32 	lws_cose_sig_alg_t *alg = lws_zalloc(sizeof(*alg), __func__);  in lws_cose_val_alg_create()  local
38 	if (!alg)  in lws_cose_val_alg_create()
41 	alg->cose_alg = cose_alg;  in lws_cose_val_alg_create()
42 	alg->cose_key = ck;  in lws_cose_val_alg_create()
51 		alg->keybits = 256;  in lws_cose_val_alg_create()
56 		alg->keybits = 384;  in lws_cose_val_alg_create()
61 		alg->keybits = 521;  in lws_cose_val_alg_create()
70 		if (lws_genhash_init(&alg->hash_ctx, gh))  in lws_cose_val_alg_create()
73 		if (lws_genecdsa_create(&alg->u.ecdsactx, cx, lws_ec_curves)) {  in lws_cose_val_alg_create()
79 		if (lws_genecdsa_set_key(&alg->u.ecdsactx, ck->e)) {  in lws_cose_val_alg_create()
90 		alg->keybits = 64;  in lws_cose_val_alg_create()
94 		alg->keybits = 256;  in lws_cose_val_alg_create()
98 		alg->keybits = 384;  in lws_cose_val_alg_create()
102 		alg->keybits = 512;  in lws_cose_val_alg_create()
110 		if (lws_genhmac_init(&alg->u.hmacctx, ghm, ke->buf, ke->len))  in lws_cose_val_alg_create()
132 		alg->keybits = (int)ck->e[LWS_GENCRYPTO_RSA_KEYEL_N].len * 8;  in lws_cose_val_alg_create()
134 		if (lws_genhash_init(&alg->hash_ctx, gh))  in lws_cose_val_alg_create()
137 		if (lws_genrsa_create(&alg->u.rsactx, ck->e, cx,  in lws_cose_val_alg_create()
150 	return alg;  in lws_cose_val_alg_create()
153 	lws_genec_destroy(&alg->u.ecdsactx);  in lws_cose_val_alg_create()
155 	lws_genhash_destroy(&alg->hash_ctx, NULL);  in lws_cose_val_alg_create()
157 	lws_free(alg);  in lws_cose_val_alg_create()
164 	lws_free(alg);  in lws_cose_val_alg_create()
170 lws_cose_val_alg_hash(lws_cose_sig_alg_t *alg, const uint8_t *in, size_t in_len)  in lws_cose_val_alg_hash()  argument
176 	switch (alg->cose_alg) {  in lws_cose_val_alg_hash()
181 		return lws_genhmac_update(&alg->u.hmacctx, in, in_len);  in lws_cose_val_alg_hash()
184 	return lws_genhash_update(&alg->hash_ctx, in, in_len);  in lws_cose_val_alg_hash()
193 	lws_cose_sig_alg_t *alg = *_alg;  in lws_cose_val_alg_destroy()  local
199 	lws_dll2_remove(&alg->list);  in lws_cose_val_alg_destroy()
200 	ht = alg->hash_ctx.type;  in lws_cose_val_alg_destroy()
201 	keybits = alg->keybits;  in lws_cose_val_alg_destroy()
206 		res->cose_key = alg->cose_key;  in lws_cose_val_alg_destroy()
207 		res->cose_alg = alg->cose_alg;  in lws_cose_val_alg_destroy()
213 	switch (alg->cose_alg) {  in lws_cose_val_alg_destroy()
217 		hs = lws_genhash_size(alg->hash_ctx.type);  in lws_cose_val_alg_destroy()
218 		lws_genhash_destroy(&alg->hash_ctx, digest);  in lws_cose_val_alg_destroy()
224 						&alg->u.ecdsactx, digest, ht,  in lws_cose_val_alg_destroy()
226 		lws_genec_destroy(&alg->u.ecdsactx);  in lws_cose_val_alg_destroy()
233 		shs = hs = lws_genhmac_size(alg->u.hmacctx.type);  in lws_cose_val_alg_destroy()
234 		if (alg->cose_alg == LWSCOSE_WKAHMAC_256_64)  in lws_cose_val_alg_destroy()
237 		if (lws_genhmac_destroy(&alg->u.hmacctx, digest)) {  in lws_cose_val_alg_destroy()
259 		if (!lws_genhash_destroy(&alg->hash_ctx, digest) &&  in lws_cose_val_alg_destroy()
260 		    !alg->failed &&  in lws_cose_val_alg_destroy()
261 		    lws_genrsa_hash_sig_verify(&alg->u.rsactx, digest,  in lws_cose_val_alg_destroy()
262 					 alg->hash_ctx.type,  in lws_cose_val_alg_destroy()
269 		lws_genrsa_destroy(&alg->u.rsactx);  in lws_cose_val_alg_destroy()