X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fmodules%2Fswfaction.c;h=c03c68dd76676117f4379d22a7ad86e483fbd2ff;hb=ee47ae6458aa34dca06c864ac8ccf778d081cf50;hp=b0b7390c2180d2ea2e71ba9c255979b2cbb64e5c;hpb=1cbf8c7915e3202e87e73ccb342dba6207141908;p=swftools.git diff --git a/lib/modules/swfaction.c b/lib/modules/swfaction.c index b0b7390..c03c68d 100644 --- a/lib/modules/swfaction.c +++ b/lib/modules/swfaction.c @@ -28,9 +28,9 @@ t: target (string) l: label (string) c: constant pool (string) s: skip (byte) (number of actions) -m: method (byte) url:(0=none, 1=get, 2=post)/gf2:(1=play) +m: method (byte) GetUrl2:(0=none, 1=get, 2=post)/GotoFrame2:(1=play) b: branch (word) (number of bytes) -p: type(byte), type=0:string, type=1:double +p (push): type(byte), type=0:string, type=1:double {: define function (name (string), num (word), params (num strings), codesize (word) o: object (string) r: register (byte) @@ -88,7 +88,6 @@ r: register (byte) {4,"Trace", 0x26, ""}, //-1 {4,"GetTime", 0x34, ""}, //+1 {4,"RandomNumber", 0x30, ""}, //-1,+1 - {5,"Modulo", 0x3f,""}, {5,"BitAnd", 0x60,""}, {5,"BitLShift", 0x63,""}, @@ -133,15 +132,15 @@ ActionTAG* GetActions(TAG*tag) U8 op = 1; int length; ActionTAG tmp; - ActionTAG*atag = &tmp; + ActionTAG*action = &tmp; U8*data; while(op) { int pos; - atag->next = (ActionTAG*)malloc(sizeof(ActionTAG)); - atag->next->prev = atag; - atag->next->next = 0; - atag = atag->next; + action->next = (ActionTAG*)malloc(sizeof(ActionTAG)); + action->next->prev = action; + action->next->next = 0; + action = action->next; op = GetU8(tag); if(op<0x80) @@ -157,13 +156,71 @@ ActionTAG* GetActions(TAG*tag) } else { data = 0; } - atag->op = op; - atag->len = length; - atag->data = data; + action->op = op; + action->len = length; + action->data = data; + action->parent = tag; } return tmp.next; } +void SetActions(TAG*tag, ActionTAG*action) +{ + while(action) + { + SetU8(tag, action->op); + if(action->op & 128) + SetU16(tag, action->len); + + SetBlock(tag, action->data, action->len); + + action = action->next; + } +} + +int OpAdvance(char c, char*data) +{ + switch (c) + { + case 'f': + return 2; + case 'u': + return strlen(data)+1; + case 't': + return strlen(data)+1; + case 'l': + return strlen(data)+1; + case 'c': + return strlen(data)+1; + case 's': + return 1; + case 'm': + return 1; + case 'b': + return 2; + case 'p': { + U8 type = *data++; + if(type == 0) { + return 1+strlen(data)+1; //string + } else if (type == 1) { + return 1+4; //float + } else if (type == 2) { + return 1+0; //NULL + } else if (type == 4) { + return 1+1; //register + } else if (type == 5) { + return 1+1; //bool + } else if (type == 6) { + return 1+8; //double + } else if (type == 7) { + return 1+4; //int + } else if (type == 8) { + return 1+1; //lookup + } + } + } +} + /* TODO: this should be in swfdump.c */ void DumpActions(ActionTAG*atag, char*prefix) { @@ -193,52 +250,53 @@ void DumpActions(ActionTAG*atag, char*prefix) switch(*cp) { case 'f': { - printf(" %d", *(U16*)data);data+=2; //FIXME: le/be + printf(" %d", *(U16*)data); //FIXME: le/be } break; case 'u': { - printf(" URL:\"%s\"", data);data+=strlen(data)+1; + printf(" URL:\"%s\"", data); } break; case 't': { - printf(" Target:\"%s\"", data);data+=strlen(data)+1; + printf(" Target:\"%s\"", data); } break; case 'l': { - printf(" Label:\"%s\"", data);data+=strlen(data)+1; + printf(" Label:\"%s\"", data); } break; case 'c': { - printf(" Constant Pool:\"%s\"", data);data+=strlen(data)+1; + printf(" Constant Pool:\"%s\"", data); } break; case 's': { - printf(" +%d", data);data++; + printf(" +%d", data); } break; case 'm': { //m: method (byte) url:(0=none, 1=get, 2=datat)/gf2:(1=play) - printf(" %d", data);data++; + printf(" %d", data); } break; case 'b': { - printf(" %d", *(U16*)data);data+=2; + printf(" %d", *(U16*)data); } break; case 'p': { - U8 type = *data++; + U8 type = *data; + char*value = data+1; if(type == 0) { - printf(" String:\"%s\"", data);data+=strlen(data)+1; + printf(" String:\"%s\"", value); } else if (type == 1) { - printf(" Double:\"%f\"", *(float*)data);data+=4; + printf(" Float:\"%f\"", *(float*)value); } else if (type == 2) { printf(" NULL"); } else if (type == 4) { - printf(" register:%d", data++); + printf(" register:%d", value); } else if (type == 5) { - printf(" %s", data++?"true":"false"); + printf(" %s", *value?"true":"false"); } else if (type == 6) { - printf(" %f", *(double*)data); data+=8; + printf(" %f", *(double*)value); } else if (type == 7) { - printf(" %d", *(int*)data); data+=4; + printf(" %d", *(int*)value); } else if (type == 8) { - printf(" Lookup:%d", data++); + printf(" Lookup:%d", *value); } } break; - } + data += OpAdvance(*cp, data); cp++; } @@ -260,3 +318,68 @@ void DumpActions(ActionTAG*atag, char*prefix) } } +int ActionEnumerateURLs(ActionTAG*atag, char*(*callback)(char*)) +{ + U8 op; + int t; + U8*data; + char* cp; + + while(atag) + { + + for(t=0;top) + break; + + if(t==definedactions) { + // unknown actiontag + atag = atag->next; + continue; + } + cp = actions[t].flags; + data = atag->data; + if(atag->len) + { + while(*cp) + { + char * replacepos = 0; + int replacelen = 0; + char * replacement; + switch(*cp) + { + case 'u': { + replacelen = strlen(data); + replacepos = data; + replacement = callback(data); // may be null + } break; + /* everything below may very well + contain an URL, too. However, to extract + these, we would have to call callback also for + strings which might not contain an url. + TODO: should we check for Strings which start + with "http://"? + */ + case 'c': { + } break; + case 'o': { + } break; + case 'p': { + U8 type = *data; + char*value = &data[1]; + if(type == 0) { //string + } else if (type == 8) { //lookup + } + } break; + } + data += OpAdvance(*cp, data); + cp++; + + //TODO: apply replacement here. + } + } + + atag = atag->next; + } +} +