|
1 /* |
|
2 * Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of the License "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * Generic crypto parameter implementation |
|
16 * Generic crypto parameter implementation |
|
17 * |
|
18 */ |
|
19 |
|
20 |
|
21 /** |
|
22 @file |
|
23 */ |
|
24 |
|
25 #include <cryptospi/cryptoparams.h> |
|
26 |
|
27 using namespace CryptoSpi; |
|
28 |
|
29 // |
|
30 //Implementation of the generic crypto parameter |
|
31 // |
|
32 CCryptoParam::CCryptoParam(TParamType aType, TUid aUid) |
|
33 : iType(aType), |
|
34 iUid(aUid) |
|
35 { |
|
36 } |
|
37 |
|
38 EXPORT_C CCryptoParam::~CCryptoParam() |
|
39 { |
|
40 |
|
41 } |
|
42 |
|
43 EXPORT_C TInt CCryptoParam::Type() const |
|
44 { |
|
45 return iType; |
|
46 } |
|
47 |
|
48 EXPORT_C TUid CCryptoParam::Uid() const |
|
49 { |
|
50 return iUid; |
|
51 } |
|
52 |
|
53 // |
|
54 // Implementation of Descriptor parameters |
|
55 // |
|
56 EXPORT_C CCryptoDesC8Param* CCryptoDesC8Param::NewL(const TDesC8& aValue, TUid aUid) |
|
57 { |
|
58 CCryptoDesC8Param* self=NewLC(aValue, aUid); |
|
59 CleanupStack::Pop(); |
|
60 return self; |
|
61 } |
|
62 |
|
63 EXPORT_C CCryptoDesC8Param* CCryptoDesC8Param::NewLC(const TDesC8& aValue, TUid aUid) |
|
64 { |
|
65 CCryptoDesC8Param* self=new(ELeave) CCryptoDesC8Param(aUid); |
|
66 CleanupStack::PushL(self); |
|
67 self->ConstructL(aValue); |
|
68 return self; |
|
69 } |
|
70 |
|
71 EXPORT_C const TDesC8& CCryptoDesC8Param::Value() const |
|
72 { |
|
73 return *iValue; |
|
74 } |
|
75 |
|
76 EXPORT_C CCryptoDesC8Param::~CCryptoDesC8Param() |
|
77 { |
|
78 if (iValue) |
|
79 { |
|
80 iValue->Des().FillZ(); |
|
81 } |
|
82 delete iValue; |
|
83 } |
|
84 |
|
85 CCryptoDesC8Param::CCryptoDesC8Param(TUid aUid) |
|
86 : CCryptoParam(EDesC8, aUid) |
|
87 { |
|
88 } |
|
89 |
|
90 void CCryptoDesC8Param::ConstructL(const TDesC8& aValue) |
|
91 { |
|
92 iValue=aValue.AllocL(); |
|
93 } |
|
94 |
|
95 |
|
96 // |
|
97 // Implementation of Descriptor parameters |
|
98 // |
|
99 EXPORT_C CCryptoDesC16Param* CCryptoDesC16Param::NewL(const TDesC16& aValue, TUid aUid) |
|
100 { |
|
101 CCryptoDesC16Param* self=NewLC(aValue, aUid); |
|
102 CleanupStack::Pop(); |
|
103 return self; |
|
104 } |
|
105 |
|
106 EXPORT_C CCryptoDesC16Param* CCryptoDesC16Param::NewLC(const TDesC16& aValue, TUid aUid) |
|
107 { |
|
108 CCryptoDesC16Param* self=new(ELeave) CCryptoDesC16Param(aUid); |
|
109 CleanupStack::PushL(self); |
|
110 self->ConstructL(aValue); |
|
111 return self; |
|
112 } |
|
113 |
|
114 EXPORT_C const TDesC16& CCryptoDesC16Param::Value() const |
|
115 { |
|
116 return *iValue; |
|
117 } |
|
118 |
|
119 EXPORT_C CCryptoDesC16Param::~CCryptoDesC16Param() |
|
120 { |
|
121 if (iValue) |
|
122 { |
|
123 iValue->Des().FillZ(); |
|
124 } |
|
125 delete iValue; |
|
126 } |
|
127 |
|
128 CCryptoDesC16Param::CCryptoDesC16Param(TUid aUid) |
|
129 : CCryptoParam(EDesC16, aUid) |
|
130 { |
|
131 } |
|
132 |
|
133 void CCryptoDesC16Param::ConstructL(const TDesC16& aValue) |
|
134 { |
|
135 iValue=aValue.AllocL(); |
|
136 } |
|
137 |
|
138 // |
|
139 // Implementation of int parameters |
|
140 // |
|
141 EXPORT_C CCryptoIntParam* CCryptoIntParam::NewL(TInt aValue, TUid aUid) |
|
142 { |
|
143 return new(ELeave) CCryptoIntParam(aValue, aUid); |
|
144 } |
|
145 |
|
146 EXPORT_C CCryptoIntParam* CCryptoIntParam::NewLC(TInt aValue, TUid aUid) |
|
147 { |
|
148 CCryptoIntParam* self=new(ELeave) CCryptoIntParam(aValue, aUid); |
|
149 CleanupStack::PushL(self); |
|
150 return self; |
|
151 } |
|
152 |
|
153 EXPORT_C TInt CCryptoIntParam::Value() const |
|
154 { |
|
155 return iValue; |
|
156 } |
|
157 |
|
158 EXPORT_C CCryptoIntParam::~CCryptoIntParam() |
|
159 { |
|
160 iValue = 0; |
|
161 } |
|
162 |
|
163 CCryptoIntParam::CCryptoIntParam(TInt aValue, TUid aUid) |
|
164 : CCryptoParam(EInt, aUid), |
|
165 iValue(aValue) |
|
166 { |
|
167 |
|
168 } |
|
169 |
|
170 // |
|
171 // Implementation of BigInt parameters |
|
172 // |
|
173 EXPORT_C CCryptoBigIntParam* CCryptoBigIntParam::NewL(const TInteger& aValue, TUid aUid) |
|
174 { |
|
175 CCryptoBigIntParam* self = NewLC(aValue, aUid); |
|
176 CleanupStack::Pop(); |
|
177 return self; |
|
178 } |
|
179 |
|
180 EXPORT_C CCryptoBigIntParam* CCryptoBigIntParam::NewLC(const TInteger& aValue, TUid aUid) |
|
181 { |
|
182 CCryptoBigIntParam* self = new(ELeave) CCryptoBigIntParam(aUid); |
|
183 CleanupStack::PushL(self); |
|
184 self->ConstructL(aValue); |
|
185 return self; |
|
186 } |
|
187 |
|
188 EXPORT_C const TInteger& CCryptoBigIntParam::Value() const |
|
189 { |
|
190 return iValue; |
|
191 } |
|
192 |
|
193 EXPORT_C CCryptoBigIntParam::~CCryptoBigIntParam() |
|
194 { |
|
195 // Secure delete, BigInts used for RSA/DSA modulus and exponent |
|
196 iValue.Close(); |
|
197 } |
|
198 |
|
199 CCryptoBigIntParam::CCryptoBigIntParam(TUid aUid) |
|
200 : CCryptoParam(EBigInt, aUid) |
|
201 { |
|
202 } |
|
203 |
|
204 void CCryptoBigIntParam::ConstructL(const TInteger& aValue) |
|
205 { |
|
206 iValue = RInteger::NewL(aValue); |
|
207 } |
|
208 |
|
209 /* |
|
210 * CCryptoParams implementation |
|
211 */ |
|
212 EXPORT_C CCryptoParams* CCryptoParams::NewL(void) |
|
213 { |
|
214 CCryptoParams* self = NewLC(); |
|
215 CleanupStack::Pop(); |
|
216 return self; |
|
217 } |
|
218 |
|
219 EXPORT_C CCryptoParams* CCryptoParams::NewLC(void) |
|
220 { |
|
221 CCryptoParams* self = new(ELeave) CCryptoParams(); |
|
222 CleanupStack::PushL(self); |
|
223 self->ConstructL(); |
|
224 return self; |
|
225 } |
|
226 |
|
227 CCryptoParams::CCryptoParams() |
|
228 { |
|
229 } |
|
230 |
|
231 void CCryptoParams::ConstructL(void) |
|
232 { |
|
233 } |
|
234 |
|
235 EXPORT_C CCryptoParams::~CCryptoParams() |
|
236 { |
|
237 // delete all contained parameters |
|
238 iParams.ResetAndDestroy(); |
|
239 } |
|
240 |
|
241 EXPORT_C void CCryptoParams::AddL(const TInteger& aParam, TUid aUid) |
|
242 { |
|
243 CCryptoBigIntParam* param = CCryptoBigIntParam::NewLC(aParam, aUid); |
|
244 iParams.AppendL(param); |
|
245 CleanupStack::Pop(param); |
|
246 } |
|
247 |
|
248 EXPORT_C void CCryptoParams::AddL(const TInt aParam, TUid aUid) |
|
249 { |
|
250 CCryptoIntParam* param = CCryptoIntParam::NewLC(aParam, aUid); |
|
251 iParams.AppendL(param); |
|
252 CleanupStack::Pop(param); |
|
253 } |
|
254 |
|
255 EXPORT_C void CCryptoParams::AddL(const TDesC8& aParam, TUid aUid) |
|
256 { |
|
257 CCryptoDesC8Param* param = CCryptoDesC8Param::NewLC(aParam, aUid); |
|
258 iParams.AppendL(param); |
|
259 CleanupStack::Pop(param); |
|
260 } |
|
261 |
|
262 EXPORT_C void CCryptoParams::AddL(const TDesC16& aParam, TUid aUid) |
|
263 { |
|
264 CCryptoDesC16Param* param = CCryptoDesC16Param::NewLC(aParam, aUid); |
|
265 iParams.AppendL(param); |
|
266 CleanupStack::Pop(param); |
|
267 } |
|
268 |
|
269 EXPORT_C const TInteger& CCryptoParams::GetBigIntL(TUid aUid) const |
|
270 { |
|
271 TInteger* paramValue = NULL; |
|
272 CCryptoParam* param = GetCryptoParamL(aUid); |
|
273 if (param->Type() == CCryptoParam::EBigInt) |
|
274 { |
|
275 const CCryptoBigIntParam* typedParam = static_cast<const CCryptoBigIntParam*>(param); |
|
276 paramValue = const_cast<TInteger*>(&typedParam->Value()); |
|
277 } |
|
278 else |
|
279 { |
|
280 User::Leave(KErrArgument); |
|
281 } |
|
282 return *paramValue; |
|
283 } |
|
284 |
|
285 EXPORT_C TInt CCryptoParams::GetTIntL(TUid aUid) const |
|
286 { |
|
287 TInt paramValue = 0; |
|
288 CCryptoParam* param = GetCryptoParamL(aUid); |
|
289 if (param->Type() == CCryptoParam::EInt) |
|
290 { |
|
291 const CCryptoIntParam* typedParam = static_cast<const CCryptoIntParam*>(param); |
|
292 paramValue = typedParam->Value(); |
|
293 } |
|
294 else |
|
295 { |
|
296 User::Leave(KErrArgument); |
|
297 } |
|
298 return paramValue; |
|
299 } |
|
300 |
|
301 EXPORT_C const TDesC8& CCryptoParams::GetTDesC8L(TUid aUid) const |
|
302 { |
|
303 TDesC8* paramValue = NULL; |
|
304 CCryptoParam* param = GetCryptoParamL(aUid); |
|
305 if (param->Type() == CCryptoParam::EDesC8) |
|
306 { |
|
307 const CCryptoDesC8Param* typedParam = static_cast<const CCryptoDesC8Param*>(param); |
|
308 paramValue = const_cast<TDesC8*>(&typedParam->Value()); |
|
309 } |
|
310 else |
|
311 { |
|
312 User::Leave(KErrArgument); |
|
313 } |
|
314 return *paramValue; |
|
315 } |
|
316 |
|
317 EXPORT_C const TDesC16& CCryptoParams::GetTDesC16L(TUid aUid) const |
|
318 { |
|
319 TDesC16* paramValue = NULL; |
|
320 CCryptoParam* param = GetCryptoParamL(aUid); |
|
321 if (param->Type() == CCryptoParam::EDesC16) |
|
322 { |
|
323 const CCryptoDesC16Param* typedParam = static_cast<const CCryptoDesC16Param*>(param); |
|
324 paramValue = const_cast<TDesC16*>(&typedParam->Value()); |
|
325 } |
|
326 else |
|
327 { |
|
328 User::Leave(KErrArgument); |
|
329 } |
|
330 return *paramValue; |
|
331 } |
|
332 |
|
333 EXPORT_C TBool CCryptoParams::IsPresent(TUid aUid) const |
|
334 { |
|
335 TBool ret = EFalse; |
|
336 if (GetCryptoParam(aUid)) |
|
337 { |
|
338 ret = ETrue; |
|
339 } |
|
340 return ret; |
|
341 } |
|
342 |
|
343 CCryptoParam* CCryptoParams::GetCryptoParam(TUid aUid) const |
|
344 { |
|
345 CCryptoParam* paramPtr = NULL; |
|
346 TInt count = iParams.Count(); |
|
347 for (TInt i = 0 ;i < count; i++) |
|
348 { |
|
349 if (iParams[i]->Uid() == aUid) |
|
350 { |
|
351 paramPtr = iParams[i]; |
|
352 break; |
|
353 } |
|
354 } |
|
355 return paramPtr; |
|
356 } |
|
357 |
|
358 CCryptoParam* CCryptoParams::GetCryptoParamL(TUid aUid) const |
|
359 { |
|
360 CCryptoParam* paramPtr = GetCryptoParam(aUid); |
|
361 // leave if requested uid was not found |
|
362 if (!paramPtr) |
|
363 { |
|
364 User::Leave(KErrArgument); |
|
365 } |
|
366 return paramPtr; |
|
367 } |
|
368 |
|
369 EXPORT_C CCryptoParams& CCryptoParams::CopyL(const CCryptoParams& aParams) |
|
370 { |
|
371 iParams.Close(); |
|
372 TUint count = aParams.iParams.Count(); |
|
373 for (TUint num = 0; num < count; num++) |
|
374 { |
|
375 CCryptoParam* item = aParams.iParams[num]; |
|
376 |
|
377 // Stop armv5 compiler warning about init through switch statement |
|
378 CCryptoBigIntParam *b = 0; |
|
379 CCryptoDesC8Param *d = 0; |
|
380 CCryptoDesC16Param *d16 = 0; |
|
381 CCryptoIntParam *i = 0; |
|
382 |
|
383 // For each type of cryptoparam, duplicate it, and append to RPtrArray |
|
384 switch (item->Type()) |
|
385 { |
|
386 case CCryptoParam::EBigInt: |
|
387 b = CCryptoBigIntParam::NewL(((CCryptoBigIntParam*) item)->Value(), ((CCryptoBigIntParam*) item)->Uid()); |
|
388 CleanupStack::PushL(b); |
|
389 iParams.AppendL(b); |
|
390 CleanupStack::Pop(b); |
|
391 break; |
|
392 |
|
393 case CCryptoParam::EInt: |
|
394 i = CCryptoIntParam::NewL(((CCryptoIntParam*) item)->Value(), ((CCryptoBigIntParam*) item)->Uid()); |
|
395 CleanupStack::PushL(i); |
|
396 iParams.AppendL(i); |
|
397 CleanupStack::Pop(i); |
|
398 break; |
|
399 |
|
400 case CCryptoParam::EDesC8: |
|
401 d = CCryptoDesC8Param::NewL(((CCryptoDesC8Param*) item)->Value(), ((CCryptoBigIntParam*) item)->Uid()); |
|
402 CleanupStack::PushL(d); |
|
403 iParams.AppendL(d); |
|
404 CleanupStack::Pop(d); |
|
405 break; |
|
406 |
|
407 case CCryptoParam::EDesC16: |
|
408 d16 = CCryptoDesC16Param::NewL(((CCryptoDesC16Param*) item)->Value(), ((CCryptoBigIntParam*) item)->Uid()); |
|
409 CleanupStack::PushL(d16); |
|
410 iParams.AppendL(d16); |
|
411 CleanupStack::Pop(d16); |
|
412 break; |
|
413 |
|
414 default: |
|
415 break; |
|
416 } |
|
417 } |
|
418 return *this; |
|
419 } |
|
420 |
|
421 EXPORT_C TInt CCryptoParams::Count(void) const |
|
422 { |
|
423 return iParams.Count(); |
|
424 } |
|
425 |
|
426 EXPORT_C const RPointerArray<CCryptoParam>& CCryptoParams::GetParams() const |
|
427 { |
|
428 return iParams; |
|
429 } |
|
430 |