AArch64: Make frameworks/base code more portable

Changes in this patch include

[x] Use %zu for size_t, %zd for ssize_t

[x] Some minor changes have been done to conform with
    standard JNI practice (e.g. use of jint instead of int
    in JNI function prototypes)

Change-Id: Id1aaa7894a7d0b85ac7ecd7b2bfd8cc40374261f
Signed-off-by: Ashok Bhat <ashok.bhat@arm.com>
Signed-off-by: Craig Barber <craig.barber@arm.com>
Signed-off-by: Kévin PETIT <kevin.petit@arm.com>
Signed-off-by: Marcus Oakland <marcus.oakland@arm.com>
diff --git a/libs/androidfw/BackupData.cpp b/libs/androidfw/BackupData.cpp
index 2d0f755..bd9dc76 100644
--- a/libs/androidfw/BackupData.cpp
+++ b/libs/androidfw/BackupData.cpp
@@ -78,7 +78,7 @@
     paddingSize = padding_extra(n);
     if (paddingSize > 0) {
         uint32_t padding = 0xbcbcbcbc;
-        if (DEBUG) ALOGI("writing %d padding bytes for %d", paddingSize, n);
+        if (DEBUG) ALOGI("writing %zd padding bytes for %d", paddingSize, n);
         amt = write(m_fd, &padding, paddingSize);
         if (amt != paddingSize) {
             m_status = errno;
@@ -112,7 +112,7 @@
         k = key;
     }
     if (DEBUG) {
-        ALOGD("Writing header: prefix='%s' key='%s' dataSize=%d", m_keyPrefix.string(),
+        ALOGD("Writing header: prefix='%s' key='%s' dataSize=%zu", m_keyPrefix.string(),
                 key.string(), dataSize);
     }
 
@@ -125,7 +125,7 @@
     header.keyLen = tolel(keyLen);
     header.dataSize = tolel(dataSize);
 
-    if (DEBUG) ALOGI("writing entity header, %d bytes", sizeof(entity_header_v1));
+    if (DEBUG) ALOGI("writing entity header, %zu bytes", sizeof(entity_header_v1));
     amt = write(m_fd, &header, sizeof(entity_header_v1));
     if (amt != sizeof(entity_header_v1)) {
         m_status = errno;
@@ -133,7 +133,7 @@
     }
     m_pos += amt;
 
-    if (DEBUG) ALOGI("writing entity header key, %d bytes", keyLen+1);
+    if (DEBUG) ALOGI("writing entity header key, %zd bytes", keyLen+1);
     amt = write(m_fd, k.string(), keyLen+1);
     if (amt != keyLen+1) {
         m_status = errno;