#include <openssl/core_names.h>
#include <openssl/dh.h>
#include <openssl/rsa.h>
+#include <openssl/kdf.h>
#include "internal/cryptlib.h"
#include "crypto/asn1.h"
#include "crypto/evp.h"
}
#endif /* FIPS_MODULE */
+static int is_legacy_alg(int id, const char *keytype)
+{
+#ifndef FIPS_MODULE
+ /* Certain EVP_PKEY keytypes are only available in legacy form */
+ if (id == -1) {
+ id = OBJ_sn2nid(keytype);
+ if (id == NID_undef)
+ id = OBJ_ln2nid(keytype);
+ if (id == NID_undef)
+ return 0;
+ }
+ switch (id) {
+ /*
+ * TODO(3.0): Remove SM2 and DHX when they are converted to have provider
+ * support
+ */
+ case EVP_PKEY_SM2:
+ case EVP_PKEY_DHX:
+ case EVP_PKEY_SCRYPT:
+ case EVP_PKEY_HKDF:
+ case EVP_PKEY_CMAC:
+ case EVP_PKEY_HMAC:
+ case EVP_PKEY_SIPHASH:
+ case EVP_PKEY_POLY1305:
+ return 1;
+ default:
+ return 0;
+ }
+#else
+ return 0;
+#endif
+}
+
static EVP_PKEY_CTX *int_ctx_new(OPENSSL_CTX *libctx,
EVP_PKEY *pkey, ENGINE *e,
const char *keytype, const char *propquery,
goto common;
/*
- * If the key doesn't contain anything legacy, then it must be provided,
- * so we extract the necessary information and use that.
+ * If the internal key is provided, we extract the keytype from its
+ * keymgmt and skip over the legacy code.
*/
- if (pkey != NULL && pkey->type == EVP_PKEY_NONE) {
+ if (pkey != NULL && evp_pkey_is_provided(pkey)) {
/* If we have an engine, something went wrong somewhere... */
if (!ossl_assert(e == NULL))
return NULL;
* If an ENGINE handled this method look it up. Otherwise use internal
* tables.
*/
- if (e)
+ if (e != NULL) {
pmeth = ENGINE_get_pkey_meth(e, id);
else
# endif
* implementation.
*/
if (e == NULL && keytype != NULL) {
- /* This could fail so ignore errors */
- ERR_set_mark();
+ int legacy = is_legacy_alg(id, keytype);
+
+ if (legacy) {
+ /* This could fail so ignore errors */
+ ERR_set_mark();
+ }
+
keymgmt = EVP_KEYMGMT_fetch(libctx, keytype, propquery);
- ERR_pop_to_mark();
+ if (legacy) {
+ ERR_pop_to_mark();
+ } else if (keymgmt == NULL) {
+ EVPerr(EVP_F_INT_CTX_NEW, EVP_R_FETCH_FAILED);
+ return NULL;
+ }
}
ret = OPENSSL_zalloc(sizeof(*ret));
void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src)
{
+ int pkey_id = dst->pkey_id;
+ int flags = dst->flags;
- dst->init = src->init;
- dst->copy = src->copy;
- dst->cleanup = src->cleanup;
-
- dst->paramgen_init = src->paramgen_init;
- dst->paramgen = src->paramgen;
-
- dst->keygen_init = src->keygen_init;
- dst->keygen = src->keygen;
-
- dst->sign_init = src->sign_init;
- dst->sign = src->sign;
-
- dst->verify_init = src->verify_init;
- dst->verify = src->verify;
-
- dst->verify_recover_init = src->verify_recover_init;
- dst->verify_recover = src->verify_recover;
-
- dst->signctx_init = src->signctx_init;
- dst->signctx = src->signctx;
-
- dst->verifyctx_init = src->verifyctx_init;
- dst->verifyctx = src->verifyctx;
+ *dst = *src;
- dst->encrypt_init = src->encrypt_init;
- dst->encrypt = src->encrypt;
-
- dst->decrypt_init = src->decrypt_init;
- dst->decrypt = src->decrypt;
-
- dst->derive_init = src->derive_init;
- dst->derive = src->derive;
-
- dst->ctrl = src->ctrl;
- dst->ctrl_str = src->ctrl_str;
-
- dst->check = src->check;
+ /* We only copy the function pointers so restore the other values */
+ dst->pkey_id = pkey_id;
+ dst->flags = flags;
}
void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth)
return 0;
}
-#ifndef FIPS_MODULE
int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params)
{
if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx)
&& ctx->op.ciph.cipher->get_ctx_params != NULL)
return ctx->op.ciph.cipher->get_ctx_params(ctx->op.ciph.ciphprovctx,
params);
- if (EVP_PKEY_CTX_IS_GEN_OP(ctx)
- && ctx->op.keymgmt.genctx != NULL
- && ctx->keymgmt != NULL
- && ctx->keymgmt->gen_get_params != NULL)
- return evp_keymgmt_gen_get_params(ctx->keymgmt, ctx->op.keymgmt.genctx,
- params);
return 0;
}
+#ifndef FIPS_MODULE
const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx)
{
+ void *provctx;
+
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();
+ && ctx->op.kex.exchange->gettable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(EVP_KEYEXCH_provider(ctx->op.kex.exchange));
+ return ctx->op.kex.exchange->gettable_ctx_params(provctx);
+ }
if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)
&& ctx->op.sig.signature != NULL
- && ctx->op.sig.signature->gettable_ctx_params != NULL)
- return ctx->op.sig.signature->gettable_ctx_params();
-
+ && ctx->op.sig.signature->gettable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(
+ EVP_SIGNATURE_provider(ctx->op.sig.signature));
+ return ctx->op.sig.signature->gettable_ctx_params(provctx);
+ }
if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx)
&& ctx->op.ciph.cipher != NULL
- && ctx->op.ciph.cipher->gettable_ctx_params != NULL)
- return ctx->op.ciph.cipher->gettable_ctx_params();
-
+ && ctx->op.ciph.cipher->gettable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(
+ EVP_ASYM_CIPHER_provider(ctx->op.ciph.cipher));
+ return ctx->op.ciph.cipher->gettable_ctx_params(provctx);
+ }
return NULL;
}
const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx)
{
+ void *provctx;
+
if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx)
&& ctx->op.kex.exchange != NULL
- && ctx->op.kex.exchange->settable_ctx_params != NULL)
- return ctx->op.kex.exchange->settable_ctx_params();
+ && ctx->op.kex.exchange->settable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(EVP_KEYEXCH_provider(ctx->op.kex.exchange));
+ return ctx->op.kex.exchange->settable_ctx_params(provctx);
+ }
if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)
&& ctx->op.sig.signature != NULL
- && ctx->op.sig.signature->settable_ctx_params != NULL)
- return ctx->op.sig.signature->settable_ctx_params();
+ && ctx->op.sig.signature->settable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(
+ EVP_SIGNATURE_provider(ctx->op.sig.signature));
+ return ctx->op.sig.signature->settable_ctx_params(provctx);
+ }
if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx)
&& ctx->op.ciph.cipher != NULL
- && ctx->op.ciph.cipher->settable_ctx_params != NULL)
- return ctx->op.ciph.cipher->settable_ctx_params();
+ && ctx->op.ciph.cipher->settable_ctx_params != NULL) {
+ provctx = ossl_provider_ctx(
+ EVP_ASYM_CIPHER_provider(ctx->op.ciph.cipher));
+ return ctx->op.ciph.cipher->settable_ctx_params(provctx);
+ }
if (EVP_PKEY_CTX_IS_GEN_OP(ctx)
- && ctx->keymgmt != NULL
- && ctx->keymgmt->gen_settable_params != NULL)
+ && ctx->keymgmt != NULL)
return evp_keymgmt_gen_settable_params(ctx->keymgmt);
return NULL;
int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md)
{
- OSSL_PARAM sig_md_params[3], *p = sig_md_params;
+ OSSL_PARAM sig_md_params[2], *p = sig_md_params;
/* 80 should be big enough */
char name[80] = "";
const EVP_MD *tmp;
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_SIGNATURE_PARAM_DIGEST,
name,
sizeof(name));
- *p++ = OSSL_PARAM_construct_end();
+ *p = OSSL_PARAM_construct_end();
if (!EVP_PKEY_CTX_get_params(ctx, sig_md_params))
return 0;
* only so should be safe
*/
(char *)name, 0);
- *p++ = OSSL_PARAM_construct_end();
+ *p = OSSL_PARAM_construct_end();
return EVP_PKEY_CTX_set_params(ctx, sig_md_params);
}
+int EVP_PKEY_CTX_set_tls1_prf_md(EVP_PKEY_CTX *ctx, const EVP_MD *md)
+{
+ OSSL_PARAM tls1_prf_md_params[2], *p = tls1_prf_md_params;
+ const char *name;
+
+ if (ctx == NULL || !EVP_PKEY_CTX_IS_DERIVE_OP(ctx)) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED);
+ /* Uses the same return values as EVP_PKEY_CTX_ctrl */
+ return -2;
+ }
+
+ /* TODO(3.0): Remove this eventually when no more legacy */
+ if (ctx->op.kex.exchprovctx == NULL)
+ return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_TLS_MD, 0, (void *)(md));
+
+ if (md == NULL) {
+ name = "";
+ } else {
+ name = EVP_MD_name(md);
+ }
+
+ *p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
+ /*
+ * Cast away the const. This is read
+ * only so should be safe
+ */
+ (char *)name, 0);
+ *p++ = OSSL_PARAM_construct_end();
+
+ return EVP_PKEY_CTX_set_params(ctx, tls1_prf_md_params);
+}
+
+int EVP_PKEY_CTX_set1_tls1_prf_secret(EVP_PKEY_CTX *ctx,
+ const unsigned char *sec, int seclen)
+{
+ OSSL_PARAM tls1_prf_secret_params[2], *p = tls1_prf_secret_params;
+
+ if (ctx == NULL || !EVP_PKEY_CTX_IS_DERIVE_OP(ctx)) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED);
+ /* Uses the same return values as EVP_PKEY_CTX_ctrl */
+ return -2;
+ }
+
+ /* TODO(3.0): Remove this eventually when no more legacy */
+ if (ctx->op.kex.exchprovctx == NULL)
+ return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_TLS_SECRET, seclen,
+ (void *)(sec));
+
+
+ if (seclen < 0) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_SECRET_LENGTH);
+ return 0;
+ }
+
+ *p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SECRET,
+ /*
+ * Cast away the const. This is read
+ * only so should be safe
+ */
+ (unsigned char *)sec,
+ (size_t)seclen);
+ *p++ = OSSL_PARAM_construct_end();
+
+ return EVP_PKEY_CTX_set_params(ctx, tls1_prf_secret_params);
+}
+
+int EVP_PKEY_CTX_add1_tls1_prf_seed(EVP_PKEY_CTX *ctx,
+ const unsigned char *seed, int seedlen)
+{
+ OSSL_PARAM tls1_prf_seed_params[2], *p = tls1_prf_seed_params;
+
+ if (ctx == NULL || !EVP_PKEY_CTX_IS_DERIVE_OP(ctx)) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED);
+ /* Uses the same return values as EVP_PKEY_CTX_ctrl */
+ return -2;
+ }
+
+ /* TODO(3.0): Remove this eventually when no more legacy */
+ if (ctx->op.kex.exchprovctx == NULL)
+ return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_DERIVE,
+ EVP_PKEY_CTRL_TLS_SEED, seedlen,
+ (void *)(seed));
+
+ if (seedlen < 0) {
+ ERR_raise(ERR_LIB_EVP, EVP_R_INVALID_SEED_LENGTH);
+ return 0;
+ }
+
+ *p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SEED,
+ /*
+ * Cast away the const. This is read
+ * only so should be safe
+ */
+ (unsigned char *)seed,
+ (size_t)seedlen);
+ *p++ = OSSL_PARAM_construct_end();
+
+ return EVP_PKEY_CTX_set_params(ctx, tls1_prf_seed_params);
+}
+
static int legacy_ctrl_to_param(EVP_PKEY_CTX *ctx, int keytype, int optype,
int cmd, int p1, void *p2)
{
* or for generic controls that are the same across multiple key types.
*/
if (keytype == -1) {
+ if (optype == EVP_PKEY_OP_DERIVE) {
+ switch (cmd) {
+ case EVP_PKEY_CTRL_TLS_MD:
+ return EVP_PKEY_CTX_set_tls1_prf_md(ctx, p2);
+ case EVP_PKEY_CTRL_TLS_SECRET:
+ return EVP_PKEY_CTX_set1_tls1_prf_secret(ctx, p2, p1);
+ case EVP_PKEY_CTRL_TLS_SEED:
+ return EVP_PKEY_CTX_add1_tls1_prf_seed(ctx, p2, p1);
+ }
+ }
switch (cmd) {
case EVP_PKEY_CTRL_MD:
return EVP_PKEY_CTX_set_signature_md(ctx, p2);
}
# endif
- if (strcmp(name, "rsa_padding_mode") == 0)
+ if (strcmp(name, "md") == 0)
+ name = OSSL_ALG_PARAM_DIGEST;
+ else if (strcmp(name, "rsa_padding_mode") == 0)
name = OSSL_ASYM_CIPHER_PARAM_PAD_MODE;
else if (strcmp(name, "rsa_mgf1_md") == 0)
name = OSSL_ASYM_CIPHER_PARAM_MGF1_DIGEST;
name = OSSL_PKEY_PARAM_RSA_E;
else if (strcmp(name, "rsa_keygen_primes") == 0)
name = OSSL_PKEY_PARAM_RSA_PRIMES;
+ else if (strcmp(name, "rsa_pss_keygen_md") == 0)
+ name = OSSL_PKEY_PARAM_RSA_DIGEST;
+ else if (strcmp(name, "rsa_pss_keygen_mgf1_md") == 0)
+ name = OSSL_PKEY_PARAM_RSA_MGF1_DIGEST;
+ else if (strcmp(name, "rsa_pss_keygen_saltlen") == 0)
+ name = OSSL_PKEY_PARAM_RSA_PSS_SALTLEN;
# ifndef OPENSSL_NO_DSA
else if (strcmp(name, "dsa_paramgen_bits") == 0)
name = OSSL_PKEY_PARAM_FFC_PBITS;
# endif
# ifndef OPENSSL_NO_DH
else if (strcmp(name, "dh_paramgen_generator") == 0)
- name = OSSL_PKEY_PARAM_FFC_GENERATOR;
+ name = OSSL_PKEY_PARAM_DH_GENERATOR;
else if (strcmp(name, "dh_paramgen_prime_len") == 0)
name = OSSL_PKEY_PARAM_FFC_PBITS;
else if (strcmp(name, "dh_paramgen_subprime_len") == 0)
name = OSSL_PKEY_PARAM_FFC_TYPE;
value = dh_gen_type_id2name(atoi(value));
} else if (strcmp(name, "dh_param") == 0)
- name = OSSL_PKEY_PARAM_FFC_GROUP;
+ name = OSSL_PKEY_PARAM_GROUP_NAME;
else if (strcmp(name, "dh_rfc5114") == 0) {
- name = OSSL_PKEY_PARAM_FFC_GROUP;
+ name = OSSL_PKEY_PARAM_GROUP_NAME;
value = ffc_named_group_from_uid(atoi(value));
} else if (strcmp(name, "dh_pad") == 0)
name = OSSL_EXCHANGE_PARAM_PAD;
# endif
# ifndef OPENSSL_NO_EC
else if (strcmp(name, "ec_paramgen_curve") == 0)
- name = OSSL_PKEY_PARAM_EC_NAME;
+ name = OSSL_PKEY_PARAM_GROUP_NAME;
else if (strcmp(name, "ecdh_cofactor_mode") == 0)
name = OSSL_EXCHANGE_PARAM_EC_ECDH_COFACTOR_MODE;
else if (strcmp(name, "ecdh_kdf_md") == 0)
if (!OSSL_PARAM_allocate_from_text(¶ms[0], settable, name, value,
strlen(value), &exists)) {
if (!exists) {
- ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED);
+ ERR_raise_data(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED,
+ "name=%s,value=%s", name, value);
return -2;
}
return 0;