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path: root/PE/reinsert.cpp
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#include <Exceptions.h>
#include <Input.h>
#include <Output.h>
#include <Main.h>
#include "cdutils.h"

#define index 0x838da

#define offset 0x83b78

CODE_BEGINS
virtual int startup() throw (GeneralException) {
    Handle * ir;
    Handle * iw;
    cdutils * cd;

    ir = new Input("PE1.bin");
    iw = new Output("PE1.bin", 0, 0);
    cd = new cdutils(ir, iw);
    
    printm(M_INFO, "Patch du CD1\n");
    patch_img(cd);
    
    delete cd;
    delete iw;
    delete ir;

    ir = new Input("PE2.bin");
    iw = new Output("PE2.bin", 0, 0);
    cd = new cdutils(ir, iw);
    printm(M_INFO, "Patch du CD2\n");
    patch_img(cd);
    
    delete cd;
    delete iw;
    delete ir;

    return 0;
}

int patch_img(cdutils * cd) {
    struct cdutils::DirEntry d_slus, d_pe1;
    unsigned char * slus;
    int i, j, c, fontei;
    String s;
    int groupes[100][20];
    int counts[20];
    
    verbosity = M_INFO;
    
    d_slus = cd->find_path("/SLUS_006.62;1");
    
    if (!d_slus.Sector)
	d_slus = cd->find_path("/SLUS_006.68;1");
    
    d_pe1 = cd->find_path("/PE.IMG;1");
    
    slus = (unsigned char *) malloc(d_slus.Size);
    
    cd->read_datas(slus, GUESS, d_slus.Sector, d_slus.Size);

    fontei = *((short *)(slus + index + 18));
    Handle * fonte = new Input("fonte.tim");    
    printm(M_INFO, "Ecriture de la fonte...\n");
    cd->write_file(fonte, GUESS, fontei + d_pe1.Sector);
    delete fonte;
    
    Handle * pslus = new Input("PE-SLUS00662-patched.exe");
    printm(M_INFO, "Ecriture du SLUS...\n");
    cd->write_file(pslus, GUESS, d_slus.Sector);
    delete pslus;
    
    Handle * menu = new Input("69/0069.out");
    printm(M_INFO, "Ecriture du menu...\n");
    cd->write_file(menu, GUESS, d_pe1.Sector + 978);
    delete menu;
    
    for (i = 1; i <= 20; i++) {
	Input groupe(String().set("groupe-%02i.txt", i));
	c = 0;
	while (1) {
	    groupe >> s;
	    if (!s.strlen())
		break;
	    groupes[c++][i] = s.to_int();
	}
	counts[i] = c;
    }
    
    for (i = 1; i <= 20; i++) {
	Handle * f = new Input(String().set("scripts/c/%02i.out", i));
	unsigned char * script = (unsigned char *) malloc(f->GetSize());
	f->read(script, f->GetSize());
	printm(M_INFO, "Groupe %i...\n", i);
	for (c = 0; c < counts[i]; c++) {
	    int sector, s1, s2, s3, r, size, size2, ptr, tptr, sig, jptr, sizes[2];
	    r = groupes[c][i];
	    unsigned char * room;
	    
	    sector = *((int *) (slus + offset + r * 8));
	    s1 = *(slus + offset + r * 8 + 4);
	    s2 = *(slus + offset + r * 8 + 5) | ((*(slus + offset + r * 8 + 6) & 0x0f) << 8);
	    s3 = ((*(slus + offset + r * 8 + 6) & 0xf0) >> 4) | (*(slus + offset + r * 8 + 7) << 4);
	    
	    cd->read_datas((unsigned char *) sizes, GUESS, d_pe1.Sector + sector + s1 + s2, 8);
	    size = sizes[0];
	    size2 = sizes[1];
	    
	    room = (unsigned char *) malloc(size);
	    cd->read_datas(room, GUESS, d_pe1.Sector + sector + s1 + s2, size);
	    
	    ptr = size - 4;
	    while (1) {
		tptr = *((int *) (room + ptr));
		if ((tptr >> 24) == 1) {
		    tptr &= 0xffffff;
		    sig = *((int *) (room + tptr));
		    if ((sig & 0xffff) == 0xfe) {
			break;
		    }
		}
		ptr -= 4;
	    }
	    
	    jptr = *((int *) (room + ptr - 8));
	    
	    printm(M_INFO, "  Room %i\n", r);
	    
	    if (size2 < (jptr + f->GetSize())) {
		printm(M_ERROR, "size2 = %i, jptr = %i, f = %i, + = %i - script trop gros.\n", size2, jptr, f->GetSize(), jptr + f->GetSize());
		exit(-1);
	    }
	    
	    memcpy(room + jptr, script, f->GetSize());
	    
	    *((int *) (room + ptr)) = jptr | 0x01000000;
	    *((int *) (room + ptr - 4)) = f->GetSize();
	    
	    cd->write_datas(room, GUESS, d_pe1.Sector + sector + s1 + s2, size);
	    
	    free(room);
	}
	delete f;
	free(script);
    }
    
    free(slus);
    
    return 0;
}

CODE_ENDS