Skip to content
Navigation Menu
{{ message }}
forked from adafruit/circuitpython
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathmoduhashlib.c
More file actions
375 lines (315 loc) · 12.6 KB
/
Copy pathmoduhashlib.c
File metadata and controls
375 lines (315 loc) · 12.6 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
// Copyright (c) 2014 Paul Sokolovsky
// SPDX-FileCopyrightText: 2014 MicroPython & CircuitPython contributors (https://github.com/adafruit/circuitpython/graphs/contributors)
//
// SPDX-License-Identifier: MIT
#include <assert.h>
#include <string.h>
#include "py/runtime.h"
#include "supervisor/shared/translate/translate.h"
#if MICROPY_PY_UHASHLIB
#if MICROPY_SSL_MBEDTLS
#include "mbedtls/version.h"
#endif
#if MICROPY_PY_UHASHLIB_SHA256
#if MICROPY_SSL_MBEDTLS
#include "mbedtls/sha256.h"
#else
#include "lib/crypto-algorithms/sha256.h"
#endif
#endif
#if MICROPY_PY_UHASHLIB_SHA1 || MICROPY_PY_UHASHLIB_MD5
#if MICROPY_SSL_AXTLS
#include "lib/axtls/crypto/crypto.h"
#endif
#if MICROPY_SSL_MBEDTLS
#include "mbedtls/md5.h"
#include "mbedtls/sha1.h"
#endif
#endif
typedef struct _mp_obj_hash_t {
mp_obj_base_t base;
bool final; // if set, update and digest raise an exception
uintptr_t state[0]; // must be aligned to a machine word
} mp_obj_hash_t;
static void uhashlib_ensure_not_final(mp_obj_hash_t *self) {
if (self->final) {
mp_raise_ValueError(MP_ERROR_TEXT("hash is final"));
}
}
#if MICROPY_PY_UHASHLIB_SHA256
STATIC mp_obj_t uhashlib_sha256_update(mp_obj_t self_in, mp_obj_t arg);
#if MICROPY_SSL_MBEDTLS
#if MBEDTLS_VERSION_NUMBER < 0x02070000
#define mbedtls_sha256_starts_ret mbedtls_sha256_starts
#define mbedtls_sha256_update_ret mbedtls_sha256_update
#define mbedtls_sha256_finish_ret mbedtls_sha256_finish
#endif
STATIC mp_obj_t uhashlib_sha256_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(mbedtls_sha256_context));
o->base.type = type;
o->final = false;
mbedtls_sha256_init((mbedtls_sha256_context *)&o->state);
mbedtls_sha256_starts_ret((mbedtls_sha256_context *)&o->state, 0);
if (n_args == 1) {
uhashlib_sha256_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_sha256_update(mp_obj_t self_in, mp_obj_t arg) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
mbedtls_sha256_update_ret((mbedtls_sha256_context *)&self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_sha256_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, 32);
mbedtls_sha256_finish_ret((mbedtls_sha256_context *)&self->state, (unsigned char *)vstr.buf);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#else
static void check_not_unicode(const mp_obj_t arg) {
#if MICROPY_CPYTHON_COMPAT
if (mp_obj_is_str(arg)) {
mp_raise_TypeError(MP_ERROR_TEXT("a bytes-like object is required"));
}
#endif
}
#if MICROPY_PY_UHASHLIB_SHA256
#include "lib/crypto-algorithms/sha256.c"
STATIC mp_obj_t uhashlib_sha256_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(CRYAL_SHA256_CTX));
o->base.type = type;
o->final = false;
sha256_init((CRYAL_SHA256_CTX *)o->state);
if (n_args == 1) {
uhashlib_sha256_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_sha256_update(mp_obj_t self_in, mp_obj_t arg) {
check_not_unicode(arg);
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
sha256_update((CRYAL_SHA256_CTX *)self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_sha256_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, SHA256_BLOCK_SIZE);
sha256_final((CRYAL_SHA256_CTX *)self->state, (byte *)vstr.buf);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#endif
STATIC MP_DEFINE_CONST_FUN_OBJ_2(uhashlib_sha256_update_obj, uhashlib_sha256_update);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(uhashlib_sha256_digest_obj, uhashlib_sha256_digest);
STATIC const mp_rom_map_elem_t uhashlib_sha256_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&uhashlib_sha256_update_obj) },
{ MP_ROM_QSTR(MP_QSTR_digest), MP_ROM_PTR(&uhashlib_sha256_digest_obj) },
};
STATIC MP_DEFINE_CONST_DICT(uhashlib_sha256_locals_dict, uhashlib_sha256_locals_dict_table);
STATIC const mp_obj_type_t uhashlib_sha256_type = {
{ &mp_type_type },
.name = MP_QSTR_sha256,
.make_new = uhashlib_sha256_make_new,
.locals_dict = (void *)&uhashlib_sha256_locals_dict,
};
#endif
#endif
#if MICROPY_PY_UHASHLIB_SHA1
STATIC mp_obj_t uhashlib_sha1_update(mp_obj_t self_in, mp_obj_t arg);
#if MICROPY_SSL_AXTLS
STATIC mp_obj_t uhashlib_sha1_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *args, mp_map_t *kw_args) {
mp_arg_check_num(n_args, kw_args, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(SHA1_CTX));
o->base.type = type;
o->final = false;
SHA1_Init((SHA1_CTX *)o->state);
if (n_args == 1) {
uhashlib_sha1_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_sha1_update(mp_obj_t self_in, mp_obj_t arg) {
check_not_unicode(arg);
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
SHA1_Update((SHA1_CTX *)self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_sha1_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, SHA1_SIZE);
SHA1_Final((byte *)vstr.buf, (SHA1_CTX *)self->state);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#endif
#if MICROPY_SSL_MBEDTLS
#if MBEDTLS_VERSION_NUMBER < 0x02070000
#define mbedtls_sha1_starts_ret mbedtls_sha1_starts
#define mbedtls_sha1_update_ret mbedtls_sha1_update
#define mbedtls_sha1_finish_ret mbedtls_sha1_finish
#endif
STATIC mp_obj_t uhashlib_sha1_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(mbedtls_sha1_context));
o->base.type = type;
o->final = false;
mbedtls_sha1_init((mbedtls_sha1_context *)o->state);
mbedtls_sha1_starts_ret((mbedtls_sha1_context *)o->state);
if (n_args == 1) {
uhashlib_sha1_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_sha1_update(mp_obj_t self_in, mp_obj_t arg) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
mbedtls_sha1_update_ret((mbedtls_sha1_context *)self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_sha1_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, 20);
mbedtls_sha1_finish_ret((mbedtls_sha1_context *)self->state, (byte *)vstr.buf);
mbedtls_sha1_free((mbedtls_sha1_context *)self->state);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#endif
STATIC MP_DEFINE_CONST_FUN_OBJ_2(uhashlib_sha1_update_obj, uhashlib_sha1_update);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(uhashlib_sha1_digest_obj, uhashlib_sha1_digest);
STATIC const mp_rom_map_elem_t uhashlib_sha1_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&uhashlib_sha1_update_obj) },
{ MP_ROM_QSTR(MP_QSTR_digest), MP_ROM_PTR(&uhashlib_sha1_digest_obj) },
};
STATIC MP_DEFINE_CONST_DICT(uhashlib_sha1_locals_dict, uhashlib_sha1_locals_dict_table);
STATIC const mp_obj_type_t uhashlib_sha1_type = {
{ &mp_type_type },
.name = MP_QSTR_sha1,
.make_new = uhashlib_sha1_make_new,
.locals_dict = (void *)&uhashlib_sha1_locals_dict,
};
#endif
#if MICROPY_PY_UHASHLIB_MD5
STATIC mp_obj_t uhashlib_md5_update(mp_obj_t self_in, mp_obj_t arg);
#if MICROPY_SSL_AXTLS
STATIC mp_obj_t uhashlib_md5_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(MD5_CTX));
o->base.type = type;
o->final = false;
MD5_Init((MD5_CTX *)o->state);
if (n_args == 1) {
uhashlib_md5_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_md5_update(mp_obj_t self_in, mp_obj_t arg) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
MD5_Update((MD5_CTX *)self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_md5_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, MD5_SIZE);
MD5_Final((byte *)vstr.buf, (MD5_CTX *)self->state);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#endif // MICROPY_SSL_AXTLS
#if MICROPY_SSL_MBEDTLS
#if MBEDTLS_VERSION_NUMBER < 0x02070000
#define mbedtls_md5_starts_ret mbedtls_md5_starts
#define mbedtls_md5_update_ret mbedtls_md5_update
#define mbedtls_md5_finish_ret mbedtls_md5_finish
#endif
STATIC mp_obj_t uhashlib_md5_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_hash_t *o = m_new_obj_var(mp_obj_hash_t, char, sizeof(mbedtls_md5_context));
o->base.type = type;
o->final = false;
mbedtls_md5_init((mbedtls_md5_context *)o->state);
mbedtls_md5_starts_ret((mbedtls_md5_context *)o->state);
if (n_args == 1) {
uhashlib_md5_update(MP_OBJ_FROM_PTR(o), args[0]);
}
return MP_OBJ_FROM_PTR(o);
}
STATIC mp_obj_t uhashlib_md5_update(mp_obj_t self_in, mp_obj_t arg) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(arg, &bufinfo, MP_BUFFER_READ);
mbedtls_md5_update_ret((mbedtls_md5_context *)self->state, bufinfo.buf, bufinfo.len);
return mp_const_none;
}
STATIC mp_obj_t uhashlib_md5_digest(mp_obj_t self_in) {
mp_obj_hash_t *self = MP_OBJ_TO_PTR(self_in);
uhashlib_ensure_not_final(self);
self->final = true;
vstr_t vstr;
vstr_init_len(&vstr, 16);
mbedtls_md5_finish_ret((mbedtls_md5_context *)self->state, (byte *)vstr.buf);
mbedtls_md5_free((mbedtls_md5_context *)self->state);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
#endif // MICROPY_SSL_MBEDTLS
STATIC MP_DEFINE_CONST_FUN_OBJ_2(uhashlib_md5_update_obj, uhashlib_md5_update);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(uhashlib_md5_digest_obj, uhashlib_md5_digest);
STATIC const mp_rom_map_elem_t uhashlib_md5_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&uhashlib_md5_update_obj) },
{ MP_ROM_QSTR(MP_QSTR_digest), MP_ROM_PTR(&uhashlib_md5_digest_obj) },
};
STATIC MP_DEFINE_CONST_DICT(uhashlib_md5_locals_dict, uhashlib_md5_locals_dict_table);
STATIC const mp_obj_type_t uhashlib_md5_type = {
{ &mp_type_type },
.name = MP_QSTR_md5,
.make_new = uhashlib_md5_make_new,
.locals_dict = (void *)&uhashlib_md5_locals_dict,
};
#endif // MICROPY_PY_UHASHLIB_MD5
STATIC const mp_rom_map_elem_t mp_module_uhashlib_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_hashlib) },
#if MICROPY_PY_UHASHLIB_SHA256
{ MP_ROM_QSTR(MP_QSTR_sha256), MP_ROM_PTR(&uhashlib_sha256_type) },
#endif
#if MICROPY_PY_UHASHLIB_SHA1
{ MP_ROM_QSTR(MP_QSTR_sha1), MP_ROM_PTR(&uhashlib_sha1_type) },
#endif
#if MICROPY_PY_UHASHLIB_MD5
{ MP_ROM_QSTR(MP_QSTR_md5), MP_ROM_PTR(&uhashlib_md5_type) },
#endif
};
STATIC MP_DEFINE_CONST_DICT(mp_module_uhashlib_globals, mp_module_uhashlib_globals_table);
const mp_obj_module_t mp_module_uhashlib = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&mp_module_uhashlib_globals,
};
#endif // MICROPY_PY_UHASHLIB
You can’t perform that action at this time.