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authorTharo <17233964+Thar0@users.noreply.github.com>2021-12-01 00:08:57 +0000
committerGitHub <noreply@github.com>2021-11-30 19:08:57 -0500
commitf1d183d6feac23275306bfa2dee939d123702765 (patch)
treec20585c17dea94561f7c4cfcff572e39bc033a3e /src/libultra_code_O2/pfsreadwritefile.c
parenteabc91881761a82856cca3fab9a4749c60ea1fe7 (diff)
libultra files and directories restructure (#1038)
* Restructure files, begin header restructure * Format * us2dex * Fix parallel spelling Co-authored-by: JoshDuMan <40190173+JoshDuMan@users.noreply.github.com> * Use OS_K0_TO_PHYSICAL in place of VIRTUAL_TO_PHYSICAL in osAiSetNextBuffer * Uppercase hex, exception vector address defines * Interrupt flags 1 Co-authored-by: Dragorn421 <Dragorn421@users.noreply.github.com> * Interrupt flags 2 Co-authored-by: Dragorn421 <Dragorn421@users.noreply.github.com> Co-authored-by: JoshDuMan <40190173+JoshDuMan@users.noreply.github.com> Co-authored-by: Dragorn421 <Dragorn421@users.noreply.github.com>
Diffstat (limited to 'src/libultra_code_O2/pfsreadwritefile.c')
-rw-r--r--src/libultra_code_O2/pfsreadwritefile.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/src/libultra_code_O2/pfsreadwritefile.c b/src/libultra_code_O2/pfsreadwritefile.c
deleted file mode 100644
index 9b99c08d2..000000000
--- a/src/libultra_code_O2/pfsreadwritefile.c
+++ /dev/null
@@ -1,126 +0,0 @@
-#include "ultra64.h"
-#include "global.h"
-
-#define CHECK_IPAGE(p, pfs) \
- (((p).ipage >= (pfs).inodeStartPage) && ((p).inode_t.bank < (pfs).banks) && ((p).inode_t.page >= 0x01) && \
- ((p).inode_t.page < 0x80))
-
-__OSInode __osPfsInodeCache;
-
-s32 __osPfsGetNextPage(OSPfs* pfs, u8* bank, __OSInode* inode, __OSInodeUnit* page) {
- s32 ret;
-
- if (page->inode_t.bank != *bank) {
- *bank = page->inode_t.bank;
- if ((ret = __osPfsRWInode(pfs, inode, PFS_READ, *bank)) != 0) {
- return ret;
- }
- }
- *page = inode->inodePage[page->inode_t.page];
-
- if (!CHECK_IPAGE(*page, *pfs)) {
- if (page->ipage == PFS_EOF) {
- return PFS_ERR_INVALID;
- }
- return PFS_ERR_INCONSISTENT;
- }
- return 0;
-}
-
-s32 osPfsReadWriteFile(OSPfs* pfs, s32 fileNo, u8 flag, s32 offset, s32 size, u8* data) {
- s32 ret;
- __OSDir dir;
- __OSInode inode;
- __OSInodeUnit curPage;
- s32 curBlock;
- s32 blockSize;
- u8* buffer;
- u8 bank;
- u16 blockno;
-
- if ((fileNo >= pfs->dir_size) || (fileNo < 0)) {
- return PFS_ERR_INVALID;
- }
- if ((size <= 0) || ((size % BLOCKSIZE) != 0)) {
- return PFS_ERR_INVALID;
- }
- if ((offset < 0) || ((offset % BLOCKSIZE) != 0)) {
- return PFS_ERR_INVALID;
- }
- if (!(pfs->status & PFS_INITIALIZED)) {
- return PFS_ERR_INVALID;
- }
- if (__osCheckId(pfs) == PFS_ERR_NEW_PACK) {
- return PFS_ERR_NEW_PACK;
- }
- if (pfs->activebank != 0 && (ret = __osPfsSelectBank(pfs, 0)) != 0) {
- return ret;
- }
- if ((ret = __osContRamRead(pfs->queue, pfs->channel, pfs->dir_table + fileNo, (u8*)&dir)) != 0) {
- return ret;
- }
- if ((dir.company_code == 0) || (dir.game_code == 0)) {
- return PFS_ERR_INVALID;
- }
- if (!CHECK_IPAGE(dir.start_page, *pfs)) {
- if (dir.start_page.ipage == PFS_EOF) {
- return PFS_ERR_INVALID;
- }
- return PFS_ERR_INCONSISTENT;
- }
- if ((flag == PFS_READ) && ((dir.status & PFS_WRITTEN) == 0)) {
- return PFS_ERR_BAD_DATA;
- }
-
- bank = 255;
- curBlock = offset / BLOCKSIZE;
- curPage = dir.start_page;
-
- while (curBlock >= 8) {
- if ((ret = __osPfsGetNextPage(pfs, &bank, &inode, &curPage)) != 0) {
- return ret;
- }
- curBlock -= 8;
- }
-
- blockSize = size / BLOCKSIZE;
- buffer = data;
-
- while (blockSize > 0) {
- if (curBlock == 8) {
- if ((ret = __osPfsGetNextPage(pfs, &bank, &inode, &curPage)) != 0) {
- return ret;
- }
- curBlock = 0;
- }
- if (pfs->activebank != curPage.inode_t.bank && (ret = __osPfsSelectBank(pfs, curPage.inode_t.bank)) != 0) {
- return ret;
- }
-
- blockno = curPage.inode_t.page * PFS_ONE_PAGE + curBlock;
- if (flag == PFS_READ) {
- ret = __osContRamRead(pfs->queue, pfs->channel, blockno, buffer);
- } else {
- ret = __osContRamWrite(pfs->queue, pfs->channel, blockno, buffer, 0);
- }
- if (ret != 0) {
- return ret;
- }
-
- buffer += BLOCKSIZE;
- curBlock++;
- blockSize--;
- }
-
- if (flag == PFS_WRITE && !(dir.status & PFS_WRITTEN)) {
- dir.status |= PFS_WRITTEN;
- if (pfs->activebank != 0 && (ret = __osPfsSelectBank(pfs, 0)) != 0) {
- return ret;
- }
- if ((ret = __osContRamWrite(pfs->queue, pfs->channel, pfs->dir_table + fileNo, (u8*)&dir, 0)) != 0) {
- return ret;
- }
- }
-
- return __osPfsGetStatus(pfs->queue, pfs->channel);
-}