diff options
Diffstat (limited to 'src/libultra_code_O2/pfschecker.c')
| -rw-r--r-- | src/libultra_code_O2/pfschecker.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/libultra_code_O2/pfschecker.c b/src/libultra_code_O2/pfschecker.c deleted file mode 100644 index b0a94f1ad..000000000 --- a/src/libultra_code_O2/pfschecker.c +++ /dev/null @@ -1,193 +0,0 @@ -#include "ultra64.h" -#include "global.h" -#include "ultra64/pfs.h" - -#define CHECK_IPAGE(p) \ - (((p).ipage >= pfs->inodeStartPage) && ((p).inode_t.bank < pfs->banks) && ((p).inode_t.page >= 0x01) && \ - ((p).inode_t.page < 0x80)) - -s32 osPfsChecker(OSPfs* pfs) { - s32 j; - s32 ret; - __OSInodeUnit next; - __OSInode checkedInode; - __OSInode tempInode; - __OSDir tempDir; - __OSInodeUnit nextNodeInFile[16]; - __OSInodeCache cache; - s32 fixed = 0; - u8 bank, prevBank = 254; - s32 cc, cl; - s32 offset; - - ret = __osCheckId(pfs); - if (ret == PFS_ERR_NEW_PACK) { - ret = __osGetId(pfs); - } - if (ret) { - return ret; - } - if ((ret = func_80105788(pfs, &cache)) != 0) { - return ret; - } - - for (j = 0; j < pfs->dir_size; j++) { - if ((ret = __osContRamRead(pfs->queue, pfs->channel, pfs->dir_table + j, (u8*)&tempDir)) != 0) { - return ret; - } - if ((tempDir.company_code != 0) || (tempDir.game_code != 0)) { - if ((tempDir.company_code == 0) || (tempDir.game_code == 0)) { - cc = -1; - } else { - next = tempDir.start_page; - cl = cc = 0; - bank = 255; - - while (CHECK_IPAGE(next)) { - if (bank != next.inode_t.bank) { - bank = next.inode_t.bank; - if (prevBank != bank) { - ret = __osPfsRWInode(pfs, &tempInode, PFS_READ, bank); - prevBank = bank; - } - if ((ret != 0) && (ret != PFS_ERR_INCONSISTENT)) { - return ret; - } - } - if ((cc = func_80105A60(pfs, next, &cache) - cl) != 0) { - break; - } - cl = 1; - next = tempInode.inodePage[next.inode_t.page]; - } - } - if ((cc != 0) || (next.ipage != PFS_EOF)) { - bzero(&tempDir, sizeof(__OSDir)); - if (pfs->activebank != 0) { - if ((ret = __osPfsSelectBank(pfs, 0)) != 0) { - return ret; - } - } - if ((ret = __osContRamWrite(pfs->queue, pfs->channel, pfs->dir_table + j, (u8*)&tempDir, 0)) != 0) { - return ret; - } - - fixed++; - } - } - } - - for (j = 0; j < pfs->dir_size; j++) { - if ((ret = __osContRamRead(pfs->queue, pfs->channel, pfs->dir_table + j, (u8*)&tempDir)) != 0) { - return ret; - } - - if ((tempDir.company_code != 0) && (tempDir.game_code != 0) && - (tempDir.start_page.ipage >= (u16)pfs->inodeStartPage)) { // cast required - nextNodeInFile[j].ipage = tempDir.start_page.ipage; - } else { - nextNodeInFile[j].ipage = 0; - } - } - - for (bank = 0; bank < pfs->banks; bank++) { - ret = __osPfsRWInode(pfs, &tempInode, PFS_READ, bank); - if ((ret != 0) && (ret != PFS_ERR_INCONSISTENT)) { - return (ret); - } - offset = ((bank > PFS_ID_BANK_256K) ? 1 : pfs->inodeStartPage); - for (j = 0; j < offset; j++) { - checkedInode.inodePage[j].ipage = tempInode.inodePage[j].ipage; - } - for (; j < PFS_INODE_SIZE_PER_PAGE; j++) { - checkedInode.inodePage[j].ipage = PFS_PAGE_NOT_USED; - } - - for (j = 0; j < pfs->dir_size; j++) { - while (nextNodeInFile[j].inode_t.bank == bank && - nextNodeInFile[j].ipage >= (u16)pfs->inodeStartPage) { // cast required - u8 val; - val = nextNodeInFile[j].inode_t.page; - nextNodeInFile[j] = checkedInode.inodePage[val] = tempInode.inodePage[val]; - } - } - if ((ret = __osPfsRWInode(pfs, &checkedInode, PFS_WRITE, bank)) != 0) { - return ret; - } - } - - if (fixed != 0) { - pfs->status |= PFS_CORRUPTED; - } else { - pfs->status &= ~PFS_CORRUPTED; - } - return 0; -} - -// Original name: corrupted_init (probably needs better name) -s32 func_80105788(OSPfs* pfs, __OSInodeCache* cache) { - s32 i; - s32 n; - s32 offset; - u8 bank; - __OSInodeUnit tpage; - __OSInode tempInode; - s32 ret; - - for (i = 0; i < PFS_INODE_DIST_MAP; i++) { - cache->map[i] = 0; - } - cache->bank = 255; - - for (bank = PFS_ID_BANK_256K; bank < pfs->banks; bank++) { - offset = ((bank > PFS_ID_BANK_256K) ? 1 : pfs->inodeStartPage); - ret = __osPfsRWInode(pfs, &tempInode, PFS_READ, bank); - if ((ret != 0) && (ret != PFS_ERR_INCONSISTENT)) { - return ret; - } - - for (i = offset; i < PFS_INODE_SIZE_PER_PAGE; i++) { - tpage = tempInode.inodePage[i]; - if ((tpage.ipage >= pfs->inodeStartPage) && (tpage.inode_t.bank != bank)) { - n = ((tpage.inode_t.page & 0x7F) / PFS_SECTOR_SIZE) + - PFS_SECTOR_PER_BANK * (tpage.inode_t.bank % PFS_BANK_LAPPED_BY); - cache->map[n] |= (1 << (bank % PFS_BANK_LAPPED_BY)); - } - } - } - return 0; -} - -// original name: corrupted (probably needs a better name) -s32 func_80105A60(OSPfs* pfs, __OSInodeUnit fpage, __OSInodeCache* cache) { - s32 j; - s32 n; - s32 hit = 0; - u8 bank; - s32 offset; - s32 ret = 0; - - n = (fpage.inode_t.page / PFS_SECTOR_SIZE) + PFS_SECTOR_PER_BANK * (fpage.inode_t.bank % PFS_BANK_LAPPED_BY); - - for (bank = PFS_ID_BANK_256K; bank < pfs->banks; bank++) { - offset = ((bank > PFS_ID_BANK_256K) ? 1 : pfs->inodeStartPage); - if ((bank == fpage.inode_t.bank) || (cache->map[n] & (1 << (bank % PFS_BANK_LAPPED_BY))) != 0) { - if (bank != cache->bank) { - ret = __osPfsRWInode(pfs, &(cache->inode), PFS_READ, bank); - if (ret && (ret != PFS_ERR_INCONSISTENT)) { - return ret; - } - cache->bank = bank; - } - for (j = offset; ((hit < 2) && (j < PFS_INODE_SIZE_PER_PAGE)); j++) { - if (cache->inode.inodePage[j].ipage == fpage.ipage) { - hit++; - } - } - if (hit >= 2) { - return 2; - } - } - } - return hit; -} |