resolve merge conflicts of d254ce4 to master

Change-Id: Ia8dff82cb7648b568006d10bc99e2dd40a2d6e8e
diff --git a/Android.mk b/Android.mk
index a0aa0e7..4cd3dd0 100644
--- a/Android.mk
+++ b/Android.mk
@@ -61,7 +61,7 @@
 	libkeymaster_messages \
 
 common_static_libraries := \
-	libbootloader_message_writer \
+	libbootloader_message \
 	libfs_mgr \
 	libfec \
 	libfec_rs \
diff --git a/BenchmarkGen.h b/BenchmarkGen.h
index 0f59848..cd95aae 100644
--- a/BenchmarkGen.h
+++ b/BenchmarkGen.h
@@ -220,7 +220,7 @@
 t3450f22 = TEMP_FAILURE_RETRY(open("file14", O_RDONLY|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC));
 close(t3450f22);
 t3450f22 = TEMP_FAILURE_RETRY(open("file15", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3450f22, buf, 1));
+TEMP_FAILURE_RETRY(write(t3450f22, buf, 1));
 TEMP_FAILURE_RETRY(fsync(t3450f22));
 close(t3450f22);
 close(t3450f18);
@@ -405,7 +405,7 @@
 t3455f19 = TEMP_FAILURE_RETRY(open("file14", O_RDONLY|O_LARGEFILE|O_DIRECTORY|O_CLOEXEC));
 close(t3455f19);
 t3455f19 = TEMP_FAILURE_RETRY(open("file15", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3455f19, buf, 1));
+TEMP_FAILURE_RETRY(write(t3455f19, buf, 1));
 TEMP_FAILURE_RETRY(fsync(t3455f19));
 close(t3455f19);
 close(t3455f18);
@@ -1944,7 +1944,7 @@
 TEMP_FAILURE_RETRY(pwrite(t3499f55, buf, 28, 0));
 TEMP_FAILURE_RETRY(fdatasync(t3499f55));
 close(t3499f55);
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 20552));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 20552));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 35601253));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 36, 35601283));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 3224, 35598336)); // mmap2
@@ -1969,11 +1969,11 @@
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 35513539));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 37, 35513569));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 1673, 35512320)); // mmap2
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 16008));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 16008));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 31153857));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 48, 31153887));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 4461, 31150080)); // mmap2
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 10864));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 10864));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 34907552));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 39, 34907582));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 2551, 34906112)); // mmap2
@@ -1986,7 +1986,7 @@
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 30431338));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 42, 30431368));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 4400, 30429184)); // mmap2
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 14320));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 14320));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 34416128));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 43, 34416158));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 1855, 34414592)); // mmap2
@@ -1996,18 +1996,18 @@
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 29892892));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 58, 29892922));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 755, 29892608)); // mmap2
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 12208));
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 20736));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 12208));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 20736));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 36353719));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 43, 36353749));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 2179, 36352000)); // mmap2
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 35512004));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 33, 35512034));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 4299, 35508224)); // mmap2
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 8936));
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 2800));
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 20216));
-TEMP_FAILURE_RETRY(read(t3505f56, buf, 16912));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 8936));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 2800));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 20216));
+TEMP_FAILURE_RETRY(write(t3505f56, buf, 16912));
 close(t3505f56);
 t3505f56 = TEMP_FAILURE_RETRY(open("file31", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3505f56, buf, 1, 0));
@@ -2409,9 +2409,9 @@
 int  t3519f75 = TEMP_FAILURE_RETRY(open("file128", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 close(t3526f70);
 t3526f70 = TEMP_FAILURE_RETRY(open("file129", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3519f75, buf, 2991));
+TEMP_FAILURE_RETRY(write(t3519f75, buf, 2991));
 close(t3519f75);
-TEMP_FAILURE_RETRY(read(t3526f70, buf, 3974));
+TEMP_FAILURE_RETRY(write(t3526f70, buf, 3974));
 close(t3526f70);
 t3519f67 = TEMP_FAILURE_RETRY(open("file130", O_RDONLY|O_LARGEFILE));
 TEMP_FAILURE_RETRY(read(t3519f67, buf, 16384));
@@ -2444,18 +2444,18 @@
 t3526f70 = TEMP_FAILURE_RETRY(open("file131", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f70);
 t3526f70 = TEMP_FAILURE_RETRY(open("file131", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f70, buf, 4622));
+TEMP_FAILURE_RETRY(write(t3526f70, buf, 4622));
 close(t3526f70);
 int  t3526f72 = TEMP_FAILURE_RETRY(open("file132", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f72);
 t3526f72 = TEMP_FAILURE_RETRY(open("file132", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f72, buf, 16384));
-TEMP_FAILURE_RETRY(read(t3526f72, buf, 6849));
+TEMP_FAILURE_RETRY(write(t3526f72, buf, 16384));
+TEMP_FAILURE_RETRY(write(t3526f72, buf, 6849));
 close(t3526f72);
 t3526f70 = TEMP_FAILURE_RETRY(open("file133", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f70);
 int  t3526f75 = TEMP_FAILURE_RETRY(open("file133", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f75, buf, 13332));
+TEMP_FAILURE_RETRY(write(t3526f75, buf, 13332));
 close(t3526f75);
 int  t3495f70 = TEMP_FAILURE_RETRY(open("file31", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3495f70, buf, 1, 0));
@@ -2484,7 +2484,7 @@
 int  t3526f93 = TEMP_FAILURE_RETRY(open("file134", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f93);
 int  t3526f88 = TEMP_FAILURE_RETRY(open("file134", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f88, buf, 15056));
+TEMP_FAILURE_RETRY(write(t3526f88, buf, 15056));
 close(t3526f88);
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 34433108));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 56, 34433138));
@@ -2546,13 +2546,13 @@
 int  t3526f64 = TEMP_FAILURE_RETRY(open("file135", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f64);
 t3526f64 = TEMP_FAILURE_RETRY(open("file135", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f64, buf, 16384));
-TEMP_FAILURE_RETRY(read(t3526f64, buf, 4873));
+TEMP_FAILURE_RETRY(write(t3526f64, buf, 16384));
+TEMP_FAILURE_RETRY(write(t3526f64, buf, 4873));
 close(t3526f64);
 int  t3526f90 = TEMP_FAILURE_RETRY(open("file136", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f90);
 t3526f90 = TEMP_FAILURE_RETRY(open("file136", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f90, buf, 4199));
+TEMP_FAILURE_RETRY(write(t3526f90, buf, 4199));
 close(t3526f90);
 int  t3499f90 = TEMP_FAILURE_RETRY(open("file18", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3499f90, buf, 1, 0));
@@ -2759,8 +2759,8 @@
 TEMP_FAILURE_RETRY(read(t3526f70, buf, 16384));
 TEMP_FAILURE_RETRY(read(t3526f70, buf, 16384));
 close(t3526f70);
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 10432));
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 4464));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 10432));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 4464));
 t3495f70 = TEMP_FAILURE_RETRY(open("file31", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3495f70, buf, 1, 0));
 close(t3495f70);
@@ -2785,26 +2785,26 @@
 TEMP_FAILURE_RETRY(pwrite(t3495f70, buf, 28, 0));
 TEMP_FAILURE_RETRY(fdatasync(t3495f70));
 close(t3495f70);
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 10592));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 10592));
 int  t3533f70 = TEMP_FAILURE_RETRY(open("file140", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3533f70);
 t3533f70 = TEMP_FAILURE_RETRY(open("file140", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3533f70, buf, 4042));
+TEMP_FAILURE_RETRY(write(t3533f70, buf, 4042));
 close(t3533f70);
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 9664));
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 23656));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 9664));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 23656));
 t3533f70 = TEMP_FAILURE_RETRY(open("file141", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3533f70);
 t3526f70 = TEMP_FAILURE_RETRY(open("file142", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 int  t3533f72 = TEMP_FAILURE_RETRY(open("file141", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 close(t3526f70);
 t3526f70 = TEMP_FAILURE_RETRY(open("file142", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f70, buf, 5057));
-TEMP_FAILURE_RETRY(read(t3533f72, buf, 4595));
+TEMP_FAILURE_RETRY(write(t3526f70, buf, 5057));
+TEMP_FAILURE_RETRY(write(t3533f72, buf, 4595));
 close(t3526f70);
 close(t3533f72);
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 19744));
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 9344));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 19744));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 9344));
 t3499f70 = TEMP_FAILURE_RETRY(open("file18", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3499f70, buf, 1, 0));
 close(t3499f70);
@@ -2821,7 +2821,7 @@
 TEMP_FAILURE_RETRY(pwrite(t3499f70, buf, 4, 12820));
 TEMP_FAILURE_RETRY(pread(t3499f70, buf, 8, 13312));
 TEMP_FAILURE_RETRY(fdatasync(t3499f70));
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 24672));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 24672));
 t3499f72 = TEMP_FAILURE_RETRY(open("file22", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(fdatasync(t3499f72));
 close(t3499f72);
@@ -2830,8 +2830,8 @@
 TEMP_FAILURE_RETRY(pwrite(t3499f70, buf, 28, 0));
 TEMP_FAILURE_RETRY(fdatasync(t3499f70));
 close(t3499f70);
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 7584));
-TEMP_FAILURE_RETRY(read(t3505f66, buf, 10736));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 7584));
+TEMP_FAILURE_RETRY(write(t3505f66, buf, 10736));
 close(t3505f66);
 t3505f66 = TEMP_FAILURE_RETRY(open("file31", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3505f66, buf, 1, 0));
@@ -2928,9 +2928,9 @@
 t3533f91 = TEMP_FAILURE_RETRY(open("file143", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 30, 31210525));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 44, 31210555));
-TEMP_FAILURE_RETRY(read(t3533f91, buf, 16384));
+TEMP_FAILURE_RETRY(write(t3533f91, buf, 16384));
 TEMP_FAILURE_RETRY(pread(t3455f17, buf, 3673, 31207424)); // mmap2
-TEMP_FAILURE_RETRY(read(t3533f91, buf, 2024));
+TEMP_FAILURE_RETRY(write(t3533f91, buf, 2024));
 close(t3533f91);
 int  t3499f91 = TEMP_FAILURE_RETRY(open("file18", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3499f91, buf, 1, 0));
@@ -2983,40 +2983,40 @@
 int  t3533f102 = TEMP_FAILURE_RETRY(open("file144", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3533f102);
 t3533f72 = TEMP_FAILURE_RETRY(open("file144", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3533f72, buf, 5550));
+TEMP_FAILURE_RETRY(write(t3533f72, buf, 5550));
 close(t3533f72);
 int  t3526f84 = TEMP_FAILURE_RETRY(open("file145", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f84);
 int  t3526f101 = TEMP_FAILURE_RETRY(open("file145", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f101, buf, 3612));
+TEMP_FAILURE_RETRY(write(t3526f101, buf, 3612));
 close(t3526f101);
 t3526f90 = TEMP_FAILURE_RETRY(open("file146", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f90);
 t3526f90 = TEMP_FAILURE_RETRY(open("file146", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f90, buf, 5414));
+TEMP_FAILURE_RETRY(write(t3526f90, buf, 5414));
 int  t3533f96 = TEMP_FAILURE_RETRY(open("file147", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3533f96);
 t3533f96 = TEMP_FAILURE_RETRY(open("file147", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 close(t3526f90);
-TEMP_FAILURE_RETRY(read(t3533f96, buf, 3834));
+TEMP_FAILURE_RETRY(write(t3533f96, buf, 3834));
 close(t3533f96);
 int  t3519f90 = TEMP_FAILURE_RETRY(open("file148", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3519f90);
 t3519f90 = TEMP_FAILURE_RETRY(open("file148", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3519f90, buf, 3461));
+TEMP_FAILURE_RETRY(write(t3519f90, buf, 3461));
 int  t3526f96 = TEMP_FAILURE_RETRY(open("file149", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3526f96);
 close(t3519f90);
 t3526f90 = TEMP_FAILURE_RETRY(open("file149", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
-TEMP_FAILURE_RETRY(read(t3526f90, buf, 16384));
-TEMP_FAILURE_RETRY(read(t3526f90, buf, 12766));
+TEMP_FAILURE_RETRY(write(t3526f90, buf, 16384));
+TEMP_FAILURE_RETRY(write(t3526f90, buf, 12766));
 close(t3526f90);
 int  t3533f90 = TEMP_FAILURE_RETRY(open("file150", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600));
 close(t3533f90);
 t3533f90 = TEMP_FAILURE_RETRY(open("file150", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 int  t3505f96 = TEMP_FAILURE_RETRY(open("file151", O_RDWR|O_CREAT|O_LARGEFILE|O_CLOEXEC, 0600));
 TEMP_FAILURE_RETRY(pread(t3505f96, buf, 100, 0));
-TEMP_FAILURE_RETRY(read(t3533f90, buf, 10056));
+TEMP_FAILURE_RETRY(write(t3533f90, buf, 10056));
 close(t3533f90);
 t3505f90 = TEMP_FAILURE_RETRY(open("file152", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3505f90, buf, 1, 0));
@@ -3042,7 +3042,7 @@
 close(t3505f90);
 t3533f90 = TEMP_FAILURE_RETRY(open("file153", O_WRONLY|O_CREAT|O_TRUNC|O_LARGEFILE, 0600));
 TEMP_FAILURE_RETRY(pread(t3505f96, buf, 16, 24));
-TEMP_FAILURE_RETRY(read(t3533f90, buf, 13271));
+TEMP_FAILURE_RETRY(write(t3533f90, buf, 13271));
 close(t3533f90);
 TEMP_FAILURE_RETRY(pread(t3505f96, buf, 4096, 16384));
 TEMP_FAILURE_RETRY(pread(t3505f96, buf, 4096, 12288));
@@ -3461,7 +3461,7 @@
 TEMP_FAILURE_RETRY(fdatasync(t3545f97));
 close(t3545f97);
 int  t3575f29 = TEMP_FAILURE_RETRY(open("file16", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0));
-TEMP_FAILURE_RETRY(read(t3575f29, buf, 17344));
+TEMP_FAILURE_RETRY(write(t3575f29, buf, 17344));
 close(t3575f29);
 t3545f97 = TEMP_FAILURE_RETRY(open("file155", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(pread(t3545f97, buf, 1, 0));
@@ -3801,11 +3801,11 @@
 TEMP_FAILURE_RETRY(fdatasync(t3499f103));
 t3499f105 = TEMP_FAILURE_RETRY(open("file22", O_RDONLY|O_LARGEFILE|O_CLOEXEC));
 TEMP_FAILURE_RETRY(fdatasync(t3499f105));
-TEMP_FAILURE_RETRY(read(t3496f28, buf, 8188));
+TEMP_FAILURE_RETRY(write(t3496f28, buf, 8188));
 close(t3499f105);
 TEMP_FAILURE_RETRY(pwrite(t3499f103, buf, 12, 0));
 TEMP_FAILURE_RETRY(fdatasync(t3499f103));
-TEMP_FAILURE_RETRY(read(t3496f28, buf, 3166));
+TEMP_FAILURE_RETRY(write(t3496f28, buf, 3166));
 TEMP_FAILURE_RETRY(pwrite(t3499f103, buf, 28, 0));
 TEMP_FAILURE_RETRY(fdatasync(t3499f103));
 close(t3499f103);
diff --git a/CryptCommandListener.cpp b/CryptCommandListener.cpp
index f4ced43..02c2701 100644
--- a/CryptCommandListener.cpp
+++ b/CryptCommandListener.cpp
@@ -385,11 +385,14 @@
         if (!check_argc(cli, subcommand, argc, 3, "<user>")) return 0;
         return sendGenericOkFailOnBool(cli, e4crypt_destroy_user_key(atoi(argv[2])));
 
-    } else if (subcommand == "change_user_key") {
-        if (!check_argc(cli, subcommand, argc, 7,
-            "<user> <serial> <token> <old_secret> <new_secret>")) return 0;
-        return sendGenericOkFailOnBool(cli, e4crypt_change_user_key(
-            atoi(argv[2]), atoi(argv[3]), argv[4], argv[5], argv[6]));
+    } else if (subcommand == "add_user_key_auth") {
+        if (!check_argc(cli, subcommand, argc, 6, "<user> <serial> <token> <secret>")) return 0;
+        return sendGenericOkFailOnBool(cli, e4crypt_add_user_key_auth(
+            atoi(argv[2]), atoi(argv[3]), argv[4], argv[5]));
+
+    } else if (subcommand == "fixate_newest_user_key_auth") {
+        if (!check_argc(cli, subcommand, argc, 3, "<user>")) return 0;
+        return sendGenericOkFailOnBool(cli, e4crypt_fixate_newest_user_key_auth(atoi(argv[2])));
 
     } else if (subcommand == "unlock_user_key") {
         if (!check_argc(cli, subcommand, argc, 6, "<user> <serial> <token> <secret>")) return 0;
diff --git a/Ext4Crypt.cpp b/Ext4Crypt.cpp
index 309a1f2..a7d359e 100644
--- a/Ext4Crypt.cpp
+++ b/Ext4Crypt.cpp
@@ -19,16 +19,17 @@
 #include "KeyStorage.h"
 #include "Utils.h"
 
+#include <algorithm>
 #include <iomanip>
 #include <map>
 #include <set>
 #include <sstream>
 #include <string>
 
-#include <cutils/properties.h>
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <limits.h>
 #include <openssl/sha.h>
 #include <selinux/android.h>
 #include <stdio.h>
@@ -59,7 +60,7 @@
 static constexpr int FLAG_STORAGE_CE = 1 << 1;
 
 namespace {
-const std::string device_key_dir = std::string() + DATA_MNT_POINT + "/unencrypted";
+const std::string device_key_dir = std::string() + DATA_MNT_POINT + e4crypt_unencrypted_folder;
 const std::string device_key_path = device_key_dir + "/key";
 const std::string device_key_temp = device_key_dir + "/temp";
 
@@ -93,13 +94,6 @@
 };
 }
 
-// TODO replace with proper function to test for file encryption
-bool e4crypt_is_native() {
-    char value[PROPERTY_VALUE_MAX];
-    property_get("ro.crypto.type", value, "none");
-    return !strcmp(value, "file");
-}
-
 static bool e4crypt_is_emulated() {
     return property_get_bool("persist.sys.emulate_fbe", false);
 }
@@ -176,6 +170,7 @@
     }
     LOG(DEBUG) << "Added key " << key_id << " (" << ref << ") to keyring " << device_keyring
                << " in process " << getpid();
+
     return true;
 }
 
@@ -183,16 +178,100 @@
     return StringPrintf("%s/de/%d", user_key_dir.c_str(), user_id);
 }
 
-static std::string get_ce_key_path(userid_t user_id) {
-    return StringPrintf("%s/ce/%d/current", user_key_dir.c_str(), user_id);
+static std::string get_ce_key_directory_path(userid_t user_id) {
+    return StringPrintf("%s/ce/%d", user_key_dir.c_str(), user_id);
+}
+
+// Returns the keys newest first
+static std::vector<std::string> get_ce_key_paths(const std::string& directory_path) {
+    auto dirp = std::unique_ptr<DIR, int (*)(DIR*)>(opendir(directory_path.c_str()), closedir);
+    if (!dirp) {
+        PLOG(ERROR) << "Unable to open ce key directory: " + directory_path;
+        return std::vector<std::string>();
+    }
+    std::vector<std::string> result;
+    for (;;) {
+        errno = 0;
+        auto const entry = readdir(dirp.get());
+        if (!entry) {
+            if (errno) {
+                PLOG(ERROR) << "Unable to read ce key directory: " + directory_path;
+                return std::vector<std::string>();
+            }
+            break;
+        }
+        if (entry->d_type != DT_DIR || entry->d_name[0] != 'c') {
+            LOG(DEBUG) << "Skipping non-key " << entry->d_name;
+            continue;
+        }
+        result.emplace_back(directory_path + "/" + entry->d_name);
+    }
+    std::sort(result.begin(), result.end());
+    std::reverse(result.begin(), result.end());
+    return result;
+}
+
+static std::string get_ce_key_current_path(const std::string& directory_path) {
+    return directory_path + "/current";
+}
+
+static bool get_ce_key_new_path(const std::string& directory_path,
+                                const std::vector<std::string>& paths,
+                                std::string *ce_key_path) {
+    if (paths.empty()) {
+        *ce_key_path = get_ce_key_current_path(directory_path);
+        return true;
+    }
+    for (unsigned int i = 0; i < UINT_MAX; i++) {
+        auto const candidate = StringPrintf("%s/cx%010u", directory_path.c_str(), i);
+        if (paths[0] < candidate) {
+            *ce_key_path = candidate;
+            return true;
+        }
+    }
+    return false;
+}
+
+// Discard all keys but the named one; rename it to canonical name.
+// No point in acting on errors in this; ignore them.
+static void fixate_user_ce_key(const std::string& directory_path, const std::string &to_fix,
+                               const std::vector<std::string>& paths) {
+    for (auto const other_path: paths) {
+        if (other_path != to_fix) {
+            android::vold::destroyKey(other_path);
+        }
+    }
+    auto const current_path = get_ce_key_current_path(directory_path);
+    if (to_fix != current_path) {
+        LOG(DEBUG) << "Renaming " << to_fix << " to " << current_path;
+        if (rename(to_fix.c_str(), current_path.c_str()) != 0) {
+            PLOG(WARNING) << "Unable to rename " << to_fix << " to " << current_path;
+        }
+    }
+}
+
+static bool read_and_fixate_user_ce_key(userid_t user_id,
+                                        const android::vold::KeyAuthentication& auth,
+                                        std::string *ce_key) {
+    auto const directory_path = get_ce_key_directory_path(user_id);
+    auto const paths = get_ce_key_paths(directory_path);
+    for (auto const ce_key_path: paths) {
+        LOG(DEBUG) << "Trying user CE key " << ce_key_path;
+        if (android::vold::retrieveKey(ce_key_path, auth, ce_key)) {
+            LOG(DEBUG) << "Successfully retrieved key";
+            fixate_user_ce_key(directory_path, ce_key_path, paths);
+            return true;
+        }
+    }
+    LOG(ERROR) << "Failed to find working ce key for user " << user_id;
+    return false;
 }
 
 static bool read_and_install_user_ce_key(userid_t user_id,
                                          const android::vold::KeyAuthentication& auth) {
     if (s_ce_key_raw_refs.count(user_id) != 0) return true;
-    const auto ce_key_path = get_ce_key_path(user_id);
     std::string ce_key;
-    if (!android::vold::retrieveKey(ce_key_path, auth, &ce_key)) return false;
+    if (!read_and_fixate_user_ce_key(user_id, auth, &ce_key)) return false;
     std::string ce_raw_ref;
     if (!install_key(ce_key, &ce_raw_ref)) return false;
     s_ce_keys[user_id] = ce_key;
@@ -260,12 +339,17 @@
         // If the key should be created as ephemeral, don't store it.
         s_ephemeral_users.insert(user_id);
     } else {
+        auto const directory_path = get_ce_key_directory_path(user_id);
+        if (!prepare_dir(directory_path, 0700, AID_ROOT, AID_ROOT)) return false;
+        auto const paths = get_ce_key_paths(directory_path);
+        std::string ce_key_path;
+        if (!get_ce_key_new_path(directory_path, paths, &ce_key_path)) return false;
+        if (!store_key(ce_key_path, user_key_temp,
+                kEmptyAuthentication, ce_key)) return false;
+        fixate_user_ce_key(directory_path, ce_key_path, paths);
+        // Write DE key second; once this is written, all is good.
         if (!store_key(get_de_key_path(user_id), user_key_temp,
                 kEmptyAuthentication, de_key)) return false;
-        if (!prepare_dir(user_key_dir + "/ce/" + std::to_string(user_id),
-            0700, AID_ROOT, AID_ROOT)) return false;
-        if (!store_key(get_ce_key_path(user_id), user_key_temp,
-                kEmptyAuthentication, ce_key)) return false;
     }
     std::string de_raw_ref;
     if (!install_key(de_key, &de_raw_ref)) return false;
@@ -290,7 +374,9 @@
 }
 
 static bool ensure_policy(const std::string& raw_ref, const std::string& path) {
-    if (e4crypt_policy_ensure(path.c_str(), raw_ref.data(), raw_ref.size()) != 0) {
+    if (e4crypt_policy_ensure(path.c_str(),
+                              raw_ref.data(), raw_ref.size(),
+                              cryptfs_get_file_encryption_mode()) != 0) {
         LOG(ERROR) << "Failed to set policy on: " << path;
         return false;
     }
@@ -349,6 +435,13 @@
         return true;
     }
 
+    std::string mode_filename = std::string("/data") + e4crypt_key_mode;
+    std::string mode = cryptfs_get_file_encryption_mode();
+    if (!android::base::WriteStringToFile(mode, mode_filename)) {
+        PLOG(ERROR) << "Cannot save type";
+        return false;
+    }
+
     std::string device_key;
     if (path_exists(device_key_path)) {
         if (!android::vold::retrieveKey(device_key_path,
@@ -382,15 +475,7 @@
         if (!prepare_dir(user_key_dir, 0700, AID_ROOT, AID_ROOT)) return false;
         if (!prepare_dir(user_key_dir + "/ce", 0700, AID_ROOT, AID_ROOT)) return false;
         if (!prepare_dir(user_key_dir + "/de", 0700, AID_ROOT, AID_ROOT)) return false;
-        auto de_path = get_de_key_path(0);
-        auto ce_path = get_ce_key_path(0);
-        if (!path_exists(de_path) || !path_exists(ce_path)) {
-            if (path_exists(de_path)) {
-                android::vold::destroyKey(de_path);  // May be partially created so ignore errors
-            }
-            if (path_exists(ce_path)) {
-                android::vold::destroyKey(ce_path);  // May be partially created so ignore errors
-            }
+        if (!path_exists(get_de_key_path(0))) {
             if (!create_and_install_user_keys(0, false)) return false;
         }
         // TODO: switch to loading only DE_0 here once framework makes
@@ -464,7 +549,9 @@
     if (it != s_ephemeral_users.end()) {
         s_ephemeral_users.erase(it);
     } else {
-        success &= android::vold::destroyKey(get_ce_key_path(user_id));
+        for (auto const path: get_ce_key_paths(get_ce_key_directory_path(user_id))) {
+            success &= android::vold::destroyKey(path);
+        }
         success &= android::vold::destroyKey(get_de_key_path(user_id));
     }
     return success;
@@ -512,35 +599,41 @@
     return true;
 }
 
-bool e4crypt_change_user_key(userid_t user_id, int serial, const char* token_hex,
-                             const char* old_secret_hex, const char* new_secret_hex) {
-    LOG(DEBUG) << "e4crypt_change_user_key " << user_id << " serial=" << serial
+bool e4crypt_add_user_key_auth(userid_t user_id, int serial, const char* token_hex,
+                          const char* secret_hex) {
+    LOG(DEBUG) << "e4crypt_add_user_key_auth " << user_id << " serial=" << serial
                << " token_present=" << (strcmp(token_hex, "!") != 0);
     if (!e4crypt_is_native()) return true;
     if (s_ephemeral_users.count(user_id) != 0) return true;
-    std::string token, old_secret, new_secret;
+    std::string token, secret;
     if (!parse_hex(token_hex, &token)) return false;
-    if (!parse_hex(old_secret_hex, &old_secret)) return false;
-    if (!parse_hex(new_secret_hex, &new_secret)) return false;
-    auto old_auth = old_secret.empty() ? kEmptyAuthentication
-                                       : android::vold::KeyAuthentication(token, old_secret);
-    auto new_auth = new_secret.empty() ? kEmptyAuthentication
-                                       : android::vold::KeyAuthentication(token, new_secret);
+    if (!parse_hex(secret_hex, &secret)) return false;
+    auto auth = secret.empty() ? kEmptyAuthentication
+                                   : android::vold::KeyAuthentication(token, secret);
     auto it = s_ce_keys.find(user_id);
     if (it == s_ce_keys.end()) {
         LOG(ERROR) << "Key not loaded into memory, can't change for user " << user_id;
         return false;
     }
     auto ce_key = it->second;
-    auto ce_key_path = get_ce_key_path(user_id);
-    std::string trial_key;
-    if (!android::vold::retrieveKey(ce_key_path, old_auth, &trial_key)) {
-        LOG(WARNING) << "change_user_key wasn't given enough info to reconstruct the key";
-    } else if (ce_key != trial_key) {
-        LOG(WARNING) << "Reconstructed key != stored key";
+    auto const directory_path = get_ce_key_directory_path(user_id);
+    auto const paths = get_ce_key_paths(directory_path);
+    std::string ce_key_path;
+    if (!get_ce_key_new_path(directory_path, paths, &ce_key_path)) return false;
+    if (!store_key(ce_key_path, user_key_temp, auth, ce_key)) return false;
+    return true;
+}
+
+bool e4crypt_fixate_newest_user_key_auth(userid_t user_id) {
+    LOG(DEBUG) << "e4crypt_fixate_newest_user_key_auth " << user_id;
+    if (!e4crypt_is_native()) return true;
+    auto const directory_path = get_ce_key_directory_path(user_id);
+    auto const paths = get_ce_key_paths(directory_path);
+    if (paths.empty()) {
+        LOG(ERROR) << "No ce keys present, cannot fixate for user " << user_id;
+        return false;
     }
-    android::vold::destroyKey(ce_key_path);
-    if (!store_key(ce_key_path, user_key_temp, new_auth, ce_key)) return false;
+    fixate_user_ce_key(directory_path, paths[0], paths);
     return true;
 }
 
diff --git a/Ext4Crypt.h b/Ext4Crypt.h
index 89cfbab..2dcc197 100644
--- a/Ext4Crypt.h
+++ b/Ext4Crypt.h
@@ -28,8 +28,9 @@
 bool e4crypt_init_user0();
 bool e4crypt_vold_create_user_key(userid_t user_id, int serial, bool ephemeral);
 bool e4crypt_destroy_user_key(userid_t user_id);
-bool e4crypt_change_user_key(userid_t user_id, int serial, const char* token,
-                             const char* old_secret, const char* new_secret);
+bool e4crypt_add_user_key_auth(userid_t user_id, int serial, const char* token,
+                               const char* secret);
+bool e4crypt_fixate_newest_user_key_auth(userid_t user_id);
 
 bool e4crypt_unlock_user_key(userid_t user_id, int serial, const char* token, const char* secret);
 bool e4crypt_lock_user_key(userid_t user_id);
diff --git a/KeyStorage.cpp b/KeyStorage.cpp
index f2b16e3..5234c56 100644
--- a/KeyStorage.cpp
+++ b/KeyStorage.cpp
@@ -56,6 +56,8 @@
 static constexpr size_t SECDISCARDABLE_BYTES = 1 << 14;
 static constexpr size_t STRETCHED_BYTES = 1 << 6;
 
+static constexpr uint32_t AUTH_TIMEOUT = 30; // Seconds
+
 static const char* kCurrentVersion = "1";
 static const char* kRmPath = "/system/bin/rm";
 static const char* kSecdiscardPath = "/system/bin/secdiscard";
@@ -115,7 +117,7 @@
         const hw_auth_token_t* at = reinterpret_cast<const hw_auth_token_t*>(auth.token.data());
         paramBuilder.Authorization(keymaster::TAG_USER_SECURE_ID, at->user_id);
         paramBuilder.Authorization(keymaster::TAG_USER_AUTH_TYPE, HW_AUTH_PASSWORD);
-        paramBuilder.Authorization(keymaster::TAG_AUTH_TIMEOUT, 5);
+        paramBuilder.Authorization(keymaster::TAG_AUTH_TIMEOUT, AUTH_TIMEOUT);
     }
     return keymaster.generateKey(paramBuilder.build(), key);
 }
diff --git a/MoveTask.cpp b/MoveTask.cpp
index d416718..a6e5fed 100644
--- a/MoveTask.cpp
+++ b/MoveTask.cpp
@@ -27,7 +27,7 @@
 #include <dirent.h>
 #include <sys/wait.h>
 
-#define CONSTRAIN(amount, low, high) (amount < low ? low : (amount > high ? high : amount))
+#define CONSTRAIN(amount, low, high) ((amount) < (low) ? (low) : ((amount) > (high) ? (high) : (amount)))
 
 using android::base::StringPrintf;
 
diff --git a/PublicVolume.cpp b/PublicVolume.cpp
index e748de6..893f928 100644
--- a/PublicVolume.cpp
+++ b/PublicVolume.cpp
@@ -194,12 +194,10 @@
 }
 
 status_t PublicVolume::doUnmount() {
-    if (mFusePid > 0) {
-        kill(mFusePid, SIGTERM);
-        TEMP_FAILURE_RETRY(waitpid(mFusePid, nullptr, 0));
-        mFusePid = 0;
-    }
-
+    // Unmount the storage before we kill the FUSE process. If we kill
+    // the FUSE process first, most file system operations will return
+    // ENOTCONN until the unmount completes. This is an exotic and unusual
+    // error code and might cause broken behaviour in applications.
     KillProcessesUsingPath(getPath());
 
     ForceUnmount(kAsecPath);
@@ -209,6 +207,12 @@
     ForceUnmount(mFuseWrite);
     ForceUnmount(mRawPath);
 
+    if (mFusePid > 0) {
+        kill(mFusePid, SIGTERM);
+        TEMP_FAILURE_RETRY(waitpid(mFusePid, nullptr, 0));
+        mFusePid = 0;
+    }
+
     rmdir(mFuseDefault.c_str());
     rmdir(mFuseRead.c_str());
     rmdir(mFuseWrite.c_str());
diff --git a/VolumeManager.cpp b/VolumeManager.cpp
index ec68164..374e35f 100644
--- a/VolumeManager.cpp
+++ b/VolumeManager.cpp
@@ -63,8 +63,8 @@
 
 #define MASS_STORAGE_FILE_PATH  "/sys/class/android_usb/android0/f_mass_storage/lun/file"
 
-#define ROUND_UP_POWER_OF_2(number, po2) (((!!(number & ((1U << po2) - 1))) << po2)\
-                                         + (number & (~((1U << po2) - 1))))
+#define ROUND_UP_POWER_OF_2(number, po2) (((!!((number) & ((1U << (po2)) - 1))) << (po2))\
+                                         + ((number) & (~((1U << (po2)) - 1))))
 
 using android::base::StringPrintf;
 
diff --git a/VolumeManager.h b/VolumeManager.h
index 39fc8f9..dd9f09d 100644
--- a/VolumeManager.h
+++ b/VolumeManager.h
@@ -217,7 +217,7 @@
 
 extern "C" {
 #endif /* __cplusplus */
-#define UNMOUNT_NOT_MOUNTED_ERR -2
+#define UNMOUNT_NOT_MOUNTED_ERR (-2)
     int vold_unmountAll(void);
 #ifdef __cplusplus
 }
diff --git a/bench/benchgen.py b/bench/benchgen.py
index bda3370..c852169 100644
--- a/bench/benchgen.py
+++ b/bench/benchgen.py
@@ -221,7 +221,7 @@
                 # TODO: track actual file size instead of guessing
                 count = min(int(e.args[2]), bufsize)
                 f.size += count
-                print >>bench, 'TEMP_FAILURE_RETRY(read(%s, buf, %d));' % (handle, count)
+                print >>bench, 'TEMP_FAILURE_RETRY(write(%s, buf, %d));' % (handle, count)
                 nwrite += 1
 
         elif e.call == "pread64":
diff --git a/cryptfs.c b/cryptfs.c
index 10efb90..258557c 100644
--- a/cryptfs.c
+++ b/cryptfs.c
@@ -62,7 +62,7 @@
 #include "CheckBattery.h"
 #include "Process.h"
 
-#include <bootloader_message_writer.h>
+#include <bootloader_message/bootloader_message.h>
 #include <hardware/keymaster0.h>
 #include <hardware/keymaster1.h>
 
@@ -3860,3 +3860,9 @@
     return encrypt_master_key(password, ftr->salt, master_key, ftr->master_key,
                               ftr);
 }
+
+const char* cryptfs_get_file_encryption_mode()
+{
+    struct fstab_rec* rec = fs_mgr_get_entry_for_mount_point(fstab, DATA_MNT_POINT);
+    return fs_mgr_get_file_encryption_mode(rec);
+}
diff --git a/cryptfs.h b/cryptfs.h
index fbcec4e..bf158de 100644
--- a/cryptfs.h
+++ b/cryptfs.h
@@ -191,32 +191,32 @@
 /* Return values for cryptfs_crypto_complete */
 #define CRYPTO_COMPLETE_NOT_ENCRYPTED  1
 #define CRYPTO_COMPLETE_ENCRYPTED      0
-#define CRYPTO_COMPLETE_BAD_METADATA  -1
-#define CRYPTO_COMPLETE_PARTIAL       -2
-#define CRYPTO_COMPLETE_INCONSISTENT  -3
-#define CRYPTO_COMPLETE_CORRUPT       -4
+#define CRYPTO_COMPLETE_BAD_METADATA  (-1)
+#define CRYPTO_COMPLETE_PARTIAL       (-2)
+#define CRYPTO_COMPLETE_INCONSISTENT  (-3)
+#define CRYPTO_COMPLETE_CORRUPT       (-4)
 
 /* Return values for cryptfs_enable_inplace*() */
 #define ENABLE_INPLACE_OK 0
-#define ENABLE_INPLACE_ERR_OTHER -1
-#define ENABLE_INPLACE_ERR_DEV -2  /* crypto_blkdev issue */
+#define ENABLE_INPLACE_ERR_OTHER (-1)
+#define ENABLE_INPLACE_ERR_DEV (-2)  /* crypto_blkdev issue */
 
 /* Return values for cryptfs_getfield */
 #define CRYPTO_GETFIELD_OK                   0
-#define CRYPTO_GETFIELD_ERROR_NO_FIELD      -1
-#define CRYPTO_GETFIELD_ERROR_OTHER         -2
-#define CRYPTO_GETFIELD_ERROR_BUF_TOO_SMALL -3
+#define CRYPTO_GETFIELD_ERROR_NO_FIELD      (-1)
+#define CRYPTO_GETFIELD_ERROR_OTHER         (-2)
+#define CRYPTO_GETFIELD_ERROR_BUF_TOO_SMALL (-3)
 
 /* Return values for cryptfs_setfield */
 #define CRYPTO_SETFIELD_OK                    0
-#define CRYPTO_SETFIELD_ERROR_OTHER          -1
-#define CRYPTO_SETFIELD_ERROR_FIELD_TOO_LONG -2
-#define CRYPTO_SETFIELD_ERROR_VALUE_TOO_LONG -3
+#define CRYPTO_SETFIELD_ERROR_OTHER          (-1)
+#define CRYPTO_SETFIELD_ERROR_FIELD_TOO_LONG (-2)
+#define CRYPTO_SETFIELD_ERROR_VALUE_TOO_LONG (-3)
 
 /* Return values for persist_del_key */
 #define PERSIST_DEL_KEY_OK                 0
-#define PERSIST_DEL_KEY_ERROR_OTHER       -1
-#define PERSIST_DEL_KEY_ERROR_NO_FIELD    -2
+#define PERSIST_DEL_KEY_ERROR_OTHER       (-1)
+#define PERSIST_DEL_KEY_ERROR_NO_FIELD    (-2)
 
 #ifdef __cplusplus
 extern "C" {
@@ -252,6 +252,7 @@
                              unsigned char* master_key);
   int cryptfs_set_password(struct crypt_mnt_ftr* ftr, const char* password,
                            const unsigned char* master_key);
+  const char* cryptfs_get_file_encryption_mode();
 
 #ifdef __cplusplus
 }