Line data Source code
1 : /* gcrypt-int.h - Internal version of gcrypt.h
2 : * Copyright (C) 2013 g10 Code GmbH
3 : *
4 : * This file is part of Libgcrypt.
5 : *
6 : * Libgcrypt is free software; you can redistribute it and/or modify
7 : * it under the terms of the GNU Lesser General Public License as
8 : * published by the Free Software Foundation; either version 2.1 of
9 : * the License, or (at your option) any later version.
10 : *
11 : * Libgcrypt is distributed in the hope that it will be useful,
12 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 : * GNU Lesser General Public License for more details.
15 : *
16 : * You should have received a copy of the GNU Lesser General Public
17 : * License along with this program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : #ifndef GCRY_GCRYPT_INT_H
21 : #define GCRY_GCRYPT_INT_H
22 :
23 : #ifdef _GCRYPT_H
24 : #error gcrypt.h already included
25 : #endif
26 :
27 : #include "gcrypt.h"
28 : #include "types.h"
29 :
30 : /* These error codes are used but not defined in the required
31 : * libgpg-error N.MM. Define them here. [None right now.] */
32 :
33 :
34 :
35 : /* Context used with elliptic curve functions. */
36 : struct mpi_ec_ctx_s;
37 : typedef struct mpi_ec_ctx_s *mpi_ec_t;
38 :
39 :
40 :
41 : /* Underscore prefixed internal versions of the public functions.
42 : They return gpg_err_code and not gpg_error_t. Some macros also
43 : need an underscore prefixed internal version.
44 :
45 : Note that the memory allocation functions and macros (xmalloc etc.)
46 : are not defined here but in g10lib.h because this file here is
47 : included by some test programs which define theie own xmalloc
48 : macros. */
49 :
50 : gpg_err_code_t _gcry_cipher_open (gcry_cipher_hd_t *handle,
51 : int algo, int mode, unsigned int flags);
52 : void _gcry_cipher_close (gcry_cipher_hd_t h);
53 : gpg_err_code_t _gcry_cipher_ctl (gcry_cipher_hd_t h, int cmd, void *buffer,
54 : size_t buflen);
55 : gpg_err_code_t _gcry_cipher_info (gcry_cipher_hd_t h, int what, void *buffer,
56 : size_t *nbytes);
57 : gpg_err_code_t _gcry_cipher_algo_info (int algo, int what, void *buffer,
58 : size_t *nbytes);
59 : const char *_gcry_cipher_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
60 : int _gcry_cipher_map_name (const char *name) _GCRY_GCC_ATTR_PURE;
61 : int _gcry_cipher_mode_from_oid (const char *string) _GCRY_GCC_ATTR_PURE;
62 : gpg_err_code_t _gcry_cipher_encrypt (gcry_cipher_hd_t h,
63 : void *out, size_t outsize,
64 : const void *in, size_t inlen);
65 : gpg_err_code_t _gcry_cipher_decrypt (gcry_cipher_hd_t h,
66 : void *out, size_t outsize,
67 : const void *in, size_t inlen);
68 : gcry_err_code_t _gcry_cipher_setkey (gcry_cipher_hd_t hd,
69 : const void *key, size_t keylen);
70 : gcry_err_code_t _gcry_cipher_setiv (gcry_cipher_hd_t hd,
71 : const void *iv, size_t ivlen);
72 : gpg_err_code_t _gcry_cipher_authenticate (gcry_cipher_hd_t hd, const void *abuf,
73 : size_t abuflen);
74 : gpg_err_code_t _gcry_cipher_gettag (gcry_cipher_hd_t hd, void *outtag,
75 : size_t taglen);
76 : gpg_err_code_t _gcry_cipher_checktag (gcry_cipher_hd_t hd, const void *intag,
77 : size_t taglen);
78 : gpg_err_code_t _gcry_cipher_setctr (gcry_cipher_hd_t hd,
79 : const void *ctr, size_t ctrlen);
80 : size_t _gcry_cipher_get_algo_keylen (int algo);
81 : size_t _gcry_cipher_get_algo_blklen (int algo);
82 :
83 : #define _gcry_cipher_reset(h) _gcry_cipher_ctl ((h), GCRYCTL_RESET, NULL, 0)
84 :
85 :
86 :
87 :
88 : gpg_err_code_t _gcry_pk_encrypt (gcry_sexp_t *result,
89 : gcry_sexp_t data, gcry_sexp_t pkey);
90 : gpg_err_code_t _gcry_pk_decrypt (gcry_sexp_t *result,
91 : gcry_sexp_t data, gcry_sexp_t skey);
92 : gpg_err_code_t _gcry_pk_sign (gcry_sexp_t *result,
93 : gcry_sexp_t data, gcry_sexp_t skey);
94 : gpg_err_code_t _gcry_pk_verify (gcry_sexp_t sigval,
95 : gcry_sexp_t data, gcry_sexp_t pkey);
96 : gpg_err_code_t _gcry_pk_testkey (gcry_sexp_t key);
97 : gpg_err_code_t _gcry_pk_genkey (gcry_sexp_t *r_key, gcry_sexp_t s_parms);
98 : gpg_err_code_t _gcry_pk_ctl (int cmd, void *buffer, size_t buflen);
99 : gpg_err_code_t _gcry_pk_algo_info (int algo, int what,
100 : void *buffer, size_t *nbytes);
101 : const char *_gcry_pk_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
102 : int _gcry_pk_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
103 : unsigned int _gcry_pk_get_nbits (gcry_sexp_t key) _GCRY_GCC_ATTR_PURE;
104 : unsigned char *_gcry_pk_get_keygrip (gcry_sexp_t key, unsigned char *array);
105 : const char *_gcry_pk_get_curve (gcry_sexp_t key, int iterator,
106 : unsigned int *r_nbits);
107 : gcry_sexp_t _gcry_pk_get_param (int algo, const char *name);
108 : gpg_err_code_t _gcry_pubkey_get_sexp (gcry_sexp_t *r_sexp,
109 : int mode, gcry_ctx_t ctx);
110 :
111 :
112 : gpg_err_code_t _gcry_md_open (gcry_md_hd_t *h, int algo, unsigned int flags);
113 : void _gcry_md_close (gcry_md_hd_t hd);
114 : gpg_err_code_t _gcry_md_enable (gcry_md_hd_t hd, int algo);
115 : gpg_err_code_t _gcry_md_copy (gcry_md_hd_t *bhd, gcry_md_hd_t ahd);
116 : void _gcry_md_reset (gcry_md_hd_t hd);
117 : gpg_err_code_t _gcry_md_ctl (gcry_md_hd_t hd, int cmd,
118 : void *buffer, size_t buflen);
119 : void _gcry_md_write (gcry_md_hd_t hd, const void *buffer, size_t length);
120 : unsigned char *_gcry_md_read (gcry_md_hd_t hd, int algo);
121 : gpg_error_t _gcry_md_extract (gcry_md_hd_t hd, int algo, void *buffer,
122 : size_t length);
123 : void _gcry_md_hash_buffer (int algo, void *digest,
124 : const void *buffer, size_t length);
125 : gpg_err_code_t _gcry_md_hash_buffers (int algo, unsigned int flags,
126 : void *digest,
127 : const gcry_buffer_t *iov, int iovcnt);
128 : int _gcry_md_get_algo (gcry_md_hd_t hd);
129 : unsigned int _gcry_md_get_algo_dlen (int algo);
130 : int _gcry_md_is_enabled (gcry_md_hd_t a, int algo);
131 : int _gcry_md_is_secure (gcry_md_hd_t a);
132 : gpg_err_code_t _gcry_md_info (gcry_md_hd_t h, int what, void *buffer,
133 : size_t *nbytes);
134 : gpg_err_code_t _gcry_md_algo_info (int algo, int what, void *buffer,
135 : size_t *nbytes);
136 : const char *_gcry_md_algo_name (int algo) _GCRY_GCC_ATTR_PURE;
137 : int _gcry_md_map_name (const char* name) _GCRY_GCC_ATTR_PURE;
138 : gpg_err_code_t _gcry_md_setkey (gcry_md_hd_t hd,
139 : const void *key, size_t keylen);
140 : void _gcry_md_debug (gcry_md_hd_t hd, const char *suffix);
141 :
142 : #define _gcry_md_test_algo(a) \
143 : _gcry_md_algo_info ((a), GCRYCTL_TEST_ALGO, NULL, NULL)
144 :
145 : #define _gcry_md_final(a) \
146 : _gcry_md_ctl ((a), GCRYCTL_FINALIZE, NULL, 0)
147 :
148 : #define _gcry_md_putc(h,c) \
149 : do { \
150 : gcry_md_hd_t h__ = (h); \
151 : if( (h__)->bufpos == (h__)->bufsize ) \
152 : _gcry_md_write( (h__), NULL, 0 ); \
153 : (h__)->buf[(h__)->bufpos++] = (c) & 0xff; \
154 : } while(0)
155 :
156 :
157 :
158 : gpg_err_code_t _gcry_mac_open (gcry_mac_hd_t *handle, int algo,
159 : unsigned int flags, gcry_ctx_t ctx);
160 : void _gcry_mac_close (gcry_mac_hd_t h);
161 : gpg_err_code_t _gcry_mac_ctl (gcry_mac_hd_t h, int cmd, void *buffer,
162 : size_t buflen);
163 : gpg_err_code_t _gcry_mac_algo_info (int algo, int what, void *buffer,
164 : size_t *nbytes);
165 : gpg_err_code_t _gcry_mac_setkey (gcry_mac_hd_t hd, const void *key,
166 : size_t keylen);
167 : gpg_err_code_t _gcry_mac_setiv (gcry_mac_hd_t hd, const void *iv,
168 : size_t ivlen);
169 : gpg_err_code_t _gcry_mac_write (gcry_mac_hd_t hd, const void *buffer,
170 : size_t length);
171 : gpg_err_code_t _gcry_mac_read (gcry_mac_hd_t hd, void *buffer, size_t *buflen);
172 : gpg_err_code_t _gcry_mac_verify (gcry_mac_hd_t hd, const void *buffer,
173 : size_t buflen);
174 : int _gcry_mac_get_algo (gcry_mac_hd_t hd);
175 : unsigned int _gcry_mac_get_algo_maclen (int algo);
176 : unsigned int _gcry_mac_get_algo_keylen (int algo);
177 : const char *_gcry_mac_algo_name (int algorithm) _GCRY_GCC_ATTR_PURE;
178 : int _gcry_mac_map_name (const char *name) _GCRY_GCC_ATTR_PURE;
179 :
180 : #define _gcry_mac_reset(h) _gcry_mac_ctl ((h), GCRYCTL_RESET, NULL, 0)
181 :
182 :
183 : gpg_err_code_t _gcry_kdf_derive (const void *passphrase, size_t passphraselen,
184 : int algo, int subalgo,
185 : const void *salt, size_t saltlen,
186 : unsigned long iterations,
187 : size_t keysize, void *keybuffer);
188 :
189 :
190 : gpg_err_code_t _gcry_prime_generate (gcry_mpi_t *prime,
191 : unsigned int prime_bits,
192 : unsigned int factor_bits,
193 : gcry_mpi_t **factors,
194 : gcry_prime_check_func_t cb_func,
195 : void *cb_arg,
196 : gcry_random_level_t random_level,
197 : unsigned int flags);
198 : gpg_err_code_t _gcry_prime_group_generator (gcry_mpi_t *r_g,
199 : gcry_mpi_t prime,
200 : gcry_mpi_t *factors,
201 : gcry_mpi_t start_g);
202 : void _gcry_prime_release_factors (gcry_mpi_t *factors);
203 : gpg_err_code_t _gcry_prime_check (gcry_mpi_t x, unsigned int flags);
204 :
205 :
206 : void _gcry_randomize (void *buffer, size_t length,
207 : enum gcry_random_level level);
208 : gpg_err_code_t _gcry_random_add_bytes (const void *buffer, size_t length,
209 : int quality);
210 : void *_gcry_random_bytes (size_t nbytes, enum gcry_random_level level)
211 : _GCRY_GCC_ATTR_MALLOC;
212 : void *_gcry_random_bytes_secure (size_t nbytes, enum gcry_random_level level)
213 : _GCRY_GCC_ATTR_MALLOC;
214 : void _gcry_mpi_randomize (gcry_mpi_t w,
215 : unsigned int nbits, enum gcry_random_level level);
216 : void _gcry_create_nonce (void *buffer, size_t length);
217 :
218 :
219 : void _gcry_ctx_release (gcry_ctx_t ctx);
220 :
221 :
222 : const char *_gcry_check_version (const char *req_version);
223 :
224 : void _gcry_set_allocation_handler (gcry_handler_alloc_t func_alloc,
225 : gcry_handler_alloc_t func_alloc_secure,
226 : gcry_handler_secure_check_t func_secure_check,
227 : gcry_handler_realloc_t func_realloc,
228 : gcry_handler_free_t func_free);
229 : void _gcry_set_outofcore_handler (gcry_handler_no_mem_t h, void *opaque);
230 : void _gcry_set_fatalerror_handler (gcry_handler_error_t fnc, void *opaque);
231 : void _gcry_set_log_handler (gcry_handler_log_t f, void *opaque);
232 : void _gcry_set_gettext_handler (const char *(*f)(const char*));
233 : void _gcry_set_progress_handler (gcry_handler_progress_t cb, void *cb_data);
234 :
235 :
236 : /* Return a pointer to a string containing a description of the error
237 : code in the error value ERR. */
238 : static inline const char *
239 0 : _gcry_strerror (gcry_error_t err)
240 : {
241 0 : return gpg_strerror (err);
242 : }
243 :
244 : /* Return a pointer to a string containing a description of the error
245 : source in the error value ERR. */
246 : static inline const char *
247 0 : _gcry_strsource (gcry_error_t err)
248 : {
249 0 : return gpg_strsource (err);
250 : }
251 :
252 : /* Retrieve the error code for the system error ERR. This returns
253 : GPG_ERR_UNKNOWN_ERRNO if the system error is not mapped (report
254 : this). */
255 : static inline gcry_err_code_t
256 0 : _gcry_err_code_from_errno (int err)
257 : {
258 0 : return gpg_err_code_from_errno (err);
259 : }
260 :
261 : /* Retrieve the system error for the error code CODE. This returns 0
262 : if CODE is not a system error code. */
263 : static inline int
264 0 : _gcry_err_code_to_errno (gcry_err_code_t code)
265 : {
266 0 : return gpg_err_code_from_errno (code);
267 : }
268 :
269 : /* Return an error value with the error source SOURCE and the system
270 : error ERR. */
271 : static inline gcry_error_t
272 0 : _gcry_err_make_from_errno (gpg_err_source_t source, int err)
273 : {
274 0 : return gpg_err_make_from_errno (source, err);
275 : }
276 :
277 :
278 : /* Return an error value with the system error ERR. */
279 : static inline gcry_error_t
280 0 : _gcry_error_from_errno (int err)
281 : {
282 0 : return gpg_error (gpg_err_code_from_errno (err));
283 : }
284 :
285 :
286 :
287 : gpg_err_code_t _gcry_sexp_new (gcry_sexp_t *retsexp,
288 : const void *buffer, size_t length,
289 : int autodetect);
290 : gpg_err_code_t _gcry_sexp_create (gcry_sexp_t *retsexp,
291 : void *buffer, size_t length,
292 : int autodetect, void (*freefnc) (void *));
293 : gpg_err_code_t _gcry_sexp_sscan (gcry_sexp_t *retsexp, size_t *erroff,
294 : const char *buffer, size_t length);
295 : gpg_err_code_t _gcry_sexp_build (gcry_sexp_t *retsexp, size_t *erroff,
296 : const char *format, ...);
297 : gpg_err_code_t _gcry_sexp_build_array (gcry_sexp_t *retsexp, size_t *erroff,
298 : const char *format, void **arg_list);
299 : void _gcry_sexp_release (gcry_sexp_t sexp);
300 : size_t _gcry_sexp_canon_len (const unsigned char *buffer, size_t length,
301 : size_t *erroff, gcry_err_code_t *errcode);
302 : size_t _gcry_sexp_sprint (gcry_sexp_t sexp, int mode, void *buffer,
303 : size_t maxlength);
304 : void _gcry_sexp_dump (const gcry_sexp_t a);
305 : gcry_sexp_t _gcry_sexp_cons (const gcry_sexp_t a, const gcry_sexp_t b);
306 : gcry_sexp_t _gcry_sexp_alist (const gcry_sexp_t *array);
307 : gcry_sexp_t _gcry_sexp_vlist (const gcry_sexp_t a, ...);
308 : gcry_sexp_t _gcry_sexp_append (const gcry_sexp_t a, const gcry_sexp_t n);
309 : gcry_sexp_t _gcry_sexp_prepend (const gcry_sexp_t a, const gcry_sexp_t n);
310 : gcry_sexp_t _gcry_sexp_find_token (gcry_sexp_t list,
311 : const char *tok, size_t toklen);
312 : int _gcry_sexp_length (const gcry_sexp_t list);
313 : gcry_sexp_t _gcry_sexp_nth (const gcry_sexp_t list, int number);
314 : gcry_sexp_t _gcry_sexp_car (const gcry_sexp_t list);
315 : gcry_sexp_t _gcry_sexp_cdr (const gcry_sexp_t list);
316 : gcry_sexp_t _gcry_sexp_cadr (const gcry_sexp_t list);
317 : const char *_gcry_sexp_nth_data (const gcry_sexp_t list, int number,
318 : size_t *datalen);
319 : void *_gcry_sexp_nth_buffer (const gcry_sexp_t list, int number,
320 : size_t *rlength);
321 : char *_gcry_sexp_nth_string (gcry_sexp_t list, int number);
322 : gcry_mpi_t _gcry_sexp_nth_mpi (gcry_sexp_t list, int number, int mpifmt);
323 : gpg_err_code_t _gcry_sexp_extract_param (gcry_sexp_t sexp,
324 : const char *path,
325 : const char *list,
326 : ...) _GCRY_GCC_ATTR_SENTINEL(0);
327 :
328 : #define sexp_new(a, b, c, d) _gcry_sexp_new ((a), (b), (c), (d))
329 : #define sexp_create(a, b, c, d, e) _gcry_sexp_create ((a), (b), (c), (d), (e))
330 : #define sexp_sscan(a, b, c, d) _gcry_sexp_sscan ((a), (b), (c), (d))
331 : #define sexp_build _gcry_sexp_build
332 : #define sexp_build_array(a, b, c, d) _gcry_sexp_build_array ((a), (b), (c), (d))
333 : #define sexp_release(a) _gcry_sexp_release ((a))
334 : #define sexp_canon_len(a, b, c, d) _gcry_sexp_canon_len ((a), (b), (c), (d))
335 : #define sexp_sprint(a, b, c, d) _gcry_sexp_sprint ((a), (b), (c), (d))
336 : #define sexp_dump(a) _gcry_sexp_dump ((a))
337 : #define sexp_cons(a, b) _gcry_sexp_cons ((a), (b))
338 : #define sexp_alist(a) _gcry_sexp_alist ((a))
339 : #define sexp_vlist _gcry_sexp_vlist
340 : #define sexp_append(a, b) _gcry_sexp_append ((a), (b))
341 : #define sexp_prepend(a, b) _gcry_sexp_prepend ((a), (b))
342 : #define sexp_find_token(a, b, c) _gcry_sexp_find_token ((a), (b), (c))
343 : #define sexp_length(a) _gcry_sexp_length ((a))
344 : #define sexp_nth(a, b) _gcry_sexp_nth ((a), (b))
345 : #define sexp_car(a) _gcry_sexp_car ((a))
346 : #define sexp_cdr(a) _gcry_sexp_cdr ((a))
347 : #define sexp_cadr(a) _gcry_sexp_cadr ((a))
348 : #define sexp_nth_data(a, b, c) _gcry_sexp_nth_data ((a), (b), (c))
349 : #define sexp_nth_buffer(a, b, c) _gcry_sexp_nth_buffer ((a), (b), (c))
350 : #define sexp_nth_string(a, b) _gcry_sexp_nth_string ((a), (b))
351 : #define sexp_nth_mpi(a, b, c) _gcry_sexp_nth_mpi ((a), (b), (c))
352 : #define sexp_extract_param _gcry_sexp_extract_param
353 :
354 :
355 :
356 : gcry_mpi_t _gcry_mpi_new (unsigned int nbits);
357 : gcry_mpi_t _gcry_mpi_snew (unsigned int nbits);
358 : void _gcry_mpi_release (gcry_mpi_t a);
359 : gcry_mpi_t _gcry_mpi_copy (const gcry_mpi_t a);
360 : void _gcry_mpi_snatch (gcry_mpi_t w, gcry_mpi_t u);
361 : gcry_mpi_t _gcry_mpi_set (gcry_mpi_t w, const gcry_mpi_t u);
362 : gcry_mpi_t _gcry_mpi_set_ui (gcry_mpi_t w, unsigned long u);
363 : gcry_err_code_t _gcry_mpi_get_ui (gcry_mpi_t w, ulong *u);
364 : void _gcry_mpi_swap (gcry_mpi_t a, gcry_mpi_t b);
365 : int _gcry_mpi_is_neg (gcry_mpi_t a);
366 : void _gcry_mpi_neg (gcry_mpi_t w, gcry_mpi_t u);
367 : void _gcry_mpi_abs (gcry_mpi_t w);
368 : int _gcry_mpi_cmp (const gcry_mpi_t u, const gcry_mpi_t v);
369 : int _gcry_mpi_cmp_ui (const gcry_mpi_t u, unsigned long v);
370 : gpg_err_code_t _gcry_mpi_scan (gcry_mpi_t *ret_mpi, enum gcry_mpi_format format,
371 : const void *buffer, size_t buflen,
372 : size_t *nscanned);
373 : gpg_err_code_t _gcry_mpi_print (enum gcry_mpi_format format,
374 : unsigned char *buffer, size_t buflen,
375 : size_t *nwritten,
376 : const gcry_mpi_t a);
377 : gpg_err_code_t _gcry_mpi_aprint (enum gcry_mpi_format format,
378 : unsigned char **buffer, size_t *nwritten,
379 : const gcry_mpi_t a);
380 : void _gcry_mpi_dump (const gcry_mpi_t a);
381 : void _gcry_mpi_add (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
382 : void _gcry_mpi_add_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v);
383 : void _gcry_mpi_addm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
384 : void _gcry_mpi_sub (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
385 : void _gcry_mpi_sub_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
386 : void _gcry_mpi_subm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
387 : void _gcry_mpi_mul (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v);
388 : void _gcry_mpi_mul_ui (gcry_mpi_t w, gcry_mpi_t u, unsigned long v );
389 : void _gcry_mpi_mulm (gcry_mpi_t w, gcry_mpi_t u, gcry_mpi_t v, gcry_mpi_t m);
390 : void _gcry_mpi_mul_2exp (gcry_mpi_t w, gcry_mpi_t u, unsigned long cnt);
391 : void _gcry_mpi_div (gcry_mpi_t q, gcry_mpi_t r,
392 : gcry_mpi_t dividend, gcry_mpi_t divisor, int round);
393 : void _gcry_mpi_mod (gcry_mpi_t r, gcry_mpi_t dividend, gcry_mpi_t divisor);
394 : void _gcry_mpi_powm (gcry_mpi_t w,
395 : const gcry_mpi_t b, const gcry_mpi_t e,
396 : const gcry_mpi_t m);
397 : int _gcry_mpi_gcd (gcry_mpi_t g, gcry_mpi_t a, gcry_mpi_t b);
398 : int _gcry_mpi_invm (gcry_mpi_t x, gcry_mpi_t a, gcry_mpi_t m);
399 : gcry_mpi_point_t _gcry_mpi_point_new (unsigned int nbits);
400 : void _gcry_mpi_point_release (gcry_mpi_point_t point);
401 : void _gcry_mpi_point_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
402 : gcry_mpi_point_t point);
403 : void _gcry_mpi_point_snatch_get (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z,
404 : gcry_mpi_point_t point);
405 : gcry_mpi_point_t _gcry_mpi_point_set (gcry_mpi_point_t point,
406 : gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_t z);
407 : gcry_mpi_point_t _gcry_mpi_point_snatch_set (gcry_mpi_point_t point,
408 : gcry_mpi_t x, gcry_mpi_t y,
409 : gcry_mpi_t z);
410 :
411 : gcry_mpi_t _gcry_mpi_ec_get_mpi (const char *name, gcry_ctx_t ctx, int copy);
412 : gcry_mpi_point_t _gcry_mpi_ec_get_point (const char *name,
413 : gcry_ctx_t ctx, int copy);
414 : int _gcry_mpi_ec_get_affine (gcry_mpi_t x, gcry_mpi_t y, gcry_mpi_point_t point,
415 : mpi_ec_t ctx);
416 : void _gcry_mpi_ec_dup (gcry_mpi_point_t w, gcry_mpi_point_t u, gcry_ctx_t ctx);
417 : void _gcry_mpi_ec_add (gcry_mpi_point_t w,
418 : gcry_mpi_point_t u, gcry_mpi_point_t v, mpi_ec_t ctx);
419 : void _gcry_mpi_ec_sub (gcry_mpi_point_t w,
420 : gcry_mpi_point_t u, gcry_mpi_point_t v, mpi_ec_t ctx);
421 : void _gcry_mpi_ec_mul (gcry_mpi_point_t w, gcry_mpi_t n, gcry_mpi_point_t u,
422 : mpi_ec_t ctx);
423 : int _gcry_mpi_ec_curve_point (gcry_mpi_point_t w, mpi_ec_t ctx);
424 : unsigned int _gcry_mpi_get_nbits (gcry_mpi_t a);
425 : int _gcry_mpi_test_bit (gcry_mpi_t a, unsigned int n);
426 : void _gcry_mpi_set_bit (gcry_mpi_t a, unsigned int n);
427 : void _gcry_mpi_clear_bit (gcry_mpi_t a, unsigned int n);
428 : void _gcry_mpi_set_highbit (gcry_mpi_t a, unsigned int n);
429 : void _gcry_mpi_clear_highbit (gcry_mpi_t a, unsigned int n);
430 : void _gcry_mpi_rshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
431 : void _gcry_mpi_lshift (gcry_mpi_t x, gcry_mpi_t a, unsigned int n);
432 : gcry_mpi_t _gcry_mpi_set_opaque (gcry_mpi_t a, void *p, unsigned int nbits);
433 : gcry_mpi_t _gcry_mpi_set_opaque_copy (gcry_mpi_t a,
434 : const void *p, unsigned int nbits);
435 : void *_gcry_mpi_get_opaque (gcry_mpi_t a, unsigned int *nbits);
436 : void _gcry_mpi_set_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
437 : void _gcry_mpi_clear_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
438 : int _gcry_mpi_get_flag (gcry_mpi_t a, enum gcry_mpi_flag flag);
439 :
440 :
441 : /* Private function - do not use. */
442 : /* gcry_mpi_t _gcry_mpi_get_const (int no); */
443 :
444 : /* We need our internal versions of the macros. */
445 : #ifndef GCRYPT_NO_MPI_MACROS
446 : # error GCRYPT_NO_MPI_MACROS is not defined
447 : #endif
448 :
449 : #define mpi_new(n) _gcry_mpi_new ((n))
450 : #define mpi_secure_new( n ) _gcry_mpi_snew ((n))
451 : #define mpi_snew(n) _gcry_mpi_snew ((n))
452 :
453 : #define mpi_release(a) \
454 : do \
455 : { \
456 : _gcry_mpi_release ((a));\
457 : (a) = NULL; \
458 : } \
459 : while (0)
460 :
461 : #define mpi_snatch( w, u) _gcry_mpi_snatch( (w), (u) )
462 : #define mpi_set( w, u) _gcry_mpi_set( (w), (u) )
463 : #define mpi_set_ui( w, u) _gcry_mpi_set_ui( (w), (u) )
464 : #define mpi_get_ui(a,b) _gcry_mpi_get_ui( (a), (b) )
465 : #define mpi_swap(a,b) _gcry_mpi_swap ((a),(b))
466 : #define mpi_abs( w ) _gcry_mpi_abs( (w) )
467 : #define mpi_neg( w, u) _gcry_mpi_neg( (w), (u) )
468 : #define mpi_cmp( u, v ) _gcry_mpi_cmp( (u), (v) )
469 : #define mpi_cmp_ui( u, v ) _gcry_mpi_cmp_ui( (u), (v) )
470 : #define mpi_is_neg( a ) _gcry_mpi_is_neg ((a))
471 :
472 : #define mpi_add_ui(w,u,v) _gcry_mpi_add_ui((w),(u),(v))
473 : #define mpi_add(w,u,v) _gcry_mpi_add ((w),(u),(v))
474 : #define mpi_addm(w,u,v,m) _gcry_mpi_addm ((w),(u),(v),(m))
475 : #define mpi_sub_ui(w,u,v) _gcry_mpi_sub_ui ((w),(u),(v))
476 : #define mpi_sub(w,u,v) _gcry_mpi_sub ((w),(u),(v))
477 : #define mpi_subm(w,u,v,m) _gcry_mpi_subm ((w),(u),(v),(m))
478 : #define mpi_mul_ui(w,u,v) _gcry_mpi_mul_ui ((w),(u),(v))
479 : #define mpi_mul_2exp(w,u,v) _gcry_mpi_mul_2exp ((w),(u),(v))
480 : #define mpi_mul(w,u,v) _gcry_mpi_mul ((w),(u),(v))
481 : #define mpi_mulm(w,u,v,m) _gcry_mpi_mulm ((w),(u),(v),(m))
482 : #define mpi_powm(w,b,e,m) _gcry_mpi_powm ( (w), (b), (e), (m) )
483 : #define mpi_tdiv(q,r,a,m) _gcry_mpi_div ( (q), (r), (a), (m), 0)
484 : #define mpi_fdiv(q,r,a,m) _gcry_mpi_div ( (q), (r), (a), (m), -1)
485 : #define mpi_mod(r,a,m) _gcry_mpi_mod ((r), (a), (m))
486 : #define mpi_gcd(g,a,b) _gcry_mpi_gcd ( (g), (a), (b) )
487 : #define mpi_invm(g,a,b) _gcry_mpi_invm ( (g), (a), (b) )
488 :
489 : #define mpi_point_new(n) _gcry_mpi_point_new((n))
490 :
491 : #define mpi_point_release(p) \
492 : do \
493 : { \
494 : _gcry_mpi_point_release ((p)); \
495 : (p) = NULL; \
496 : } \
497 : while (0)
498 :
499 : #define mpi_point_get(x,y,z,p) _gcry_mpi_point_get((x),(y),(z),(p))
500 : #define mpi_point_snatch_get(x,y,z,p) _gcry_mpi_point_snatch_get((x),(y), \
501 : (z),(p))
502 : #define mpi_point_set(p,x,y,z) _gcry_mpi_point_set((p),(x),(y),(z))
503 : #define mpi_point_snatch_set(p,x,y,z) _gcry_mpi_point_snatch_set((p),(x), \
504 : (y),(z))
505 :
506 : #define mpi_get_nbits(a) _gcry_mpi_get_nbits ((a))
507 : #define mpi_test_bit(a,b) _gcry_mpi_test_bit ((a),(b))
508 : #define mpi_set_bit(a,b) _gcry_mpi_set_bit ((a),(b))
509 : #define mpi_set_highbit(a,b) _gcry_mpi_set_highbit ((a),(b))
510 : #define mpi_clear_bit(a,b) _gcry_mpi_clear_bit ((a),(b))
511 : #define mpi_clear_highbit(a,b) _gcry_mpi_clear_highbit ((a),(b))
512 : #define mpi_rshift(a,b,c) _gcry_mpi_rshift ((a),(b),(c))
513 : #define mpi_lshift(a,b,c) _gcry_mpi_lshift ((a),(b),(c))
514 :
515 : #define mpi_set_opaque(a,b,c) _gcry_mpi_set_opaque ((a), (b), (c))
516 : #define mpi_get_opaque(a,b) _gcry_mpi_get_opaque ((a), (b))
517 : #define mpi_set_flag(a,f) _gcry_mpi_set_flag ((a), (f))
518 : #define mpi_set_flag(a,f) _gcry_mpi_set_flag ((a), (f))
519 : #define mpi_clear_flag(a,f) _gcry_mpi_clear_flag ((a), (f))
520 : #define mpi_get_flag(a,f) _gcry_mpi_get_flag ((a), (f))
521 :
522 :
523 : #endif /*GCRY_GCRYPT_INT_H*/
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