134 	const struct ssh_digest *digest = ssh_digest_by_alg(alg);  in ssh_digest_alg_name()  local
136 	return digest == NULL ? NULL : digest->name;  in ssh_digest_alg_name()
142 	const struct ssh_digest *digest = ssh_digest_by_alg(alg);  in ssh_digest_bytes()  local
144 	return digest == NULL ? 0 : digest->digest_len;  in ssh_digest_bytes()
150 	const struct ssh_digest *digest = ssh_digest_by_alg(ctx->alg);  in ssh_digest_blocksize()  local
152 	return digest == NULL ? 0 : digest->block_len;  in ssh_digest_blocksize()
158 	const struct ssh_digest *digest = ssh_digest_by_alg(alg);  in ssh_digest_start()  local
161 	if (digest == NULL || (ret = calloc(1, sizeof(*ret))) == NULL)  in ssh_digest_start()
163 	if ((ret->mdctx = calloc(1, digest->ctx_len)) == NULL) {  in ssh_digest_start()
168 	digest->md_init(ret->mdctx);  in ssh_digest_start()
175 	const struct ssh_digest *digest = ssh_digest_by_alg(from->alg);  in ssh_digest_copy_state()  local
177 	if (digest == NULL || from->alg != to->alg)  in ssh_digest_copy_state()
179 	memcpy(to->mdctx, from->mdctx, digest->ctx_len);  in ssh_digest_copy_state()
186 	const struct ssh_digest *digest = ssh_digest_by_alg(ctx->alg);  in ssh_digest_update()  local
188 	if (digest == NULL)  in ssh_digest_update()
190 	digest->md_update(ctx->mdctx, m, mlen);  in ssh_digest_update()
203 	const struct ssh_digest *digest = ssh_digest_by_alg(ctx->alg);  in ssh_digest_final()  local
205 	if (digest == NULL)  in ssh_digest_final()
209 	if (dlen < digest->digest_len) /* No truncation allowed */  in ssh_digest_final()
211 	digest->md_final(d, ctx->mdctx);  in ssh_digest_final()
218 	const struct ssh_digest *digest;  in ssh_digest_free()  local
221 		digest = ssh_digest_by_alg(ctx->alg);  in ssh_digest_free()
222 		if (digest) {  in ssh_digest_free()
223 			explicit_bzero(ctx->mdctx, digest->ctx_len);  in ssh_digest_free()