/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_COMMONCRYPTO) |
81 | | #include <botan/internal/commoncrypto.h> |
82 | | #endif |
83 | | |
84 | | namespace Botan { |
85 | | |
86 | | std::unique_ptr<BlockCipher> |
87 | | BlockCipher::create(const std::string& algo, |
88 | | const std::string& provider) |
89 | 1.50k | { |
90 | | #if defined(BOTAN_HAS_COMMONCRYPTO) |
91 | | if(provider.empty() || provider == "commoncrypto") |
92 | | { |
93 | | if(auto bc = make_commoncrypto_block_cipher(algo)) |
94 | | return bc; |
95 | | |
96 | | if(!provider.empty()) |
97 | | return nullptr; |
98 | | } |
99 | | #endif |
100 | | |
101 | | // TODO: CryptoAPI |
102 | | // TODO: /dev/crypto |
103 | | |
104 | | // Only base providers from here on out |
105 | 1.50k | if(provider.empty() == false && provider != "base") |
106 | 184 | return nullptr; |
107 | | |
108 | 1.31k | #if defined(BOTAN_HAS_AES) |
109 | 1.31k | if(algo == "AES-128") |
110 | 209 | { |
111 | 209 | return std::make_unique<AES_128>(); |
112 | 209 | } |
113 | | |
114 | 1.10k | if(algo == "AES-192") |
115 | 0 | { |
116 | 0 | return std::make_unique<AES_192>(); |
117 | 0 | } |
118 | | |
119 | 1.10k | if(algo == "AES-256") |
120 | 820 | { |
121 | 820 | return std::make_unique<AES_256>(); |
122 | 820 | } |
123 | 288 | #endif |
124 | | |
125 | 288 | #if defined(BOTAN_HAS_ARIA) |
126 | 288 | if(algo == "ARIA-128") |
127 | 40 | { |
128 | 40 | return std::make_unique<ARIA_128>(); |
129 | 40 | } |
130 | | |
131 | 248 | if(algo == "ARIA-192") |
132 | 0 | { |
133 | 0 | return std::make_unique<ARIA_192>(); |
134 | 0 | } |
135 | | |
136 | 248 | if(algo == "ARIA-256") |
137 | 52 | { |
138 | 52 | return std::make_unique<ARIA_256>(); |
139 | 52 | } |
140 | 196 | #endif |
141 | | |
142 | 196 | #if defined(BOTAN_HAS_SERPENT) |
143 | 196 | if(algo == "Serpent") |
144 | 0 | { |
145 | 0 | return std::make_unique<Serpent>(); |
146 | 0 | } |
147 | 196 | #endif |
148 | | |
149 | 196 | #if defined(BOTAN_HAS_SHACAL2) |
150 | 196 | if(algo == "SHACAL2") |
151 | 0 | { |
152 | 0 | return std::make_unique<SHACAL2>(); |
153 | 0 | } |
154 | 196 | #endif |
155 | | |
156 | 196 | #if defined(BOTAN_HAS_TWOFISH) |
157 | 196 | if(algo == "Twofish") |
158 | 0 | { |
159 | 0 | return std::make_unique<Twofish>(); |
160 | 0 | } |
161 | 196 | #endif |
162 | | |
163 | 196 | #if defined(BOTAN_HAS_THREEFISH_512) |
164 | 196 | if(algo == "Threefish-512") |
165 | 0 | { |
166 | 0 | return std::make_unique<Threefish_512>(); |
167 | 0 | } |
168 | 196 | #endif |
169 | | |
170 | 196 | #if defined(BOTAN_HAS_BLOWFISH) |
171 | 196 | if(algo == "Blowfish") |
172 | 0 | { |
173 | 0 | return std::make_unique<Blowfish>(); |
174 | 0 | } |
175 | 196 | #endif |
176 | | |
177 | 196 | #if defined(BOTAN_HAS_CAMELLIA) |
178 | 196 | if(algo == "Camellia-128") |
179 | 41 | { |
180 | 41 | return std::make_unique<Camellia_128>(); |
181 | 41 | } |
182 | | |
183 | 155 | if(algo == "Camellia-192") |
184 | 0 | { |
185 | 0 | return std::make_unique<Camellia_192>(); |
186 | 0 | } |
187 | | |
188 | 155 | if(algo == "Camellia-256") |
189 | 46 | { |
190 | 46 | return std::make_unique<Camellia_256>(); |
191 | 46 | } |
192 | 109 | #endif |
193 | | |
194 | 109 | #if defined(BOTAN_HAS_DES) |
195 | 109 | if(algo == "DES") |
196 | 0 | { |
197 | 0 | return std::make_unique<DES>(); |
198 | 0 | } |
199 | | |
200 | 109 | if(algo == "TripleDES" || algo == "3DES" || algo == "DES-EDE") |
201 | 109 | { |
202 | 109 | return std::make_unique<TripleDES>(); |
203 | 109 | } |
204 | 0 | #endif |
205 | | |
206 | 0 | #if defined(BOTAN_HAS_NOEKEON) |
207 | 0 | if(algo == "Noekeon") |
208 | 0 | { |
209 | 0 | return std::make_unique<Noekeon>(); |
210 | 0 | } |
211 | 0 | #endif |
212 | | |
213 | 0 | #if defined(BOTAN_HAS_CAST_128) |
214 | 0 | if(algo == "CAST-128" || algo == "CAST5") |
215 | 0 | { |
216 | 0 | return std::make_unique<CAST_128>(); |
217 | 0 | } |
218 | 0 | #endif |
219 | | |
220 | 0 | #if defined(BOTAN_HAS_IDEA) |
221 | 0 | if(algo == "IDEA") |
222 | 0 | { |
223 | 0 | return std::make_unique<IDEA>(); |
224 | 0 | } |
225 | 0 | #endif |
226 | | |
227 | 0 | #if defined(BOTAN_HAS_SEED) |
228 | 0 | if(algo == "SEED") |
229 | 0 | { |
230 | 0 | return std::make_unique<SEED>(); |
231 | 0 | } |
232 | 0 | #endif |
233 | | |
234 | 0 | #if defined(BOTAN_HAS_SM4) |
235 | 0 | if(algo == "SM4") |
236 | 0 | { |
237 | 0 | return std::make_unique<SM4>(); |
238 | 0 | } |
239 | 0 | #endif |
240 | | |
241 | 0 | const SCAN_Name req(algo); |
242 | |
|
243 | 0 | #if defined(BOTAN_HAS_GOST_28147_89) |
244 | 0 | if(req.algo_name() == "GOST-28147-89") |
245 | 0 | { |
246 | 0 | return std::make_unique<GOST_28147_89>(req.arg(0, "R3411_94_TestParam")); |
247 | 0 | } |
248 | 0 | #endif |
249 | | |
250 | 0 | #if defined(BOTAN_HAS_CASCADE) |
251 | 0 | if(req.algo_name() == "Cascade" && req.arg_count() == 2) |
252 | 0 | { |
253 | 0 | std::unique_ptr<BlockCipher> c1 = BlockCipher::create(req.arg(0)); |
254 | 0 | std::unique_ptr<BlockCipher> c2 = BlockCipher::create(req.arg(1)); |
255 | |
|
256 | 0 | if(c1 && c2) |
257 | 0 | return std::make_unique<Cascade_Cipher>(std::move(c1), std::move(c2)); |
258 | 0 | } |
259 | 0 | #endif |
260 | | |
261 | 0 | #if defined(BOTAN_HAS_LION) |
262 | 0 | if(req.algo_name() == "Lion" && req.arg_count_between(2, 3)) |
263 | 0 | { |
264 | 0 | std::unique_ptr<HashFunction> hash = HashFunction::create(req.arg(0)); |
265 | 0 | std::unique_ptr<StreamCipher> stream = StreamCipher::create(req.arg(1)); |
266 | |
|
267 | 0 | if(hash && stream) |
268 | 0 | { |
269 | 0 | const size_t block_size = req.arg_as_integer(2, 1024); |
270 | 0 | return std::make_unique<Lion>(std::move(hash), std::move(stream), block_size); |
271 | 0 | } |
272 | 0 | } |
273 | 0 | #endif |
274 | | |
275 | 0 | BOTAN_UNUSED(req); |
276 | 0 | BOTAN_UNUSED(provider); |
277 | |
|
278 | 0 | return nullptr; |
279 | 0 | } |
280 | | |
281 | | //static |
282 | | std::unique_ptr<BlockCipher> |
283 | | BlockCipher::create_or_throw(const std::string& algo, |
284 | | const std::string& provider) |
285 | 373 | { |
286 | 373 | if(auto bc = BlockCipher::create(algo, provider)) |
287 | 373 | { |
288 | 373 | return bc; |
289 | 373 | } |
290 | 0 | throw Lookup_Error("Block cipher", algo, provider); |
291 | 373 | } |
292 | | |
293 | | std::vector<std::string> BlockCipher::providers(const std::string& algo) |
294 | 184 | { |
295 | 184 | return probe_providers_of<BlockCipher>(algo, { "base", "commoncrypto" }); |
296 | 184 | } |
297 | | |
298 | | } |