1*e7be843bSPierre Pronchery /*
2*e7be843bSPierre Pronchery * Copyright 2024-2025 The OpenSSL Project Authors. All Rights Reserved.
3*e7be843bSPierre Pronchery *
4*e7be843bSPierre Pronchery * Licensed under the Apache License 2.0 (the "License");
5*e7be843bSPierre Pronchery * you may not use this file except in compliance with the License.
6*e7be843bSPierre Pronchery * You may obtain a copy of the License at
7*e7be843bSPierre Pronchery * https://www.openssl.org/source/license.html
8*e7be843bSPierre Pronchery * or in the file LICENSE in the source distribution.
9*e7be843bSPierre Pronchery */
10*e7be843bSPierre Pronchery
11*e7be843bSPierre Pronchery #include <string.h>
12*e7be843bSPierre Pronchery #include <openssl/core_names.h>
13*e7be843bSPierre Pronchery #include <openssl/core_object.h>
14*e7be843bSPierre Pronchery #include <openssl/rand.h>
15*e7be843bSPierre Pronchery #include <openssl/provider.h>
16*e7be843bSPierre Pronchery #include <openssl/proverr.h>
17*e7be843bSPierre Pronchery #include <openssl/param_build.h>
18*e7be843bSPierre Pronchery #include "testutil.h"
19*e7be843bSPierre Pronchery #include "fake_cipherprov.h"
20*e7be843bSPierre Pronchery
21*e7be843bSPierre Pronchery #define MAX_KEYNAME 32
22*e7be843bSPierre Pronchery #define FAKE_KEY_LEN 16
23*e7be843bSPierre Pronchery
24*e7be843bSPierre Pronchery typedef struct prov_cipher_fake_ctx_st {
25*e7be843bSPierre Pronchery char key_name[MAX_KEYNAME];
26*e7be843bSPierre Pronchery unsigned char key[FAKE_KEY_LEN];
27*e7be843bSPierre Pronchery } PROV_CIPHER_FAKE_CTX;
28*e7be843bSPierre Pronchery
ctx_from_key_params(PROV_CIPHER_FAKE_CTX * pctx,const OSSL_PARAM * params)29*e7be843bSPierre Pronchery static int ctx_from_key_params(PROV_CIPHER_FAKE_CTX *pctx, const OSSL_PARAM *params)
30*e7be843bSPierre Pronchery {
31*e7be843bSPierre Pronchery const OSSL_PARAM *p;
32*e7be843bSPierre Pronchery char key_name[MAX_KEYNAME];
33*e7be843bSPierre Pronchery char *pval = key_name;
34*e7be843bSPierre Pronchery
35*e7be843bSPierre Pronchery memset(key_name, 0, MAX_KEYNAME);
36*e7be843bSPierre Pronchery
37*e7be843bSPierre Pronchery p = OSSL_PARAM_locate_const(params, FAKE_CIPHER_PARAM_KEY_NAME);
38*e7be843bSPierre Pronchery if (p != NULL) {
39*e7be843bSPierre Pronchery if (!OSSL_PARAM_get_utf8_string(p, &pval, sizeof(key_name))) {
40*e7be843bSPierre Pronchery ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
41*e7be843bSPierre Pronchery return 0;
42*e7be843bSPierre Pronchery }
43*e7be843bSPierre Pronchery
44*e7be843bSPierre Pronchery memcpy(pctx->key_name, key_name, sizeof(key_name));
45*e7be843bSPierre Pronchery }
46*e7be843bSPierre Pronchery
47*e7be843bSPierre Pronchery p = OSSL_PARAM_locate_const(params, OSSL_SKEY_PARAM_RAW_BYTES);
48*e7be843bSPierre Pronchery if (p != NULL) {
49*e7be843bSPierre Pronchery size_t data_size = p->data_size;
50*e7be843bSPierre Pronchery
51*e7be843bSPierre Pronchery if (data_size > FAKE_KEY_LEN)
52*e7be843bSPierre Pronchery data_size = FAKE_KEY_LEN;
53*e7be843bSPierre Pronchery memcpy(pctx->key, p->data, data_size);
54*e7be843bSPierre Pronchery }
55*e7be843bSPierre Pronchery
56*e7be843bSPierre Pronchery return 1;
57*e7be843bSPierre Pronchery }
58*e7be843bSPierre Pronchery
fake_skeymgmt_free(void * keydata)59*e7be843bSPierre Pronchery static void fake_skeymgmt_free(void *keydata)
60*e7be843bSPierre Pronchery {
61*e7be843bSPierre Pronchery OPENSSL_free(keydata);
62*e7be843bSPierre Pronchery }
63*e7be843bSPierre Pronchery
fake_skeymgmt_import(void * provctx,int selection,const OSSL_PARAM * p)64*e7be843bSPierre Pronchery static void *fake_skeymgmt_import(void *provctx, int selection, const OSSL_PARAM *p)
65*e7be843bSPierre Pronchery {
66*e7be843bSPierre Pronchery PROV_CIPHER_FAKE_CTX *ctx = NULL;
67*e7be843bSPierre Pronchery
68*e7be843bSPierre Pronchery if (!TEST_ptr(ctx = OPENSSL_zalloc(sizeof(PROV_CIPHER_FAKE_CTX))))
69*e7be843bSPierre Pronchery return 0;
70*e7be843bSPierre Pronchery
71*e7be843bSPierre Pronchery if (ctx_from_key_params(ctx, p) != 1) {
72*e7be843bSPierre Pronchery OPENSSL_free(ctx);
73*e7be843bSPierre Pronchery return NULL;
74*e7be843bSPierre Pronchery }
75*e7be843bSPierre Pronchery
76*e7be843bSPierre Pronchery return ctx;
77*e7be843bSPierre Pronchery }
78*e7be843bSPierre Pronchery
fake_skeymgmt_export(void * keydata,int selection,OSSL_CALLBACK * param_callback,void * cbarg)79*e7be843bSPierre Pronchery static int fake_skeymgmt_export(void *keydata, int selection,
80*e7be843bSPierre Pronchery OSSL_CALLBACK *param_callback, void *cbarg)
81*e7be843bSPierre Pronchery {
82*e7be843bSPierre Pronchery OSSL_PARAM params[3];
83*e7be843bSPierre Pronchery PROV_CIPHER_FAKE_CTX *ctx = (PROV_CIPHER_FAKE_CTX *)keydata;
84*e7be843bSPierre Pronchery OSSL_PARAM *p = params;
85*e7be843bSPierre Pronchery
86*e7be843bSPierre Pronchery if (selection & OSSL_SKEYMGMT_SELECT_PARAMETERS) {
87*e7be843bSPierre Pronchery *p = OSSL_PARAM_construct_utf8_string(FAKE_CIPHER_PARAM_KEY_NAME,
88*e7be843bSPierre Pronchery ctx->key_name,
89*e7be843bSPierre Pronchery strlen(ctx->key_name));
90*e7be843bSPierre Pronchery p++;
91*e7be843bSPierre Pronchery }
92*e7be843bSPierre Pronchery
93*e7be843bSPierre Pronchery if (selection & OSSL_SKEYMGMT_SELECT_SECRET_KEY) {
94*e7be843bSPierre Pronchery *p = OSSL_PARAM_construct_octet_string(OSSL_SKEY_PARAM_RAW_BYTES,
95*e7be843bSPierre Pronchery ctx->key,
96*e7be843bSPierre Pronchery sizeof(ctx->key));
97*e7be843bSPierre Pronchery p++;
98*e7be843bSPierre Pronchery }
99*e7be843bSPierre Pronchery *p = OSSL_PARAM_construct_end();
100*e7be843bSPierre Pronchery
101*e7be843bSPierre Pronchery return param_callback(params, cbarg);
102*e7be843bSPierre Pronchery }
103*e7be843bSPierre Pronchery
104*e7be843bSPierre Pronchery static const OSSL_DISPATCH fake_skeymgmt_funcs[] = {
105*e7be843bSPierre Pronchery { OSSL_FUNC_SKEYMGMT_FREE, (void (*)(void))fake_skeymgmt_free },
106*e7be843bSPierre Pronchery { OSSL_FUNC_SKEYMGMT_IMPORT, (void (*)(void))fake_skeymgmt_import },
107*e7be843bSPierre Pronchery { OSSL_FUNC_SKEYMGMT_EXPORT, (void (*)(void))fake_skeymgmt_export },
108*e7be843bSPierre Pronchery OSSL_DISPATCH_END
109*e7be843bSPierre Pronchery };
110*e7be843bSPierre Pronchery
111*e7be843bSPierre Pronchery static const OSSL_ALGORITHM fake_skeymgmt_algs[] = {
112*e7be843bSPierre Pronchery { "fake_cipher", FAKE_CIPHER_FETCH_PROPS, fake_skeymgmt_funcs, "Fake Cipher Key Management" },
113*e7be843bSPierre Pronchery { NULL, NULL, NULL, NULL }
114*e7be843bSPierre Pronchery };
115*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_newctx_fn fake_newctx;
116*e7be843bSPierre Pronchery
fake_newctx(void * provctx)117*e7be843bSPierre Pronchery static void *fake_newctx(void *provctx)
118*e7be843bSPierre Pronchery {
119*e7be843bSPierre Pronchery return OPENSSL_zalloc(sizeof(PROV_CIPHER_FAKE_CTX));
120*e7be843bSPierre Pronchery }
121*e7be843bSPierre Pronchery
122*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_freectx_fn fake_freectx;
fake_freectx(void * vctx)123*e7be843bSPierre Pronchery static void fake_freectx(void *vctx)
124*e7be843bSPierre Pronchery {
125*e7be843bSPierre Pronchery OPENSSL_free(vctx);
126*e7be843bSPierre Pronchery }
127*e7be843bSPierre Pronchery
fake_skey_init(PROV_CIPHER_FAKE_CTX * ctx,void * pkeyparam,const unsigned char * iv,size_t ivlen,const OSSL_PARAM params[])128*e7be843bSPierre Pronchery static int fake_skey_init(PROV_CIPHER_FAKE_CTX *ctx, void *pkeyparam,
129*e7be843bSPierre Pronchery const unsigned char *iv, size_t ivlen,
130*e7be843bSPierre Pronchery const OSSL_PARAM params[])
131*e7be843bSPierre Pronchery {
132*e7be843bSPierre Pronchery if (pkeyparam != NULL)
133*e7be843bSPierre Pronchery memcpy(ctx, pkeyparam, sizeof(PROV_CIPHER_FAKE_CTX));
134*e7be843bSPierre Pronchery
135*e7be843bSPierre Pronchery return 1;
136*e7be843bSPierre Pronchery }
137*e7be843bSPierre Pronchery
138*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_encrypt_skey_init_fn fake_skey_einit;
fake_skey_einit(void * vctx,void * pkeyparam,const unsigned char * iv,size_t ivlen,const OSSL_PARAM params[])139*e7be843bSPierre Pronchery static int fake_skey_einit(void *vctx, void *pkeyparam,
140*e7be843bSPierre Pronchery const unsigned char *iv, size_t ivlen,
141*e7be843bSPierre Pronchery const OSSL_PARAM params[])
142*e7be843bSPierre Pronchery {
143*e7be843bSPierre Pronchery PROV_CIPHER_FAKE_CTX *ctx = (PROV_CIPHER_FAKE_CTX *)vctx;
144*e7be843bSPierre Pronchery
145*e7be843bSPierre Pronchery if (fake_skey_init(ctx, pkeyparam, iv, ivlen, params) != 1)
146*e7be843bSPierre Pronchery return 0;
147*e7be843bSPierre Pronchery
148*e7be843bSPierre Pronchery return 1;
149*e7be843bSPierre Pronchery }
150*e7be843bSPierre Pronchery
151*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_decrypt_skey_init_fn fake_skey_dinit;
fake_skey_dinit(void * vctx,void * pkeyparam,const unsigned char * iv,size_t ivlen,const OSSL_PARAM params[])152*e7be843bSPierre Pronchery static int fake_skey_dinit(void *vctx, void *pkeyparam,
153*e7be843bSPierre Pronchery const unsigned char *iv, size_t ivlen,
154*e7be843bSPierre Pronchery const OSSL_PARAM params[])
155*e7be843bSPierre Pronchery {
156*e7be843bSPierre Pronchery PROV_CIPHER_FAKE_CTX *ctx = (PROV_CIPHER_FAKE_CTX *)vctx;
157*e7be843bSPierre Pronchery
158*e7be843bSPierre Pronchery if (fake_skey_init(ctx, pkeyparam, iv, ivlen, params) != 1)
159*e7be843bSPierre Pronchery return 0;
160*e7be843bSPierre Pronchery
161*e7be843bSPierre Pronchery return 1;
162*e7be843bSPierre Pronchery }
163*e7be843bSPierre Pronchery
164*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_cipher_fn fake_cipher;
fake_cipher(void * vctx,unsigned char * out,size_t * outl,size_t outsize,const unsigned char * in,size_t inl)165*e7be843bSPierre Pronchery static int fake_cipher(void *vctx, unsigned char *out, size_t *outl,
166*e7be843bSPierre Pronchery size_t outsize, const unsigned char *in, size_t inl)
167*e7be843bSPierre Pronchery {
168*e7be843bSPierre Pronchery PROV_CIPHER_FAKE_CTX *ctx = (PROV_CIPHER_FAKE_CTX *)vctx;
169*e7be843bSPierre Pronchery size_t i;
170*e7be843bSPierre Pronchery
171*e7be843bSPierre Pronchery if (out == NULL || outsize < inl)
172*e7be843bSPierre Pronchery return 0;
173*e7be843bSPierre Pronchery if (in != out)
174*e7be843bSPierre Pronchery memcpy(out, in, inl);
175*e7be843bSPierre Pronchery for (i = 0; i < inl; i++)
176*e7be843bSPierre Pronchery out[i] ^= ctx->key[i % FAKE_KEY_LEN];
177*e7be843bSPierre Pronchery *outl = inl;
178*e7be843bSPierre Pronchery return 1;
179*e7be843bSPierre Pronchery }
180*e7be843bSPierre Pronchery
181*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_final_fn fake_final;
fake_final(void * vctx,unsigned char * out,size_t * outl,size_t outsize)182*e7be843bSPierre Pronchery static int fake_final(void *vctx, unsigned char *out, size_t *outl,
183*e7be843bSPierre Pronchery size_t outsize)
184*e7be843bSPierre Pronchery {
185*e7be843bSPierre Pronchery *outl = 0;
186*e7be843bSPierre Pronchery return 1;
187*e7be843bSPierre Pronchery }
188*e7be843bSPierre Pronchery
189*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_get_params_fn fake_get_params;
fake_get_params(OSSL_PARAM params[])190*e7be843bSPierre Pronchery static int fake_get_params(OSSL_PARAM params[])
191*e7be843bSPierre Pronchery {
192*e7be843bSPierre Pronchery /* FIXME copy of ossl_cipher_generic_get_params */
193*e7be843bSPierre Pronchery OSSL_PARAM *p;
194*e7be843bSPierre Pronchery
195*e7be843bSPierre Pronchery p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
196*e7be843bSPierre Pronchery if (p != NULL && !OSSL_PARAM_set_size_t(p, 1)) {
197*e7be843bSPierre Pronchery ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
198*e7be843bSPierre Pronchery return 0;
199*e7be843bSPierre Pronchery }
200*e7be843bSPierre Pronchery p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_BLOCK_SIZE);
201*e7be843bSPierre Pronchery if (p != NULL && !OSSL_PARAM_set_size_t(p, 1)) {
202*e7be843bSPierre Pronchery ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
203*e7be843bSPierre Pronchery return 0;
204*e7be843bSPierre Pronchery }
205*e7be843bSPierre Pronchery return 1;
206*e7be843bSPierre Pronchery }
207*e7be843bSPierre Pronchery
208*e7be843bSPierre Pronchery static const OSSL_PARAM fake_known_gettable_ctx_params[] = {
209*e7be843bSPierre Pronchery OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
210*e7be843bSPierre Pronchery OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_BLOCK_SIZE, NULL),
211*e7be843bSPierre Pronchery OSSL_PARAM_END
212*e7be843bSPierre Pronchery };
213*e7be843bSPierre Pronchery
214*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_gettable_ctx_params_fn fake_gettable_ctx_params;
fake_gettable_ctx_params(ossl_unused void * cctx,ossl_unused void * provctx)215*e7be843bSPierre Pronchery static const OSSL_PARAM *fake_gettable_ctx_params(ossl_unused void *cctx,
216*e7be843bSPierre Pronchery ossl_unused void *provctx)
217*e7be843bSPierre Pronchery {
218*e7be843bSPierre Pronchery return fake_known_gettable_ctx_params;
219*e7be843bSPierre Pronchery }
220*e7be843bSPierre Pronchery
221*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_get_ctx_params_fn fake_get_ctx_params;
fake_get_ctx_params(void * vctx,OSSL_PARAM params[])222*e7be843bSPierre Pronchery static int fake_get_ctx_params(void *vctx, OSSL_PARAM params[])
223*e7be843bSPierre Pronchery {
224*e7be843bSPierre Pronchery OSSL_PARAM *p;
225*e7be843bSPierre Pronchery
226*e7be843bSPierre Pronchery p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
227*e7be843bSPierre Pronchery if (p != NULL && !OSSL_PARAM_set_size_t(p, 0)) {
228*e7be843bSPierre Pronchery ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
229*e7be843bSPierre Pronchery return 0;
230*e7be843bSPierre Pronchery }
231*e7be843bSPierre Pronchery p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
232*e7be843bSPierre Pronchery if (p != NULL && !OSSL_PARAM_set_size_t(p, sizeof((PROV_CIPHER_FAKE_CTX *)vctx)->key)) {
233*e7be843bSPierre Pronchery ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
234*e7be843bSPierre Pronchery return 0;
235*e7be843bSPierre Pronchery }
236*e7be843bSPierre Pronchery return 1;
237*e7be843bSPierre Pronchery }
238*e7be843bSPierre Pronchery
239*e7be843bSPierre Pronchery static const OSSL_PARAM fake_known_settable_ctx_params[] = {
240*e7be843bSPierre Pronchery OSSL_PARAM_utf8_string(FAKE_CIPHER_PARAM_KEY_NAME, NULL, 0),
241*e7be843bSPierre Pronchery OSSL_PARAM_END
242*e7be843bSPierre Pronchery };
243*e7be843bSPierre Pronchery
244*e7be843bSPierre Pronchery static OSSL_FUNC_cipher_settable_ctx_params_fn fake_settable_ctx_params;
fake_settable_ctx_params(ossl_unused void * cctx,ossl_unused void * provctx)245*e7be843bSPierre Pronchery static const OSSL_PARAM *fake_settable_ctx_params(ossl_unused void *cctx,
246*e7be843bSPierre Pronchery ossl_unused void *provctx)
247*e7be843bSPierre Pronchery {
248*e7be843bSPierre Pronchery return fake_known_settable_ctx_params;
249*e7be843bSPierre Pronchery }
250*e7be843bSPierre Pronchery
251*e7be843bSPierre Pronchery static const OSSL_DISPATCH ossl_fake_functions[] = {
252*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_NEWCTX,
253*e7be843bSPierre Pronchery (void (*)(void)) fake_newctx },
254*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_FREECTX, (void (*)(void)) fake_freectx },
255*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) fake_newctx },
256*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_UPDATE, (void (*)(void)) fake_cipher },
257*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_FINAL, (void (*)(void)) fake_final },
258*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_CIPHER, (void (*)(void)) fake_cipher },
259*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void)) fake_get_params },
260*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_GET_CTX_PARAMS, (void (*)(void)) fake_get_ctx_params },
261*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS,
262*e7be843bSPierre Pronchery (void (*)(void)) fake_gettable_ctx_params },
263*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS,
264*e7be843bSPierre Pronchery (void (*)(void)) fake_settable_ctx_params },
265*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_ENCRYPT_SKEY_INIT, (void (*)(void)) fake_skey_einit },
266*e7be843bSPierre Pronchery { OSSL_FUNC_CIPHER_DECRYPT_SKEY_INIT, (void (*)(void)) fake_skey_dinit },
267*e7be843bSPierre Pronchery OSSL_DISPATCH_END
268*e7be843bSPierre Pronchery };
269*e7be843bSPierre Pronchery
270*e7be843bSPierre Pronchery static const OSSL_ALGORITHM fake_cipher_algs[] = {
271*e7be843bSPierre Pronchery { "fake_cipher", FAKE_CIPHER_FETCH_PROPS, ossl_fake_functions},
272*e7be843bSPierre Pronchery { NULL, NULL, NULL }
273*e7be843bSPierre Pronchery };
274*e7be843bSPierre Pronchery
fake_cipher_query(void * provctx,int operation_id,int * no_cache)275*e7be843bSPierre Pronchery static const OSSL_ALGORITHM *fake_cipher_query(void *provctx,
276*e7be843bSPierre Pronchery int operation_id,
277*e7be843bSPierre Pronchery int *no_cache)
278*e7be843bSPierre Pronchery {
279*e7be843bSPierre Pronchery *no_cache = 0;
280*e7be843bSPierre Pronchery switch (operation_id) {
281*e7be843bSPierre Pronchery case OSSL_OP_CIPHER:
282*e7be843bSPierre Pronchery return fake_cipher_algs;
283*e7be843bSPierre Pronchery case OSSL_OP_SKEYMGMT:
284*e7be843bSPierre Pronchery return fake_skeymgmt_algs;
285*e7be843bSPierre Pronchery }
286*e7be843bSPierre Pronchery return NULL;
287*e7be843bSPierre Pronchery }
288*e7be843bSPierre Pronchery
289*e7be843bSPierre Pronchery /* Functions we provide to the core */
290*e7be843bSPierre Pronchery static const OSSL_DISPATCH fake_cipher_method[] = {
291*e7be843bSPierre Pronchery { OSSL_FUNC_PROVIDER_TEARDOWN, (void (*)(void))OSSL_LIB_CTX_free },
292*e7be843bSPierre Pronchery { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))fake_cipher_query },
293*e7be843bSPierre Pronchery OSSL_DISPATCH_END
294*e7be843bSPierre Pronchery };
295*e7be843bSPierre Pronchery
fake_cipher_provider_init(const OSSL_CORE_HANDLE * handle,const OSSL_DISPATCH * in,const OSSL_DISPATCH ** out,void ** provctx)296*e7be843bSPierre Pronchery static int fake_cipher_provider_init(const OSSL_CORE_HANDLE *handle,
297*e7be843bSPierre Pronchery const OSSL_DISPATCH *in,
298*e7be843bSPierre Pronchery const OSSL_DISPATCH **out, void **provctx)
299*e7be843bSPierre Pronchery {
300*e7be843bSPierre Pronchery if (!TEST_ptr(*provctx = OSSL_LIB_CTX_new()))
301*e7be843bSPierre Pronchery return 0;
302*e7be843bSPierre Pronchery *out = fake_cipher_method;
303*e7be843bSPierre Pronchery return 1;
304*e7be843bSPierre Pronchery }
305*e7be843bSPierre Pronchery
fake_cipher_start(OSSL_LIB_CTX * libctx)306*e7be843bSPierre Pronchery OSSL_PROVIDER *fake_cipher_start(OSSL_LIB_CTX *libctx)
307*e7be843bSPierre Pronchery {
308*e7be843bSPierre Pronchery OSSL_PROVIDER *p;
309*e7be843bSPierre Pronchery
310*e7be843bSPierre Pronchery if (!TEST_true(OSSL_PROVIDER_add_builtin(libctx, FAKE_PROV_NAME,
311*e7be843bSPierre Pronchery fake_cipher_provider_init))
312*e7be843bSPierre Pronchery || !TEST_ptr(p = OSSL_PROVIDER_try_load(libctx, FAKE_PROV_NAME, 1)))
313*e7be843bSPierre Pronchery return NULL;
314*e7be843bSPierre Pronchery
315*e7be843bSPierre Pronchery return p;
316*e7be843bSPierre Pronchery }
317*e7be843bSPierre Pronchery
fake_cipher_finish(OSSL_PROVIDER * p)318*e7be843bSPierre Pronchery void fake_cipher_finish(OSSL_PROVIDER *p)
319*e7be843bSPierre Pronchery {
320*e7be843bSPierre Pronchery OSSL_PROVIDER_unload(p);
321*e7be843bSPierre Pronchery }
322