public class android.net.SntpClient
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: android.net.SntpClient
super_class: java.lang.Object
{
private static final java.lang.String TAG;
descriptor: Ljava/lang/String;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: "SntpClient"
private static final boolean DBG;
descriptor: Z
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 1
private static final int REFERENCE_TIME_OFFSET;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 16
private static final int ORIGINATE_TIME_OFFSET;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 24
private static final int RECEIVE_TIME_OFFSET;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 32
private static final int TRANSMIT_TIME_OFFSET;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 40
private static final int NTP_PACKET_SIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 48
private static final int NTP_PORT;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 123
private static final int NTP_MODE_CLIENT;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 3
private static final int NTP_MODE_SERVER;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 4
private static final int NTP_MODE_BROADCAST;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 5
private static final int NTP_VERSION;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 3
private static final int NTP_LEAP_NOSYNC;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 3
private static final int NTP_STRATUM_DEATH;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 0
private static final int NTP_STRATUM_MAX;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 15
private static final long OFFSET_1900_TO_1970;
descriptor: J
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 2208988800
private long mNtpTime;
descriptor: J
flags: (0x0002) ACC_PRIVATE
private long mNtpTimeReference;
descriptor: J
flags: (0x0002) ACC_PRIVATE
private long mRoundTripTime;
descriptor: J
flags: (0x0002) ACC_PRIVATE
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
public boolean requestTime(java.lang.String, int, android.net.Network);
descriptor: (Ljava/lang/String;ILandroid/net/Network;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=4, args_size=4
start local 0 0: new java.lang.Error
dup
ldc "Unresolved compilation problem: \n\tEventLogTags cannot be resolved\n"
invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
MethodParameters:
Name Flags
host
timeout
network
public boolean requestTime(java.net.InetAddress, int, int, android.net.Network);
descriptor: (Ljava/net/InetAddress;IILandroid/net/Network;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=5, args_size=5
start local 0 0: new java.lang.Error
dup
ldc "Unresolved compilation problems: \n\tEventLogTags cannot be resolved\n\tEventLogTags cannot be resolved\n"
invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
MethodParameters:
Name Flags
address
port
timeout
network
public boolean requestTime(java.lang.String, int);
descriptor: (Ljava/lang/String;I)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: ldc "SntpClient"
ldc "Shame on you for calling the hidden API requestTime()!"
invokestatic android.util.Log.w:(Ljava/lang/String;Ljava/lang/String;)I
pop
1: iconst_0
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Landroid/net/SntpClient;
0 2 1 host Ljava/lang/String;
0 2 2 timeout I
RuntimeVisibleAnnotations:
java.lang.Deprecated()
MethodParameters:
Name Flags
host
timeout
public long getNtpTime();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield android.net.SntpClient.mNtpTime:J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
public long getNtpTimeReference();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield android.net.SntpClient.mNtpTimeReference:J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
public long getRoundTripTime();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield android.net.SntpClient.mRoundTripTime:J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Landroid/net/SntpClient;
private static void checkValidServerReply(byte, byte, int, long);
descriptor: (BBIJ)V
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=5, locals=5, args_size=4
start local 0 start local 1 start local 2 start local 3 0: iload 0
iconst_3
if_icmpne 2
1: new android.net.SntpClient$InvalidServerReplyException
dup
ldc "unsynchronized server"
invokespecial android.net.SntpClient$InvalidServerReplyException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
iload 1
iconst_4
if_icmpeq 4
iload 1
iconst_5
if_icmpeq 4
3: new android.net.SntpClient$InvalidServerReplyException
dup
new java.lang.StringBuilder
dup
ldc "untrusted mode: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
iload 1
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial android.net.SntpClient$InvalidServerReplyException.<init>:(Ljava/lang/String;)V
athrow
4: StackMap locals:
StackMap stack:
iload 2
ifeq 5
iload 2
bipush 15
if_icmple 6
5: StackMap locals:
StackMap stack:
new android.net.SntpClient$InvalidServerReplyException
dup
new java.lang.StringBuilder
dup
ldc "untrusted stratum: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
iload 2
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial android.net.SntpClient$InvalidServerReplyException.<init>:(Ljava/lang/String;)V
athrow
6: StackMap locals:
StackMap stack:
lload 3
lconst_0
lcmp
ifne 8
7: new android.net.SntpClient$InvalidServerReplyException
dup
ldc "zero transmitTime"
invokespecial android.net.SntpClient$InvalidServerReplyException.<init>:(Ljava/lang/String;)V
athrow
8: StackMap locals:
StackMap stack:
return
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 leap B
0 9 1 mode B
0 9 2 stratum I
0 9 3 transmitTime J
Exceptions:
throws android.net.SntpClient$InvalidServerReplyException
MethodParameters:
Name Flags
leap
mode
stratum
transmitTime
private long read32(byte[], int);
descriptor: ([BI)J
flags: (0x0002) ACC_PRIVATE
Code:
stack=5, locals=11, args_size=3
start local 0 start local 1 start local 2 0: aload 1
iload 2
baload
istore 3
start local 3 1: aload 1
iload 2
iconst_1
iadd
baload
istore 4
start local 4 2: aload 1
iload 2
iconst_2
iadd
baload
istore 5
start local 5 3: aload 1
iload 2
iconst_3
iadd
baload
istore 6
start local 6 4: iload 3
sipush 128
iand
sipush 128
if_icmpne 5
iload 3
bipush 127
iand
sipush 128
iadd
goto 6
StackMap locals: android.net.SntpClient byte[] int int int int int
StackMap stack:
5: iload 3
StackMap locals:
StackMap stack: int
6: istore 7
start local 7 7: iload 4
sipush 128
iand
sipush 128
if_icmpne 8
iload 4
bipush 127
iand
sipush 128
iadd
goto 9
StackMap locals: int
StackMap stack:
8: iload 4
StackMap locals:
StackMap stack: int
9: istore 8
start local 8 10: iload 5
sipush 128
iand
sipush 128
if_icmpne 11
iload 5
bipush 127
iand
sipush 128
iadd
goto 12
StackMap locals: int
StackMap stack:
11: iload 5
StackMap locals:
StackMap stack: int
12: istore 9
start local 9 13: iload 6
sipush 128
iand
sipush 128
if_icmpne 14
iload 6
bipush 127
iand
sipush 128
iadd
goto 15
StackMap locals: int
StackMap stack:
14: iload 6
StackMap locals:
StackMap stack: int
15: istore 10
start local 10 16: iload 7
i2l
bipush 24
lshl
iload 8
i2l
bipush 16
lshl
ladd
iload 9
i2l
bipush 8
lshl
ladd
iload 10
i2l
ladd
lreturn
end local 10 end local 9 end local 8 end local 7 end local 6 end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 17 0 this Landroid/net/SntpClient;
0 17 1 buffer [B
0 17 2 offset I
1 17 3 b0 B
2 17 4 b1 B
3 17 5 b2 B
4 17 6 b3 B
7 17 7 i0 I
10 17 8 i1 I
13 17 9 i2 I
16 17 10 i3 I
MethodParameters:
Name Flags
buffer
offset
private long readTimeStamp(byte[], int);
descriptor: ([BI)J
flags: (0x0002) ACC_PRIVATE
Code:
stack=6, locals=7, args_size=3
start local 0 start local 1 start local 2 0: aload 0
aload 1
iload 2
invokevirtual android.net.SntpClient.read32:([BI)J
lstore 3
start local 3 1: aload 0
aload 1
iload 2
iconst_4
iadd
invokevirtual android.net.SntpClient.read32:([BI)J
lstore 5
start local 5 2: lload 3
lconst_0
lcmp
ifne 4
lload 5
lconst_0
lcmp
ifne 4
3: lconst_0
lreturn
4: StackMap locals: long long
StackMap stack:
lload 3
ldc 2208988800
lsub
ldc 1000
lmul
lload 5
ldc 1000
lmul
ldc 4294967296
ldiv
ladd
lreturn
end local 5 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Landroid/net/SntpClient;
0 5 1 buffer [B
0 5 2 offset I
1 5 3 seconds J
2 5 5 fraction J
MethodParameters:
Name Flags
buffer
offset
private void writeTimeStamp(byte[], int, long);
descriptor: ([BIJ)V
flags: (0x0002) ACC_PRIVATE
Code:
stack=6, locals=11, args_size=4
start local 0 start local 1 start local 2 start local 3 0: lload 3
lconst_0
lcmp
ifne 3
1: aload 1
iload 2
iload 2
bipush 8
iadd
iconst_0
invokestatic java.util.Arrays.fill:([BIIB)V
2: return
3: StackMap locals:
StackMap stack:
lload 3
ldc 1000
ldiv
lstore 5
start local 5 4: lload 3
lload 5
ldc 1000
lmul
lsub
lstore 7
start local 7 5: lload 5
ldc 2208988800
ladd
lstore 5
6: aload 1
iload 2
iinc 2 1
lload 5
bipush 24
lshr
l2i
i2b
bastore
7: aload 1
iload 2
iinc 2 1
lload 5
bipush 16
lshr
l2i
i2b
bastore
8: aload 1
iload 2
iinc 2 1
lload 5
bipush 8
lshr
l2i
i2b
bastore
9: aload 1
iload 2
iinc 2 1
lload 5
iconst_0
lshr
l2i
i2b
bastore
10: lload 7
ldc 4294967296
lmul
ldc 1000
ldiv
lstore 9
start local 9 11: aload 1
iload 2
iinc 2 1
lload 9
bipush 24
lshr
l2i
i2b
bastore
12: aload 1
iload 2
iinc 2 1
lload 9
bipush 16
lshr
l2i
i2b
bastore
13: aload 1
iload 2
iinc 2 1
lload 9
bipush 8
lshr
l2i
i2b
bastore
14: aload 1
iload 2
iinc 2 1
invokestatic java.lang.Math.random:()D
ldc 255.0
dmul
d2i
i2b
bastore
15: return
end local 9 end local 7 end local 5 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 this Landroid/net/SntpClient;
0 16 1 buffer [B
0 16 2 offset I
0 16 3 time J
4 16 5 seconds J
5 16 7 milliseconds J
11 16 9 fraction J
MethodParameters:
Name Flags
buffer
offset
time
}
SourceFile: "SntpClient.java"
NestMembers:
android.net.SntpClient$InvalidServerReplyException
InnerClasses:
private InvalidServerReplyException = android.net.SntpClient$InvalidServerReplyException of android.net.SntpClient