Merge "ExifInterface: fix logs" into nyc-dev
diff --git a/media/java/android/media/ExifInterface.java b/media/java/android/media/ExifInterface.java
index e8904e9..dbedf34 100644
--- a/media/java/android/media/ExifInterface.java
+++ b/media/java/android/media/ExifInterface.java
@@ -830,7 +830,9 @@
} catch (IOException e) {
// Ignore exceptions in order to keep the compatibility with the old versions of
// ExifInterface.
- Log.w(TAG, "Invalid JPEG", e);
+ Log.w(TAG, "Invalid JPEG: ExifInterface got an unsupported image format file"
+ + "(ExifInterface supports JPEG and some RAW image formats only) "
+ + "or a corrupted JPEG file to ExifInterface.", e);
}
if (DEBUG) {
@@ -1189,6 +1191,10 @@
++bytesRead;
while (true) {
marker = dataInputStream.readByte();
+ if (marker == -1) {
+ Log.w(TAG, "Reading JPEG has ended unexpectedly");
+ break;
+ }
if (marker != MARKER) {
throw new IOException("Invalid marker:" + Integer.toHexString(marker & 0xff));
}
@@ -1207,7 +1213,8 @@
int length = dataInputStream.readUnsignedShort() - 2;
bytesRead += 2;
if (DEBUG) {
- Log.d(TAG, "JPEG segment: " + marker + " (length: " + (length + 2) + ")");
+ Log.d(TAG, "JPEG segment: " + Integer.toHexString(marker & 0xff) + " (length: "
+ + (length + 2) + ")");
}
if (length < 0) {
throw new IOException("Invalid length");
@@ -1270,7 +1277,9 @@
case MARKER_SOF13:
case MARKER_SOF14:
case MARKER_SOF15: {
- dataInputStream.skipBytes(1);
+ if (dataInputStream.skipBytes(1) != 1) {
+ throw new IOException("Invalid SOFx");
+ }
setAttribute("ImageLength",
String.valueOf(dataInputStream.readUnsignedShort()));
setAttribute("ImageWidth", String.valueOf(dataInputStream.readUnsignedShort()));
@@ -1285,7 +1294,9 @@
if (length < 0) {
throw new IOException("Invalid length");
}
- dataInputStream.skipBytes(length);
+ if (dataInputStream.skipBytes(length) != length) {
+ throw new IOException("Invalid JPEG segment");
+ }
bytesRead += length;
}
}
@@ -1317,10 +1328,15 @@
byte[] bytes = new byte[4096];
while (true) {
- if (dataInputStream.readByte() != MARKER) {
+ byte marker = dataInputStream.readByte();
+ if (marker == -1) {
+ Log.w(TAG, "Reading JPEG has ended unexpectedly");
+ break;
+ }
+ if (marker != MARKER) {
throw new IOException("Invalid marker");
}
- byte marker = dataInputStream.readByte();
+ marker = dataInputStream.readByte();
switch (marker) {
case MARKER_APP1: {
int length = dataInputStream.readUnsignedShort() - 2;
@@ -1644,7 +1660,7 @@
String tagName = (String) sExifTagMapsForReading[hint].get(tagNumber);
if (DEBUG) {
- Log.d(TAG, String.format("hint: %d, tagNumber: %d, tagName: %s, dataFormat: %d," +
+ Log.d(TAG, String.format("hint: %d, tagNumber: %d, tagName: %s, dataFormat: %d, " +
"numberOfComponents: %d", hint, tagNumber, tagName, dataFormat,
numberOfComponents));
}