mirror of
https://github.com/followmsi/android_kernel_google_msm.git
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214 lines
8.7 KiB
C
214 lines
8.7 KiB
C
/*
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* Copyright (C) 2012-2013 Samsung Electronics Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/************************************************************************/
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/* */
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/* PROJECT : exFAT & FAT12/16/32 File System */
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/* FILE : exfat_global.h */
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/* PURPOSE : Header File for exFAT Global Definitions & Misc Functions */
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/* */
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/*----------------------------------------------------------------------*/
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/* NOTES */
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/* */
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/*----------------------------------------------------------------------*/
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/* REVISION HISTORY (Ver 0.9) */
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/* */
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/* - 2010.11.15 [Joosun Hahn] : first writing */
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/* */
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/************************************************************************/
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#ifndef _EXFAT_GLOBAL_H
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#define _EXFAT_GLOBAL_H
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/fs.h>
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#include "exfat_config.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*======================================================================*/
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/* */
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/* CONSTANT & MACRO DEFINITIONS */
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/* */
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/*======================================================================*/
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/*----------------------------------------------------------------------*/
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/* Well-Known Constants (DO NOT CHANGE THIS PART !!) */
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/*----------------------------------------------------------------------*/
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef OK
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#define OK 0
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#endif
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#ifndef FAIL
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#define FAIL 1
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#endif
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#ifndef NULL
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#define NULL 0
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#endif
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/* Min/Max macro */
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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/*======================================================================*/
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/* */
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/* TYPE DEFINITIONS */
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/* (CHANGE THIS PART IF REQUIRED) */
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/* */
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/*======================================================================*/
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/* type definitions for primitive types;
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these should be re-defined to meet its size for each OS platform;
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these should be used instead of primitive types for portability. */
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typedef char INT8; // 1 byte signed integer
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typedef short INT16; // 2 byte signed integer
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typedef int INT32; // 4 byte signed integer
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typedef long long INT64; // 8 byte signed integer
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typedef unsigned char UINT8; // 1 byte unsigned integer
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typedef unsigned short UINT16; // 2 byte unsigned integer
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typedef unsigned int UINT32; // 4 byte unsigned integer
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typedef unsigned long long UINT64; // 8 byte ussigned integer
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typedef unsigned char BOOL;
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/*======================================================================*/
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/* */
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/* LIBRARY FUNCTION DECLARATIONS -- WELL-KNOWN FUNCTIONS */
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/* (CHANGE THIS PART IF REQUIRED) */
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/* */
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/*======================================================================*/
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/*----------------------------------------------------------------------*/
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/* Memory Manipulation Macros & Functions */
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/*----------------------------------------------------------------------*/
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#ifdef MALLOC
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#undef MALLOC
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#endif
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#ifdef FREE
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#undef FREE
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#endif
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#ifdef MEMSET
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#undef MEMSET
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#endif
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#ifdef MEMCPY
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#undef MEMCPY
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#endif
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#ifdef MEMCMP
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#undef MEMCMP
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#endif
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#define MALLOC(size) kmalloc(size, GFP_KERNEL)
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#define FREE(mem) if (mem) kfree(mem)
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#define MEMSET(mem, value, size) memset(mem, value, size)
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#define MEMCPY(dest, src, size) memcpy(dest, src, size)
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#define MEMCMP(mem1, mem2, size) memcmp(mem1, mem2, size)
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#define COPY_DENTRY(dest, src) memcpy(dest, src, sizeof(DENTRY_T))
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/*----------------------------------------------------------------------*/
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/* String Manipulation Macros & Functions */
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/*----------------------------------------------------------------------*/
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#define STRCPY(dest, src) strcpy(dest, src)
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#define STRNCPY(dest, src, n) strncpy(dest, src, n)
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#define STRCAT(str1, str2) strcat(str1, str2)
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#define STRCMP(str1, str2) strcmp(str1, str2)
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#define STRNCMP(str1, str2, n) strncmp(str1, str2, n)
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#define STRLEN(str) strlen(str)
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INT32 __wstrchr(UINT16 *str, UINT16 wchar);
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INT32 __wstrlen(UINT16 *str);
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#define WSTRCHR(str, wchar) __wstrchr(str, wchar)
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#define WSTRLEN(str) __wstrlen(str)
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/*----------------------------------------------------------------------*/
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/* Debugging Macros & Functions */
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/* EXFAT_CONFIG_DEBUG_MSG is configured in exfat_config.h */
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/*----------------------------------------------------------------------*/
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#if EXFAT_CONFIG_DEBUG_MSG
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#define PRINTK(...) \
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do { \
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printk("[EXFAT] " __VA_ARGS__); \
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} while(0)
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#else
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#define PRINTK(...)
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#endif
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/*======================================================================*/
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/* */
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/* LIBRARY FUNCTION DECLARATIONS -- OTHER UTILITY FUNCTIONS */
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/* (DO NOT CHANGE THIS PART !!) */
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/* */
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/*======================================================================*/
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/*----------------------------------------------------------------------*/
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/* Bitmap Manipulation Functions */
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/*----------------------------------------------------------------------*/
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void Bitmap_set_all(UINT8 *bitmap, INT32 mapsize);
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void Bitmap_clear_all(UINT8 *bitmap, INT32 mapsize);
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INT32 Bitmap_test(UINT8 *bitmap, INT32 i);
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void Bitmap_set(UINT8 *bitmap, INT32 i);
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void Bitmap_clear(UINT8 *bitmpa, INT32 i);
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void Bitmap_nbits_set(UINT8 *bitmap, INT32 offset, INT32 nbits);
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void Bitmap_nbits_clear(UINT8 *bitmap, INT32 offset, INT32 nbits);
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/*----------------------------------------------------------------------*/
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/* Miscellaneous Library Functions */
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/*----------------------------------------------------------------------*/
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void my_itoa(INT8 *buf, INT32 v);
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INT32 my_log2(UINT32 v);
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/*======================================================================*/
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/* */
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/* DEFINITIONS FOR DEBUGGING */
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/* (CHANGE THIS PART IF REQUIRED) */
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/* */
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/*======================================================================*/
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/* debug message ouput macro */
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#ifdef PRINT
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#undef PRINT
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#endif
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#define PRINT printk
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* _EXFAT_GLOBAL_H */
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/* end of exfat_global.h */
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