ref: 151cd9f6e9120e3c41600875c6cfa42dc1321a0b
dir: /include/ext4_debug.h/
/* * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com) * 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. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ /** @addtogroup lwext4 * @{ */ /** * @file ext4_debug.c * @brief Debug printf and assert macros. */ #ifndef EXT4_DEBUG_H_ #define EXT4_DEBUG_H_ #ifdef __cplusplus extern "C" { #endif #include <ext4_config.h> #include <ext4_errno.h> #if !CONFIG_HAVE_OWN_ASSERT #include <assert.h> #endif #include <stdint.h> #include <inttypes.h> #ifndef PRIu64 #define PRIu64 "llu" #endif #ifndef PRId64 #define PRId64 "lld" #endif #define DEBUG_BALLOC (1ul << 0) #define DEBUG_BCACHE (1ul << 1) #define DEBUG_BITMAP (1ul << 2) #define DEBUG_BLOCK_GROUP (1ul << 3) #define DEBUG_BLOCKDEV (1ul << 4) #define DEBUG_DIR_IDX (1ul << 5) #define DEBUG_DIR (1ul << 6) #define DEBUG_EXTENT (1ul << 7) #define DEBUG_FS (1ul << 8) #define DEBUG_HASH (1ul << 9) #define DEBUG_IALLOC (1ul << 10) #define DEBUG_INODE (1ul << 11) #define DEBUG_SUPER (1ul << 12) #define DEBUG_XATTR (1ul << 13) #define DEBUG_MKFS (1ul << 14) #define DEBUG_EXT4 (1ul << 15) #define DEBUG_JBD (1ul << 16) #define DEBUG_MBR (1ul << 17) #define DEBUG_NOPREFIX (1ul << 31) #define DEBUG_ALL (0xFFFFFFFF) static inline const char *ext4_dmask_id2str(uint32_t m) { switch(m) { case DEBUG_BALLOC: return "ext4_balloc: "; case DEBUG_BCACHE: return "ext4_bcache: "; case DEBUG_BITMAP: return "ext4_bitmap: "; case DEBUG_BLOCK_GROUP: return "ext4_block_group: "; case DEBUG_BLOCKDEV: return "ext4_blockdev: "; case DEBUG_DIR_IDX: return "ext4_dir_idx: "; case DEBUG_DIR: return "ext4_dir: "; case DEBUG_EXTENT: return "ext4_extent: "; case DEBUG_FS: return "ext4_fs: "; case DEBUG_HASH: return "ext4_hash: "; case DEBUG_IALLOC: return "ext4_ialloc: "; case DEBUG_INODE: return "ext4_inode: "; case DEBUG_SUPER: return "ext4_super: "; case DEBUG_XATTR: return "ext4_xattr: "; case DEBUG_MKFS: return "ext4_mkfs: "; case DEBUG_JBD: return "ext4_jbd: "; case DEBUG_MBR: return "ext4_mbr: "; case DEBUG_EXT4: return "ext4: "; } return ""; } #define DBG_NONE "" #define DBG_INFO "[info] " #define DBG_WARN "[warn] " #define DBG_ERROR "[error] " /**@brief Global mask debug set. * @brief m new debug mask.*/ void ext4_dmask_set(uint32_t m); /**@brief Global mask debug clear. * @brief m new debug mask.*/ void ext4_dmask_clr(uint32_t m); /**@brief Global debug mask get. * @return debug mask*/ uint32_t ext4_dmask_get(void); #if CONFIG_DEBUG_PRINTF #include <stdio.h> /**@brief Debug printf.*/ #define ext4_dbg(m, ...) \ do { \ if ((m) & ext4_dmask_get()) { \ if (!((m) & DEBUG_NOPREFIX)) { \ printf("%s", ext4_dmask_id2str(m)); \ printf("l: %d ", __LINE__); \ } \ printf(__VA_ARGS__); \ fflush(stdout); \ } \ } while (0) #else #define ext4_dbg(m, ...) do { } while (0) #endif #if CONFIG_DEBUG_ASSERT /**@brief Debug assertion.*/ #if CONFIG_HAVE_OWN_ASSERT #include <stdio.h> #define ext4_assert(_v) \ do { \ if (!(_v)) { \ printf("assertion failed:\nfile: %s\nline: %d\n", \ __FILE__, __LINE__); \ while (1) \ ; \ } \ } while (0) #else #define ext4_assert(_v) assert(_v) #endif #else #define ext4_assert(_v) ((void)(_v)) #endif #ifdef __cplusplus } #endif #endif /* EXT4_DEBUG_H_ */ /** * @} */