| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| */ |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include "amcl.h" |
| #include "wcc.h" |
| #include "utils.h" |
| |
| |
| int main() |
| { |
| char* KT="feffe9928665731c6d6a8f9467308308"; |
| char* MT="d9313225f88406e5a55909c5aff5269a86a7a9531534f7da2e4c303d8a318a721c3c0c95956809532fcf0e2449a6b525b16aedf5aa0de657ba637b39"; |
| char* HT="feedfacedeadbeeffeedfacedeadbeefabaddad2"; |
| char* NT="9313225df88406e555909c5aff5269aa6a7a9538534f7da1e4c303d2a318a728c3c0c95156809539fcf0e2429a6b525416aedbf5a0de6a57a637b39b"; |
| // Tag should be 619cc5aefffe0bfa462af43c1699d050 |
| |
| int lenM=strlen(MT)/2; |
| int lenH=strlen(HT)/2; |
| int lenK=strlen(KT)/2; |
| int lenIV=strlen(NT)/2; |
| |
| char t1[16]; // Tag |
| char t2[16]; // Tag |
| char k[16]; // AES Key |
| char h[64]; // Header - to be included in Authentication, but not encrypted |
| char iv[100]; // IV - Initialisation vector |
| char m[100]; // Plaintext to be encrypted/authenticated |
| char c[100]; // Ciphertext |
| char p[100]; // Recovered Plaintext |
| octet T1={sizeof(t1),sizeof(t1),t1}; |
| octet T2={sizeof(t2),sizeof(t2),t2}; |
| octet K={0,sizeof(k),k}; |
| octet H={0,sizeof(h),h}; |
| octet IV={0,sizeof(iv),iv}; |
| octet M={0,sizeof(m),m}; |
| octet C={0,sizeof(c),c}; |
| octet P={0,sizeof(p),p}; |
| M.len=lenM; |
| K.len=lenK; |
| H.len=lenH; |
| IV.len=lenIV; |
| |
| hex2bytes(MT, m); |
| hex2bytes(HT, h); |
| hex2bytes(NT, iv); |
| hex2bytes(KT, k); |
| |
| printf("Plaintext: "); |
| OCT_output(&M); |
| printf("\n"); |
| |
| WCC_AES_GCM_ENCRYPT(&K, &IV, &H, &M, &C, &T1); |
| |
| printf("Ciphertext: "); |
| OCT_output(&C); |
| printf("\n"); |
| |
| printf("Encryption Tag: "); |
| OCT_output(&T1); |
| printf("\n"); |
| |
| WCC_AES_GCM_DECRYPT(&K, &IV, &H, &C, &P, &T2); |
| |
| printf("Plaintext: "); |
| OCT_output(&P); |
| printf("\n"); |
| |
| printf("Decryption Tag: "); |
| OCT_output(&T2); |
| printf("\n"); |
| |
| if (!OCT_comp(&M,&P)) |
| { |
| printf("FAILURE Decryption\n"); |
| return 1; |
| } |
| |
| if (!OCT_comp(&T1,&T2)) |
| { |
| printf("FAILURE TAG mismatch\n"); |
| return 1; |
| } |
| |
| printf("SUCCESS\n"); |
| return 0; |
| } |
| |