/*
File: partxbox.c
Copyright (C) 2005-2007 Christophe GRENIER <grenier@cgsecurity.org>
This software is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include <ctype.h> /* tolower */
#include "types.h"
#include "common.h"
#include "testdisk.h"
#include "fnctdsk.h"
#include "lang.h"
#include "intrf.h"
#include "intrfn.h"
#include "chgtype.h"
#include "partxbox.h"
#include "savehdr.h"
#include "fatx.h"
#include "log.h"
static int check_part_xbox(disk_t *disk_car, const int debug,partition_t *partition,const int saveheader);
static list_part_t *read_part_xbox(disk_t *disk_car, const int debug, const int saveheader);
static int write_part_xbox(disk_t *disk_car, const list_part_t *list_part, const int ro , const int debug, const int align);
static list_part_t *init_part_order_xbox(const disk_t *disk_car, list_part_t *list_part);
static list_part_t *add_partition_xbox(disk_t *disk_car,list_part_t *list_part, const int debug, char **current_cmd);
static void set_next_status_xbox(const disk_t *disk_car, partition_t *partition);
static int test_structure_xbox(list_part_t *list_part);
static int set_part_type_xbox(partition_t *partition, unsigned int part_type_xbox);
static int is_part_known_xbox(const partition_t *partition);
static void init_structure_xbox(const disk_t *disk_car,list_part_t *list_part, const int debug);
static const char *get_partition_name_xbox(const partition_t *partition);
static const char *get_partition_name_xbox_aux(const unsigned int part_type_xbox);
static unsigned int get_part_type_xbox(const partition_t *partition);
static const struct systypes xbox_sys_types[] = {
{ PXBOX_UNK, "Unknown" },
{ PXBOX_FATX, "FATX" },
{ PXBOX_UNK, NULL }
};
arch_fnct_t arch_xbox=
{
.part_name="XBox",
.part_name_option="partition_xbox",
.msg_part_type=" P=Primary D=Deleted",
.read_part=read_part_xbox,
.write_part=write_part_xbox,
.init_part_order=init_part_order_xbox,
.get_geometry_from_mbr=NULL,
.check_part=check_part_xbox,
.write_MBR_code=NULL,
.add_partition=add_partition_xbox,
.set_prev_status=set_next_status_xbox,
.set_next_status=set_next_status_xbox,
.test_structure=test_structure_xbox,
.set_part_type=set_part_type_xbox,
.is_part_known=is_part_known_xbox,
.init_structure=init_structure_xbox,
.erase_list_part=NULL,
.get_partition_name=get_partition_name_xbox,
.get_part_type=get_part_type_xbox
};
static unsigned int get_part_type_xbox(const partition_t *partition)
{
return partition->part_type_xbox;
}
list_part_t *read_part_xbox(disk_t *disk_car, const int debug, const int saveheader)
{
unsigned char buffer[0x800];
list_part_t *new_list_part=NULL;
aff_buffer(BUFFER_RESET,"Q");
if(disk_car->read(disk_car,sizeof(buffer), &buffer, 0)!=0)
return new_list_part;
{
uint64_t offsets[]={ 0x00080000, 0x2ee80000, 0x5dc80000, 0x8ca80000, 0xabe80000 };
unsigned int i;
struct xbox_partition *xboxlabel=(struct xbox_partition*)&buffer;
if (memcmp(xboxlabel->magic,"BRFR",4))
{
aff_buffer(BUFFER_ADD,"\nBad XBOX partition, invalid signature\n");
return NULL;
}
for(i=0;i<sizeof(offsets)/sizeof(uint64_t);i++)
{
if(offsets[i]<disk_car->disk_size)
{
partition_t *partition=partition_new();
partition_reset(partition);
partition->part_type_xbox=PXBOX_FATX;
partition->part_offset=offsets[i];
partition->order=1+i;
if(i==sizeof(offsets)/sizeof(uint64_t)-1 || disk_car->disk_size<=offsets[i+1])
partition->part_size=disk_car->disk_size-offsets[i];
else
partition->part_size=offsets[i+1]-offsets[i];
partition->status=STATUS_PRIM;
new_list_part=insert_new_partition(new_list_part, partition);
disk_car->arch->check_part(disk_car,debug,partition,saveheader);
aff_part_buffer(AFF_PART_ORDER,disk_car,partition);
}
}
}
return new_list_part;
}
static int write_part_xbox(disk_t *disk_car, const list_part_t *list_part, const int ro, const int debug, const int align)
{ /* TODO: Implement it */
if(ro==0)
{
not_implemented("write_part_xbox");
}
return 0;
}
static list_part_t *init_part_order_xbox(const disk_t *disk_car, list_part_t *list_part)
{
return list_part;
}
static list_part_t *add_partition_xbox(disk_t *disk_car,list_part_t *list_part, const int debug, char **current_cmd)
{
CHS_t start,end;
partition_t *new_partition=partition_new();
int position=0;
start.cylinder=0;
start.head=0;
start.sector=1;
end.cylinder=disk_car->CHS.cylinder;
end.head=disk_car->CHS.head;
end.sector=disk_car->CHS.sector;
{
int done = FALSE;
while (done==FALSE) {
int command;
static struct MenuItem menuGeometry[]=
{
{ 'c', "Cylinders", "Change starting cylinder" },
{ 'C', "Cylinders", "Change ending cylinder" },
{ 'T' ,"Type", "Change partition type"},
{ 'd', "Done", "" },
{ 0, NULL, NULL }
};
aff_copy(stdscr);
wmove(stdscr,4,0);
wdoprintf(stdscr,"%s",disk_car->description(disk_car));
new_partition->part_offset=CHS2offset(disk_car,&start);
new_partition->part_size=CHS2offset(disk_car,&end) - new_partition->part_offset + disk_car->sector_size;
wmove(stdscr,10, 0);
wclrtoeol(stdscr);
aff_part(stdscr,AFF_PART_SHORT,disk_car,new_partition);
wmove(stdscr,INTER_GEOM_Y, INTER_GEOM_X);
wclrtoeol(stdscr);
wrefresh(stdscr);
command=wmenuSimple(stdscr,menuGeometry, position);
switch (command) {
case 'c':
wmove(stdscr, INTER_GEOM_Y, INTER_GEOM_X);
start.cylinder=ask_number(start.cylinder,0,disk_car->CHS.cylinder,"Enter the starting cylinder ");
position=1;
break;
case 'C':
wmove(stdscr, INTER_GEOM_Y, INTER_GEOM_X);
end.cylinder=ask_number(end.cylinder,start.cylinder,disk_car->CHS.cylinder,"Enter the ending cylinder ");
position=2;
break;
case 'T':
case 't':
change_part_type(disk_car,new_partition,current_cmd);
position=3;
break;
case key_ESC:
case 'd':
case 'D':
case 'q':
case 'Q':
done = TRUE;
break;
}
}
}
if((CHS2offset(disk_car,&end)>new_partition->part_offset)&& new_partition->part_type_xbox>0)
{
list_part_t *new_list_part=insert_new_partition(list_part, new_partition);
new_partition->status=STATUS_PRIM;
if(test_structure_xbox(list_part)!=0)
{
new_partition->status=STATUS_DELETED;
}
return new_list_part;
}
free(new_partition);
return list_part;
}
static void set_next_status_xbox(const disk_t *disk_car, partition_t *partition)
{
if(partition->status==STATUS_DELETED)
partition->status=STATUS_PRIM;
else
partition->status=STATUS_DELETED;
}
static int test_structure_xbox(list_part_t *list_part)
{ /* Return 1 if bad*/
list_part_t *new_list_part=NULL;
list_part_t *element;
list_part_t *new_element;
int res=0;
/* Sort list_part in new_list_part */
for(element=list_part;element!=NULL;element=element->next)
{
if(element->part->status!=STATUS_DELETED)
new_list_part=insert_new_partition(new_list_part,element->part);
}
/* Test overlapping */
for(element=new_list_part;element!=NULL;element=element->next)
{
if(((element->prev!=NULL) && (element->part->part_offset<=element->prev->part->part_offset+element->prev->part->part_size-1)) ||
((element->next!=NULL) && (element->part->part_offset+element->part->part_size-1>=element->next->part->part_offset)))
{
res=1;
}
}
for(element=new_list_part;element!=NULL;element=new_element)
{
new_element=element->next;
free(element);
}
return res;
}
static int set_part_type_xbox(partition_t *partition, unsigned int part_type_xbox)
{
if(part_type_xbox>0 && part_type_xbox <= 255)
{
partition->part_type_xbox=part_type_xbox;
return 0;
}
return 1;
}
static int is_part_known_xbox(const partition_t *partition)
{
return (partition->part_type_xbox!=PXBOX_UNK);
}
static void init_structure_xbox(const disk_t *disk_car,list_part_t *list_part, const int debug)
{
list_part_t *element;
list_part_t *new_list_part=NULL;
/* Create new list */
for(element=list_part;element!=NULL;element=element->next)
element->to_be_removed=0;
for(element=list_part;element!=NULL;element=element->next)
{
int to_be_removed=0;
list_part_t *element2;
for(element2=element->next;element2!=NULL;element2=element2->next)
if(element->part->part_offset+element->part->part_size-1 >= element2->part->part_offset)
{
to_be_removed=1;
element2->to_be_removed=1;
}
if(to_be_removed)
element->to_be_removed=1;
if(element->to_be_removed==0)
new_list_part=insert_new_partition_aux(new_list_part,element_new(element->part),1);
}
#ifdef DEBUG
check_list_part(new_list_part);
#endif
for(element=new_list_part;element!=NULL;element=element->next)
element->part->status=STATUS_PRIM;
if(disk_car->arch->test_structure(new_list_part))
{
for(element=new_list_part;element!=NULL;element=element->next)
element->part->status=STATUS_DELETED;
}
{
/* free */
list_part_t *new_element;
for(element=new_list_part;element!=NULL;element=new_element)
{
new_element=element->next;
free(element);
}
}
#ifdef DEBUG
check_list_part(list_part);
#endif
}
static int check_part_xbox(disk_t *disk_car,const int debug,partition_t *partition, const int saveheader)
{
int ret=0;
switch(partition->part_type_xbox)
{
case PXBOX_FATX:
ret=check_FATX(disk_car,partition,debug);
if(ret!=0)
{ aff_buffer(BUFFER_ADD,"Invalid FATX signature\n"); }
break;
default:
if(debug>0)
{
log_info("check_part_xbox %u type %02X: no test\n",partition->order,partition->part_type_xbox);
}
break;
}
if(ret!=0)
{
log_error("check_part_xbox failed for partition type %02X\n", partition->part_type_xbox);
aff_part_buffer(AFF_PART_ORDER,disk_car,partition);
if(saveheader>0)
{
save_header(disk_car,partition,debug);
}
}
return ret;
}
static const char *get_partition_name_xbox_aux(const unsigned int part_type_xbox)
{
int i;
for (i=0; xbox_sys_types[i].name!=NULL; i++)
if (xbox_sys_types[i].part_type == part_type_xbox)
return xbox_sys_types[i].name;
return NULL;
}
static const char *get_partition_name_xbox(const partition_t *partition)
{
return get_partition_name_xbox_aux(partition->part_type_xbox);
}
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