// This is for the new 4.4 cylinder group block
void
byte_swap_cgout(struct cg *cg, struct fs * fs)
{
int32_t * ulptr;
int16_t * usptr;
int size;
byte_swap_int(cg->cg_firstfield);
byte_swap_int(cg->cg_magic);
byte_swap_int(cg->cg_time);
byte_swap_int(cg->cg_cgx);
byte_swap_short(cg->cg_ncyl);
byte_swap_short(cg->cg_niblk);
byte_swap_int(cg->cg_ndblk);
byte_swap_csum(&cg->cg_cs);
byte_swap_int(cg->cg_rotor);
byte_swap_int(cg->cg_frotor);
byte_swap_int(cg->cg_irotor);
byte_swap_ints(cg->cg_frsum, MAXFRAG);
byte_swap_int(cg->cg_freeoff);
byte_swap_int(cg->cg_nextfreeoff);
byte_swap_int(cg->cg_nclusterblks);
byte_swap_ints(cg->cg_sparecon, 13);
byte_swap_int(cg->cg_iusedoff);
byte_swap_int(cg->cg_clusteroff);
ulptr = ((int32_t *)((u_int8_t *)(cg) + (cg)->cg_btotoff));
size = fs->fs_cpg;
byte_swap_ints(ulptr, size); /*cg_btotoff*/
byte_swap_int(cg->cg_btotoff);
usptr = ((int16_t *)((u_int8_t *)(cg) + (cg)->cg_boff));
size = fs->fs_cpg * fs->fs_nrpos;
byte_swap_shorts(usptr,size); /*cg_boff*/
byte_swap_int(cg->cg_boff);
if ((unsigned int)fs->fs_contigsumsize > 0) {
ulptr = ((int32_t *)((u_int8_t *)(cg) + (cg)->cg_clustersumoff));
size = (fs->fs_contigsumsize + 1);
byte_swap_ints(ulptr, size); /*cg_clustersumoff*/
}
byte_swap_int(cg->cg_clustersumoff);
}
void
byte_swap_cylgroup(struct cg *cg)
{
swapBigLongToHost(cg->cg_time);
swapBigLongToHost(cg->cg_cgx);
swapBigShortToHost(cg->cg_ncyl);
swapBigShortToHost(cg->cg_niblk);
swapBigLongToHost(cg->cg_ndblk);
byte_swap_csum(&cg->cg_cs);
swapBigLongToHost(cg->cg_rotor);
swapBigLongToHost(cg->cg_frotor);
swapBigLongToHost(cg->cg_irotor);
swapBigIntsToHost(cg->cg_frsum, MAXFRAG);
swapBigIntsToHost(cg->cg_btot, MAXCPG);
swapBigShortToHosts((short *) cg->cg_b, MAXCPG * NRPOS);
swapBigLongToHost(cg->cg_magic);
}
/* This is for the new 4.4 cylinder group block */
void
byte_swap_cgin(struct cg *cg, struct fs * fs)
{
int32_t * ulptr;
int16_t * usptr;
size_t size;
byte_swap_int(cg->cg_firstfield);
byte_swap_int(cg->cg_magic);
byte_swap_int(cg->cg_time);
byte_swap_int(cg->cg_cgx);
byte_swap_short(cg->cg_ncyl);
byte_swap_short(cg->cg_niblk);
byte_swap_int(cg->cg_ndblk);
byte_swap_csum(&cg->cg_cs);
byte_swap_int(cg->cg_rotor);
byte_swap_int(cg->cg_frotor);
byte_swap_int(cg->cg_irotor);
byte_swap_ints(cg->cg_frsum, MAXFRAG);
byte_swap_int(cg->cg_iusedoff);
byte_swap_int(cg->cg_freeoff);
byte_swap_int(cg->cg_nextfreeoff);
byte_swap_int(cg->cg_clusteroff);
byte_swap_int(cg->cg_nclusterblks);
byte_swap_ints(cg->cg_sparecon, 13);
byte_swap_int(cg->cg_btotoff);
if (cg->cg_btotoff < 0 || cg->cg_btotoff > sblock.fs_bsize) {
pfatal("CG bad on input: block total offset out of range (%d)\n",
cg->cg_btotoff);
} else {
ulptr = ((int32_t *)((u_int8_t *)(cg) + (cg)->cg_btotoff));
size = fs->fs_cpg;
if (size > sblock.fs_bsize ||
(u_int8_t*)(ulptr + size) > ((u_int8_t*)cg + sblock.fs_bsize)) {
pfatal("CG bad on input: Block totals array out of range\n");
} else {
byte_swap_ints(ulptr, size); /*cg_btotoff*/
}
}
byte_swap_int(cg->cg_boff);
if (cg->cg_boff < 0 || cg->cg_boff > sblock.fs_bsize) {
pfatal("CG bad on input: free block offset out of range (%d)\n",
cg->cg_boff);
} else {
usptr = ((int16_t *)((u_int8_t *)(cg) + (cg)->cg_boff));
size = fs->fs_cpg * fs->fs_nrpos;
if (size > sblock.fs_bsize ||
(u_int8_t*)(usptr + size) > ((u_int8_t*)cg + sblock.fs_bsize)) {
pfatal("CG bad on input: free block array out of bounds\n");
} else {
byte_swap_shorts(usptr,size); /*cg_boff*/
}
}
byte_swap_int(cg->cg_clustersumoff);
if ((unsigned int)cg->cg_clustersumoff > sblock.fs_bsize) {
pfatal("CG bad on input: sum offset array out of range (%d)\n",
cg->cg_clustersumoff);
} else {
if ((unsigned int)fs->fs_contigsumsize > 0) {
ulptr = ((int32_t *)((u_int8_t *)(cg) + (cg)->cg_clustersumoff));
size = (fs->fs_contigsumsize + 1);
if (size > sblock.fs_bsize ||
(u_int8_t*)(ulptr + size) > ((u_int8_t*)cg + sblock.fs_bsize)) {
pfatal("CG bad on input: sum array out of bounds\n");
} else {
byte_swap_ints(ulptr, size); /*cg_clustersumoff*/
}
}
}
}