initial

Fios2/Fios2.odin

@@ -0,0 +1,37 @@
+package fios2
+
+import "core:c"
+import sce "../common"
+
+foreign import fios2 "system:SceFios2Kernel_stub"
+
+@(link_prefix = "_sceFiosKernelOverlay")
+foreign fios2 {
+  Add :: proc(overlay: ^SceFiosKernelOverlay, out_id: ^SceFiosKernelOverlayID) -> c.int ---
+  AddForProcess :: proc(target_process: sce.UID, overlay: ^SceFiosKernelOverlay, out_id: ^SceFiosKernelOverlayID) -> c.int ---
+  DHChstatSync :: proc(dh: SceFiosKernelOverlayDH, new_stat: ^SceFiosNativeStat, cbit: c.uint) -> c.int ---
+  DHCloseSync :: proc(dh: SceFiosKernelOverlayDH) -> c.int ---
+
+  DHOpenSync :: proc(out_dh: ^SceFiosKernelOverlayDH, path: cstring, from_order: sce.UInt8, args: ^SceFiosDHOpenSyncSyscallArgs) -> c.int ---
+  DHReadSync :: proc(dh: SceFiosKernelOverlayDH, out_entry: ^SceFiosNativeDirEntry) -> c.int ---
+  DHStatSync :: proc(dh: SceFiosKernelOverlayDH, out_stat: ^SceFiosNativeStat) -> c.int ---
+  DHSyncSync :: proc(dh: SceFiosKernelOverlayDH, flag: c.int) -> c.int ---
+  GetInfo :: proc(id: SceFiosKernelOverlayID, out_overlay: ^SceFiosKernelOverlay) -> c.int ---
+  GetInfoForProcess :: proc(target_process: sce.UID, id: SceFiosKernelOverlayID, out_overlay: ^SceFiosKernelOverlay) -> c.int ---
+
+  GetList :: proc(pid: sce.UID, min_order: sce.UInt8, max_order: sce.UInt8, args: ^SceFiosGetListSyscallArgs) -> c.int ---
+  GetRecommendedScheduler :: proc(avail: c.int, partially_resolved_path: cstring, a3: ^sce.UInt64) -> c.int ---
+  Modify :: proc(id: SceFiosKernelOverlayID, new_value: ^SceFiosKernelOverlay) -> c.int ---
+  ModifyForProcess :: proc(target_process: sce.UID, id: SceFiosKernelOverlayID, new_value: ^SceFiosKernelOverlay) -> c.int ---
+  Remove :: proc(id: SceFiosKernelOverlayID) -> c.int ---
+  RemoveForProcess :: proc(target_process: sce.UID, id: SceFiosKernelOverlayID) -> c.int ---
+
+  ResolveSync :: proc(pid: sce.UID, resolve_flag: c.int, in_path: cstring, args: ^SceFiosResolveSyncSyscallArgs) -> c.int ---
+
+  ResolveWithRangeSync :: proc(pid: sce.UID, resolve_flag: c.int, in_path: cstring, args: ^SceFiosResolveWithRangeSyncSyscallArgs) -> c.int ---
+  ThreadIsDisabled :: proc() -> c.int ---
+  ThreadSetDisabled :: proc(disabled: sce.Int32) -> c.int ---
+
+  @(link_name = "sceFiosKernelOverlayAddForProcess02")
+  AddForProcess02 :: proc(pid: sce.UID, overlay: ^SceFiosOverlay, outID: ^SceFiosOverlayID) -> c.int ---
+}

Fios2/types.odin

@@ -0,0 +1,88 @@
+package fios2
+
+import "core:c"
+import sce "../common"
+
+SCE_FIOS2_OVERLAY_PATH_SIZE       :: (292)
+SCE_FIOS2_OVERLAY_PATH_MAX_LENGTH :: (SCE_FIOS2_OVERLAY_PATH_SIZE - 1)
+
+SceFiosKernelOverlayDH :: c.int32_t
+SceFiosKernelOverlayID :: c.int32_t
+SceFiosOverlayID :: c.int32_t
+
+// missing structs
+SceFiosKernelOverlay :: struct{}
+SceFiosNativeStat :: struct{}
+SceFiosNativeDirEntry :: struct{}
+
+SceFiosDHOpenSyncSyscallArgs :: struct {
+	to_order: sce.UInt8,
+	padding: [2]c.int,
+}
+#assert(size_of(SceFiosDHOpenSyncSyscallArgs) == 0xC)
+
+SceFiosGetListSyscallArgs :: struct {
+	out_ids: ^SceFiosKernelOverlayID,
+	data_0x04: c.int,
+	data_0x08: c.int,
+	data_0x0C: sce.Size,
+	data_0x10: c.int,
+	data_0x14: c.int,
+}
+when size_of(rawptr) == 4 {
+	#assert(size_of(SceFiosGetListSyscallArgs) == 0x18)
+}
+
+SceFiosResolveSyncSyscallArgs :: struct {
+	out_path: cstring,
+	data_0x04: c.int,
+	data_0x08: c.int,
+	data_0x0C: c.int,
+	data_0x10: c.int,
+	data_0x14: c.int,
+}
+when size_of(rawptr) == 4 {
+	#assert(size_of(SceFiosResolveSyncSyscallArgs) == 0x18)
+}
+
+SceFiosResolveWithRangeSyncSyscallArgs :: struct {
+	out_path: cstring,
+	data_0x04: c.int,
+	data_0x08: sce.UInt8,
+	data_0x09: sce.UInt8,
+	data_0x0C: c.int,
+	data_0x10: c.int,
+	data_0x14: c.int,
+}
+when size_of(rawptr) == 4 {
+	#assert(size_of(SceFiosResolveWithRangeSyncSyscallArgs) == 0x18)
+}
+
+SceFiosOverlayType :: enum c.int {
+  // src replaces dst. All accesses to dst are redirected to src.
+  OPAQUE      = 0,
+
+  // src merges with dst. Reads check src first, then dst. Writes go to dst.
+  TRANSLUCENT = 1,
+
+  // src merges with dst. Reads check both src and dst, and use whichever has the most recent modification time.
+  // If both src and dst have the same modification time, dst is used.
+  // If no file exists at src or dst, dst is used; if no file exists at dst, but a file exists at src, src is used. Writes go to dst.
+  NEWER       = 2,
+
+  // src merges with dst. Reads check src first, then dst. Writes go to src.
+  WRITABLE    = 3
+}
+
+SceFiosOverlay :: struct {
+	type: c.uint8_t, // see SceFiosOverlayType
+  order: c.uint8_t,
+  dst_len: c.uint16_t,
+  src_len: c.uint16_t,
+  unk2: c.uint16_t,
+  pid: sce.UID,
+  id: SceFiosOverlayID,
+  dst: [SCE_FIOS2_OVERLAY_PATH_SIZE]c.char,
+  src: [SCE_FIOS2_OVERLAY_PATH_SIZE]c.char, // src path replaces dst path based on type policy
+}
+#assert(size_of(SceFiosOverlay) == 0x258)