#ifndef FIPS_MODE
int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params)
{
+ if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx)
+ && ctx->op.kex.exchprovctx != NULL
+ && ctx->op.kex.exchange != NULL
+ && ctx->op.kex.exchange->get_ctx_params != NULL)
+ return ctx->op.kex.exchange->get_ctx_params(ctx->op.kex.exchprovctx,
+ params);
if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)
&& ctx->op.sig.sigprovctx != NULL
&& ctx->op.sig.signature != NULL
const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx)
{
+ if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx)
+ && ctx->op.kex.exchange != NULL
+ && ctx->op.kex.exchange->gettable_ctx_params != NULL)
+ return ctx->op.kex.exchange->gettable_ctx_params();
if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)
&& ctx->op.sig.signature != NULL
&& ctx->op.sig.signature->gettable_ctx_params != NULL)
return NULL;
}
+/*
+ * Internal helpers for stricter EVP_PKEY_CTX_{set,get}_params().
+ *
+ * Return 1 on success, 0 or negative for errors.
+ *
+ * In particular they return -2 if any of the params is not supported.
+ *
+ * They are not available in FIPS_MODE as they depend on
+ * - EVP_PKEY_CTX_{get,set}_params()
+ * - EVP_PKEY_CTX_{gettable,settable}_params()
+ *
+ */
+int evp_pkey_ctx_set_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params)
+{
+ const OSSL_PARAM *p;
+
+ if (ctx == NULL || params == NULL)
+ return 0;
+
+ for (p = params; p->key != NULL; p++) {
+ /* Check the ctx actually understands this parameter */
+ if (OSSL_PARAM_locate_const(EVP_PKEY_CTX_settable_params(ctx),
+ p->key) == NULL )
+ return -2;
+ }
+
+ return EVP_PKEY_CTX_set_params(ctx, params);
+}
+
+int evp_pkey_ctx_get_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params)
+{
+ const OSSL_PARAM *p;
+
+ if (ctx == NULL || params == NULL)
+ return 0;
+
+ for (p = params; p->key != NULL; p++ ) {
+ /* Check the ctx actually understands this parameter */
+ if (OSSL_PARAM_locate_const(EVP_PKEY_CTX_gettable_params(ctx),
+ p->key) == NULL )
+ return -2;
+ }
+
+ return EVP_PKEY_CTX_get_params(ctx, params);
+}
+
# ifndef OPENSSL_NO_DH
int EVP_PKEY_CTX_set_dh_pad(EVP_PKEY_CTX *ctx, int pad)
{
static int legacy_ctrl_to_param(EVP_PKEY_CTX *ctx, int keytype, int optype,
int cmd, int p1, void *p2)
{
- switch (cmd) {
# ifndef OPENSSL_NO_DH
- case EVP_PKEY_CTRL_DH_PAD:
- return EVP_PKEY_CTX_set_dh_pad(ctx, p1);
+ if (keytype == EVP_PKEY_DH) {
+ switch (cmd) {
+ case EVP_PKEY_CTRL_DH_PAD:
+ return EVP_PKEY_CTX_set_dh_pad(ctx, p1);
+ }
+ }
+# endif
+# ifndef OPENSSL_NO_EC
+ if (keytype == EVP_PKEY_EC) {
+ switch (cmd) {
+ case EVP_PKEY_CTRL_EC_ECDH_COFACTOR:
+ if (p1 == -2) {
+ return EVP_PKEY_CTX_get_ecdh_cofactor_mode(ctx);
+ } else if (p1 < -1 || p1 > 1) {
+ /* Uses the same return values as EVP_PKEY_CTX_ctrl */
+ return -2;
+ } else {
+ return EVP_PKEY_CTX_set_ecdh_cofactor_mode(ctx, p1);
+ }
+ case EVP_PKEY_CTRL_EC_KDF_TYPE:
+ if (p1 == -2) {
+ return EVP_PKEY_CTX_get_ecdh_kdf_type(ctx);
+ } else {
+ return EVP_PKEY_CTX_set_ecdh_kdf_type(ctx, p1);
+ }
+ case EVP_PKEY_CTRL_GET_EC_KDF_MD:
+ return EVP_PKEY_CTX_get_ecdh_kdf_md(ctx, p2);
+ case EVP_PKEY_CTRL_EC_KDF_MD:
+ return EVP_PKEY_CTX_set_ecdh_kdf_md(ctx, p2);
+ case EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN:
+ return EVP_PKEY_CTX_get_ecdh_kdf_outlen(ctx, p2);
+ case EVP_PKEY_CTRL_EC_KDF_OUTLEN:
+ return EVP_PKEY_CTX_set_ecdh_kdf_outlen(ctx, p1);
+ case EVP_PKEY_CTRL_GET_EC_KDF_UKM:
+ return EVP_PKEY_CTX_get0_ecdh_kdf_ukm(ctx, p2);
+ case EVP_PKEY_CTRL_EC_KDF_UKM:
+ return EVP_PKEY_CTX_set0_ecdh_kdf_ukm(ctx, p2, p1);
+ }
+ }
# endif
- case EVP_PKEY_CTRL_MD:
- return EVP_PKEY_CTX_set_signature_md(ctx, p2);
- case EVP_PKEY_CTRL_GET_MD:
- return EVP_PKEY_CTX_get_signature_md(ctx, p2);
- case EVP_PKEY_CTRL_RSA_PADDING:
- return EVP_PKEY_CTX_set_rsa_padding(ctx, p1);
- case EVP_PKEY_CTRL_GET_RSA_PADDING:
- return EVP_PKEY_CTX_get_rsa_padding(ctx, p2);
- case EVP_PKEY_CTRL_RSA_OAEP_MD:
- return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2);
- case EVP_PKEY_CTRL_GET_RSA_OAEP_MD:
- return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2);
- case EVP_PKEY_CTRL_RSA_MGF1_MD:
- return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2);
- case EVP_PKEY_CTRL_GET_RSA_MGF1_MD:
- return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2);
- case EVP_PKEY_CTRL_RSA_OAEP_LABEL:
- return EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, p2, p1);
- case EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL:
- return EVP_PKEY_CTX_get0_rsa_oaep_label(ctx, (unsigned char **)p2);
- case EVP_PKEY_CTRL_PKCS7_ENCRYPT:
- case EVP_PKEY_CTRL_PKCS7_DECRYPT:
+ if (keytype == -1) {
+ switch (cmd) {
+ case EVP_PKEY_CTRL_MD:
+ return EVP_PKEY_CTX_set_signature_md(ctx, p2);
+ case EVP_PKEY_CTRL_GET_MD:
+ return EVP_PKEY_CTX_get_signature_md(ctx, p2);
+ case EVP_PKEY_CTRL_RSA_PADDING:
+ return EVP_PKEY_CTX_set_rsa_padding(ctx, p1);
+ case EVP_PKEY_CTRL_GET_RSA_PADDING:
+ return EVP_PKEY_CTX_get_rsa_padding(ctx, p2);
+ case EVP_PKEY_CTRL_RSA_OAEP_MD:
+ return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2);
+ case EVP_PKEY_CTRL_GET_RSA_OAEP_MD:
+ return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2);
+ case EVP_PKEY_CTRL_RSA_MGF1_MD:
+ return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2);
+ case EVP_PKEY_CTRL_GET_RSA_MGF1_MD:
+ return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2);
+ case EVP_PKEY_CTRL_RSA_OAEP_LABEL:
+ return EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, p2, p1);
+ case EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL:
+ return EVP_PKEY_CTX_get0_rsa_oaep_label(ctx, (unsigned char **)p2);
+ case EVP_PKEY_CTRL_PKCS7_ENCRYPT:
+ case EVP_PKEY_CTRL_PKCS7_DECRYPT:
# ifndef OPENSSL_NO_CMS
- case EVP_PKEY_CTRL_CMS_DECRYPT:
- case EVP_PKEY_CTRL_CMS_ENCRYPT:
+ case EVP_PKEY_CTRL_CMS_DECRYPT:
+ case EVP_PKEY_CTRL_CMS_ENCRYPT:
# endif
- if (ctx->pmeth->pkey_id != EVP_PKEY_RSA_PSS)
- return 1;
- ERR_raise(ERR_LIB_EVP,
- EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
- return -2;
+ if (ctx->pmeth->pkey_id != EVP_PKEY_RSA_PSS)
+ return 1;
+ ERR_raise(ERR_LIB_EVP,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ return -2;
+ }
}
return 0;
}
else if (strcmp(name, "dh_pad") == 0)
name = OSSL_EXCHANGE_PARAM_PAD;
# endif
+# ifndef OPENSSL_NO_EC
+ else if (strcmp(name, "ecdh_cofactor_mode") == 0)
+ name = OSSL_EXCHANGE_PARAM_EC_ECDH_COFACTOR_MODE;
+ else if (strcmp(name, "ecdh_kdf_md") == 0)
+ name = OSSL_EXCHANGE_PARAM_KDF_TYPE;
+# endif
{
/*