diff options
author | Christophe Grenier <grenier@cgsecurity.org> | 2007-10-29 22:38:52 +0100 |
---|---|---|
committer | Christophe Grenier <grenier@cgsecurity.org> | 2007-10-29 22:38:52 +0100 |
commit | 9928d99936105b4653d2d1b8ca74dc3ffba5c71e (patch) | |
tree | 06aa4f5e9f0055027c6fb54dd47a8414cf2fba32 /src/partxbox.c |
First version in git
Diffstat (limited to 'src/partxbox.c')
-rw-r--r-- | src/partxbox.c | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/partxbox.c b/src/partxbox.c new file mode 100644 index 0000000..b33f5ab --- /dev/null +++ b/src/partxbox.c @@ -0,0 +1,427 @@ +/* + + 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 verbose,partition_t *partition,const int saveheader); +static list_part_t *read_part_xbox(disk_t *disk_car, const int verbose, const int saveheader); +static int write_part_xbox(disk_t *disk_car, const list_part_t *list_part, const int ro , const int verbose, 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 verbose, 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 verbose); +static const char *get_partition_typename_xbox(const partition_t *partition); +static const char *get_partition_typename_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_typename=get_partition_typename_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 verbose, 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) + { + int insert_error=0; + partition_t *partition=partition_new(&arch_xbox); + 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; + disk_car->arch->check_part(disk_car,verbose,partition,saveheader); + aff_part_buffer(AFF_PART_ORDER,disk_car,partition); + new_list_part=insert_new_partition(new_list_part, partition, 0, &insert_error); + if(insert_error>0) + free(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 verbose, 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_cli(disk_t *disk_car,list_part_t *list_part, const int verbose, char **current_cmd) +{ + partition_t *new_partition=partition_new(&arch_xbox); + new_partition->part_offset=disk_car->sector_size; + new_partition->part_size=disk_car->disk_size-disk_car->sector_size; + while(*current_cmd[0]==',') + (*current_cmd)++; + while(1) + { + if(strncmp(*current_cmd,"s,",2)==0) + { + uint64_t part_offset; + (*current_cmd)+=2; + part_offset=new_partition->part_offset; + new_partition->part_offset=(uint64_t)ask_number_cli( + current_cmd, + new_partition->part_offset/disk_car->sector_size, + 0x800/disk_car->sector_size, + (disk_car->disk_size-1)/disk_car->sector_size, + "Enter the starting sector ") * + (uint64_t)disk_car->sector_size; + new_partition->part_size=new_partition->part_size + part_offset - new_partition->part_offset; + } + else if(strncmp(*current_cmd,"S,",2)==0) + { + (*current_cmd)+=2; + new_partition->part_size=(uint64_t)ask_number_cli( + current_cmd, + (new_partition->part_offset+new_partition->part_size-1)/disk_car->sector_size, + new_partition->part_offset/disk_car->sector_size, + (disk_car->disk_size-1)/disk_car->sector_size, + "Enter the ending sector ") * + (uint64_t)disk_car->sector_size + + disk_car->sector_size - new_partition->part_offset; + } + else if(strncmp(*current_cmd,"T,",2)==0) + { + (*current_cmd)+=2; + change_part_type(disk_car,new_partition,current_cmd); + } + else if(new_partition->part_size>0 && new_partition->part_type_xbox>0) + { + int insert_error=0; + list_part_t *new_list_part=insert_new_partition(list_part, new_partition, 0, &insert_error); + if(insert_error>0) + { + free(new_partition); + return new_list_part; + } + new_partition->status=STATUS_PRIM; + if(test_structure_xbox(list_part)!=0) + new_partition->status=STATUS_DELETED; + return new_list_part; + } + else + { + free(new_partition); + return list_part; + } + } +} + +#ifdef HAVE_NCURSES +static list_part_t *add_partition_xbox_ncurses(disk_t *disk_car,list_part_t *list_part, const int verbose, char **current_cmd) +{ + int position=0; + int done = FALSE; + partition_t *new_partition=partition_new(&arch_xbox); + new_partition->part_offset=disk_car->sector_size; + new_partition->part_size=disk_car->disk_size-disk_car->sector_size; + while (done==FALSE) + { + int command; + static struct MenuItem menuGeometry[]= + { + { 's', "Sector", "Change starting sector" }, + { 'S', "Sector", "Change ending sector" }, + { '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)); + 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 's': + { + uint64_t part_offset; + part_offset=new_partition->part_offset; + wmove(stdscr, INTER_GEOM_Y, INTER_GEOM_X); + new_partition->part_offset=(uint64_t)ask_number( + new_partition->part_offset/disk_car->sector_size, + 0x800/disk_car->sector_size, + (disk_car->disk_size-1)/disk_car->sector_size, + "Enter the starting sector ") * + (uint64_t)disk_car->sector_size; + new_partition->part_size=new_partition->part_size + part_offset - new_partition->part_offset; + position=1; + } + break; + case 'S': + wmove(stdscr, INTER_GEOM_Y, INTER_GEOM_X); + new_partition->part_size=(uint64_t)ask_number( + (new_partition->part_offset+new_partition->part_size-1)/disk_car->sector_size, + new_partition->part_offset/disk_car->sector_size, + (disk_car->disk_size-1)/disk_car->sector_size, + "Enter the ending sector ") * + (uint64_t)disk_car->sector_size + + disk_car->sector_size - new_partition->part_offset; + 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(new_partition->part_size>0 && new_partition->part_type_xbox>0) + { + int insert_error=0; + list_part_t *new_list_part=insert_new_partition(list_part, new_partition, 0, &insert_error); + if(insert_error>0) + { + free(new_partition); + return new_list_part; + } + 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; +} +#endif + +static list_part_t *add_partition_xbox(disk_t *disk_car,list_part_t *list_part, const int verbose, char **current_cmd) +{ + if(*current_cmd!=NULL) + return add_partition_xbox_cli(disk_car, list_part, verbose, current_cmd); +#ifdef HAVE_NCURSES + return add_partition_xbox_ncurses(disk_car, list_part, verbose, current_cmd); +#else + return list_part; +#endif +} + +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; + int res; + new_list_part=gen_sorted_partition_list(list_part); + res=is_part_overlapping(new_list_part); + part_free_list_only(new_list_part); + 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 verbose) +{ + 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) + { + 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) + { + element->to_be_removed=1; + element2->to_be_removed=1; + } + } + if(element->to_be_removed==0) + { + int insert_error=0; + new_list_part=insert_new_partition(new_list_part, element->part, 0, &insert_error); + } + } +#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; + } + part_free_list_only(new_list_part); +#ifdef DEBUG + check_list_part(list_part); +#endif +} + +static int check_part_xbox(disk_t *disk_car,const int verbose,partition_t *partition, const int saveheader) +{ + int ret=0; + switch(partition->part_type_xbox) + { + case PXBOX_FATX: + ret=check_FATX(disk_car,partition,verbose); + if(ret!=0) + { aff_buffer(BUFFER_ADD,"Invalid FATX signature\n"); } + break; + default: + if(verbose>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,verbose); + } + } + return ret; +} + +static const char *get_partition_typename_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_typename_xbox(const partition_t *partition) +{ + return get_partition_typename_xbox_aux(partition->part_type_xbox); +} |