#include <openssl/core.h>
#include "internal/cryptlib.h"
#include "internal/thread_once.h"
-#include "internal/asn1_int.h"
#include "internal/property.h"
#include "internal/core.h"
+#include "internal/namemap.h"
#include "internal/evp_int.h" /* evp_locl.h needs it */
#include "evp_locl.h"
-/* The OpenSSL library context index for the default method store */
-static int default_method_store_index = -1;
-
static void default_method_store_free(void *vstore)
{
ossl_method_store_free(vstore);
}
-static void *default_method_store_new(void)
+static void *default_method_store_new(OPENSSL_CTX *ctx)
{
- return ossl_method_store_new();
+ return ossl_method_store_new(ctx);
}
default_method_store_free,
};
-static int default_method_store_init(void)
-{
- default_method_store_index =
- openssl_ctx_new_index(&default_method_store_method);
-
- return default_method_store_index != -1;
-}
-
-static CRYPTO_ONCE default_method_store_init_flag = CRYPTO_ONCE_STATIC_INIT;
-DEFINE_RUN_ONCE_STATIC(do_default_method_store_init)
-{
- return OPENSSL_init_crypto(0, NULL)
- && default_method_store_init();
-}
-
/* Data to be passed through ossl_method_construct() */
struct method_data_st {
+ OPENSSL_CTX *libctx;
const char *name;
int nid;
OSSL_METHOD_CONSTRUCT_METHOD *mcm;
/*
* Generic routines to fetch / create EVP methods with ossl_method_construct()
*/
-static void *alloc_tmp_method_store(void)
+static void *alloc_tmp_method_store(OPENSSL_CTX *ctx)
{
- return ossl_method_store_new();
+ return ossl_method_store_new(ctx);
}
static void dealloc_tmp_method_store(void *store)
static OSSL_METHOD_STORE *get_default_method_store(OPENSSL_CTX *libctx)
{
- if (!RUN_ONCE(&default_method_store_init_flag,
- do_default_method_store_init))
- return NULL;
- return openssl_ctx_get_data(libctx, default_method_store_index);
+ return openssl_ctx_get_data(libctx, OPENSSL_CTX_DEFAULT_METHOD_STORE_INDEX,
+ &default_method_store_method);
}
static void *get_method_from_store(OPENSSL_CTX *libctx, void *store,
- const char *propquery, void *data)
+ const char *name, const char *propquery,
+ void *data)
{
struct method_data_st *methdata = data;
void *method = NULL;
+ OSSL_NAMEMAP *namemap;
+ int id;
if (store == NULL
&& (store = get_default_method_store(libctx)) == NULL)
return NULL;
- (void)ossl_method_store_fetch(store, methdata->nid, propquery, &method);
+ if ((namemap = ossl_namemap_stored(libctx)) == NULL
+ || (id = ossl_namemap_add(namemap, name)) == 0)
+ return NULL;
+
+ (void)ossl_method_store_fetch(store, id, propquery, &method);
if (method != NULL
&& !methdata->refcnt_up_method(method)) {
}
static int put_method_in_store(OPENSSL_CTX *libctx, void *store,
- const char *propdef,
- void *method, void *data)
+ void *method, const char *name,
+ const char *propdef, void *data)
{
struct method_data_st *methdata = data;
- int nid = methdata->nid_method(method);
+ OSSL_NAMEMAP *namemap;
+ int id;
- if (nid == NID_undef)
+ if ((namemap = ossl_namemap_stored(methdata->libctx)) == NULL
+ || (id = ossl_namemap_add(namemap, name)) == 0)
return 0;
if (store == NULL
return 0;
if (methdata->refcnt_up_method(method)
- && ossl_method_store_add(store, nid, propdef, method,
+ && ossl_method_store_add(store, id, propdef, method,
methdata->destruct_method))
return 1;
return 0;
}
-static void *construct_method(const char *algorithm_name,
- const OSSL_DISPATCH *fns, OSSL_PROVIDER *prov,
- void *data)
+static void *construct_method(const char *name, const OSSL_DISPATCH *fns,
+ OSSL_PROVIDER *prov, void *data)
{
struct method_data_st *methdata = data;
- void *method = NULL;
- int nid = OBJ_sn2nid(algorithm_name);
+ /* TODO(3.0) get rid of the need for legacy NIDs */
+ int legacy_nid = OBJ_sn2nid(name);
- if (nid == NID_undef) {
- /* Create a new NID for that name on the fly */
- ASN1_OBJECT tmpobj;
-
- /* This is the same as OBJ_create() but without requiring a OID */
- tmpobj.nid = OBJ_new_nid(1);
- tmpobj.sn = tmpobj.ln = methdata->name;
- tmpobj.flags = ASN1_OBJECT_FLAG_DYNAMIC;
- tmpobj.length = 0;
- tmpobj.data = NULL;
-
- nid = OBJ_add_object(&tmpobj);
- }
-
- if (nid == NID_undef)
- return NULL;
-
- method = methdata->method_from_dispatch(nid, fns, prov);
- if (method == NULL)
- return NULL;
- return method;
+ return methdata->method_from_dispatch(legacy_nid, fns, prov);
}
static void destruct_method(void *method, void *data)
}
void *evp_generic_fetch(OPENSSL_CTX *libctx, int operation_id,
- const char *algorithm, const char *properties,
+ const char *name, const char *properties,
void *(*new_method)(int nid, const OSSL_DISPATCH *fns,
OSSL_PROVIDER *prov),
int (*upref_method)(void *),
void (*free_method)(void *),
int (*nid_method)(void *))
{
- int nid = OBJ_sn2nid(algorithm);
+ OSSL_METHOD_STORE *store = get_default_method_store(libctx);
+ OSSL_NAMEMAP *namemap = ossl_namemap_stored(libctx);
+ int id;
void *method = NULL;
- if (nid == NID_undef
- || !ossl_method_store_cache_get(NULL, nid, properties, &method)) {
+ if (store == NULL || namemap == NULL)
+ return NULL;
+
+ if ((id = ossl_namemap_number(namemap, name)) == 0
+ || !ossl_method_store_cache_get(store, id, properties, &method)) {
OSSL_METHOD_CONSTRUCT_METHOD mcm = {
alloc_tmp_method_store,
dealloc_tmp_method_store,
};
struct method_data_st mcmdata;
- mcmdata.nid = nid;
mcmdata.mcm = &mcm;
+ mcmdata.libctx = libctx;
mcmdata.method_from_dispatch = new_method;
mcmdata.destruct_method = free_method;
mcmdata.refcnt_up_method = upref_method;
mcmdata.destruct_method = free_method;
mcmdata.nid_method = nid_method;
- method = ossl_method_construct(libctx, operation_id, algorithm,
+ method = ossl_method_construct(libctx, operation_id, name,
properties, 0 /* !force_cache */,
&mcm, &mcmdata);
- ossl_method_store_cache_set(NULL, nid, properties, method);
+ ossl_method_store_cache_set(store, id, properties, method);
+ } else {
+ upref_method(method);
}
return method;