upload android base code part3

android/bionic/libc/include/malloc.h

@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef LIBC_INCLUDE_MALLOC_H_
+#define LIBC_INCLUDE_MALLOC_H_
+
+#include <sys/cdefs.h>
+#include <stddef.h>
+#include <stdio.h>
+
+__BEGIN_DECLS
+
+// Remove the workaround once b/37423073 is fixed.
+#if defined(__clang__) && !__has_attribute(alloc_size)
+#define __BIONIC_ALLOC_SIZE(...)
+#else
+#define __BIONIC_ALLOC_SIZE(...) __attribute__((__alloc_size__(__VA_ARGS__)))
+#endif
+
+void* malloc(size_t byte_count) __mallocfunc __BIONIC_ALLOC_SIZE(1) __wur;
+void* calloc(size_t item_count, size_t item_size) __mallocfunc __BIONIC_ALLOC_SIZE(1,2) __wur;
+void* realloc(void* p, size_t byte_count) __BIONIC_ALLOC_SIZE(2) __wur;
+void free(void* p);
+
+void* memalign(size_t alignment, size_t byte_count) __mallocfunc __BIONIC_ALLOC_SIZE(2) __wur;
+size_t malloc_usable_size(const void* p) __INTRODUCED_IN(17);
+
+#ifndef STRUCT_MALLINFO_DECLARED
+#define STRUCT_MALLINFO_DECLARED 1
+struct mallinfo {
+  size_t arena;    /* Total number of non-mmapped bytes currently allocated from OS. */
+  size_t ordblks;  /* Number of free chunks. */
+  size_t smblks;   /* (Unused.) */
+  size_t hblks;    /* (Unused.) */
+  size_t hblkhd;   /* Total number of bytes in mmapped regions. */
+  size_t usmblks;  /* Maximum total allocated space; greater than total if trimming has occurred. */
+  size_t fsmblks;  /* (Unused.) */
+  size_t uordblks; /* Total allocated space (normal or mmapped.) */
+  size_t fordblks; /* Total free space. */
+  size_t keepcost; /* Upper bound on number of bytes releasable by malloc_trim. */
+};
+#endif  /* STRUCT_MALLINFO_DECLARED */
+
+struct mallinfo mallinfo(void);
+
+/*
+ * XML structure for malloc_info(3) is in the following format:
+ *
+ * <malloc version="jemalloc-1">
+ *   <heap nr="INT">
+ *     <allocated-large>INT</allocated-large>
+ *     <allocated-huge>INT</allocated-huge>
+ *     <allocated-bins>INT</allocated-bins>
+ *     <bins-total>INT</bins-total>
+ *     <bin nr="INT">
+ *       <allocated>INT</allocated>
+ *       <nmalloc>INT</nmalloc>
+ *       <ndalloc>INT</ndalloc>
+ *     </bin>
+ *     <!-- more bins -->
+ *   </heap>
+ *   <!-- more heaps -->
+ * </malloc>
+ */
+int malloc_info(int, FILE*) __INTRODUCED_IN(23);
+
+/* mallopt options */
+#define M_DECAY_TIME -100
+
+int mallopt(int, int) __INTRODUCED_IN(26);
+
+__END_DECLS
+
+#endif  /* LIBC_INCLUDE_MALLOC_H_ */