- } else {
- memcpy(test, passwordPad, 32);
- }
- md5(test, 32, test);
- if (encRevision == 3) {
- for (i = 0; i < 50; ++i) {
- md5(test, 16, test);
+ md5(test, 32, test);
+ if (encRevision == 3) {
+ for (i = 0; i < 50; ++i) {
+ md5(test, 16, test);
+ }
+ }
+ if (encRevision == 2) {
+ rc4InitKey(test, keyLength, fState);
+ fx = fy = 0;
+ for (i = 0; i < 32; ++i) {
+ test2[i] = rc4DecryptByte(fState, &fx, &fy, ownerKey->getChar(i));
+ }
+ } else {
+ memcpy(test2, ownerKey->getCString(), 32);
+ for (i = 19; i >= 0; --i) {
+ for (j = 0; j < keyLength; ++j) {
+ tmpKey[j] = test[j] ^ i;
+ }
+ rc4InitKey(tmpKey, keyLength, fState);
+ fx = fy = 0;
+ for (j = 0; j < 32; ++j) {
+ test2[j] = rc4DecryptByte(fState, &fx, &fy, test2[j]);
+ }
+ }
+ }
+ userPassword2 = new GString((char *)test2, 32);
+ if (makeFileKey2(encVersion, encRevision, keyLength, ownerKey, userKey,
+ permissions, fileID, userPassword2, fileKey,
+ encryptMetadata)) {
+ *ownerPasswordOk = gTrue;
+ delete userPassword2;
+ return gTrue;