[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/stdlib/malloc-standard/mallinfo.c b/ap/build/uClibc/libc/stdlib/malloc-standard/mallinfo.c
new file mode 100644
index 0000000..d60d6d9
--- /dev/null
+++ b/ap/build/uClibc/libc/stdlib/malloc-standard/mallinfo.c
@@ -0,0 +1,124 @@
+/*
+ This is a version (aka dlmalloc) of malloc/free/realloc written by
+ Doug Lea and released to the public domain. Use, modify, and
+ redistribute this code without permission or acknowledgement in any
+ way you wish. Send questions, comments, complaints, performance
+ data, etc to dl@cs.oswego.edu
+
+ VERSION 2.7.2 Sat Aug 17 09:07:30 2002 Doug Lea (dl at gee)
+
+ Note: There may be an updated version of this malloc obtainable at
+ ftp://gee.cs.oswego.edu/pub/misc/malloc.c
+ Check before installing!
+
+ Hacked up for uClibc by Erik Andersen <andersen@codepoet.org>
+*/
+
+#include "malloc.h"
+
+
+/* ------------------------------ mallinfo ------------------------------ */
+struct mallinfo mallinfo(void)
+{
+ mstate av;
+ struct mallinfo mi;
+ unsigned int i;
+ mbinptr b;
+ mchunkptr p;
+ size_t avail;
+ size_t fastavail;
+ int nblocks;
+ int nfastblocks;
+
+ __MALLOC_LOCK;
+ av = get_malloc_state();
+ /* Ensure initialization */
+ if (av->top == 0) {
+ __malloc_consolidate(av);
+ }
+
+ check_malloc_state();
+
+ /* Account for top */
+ avail = chunksize(av->top);
+ nblocks = 1; /* top always exists */
+
+ /* traverse fastbins */
+ nfastblocks = 0;
+ fastavail = 0;
+
+ for (i = 0; i < NFASTBINS; ++i) {
+ for (p = av->fastbins[i]; p != 0; p = p->fd) {
+ ++nfastblocks;
+ fastavail += chunksize(p);
+ }
+ }
+
+ avail += fastavail;
+
+ /* traverse regular bins */
+ for (i = 1; i < NBINS; ++i) {
+ b = bin_at(av, i);
+ for (p = last(b); p != b; p = p->bk) {
+ ++nblocks;
+ avail += chunksize(p);
+ }
+ }
+
+ mi.smblks = nfastblocks;
+ mi.ordblks = nblocks;
+ mi.fordblks = avail;
+ mi.uordblks = av->sbrked_mem - avail;
+ mi.arena = av->sbrked_mem;
+ mi.hblks = av->n_mmaps;
+ mi.hblkhd = av->mmapped_mem;
+ mi.fsmblks = fastavail;
+ mi.keepcost = chunksize(av->top);
+ mi.usmblks = av->max_total_mem;
+ __MALLOC_UNLOCK;
+ return mi;
+}
+libc_hidden_def(mallinfo)
+
+void malloc_stats(FILE *file)
+{
+ struct mallinfo mi;
+
+ if (file==NULL) {
+ file = stderr;
+ }
+
+ mi = mallinfo();
+ fprintf(file,
+ "total bytes allocated = %10u\n"
+ "total bytes in use bytes = %10u\n"
+ "total non-mmapped bytes allocated = %10d\n"
+ "number of mmapped regions = %10d\n"
+ "total allocated mmap space = %10d\n"
+ "total allocated sbrk space = %10d\n"
+#if 0
+ "number of free chunks = %10d\n"
+ "number of fastbin blocks = %10d\n"
+ "space in freed fastbin blocks = %10d\n"
+#endif
+ "maximum total allocated space = %10d\n"
+ "total free space = %10d\n"
+ "memory releasable via malloc_trim = %10d\n",
+
+ (unsigned int)(mi.arena + mi.hblkhd),
+ (unsigned int)(mi.uordblks + mi.hblkhd),
+ mi.arena,
+ mi.hblks,
+ mi.hblkhd,
+ mi.uordblks,
+#if 0
+ mi.ordblks,
+ mi.smblks,
+ mi.fsmblks,
+#endif
+ mi.usmblks,
+ mi.fordblks,
+ mi.keepcost
+ );
+}
+