upload android base code part3

android/bionic/libc/include/sys/mman.h

@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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
+ * COPYRIGHT OWNER OR CONTRIBUTORS 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.
+ */
+#ifndef _SYS_MMAN_H_
+#define _SYS_MMAN_H_
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+#include <asm/mman.h>
+
+__BEGIN_DECLS
+
+#ifndef MAP_ANON
+#define MAP_ANON  MAP_ANONYMOUS
+#endif
+
+#define MAP_FAILED __BIONIC_CAST(reinterpret_cast, void*, -1)
+
+#define MREMAP_MAYMOVE  1
+#define MREMAP_FIXED    2
+
+#if defined(__USE_FILE_OFFSET64)
+void* mmap(void*, size_t, int, int, int, off_t) __RENAME(mmap64) __INTRODUCED_IN(21);
+#else
+void* mmap(void*, size_t, int, int, int, off_t);
+#endif
+
+void* mmap64(void*, size_t, int, int, int, off64_t) __INTRODUCED_IN(21);
+
+int munmap(void*, size_t);
+int msync(void*, size_t, int);
+int mprotect(void*, size_t, int);
+void* mremap(void*, size_t, size_t, int, ...);
+
+int mlockall(int) __INTRODUCED_IN(17);
+int munlockall(void) __INTRODUCED_IN(17);
+
+int mlock(const void*, size_t);
+int munlock(const void*, size_t);
+
+int mincore(void*, size_t, unsigned char*);
+
+int madvise(void*, size_t, int);
+
+#if __ANDROID_API__ >= __ANDROID_API_M__
+/*
+ * Some third-party code uses the existence of POSIX_MADV_NORMAL to detect the
+ * availability of posix_madvise. This is not correct, since having up-to-date
+ * UAPI headers says nothing about the C library, but for the time being we
+ * don't want to harm adoption of the unified headers.
+ *
+ * https://github.com/android-ndk/ndk/issues/395
+ */
+#define POSIX_MADV_NORMAL     MADV_NORMAL
+#define POSIX_MADV_RANDOM     MADV_RANDOM
+#define POSIX_MADV_SEQUENTIAL MADV_SEQUENTIAL
+#define POSIX_MADV_WILLNEED   MADV_WILLNEED
+#define POSIX_MADV_DONTNEED   MADV_DONTNEED
+#endif
+int posix_madvise(void*, size_t, int) __INTRODUCED_IN(23);
+
+__END_DECLS
+
+#endif /* _SYS_MMAN_H_ */