static int gost_digest_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from);
static int gost_digest_cleanup(EVP_MD_CTX *ctx);
-EVP_MD digest_gost = {
- NID_id_GostR3411_94,
- NID_undef,
- 32,
- EVP_MD_FLAG_PKEY_METHOD_SIGNATURE,
- gost_digest_init,
- gost_digest_update,
- gost_digest_final,
- gost_digest_copy,
- gost_digest_cleanup,
- NULL,
- NULL,
- {NID_undef, NID_undef, 0, 0, 0},
- 32,
- sizeof(struct ossl_gost_digest_ctx),
- NULL
-};
+static EVP_MD *_hidden_GostR3411_94_md = NULL;
+
+EVP_MD *digest_gost(void)
+{
+ if (_hidden_GostR3411_94_md == NULL) {
+ EVP_MD *md;
+
+ if ((md = EVP_MD_meth_new(NID_id_GostR3411_94, NID_undef)) == NULL
+ || !EVP_MD_meth_set_result_size(md, 32)
+ || !EVP_MD_meth_set_input_blocksize(md, 32)
+ || !EVP_MD_meth_set_app_datasize(md,
+ sizeof(struct ossl_gost_digest_ctx))
+ || !EVP_MD_meth_set_init(md, gost_digest_init)
+ || !EVP_MD_meth_set_update(md, gost_digest_update)
+ || !EVP_MD_meth_set_final(md, gost_digest_final)
+ || !EVP_MD_meth_set_copy(md, gost_digest_copy)
+ || !EVP_MD_meth_set_cleanup(md, gost_digest_cleanup)) {
+ EVP_MD_meth_free(md);
+ md = NULL;
+ }
+ _hidden_GostR3411_94_md = md;
+ }
+ return _hidden_GostR3411_94_md;
+}
+
+void digest_gost_destroy(void)
+{
+ EVP_MD_meth_free(_hidden_GostR3411_94_md);
+ _hidden_GostR3411_94_md = NULL;
+}
int gost_digest_init(EVP_MD_CTX *ctx)
{
- struct ossl_gost_digest_ctx *c = ctx->md_data;
+ struct ossl_gost_digest_ctx *c = EVP_MD_CTX_md_data(ctx);
memset(&(c->dctx), 0, sizeof(gost_hash_ctx));
gost_init(&(c->cctx), &GostR3411_94_CryptoProParamSet);
c->dctx.cipher_ctx = &(c->cctx);
int gost_digest_update(EVP_MD_CTX *ctx, const void *data, size_t count)
{
- return hash_block((gost_hash_ctx *) ctx->md_data, data, count);
+ return hash_block((gost_hash_ctx *) EVP_MD_CTX_md_data(ctx), data, count);
}
int gost_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- return finish_hash((gost_hash_ctx *) ctx->md_data, md);
+ return finish_hash((gost_hash_ctx *) EVP_MD_CTX_md_data(ctx), md);
}
int gost_digest_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from)
{
- struct ossl_gost_digest_ctx *md_ctx = to->md_data;
- if (to->md_data && from->md_data) {
- memcpy(to->md_data, from->md_data,
+ struct ossl_gost_digest_ctx *md_ctx = EVP_MD_CTX_md_data(to);
+ if (EVP_MD_CTX_md_data(to) && EVP_MD_CTX_md_data(from)) {
+ memcpy(EVP_MD_CTX_md_data(to), EVP_MD_CTX_md_data(from),
sizeof(struct ossl_gost_digest_ctx));
md_ctx->dctx.cipher_ctx = &(md_ctx->cctx);
}
int gost_digest_cleanup(EVP_MD_CTX *ctx)
{
- if (ctx->md_data)
- memset(ctx->md_data, 0, sizeof(struct ossl_gost_digest_ctx));
+ if (EVP_MD_CTX_md_data(ctx))
+ memset(EVP_MD_CTX_md_data(ctx), 0, sizeof(struct ossl_gost_digest_ctx));
return 1;
}