1/*
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#ifndef HEADER_ENVELOPE_H
11# define HEADER_ENVELOPE_H
12
13# include <openssl/opensslconf.h>
14# include <openssl/ossl_typ.h>
15# include <openssl/symhacks.h>
16# include <openssl/bio.h>
17
18# define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
19# define EVP_MAX_KEY_LENGTH 64
20# define EVP_MAX_IV_LENGTH 16
21# define EVP_MAX_BLOCK_LENGTH 32
22
23# define PKCS5_SALT_LEN 8
24/* Default PKCS#5 iteration count */
25# define PKCS5_DEFAULT_ITER 2048
26
27# include <openssl/objects.h>
28
29# define EVP_PK_RSA 0x0001
30# define EVP_PK_DSA 0x0002
31# define EVP_PK_DH 0x0004
32# define EVP_PK_EC 0x0008
33# define EVP_PKT_SIGN 0x0010
34# define EVP_PKT_ENC 0x0020
35# define EVP_PKT_EXCH 0x0040
36# define EVP_PKS_RSA 0x0100
37# define EVP_PKS_DSA 0x0200
38# define EVP_PKS_EC 0x0400
39
40# define EVP_PKEY_NONE NID_undef
41# define EVP_PKEY_RSA NID_rsaEncryption
42# define EVP_PKEY_RSA2 NID_rsa
43# define EVP_PKEY_DSA NID_dsa
44# define EVP_PKEY_DSA1 NID_dsa_2
45# define EVP_PKEY_DSA2 NID_dsaWithSHA
46# define EVP_PKEY_DSA3 NID_dsaWithSHA1
47# define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
48# define EVP_PKEY_DH NID_dhKeyAgreement
49# define EVP_PKEY_DHX NID_dhpublicnumber
50# define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
51# define EVP_PKEY_HMAC NID_hmac
52# define EVP_PKEY_CMAC NID_cmac
53# define EVP_PKEY_TLS1_PRF NID_tls1_prf
54# define EVP_PKEY_HKDF NID_hkdf
55
56#ifdef __cplusplus
57extern "C" {
58#endif
59
60# define EVP_PKEY_MO_SIGN 0x0001
61# define EVP_PKEY_MO_VERIFY 0x0002
62# define EVP_PKEY_MO_ENCRYPT 0x0004
63# define EVP_PKEY_MO_DECRYPT 0x0008
64
65# ifndef EVP_MD
66EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
67EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
68void EVP_MD_meth_free(EVP_MD *md);
69
70int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
71int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
72int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
73int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
74int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
75int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
76 const void *data,
77 size_t count));
78int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
79 unsigned char *md));
80int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
81 const EVP_MD_CTX *from));
82int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
83int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
84 int p1, void *p2));
85
86int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
87int EVP_MD_meth_get_result_size(const EVP_MD *md);
88int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
89unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
90int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
91int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
92 const void *data,
93 size_t count);
94int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
95 unsigned char *md);
96int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
97 const EVP_MD_CTX *from);
98int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
99int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
100 int p1, void *p2);
101
102/* digest can only handle a single block */
103# define EVP_MD_FLAG_ONESHOT 0x0001
104
105/* DigestAlgorithmIdentifier flags... */
106
107# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
108
109/* NULL or absent parameter accepted. Use NULL */
110
111# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
112
113/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
114
115# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
116
117/* Custom handling via ctrl */
118
119# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
120
121/* Note if suitable for use in FIPS mode */
122# define EVP_MD_FLAG_FIPS 0x0400
123
124/* Digest ctrls */
125
126# define EVP_MD_CTRL_DIGALGID 0x1
127# define EVP_MD_CTRL_MICALG 0x2
128
129/* Minimum Algorithm specific ctrl value */
130
131# define EVP_MD_CTRL_ALG_CTRL 0x1000
132
133# endif /* !EVP_MD */
134
135/* values for EVP_MD_CTX flags */
136
137# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
138 * called once only */
139# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
140 * cleaned */
141# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
142 * in EVP_MD_CTX_reset */
143/*
144 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
145 * don't accidentally reuse the values for other purposes.
146 */
147
148# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
149 * digest in FIPS mode */
150
151/*
152 * The following PAD options are also currently ignored in 1.0.0, digest
153 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
154 * instead.
155 */
156# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
157# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
158# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
159# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
160
161# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
162/*
163 * Some functions such as EVP_DigestSign only finalise copies of internal
164 * contexts so additional data can be included after the finalisation call.
165 * This is inefficient if this functionality is not required: it is disabled
166 * if the following flag is set.
167 */
168# define EVP_MD_CTX_FLAG_FINALISE 0x0200
169
170EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
171EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
172void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
173
174int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
175int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
176int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
177int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
178 int (*init) (EVP_CIPHER_CTX *ctx,
179 const unsigned char *key,
180 const unsigned char *iv,
181 int enc));
182int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
183 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
184 unsigned char *out,
185 const unsigned char *in,
186 size_t inl));
187int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
188 int (*cleanup) (EVP_CIPHER_CTX *));
189int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
190 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
191 ASN1_TYPE *));
192int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
193 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
194 ASN1_TYPE *));
195int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
196 int (*ctrl) (EVP_CIPHER_CTX *, int type,
197 int arg, void *ptr));
198
199int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
200 const unsigned char *key,
201 const unsigned char *iv,
202 int enc);
203int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
204 unsigned char *out,
205 const unsigned char *in,
206 size_t inl);
207int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
208int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
209 ASN1_TYPE *);
210int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
211 ASN1_TYPE *);
212int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
213 int type, int arg,
214 void *ptr);
215
216/* Values for cipher flags */
217
218/* Modes for ciphers */
219
220# define EVP_CIPH_STREAM_CIPHER 0x0
221# define EVP_CIPH_ECB_MODE 0x1
222# define EVP_CIPH_CBC_MODE 0x2
223# define EVP_CIPH_CFB_MODE 0x3
224# define EVP_CIPH_OFB_MODE 0x4
225# define EVP_CIPH_CTR_MODE 0x5
226# define EVP_CIPH_GCM_MODE 0x6
227# define EVP_CIPH_CCM_MODE 0x7
228# define EVP_CIPH_XTS_MODE 0x10001
229# define EVP_CIPH_WRAP_MODE 0x10002
230# define EVP_CIPH_OCB_MODE 0x10003
231# define EVP_CIPH_MODE 0xF0007
232/* Set if variable length cipher */
233# define EVP_CIPH_VARIABLE_LENGTH 0x8
234/* Set if the iv handling should be done by the cipher itself */
235# define EVP_CIPH_CUSTOM_IV 0x10
236/* Set if the cipher's init() function should be called if key is NULL */
237# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
238/* Call ctrl() to init cipher parameters */
239# define EVP_CIPH_CTRL_INIT 0x40
240/* Don't use standard key length function */
241# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
242/* Don't use standard block padding */
243# define EVP_CIPH_NO_PADDING 0x100
244/* cipher handles random key generation */
245# define EVP_CIPH_RAND_KEY 0x200
246/* cipher has its own additional copying logic */
247# define EVP_CIPH_CUSTOM_COPY 0x400
248/* Allow use default ASN1 get/set iv */
249# define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
250/* Buffer length in bits not bytes: CFB1 mode only */
251# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
252/* Note if suitable for use in FIPS mode */
253# define EVP_CIPH_FLAG_FIPS 0x4000
254/* Allow non FIPS cipher in FIPS mode */
255# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
256/*
257 * Cipher handles any and all padding logic as well as finalisation.
258 */
259# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
260# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
261# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
262/* Cipher can handle pipeline operations */
263# define EVP_CIPH_FLAG_PIPELINE 0X800000
264
265/*
266 * Cipher context flag to indicate we can handle wrap mode: if allowed in
267 * older applications it could overflow buffers.
268 */
269
270# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
271
272/* ctrl() values */
273
274# define EVP_CTRL_INIT 0x0
275# define EVP_CTRL_SET_KEY_LENGTH 0x1
276# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
277# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
278# define EVP_CTRL_GET_RC5_ROUNDS 0x4
279# define EVP_CTRL_SET_RC5_ROUNDS 0x5
280# define EVP_CTRL_RAND_KEY 0x6
281# define EVP_CTRL_PBE_PRF_NID 0x7
282# define EVP_CTRL_COPY 0x8
283# define EVP_CTRL_AEAD_SET_IVLEN 0x9
284# define EVP_CTRL_AEAD_GET_TAG 0x10
285# define EVP_CTRL_AEAD_SET_TAG 0x11
286# define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
287# define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
288# define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
289# define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
290# define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
291# define EVP_CTRL_GCM_IV_GEN 0x13
292# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
293# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
294# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
295# define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
296# define EVP_CTRL_CCM_SET_L 0x14
297# define EVP_CTRL_CCM_SET_MSGLEN 0x15
298/*
299 * AEAD cipher deduces payload length and returns number of bytes required to
300 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
301 * appends/verifies MAC.
302 */
303# define EVP_CTRL_AEAD_TLS1_AAD 0x16
304/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
305# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
306/* Set the GCM invocation field, decrypt only */
307# define EVP_CTRL_GCM_SET_IV_INV 0x18
308
309# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
310# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
311# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
312# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
313
314# define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
315
316/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
317# define EVP_CTRL_SET_SBOX 0x1e
318/*
319 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
320 * pre-allocated buffer with specified size
321 */
322# define EVP_CTRL_SBOX_USED 0x1f
323/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
324 * 0 switches meshing off
325 */
326# define EVP_CTRL_KEY_MESH 0x20
327/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
328# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
329
330/* Set the output buffers to use for a pipelined operation */
331# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
332/* Set the input buffers to use for a pipelined operation */
333# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
334/* Set the input buffer lengths to use for a pipelined operation */
335# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
336
337/* Padding modes */
338#define EVP_PADDING_PKCS7 1
339#define EVP_PADDING_ISO7816_4 2
340#define EVP_PADDING_ANSI923 3
341#define EVP_PADDING_ISO10126 4
342#define EVP_PADDING_ZERO 5
343
344/* RFC 5246 defines additional data to be 13 bytes in length */
345# define EVP_AEAD_TLS1_AAD_LEN 13
346
347typedef struct {
348 unsigned char *out;
349 const unsigned char *inp;
350 size_t len;
351 unsigned int interleave;
352} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
353
354/* GCM TLS constants */
355/* Length of fixed part of IV derived from PRF */
356# define EVP_GCM_TLS_FIXED_IV_LEN 4
357/* Length of explicit part of IV part of TLS records */
358# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
359/* Length of tag for TLS */
360# define EVP_GCM_TLS_TAG_LEN 16
361
362/* CCM TLS constants */
363/* Length of fixed part of IV derived from PRF */
364# define EVP_CCM_TLS_FIXED_IV_LEN 4
365/* Length of explicit part of IV part of TLS records */
366# define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
367
368typedef struct evp_cipher_info_st {
369 const EVP_CIPHER *cipher;
370 unsigned char iv[EVP_MAX_IV_LENGTH];
371} EVP_CIPHER_INFO;
372
373
374/* Password based encryption function */
375typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
376 int passlen, ASN1_TYPE *param,
377 const EVP_CIPHER *cipher, const EVP_MD *md,
378 int en_de);
379
380# ifndef OPENSSL_NO_RSA
381# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
382 (char *)(rsa))
383# endif
384
385# ifndef OPENSSL_NO_DSA
386# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
387 (char *)(dsa))
388# endif
389
390# ifndef OPENSSL_NO_DH
391# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
392 (char *)(dh))
393# endif
394
395# ifndef OPENSSL_NO_EC
396# define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
397 (char *)(eckey))
398# endif
399
400/* Add some extra combinations */
401# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
402# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
403# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
404# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
405
406int EVP_MD_type(const EVP_MD *md);
407# define EVP_MD_nid(e) EVP_MD_type(e)
408# define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
409int EVP_MD_pkey_type(const EVP_MD *md);
410int EVP_MD_size(const EVP_MD *md);
411int EVP_MD_block_size(const EVP_MD *md);
412unsigned long EVP_MD_flags(const EVP_MD *md);
413
414const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
415int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
416 const void *data, size_t count);
417void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
418 int (*update) (EVP_MD_CTX *ctx,
419 const void *data, size_t count));
420# define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
421# define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
422# define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
423EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
424void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
425
426int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
427# define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
428int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
429int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
430int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
431int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
432unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
433# define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
434
435const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
436int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
437int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
438int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
439int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
440int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
441const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
442const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
443unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
444unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
445int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
446void EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
447int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
448void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
449void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
450void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
451void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
452# define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
453# if OPENSSL_API_COMPAT < 0x10100000L
454# define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
455# endif
456# define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
457
458# define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
459# define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
460
461# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
462# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
463# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
464# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
465# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
466# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
467# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
468# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
469# define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
470# define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
471
472# ifdef CONST_STRICT
473void BIO_set_md(BIO *, const EVP_MD *md);
474# else
475# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
476# endif
477# define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
478# define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
479# define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
480# define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
481# define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
482
483/*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
484 unsigned char *out,
485 const unsigned char *in, unsigned int inl);
486
487# define EVP_add_cipher_alias(n,alias) \
488 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
489# define EVP_add_digest_alias(n,alias) \
490 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
491# define EVP_delete_cipher_alias(alias) \
492 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
493# define EVP_delete_digest_alias(alias) \
494 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
495
496int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
497EVP_MD_CTX *EVP_MD_CTX_new(void);
498int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
499void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
500# define EVP_MD_CTX_create() EVP_MD_CTX_new()
501# define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
502# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
503__owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
504void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
505void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
506int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
507__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
508 ENGINE *impl);
509__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
510 size_t cnt);
511__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
512 unsigned int *s);
513__owur int EVP_Digest(const void *data, size_t count,
514 unsigned char *md, unsigned int *size,
515 const EVP_MD *type, ENGINE *impl);
516
517__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
518__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
519__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
520 unsigned int *s);
521
522#ifndef OPENSSL_NO_UI
523int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
524int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
525 const char *prompt, int verify);
526void EVP_set_pw_prompt(const char *prompt);
527char *EVP_get_pw_prompt(void);
528#endif
529
530__owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
531 const unsigned char *salt,
532 const unsigned char *data, int datal, int count,
533 unsigned char *key, unsigned char *iv);
534
535void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
536void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
537int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
538
539__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
540 const unsigned char *key, const unsigned char *iv);
541/*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
542 const EVP_CIPHER *cipher, ENGINE *impl,
543 const unsigned char *key,
544 const unsigned char *iv);
545/*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
546 int *outl, const unsigned char *in, int inl);
547/*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
548 int *outl);
549/*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
550 int *outl);
551
552__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
553 const unsigned char *key, const unsigned char *iv);
554/*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
555 const EVP_CIPHER *cipher, ENGINE *impl,
556 const unsigned char *key,
557 const unsigned char *iv);
558/*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
559 int *outl, const unsigned char *in, int inl);
560__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
561 int *outl);
562/*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
563 int *outl);
564
565__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
566 const unsigned char *key, const unsigned char *iv,
567 int enc);
568/*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
569 const EVP_CIPHER *cipher, ENGINE *impl,
570 const unsigned char *key,
571 const unsigned char *iv, int enc);
572__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
573 int *outl, const unsigned char *in, int inl);
574__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
575 int *outl);
576__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
577 int *outl);
578
579__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
580 EVP_PKEY *pkey);
581
582__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
583 unsigned int siglen, EVP_PKEY *pkey);
584
585/*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
586 const EVP_MD *type, ENGINE *e,
587 EVP_PKEY *pkey);
588__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
589 size_t *siglen);
590
591__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
592 const EVP_MD *type, ENGINE *e,
593 EVP_PKEY *pkey);
594__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
595 size_t siglen);
596
597# ifndef OPENSSL_NO_RSA
598__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
599 const unsigned char *ek, int ekl,
600 const unsigned char *iv, EVP_PKEY *priv);
601__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
602
603__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
604 unsigned char **ek, int *ekl, unsigned char *iv,
605 EVP_PKEY **pubk, int npubk);
606__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
607# endif
608
609EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
610void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
611int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, EVP_ENCODE_CTX *sctx);
612int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
613void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
614int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
615 const unsigned char *in, int inl);
616void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
617int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
618
619void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
620int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
621 const unsigned char *in, int inl);
622int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
623 char *out, int *outl);
624int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
625
626# if OPENSSL_API_COMPAT < 0x10100000L
627# define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
628# define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
629# endif
630EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
631int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
632void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
633int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
634int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
635int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
636int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
637
638const BIO_METHOD *BIO_f_md(void);
639const BIO_METHOD *BIO_f_base64(void);
640const BIO_METHOD *BIO_f_cipher(void);
641const BIO_METHOD *BIO_f_reliable(void);
642__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
643 const unsigned char *i, int enc);
644
645const EVP_MD *EVP_md_null(void);
646# ifndef OPENSSL_NO_MD2
647const EVP_MD *EVP_md2(void);
648# endif
649# ifndef OPENSSL_NO_MD4
650const EVP_MD *EVP_md4(void);
651# endif
652# ifndef OPENSSL_NO_MD5
653const EVP_MD *EVP_md5(void);
654const EVP_MD *EVP_md5_sha1(void);
655# endif
656# ifndef OPENSSL_NO_BLAKE2
657const EVP_MD *EVP_blake2b512(void);
658const EVP_MD *EVP_blake2s256(void);
659# endif
660const EVP_MD *EVP_sha1(void);
661const EVP_MD *EVP_sha224(void);
662const EVP_MD *EVP_sha256(void);
663const EVP_MD *EVP_sha384(void);
664const EVP_MD *EVP_sha512(void);
665# ifndef OPENSSL_NO_MDC2
666const EVP_MD *EVP_mdc2(void);
667# endif
668# ifndef OPENSSL_NO_RMD160
669const EVP_MD *EVP_ripemd160(void);
670# endif
671# ifndef OPENSSL_NO_WHIRLPOOL
672const EVP_MD *EVP_whirlpool(void);
673# endif
674const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
675# ifndef OPENSSL_NO_DES
676const EVP_CIPHER *EVP_des_ecb(void);
677const EVP_CIPHER *EVP_des_ede(void);
678const EVP_CIPHER *EVP_des_ede3(void);
679const EVP_CIPHER *EVP_des_ede_ecb(void);
680const EVP_CIPHER *EVP_des_ede3_ecb(void);
681const EVP_CIPHER *EVP_des_cfb64(void);
682# define EVP_des_cfb EVP_des_cfb64
683const EVP_CIPHER *EVP_des_cfb1(void);
684const EVP_CIPHER *EVP_des_cfb8(void);
685const EVP_CIPHER *EVP_des_ede_cfb64(void);
686# define EVP_des_ede_cfb EVP_des_ede_cfb64
687const EVP_CIPHER *EVP_des_ede3_cfb64(void);
688# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
689const EVP_CIPHER *EVP_des_ede3_cfb1(void);
690const EVP_CIPHER *EVP_des_ede3_cfb8(void);
691const EVP_CIPHER *EVP_des_ofb(void);
692const EVP_CIPHER *EVP_des_ede_ofb(void);
693const EVP_CIPHER *EVP_des_ede3_ofb(void);
694const EVP_CIPHER *EVP_des_cbc(void);
695const EVP_CIPHER *EVP_des_ede_cbc(void);
696const EVP_CIPHER *EVP_des_ede3_cbc(void);
697const EVP_CIPHER *EVP_desx_cbc(void);
698const EVP_CIPHER *EVP_des_ede3_wrap(void);
699/*
700 * This should now be supported through the dev_crypto ENGINE. But also, why
701 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
702 * branch?
703 */
704# endif
705# ifndef OPENSSL_NO_RC4
706const EVP_CIPHER *EVP_rc4(void);
707const EVP_CIPHER *EVP_rc4_40(void);
708# ifndef OPENSSL_NO_MD5
709const EVP_CIPHER *EVP_rc4_hmac_md5(void);
710# endif
711# endif
712# ifndef OPENSSL_NO_IDEA
713const EVP_CIPHER *EVP_idea_ecb(void);
714const EVP_CIPHER *EVP_idea_cfb64(void);
715# define EVP_idea_cfb EVP_idea_cfb64
716const EVP_CIPHER *EVP_idea_ofb(void);
717const EVP_CIPHER *EVP_idea_cbc(void);
718# endif
719# ifndef OPENSSL_NO_RC2
720const EVP_CIPHER *EVP_rc2_ecb(void);
721const EVP_CIPHER *EVP_rc2_cbc(void);
722const EVP_CIPHER *EVP_rc2_40_cbc(void);
723const EVP_CIPHER *EVP_rc2_64_cbc(void);
724const EVP_CIPHER *EVP_rc2_cfb64(void);
725# define EVP_rc2_cfb EVP_rc2_cfb64
726const EVP_CIPHER *EVP_rc2_ofb(void);
727# endif
728# ifndef OPENSSL_NO_BF
729const EVP_CIPHER *EVP_bf_ecb(void);
730const EVP_CIPHER *EVP_bf_cbc(void);
731const EVP_CIPHER *EVP_bf_cfb64(void);
732# define EVP_bf_cfb EVP_bf_cfb64
733const EVP_CIPHER *EVP_bf_ofb(void);
734# endif
735# ifndef OPENSSL_NO_CAST
736const EVP_CIPHER *EVP_cast5_ecb(void);
737const EVP_CIPHER *EVP_cast5_cbc(void);
738const EVP_CIPHER *EVP_cast5_cfb64(void);
739# define EVP_cast5_cfb EVP_cast5_cfb64
740const EVP_CIPHER *EVP_cast5_ofb(void);
741# endif
742# ifndef OPENSSL_NO_RC5
743const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
744const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
745const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
746# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
747const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
748# endif
749const EVP_CIPHER *EVP_aes_128_ecb(void);
750const EVP_CIPHER *EVP_aes_128_cbc(void);
751const EVP_CIPHER *EVP_aes_128_cfb1(void);
752const EVP_CIPHER *EVP_aes_128_cfb8(void);
753const EVP_CIPHER *EVP_aes_128_cfb128(void);
754# define EVP_aes_128_cfb EVP_aes_128_cfb128
755const EVP_CIPHER *EVP_aes_128_ofb(void);
756const EVP_CIPHER *EVP_aes_128_ctr(void);
757const EVP_CIPHER *EVP_aes_128_ccm(void);
758const EVP_CIPHER *EVP_aes_128_gcm(void);
759const EVP_CIPHER *EVP_aes_128_xts(void);
760const EVP_CIPHER *EVP_aes_128_wrap(void);
761const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
762# ifndef OPENSSL_NO_OCB
763const EVP_CIPHER *EVP_aes_128_ocb(void);
764# endif
765const EVP_CIPHER *EVP_aes_192_ecb(void);
766const EVP_CIPHER *EVP_aes_192_cbc(void);
767const EVP_CIPHER *EVP_aes_192_cfb1(void);
768const EVP_CIPHER *EVP_aes_192_cfb8(void);
769const EVP_CIPHER *EVP_aes_192_cfb128(void);
770# define EVP_aes_192_cfb EVP_aes_192_cfb128
771const EVP_CIPHER *EVP_aes_192_ofb(void);
772const EVP_CIPHER *EVP_aes_192_ctr(void);
773const EVP_CIPHER *EVP_aes_192_ccm(void);
774const EVP_CIPHER *EVP_aes_192_gcm(void);
775const EVP_CIPHER *EVP_aes_192_wrap(void);
776const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
777# ifndef OPENSSL_NO_OCB
778const EVP_CIPHER *EVP_aes_192_ocb(void);
779# endif
780const EVP_CIPHER *EVP_aes_256_ecb(void);
781const EVP_CIPHER *EVP_aes_256_cbc(void);
782const EVP_CIPHER *EVP_aes_256_cfb1(void);
783const EVP_CIPHER *EVP_aes_256_cfb8(void);
784const EVP_CIPHER *EVP_aes_256_cfb128(void);
785# define EVP_aes_256_cfb EVP_aes_256_cfb128
786const EVP_CIPHER *EVP_aes_256_ofb(void);
787const EVP_CIPHER *EVP_aes_256_ctr(void);
788const EVP_CIPHER *EVP_aes_256_ccm(void);
789const EVP_CIPHER *EVP_aes_256_gcm(void);
790const EVP_CIPHER *EVP_aes_256_xts(void);
791const EVP_CIPHER *EVP_aes_256_wrap(void);
792const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
793# ifndef OPENSSL_NO_OCB
794const EVP_CIPHER *EVP_aes_256_ocb(void);
795# endif
796const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
797const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
798const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
799const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
800# ifndef OPENSSL_NO_CAMELLIA
801const EVP_CIPHER *EVP_camellia_128_ecb(void);
802const EVP_CIPHER *EVP_camellia_128_cbc(void);
803const EVP_CIPHER *EVP_camellia_128_cfb1(void);
804const EVP_CIPHER *EVP_camellia_128_cfb8(void);
805const EVP_CIPHER *EVP_camellia_128_cfb128(void);
806# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
807const EVP_CIPHER *EVP_camellia_128_ofb(void);
808const EVP_CIPHER *EVP_camellia_128_ctr(void);
809const EVP_CIPHER *EVP_camellia_192_ecb(void);
810const EVP_CIPHER *EVP_camellia_192_cbc(void);
811const EVP_CIPHER *EVP_camellia_192_cfb1(void);
812const EVP_CIPHER *EVP_camellia_192_cfb8(void);
813const EVP_CIPHER *EVP_camellia_192_cfb128(void);
814# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
815const EVP_CIPHER *EVP_camellia_192_ofb(void);
816const EVP_CIPHER *EVP_camellia_192_ctr(void);
817const EVP_CIPHER *EVP_camellia_256_ecb(void);
818const EVP_CIPHER *EVP_camellia_256_cbc(void);
819const EVP_CIPHER *EVP_camellia_256_cfb1(void);
820const EVP_CIPHER *EVP_camellia_256_cfb8(void);
821const EVP_CIPHER *EVP_camellia_256_cfb128(void);
822# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
823const EVP_CIPHER *EVP_camellia_256_ofb(void);
824const EVP_CIPHER *EVP_camellia_256_ctr(void);
825# endif
826# ifndef OPENSSL_NO_CHACHA
827const EVP_CIPHER *EVP_chacha20(void);
828# ifndef OPENSSL_NO_POLY1305
829const EVP_CIPHER *EVP_chacha20_poly1305(void);
830# endif
831# endif
832
833# ifndef OPENSSL_NO_SEED
834const EVP_CIPHER *EVP_seed_ecb(void);
835const EVP_CIPHER *EVP_seed_cbc(void);
836const EVP_CIPHER *EVP_seed_cfb128(void);
837# define EVP_seed_cfb EVP_seed_cfb128
838const EVP_CIPHER *EVP_seed_ofb(void);
839# endif
840
841# if OPENSSL_API_COMPAT < 0x10100000L
842# define OPENSSL_add_all_algorithms_conf() \
843 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
844 | OPENSSL_INIT_ADD_ALL_DIGESTS \
845 | OPENSSL_INIT_LOAD_CONFIG, NULL)
846# define OPENSSL_add_all_algorithms_noconf() \
847 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
848 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
849
850# ifdef OPENSSL_LOAD_CONF
851# define OpenSSL_add_all_algorithms() \
852 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
853 | OPENSSL_INIT_ADD_ALL_DIGESTS \
854 | OPENSSL_INIT_LOAD_CONFIG, NULL)
855# else
856# define OpenSSL_add_all_algorithms() \
857 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
858 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
859# endif
860
861# define OpenSSL_add_all_ciphers() \
862 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
863# define OpenSSL_add_all_digests() \
864 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
865
866# define EVP_cleanup() while(0) continue
867# endif
868
869int EVP_add_cipher(const EVP_CIPHER *cipher);
870int EVP_add_digest(const EVP_MD *digest);
871
872const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
873const EVP_MD *EVP_get_digestbyname(const char *name);
874
875void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
876 const char *from, const char *to, void *x),
877 void *arg);
878void EVP_CIPHER_do_all_sorted(void (*fn)
879 (const EVP_CIPHER *ciph, const char *from,
880 const char *to, void *x), void *arg);
881
882void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
883 const char *from, const char *to, void *x),
884 void *arg);
885void EVP_MD_do_all_sorted(void (*fn)
886 (const EVP_MD *ciph, const char *from,
887 const char *to, void *x), void *arg);
888
889int EVP_PKEY_decrypt_old(unsigned char *dec_key,
890 const unsigned char *enc_key, int enc_key_len,
891 EVP_PKEY *private_key);
892int EVP_PKEY_encrypt_old(unsigned char *enc_key,
893 const unsigned char *key, int key_len,
894 EVP_PKEY *pub_key);
895int EVP_PKEY_type(int type);
896int EVP_PKEY_id(const EVP_PKEY *pkey);
897int EVP_PKEY_base_id(const EVP_PKEY *pkey);
898int EVP_PKEY_bits(const EVP_PKEY *pkey);
899int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
900int EVP_PKEY_size(EVP_PKEY *pkey);
901int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
902int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
903# ifndef OPENSSL_NO_ENGINE
904int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
905# endif
906int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
907void *EVP_PKEY_get0(const EVP_PKEY *pkey);
908const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
909
910# ifndef OPENSSL_NO_RSA
911struct rsa_st;
912int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
913struct rsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);
914struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
915# endif
916# ifndef OPENSSL_NO_DSA
917struct dsa_st;
918int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
919struct dsa_st *EVP_PKEY_get0_DSA(EVP_PKEY *pkey);
920struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
921# endif
922# ifndef OPENSSL_NO_DH
923struct dh_st;
924int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
925struct dh_st *EVP_PKEY_get0_DH(EVP_PKEY *pkey);
926struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
927# endif
928# ifndef OPENSSL_NO_EC
929struct ec_key_st;
930int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
931struct ec_key_st *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey);
932struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
933# endif
934
935EVP_PKEY *EVP_PKEY_new(void);
936int EVP_PKEY_up_ref(EVP_PKEY *pkey);
937void EVP_PKEY_free(EVP_PKEY *pkey);
938
939EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
940 long length);
941int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
942
943EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
944 long length);
945EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
946 long length);
947int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
948
949int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
950int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
951int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
952int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
953
954int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
955
956int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
957 int indent, ASN1_PCTX *pctx);
958int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
959 int indent, ASN1_PCTX *pctx);
960int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
961 int indent, ASN1_PCTX *pctx);
962
963int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
964
965int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
966 const unsigned char *pt, size_t ptlen);
967size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
968
969int EVP_CIPHER_type(const EVP_CIPHER *ctx);
970
971/* calls methods */
972int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
973int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
974
975/* These are used by EVP_CIPHER methods */
976int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
977int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
978
979/* PKCS5 password based encryption */
980int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
981 ASN1_TYPE *param, const EVP_CIPHER *cipher,
982 const EVP_MD *md, int en_de);
983int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
984 const unsigned char *salt, int saltlen, int iter,
985 int keylen, unsigned char *out);
986int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
987 const unsigned char *salt, int saltlen, int iter,
988 const EVP_MD *digest, int keylen, unsigned char *out);
989int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
990 ASN1_TYPE *param, const EVP_CIPHER *cipher,
991 const EVP_MD *md, int en_de);
992
993#ifndef OPENSSL_NO_SCRYPT
994int EVP_PBE_scrypt(const char *pass, size_t passlen,
995 const unsigned char *salt, size_t saltlen,
996 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
997 unsigned char *key, size_t keylen);
998
999int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1000 int passlen, ASN1_TYPE *param,
1001 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1002#endif
1003
1004void PKCS5_PBE_add(void);
1005
1006int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1007 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1008
1009/* PBE type */
1010
1011/* Can appear as the outermost AlgorithmIdentifier */
1012# define EVP_PBE_TYPE_OUTER 0x0
1013/* Is an PRF type OID */
1014# define EVP_PBE_TYPE_PRF 0x1
1015/* Is a PKCS#5 v2.0 KDF */
1016# define EVP_PBE_TYPE_KDF 0x2
1017
1018int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1019 int md_nid, EVP_PBE_KEYGEN *keygen);
1020int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1021 EVP_PBE_KEYGEN *keygen);
1022int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1023 EVP_PBE_KEYGEN **pkeygen);
1024void EVP_PBE_cleanup(void);
1025int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1026
1027# define ASN1_PKEY_ALIAS 0x1
1028# define ASN1_PKEY_DYNAMIC 0x2
1029# define ASN1_PKEY_SIGPARAM_NULL 0x4
1030
1031# define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1032# define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1033# define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1034# define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1035# define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1036# define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1037
1038# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1039# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1040
1041int EVP_PKEY_asn1_get_count(void);
1042const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1043const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1044const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1045 const char *str, int len);
1046int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1047int EVP_PKEY_asn1_add_alias(int to, int from);
1048int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1049 int *ppkey_flags, const char **pinfo,
1050 const char **ppem_str,
1051 const EVP_PKEY_ASN1_METHOD *ameth);
1052
1053const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1054EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1055 const char *pem_str,
1056 const char *info);
1057void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1058 const EVP_PKEY_ASN1_METHOD *src);
1059void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1060void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1061 int (*pub_decode) (EVP_PKEY *pk,
1062 X509_PUBKEY *pub),
1063 int (*pub_encode) (X509_PUBKEY *pub,
1064 const EVP_PKEY *pk),
1065 int (*pub_cmp) (const EVP_PKEY *a,
1066 const EVP_PKEY *b),
1067 int (*pub_print) (BIO *out,
1068 const EVP_PKEY *pkey,
1069 int indent, ASN1_PCTX *pctx),
1070 int (*pkey_size) (const EVP_PKEY *pk),
1071 int (*pkey_bits) (const EVP_PKEY *pk));
1072void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1073 int (*priv_decode) (EVP_PKEY *pk,
1074 const PKCS8_PRIV_KEY_INFO
1075 *p8inf),
1076 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1077 const EVP_PKEY *pk),
1078 int (*priv_print) (BIO *out,
1079 const EVP_PKEY *pkey,
1080 int indent,
1081 ASN1_PCTX *pctx));
1082void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1083 int (*param_decode) (EVP_PKEY *pkey,
1084 const unsigned char **pder,
1085 int derlen),
1086 int (*param_encode) (const EVP_PKEY *pkey,
1087 unsigned char **pder),
1088 int (*param_missing) (const EVP_PKEY *pk),
1089 int (*param_copy) (EVP_PKEY *to,
1090 const EVP_PKEY *from),
1091 int (*param_cmp) (const EVP_PKEY *a,
1092 const EVP_PKEY *b),
1093 int (*param_print) (BIO *out,
1094 const EVP_PKEY *pkey,
1095 int indent,
1096 ASN1_PCTX *pctx));
1097
1098void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1099 void (*pkey_free) (EVP_PKEY *pkey));
1100void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1101 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1102 long arg1, void *arg2));
1103void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1104 int (*item_verify) (EVP_MD_CTX *ctx,
1105 const ASN1_ITEM *it,
1106 void *asn,
1107 X509_ALGOR *a,
1108 ASN1_BIT_STRING *sig,
1109 EVP_PKEY *pkey),
1110 int (*item_sign) (EVP_MD_CTX *ctx,
1111 const ASN1_ITEM *it,
1112 void *asn,
1113 X509_ALGOR *alg1,
1114 X509_ALGOR *alg2,
1115 ASN1_BIT_STRING *sig));
1116
1117void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1118 int (*pkey_security_bits) (const EVP_PKEY
1119 *pk));
1120
1121# define EVP_PKEY_OP_UNDEFINED 0
1122# define EVP_PKEY_OP_PARAMGEN (1<<1)
1123# define EVP_PKEY_OP_KEYGEN (1<<2)
1124# define EVP_PKEY_OP_SIGN (1<<3)
1125# define EVP_PKEY_OP_VERIFY (1<<4)
1126# define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
1127# define EVP_PKEY_OP_SIGNCTX (1<<6)
1128# define EVP_PKEY_OP_VERIFYCTX (1<<7)
1129# define EVP_PKEY_OP_ENCRYPT (1<<8)
1130# define EVP_PKEY_OP_DECRYPT (1<<9)
1131# define EVP_PKEY_OP_DERIVE (1<<10)
1132
1133# define EVP_PKEY_OP_TYPE_SIG \
1134 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1135 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1136
1137# define EVP_PKEY_OP_TYPE_CRYPT \
1138 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1139
1140# define EVP_PKEY_OP_TYPE_NOGEN \
1141 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1142
1143# define EVP_PKEY_OP_TYPE_GEN \
1144 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1145
1146# define EVP_PKEY_CTX_set_signature_md(ctx, md) \
1147 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
1148 EVP_PKEY_CTRL_MD, 0, (void *)md)
1149
1150# define EVP_PKEY_CTX_get_signature_md(ctx, pmd) \
1151 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
1152 EVP_PKEY_CTRL_GET_MD, 0, (void *)pmd)
1153
1154# define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1155 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1156 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)key)
1157
1158# define EVP_PKEY_CTRL_MD 1
1159# define EVP_PKEY_CTRL_PEER_KEY 2
1160
1161# define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1162# define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1163
1164# define EVP_PKEY_CTRL_PKCS7_SIGN 5
1165
1166# define EVP_PKEY_CTRL_SET_MAC_KEY 6
1167
1168# define EVP_PKEY_CTRL_DIGESTINIT 7
1169
1170/* Used by GOST key encryption in TLS */
1171# define EVP_PKEY_CTRL_SET_IV 8
1172
1173# define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1174# define EVP_PKEY_CTRL_CMS_DECRYPT 10
1175# define EVP_PKEY_CTRL_CMS_SIGN 11
1176
1177# define EVP_PKEY_CTRL_CIPHER 12
1178
1179# define EVP_PKEY_CTRL_GET_MD 13
1180
1181# define EVP_PKEY_ALG_CTRL 0x1000
1182
1183# define EVP_PKEY_FLAG_AUTOARGLEN 2
1184/*
1185 * Method handles all operations: don't assume any digest related defaults.
1186 */
1187# define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1188
1189const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1190EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1191void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1192 const EVP_PKEY_METHOD *meth);
1193void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1194void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1195int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1196
1197EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1198EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1199EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
1200void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1201
1202int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1203 int cmd, int p1, void *p2);
1204int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1205 const char *value);
1206
1207int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1208int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1209
1210int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1211void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1212
1213EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1214 const unsigned char *key, int keylen);
1215
1216void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1217void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
1218EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1219
1220EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1221
1222void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1223void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1224
1225int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1226int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1227 unsigned char *sig, size_t *siglen,
1228 const unsigned char *tbs, size_t tbslen);
1229int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1230int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1231 const unsigned char *sig, size_t siglen,
1232 const unsigned char *tbs, size_t tbslen);
1233int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1234int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1235 unsigned char *rout, size_t *routlen,
1236 const unsigned char *sig, size_t siglen);
1237int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1238int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1239 unsigned char *out, size_t *outlen,
1240 const unsigned char *in, size_t inlen);
1241int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1242int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1243 unsigned char *out, size_t *outlen,
1244 const unsigned char *in, size_t inlen);
1245
1246int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1247int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1248int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1249
1250typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1251
1252int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1253int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1254int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1255int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1256
1257void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1258EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1259
1260int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1261
1262void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1263 int (*init) (EVP_PKEY_CTX *ctx));
1264
1265void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1266 int (*copy) (EVP_PKEY_CTX *dst,
1267 EVP_PKEY_CTX *src));
1268
1269void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1270 void (*cleanup) (EVP_PKEY_CTX *ctx));
1271
1272void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1273 int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1274 int (*paramgen) (EVP_PKEY_CTX *ctx,
1275 EVP_PKEY *pkey));
1276
1277void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1278 int (*keygen_init) (EVP_PKEY_CTX *ctx),
1279 int (*keygen) (EVP_PKEY_CTX *ctx,
1280 EVP_PKEY *pkey));
1281
1282void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1283 int (*sign_init) (EVP_PKEY_CTX *ctx),
1284 int (*sign) (EVP_PKEY_CTX *ctx,
1285 unsigned char *sig, size_t *siglen,
1286 const unsigned char *tbs,
1287 size_t tbslen));
1288
1289void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1290 int (*verify_init) (EVP_PKEY_CTX *ctx),
1291 int (*verify) (EVP_PKEY_CTX *ctx,
1292 const unsigned char *sig,
1293 size_t siglen,
1294 const unsigned char *tbs,
1295 size_t tbslen));
1296
1297void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1298 int (*verify_recover_init) (EVP_PKEY_CTX
1299 *ctx),
1300 int (*verify_recover) (EVP_PKEY_CTX
1301 *ctx,
1302 unsigned char
1303 *sig,
1304 size_t *siglen,
1305 const unsigned
1306 char *tbs,
1307 size_t tbslen));
1308
1309void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1310 int (*signctx_init) (EVP_PKEY_CTX *ctx,
1311 EVP_MD_CTX *mctx),
1312 int (*signctx) (EVP_PKEY_CTX *ctx,
1313 unsigned char *sig,
1314 size_t *siglen,
1315 EVP_MD_CTX *mctx));
1316
1317void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1318 int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1319 EVP_MD_CTX *mctx),
1320 int (*verifyctx) (EVP_PKEY_CTX *ctx,
1321 const unsigned char *sig,
1322 int siglen,
1323 EVP_MD_CTX *mctx));
1324
1325void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1326 int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1327 int (*encryptfn) (EVP_PKEY_CTX *ctx,
1328 unsigned char *out,
1329 size_t *outlen,
1330 const unsigned char *in,
1331 size_t inlen));
1332
1333void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1334 int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1335 int (*decrypt) (EVP_PKEY_CTX *ctx,
1336 unsigned char *out,
1337 size_t *outlen,
1338 const unsigned char *in,
1339 size_t inlen));
1340
1341void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1342 int (*derive_init) (EVP_PKEY_CTX *ctx),
1343 int (*derive) (EVP_PKEY_CTX *ctx,
1344 unsigned char *key,
1345 size_t *keylen));
1346
1347void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1348 int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1349 void *p2),
1350 int (*ctrl_str) (EVP_PKEY_CTX *ctx,
1351 const char *type,
1352 const char *value));
1353
1354void EVP_PKEY_meth_get_init(EVP_PKEY_METHOD *pmeth,
1355 int (**pinit) (EVP_PKEY_CTX *ctx));
1356
1357void EVP_PKEY_meth_get_copy(EVP_PKEY_METHOD *pmeth,
1358 int (**pcopy) (EVP_PKEY_CTX *dst,
1359 EVP_PKEY_CTX *src));
1360
1361void EVP_PKEY_meth_get_cleanup(EVP_PKEY_METHOD *pmeth,
1362 void (**pcleanup) (EVP_PKEY_CTX *ctx));
1363
1364void EVP_PKEY_meth_get_paramgen(EVP_PKEY_METHOD *pmeth,
1365 int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1366 int (**pparamgen) (EVP_PKEY_CTX *ctx,
1367 EVP_PKEY *pkey));
1368
1369void EVP_PKEY_meth_get_keygen(EVP_PKEY_METHOD *pmeth,
1370 int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1371 int (**pkeygen) (EVP_PKEY_CTX *ctx,
1372 EVP_PKEY *pkey));
1373
1374void EVP_PKEY_meth_get_sign(EVP_PKEY_METHOD *pmeth,
1375 int (**psign_init) (EVP_PKEY_CTX *ctx),
1376 int (**psign) (EVP_PKEY_CTX *ctx,
1377 unsigned char *sig, size_t *siglen,
1378 const unsigned char *tbs,
1379 size_t tbslen));
1380
1381void EVP_PKEY_meth_get_verify(EVP_PKEY_METHOD *pmeth,
1382 int (**pverify_init) (EVP_PKEY_CTX *ctx),
1383 int (**pverify) (EVP_PKEY_CTX *ctx,
1384 const unsigned char *sig,
1385 size_t siglen,
1386 const unsigned char *tbs,
1387 size_t tbslen));
1388
1389void EVP_PKEY_meth_get_verify_recover(EVP_PKEY_METHOD *pmeth,
1390 int (**pverify_recover_init) (EVP_PKEY_CTX
1391 *ctx),
1392 int (**pverify_recover) (EVP_PKEY_CTX
1393 *ctx,
1394 unsigned char
1395 *sig,
1396 size_t *siglen,
1397 const unsigned
1398 char *tbs,
1399 size_t tbslen));
1400
1401void EVP_PKEY_meth_get_signctx(EVP_PKEY_METHOD *pmeth,
1402 int (**psignctx_init) (EVP_PKEY_CTX *ctx,
1403 EVP_MD_CTX *mctx),
1404 int (**psignctx) (EVP_PKEY_CTX *ctx,
1405 unsigned char *sig,
1406 size_t *siglen,
1407 EVP_MD_CTX *mctx));
1408
1409void EVP_PKEY_meth_get_verifyctx(EVP_PKEY_METHOD *pmeth,
1410 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
1411 EVP_MD_CTX *mctx),
1412 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
1413 const unsigned char *sig,
1414 int siglen,
1415 EVP_MD_CTX *mctx));
1416
1417void EVP_PKEY_meth_get_encrypt(EVP_PKEY_METHOD *pmeth,
1418 int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1419 int (**pencryptfn) (EVP_PKEY_CTX *ctx,
1420 unsigned char *out,
1421 size_t *outlen,
1422 const unsigned char *in,
1423 size_t inlen));
1424
1425void EVP_PKEY_meth_get_decrypt(EVP_PKEY_METHOD *pmeth,
1426 int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1427 int (**pdecrypt) (EVP_PKEY_CTX *ctx,
1428 unsigned char *out,
1429 size_t *outlen,
1430 const unsigned char *in,
1431 size_t inlen));
1432
1433void EVP_PKEY_meth_get_derive(EVP_PKEY_METHOD *pmeth,
1434 int (**pderive_init) (EVP_PKEY_CTX *ctx),
1435 int (**pderive) (EVP_PKEY_CTX *ctx,
1436 unsigned char *key,
1437 size_t *keylen));
1438
1439void EVP_PKEY_meth_get_ctrl(EVP_PKEY_METHOD *pmeth,
1440 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1441 void *p2),
1442 int (**pctrl_str) (EVP_PKEY_CTX *ctx,
1443 const char *type,
1444 const char *value));
1445
1446void EVP_add_alg_module(void);
1447
1448/* BEGIN ERROR CODES */
1449/*
1450 * The following lines are auto generated by the script mkerr.pl. Any changes
1451 * made after this point may be overwritten when the script is next run.
1452 */
1453
1454int ERR_load_EVP_strings(void);
1455
1456/* Error codes for the EVP functions. */
1457
1458/* Function codes. */
1459# define EVP_F_AESNI_INIT_KEY 165
1460# define EVP_F_AES_INIT_KEY 133
1461# define EVP_F_AES_OCB_CIPHER 169
1462# define EVP_F_AES_T4_INIT_KEY 178
1463# define EVP_F_AES_WRAP_CIPHER 170
1464# define EVP_F_ALG_MODULE_INIT 177
1465# define EVP_F_CAMELLIA_INIT_KEY 159
1466# define EVP_F_CHACHA20_POLY1305_CTRL 182
1467# define EVP_F_CMLL_T4_INIT_KEY 179
1468# define EVP_F_DES_EDE3_WRAP_CIPHER 171
1469# define EVP_F_DO_SIGVER_INIT 161
1470# define EVP_F_EVP_CIPHERINIT_EX 123
1471# define EVP_F_EVP_CIPHER_CTX_COPY 163
1472# define EVP_F_EVP_CIPHER_CTX_CTRL 124
1473# define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
1474# define EVP_F_EVP_DECRYPTFINAL_EX 101
1475# define EVP_F_EVP_DECRYPTUPDATE 166
1476# define EVP_F_EVP_DIGESTINIT_EX 128
1477# define EVP_F_EVP_ENCRYPTFINAL_EX 127
1478# define EVP_F_EVP_ENCRYPTUPDATE 167
1479# define EVP_F_EVP_MD_CTX_COPY_EX 110
1480# define EVP_F_EVP_MD_SIZE 162
1481# define EVP_F_EVP_OPENINIT 102
1482# define EVP_F_EVP_PBE_ALG_ADD 115
1483# define EVP_F_EVP_PBE_ALG_ADD_TYPE 160
1484# define EVP_F_EVP_PBE_CIPHERINIT 116
1485# define EVP_F_EVP_PBE_SCRYPT 181
1486# define EVP_F_EVP_PKCS82PKEY 111
1487# define EVP_F_EVP_PKEY2PKCS8 113
1488# define EVP_F_EVP_PKEY_ASN1_ADD0 168
1489# define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
1490# define EVP_F_EVP_PKEY_CTX_CTRL 137
1491# define EVP_F_EVP_PKEY_CTX_CTRL_STR 150
1492# define EVP_F_EVP_PKEY_CTX_DUP 156
1493# define EVP_F_EVP_PKEY_DECRYPT 104
1494# define EVP_F_EVP_PKEY_DECRYPT_INIT 138
1495# define EVP_F_EVP_PKEY_DECRYPT_OLD 151
1496# define EVP_F_EVP_PKEY_DERIVE 153
1497# define EVP_F_EVP_PKEY_DERIVE_INIT 154
1498# define EVP_F_EVP_PKEY_DERIVE_SET_PEER 155
1499# define EVP_F_EVP_PKEY_ENCRYPT 105
1500# define EVP_F_EVP_PKEY_ENCRYPT_INIT 139
1501# define EVP_F_EVP_PKEY_ENCRYPT_OLD 152
1502# define EVP_F_EVP_PKEY_GET0_DH 119
1503# define EVP_F_EVP_PKEY_GET0_DSA 120
1504# define EVP_F_EVP_PKEY_GET0_EC_KEY 131
1505# define EVP_F_EVP_PKEY_GET0_HMAC 183
1506# define EVP_F_EVP_PKEY_GET0_RSA 121
1507# define EVP_F_EVP_PKEY_KEYGEN 146
1508# define EVP_F_EVP_PKEY_KEYGEN_INIT 147
1509# define EVP_F_EVP_PKEY_NEW 106
1510# define EVP_F_EVP_PKEY_PARAMGEN 148
1511# define EVP_F_EVP_PKEY_PARAMGEN_INIT 149
1512# define EVP_F_EVP_PKEY_SET1_ENGINE 187
1513# define EVP_F_EVP_PKEY_SIGN 140
1514# define EVP_F_EVP_PKEY_SIGN_INIT 141
1515# define EVP_F_EVP_PKEY_VERIFY 142
1516# define EVP_F_EVP_PKEY_VERIFY_INIT 143
1517# define EVP_F_EVP_PKEY_VERIFY_RECOVER 144
1518# define EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT 145
1519# define EVP_F_EVP_SIGNFINAL 107
1520# define EVP_F_EVP_VERIFYFINAL 108
1521# define EVP_F_INT_CTX_NEW 157
1522# define EVP_F_PKCS5_PBE_KEYIVGEN 117
1523# define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
1524# define EVP_F_PKCS5_V2_PBKDF2_KEYIVGEN 164
1525# define EVP_F_PKCS5_V2_SCRYPT_KEYIVGEN 180
1526# define EVP_F_PKEY_SET_TYPE 158
1527# define EVP_F_RC2_MAGIC_TO_METH 109
1528# define EVP_F_RC5_CTRL 125
1529
1530/* Reason codes. */
1531# define EVP_R_AES_KEY_SETUP_FAILED 143
1532# define EVP_R_BAD_DECRYPT 100
1533# define EVP_R_BUFFER_TOO_SMALL 155
1534# define EVP_R_CAMELLIA_KEY_SETUP_FAILED 157
1535# define EVP_R_CIPHER_PARAMETER_ERROR 122
1536# define EVP_R_COMMAND_NOT_SUPPORTED 147
1537# define EVP_R_COPY_ERROR 173
1538# define EVP_R_CTRL_NOT_IMPLEMENTED 132
1539# define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
1540# define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
1541# define EVP_R_DECODE_ERROR 114
1542# define EVP_R_DIFFERENT_KEY_TYPES 101
1543# define EVP_R_DIFFERENT_PARAMETERS 153
1544# define EVP_R_ERROR_LOADING_SECTION 165
1545# define EVP_R_ERROR_SETTING_FIPS_MODE 166
1546# define EVP_R_EXPECTING_AN_HMAC_KEY 174
1547# define EVP_R_EXPECTING_AN_RSA_KEY 127
1548# define EVP_R_EXPECTING_A_DH_KEY 128
1549# define EVP_R_EXPECTING_A_DSA_KEY 129
1550# define EVP_R_EXPECTING_A_EC_KEY 142
1551# define EVP_R_FIPS_MODE_NOT_SUPPORTED 167
1552# define EVP_R_ILLEGAL_SCRYPT_PARAMETERS 171
1553# define EVP_R_INITIALIZATION_ERROR 134
1554# define EVP_R_INPUT_NOT_INITIALIZED 111
1555# define EVP_R_INVALID_DIGEST 152
1556# define EVP_R_INVALID_FIPS_MODE 168
1557# define EVP_R_INVALID_KEY 163
1558# define EVP_R_INVALID_KEY_LENGTH 130
1559# define EVP_R_INVALID_OPERATION 148
1560# define EVP_R_KEYGEN_FAILURE 120
1561# define EVP_R_MEMORY_LIMIT_EXCEEDED 172
1562# define EVP_R_MESSAGE_DIGEST_IS_NULL 159
1563# define EVP_R_METHOD_NOT_SUPPORTED 144
1564# define EVP_R_MISSING_PARAMETERS 103
1565# define EVP_R_NO_CIPHER_SET 131
1566# define EVP_R_NO_DEFAULT_DIGEST 158
1567# define EVP_R_NO_DIGEST_SET 139
1568# define EVP_R_NO_KEY_SET 154
1569# define EVP_R_NO_OPERATION_SET 149
1570# define EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE 150
1571# define EVP_R_OPERATON_NOT_INITIALIZED 151
1572# define EVP_R_PARTIALLY_OVERLAPPING 162
1573# define EVP_R_PKEY_ASN1_METHOD_ALREADY_REGISTERED 164
1574# define EVP_R_PRIVATE_KEY_DECODE_ERROR 145
1575# define EVP_R_PRIVATE_KEY_ENCODE_ERROR 146
1576# define EVP_R_PUBLIC_KEY_NOT_RSA 106
1577# define EVP_R_UNKNOWN_CIPHER 160
1578# define EVP_R_UNKNOWN_DIGEST 161
1579# define EVP_R_UNKNOWN_OPTION 169
1580# define EVP_R_UNKNOWN_PBE_ALGORITHM 121
1581# define EVP_R_UNSUPPORTED_ALGORITHM 156
1582# define EVP_R_UNSUPPORTED_CIPHER 107
1583# define EVP_R_UNSUPPORTED_KEYLENGTH 123
1584# define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
1585# define EVP_R_UNSUPPORTED_KEY_SIZE 108
1586# define EVP_R_UNSUPPORTED_NUMBER_OF_ROUNDS 135
1587# define EVP_R_UNSUPPORTED_PRF 125
1588# define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
1589# define EVP_R_UNSUPPORTED_SALT_TYPE 126
1590# define EVP_R_WRAP_MODE_NOT_ALLOWED 170
1591# define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
1592
1593# ifdef __cplusplus
1594}
1595# endif
1596#endif
1597