位置加密applet基本实现，目录下包含c java参考代码、打包工具、说明文档、 #2
@@ -31,10 +31,10 @@ public final class Method {
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// (byte)0x67,(byte)0xC3,(byte)0x1C,(byte)0xB3,(byte)0xD3,(byte)0x5D,(byte)0xB7
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// (byte)0x67,(byte)0xC3,(byte)0x1C,(byte)0xB3,(byte)0xD3,(byte)0x5D,(byte)0xB7
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// };
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// };
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private static final byte[] IV25 = {
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private static final byte[] IV25 = {
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(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,(byte)0x37,
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(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,(byte)0x37,
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(byte)0x38,(byte)0x39,(byte)0x61,(byte)0x62,(byte)0x63,(byte)0x64,(byte)0x65,(byte)0x66,
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(byte)0x38,(byte)0x39,(byte)0x61,(byte)0x62,(byte)0x63,(byte)0x64,(byte)0x65,(byte)0x66,
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(byte)0x67,(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,
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(byte)0x67,(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,
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(byte)0x37
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(byte)0x37
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};
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};
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// Input: 明文（38字节）
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// Input: 明文（38字节）
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@@ -159,12 +159,14 @@ public final class Method {
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public Method() {
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public Method() {
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// key list tmp buffer, lenth must equal with key_store(flash)!
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update_key_buf = JCSystem.makeTransientByteArray((short)120, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// 算法内部使用23Byte IV
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// 算法内部使用23Byte IV
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extracted_iv_23 = JCSystem.makeTransientByteArray((short)23, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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extracted_iv_23 = JCSystem.makeTransientByteArray((short)23, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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ctx_buf = JCSystem.makeTransientByteArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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ctx_buf = JCSystem.makeTransientByteArray((short)4, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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LFSR_hi = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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LFSR_hi = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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LFSR_lo = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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LFSR_lo = JCSystem.makeTransientShortArray((short)16, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// todo buf1 if not use, delete please
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// todo buf1 if not use, delete please
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buf1 = JCSystem.makeTransientByteArray(MAX_DATA_BLOCK_SIZE, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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buf1 = JCSystem.makeTransientByteArray(MAX_DATA_BLOCK_SIZE, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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// todo buf2 if not use, delete please
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// todo buf2 if not use, delete please
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@@ -174,8 +176,6 @@ public final class Method {
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location_data = JCSystem.makeTransientByteArray((short)5, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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location_data = JCSystem.makeTransientByteArray((short)5, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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location_res_data = JCSystem.makeTransientByteArray((short)5, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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location_res_data = JCSystem.makeTransientByteArray((short)5, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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update_key_buf = JCSystem.makeTransientByteArray((short)80, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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rot31_bits = JCSystem.makeTransientShortArray((short)31, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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rot31_bits = JCSystem.makeTransientShortArray((short)31, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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rot31_resBits = JCSystem.makeTransientShortArray((short)31, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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rot31_resBits = JCSystem.makeTransientShortArray((short)31, JCSystem.MEMORY_TYPE_TRANSIENT_RESET);
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@@ -1057,8 +1057,8 @@ public final class Method {
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// 生成指定长度的密钥流
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// 生成指定长度的密钥流
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public void zuc256GenerateKeystream(short nwords,
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public void zuc256GenerateKeystream(short nwords,
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short[] keystream_hi,
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short[] keystream_hi,
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short[] keystream_lo) {
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short[] keystream_lo) {
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for (short i = 0; i < nwords; i++) {
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for (short i = 0; i < nwords; i++) {
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// 生成一个关键字 -> tmp[0]=lo, tmp[1]=hi
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// 生成一个关键字 -> tmp[0]=lo, tmp[1]=hi
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zuc256GenerateKeyword(zuc256GenerateKeystream_tmp);
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zuc256GenerateKeyword(zuc256GenerateKeystream_tmp);
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@@ -32,7 +32,7 @@ public class XwSecurity extends Applet {
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// TODO Auto-generated constructor stub
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// TODO Auto-generated constructor stub
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method = new Method(); //todo new?
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method = new Method(); //todo new?
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// key store -> flash
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// key store -> flash
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key_store_byte = new byte[80];
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key_store_byte = new byte[120];
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register(bArray, (short)(bOffset + 1), bArray[bOffset]);
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register(bArray, (short)(bOffset + 1), bArray[bOffset]);
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}
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}
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135
README.md
135
README.md
@@ -11,6 +11,141 @@ sudo apt-get install scons
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sudo apt-get install build-essential
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sudo apt-get install build-essential
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```
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```
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---
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0909 位置加密applet调用说明
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1. E2 密钥存储接口
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说明：
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密钥长度为16或32B，加上密钥信息(4B)最多36B，按每个密钥40B存储在flash中。目前共分配了120B空间。（可存3个密钥）
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遇相同(算法类型, 密钥ID, 密钥版本)密钥，覆盖存储；
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新密钥存储在新空间；
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密钥长度超长会报错，空间满会报错。
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返回A1+5字节密文+9000
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样例1
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存储一个长度16，算法A1，id01，version02的Key[1122..FF00]
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80 E2 00 01 14
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13 A1 01 02 11 22 33 44 55 66 77 88 99 AA BB CC DD EE FF 00
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/send 80E200011413A10102112233445566778899AABBCCDDEEFF00
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->
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90 00
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样例2
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存储一个长度32，算法A2，id02，version02的Key[0102..1F20]
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80 E2 00 02 24
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23 A2 02 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 20
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/send 80E200022423A202020102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F20
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->
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90 00
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样例3
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存储一个长度FF，算法A2，id02，version02的Key[0102..1F20]
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80 E2 00 02 24
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FF A2 02 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 20
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/send 80E2000224FFA202020102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F20
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->
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69 84 (超长 FF)
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样例4
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存储一个长度32，算法A2，id01，version02的Key[0102..1F20]
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80 E2 00 02 24
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23 A2 01 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 20
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/send 80E200022423A202020102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F20
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->
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90 00
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样例4
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存储一个长度16，算法A3，id02，version02的Key[0102..0F10]，执行后空间满 120B
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80 E2 00 02 14
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13 A3 02 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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/send 80E200021413A302020102030405060708090A0B0C0D0E0F10
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->
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90 00
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样例5
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存储一个长度16，算法A3，id09，version02的Key[0102..0F10]
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80 E2 00 02 14
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13 A3 09 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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/send 80E200021413A309020102030405060708090A0B0C0D0E0F10
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->
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6A 84 空间满
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样例6
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存储一个长度16，算法A2，id02，version02的Key[0102..0F10](覆盖样例3空间)
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80 E2 00 02 14
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13 A2 02 02
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01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10
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/send 80E200021413A202020102030405060708090A0B0C0D0E0F10
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->
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90 00
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--------
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2. CA 位置加密
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数据为1字节随机数，6字节STMSI，5字节数据
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目前随机数和STMSI未使用，此接口用固定Key IV，对数据进行Zuc256加密，返回加密后数据。
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// Key: 32字节
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private static final byte[] KEY32 = {
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(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,(byte)0x37,
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(byte)0x38,(byte)0x39,(byte)0x61,(byte)0x62,(byte)0x63,(byte)0x64,(byte)0x65,(byte)0x66,
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(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,(byte)0x37,
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(byte)0x38,(byte)0x39,(byte)0x61,(byte)0x62,(byte)0x63,(byte)0x64,(byte)0x65,(byte)0x66
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};
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// IV: 25字节
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private static final byte[] IV25 = {
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(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,(byte)0x37,
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(byte)0x38,(byte)0x39,(byte)0x61,(byte)0x62,(byte)0x63,(byte)0x64,(byte)0x65,(byte)0x66,
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(byte)0x67,(byte)0x30,(byte)0x31,(byte)0x32,(byte)0x33,(byte)0x34,(byte)0x35,(byte)0x36,
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(byte)0x37
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};
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样例1
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80 CA 00 00 0E
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A1 0C 00 11 22 33 44 55 66 AA BB CC DD EE
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/send 80CA00000EA10C00112233445566AABBCCDDEE
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->
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A1 06 01 9C 00 B3 15 05 90 00
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样例2
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80 CA 00 00 0E
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A1 0C 00 11 22 33 44 55 66 FF 00 FF 00 FF
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/send 80CA00000EA10C00112233445566FF00FF00FF
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->
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A1 06 01 C9 BB 80 C8 14 90 00
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样例3
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80 CA 00 00 0E
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A1 0C 00 11 22 33 44 55 66 31 32 33 34 35
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/send 80CA00000EA10C001122334455663132333435
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->
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A1 06 01 07 89 4C FC DE 90 00
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---
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---
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