c);
-
- c = abc_AddMethod(maintimeline, 0, "[packageinternal]buttonmitlink_fla:frame1", 0);
- c->max_stack = 3;
- c->local_count = 1;
- c->init_scope_depth = 10;
- c->max_scope_depth = 11;
- abc_getlocal_0(c);
- abc_pushscope(c);
- abc_returnvoid(c);
-
- abc_AddSlot(maintimeline, ":MyButton1", 0, "flash.display:SimpleButton");
- abc_AddSlot(maintimeline, ":MyButton2", 0, "flash.display:SimpleButton");
- c = abc_AddMethod(maintimeline, ":void", ":gotoPage2", 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_pushstring(c, "http://www.quiss.org");
- abc_constructprop(c, "flash.net:URLRequest", 1);
- abc_callpropvoid(c, "flash.net:navigateToURL", 1);
- abc_returnvoid(c);
-
- c = abc_AddMethod(maintimeline, ":void", ":gotoPage1", 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_pushstring(c,"http://www.google.com/");
- abc_constructprop(c,"flash.net:URLRequest", 1);
- abc_callpropvoid(c,"flash.net:navigateToURL", 1);
abc_returnvoid(c);
-
- c = abc_AddConstructor(maintimeline, 0, 0);
+
+ c = abc_class_constructor(cls, 0, 0);
c->max_stack = 3;
c->local_count = 1;
c->init_scope_depth = 10;
c->max_scope_depth = 11;
+
+ abc_debugfile(c, "constructor.as");
abc_getlocal_0(c);
abc_pushscope(c);
abc_getlocal_0(c);
abc_constructsuper(c,0);
- abc_findpropstrict(c,":addFrameScript");
- abc_pushbyte(c,0x00);
- abc_getlex(c,"[packageinternal]buttonmitlink_fla:frame1");
- abc_callpropvoid(c,":addFrameScript",2);
-
- abc_getlex(c,":MyButton1");
- abc_getlex(c,"flash.events:MouseEvent");
- abc_getproperty(c, ":CLICK");
- abc_getlex(c, ":gotoPage1");
- abc_callpropvoid(c, ":addEventListener" ,2);
-
- abc_getlex(c,":MyButton2");
- abc_getlex(c,"flash.events:MouseEvent");
- abc_getproperty(c, ":CLICK");
- abc_getlex(c,":gotoPage2");
- abc_callpropvoid(c,":addEventListener",2);
- abc_returnvoid(c);
+ abc_getlex(c, "[package]flash.system::Security");
+ abc_pushstring(c, "*");
+ abc_callpropvoid(c, "[package]::allowDomain", 1);
- c = abc_AddInitScript(abc, 0, 0);
+ if(stop_each_frame || has_buttons) {
+ int frame = 0;
+ tag = swf->firstTag;
+ abc_method_body_t*f = 0; //frame script
+ while(tag && tag->id!=ST_END) {
+ char framename[80];
+ char needs_framescript=0;
+ char buttonname[80];
+ char functionname[80];
+ sprintf(framename, "[packageinternal]rfx::frame%d", frame);
+
+ if(!f && (tag->id == ST_DEFINEBUTTON || tag->id == ST_DEFINEBUTTON2 || stop_each_frame)) {
+ /* make the contructor add a frame script */
+ abc_findpropstrict(c,"[package]::addFrameScript");
+ abc_pushbyte(c,frame);
+ abc_getlex(c,framename);
+ abc_callpropvoid(c,"[package]::addFrameScript",2);
+
+ f = abc_class_method(cls, 0, framename, 0);
+ f->max_stack = 3;
+ f->local_count = 1;
+ f->init_scope_depth = 10;
+ f->max_scope_depth = 11;
+ abc_debugfile(f, "framescript.as");
+ abc_debugline(f, 1);
+ abc_getlocal_0(f);
+ abc_pushscope(f);
+ }
+
+ if(tag->id == ST_DEFINEBUTTON || tag->id == ST_DEFINEBUTTON2) {
+ U16 id = swf_GetDefineID(tag);
+ sprintf(buttonname, "::button%d", swf_GetDefineID(tag));
+ abc_getlex(f,buttonname);
+ abc_getlex(f,"flash.events::MouseEvent");
+ abc_getproperty(f, "::CLICK");
+ sprintf(functionname, "::clickbutton%d", swf_GetDefineID(tag));
+ abc_getlex(f,functionname);
+ abc_callpropvoid(f, "::addEventListener" ,2);
+
+ if(stop_each_frame) {
+ abc_findpropstrict(f, "[package]::stop");
+ abc_callpropvoid(f, "[package]::stop", 0);
+ }
+ needs_framescript = 1;
+
+ abc_method_body_t*h =
+ abc_class_method(cls, "::void", functionname, 1, "flash.events::MouseEvent");
+ h->max_stack = 6;
+ h->local_count = 2;
+ h->init_scope_depth = 10;
+ h->max_scope_depth = 11;
+ abc_getlocal_0(h);
+ abc_pushscope(h);
+
+ ActionTAG*oldaction = swf_ButtonGetAction(tag);
+ if(oldaction && oldaction->op == ACTION__GOTOFRAME) {
+ int framenr = GET16(oldaction->data);
+ if(framenr>254) {
+ fprintf(stderr, "Warning: Couldn't translate jump to frame %d to flash 9 actionscript\n", framenr);
+ }
+ if(!events) {
+ abc_findpropstrict(h,"[package]::gotoAndStop");
+ abc_pushbyte(h,framenr+1);
+ abc_callpropvoid(h,"[package]::gotoAndStop", 1);
+ } else {
+ char framename[80];
+ sprintf(framename, "frame%d", framenr);
+ abc_getlocal_0(h); //this
+ abc_findpropstrict(h, "[package]flash.events::TextEvent");
+ abc_pushstring(h, "link");
+ abc_pushtrue(h);
+ abc_pushtrue(h);
+ abc_pushstring(h, framename);
+ abc_constructprop(h,"[package]flash.events::TextEvent", 4);
+ abc_callpropvoid(h,"[package]::dispatchEvent", 1);
+ }
+ } else if(oldaction && oldaction->op == ACTION__GETURL) {
+ if(!events) {
+ abc_findpropstrict(h,"flash.net::navigateToURL");
+ abc_findpropstrict(h,"flash.net::URLRequest");
+ abc_pushstring(h,oldaction->data); //url
+ abc_constructprop(h,"flash.net::URLRequest", 1);
+ abc_callpropvoid(h,"flash.net::navigateToURL", 1);
+ } else {
+ abc_getlocal_0(h); //this
+ abc_findpropstrict(h, "[package]flash.events::TextEvent");
+ abc_pushstring(h, "link");
+ abc_pushtrue(h);
+ abc_pushtrue(h);
+ abc_pushstring(h,oldaction->data); //url
+ abc_constructprop(h,"[package]flash.events::TextEvent", 4);
+ abc_callpropvoid(h,"[package]::dispatchEvent", 1);
+ }
+ } else if(oldaction) {
+ fprintf(stderr, "Warning: Couldn't translate button code of button %d to flash 9 abc action\n", id);
+ }
+ abc_returnvoid(h);
+ swf_ActionFree(oldaction);
+ }
+ if(tag->id == ST_SHOWFRAME) {
+ if(f) {
+ abc_returnvoid(f);
+ f = 0;
+ }
+ frame++;
+ }
+ tag = tag->next;
+ }
+ if(f) {
+ abc_returnvoid(f);
+ }
+ }
+ abc_returnvoid(c);
+
+ tag = swf->firstTag;
+ while(tag) {
+ 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");
+ }
+ tag = tag->next;
+ }
+
+
+ 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;
c->init_scope_depth = 1;
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_newclass(c,maintimeline);
+ abc_getlex(c,"flash.display::MovieClip");
+ abc_newclass(c,cls);
abc_popscope(c);
abc_popscope(c);
abc_popscope(c);
abc_popscope(c);
abc_popscope(c);
abc_popscope(c);
- abc_initproperty(c,"buttonmitlink_fla:MainTimeline");
+ abc_initproperty(c,"rfx::MainTimeline");
abc_returnvoid(c);
- abc_code_addClassTrait(c, "buttonmitlink_fla:MainTimeline", 1, maintimeline);
+ //abc_method_body_addClassTrait(c, "rfx:MainTimeline", 1, cls);
+ abc_initscript_addClassTrait(s, "rfx::MainTimeline", 1, cls);
- swf_WriteABC(tag, abc);
+ swf_WriteABC(abctag, file);
}
+