#include <stdio.h>
#include <assert.h>

// 5D8120 building_nt
// 5D5AA0 CCustomCVBuildingPipeline__vucode	0
// 5D8150 CCustomCVBuildingDNPipeline__vucode	0
// 5E0710 CCustomCVBuildingEnvMapPipeline__vucode
// 5E1FD0 CCustomCVBuildingDNEnvMapPipeline__vucode
// 5E62D0 CCustomCVBuildingUVAPipeline__vucode 0
// 5E89D0 CCustomCVBuildingDNUVAPipeline__vucode 0

// 5DA950 vehicle_nt
// 5DA980 CCustomCarPipeline__vucode 0 1 2
// 5CE630 CCustomCarEnvMapPipeline__vucode

// 5DD580 skin_nt
// 5DD5B0 CCustomSkinPedPipeline__vucode

// 5D1F50 grass_nt
// 5D1F80 grass

// 5CBD60 water_nt
// 5CBD90 water_0
// 5CCC40 water_1
// 5E5390 water_2
// 5E3910 water_3

char buf[16*1024];

void
writePacket(FILE *inf, FILE *outf)
{
	int *tag;
	int qwc, wc, num, addr, vifcode;
	int *p;
	tag = (int*)buf;
	fread(tag, 16, 1, inf);
	printf("%08x %08x %08x %08x\n", tag[0], tag[1], tag[2], tag[3]);
	qwc = tag[0] & 0xFFFF;
	fread(buf+16, qwc*0x10, 1, inf);
	p = (int*)buf;
	p += 2;	// skip tag
	wc = qwc*4 + 2;
	printf("c: %x %x %x\n", qwc, wc, *p);
	while(wc--){
		vifcode = *p++ & 0x7F000000;
		switch(vifcode){
		case 0x4A000000:
			num = (p[-1] >> 16) & 0xFF;
			if(num == 0) num = 256;
			addr = p[-1] & 0xFFFF;
			fseek(outf, addr*8, 0);
			printf("%08x %x %x %x ", p[-1], num, addr, wc);
			fwrite(p, num*8, 1, outf);
			p += num*2;
			wc -= num*2;
			printf("%x\n", wc);
			break;
		default:
			printf("%08x\n", p[-1]);
			break;
		}
	}
}

void
extract(FILE *f, int offset, char *out)
{
	FILE *outf;
	if(outf = fopen(out, "wb"), outf == NULL)
		return;
	fseek(f, offset, 0);
	writePacket(f, outf);
}

int
main(int argc, char *argv[])
{
	FILE *f;
	if(argc < 2)
		return 1;
	if(f = fopen(argv[1], "rb"), f == NULL)
		return 1;
	//extract(f, 0x5D8120, "sa_building.bin");
	//extract(f, 0x5DA950, "sa_vehicle.bin");
	//extract(f, 0x5DD580, "sa_skin.bin");

//	extract(f, 0x5D1F50, "sa_grass_nt.bin");
//	extract(f, 0x5D1F80, "sa_grass.bin");

//	extract(f, 0x5CBD60, "sa_water_nt.bin");
//	extract(f, 0x5CBD90, "sa_water_0.bin");
//	extract(f, 0x5CCC40, "sa_water_1.bin");
//	extract(f, 0x5E5390, "sa_water_2.bin");
//	extract(f, 0x5E3910, "sa_water_3.bin");

	extract(f, 0x5D8120, "building_nt.bin");
	extract(f, 0x5D5AA0, "CCustomCVBuildingPipeline.bin");
	extract(f, 0x5D8150, "CCustomCVBuildingDNPipeline.bin");
	extract(f, 0x5E0710, "CCustomCVBuildingEnvMapPipeline.bin");
	extract(f, 0x5E1FD0, "CCustomCVBuildingDNEnvMapPipeline.bin");
	extract(f, 0x5E62D0, "CCustomCVBuildingUVAPipeline.bin");
	extract(f, 0x5E89D0, "CCustomCVBuildingDNUVAPipeline.bin");

	extract(f, 0x5DA950, "vehicle_nt.bin");
	extract(f, 0x5DA980, "CCustomCarPipeline.bin");
	extract(f, 0x5CE630, "CCustomCarEnvMapPipeline.bin");

	extract(f, 0x5DD580, "skin_nt.bin");
	extract(f, 0x5DD5B0, "CCustomSkinPedPipeline.bin");

	extract(f, 0x5D1F50, "grass_nt.bin");
	extract(f, 0x5D1F80, "grass.bin");

	extract(f, 0x5CBD60, "water_nt.bin");
	extract(f, 0x5CBD90, "water_0.bin");
	extract(f, 0x5CCC40, "water_1.bin");
	extract(f, 0x5E5390, "water_2.bin");
	extract(f, 0x5E3910, "water_3.bin");

	//extract(f, 0x567140, "bully.bin");
	fclose(f);
}