ReadFile EOF.

src/xenia/kernel/fs/devices/disc_image_file.cc

@@ -63,6 +63,9 @@ X_STATUS DiscImageFile::ReadSync(
     size_t* out_bytes_read) {
   GDFXEntry* gdfx_entry = entry_->gdfx_entry();
   xe_mmap_ref mmap = entry_->mmap();
+  if (byte_offset >= gdfx_entry->size) {
+    return X_STATUS_END_OF_FILE;
+  }
   size_t real_offset = gdfx_entry->offset + byte_offset;
   size_t real_length = MIN(buffer_length, gdfx_entry->size - byte_offset);
   xe_copy_memory(

src/xenia/kernel/fs/devices/host_path_file.cc

@@ -71,6 +71,6 @@ X_STATUS HostPathFile::ReadSync(
     *out_bytes_read = bytes_read;
     return X_STATUS_SUCCESS;
   } else {
-    return X_STATUS_UNSUCCESSFUL;
+    return X_STATUS_END_OF_FILE;
   }
 }

src/xenia/kernel/fs/devices/stfs_container_file.cc

@@ -64,6 +64,9 @@ X_STATUS STFSContainerFile::ReadSync(
   STFSEntry* stfs_entry = entry_->stfs_entry();
   xe_mmap_ref mmap = entry_->mmap();
   uint8_t* map_ptr = xe_mmap_get_addr(mmap);
+  if (byte_offset >= stfs_entry->size) {
+    return X_STATUS_END_OF_FILE;
+  }
 
   // Each block is 4096.
   // Blocks may not be sequential, so we need to read by blocks and handle the

src/xenia/xbox.h

@@ -43,6 +43,7 @@ typedef uint32_t X_STATUS;
 #define X_STATUS_INVALID_HANDLE                         ((X_STATUS)0xC0000008L)
 #define X_STATUS_INVALID_PARAMETER                      ((X_STATUS)0xC000000DL)
 #define X_STATUS_NO_SUCH_FILE                           ((X_STATUS)0xC000000FL)
+#define X_STATUS_END_OF_FILE                            ((X_STATUS)0xC0000011L)
 #define X_STATUS_NO_MEMORY                              ((X_STATUS)0xC0000017L)
 #define X_STATUS_ALREADY_COMMITTED                      ((X_STATUS)0xC0000021L)
 #define X_STATUS_ACCESS_DENIED                          ((X_STATUS)0xC0000022L)