#include "../util.h"
#include "ufs.h"
+struct ufs_super_block {
+ __u32 fs_link;
+ __u32 fs_rlink;
+ __u32 fs_sblkno;
+ __u32 fs_cblkno;
+ __u32 fs_iblkno;
+ __u32 fs_dblkno;
+ __u32 fs_cgoffset;
+ __u32 fs_cgmask;
+ __u32 fs_time;
+ __u32 fs_size;
+ __u32 fs_dsize;
+ __u32 fs_ncg;
+ __u32 fs_bsize;
+ __u32 fs_fsize;
+ __u32 fs_frag;
+ __u32 fs_minfree;
+ __u32 fs_rotdelay;
+ __u32 fs_rps;
+ __u32 fs_bmask;
+ __u32 fs_fmask;
+ __u32 fs_bshift;
+ __u32 fs_fshift;
+ __u32 fs_maxcontig;
+ __u32 fs_maxbpg;
+ __u32 fs_fragshift;
+ __u32 fs_fsbtodb;
+ __u32 fs_sbsize;
+ __u32 fs_csmask;
+ __u32 fs_csshift;
+ __u32 fs_nindir;
+ __u32 fs_inopb;
+ __u32 fs_nspf;
+ __u32 fs_optim;
+ __u32 fs_npsect_state;
+ __u32 fs_interleave;
+ __u32 fs_trackskew;
+ __u32 fs_id[2];
+ __u32 fs_csaddr;
+ __u32 fs_cssize;
+ __u32 fs_cgsize;
+ __u32 fs_ntrak;
+ __u32 fs_nsect;
+ __u32 fs_spc;
+ __u32 fs_ncyl;
+ __u32 fs_cpg;
+ __u32 fs_ipg;
+ __u32 fs_fpg;
+ struct ufs_csum {
+ __u32 cs_ndir;
+ __u32 cs_nbfree;
+ __u32 cs_nifree;
+ __u32 cs_nffree;
+ } __attribute__((__packed__)) fs_cstotal;
+ __s8 fs_fmod;
+ __s8 fs_clean;
+ __s8 fs_ronly;
+ __s8 fs_flags;
+ union {
+ struct {
+ __s8 fs_fsmnt[512];
+ __u32 fs_cgrotor;
+ __u32 fs_csp[31];
+ __u32 fs_maxcluster;
+ __u32 fs_cpc;
+ __u16 fs_opostbl[16][8];
+ } __attribute__((__packed__)) fs_u1;
+ struct {
+ __s8 fs_fsmnt[468];
+ __u8 fs_volname[32];
+ __u64 fs_swuid;
+ __s32 fs_pad;
+ __u32 fs_cgrotor;
+ __u32 fs_ocsp[28];
+ __u32 fs_contigdirs;
+ __u32 fs_csp;
+ __u32 fs_maxcluster;
+ __u32 fs_active;
+ __s32 fs_old_cpc;
+ __s32 fs_maxbsize;
+ __s64 fs_sparecon64[17];
+ __s64 fs_sblockloc;
+ struct ufs2_csum_total {
+ __u64 cs_ndir;
+ __u64 cs_nbfree;
+ __u64 cs_nifree;
+ __u64 cs_nffree;
+ __u64 cs_numclusters;
+ __u64 cs_spare[3];
+ } __attribute__((__packed__)) fs_cstotal;
+ struct ufs_timeval {
+ __s32 tv_sec;
+ __s32 tv_usec;
+ } __attribute__((__packed__)) fs_time;
+ __s64 fs_size;
+ __s64 fs_dsize;
+ __u64 fs_csaddr;
+ __s64 fs_pendingblocks;
+ __s32 fs_pendinginodes;
+ } __attribute__((__packed__)) fs_u2;
+ } fs_u11;
+ union {
+ struct {
+ __s32 fs_sparecon[53];
+ __s32 fs_reclaim;
+ __s32 fs_sparecon2[1];
+ __s32 fs_state;
+ __u32 fs_qbmask[2];
+ __u32 fs_qfmask[2];
+ } __attribute__((__packed__)) fs_sun;
+ struct {
+ __s32 fs_sparecon[53];
+ __s32 fs_reclaim;
+ __s32 fs_sparecon2[1];
+ __u32 fs_npsect;
+ __u32 fs_qbmask[2];
+ __u32 fs_qfmask[2];
+ } __attribute__((__packed__)) fs_sunx86;
+ struct {
+ __s32 fs_sparecon[50];
+ __s32 fs_contigsumsize;
+ __s32 fs_maxsymlinklen;
+ __s32 fs_inodefmt;
+ __u32 fs_maxfilesize[2];
+ __u32 fs_qbmask[2];
+ __u32 fs_qfmask[2];
+ __s32 fs_state;
+ } __attribute__((__packed__)) fs_44;
+ } fs_u2;
+ __s32 fs_postblformat;
+ __s32 fs_nrpos;
+ __s32 fs_postbloff;
+ __s32 fs_rotbloff;
+ __u32 fs_magic;
+ __u8 fs_space[1];
+} __attribute__((__packed__));
+
#define UFS_MAGIC 0x00011954
#define UFS2_MAGIC 0x19540119
#define UFS_MAGIC_FEA 0x00195612
int volume_id_probe_ufs(struct volume_id *id, __u64 off)
{
- struct ufs_super_block {
- __u32 fs_link;
- __u32 fs_rlink;
- __u32 fs_sblkno;
- __u32 fs_cblkno;
- __u32 fs_iblkno;
- __u32 fs_dblkno;
- __u32 fs_cgoffset;
- __u32 fs_cgmask;
- __u32 fs_time;
- __u32 fs_size;
- __u32 fs_dsize;
- __u32 fs_ncg;
- __u32 fs_bsize;
- __u32 fs_fsize;
- __u32 fs_frag;
- __u32 fs_minfree;
- __u32 fs_rotdelay;
- __u32 fs_rps;
- __u32 fs_bmask;
- __u32 fs_fmask;
- __u32 fs_bshift;
- __u32 fs_fshift;
- __u32 fs_maxcontig;
- __u32 fs_maxbpg;
- __u32 fs_fragshift;
- __u32 fs_fsbtodb;
- __u32 fs_sbsize;
- __u32 fs_csmask;
- __u32 fs_csshift;
- __u32 fs_nindir;
- __u32 fs_inopb;
- __u32 fs_nspf;
- __u32 fs_optim;
- __u32 fs_npsect_state;
- __u32 fs_interleave;
- __u32 fs_trackskew;
- __u32 fs_id[2];
- __u32 fs_csaddr;
- __u32 fs_cssize;
- __u32 fs_cgsize;
- __u32 fs_ntrak;
- __u32 fs_nsect;
- __u32 fs_spc;
- __u32 fs_ncyl;
- __u32 fs_cpg;
- __u32 fs_ipg;
- __u32 fs_fpg;
- struct ufs_csum {
- __u32 cs_ndir;
- __u32 cs_nbfree;
- __u32 cs_nifree;
- __u32 cs_nffree;
- } __attribute__((__packed__)) fs_cstotal;
- __s8 fs_fmod;
- __s8 fs_clean;
- __s8 fs_ronly;
- __s8 fs_flags;
- union {
- struct {
- __s8 fs_fsmnt[512];
- __u32 fs_cgrotor;
- __u32 fs_csp[31];
- __u32 fs_maxcluster;
- __u32 fs_cpc;
- __u16 fs_opostbl[16][8];
- } __attribute__((__packed__)) fs_u1;
- struct {
- __s8 fs_fsmnt[468];
- __u8 fs_volname[32];
- __u64 fs_swuid;
- __s32 fs_pad;
- __u32 fs_cgrotor;
- __u32 fs_ocsp[28];
- __u32 fs_contigdirs;
- __u32 fs_csp;
- __u32 fs_maxcluster;
- __u32 fs_active;
- __s32 fs_old_cpc;
- __s32 fs_maxbsize;
- __s64 fs_sparecon64[17];
- __s64 fs_sblockloc;
- struct ufs2_csum_total {
- __u64 cs_ndir;
- __u64 cs_nbfree;
- __u64 cs_nifree;
- __u64 cs_nffree;
- __u64 cs_numclusters;
- __u64 cs_spare[3];
- } __attribute__((__packed__)) fs_cstotal;
- struct ufs_timeval {
- __s32 tv_sec;
- __s32 tv_usec;
- } __attribute__((__packed__)) fs_time;
- __s64 fs_size;
- __s64 fs_dsize;
- __u64 fs_csaddr;
- __s64 fs_pendingblocks;
- __s32 fs_pendinginodes;
- } __attribute__((__packed__)) fs_u2;
- } fs_u11;
- union {
- struct {
- __s32 fs_sparecon[53];
- __s32 fs_reclaim;
- __s32 fs_sparecon2[1];
- __s32 fs_state;
- __u32 fs_qbmask[2];
- __u32 fs_qfmask[2];
- } __attribute__((__packed__)) fs_sun;
- struct {
- __s32 fs_sparecon[53];
- __s32 fs_reclaim;
- __s32 fs_sparecon2[1];
- __u32 fs_npsect;
- __u32 fs_qbmask[2];
- __u32 fs_qfmask[2];
- } __attribute__((__packed__)) fs_sunx86;
- struct {
- __s32 fs_sparecon[50];
- __s32 fs_contigsumsize;
- __s32 fs_maxsymlinklen;
- __s32 fs_inodefmt;
- __u32 fs_maxfilesize[2];
- __u32 fs_qbmask[2];
- __u32 fs_qfmask[2];
- __s32 fs_state;
- } __attribute__((__packed__)) fs_44;
- } fs_u2;
- __s32 fs_postblformat;
- __s32 fs_nrpos;
- __s32 fs_postbloff;
- __s32 fs_rotbloff;
- __u32 fs_magic;
- __u8 fs_space[1];
- } __attribute__((__packed__)) *ufs;
-
__u32 magic;
int i;
+ struct ufs_super_block *ufs;
int offsets[] = {0, 8, 64, 256, -1};
+ dbg("probing at offset %llu", off);
+
for (i = 0; offsets[i] >= 0; i++) {
ufs = (struct ufs_super_block *) volume_id_get_buffer(id, off + (offsets[i] * 0x400), 0x800);
if (ufs == NULL)
~ianmdlvl / elogind.git / blobdiff