[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/e2fsprogs/e2fsprogs-1.42.9/e2fsck/mtrace.h b/ap/app/e2fsprogs/e2fsprogs-1.42.9/e2fsck/mtrace.h
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+/* Declarations for `malloc' and friends.
+ Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
+ Written May 1989 by Mike Haertel.
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.
+
+ The author may be reached (Email) at the address mike@ai.mit.edu,
+ or (US mail) as Mike Haertel c/o Free Software Foundation. */
+
+#ifndef _MTRACE_H
+
+#define _MTRACE_H 1
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#if defined (__cplusplus) || (defined (__STDC__) && __STDC__)
+#undef __P
+#define __P(args) args
+#undef __ptr_t
+#define __ptr_t void *
+#else /* Not C++ or ANSI C. */
+#undef __P
+#define __P(args) ()
+#undef const
+#define const
+#undef __ptr_t
+#define __ptr_t char *
+#endif /* C++ or ANSI C. */
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#ifdef __STDC__
+#include <stddef.h>
+#else
+#undef size_t
+#define size_t unsigned int
+#undef ptrdiff_t
+#define ptrdiff_t int
+#endif
+
+
+/* Allocate SIZE bytes of memory. */
+extern __ptr_t malloc __P ((size_t __size));
+/* Re-allocate the previously allocated block
+ in __ptr_t, making the new block SIZE bytes long. */
+extern __ptr_t realloc __P ((__ptr_t __ptr, size_t __size));
+/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */
+extern __ptr_t calloc __P ((size_t __nmemb, size_t __size));
+/* Free a block allocated by `malloc', `realloc' or `calloc'. */
+extern void free __P ((__ptr_t __ptr));
+
+/* Allocate SIZE bytes allocated to ALIGNMENT bytes. */
+extern __ptr_t memalign __P ((size_t __alignment, size_t __size));
+
+/* Allocate SIZE bytes on a page boundary. */
+extern __ptr_t valloc __P ((size_t __size));
+
+
+#ifdef _MALLOC_INTERNAL
+
+#include <stdio.h> /* Harmless, gets __GNU_LIBRARY__ defined. */
+
+#if defined(__GNU_LIBRARY__) || defined(STDC_HEADERS) || defined(USG)
+#include <string.h>
+#else
+#ifndef memset
+#define memset(s, zero, n) bzero ((s), (n))
+#endif
+#ifndef memcpy
+#define memcpy(d, s, n) bcopy ((s), (d), (n))
+#endif
+#endif
+
+
+#if defined(__GNU_LIBRARY__) || defined(__STDC__)
+#include <limits.h>
+#else
+#define CHAR_BIT 8
+#endif
+
+/* The allocator divides the heap into blocks of fixed size; large
+ requests receive one or more whole blocks, and small requests
+ receive a fragment of a block. Fragment sizes are powers of two,
+ and all fragments of a block are the same size. When all the
+ fragments in a block have been freed, the block itself is freed. */
+#define INT_BIT (CHAR_BIT * sizeof(int))
+#define BLOCKLOG (INT_BIT > 16 ? 12 : 9)
+#define BLOCKSIZE (1 << BLOCKLOG)
+#define BLOCKIFY(SIZE) (((SIZE) + BLOCKSIZE - 1) / BLOCKSIZE)
+
+/* Determine the amount of memory spanned by the initial heap table
+ (not an absolute limit). */
+#define HEAP (INT_BIT > 16 ? 4194304 : 65536)
+
+/* Number of contiguous free blocks allowed to build up at the end of
+ memory before they will be returned to the system. */
+#define FINAL_FREE_BLOCKS 8
+
+/* Data structure giving per-block information. */
+typedef union
+ {
+ /* Heap information for a busy block. */
+ struct
+ {
+ /* Zero for a large block, or positive giving the
+ logarithm to the base two of the fragment size. */
+ int type;
+ union
+ {
+ struct
+ {
+ size_t nfree; /* Free fragments in a fragmented block. */
+ size_t first; /* First free fragment of the block. */
+ } frag;
+ /* Size (in blocks) of a large cluster. */
+ size_t size;
+ } info;
+ } busy;
+ /* Heap information for a free block
+ (that may be the first of a free cluster). */
+ struct
+ {
+ size_t size; /* Size (in blocks) of a free cluster. */
+ size_t next; /* Index of next free cluster. */
+ size_t prev; /* Index of previous free cluster. */
+ } free;
+ } malloc_info;
+
+/* Pointer to first block of the heap. */
+extern char *_heapbase;
+
+/* Table indexed by block number giving per-block information. */
+extern malloc_info *_heapinfo;
+
+/* Address to block number and vice versa. */
+#define BLOCK(A) (((char *) (A) - _heapbase) / BLOCKSIZE + 1)
+#define ADDRESS(B) ((__ptr_t) (((B) - 1) * BLOCKSIZE + _heapbase))
+
+/* Current search index for the heap table. */
+extern size_t _heapindex;
+
+/* Limit of valid info table indices. */
+extern size_t _heaplimit;
+
+/* Doubly linked lists of free fragments. */
+struct list
+ {
+ struct list *next;
+ struct list *prev;
+ };
+
+/* Free list headers for each fragment size. */
+extern struct list _fraghead[];
+
+/* List of blocks allocated with `memalign' (or `valloc'). */
+struct alignlist
+ {
+ struct alignlist *next;
+ __ptr_t aligned; /* The address that memaligned returned. */
+ __ptr_t exact; /* The address that malloc returned. */
+ };
+extern struct alignlist *_aligned_blocks;
+
+/* Instrumentation. */
+extern size_t _chunks_used;
+extern size_t _bytes_used;
+extern size_t _chunks_free;
+extern size_t _bytes_free;
+
+/* Internal version of `free' used in `morecore' (malloc.c). */
+extern void _free_internal __P ((__ptr_t __ptr));
+
+#endif /* _MALLOC_INTERNAL. */
+
+/* Underlying allocation function; successive calls should
+ return contiguous pieces of memory. */
+extern __ptr_t (*__morecore) __P ((ptrdiff_t __size));
+
+/* Default value of `__morecore'. */
+extern __ptr_t __default_morecore __P ((ptrdiff_t __size));
+
+/* Nonzero if `malloc' has been called and done its initialization. */
+extern int __malloc_initialized;
+
+/* Hooks for debugging versions. */
+extern void (*__free_hook) __P ((__ptr_t __ptr));
+extern __ptr_t (*__malloc_hook) __P ((size_t __size));
+extern __ptr_t (*__realloc_hook) __P ((__ptr_t __ptr, size_t __size));
+
+/* Activate a standard collection of debugging hooks. */
+extern void mcheck __P ((void (*__func) __P ((void))));
+
+/* Activate a standard collection of tracing hooks. */
+extern void mtrace __P ((void));
+
+/* Statistics available to the user. */
+struct mstats
+ {
+ size_t bytes_total; /* Total size of the heap. */
+ size_t chunks_used; /* Chunks allocated by the user. */
+ size_t bytes_used; /* Byte total of user-allocated chunks. */
+ size_t chunks_free; /* Chunks in the free list. */
+ size_t bytes_free; /* Byte total of chunks in the free list. */
+ };
+
+/* Pick up the current statistics. */
+extern struct mstats mstats __P ((void));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* mtrace.h */