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148 lines
4.5 KiB
Text
148 lines
4.5 KiB
Text
/*****************************************************************************
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Copyright (c) 2015, 2017, MariaDB Corporation.
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
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*****************************************************************************/
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/**************************************************//**
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@file include/fil0fil.ic
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The low-level file system support functions
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Created 31/03/2015 Jan Lindström
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*******************************************************/
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#ifndef fil0fil_ic
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#define fil0fil_ic
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/*******************************************************************//**
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Return page type name */
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UNIV_INLINE
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const char*
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fil_get_page_type_name(
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/*===================*/
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ulint page_type) /*!< in: FIL_PAGE_TYPE */
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{
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switch(page_type) {
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case FIL_PAGE_PAGE_COMPRESSED:
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return "PAGE_COMPRESSED";
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case FIL_PAGE_PAGE_COMPRESSED_ENCRYPTED:
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return "PAGE_COMPRESSED_ENCRYPTED";
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case FIL_PAGE_INDEX:
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return "INDEX";
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case FIL_PAGE_UNDO_LOG:
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return "UNDO LOG";
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case FIL_PAGE_INODE:
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return "INODE";
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case FIL_PAGE_IBUF_FREE_LIST:
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return "IBUF_FREE_LIST";
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case FIL_PAGE_TYPE_ALLOCATED:
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return "ALLOCATED";
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case FIL_PAGE_IBUF_BITMAP:
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return "IBUF_BITMAP";
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case FIL_PAGE_TYPE_SYS:
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return "SYS";
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case FIL_PAGE_TYPE_TRX_SYS:
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return "TRX_SYS";
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case FIL_PAGE_TYPE_FSP_HDR:
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return "FSP_HDR";
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case FIL_PAGE_TYPE_XDES:
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return "XDES";
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case FIL_PAGE_TYPE_BLOB:
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return "BLOB";
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case FIL_PAGE_TYPE_ZBLOB:
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return "ZBLOB";
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case FIL_PAGE_TYPE_ZBLOB2:
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return "ZBLOB2";
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case FIL_PAGE_TYPE_COMPRESSED:
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return "ORACLE PAGE COMPRESSED";
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}
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return "PAGE TYPE CORRUPTED";
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}
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/****************************************************************//**
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Get block size from fil node
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@return block size*/
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UNIV_INLINE
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ulint
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fil_node_get_block_size(
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/*====================*/
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fil_node_t* node) /*!< in: Node where to get block
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size */
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{
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return (node->file_block_size);
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}
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/****************************************************************//**
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Validate page type.
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@return true if valid, false if not */
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UNIV_INLINE
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bool
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fil_page_type_validate(
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const byte* page) /*!< in: page */
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{
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#ifdef UNIV_DEBUG
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ulint page_type = mach_read_from_2(page + FIL_PAGE_TYPE);
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/* Validate page type */
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if (!((page_type == FIL_PAGE_PAGE_COMPRESSED ||
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page_type == FIL_PAGE_PAGE_COMPRESSED_ENCRYPTED ||
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page_type == FIL_PAGE_INDEX ||
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page_type == FIL_PAGE_UNDO_LOG ||
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page_type == FIL_PAGE_INODE ||
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page_type == FIL_PAGE_IBUF_FREE_LIST ||
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page_type == FIL_PAGE_TYPE_ALLOCATED ||
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page_type == FIL_PAGE_IBUF_BITMAP ||
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page_type == FIL_PAGE_TYPE_SYS ||
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page_type == FIL_PAGE_TYPE_TRX_SYS ||
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page_type == FIL_PAGE_TYPE_FSP_HDR ||
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page_type == FIL_PAGE_TYPE_XDES ||
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page_type == FIL_PAGE_TYPE_BLOB ||
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page_type == FIL_PAGE_TYPE_ZBLOB ||
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page_type == FIL_PAGE_TYPE_ZBLOB2 ||
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page_type == FIL_PAGE_TYPE_COMPRESSED))) {
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ulint key_version = mach_read_from_4(page + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
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bool page_compressed = (page_type == FIL_PAGE_PAGE_COMPRESSED);
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bool page_compressed_encrypted = (page_type == FIL_PAGE_PAGE_COMPRESSED_ENCRYPTED);
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ulint space = mach_read_from_4(page + FIL_PAGE_ARCH_LOG_NO_OR_SPACE_ID);
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ulint offset = mach_read_from_4(page + FIL_PAGE_OFFSET);
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ib_uint64_t lsn = mach_read_from_8(page + FIL_PAGE_LSN);
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ulint compressed_len = mach_read_from_2(page + FIL_PAGE_DATA);
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fil_system_enter();
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fil_space_t* rspace = fil_space_get_by_id(space);
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fil_system_exit();
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/* Dump out the page info */
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fprintf(stderr, "InnoDB: Page " ULINTPF ":" ULINTPF
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" name %s page_type " ULINTPF " page_type_name %s\n"
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"InnoDB: key_version " ULINTPF
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" page_compressed %d page_compressed_encrypted %d lsn "
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LSN_PF " compressed_len " ULINTPF "\n",
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space, offset, rspace->name, page_type,
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fil_get_page_type_name(page_type),
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key_version,
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page_compressed, page_compressed_encrypted,
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lsn, compressed_len);
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ut_error;
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return false;
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}
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#endif /* UNIV_DEBUG */
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return true;
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}
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#endif /* fil0fil_ic */
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