update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / spdk / module / bdev / gpt / gpt.h

diff --git a/ceph/src/spdk/module/bdev/gpt/gpt.h b/ceph/src/spdk/module/bdev/gpt/gpt.h
new file mode 100644 (file)
index 0000000..9fa8708
--- /dev/null
+++ b/ceph/src/spdk/module/bdev/gpt/gpt.h
@@ -0,0 +1,70 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** \file
+ * GPT internal Interface
+ */
+
+#ifndef SPDK_INTERNAL_GPT_H
+#define SPDK_INTERNAL_GPT_H
+
+#include "spdk/stdinc.h"
+
+#include "spdk/gpt_spec.h"
+
+#define SPDK_GPT_PART_TYPE_GUID SPDK_GPT_GUID(0x7c5222bd, 0x8f5d, 0x4087, 0x9c00, 0xbf9843c7b58c)
+#define SPDK_GPT_BUFFER_SIZE 32768  /* 32KB */
+#define        SPDK_GPT_GUID_EQUAL(x,y) (memcmp(x, y, sizeof(struct spdk_gpt_guid)) == 0)
+
+enum spdk_gpt_parse_phase {
+       SPDK_GPT_PARSE_PHASE_INVALID = 0,
+       SPDK_GPT_PARSE_PHASE_PRIMARY,
+       SPDK_GPT_PARSE_PHASE_SECONDARY,
+};
+
+struct spdk_gpt {
+       uint8_t parse_phase;
+       unsigned char *buf;
+       uint64_t buf_size;
+       uint64_t lba_start;
+       uint64_t lba_end;
+       uint64_t total_sectors;
+       uint32_t sector_size;
+       struct spdk_gpt_header *header;
+       struct spdk_gpt_partition_entry *partitions;
+};
+
+int gpt_parse_mbr(struct spdk_gpt *gpt);
+int gpt_parse_partition_table(struct spdk_gpt *gpt);
+
+#endif  /* SPDK_INTERNAL_GPT_H */