/src/botan/src/lib/block/block_cipher.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Block Ciphers |
3 | | * (C) 2015 Jack Lloyd |
4 | | * |
5 | | * Botan is released under the Simplified BSD License (see license.txt) |
6 | | */ |
7 | | |
8 | | #include <botan/block_cipher.h> |
9 | | #include <botan/internal/scan_name.h> |
10 | | #include <botan/exceptn.h> |
11 | | |
12 | | #if defined(BOTAN_HAS_AES) |
13 | | #include <botan/internal/aes.h> |
14 | | #endif |
15 | | |
16 | | #if defined(BOTAN_HAS_ARIA) |
17 | | #include <botan/internal/aria.h> |
18 | | #endif |
19 | | |
20 | | #if defined(BOTAN_HAS_BLOWFISH) |
21 | | #include <botan/internal/blowfish.h> |
22 | | #endif |
23 | | |
24 | | #if defined(BOTAN_HAS_CAMELLIA) |
25 | | #include <botan/internal/camellia.h> |
26 | | #endif |
27 | | |
28 | | #if defined(BOTAN_HAS_CAST_128) |
29 | | #include <botan/internal/cast128.h> |
30 | | #endif |
31 | | |
32 | | #if defined(BOTAN_HAS_CASCADE) |
33 | | #include <botan/internal/cascade.h> |
34 | | #endif |
35 | | |
36 | | #if defined(BOTAN_HAS_DES) |
37 | | #include <botan/internal/des.h> |
38 | | #endif |
39 | | |
40 | | #if defined(BOTAN_HAS_GOST_28147_89) |
41 | | #include <botan/internal/gost_28147.h> |
42 | | #endif |
43 | | |
44 | | #if defined(BOTAN_HAS_IDEA) |
45 | | #include <botan/internal/idea.h> |
46 | | #endif |
47 | | |
48 | | #if defined(BOTAN_HAS_LION) |
49 | | #include <botan/internal/lion.h> |
50 | | #endif |
51 | | |
52 | | #if defined(BOTAN_HAS_NOEKEON) |
53 | | #include <botan/internal/noekeon.h> |
54 | | #endif |
55 | | |
56 | | #if defined(BOTAN_HAS_SEED) |
57 | | #include <botan/internal/seed.h> |
58 | | #endif |
59 | | |
60 | | #if defined(BOTAN_HAS_SERPENT) |
61 | | #include <botan/internal/serpent.h> |
62 | | #endif |
63 | | |
64 | | #if defined(BOTAN_HAS_SHACAL2) |
65 | | #include <botan/internal/shacal2.h> |
66 | | #endif |
67 | | |
68 | | #if defined(BOTAN_HAS_SM4) |
69 | | #include <botan/internal/sm4.h> |
70 | | #endif |
71 | | |
72 | | #if defined(BOTAN_HAS_TWOFISH) |
73 | | #include <botan/internal/twofish.h> |
74 | | #endif |
75 | | |
76 | | #if defined(BOTAN_HAS_THREEFISH_512) |
77 | | #include <botan/internal/threefish_512.h> |
78 | | #endif |
79 | | |
80 | | #if defined(BOTAN_HAS_OPENSSL) |
81 | | #include <botan/internal/openssl.h> |
82 | | #endif |
83 | | |
84 | | #if defined(BOTAN_HAS_COMMONCRYPTO) |
85 | | #include <botan/internal/commoncrypto.h> |
86 | | #endif |
87 | | |
88 | | namespace Botan { |
89 | | |
90 | | std::unique_ptr<BlockCipher> |
91 | | BlockCipher::create(const std::string& algo, |
92 | | const std::string& provider) |
93 | 2.17k | { |
94 | | #if defined(BOTAN_HAS_COMMONCRYPTO) |
95 | | if(provider.empty() || provider == "commoncrypto") |
96 | | { |
97 | | if(auto bc = make_commoncrypto_block_cipher(algo)) |
98 | | return bc; |
99 | | |
100 | | if(!provider.empty()) |
101 | | return nullptr; |
102 | | } |
103 | | #endif |
104 | | |
105 | | #if defined(BOTAN_HAS_OPENSSL) |
106 | | if(provider.empty() || provider == "openssl") |
107 | | { |
108 | | if(auto bc = make_openssl_block_cipher(algo)) |
109 | | return bc; |
110 | | |
111 | | if(!provider.empty()) |
112 | | return nullptr; |
113 | | } |
114 | | #endif |
115 | | |
116 | | // TODO: CryptoAPI |
117 | | // TODO: /dev/crypto |
118 | | |
119 | | // Only base providers from here on out |
120 | 2.17k | if(provider.empty() == false && provider != "base") |
121 | 352 | return nullptr; |
122 | | |
123 | 1.82k | #if defined(BOTAN_HAS_AES) |
124 | 1.82k | if(algo == "AES-128") |
125 | 260 | { |
126 | 260 | return std::make_unique<AES_128>(); |
127 | 260 | } |
128 | | |
129 | 1.56k | if(algo == "AES-192") |
130 | 0 | { |
131 | 0 | return std::make_unique<AES_192>(); |
132 | 0 | } |
133 | | |
134 | 1.56k | if(algo == "AES-256") |
135 | 1.25k | { |
136 | 1.25k | return std::make_unique<AES_256>(); |
137 | 1.25k | } |
138 | 312 | #endif |
139 | | |
140 | 312 | #if defined(BOTAN_HAS_ARIA) |
141 | 312 | if(algo == "ARIA-128") |
142 | 21 | { |
143 | 21 | return std::make_unique<ARIA_128>(); |
144 | 21 | } |
145 | | |
146 | 291 | if(algo == "ARIA-192") |
147 | 0 | { |
148 | 0 | return std::make_unique<ARIA_192>(); |
149 | 0 | } |
150 | | |
151 | 291 | if(algo == "ARIA-256") |
152 | 47 | { |
153 | 47 | return std::make_unique<ARIA_256>(); |
154 | 47 | } |
155 | 244 | #endif |
156 | | |
157 | 244 | #if defined(BOTAN_HAS_SERPENT) |
158 | 244 | if(algo == "Serpent") |
159 | 0 | { |
160 | 0 | return std::make_unique<Serpent>(); |
161 | 0 | } |
162 | 244 | #endif |
163 | | |
164 | 244 | #if defined(BOTAN_HAS_SHACAL2) |
165 | 244 | if(algo == "SHACAL2") |
166 | 0 | { |
167 | 0 | return std::make_unique<SHACAL2>(); |
168 | 0 | } |
169 | 244 | #endif |
170 | | |
171 | 244 | #if defined(BOTAN_HAS_TWOFISH) |
172 | 244 | if(algo == "Twofish") |
173 | 0 | { |
174 | 0 | return std::make_unique<Twofish>(); |
175 | 0 | } |
176 | 244 | #endif |
177 | | |
178 | 244 | #if defined(BOTAN_HAS_THREEFISH_512) |
179 | 244 | if(algo == "Threefish-512") |
180 | 0 | { |
181 | 0 | return std::make_unique<Threefish_512>(); |
182 | 0 | } |
183 | 244 | #endif |
184 | | |
185 | 244 | #if defined(BOTAN_HAS_BLOWFISH) |
186 | 244 | if(algo == "Blowfish") |
187 | 0 | { |
188 | 0 | return std::make_unique<Blowfish>(); |
189 | 0 | } |
190 | 244 | #endif |
191 | | |
192 | 244 | #if defined(BOTAN_HAS_CAMELLIA) |
193 | 244 | if(algo == "Camellia-128") |
194 | 49 | { |
195 | 49 | return std::make_unique<Camellia_128>(); |
196 | 49 | } |
197 | | |
198 | 195 | if(algo == "Camellia-192") |
199 | 0 | { |
200 | 0 | return std::make_unique<Camellia_192>(); |
201 | 0 | } |
202 | | |
203 | 195 | if(algo == "Camellia-256") |
204 | 41 | { |
205 | 41 | return std::make_unique<Camellia_256>(); |
206 | 41 | } |
207 | 154 | #endif |
208 | | |
209 | 154 | #if defined(BOTAN_HAS_DES) |
210 | 154 | if(algo == "DES") |
211 | 0 | { |
212 | 0 | return std::make_unique<DES>(); |
213 | 0 | } |
214 | | |
215 | 154 | if(algo == "TripleDES" || algo == "3DES" || algo == "DES-EDE") |
216 | 154 | { |
217 | 154 | return std::make_unique<TripleDES>(); |
218 | 154 | } |
219 | 0 | #endif |
220 | | |
221 | 0 | #if defined(BOTAN_HAS_NOEKEON) |
222 | 0 | if(algo == "Noekeon") |
223 | 0 | { |
224 | 0 | return std::make_unique<Noekeon>(); |
225 | 0 | } |
226 | 0 | #endif |
227 | | |
228 | 0 | #if defined(BOTAN_HAS_CAST_128) |
229 | 0 | if(algo == "CAST-128" || algo == "CAST5") |
230 | 0 | { |
231 | 0 | return std::make_unique<CAST_128>(); |
232 | 0 | } |
233 | 0 | #endif |
234 | | |
235 | 0 | #if defined(BOTAN_HAS_IDEA) |
236 | 0 | if(algo == "IDEA") |
237 | 0 | { |
238 | 0 | return std::make_unique<IDEA>(); |
239 | 0 | } |
240 | 0 | #endif |
241 | | |
242 | 0 | #if defined(BOTAN_HAS_SEED) |
243 | 0 | if(algo == "SEED") |
244 | 0 | { |
245 | 0 | return std::make_unique<SEED>(); |
246 | 0 | } |
247 | 0 | #endif |
248 | | |
249 | 0 | #if defined(BOTAN_HAS_SM4) |
250 | 0 | if(algo == "SM4") |
251 | 0 | { |
252 | 0 | return std::make_unique<SM4>(); |
253 | 0 | } |
254 | 0 | #endif |
255 | | |
256 | 0 | const SCAN_Name req(algo); |
257 | |
|
258 | 0 | #if defined(BOTAN_HAS_GOST_28147_89) |
259 | 0 | if(req.algo_name() == "GOST-28147-89") |
260 | 0 | { |
261 | 0 | return std::make_unique<GOST_28147_89>(req.arg(0, "R3411_94_TestParam")); |
262 | 0 | } |
263 | 0 | #endif |
264 | | |
265 | 0 | #if defined(BOTAN_HAS_CASCADE) |
266 | 0 | if(req.algo_name() == "Cascade" && req.arg_count() == 2) |
267 | 0 | { |
268 | 0 | std::unique_ptr<BlockCipher> c1 = BlockCipher::create(req.arg(0)); |
269 | 0 | std::unique_ptr<BlockCipher> c2 = BlockCipher::create(req.arg(1)); |
270 | |
|
271 | 0 | if(c1 && c2) |
272 | 0 | return std::make_unique<Cascade_Cipher>(std::move(c1), std::move(c2)); |
273 | 0 | } |
274 | 0 | #endif |
275 | | |
276 | 0 | #if defined(BOTAN_HAS_LION) |
277 | 0 | if(req.algo_name() == "Lion" && req.arg_count_between(2, 3)) |
278 | 0 | { |
279 | 0 | std::unique_ptr<HashFunction> hash = HashFunction::create(req.arg(0)); |
280 | 0 | std::unique_ptr<StreamCipher> stream = StreamCipher::create(req.arg(1)); |
281 | |
|
282 | 0 | if(hash && stream) |
283 | 0 | { |
284 | 0 | const size_t block_size = req.arg_as_integer(2, 1024); |
285 | 0 | return std::make_unique<Lion>(std::move(hash), std::move(stream), block_size); |
286 | 0 | } |
287 | 0 | } |
288 | 0 | #endif |
289 | | |
290 | 0 | BOTAN_UNUSED(req); |
291 | 0 | BOTAN_UNUSED(provider); |
292 | |
|
293 | 0 | return nullptr; |
294 | 0 | } |
295 | | |
296 | | //static |
297 | | std::unique_ptr<BlockCipher> |
298 | | BlockCipher::create_or_throw(const std::string& algo, |
299 | | const std::string& provider) |
300 | 564 | { |
301 | 564 | if(auto bc = BlockCipher::create(algo, provider)) |
302 | 564 | { |
303 | 564 | return bc; |
304 | 564 | } |
305 | 0 | throw Lookup_Error("Block cipher", algo, provider); |
306 | 0 | } |
307 | | |
308 | | std::vector<std::string> BlockCipher::providers(const std::string& algo) |
309 | 176 | { |
310 | 176 | return probe_providers_of<BlockCipher>(algo, { "base", "openssl", "commoncrypto" }); |
311 | 176 | } |
312 | | |
313 | | } |