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OsmAnd/OsmAnd-java/protobuf-src/protobuf-2.3.patch
vshcherb 8af6fa9816 Add protobuf patch
2013-11-11 01:06:14 +01:00

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diff --git b/OsmAnd-java/src/com/google/protobuf/CodedInputStream.java a/OsmAnd-java/src/com/google/protobuf/CodedInputStream.java
index ad43f96..45004e2 100644
--- b/OsmAnd-java/src/com/google/protobuf/CodedInputStream.java
+++ a/OsmAnd-java/src/com/google/protobuf/CodedInputStream.java
@@ -32,6 +32,7 @@ package com.google.protobuf;
import java.io.IOException;
import java.io.InputStream;
+import java.io.RandomAccessFile;
import java.util.ArrayList;
import java.util.List;
@@ -71,6 +72,12 @@ public final class CodedInputStream {
}
// -----------------------------------------------------------------
+ // begin osmand change
+ public static CodedInputStream newInstance(RandomAccessFile raf) {
+ return new CodedInputStream(raf);
+ }
+ // end osmand change
+
/**
* Attempt to read a field tag, returning zero if we have reached EOF.
@@ -477,6 +484,7 @@ public final class CodedInputStream {
// -----------------------------------------------------------------
private final byte[] buffer;
+ private RandomAccessFile raf;
private int bufferSize;
private int bufferSizeAfterLimit;
private int bufferPos;
@@ -504,7 +512,8 @@ public final class CodedInputStream {
private static final int DEFAULT_RECURSION_LIMIT = 64;
private static final int DEFAULT_SIZE_LIMIT = 64 << 20; // 64MB
- private static final int BUFFER_SIZE = 4096;
+ private static final int BUFFER_SIZE = 5 * 1024;
+
private CodedInputStream(final byte[] buffer, final int off, final int len) {
this.buffer = buffer;
@@ -521,6 +530,15 @@ public final class CodedInputStream {
totalBytesRetired = 0;
this.input = input;
}
+
+ private CodedInputStream(final RandomAccessFile raf) {
+ buffer = new byte[BUFFER_SIZE];
+ this.bufferSize = 0;
+ bufferPos = 0;
+ totalBytesRetired = 0;
+ this.raf = raf;
+ input = null;
+ }
/**
* Set the maximum message recursion depth. In order to prevent malicious
@@ -679,7 +697,18 @@ public final class CodedInputStream {
totalBytesRetired += bufferSize;
bufferPos = 0;
- bufferSize = (input == null) ? -1 : input.read(buffer);
+ if (raf != null) {
+ // osmand change
+ long remain = raf.length() - raf.getFilePointer();
+ bufferSize = (int) Math.min(remain, buffer.length);
+ if(bufferSize > 0) {
+ raf.readFully(buffer, 0, bufferSize);
+ } else {
+ bufferSize = -1;
+ }
+ } else {
+ bufferSize = (input == null) ? -1 : input.read(buffer);
+ }
if (bufferSize == 0 || bufferSize < -1) {
throw new IllegalStateException(
"InputStream#read(byte[]) returned invalid result: " + bufferSize +
@@ -793,8 +822,16 @@ public final class CodedInputStream {
final byte[] chunk = new byte[Math.min(sizeLeft, BUFFER_SIZE)];
int pos = 0;
while (pos < chunk.length) {
- final int n = (input == null) ? -1 :
- input.read(chunk, pos, chunk.length - pos);
+
+ final int n;
+ // osmand change
+ if(raf != null) {
+ raf.readFully(chunk, pos, chunk.length - pos);
+ n = chunk.length - pos;
+ } else {
+ n = (input == null) ? -1 :
+ input.read(chunk, pos, chunk.length - pos);
+ }
if (n == -1) {
throw InvalidProtocolBufferException.truncatedMessage();
}
@@ -817,7 +854,6 @@ public final class CodedInputStream {
System.arraycopy(chunk, 0, bytes, pos, chunk.length);
pos += chunk.length;
}
-
// Done.
return bytes;
}
@@ -847,13 +883,19 @@ public final class CodedInputStream {
} else {
// Skipping more bytes than are in the buffer. First skip what we have.
int pos = bufferSize - bufferPos;
- totalBytesRetired += pos;
+ totalBytesRetired += bufferSize; // ? pos incorrect
bufferPos = 0;
bufferSize = 0;
// Then skip directly from the InputStream for the rest.
while (pos < size) {
- final int n = (input == null) ? -1 : (int) input.skip(size - pos);
+ // osmand change
+ final int n ;
+ if(raf != null) {
+ n = raf.skipBytes(size - pos);
+ } else {
+ n = (input == null) ? -1 : (int) input.skip(size - pos);
+ }
if (n <= 0) {
throw InvalidProtocolBufferException.truncatedMessage();
}
@@ -862,4 +904,21 @@ public final class CodedInputStream {
}
}
}
+
+ // osmand change
+ public void seek(long pointer) throws IOException {
+ if (pointer - totalBytesRetired >= 0 && pointer - totalBytesRetired < bufferSize) {
+ if (pointer > currentLimit) {
+ // Then fail.
+ throw InvalidProtocolBufferException.truncatedMessage();
+ }
+ bufferPos = (int) (pointer - totalBytesRetired);
+ } else {
+ totalBytesRetired = (int) pointer;
+ bufferSizeAfterLimit = 0;
+ raf.seek(pointer);
+ bufferPos = 0;
+ bufferSize = 0;
+ }
+ }
}
diff --git b/OsmAnd-java/src/com/google/protobuf/CodedInputStreamRAF.java a/OsmAnd-java/src/com/google/protobuf/CodedInputStreamRAF.java
index ad43f96..02c1ee5 100644
--- b/OsmAnd-java/src/com/google/protobuf/CodedInputStreamRAF.java
+++ a/OsmAnd-java/src/com/google/protobuf/CodedInputStreamRAF.java
@@ -30,8 +30,10 @@
package com.google.protobuf;
+import java.io.EOFException;
import java.io.IOException;
import java.io.InputStream;
+import java.io.RandomAccessFile;
import java.util.ArrayList;
import java.util.List;
@@ -46,29 +48,20 @@ import java.util.List;
* reading some other format of your own design, use the latter.
*
* @author kenton@google.com Kenton Varda
+ * OSMAND change
*/
-public final class CodedInputStream {
+public final class CodedInputStreamRAF {
/**
* Create a new CodedInputStream wrapping the given InputStream.
*/
- public static CodedInputStream newInstance(final InputStream input) {
- return new CodedInputStream(input);
+ public static CodedInputStreamRAF newInstance(RandomAccessFile raf) {
+ return new CodedInputStreamRAF(raf, BUFFER_SIZE_DEF);
}
-
- /**
- * Create a new CodedInputStream wrapping the given byte array.
- */
- public static CodedInputStream newInstance(final byte[] buf) {
- return newInstance(buf, 0, buf.length);
+
+ public static CodedInputStreamRAF newInstance(RandomAccessFile raf, int bufferSize) {
+ return new CodedInputStreamRAF(raf, bufferSize);
}
- /**
- * Create a new CodedInputStream wrapping the given byte array slice.
- */
- public static CodedInputStream newInstance(final byte[] buf, final int off,
- final int len) {
- return new CodedInputStream(buf, off, len);
- }
// -----------------------------------------------------------------
@@ -210,55 +203,8 @@ public final class CodedInputStream {
}
}
- /** Read a {@code group} field value from the stream. */
- public void readGroup(final int fieldNumber,
- final MessageLite.Builder builder,
- final ExtensionRegistryLite extensionRegistry)
- throws IOException {
- if (recursionDepth >= recursionLimit) {
- throw InvalidProtocolBufferException.recursionLimitExceeded();
- }
- ++recursionDepth;
- builder.mergeFrom(this, extensionRegistry);
- checkLastTagWas(
- WireFormat.makeTag(fieldNumber, WireFormat.WIRETYPE_END_GROUP));
- --recursionDepth;
- }
- /**
- * Reads a {@code group} field value from the stream and merges it into the
- * given {@link UnknownFieldSet}.
- *
- * @deprecated UnknownFieldSet.Builder now implements MessageLite.Builder, so
- * you can just call {@link #readGroup}.
- */
- @Deprecated
- public void readUnknownGroup(final int fieldNumber,
- final MessageLite.Builder builder)
- throws IOException {
- // We know that UnknownFieldSet will ignore any ExtensionRegistry so it
- // is safe to pass null here. (We can't call
- // ExtensionRegistry.getEmptyRegistry() because that would make this
- // class depend on ExtensionRegistry, which is not part of the lite
- // library.)
- readGroup(fieldNumber, builder, null);
- }
-
- /** Read an embedded message field value from the stream. */
- public void readMessage(final MessageLite.Builder builder,
- final ExtensionRegistryLite extensionRegistry)
- throws IOException {
- final int length = readRawVarint32();
- if (recursionDepth >= recursionLimit) {
- throw InvalidProtocolBufferException.recursionLimitExceeded();
- }
- final int oldLimit = pushLimit(length);
- ++recursionDepth;
- builder.mergeFrom(this, extensionRegistry);
- checkLastTagWas(0);
- --recursionDepth;
- popLimit(oldLimit);
- }
+
/** Read a {@code bytes} field value from the stream. */
public ByteString readBytes() throws IOException {
@@ -480,7 +426,7 @@ public final class CodedInputStream {
private int bufferSize;
private int bufferSizeAfterLimit;
private int bufferPos;
- private final InputStream input;
+ private final RandomAccessFile raf;
private int lastTag;
/**
@@ -504,22 +450,17 @@ public final class CodedInputStream {
private static final int DEFAULT_RECURSION_LIMIT = 64;
private static final int DEFAULT_SIZE_LIMIT = 64 << 20; // 64MB
- private static final int BUFFER_SIZE = 4096;
+ private static final int BUFFER_SIZE_DEF = 4096;
+ private int BUFFER_SIZE = BUFFER_SIZE_DEF;
- private CodedInputStream(final byte[] buffer, final int off, final int len) {
- this.buffer = buffer;
- bufferSize = off + len;
- bufferPos = off;
- totalBytesRetired = -off;
- input = null;
- }
- private CodedInputStream(final InputStream input) {
+ private CodedInputStreamRAF(final RandomAccessFile raf, int bufferSize) {
+ BUFFER_SIZE = bufferSize;
buffer = new byte[BUFFER_SIZE];
- bufferSize = 0;
+ this.bufferSize = 0;
bufferPos = 0;
totalBytesRetired = 0;
- this.input = input;
+ this.raf = raf;
}
/**
@@ -679,7 +620,8 @@ public final class CodedInputStream {
totalBytesRetired += bufferSize;
bufferPos = 0;
- bufferSize = (input == null) ? -1 : input.read(buffer);
+ // osmand change
+ bufferSize = raf.read(buffer);
if (bufferSize == 0 || bufferSize < -1) {
throw new IllegalStateException(
"InputStream#read(byte[]) returned invalid result: " + bufferSize +
@@ -793,8 +735,8 @@ public final class CodedInputStream {
final byte[] chunk = new byte[Math.min(sizeLeft, BUFFER_SIZE)];
int pos = 0;
while (pos < chunk.length) {
- final int n = (input == null) ? -1 :
- input.read(chunk, pos, chunk.length - pos);
+ // osmand change
+ final int n = raf.read(chunk, pos, chunk.length - pos);
if (n == -1) {
throw InvalidProtocolBufferException.truncatedMessage();
}
@@ -847,13 +789,14 @@ public final class CodedInputStream {
} else {
// Skipping more bytes than are in the buffer. First skip what we have.
int pos = bufferSize - bufferPos;
- totalBytesRetired += pos;
+ totalBytesRetired += bufferSize;
bufferPos = 0;
bufferSize = 0;
// Then skip directly from the InputStream for the rest.
while (pos < size) {
- final int n = (input == null) ? -1 : (int) input.skip(size - pos);
+ // osmand change
+ final int n = raf.skipBytes(size - pos);
if (n <= 0) {
throw InvalidProtocolBufferException.truncatedMessage();
}
@@ -862,4 +805,21 @@ public final class CodedInputStream {
}
}
}
+
+ // osmand change
+ public void seek(long pointer) throws IOException{
+ if(pointer - totalBytesRetired >= 0 && pointer - totalBytesRetired < bufferSize){
+ if (pointer > currentLimit) {
+ // Then fail.
+ throw InvalidProtocolBufferException.truncatedMessage();
+ }
+ bufferPos = (int) (pointer - totalBytesRetired);
+ } else {
+ totalBytesRetired = (int) pointer;
+ bufferSizeAfterLimit = 0;
+ raf.seek(pointer);
+ bufferPos = 0;
+ bufferSize = 0;
+ }
+ }
}
diff --git b/OsmAnd-java/src/com/google/protobuf/CodedOutputStream.java a/OsmAnd-java/src/com/google/protobuf/CodedOutputStream.java
index 58dd150..6e81b98 100644
--- b/OsmAnd-java/src/com/google/protobuf/CodedOutputStream.java
+++ a/OsmAnd-java/src/com/google/protobuf/CodedOutputStream.java
@@ -30,8 +30,8 @@
package com.google.protobuf;
-import java.io.OutputStream;
import java.io.IOException;
+import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
/**
@@ -52,6 +52,8 @@ public final class CodedOutputStream {
private final byte[] buffer;
private final int limit;
private int position;
+ // + Change
+ private long writtenBytes = 0;
private final OutputStream output;
@@ -801,6 +803,7 @@ public final class CodedOutputStream {
// Since we have an output stream, this is our buffer
// and buffer offset == 0
output.write(buffer, 0, position);
+ writtenBytes += position;
position = 0;
}
@@ -813,6 +816,13 @@ public final class CodedOutputStream {
refreshBuffer();
}
}
+
+ /**
+ * @return current offset in the output file
+ */
+ public long getWrittenBytes() {
+ return writtenBytes + position;
+ }
/**
* If writing to a flat array, return the space left in the array.
@@ -902,6 +912,7 @@ public final class CodedOutputStream {
} else {
// Write is very big. Let's do it all at once.
output.write(value, offset, length);
+ writtenBytes += length;
}
}
}
diff --git b/OsmAnd-java/src/com/google/protobuf/WireFormat.java a/OsmAnd-java/src/com/google/protobuf/WireFormat.java
index c46f7b0..cca0b8e 100644
--- b/OsmAnd-java/src/com/google/protobuf/WireFormat.java
+++ a/OsmAnd-java/src/com/google/protobuf/WireFormat.java
@@ -51,11 +51,13 @@ public final class WireFormat {
static final int WIRETYPE_START_GROUP = 3;
static final int WIRETYPE_END_GROUP = 4;
static final int WIRETYPE_FIXED32 = 5;
+ // Osmand Delta change
+ public static final int WIRETYPE_FIXED32_LENGTH_DELIMITED = 6;
static final int TAG_TYPE_BITS = 3;
static final int TAG_TYPE_MASK = (1 << TAG_TYPE_BITS) - 1;
/** Given a tag value, determines the wire type (the lower 3 bits). */
- static int getTagWireType(final int tag) {
+ public static int getTagWireType(final int tag) {
return tag & TAG_TYPE_MASK;
}
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