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# | Location | File | Last Modified |
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1 | build 3.zip\build 3\MHLTH_YS_137_Source\JavaScript\resources\javaJDF-1.8.0\src\sun\security\krb5\internal\crypto | DesCbcCrcEType.java | Mon Jan 22 14:46:54 2018 UTC |
2 | build 3.zip\build 3\MHLTH_YS_137_Source\JavaScript\resources\javaJDF-1.8.0\src\sun\security\krb5\internal\crypto | DesCbcCrcEType.java | Wed Sep 12 17:52:39 2018 UTC |
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1 | /* | |
2 | * DO NOT ALTER OR R EMOVE COPY RIGHT NOTI CES OR THI S FILE HEA DER. | |
3 | * | |
4 | * This co de is free software; you can r edistribut e it and/o r modify i t | |
5 | * under t he terms o f the GNU General Pu blic Licen se version 2 only, a s | |
6 | * publish ed by the Free Softw are Founda tion. Ora cle design ates this | |
7 | * particu lar file a s subject to the "Cl asspath" e xception a s provided | |
8 | * by Orac le in the LICENSE fi le that ac companied this code. | |
9 | * | |
10 | * This co de is dist ributed in the hope that it wi ll be usef ul, but WI THOUT | |
11 | * ANY WAR RANTY; wit hout even the implie d warranty of MERCHA NTABILITY or | |
12 | * FITNESS FOR A PAR TICULAR PU RPOSE. Se e the GNU General Pu blic Licen se | |
13 | * version 2 for mor e details (a copy is included in the LIC ENSE file that | |
14 | * accompa nied this code). | |
15 | * | |
16 | * You sho uld have r eceived a copy of th e GNU Gene ral Public License v ersion | |
17 | * 2 along with this work; if not, write to the Fr ee Softwar e Foundati on, | |
18 | * Inc., 5 1 Franklin St, Fifth Floor, Bo ston, MA 0 2110-1301 USA. | |
19 | * | |
20 | * Please contact Or acle, 500 Oracle Par kway, Redw ood Shores , CA 94065 USA | |
21 | * or visi t www.orac le.com if you need a dditional informatio n or have any | |
22 | * questio ns. | |
23 | */ | |
24 | ||
25 | /* | |
26 | * | |
27 | * (C) Co pyright IB M Corp. 19 99 All Rig hts Reserv ed. | |
28 | * Copyri ght 1997 T he Open Gr oup Resear ch Institu te. All r ights rese rved. | |
29 | */ | |
30 | ||
31 | package su n.security .krb5.inte rnal.crypt o; | |
32 | ||
33 | import sun .security. krb5.Check sum; | |
34 | import sun .security. krb5.Encry ptedData; | |
35 | import sun .security. krb5.KrbCr yptoExcept ion; | |
36 | import sun .security. krb5.inter nal.*; | |
37 | ||
38 | public cla ss DesCbcC rcEType ex tends DesC bcEType { | |
39 | ||
40 | public DesCbcCrc EType() { | |
41 | } | |
42 | ||
43 | public int eType () { | |
44 | re turn Encry ptedData.E TYPE_DES_C BC_CRC; | |
45 | } | |
46 | ||
47 | public int minim umPadSize( ) { | |
48 | re turn 4; | |
49 | } | |
50 | ||
51 | public int confo underSize( ) { | |
52 | re turn 8; | |
53 | } | |
54 | ||
55 | public int check sumType() { | |
56 | re turn Check sum.CKSUMT YPE_CRC32; | |
57 | } | |
58 | ||
59 | public int check sumSize() { | |
60 | re turn 4; | |
61 | } | |
62 | ||
63 | /** | |
64 | * Enc rypts data using DES in CBC mo de with CR C32. | |
65 | * @pa ram data t he data to be encryp ted. | |
66 | * @param k ey the PW key to enc rypt the d ata. It is also used as initia lization v ector duri ng cipher block chai ning. | |
67 | * @re turn the b uffer for cipher tex t. | |
68 | * | |
69 | * @wr itten by Y anni Zhang , Dec 10, 1999 | |
70 | */ | |
71 | public byte[] en crypt(byte [] data, b yte[] key, int usage ) | |
72 | t hrows KrbC ryptoExcep tion { | |
73 | re turn encry pt(data, k ey, key, u sage); | |
74 | } | |
75 | ||
76 | /** | |
77 | * Dec rypts data with prov ided key u sing DES i n CBC mode with CRC3 2. | |
78 | * @pa ram cipher the ciphe r text to be decrypt ed. | |
79 | * @param k ey the PW key to dec rypt the d ata. | |
80 | * | |
81 | * @wr itten by Y anni Zhang , Dec 10, 1999 | |
82 | */ | |
83 | public byte[] de crypt(byte [] cipher, byte[] ke y, int usa ge) | |
84 | t hrows KrbA pErrExcept ion, KrbCr yptoExcept ion{ | |
85 | re turn decry pt(cipher, key, key, usage); | |
86 | } | |
87 | ||
88 | protec ted byte[] calculate Checksum(b yte[] data , int size ) { | |
89 | re turn crc32 .byte2crc3 2sum_bytes (data, siz e); | |
90 | } | |
91 | ||
92 | } |
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