X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Freloc.c;h=294570e4397fc7ab2560c2933849843ce7d835cb;hb=14581c9e70e3050a01b464407dddd6e028e94572;hp=7cdf8e17f620f840d23f1bf39fe3de30f84b077a;hpb=d909181936acd9bafd731a535dd97ebc4ba0161d;p=swftools.git

diff --git a/src/reloc.c b/src/reloc.c
index 7cdf8e1..294570e 100644
--- a/src/reloc.c
+++ b/src/reloc.c
@@ -9,88 +9,149 @@
    This file is distributed under the GPL, see file COPYING for details */
 
 #include "flash.h"
+#include "../lib/rfxswf.h"
 
 static struct swffile file;
 
 int slaveids[65536];
 
-
-void map_ids_mem(u8*mem, int length);
-static struct swf_tag* map_ids(struct swf_tag*tag)
-{
-    map_ids_mem(tag->fulldata, tag->fulllength);
-    return tag;
-}
-
 void maponeid(void*idpos)
 {
     u16*idptr = (u16*)idpos;
-    if(slaveids[*idptr]<0) {
-	logf("<error> Trying to map id never encountered before: id=%d", *idptr);
+    if(slaveids[SWAP16(*idptr)]<0) {
+	logf("<error> Trying to map id never encountered before: id=%d", SWAP16(*idptr));
 	return ;
     }
-    logf("<debug> mapping %d to %d", *idptr, slaveids[*idptr]);
-    *idptr =  slaveids[*idptr];
+    logf("<debug> mapping %d to %d", SWAP16(*idptr), slaveids[SWAP16(*idptr)]);
+    *idptr =  SWAP16(slaveids[*idptr]);
 }
 
 
+void mapstyles(struct reader_t*reader, int num, void(*callback)(void*))
+{
+    u16 count;
+    int t;
+    reader_resetbits(reader);
+    count = reader_readu8(reader);
+    if(count == 0xff && num>1) // defineshape2,3 only
+	count = reader_readu16(reader);
+
+//	    printf("%d fillstyles\n", count);
+    for(t=0;t<count;t++)
+    {
+	int type;
+	u8*pos;
+	pos=reader_getinputpos(reader);
+//		printf("%02x %02x %02x %02x %02x %02x %02x %02x\n", 
+//			pos[0],pos[1],pos[2],pos[3],pos[4],pos[5],pos[6],pos[7]);
+	reader_resetbits(reader);
+	type = reader_readu8(reader); //type
+//		printf("fillstyle %d is type 0x%02x\n", t, type);
+	if(type == 0) {
+//	    printf("solid fill\n");
+	    if(num == 3)
+		readRGBA(reader);
+	    else 
+		readRGB(reader);
+	}
+	else if(type == 0x10 || type == 0x12)
+	{
+//	    printf("gradient fill\n");
+	    reader_resetbits(reader);
+	    readMATRIX(reader);
+	    reader_resetbits(reader);
+	    readGRADIENT(reader, num);
+	}
+	else if(type == 0x40 || type == 0x41)
+	{
+	    reader_resetbits(reader);
+	    // we made it.
+//	    printf("bitmap fill:%04x\n", *(u16*)getinputpos());
+	    if(*(u16*)reader_getinputpos(reader) != 65535)
+		(callback)(reader_getinputpos(reader));
+
+	    reader_readu16(reader);
+	    reader_resetbits(reader);
+	    readMATRIX(reader);
+	}
+	else {
+	    logf("<error> Unknown fillstyle:0x%02x\n",type);
+	}
+    }
+    reader_resetbits(reader);
+    count = reader_readu8(reader); // line style array
+//	    printf("%d linestyles\n", count);
+    if(count == 0xff)
+	count = reader_readu16(reader);
+    for(t=0;t<count;t++) 
+    {
+	reader_readu16(reader);
+	if(num == 3)
+	    readRGBA(reader);
+	else
+	    readRGB(reader);
+    }
+}
+
 // take a memory region which contains a tag, and
 // map the ids inside this tag to new values
-void map_ids_mem(u8*mem, int length)
+void map_ids_mem(u8*mem, int length, void(*callback)(void*))
 {
     int num=1;
     struct swf_tag newtag_instance;
     struct swf_tag*newtag = &newtag_instance;
-    reader_init (mem, length);
-    swf_read_tag(newtag);
+    struct reader_t reader;
+    reader_init (&reader, mem, length);
+    swf_read_tag(&reader, newtag);
 
     switch(newtag->id)
     {
 	case TAGID_DEFINEBUTTONCXFORM: {
 	    int t;
-	    maponeid(&newtag->data[0]); //button id
-	    reader_init (newtag->data, newtag->length);
+	    struct reader_t reader;
+	    callback(&newtag->data[0]); //button id
+	    reader_init (&reader, newtag->data, newtag->length);
 	    for(t=0;t<4;t++) {
 		int flags;
-		maponeid(&newtag->data[0]);
-		readu16(); //sound id
-		flags = readu8();
+		callback(&newtag->data[0]);
+		reader_readu16(&reader); //sound id
+		flags = reader_readu8(&reader);
 		if(flags&1)
-		    readu32(); // in point
+		    reader_readu32(&reader); // in point
 		if(flags&2)
-		    readu32(); // out points
+		    reader_readu32(&reader); // out points
 		if(flags&4)
-		    readu16(); // loop count
+		    reader_readu16(&reader); // loop count
 		if(flags&8)
 		{
-		    int npoints = readu8();
+		    int npoints = reader_readu8(&reader);
 		    int s;
 		    for(s=0;s<npoints;s++)
 		    {
-			readu32();
-			readu16();
-			readu16();
+			reader_readu32(&reader);
+			reader_readu16(&reader);
+			reader_readu16(&reader);
 		    }
 		}
 	    }
         } break;
 	case TAGID_DEFINEBUTTONSOUND:
-	    maponeid(&newtag->data[0]); //button id
+	    callback(&newtag->data[0]); //button id
 	break;
 	case TAGID_PLACEOBJECT:
-	    maponeid(&newtag->data[0]);
+	    callback(&newtag->data[0]);
         break;
 	case TAGID_PLACEOBJECT2:
 	    // only if placeflaghascharacter
 	    if(!(newtag->data[0]&2))
 		break;
-	    maponeid(&newtag->data[3]);
+	    callback(&newtag->data[3]);
         break;
 	case TAGID_REMOVEOBJECT:
-	    maponeid(&newtag->data[0]);
+	    callback(&newtag->data[0]);
 	break;
 	case TAGID_STARTSOUND:
-	    maponeid(&newtag->data[0]);
+	    callback(&newtag->data[0]);
 	break;
 	case TAGID_DEFINESPRITE: {
 	    u8*mem = &newtag->data[4];
@@ -100,56 +161,64 @@ void map_ids_mem(u8*mem, int length)
 		u8*fmem = mem;
 		int flen = len;
 		struct swf_tag sprtag;
+		struct reader_t reader;
 
-		reader_init (mem, len);
-		swf_read_tag (&sprtag);
+		reader_init (&reader, mem, len);
+		swf_read_tag (&reader, &sprtag);
 
-		mem = getinputpos();
-		len = getinputlength();
+		mem = reader_getinputpos(&reader);
+		len = reader_getinputlength(&reader);
 
 		if(sprtag.id == TAGID_END)
 		    break;
 
-		map_ids_mem (fmem,flen);
+		map_ids_mem (fmem,flen,callback);
 	    }
 	} 
 	break;
 	case TAGID_DEFINEBUTTON2: // has some font ids in the button records
 	    num++; 
 	//fallthrough
-	case TAGID_DEFINEBUTTON:
-	    reader_init (newtag->data, newtag->length);
-	    readu16(); //button id
+	case TAGID_DEFINEBUTTON: {
+	    struct reader_t reader;
+	    reader_init (&reader, newtag->data, newtag->length);
+	    reader_readu16(&reader); //button id
 	    if(num>1)
 	    { 
-		readu8(); //flag
-		readu16(); //offset
+		int offset;
+		reader_readu8(&reader); //flag
+		offset = reader_readu16(&reader); //offset
 	    }
 	    while(1)
 	    {
 		u16 charid;
-		if(!readu8()) //flags
+		if(!reader_readu8(&reader)) //flags
 		    break; 
-		charid = *(u16*)getinputpos();
-		maponeid(getinputpos());
-		readu16(); //char
-		readu16(); //layer
-		readMATRIX();
-		if(num>1)
-		  readCXFORM();
+		charid = SWAP16(*(u16*)reader_getinputpos(&reader));
+		callback(reader_getinputpos(&reader));
+		reader_readu16(&reader); //char
+		reader_readu16(&reader); //layer
+		reader_resetbits(&reader);
+		readMATRIX(&reader);
+		if(num>1) {
+		  reader_resetbits(&reader);
+		  readCXFORM(&reader, 1);
+		}
 	    }
 	    // ...
+	}
 	break;
 	case TAGID_DEFINEEDITTEXT:  {
 	    u8 flags1,flags2;
-	    reader_init (newtag->data, newtag->length);
-	    readu16(); //id
-	    readRECT(); //bounding box
-	    resetbits();
-	    flags1 = readu8();
-	    flags2 = readu8();
+	    struct reader_t reader;
+	    reader_init (&reader, newtag->data, newtag->length);
+	    reader_readu16(&reader); //id
+	    readRECT(&reader); //bounding box
+	    reader_resetbits(&reader);
+	    flags1 = reader_readu8(&reader);
+	    flags2 = reader_readu8(&reader);
 	    if(flags1 & 128)
-		maponeid(getinputpos());
+		callback(reader_getinputpos(&reader));
 	}
 	break;
 	case TAGID_DEFINETEXT2:
@@ -157,54 +226,56 @@ void map_ids_mem(u8*mem, int length)
 	case TAGID_DEFINETEXT: { 
 	    int glyphbits, advancebits;
 	    int id;
-	    reader_init (newtag->data, newtag->length);
-	    id = readu16(); //id
-	    readRECT(); //bounding box
-	    readMATRIX(); //matrix
-	    resetbits();
-	    glyphbits = readu8(); //glyphbits
-	    advancebits = readu8(); //advancebits
+	    struct reader_t reader;
+	    reader_init (&reader, newtag->data, newtag->length);
+	    id = reader_readu16(&reader); //id
+	    readRECT(&reader); //bounding box
+	    reader_resetbits(&reader);
+	    readMATRIX(&reader); //matrix
+	    reader_resetbits(&reader);
+	    glyphbits = reader_readu8(&reader); //glyphbits
+	    advancebits = reader_readu8(&reader); //advancebits
 	    while(1) {
 		u16 flags;
-		resetbits();
-		flags = getbits(8);
+		reader_resetbits(&reader);
+		flags = reader_getbits(&reader, 8);
 		if(!flags) break;
 		if(flags & 128) // text style record
 		{
-		    resetbits();
+		    reader_resetbits(&reader);
 		    if(flags & 8) { // hasfont
-			maponeid(getinputpos());
-			id = readu16();
+			callback(reader_getinputpos(&reader));
+			id = reader_readu16(&reader);
 		    }
 		    if(flags & 4) { // hascolor
-			if(num==1) readRGB();
-			else       readRGBA();
+			if(num==1) readRGB(&reader);
+			else       readRGBA(&reader);
 		    }
 		    if(flags & 2) { //has x offset
-			resetbits();
-			readu16();
+			reader_resetbits(&reader);
+			reader_readu16(&reader);
 		    }
 		    if(flags & 1) { //has y offset
-			resetbits();
-			readu16();
+			reader_resetbits(&reader);
+			reader_readu16(&reader);
 		    }
 		    if(flags & 8) { //has height
-			resetbits();
-			readu16();
+			reader_resetbits(&reader);
+			reader_readu16(&reader);
 		    }
 		} else { // glyph record
 		    int t;
-		    resetbits();
+		    reader_resetbits(&reader);
 		    for(t=0;t<flags;t++) {
-			getbits(glyphbits);
-			getbits(advancebits);
+			reader_getbits(&reader, glyphbits);
+			reader_getbits(&reader, advancebits);
 		    }
 		}
 	    }
 	    break;
 	}
 	case TAGID_DEFINEFONTINFO:
-	    maponeid(&newtag->data[0]);
+	    callback(&newtag->data[0]);
 	break;
 
 	case TAGID_DEFINESHAPE3: // these thingies might have bitmap ids in their fillstyles
@@ -212,51 +283,75 @@ void map_ids_mem(u8*mem, int length)
 	case TAGID_DEFINESHAPE2:
 	num++; //fallthrough
 	case TAGID_DEFINESHAPE: {
-	    u16 count;
-	    int t;
+	    int fillbits;
+	    int linebits;
 	    struct RECT r;
-	    reader_init (newtag->data, newtag->length);
-	    readu16(); // id;
-	    r = readRECT(); // bounds
+	    struct reader_t reader;
+	    //printf("defineshape%d\n", num);
+	    reader_init (&reader, newtag->data, newtag->length);
+	    reader_readu16(&reader); // id;
+	    r = readRECT(&reader); // bounds
 //	    printf("%d shape bounds: %d %d %d %d\n",newtag->id,r.x1,r.y1,r.x2,r.y2);
-	    resetbits();
-	    count = readu8();
-	    if(count == 0xff && num>1) // defineshape2,3 only
-		count = readu16();
-//	    printf("%d fillstyles\n", count);
-	    for(t=0;t<count;t++)
-	    {
-		int type;
-		u8*pos;
-		pos=getinputpos();
-//		printf("%02x %02x %02x %02x %02x %02x %02x %02x\n", 
-//			pos[0],pos[1],pos[2],pos[3],pos[4],pos[5],pos[6],pos[7]);
-		resetbits();
-		type = readu8(); //type
-//		printf("fillstyle %d is type 0x%02x\n", t, type);
-		if(type == 0) {
-		    if(num == 3)
-			readRGBA();
-		    else 
-			readRGB();
-		}
-		if(type == 0x10 || type == 0x12)
-		{
-		    readMATRIX();
-		    resetbits();
-		    readGRADIENT(num);
-		}
-		if(type == 0x40 || type == 0x41)
-		{
-		    resetbits();
-		    // we made it.
-		    if(*(u16*)getinputpos() != 65535)
-			maponeid(getinputpos());
 
-		    readu16();
-		    readMATRIX();
+	    mapstyles(&reader, num, callback);
+	    fillbits = reader_getbits(&reader, 4);
+	    linebits = reader_getbits(&reader, 4);
+	    reader_resetbits(&reader);
+	    //printf("%d %d\n", fillbits, linebits);
+	    while(1) {
+		int flags;
+		/*printf("data: %02x %02x >%02x< %02x %02x\n",
+		    ((u8*)getinputpos())[-2],
+		    ((u8*)getinputpos())[-1],
+		    ((u8*)getinputpos())[0],
+		    ((u8*)getinputpos())[1],
+		    ((u8*)getinputpos())[2]);*/
+		flags = reader_getbits(&reader, 1);
+		if(!flags) { //style change
+		    flags = reader_getbits(&reader, 5);
+		    //printf("style flags:%02x\n",flags);
+		    if(!flags)
+			break;
+		    if(flags&1) { //move
+			int n = reader_getbits(&reader, 5); 
+			//printf("n:%d\n",n);
+			reader_getbits(&reader, n); //x
+			reader_getbits(&reader, n); //y
+		    }
+		    if(flags&2) { //fill0
+			reader_getbits(&reader, fillbits); 
+		    }
+		    if(flags&4) { //fill1
+			reader_getbits(&reader, fillbits); 
+		    }
+		    if(flags&8) { //linestyle
+			reader_getbits(&reader, linebits); 
+		    }
+		    if(flags&16) {
+			mapstyles(&reader, num, callback);
+			fillbits = reader_getbits(&reader, 4);
+			linebits = reader_getbits(&reader, 4);
+		    }
+		} else {
+		    flags = reader_getbits(&reader, 1);
+		    //printf("edge:%d\n", flags);
+		    if(flags) { //straight edge
+			int n = reader_getbits(&reader, 4) + 2;
+			if(reader_getbits(&reader, 1)) { //line flag
+			    reader_getbits(&reader, n); //delta x
+			    reader_getbits(&reader, n); //delta y
+			} else {
+			    int v=reader_getbits(&reader, 1);
+			    reader_getbits(&reader, n); //vert/horz
+			}
+		    } else { //curved edge
+			int n = reader_getbits(&reader, 4) + 2;
+			reader_getbits(&reader, n);
+			reader_getbits(&reader, n);
+			reader_getbits(&reader, n);
+			reader_getbits(&reader, n);
+		    }
 		}
-		//...
 	    }
 	}
 	break;
@@ -281,6 +376,12 @@ static int get_free_id()
     return -1;
 }
 
+static struct swf_tag* map_ids(struct swf_tag*tag)
+{
+    map_ids_mem(tag->fulldata, tag->fulllength, maponeid);
+    return tag;
+}
+
 void swf_relocate (u8*data, int length, int*_bitmap)
 {
     int pos;