1 files changed, 45 insertions, 0 deletions
diff --git a/libflash/file.h b/libflash/file.h
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+++ b/libflash/file.h
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+/* Copyright 2013-2015 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * 	http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ * implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __LIBFLASH_FILE_H
+#define __LIBFLASH_FILE_H
+
+#include "blocklevel.h"
+
+/*
+ * Blockevel functions created leave errno set on errors, as these calls
+ * often boil down to standard read() and write() calls, inspecting errno
+ * may prove useful
+ */
+
+int file_init(int fd, struct blocklevel_device **bl);
+void file_exit(struct blocklevel_device *bl);
+
+/*
+ * file_init_path() is a convenience wrapper which will open the path and call
+ * file_init(). The call to open happens with O_RDWR and no additional flags
+ * Because file_exit() doesn't close the file descriptor, file_init_path()
+ * makes it available.
+ */
+int file_init_path(const char *path, int *fd, struct blocklevel_device **bl);
+
+/*
+ * file_exit_close is a convenience wrapper which will close the open
+ * file descriptor and call file_exit().
+ */
+void file_exit_close(struct blocklevel_device *bl);
+
+#endif /* __LIBFLASH_FILE_H */