Add SceFios2Kernel

https://github.com/DolceSDK/headers/pull/11

1 files changed, 88 insertions, 0 deletions

diff --git a/include/kernel/fios2.h b/include/kernel/fios2.h
new file mode 100644
index 0000000..6c9c15e
--- /dev/null
+++ b/include/kernel/fios2.h
@@ -0,0 +1,88 @@
+#ifndef _PSP2_KERNEL_FIOS2KERNEL_H_
+#define _PSP2_KERNEL_FIOS2KERNEL_H_
+
+#include <psp2kern/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef int32_t SceFiosOverlayID;
+
+typedef enum SceFiosOverlayType {
+  // src replaces dst. All accesses to dst are redirected to src.
+  SCE_FIOS_OVERLAY_TYPE_OPAQUE      = 0,
+
+  // src merges with dst. Reads check src first, then dst. Writes go to dst.
+  SCE_FIOS_OVERLAY_TYPE_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.
+  SCE_FIOS_OVERLAY_TYPE_NEWER       = 2,
+
+  // src merges with dst. Reads check src first, then dst. Writes go to src.
+  SCE_FIOS_OVERLAY_TYPE_WRITABLE    = 3
+} SceFiosOverlayType;
+
+typedef struct SceFiosOverlay {
+  uint8_t type; // see SceFiosOverlayType
+  uint8_t order;
+  uint16_t dst_len;
+  uint16_t src_len;
+  uint16_t unk2;
+  SceUID pid;
+  SceFiosOverlayID id;
+  char dst[292];
+  char src[292]; // src path replaces dst path based on type policy
+} SceFiosOverlay;
+
+/**
+ * Overlay process file system overlay
+ *
+ * @param[in]  overlay - Overlay config pointer
+ * @param[out] outID   - outID pointer
+ *
+ * @return     Error code or zero on success
+ */
+int sceFiosKernelOverlayAdd(SceFiosOverlay *overlay, SceFiosOverlayID *outID);
+
+/**
+ * Overlay process file system overlay
+ *
+ * @param[in]  pid     - Process id
+ * @param[in]  overlay - Overlay config pointer
+ * @param[out] outID   - outID pointer
+ *
+ * @return     Error code or zero on success
+ */
+int sceFiosKernelOverlayAddForProcess(SceUID pid, SceFiosOverlay *overlay, SceFiosOverlayID *outID);
+
+/**
+ * Remove process file system overlay
+ *
+ * @param[in] pid - Process id
+ * @param[in] id  - Overlay id
+ *
+ * @return     Error code or zero on success
+ */
+int sceFiosKernelOverlayRemoveForProcess(SceUID pid, SceFiosOverlayID id);
+
+/**
+ * Resolve process file system overlay with sync
+ *
+ * @param[in]  pid         - Process id
+ * @param[in]  resolveFlag - Some flags
+ * @param[in]  inPath      - Path input
+ * @param[out] outPath     - Path output
+ * @param[in]  maxPath     - Path output max length
+ *
+ * @return     Error code or zero on success
+ */
+int sceFiosKernelOverlayResolveSync(SceUID pid, int resolveFlag, const char *inPath, char *outPath, SceSize maxPath);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _PSP2_KERNEL_FIOS2KERNEL_H_ */