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list.c
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/*
* Copyright 1995-2022 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* We need to use some deprecated APIs */
#define OPENSSL_SUPPRESS_DEPRECATED
#include <string.h>
#include <openssl/evp.h>
#include <openssl/err.h>
#include <openssl/provider.h>
#include <openssl/safestack.h>
#include <openssl/kdf.h>
#include <openssl/encoder.h>
#include <openssl/decoder.h>
#include <openssl/store.h>
#include <openssl/core_names.h>
#include <openssl/rand.h>
#include "apps.h"
#include "app_params.h"
#include "progs.h"
#include "opt.h"
#include "names.h"
static int verbose = 0;
static const char *select_name = NULL;
/* Checks to see if algorithms are fetchable */
#define IS_FETCHABLE(type, TYPE) \
static int is_ ## type ## _fetchable(const TYPE *alg) \
{ \
TYPE *impl; \
const char *propq = app_get0_propq(); \
OSSL_LIB_CTX *libctx = app_get0_libctx(); \
const char *name = TYPE ## _get0_name(alg); \
\
ERR_set_mark(); \
impl = TYPE ## _fetch(libctx, name, propq); \
ERR_pop_to_mark(); \
if (impl == NULL) \
return 0; \
TYPE ## _free(impl); \
return 1; \
}
IS_FETCHABLE(cipher, EVP_CIPHER)
IS_FETCHABLE(digest, EVP_MD)
IS_FETCHABLE(mac, EVP_MAC)
IS_FETCHABLE(kdf, EVP_KDF)
IS_FETCHABLE(rand, EVP_RAND)
IS_FETCHABLE(keymgmt, EVP_KEYMGMT)
IS_FETCHABLE(signature, EVP_SIGNATURE)
IS_FETCHABLE(kem, EVP_KEM)
IS_FETCHABLE(asym_cipher, EVP_ASYM_CIPHER)
IS_FETCHABLE(keyexch, EVP_KEYEXCH)
IS_FETCHABLE(decoder, OSSL_DECODER)
IS_FETCHABLE(encoder, OSSL_ENCODER)
#ifndef OPENSSL_NO_DEPRECATED_3_0
static int include_legacy(void)
{
return app_get0_propq() == NULL;
}
static void legacy_cipher_fn(const EVP_CIPHER *c,
const char *from, const char *to, void *arg)
{
if (select_name != NULL
&& (c == NULL
|| OPENSSL_strcasecmp(select_name, EVP_CIPHER_get0_name(c)) != 0))
return;
if (c != NULL) {
BIO_printf(arg, " %s\n", EVP_CIPHER_get0_name(c));
} else {
if (from == NULL)
from = "<undefined>";
if (to == NULL)
to = "<undefined>";
BIO_printf(arg, " %s => %s\n", from, to);
}
}
#endif
DEFINE_STACK_OF(EVP_CIPHER)
static int cipher_cmp(const EVP_CIPHER * const *a,
const EVP_CIPHER * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_CIPHER_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_CIPHER_get0_provider(*b)));
}
static void collect_ciphers(EVP_CIPHER *cipher, void *stack)
{
STACK_OF(EVP_CIPHER) *cipher_stack = stack;
if (is_cipher_fetchable(cipher)
&& sk_EVP_CIPHER_push(cipher_stack, cipher) > 0)
EVP_CIPHER_up_ref(cipher);
}
static void list_ciphers(const char *prefix)
{
STACK_OF(EVP_CIPHER) *ciphers = sk_EVP_CIPHER_new(cipher_cmp);
int i;
if (ciphers == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (include_legacy()) {
BIO_printf(bio_out, "%sLegacy:\n", prefix);
EVP_CIPHER_do_all_sorted(legacy_cipher_fn, bio_out);
}
#endif
BIO_printf(bio_out, "%sProvided:\n", prefix);
EVP_CIPHER_do_all_provided(app_get0_libctx(), collect_ciphers, ciphers);
sk_EVP_CIPHER_sort(ciphers);
for (i = 0; i < sk_EVP_CIPHER_num(ciphers); i++) {
const EVP_CIPHER *c = sk_EVP_CIPHER_value(ciphers, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_CIPHER_is_a(c, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_CIPHER_names_do_all(c, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_CIPHER_get0_provider(c)));
if (verbose) {
const char *desc = EVP_CIPHER_get0_description(c);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("retrievable algorithm parameters",
EVP_CIPHER_gettable_params(c), 4);
print_param_types("retrievable operation parameters",
EVP_CIPHER_gettable_ctx_params(c), 4);
print_param_types("settable operation parameters",
EVP_CIPHER_settable_ctx_params(c), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_CIPHER_pop_free(ciphers, EVP_CIPHER_free);
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
static void legacy_md_fn(const EVP_MD *m,
const char *from, const char *to, void *arg)
{
if (m != NULL) {
BIO_printf(arg, " %s\n", EVP_MD_get0_name(m));
} else {
if (from == NULL)
from = "<undefined>";
if (to == NULL)
to = "<undefined>";
BIO_printf((BIO *)arg, " %s => %s\n", from, to);
}
}
#endif
DEFINE_STACK_OF(EVP_MD)
static int md_cmp(const EVP_MD * const *a, const EVP_MD * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_MD_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_MD_get0_provider(*b)));
}
static void collect_digests(EVP_MD *digest, void *stack)
{
STACK_OF(EVP_MD) *digest_stack = stack;
if (is_digest_fetchable(digest)
&& sk_EVP_MD_push(digest_stack, digest) > 0)
EVP_MD_up_ref(digest);
}
static void list_digests(const char *prefix)
{
STACK_OF(EVP_MD) *digests = sk_EVP_MD_new(md_cmp);
int i;
if (digests == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
#ifndef OPENSSL_NO_DEPRECATED_3_0
if (include_legacy()) {
BIO_printf(bio_out, "%sLegacy:\n", prefix);
EVP_MD_do_all_sorted(legacy_md_fn, bio_out);
}
#endif
BIO_printf(bio_out, "%sProvided:\n", prefix);
EVP_MD_do_all_provided(app_get0_libctx(), collect_digests, digests);
sk_EVP_MD_sort(digests);
for (i = 0; i < sk_EVP_MD_num(digests); i++) {
const EVP_MD *m = sk_EVP_MD_value(digests, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_MD_is_a(m, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_MD_names_do_all(m, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_MD_get0_provider(m)));
if (verbose) {
const char *desc = EVP_MD_get0_description(m);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("retrievable algorithm parameters",
EVP_MD_gettable_params(m), 4);
print_param_types("retrievable operation parameters",
EVP_MD_gettable_ctx_params(m), 4);
print_param_types("settable operation parameters",
EVP_MD_settable_ctx_params(m), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_MD_pop_free(digests, EVP_MD_free);
}
DEFINE_STACK_OF(EVP_MAC)
static int mac_cmp(const EVP_MAC * const *a, const EVP_MAC * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_MAC_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_MAC_get0_provider(*b)));
}
static void collect_macs(EVP_MAC *mac, void *stack)
{
STACK_OF(EVP_MAC) *mac_stack = stack;
if (is_mac_fetchable(mac)
&& sk_EVP_MAC_push(mac_stack, mac) > 0)
EVP_MAC_up_ref(mac);
}
static void list_macs(void)
{
STACK_OF(EVP_MAC) *macs = sk_EVP_MAC_new(mac_cmp);
int i;
if (macs == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
BIO_printf(bio_out, "Provided MACs:\n");
EVP_MAC_do_all_provided(app_get0_libctx(), collect_macs, macs);
sk_EVP_MAC_sort(macs);
for (i = 0; i < sk_EVP_MAC_num(macs); i++) {
const EVP_MAC *m = sk_EVP_MAC_value(macs, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_MAC_is_a(m, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_MAC_names_do_all(m, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_MAC_get0_provider(m)));
if (verbose) {
const char *desc = EVP_MAC_get0_description(m);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("retrievable algorithm parameters",
EVP_MAC_gettable_params(m), 4);
print_param_types("retrievable operation parameters",
EVP_MAC_gettable_ctx_params(m), 4);
print_param_types("settable operation parameters",
EVP_MAC_settable_ctx_params(m), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_MAC_pop_free(macs, EVP_MAC_free);
}
/*
* KDFs and PRFs
*/
DEFINE_STACK_OF(EVP_KDF)
static int kdf_cmp(const EVP_KDF * const *a, const EVP_KDF * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_KDF_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_KDF_get0_provider(*b)));
}
static void collect_kdfs(EVP_KDF *kdf, void *stack)
{
STACK_OF(EVP_KDF) *kdf_stack = stack;
if (is_kdf_fetchable(kdf)
&& sk_EVP_KDF_push(kdf_stack, kdf) > 0)
EVP_KDF_up_ref(kdf);
}
static void list_kdfs(void)
{
STACK_OF(EVP_KDF) *kdfs = sk_EVP_KDF_new(kdf_cmp);
int i;
if (kdfs == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
BIO_printf(bio_out, "Provided KDFs and PDFs:\n");
EVP_KDF_do_all_provided(app_get0_libctx(), collect_kdfs, kdfs);
sk_EVP_KDF_sort(kdfs);
for (i = 0; i < sk_EVP_KDF_num(kdfs); i++) {
const EVP_KDF *k = sk_EVP_KDF_value(kdfs, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_KDF_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_KDF_names_do_all(k, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_KDF_get0_provider(k)));
if (verbose) {
const char *desc = EVP_KDF_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("retrievable algorithm parameters",
EVP_KDF_gettable_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_KDF_gettable_ctx_params(k), 4);
print_param_types("settable operation parameters",
EVP_KDF_settable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_KDF_pop_free(kdfs, EVP_KDF_free);
}
/*
* RANDs
*/
DEFINE_STACK_OF(EVP_RAND)
static int rand_cmp(const EVP_RAND * const *a, const EVP_RAND * const *b)
{
int ret = OPENSSL_strcasecmp(EVP_RAND_get0_name(*a), EVP_RAND_get0_name(*b));
if (ret == 0)
ret = strcmp(OSSL_PROVIDER_get0_name(EVP_RAND_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_RAND_get0_provider(*b)));
return ret;
}
static void collect_rands(EVP_RAND *rand, void *stack)
{
STACK_OF(EVP_RAND) *rand_stack = stack;
if (is_rand_fetchable(rand)
&& sk_EVP_RAND_push(rand_stack, rand) > 0)
EVP_RAND_up_ref(rand);
}
static void list_random_generators(void)
{
STACK_OF(EVP_RAND) *rands = sk_EVP_RAND_new(rand_cmp);
int i;
if (rands == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
BIO_printf(bio_out, "Provided RNGs and seed sources:\n");
EVP_RAND_do_all_provided(app_get0_libctx(), collect_rands, rands);
sk_EVP_RAND_sort(rands);
for (i = 0; i < sk_EVP_RAND_num(rands); i++) {
const EVP_RAND *m = sk_EVP_RAND_value(rands, i);
if (select_name != NULL
&& OPENSSL_strcasecmp(EVP_RAND_get0_name(m), select_name) != 0)
continue;
BIO_printf(bio_out, " %s", EVP_RAND_get0_name(m));
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_RAND_get0_provider(m)));
if (verbose) {
const char *desc = EVP_RAND_get0_description(m);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("retrievable algorithm parameters",
EVP_RAND_gettable_params(m), 4);
print_param_types("retrievable operation parameters",
EVP_RAND_gettable_ctx_params(m), 4);
print_param_types("settable operation parameters",
EVP_RAND_settable_ctx_params(m), 4);
}
}
sk_EVP_RAND_pop_free(rands, EVP_RAND_free);
}
static void display_random(const char *name, EVP_RAND_CTX *drbg)
{
EVP_RAND *rand;
uint64_t u;
const char *p;
const OSSL_PARAM *gettables;
OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END };
unsigned char buf[1000];
BIO_printf(bio_out, "%s:\n", name);
if (drbg != NULL) {
rand = EVP_RAND_CTX_get0_rand(drbg);
BIO_printf(bio_out, " %s", EVP_RAND_get0_name(rand));
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_RAND_get0_provider(rand)));
switch (EVP_RAND_get_state(drbg)) {
case EVP_RAND_STATE_UNINITIALISED:
p = "uninitialised";
break;
case EVP_RAND_STATE_READY:
p = "ready";
break;
case EVP_RAND_STATE_ERROR:
p = "error";
break;
default:
p = "unknown";
break;
}
BIO_printf(bio_out, " state = %s\n", p);
gettables = EVP_RAND_gettable_ctx_params(rand);
if (gettables != NULL)
for (; gettables->key != NULL; gettables++) {
/* State has been dealt with already, so ignore */
if (OPENSSL_strcasecmp(gettables->key, OSSL_RAND_PARAM_STATE) == 0)
continue;
/* Outside of verbose mode, we skip non-string values */
if (gettables->data_type != OSSL_PARAM_UTF8_STRING
&& gettables->data_type != OSSL_PARAM_UTF8_PTR
&& !verbose)
continue;
params->key = gettables->key;
params->data_type = gettables->data_type;
if (gettables->data_type == OSSL_PARAM_UNSIGNED_INTEGER
|| gettables->data_type == OSSL_PARAM_INTEGER) {
params->data = &u;
params->data_size = sizeof(u);
} else {
params->data = buf;
params->data_size = sizeof(buf);
}
params->return_size = 0;
if (EVP_RAND_CTX_get_params(drbg, params))
print_param_value(params, 2);
}
}
}
static void list_random_instances(void)
{
display_random("primary", RAND_get0_primary(NULL));
display_random("public", RAND_get0_public(NULL));
display_random("private", RAND_get0_private(NULL));
}
/*
* Encoders
*/
DEFINE_STACK_OF(OSSL_ENCODER)
static int encoder_cmp(const OSSL_ENCODER * const *a,
const OSSL_ENCODER * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(OSSL_ENCODER_get0_provider(*a)),
OSSL_PROVIDER_get0_name(OSSL_ENCODER_get0_provider(*b)));
}
static void collect_encoders(OSSL_ENCODER *encoder, void *stack)
{
STACK_OF(OSSL_ENCODER) *encoder_stack = stack;
if (is_encoder_fetchable(encoder)
&& sk_OSSL_ENCODER_push(encoder_stack, encoder) > 0)
OSSL_ENCODER_up_ref(encoder);
}
static void list_encoders(void)
{
STACK_OF(OSSL_ENCODER) *encoders;
int i;
encoders = sk_OSSL_ENCODER_new(encoder_cmp);
if (encoders == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
BIO_printf(bio_out, "Provided ENCODERs:\n");
OSSL_ENCODER_do_all_provided(app_get0_libctx(), collect_encoders,
encoders);
sk_OSSL_ENCODER_sort(encoders);
for (i = 0; i < sk_OSSL_ENCODER_num(encoders); i++) {
OSSL_ENCODER *k = sk_OSSL_ENCODER_value(encoders, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !OSSL_ENCODER_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && OSSL_ENCODER_names_do_all(k, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s (%s)\n",
OSSL_PROVIDER_get0_name(OSSL_ENCODER_get0_provider(k)),
OSSL_ENCODER_get0_properties(k));
if (verbose) {
const char *desc = OSSL_ENCODER_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
OSSL_ENCODER_settable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_OSSL_ENCODER_pop_free(encoders, OSSL_ENCODER_free);
}
/*
* Decoders
*/
DEFINE_STACK_OF(OSSL_DECODER)
static int decoder_cmp(const OSSL_DECODER * const *a,
const OSSL_DECODER * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(OSSL_DECODER_get0_provider(*a)),
OSSL_PROVIDER_get0_name(OSSL_DECODER_get0_provider(*b)));
}
static void collect_decoders(OSSL_DECODER *decoder, void *stack)
{
STACK_OF(OSSL_DECODER) *decoder_stack = stack;
if (is_decoder_fetchable(decoder)
&& sk_OSSL_DECODER_push(decoder_stack, decoder) > 0)
OSSL_DECODER_up_ref(decoder);
}
static void list_decoders(void)
{
STACK_OF(OSSL_DECODER) *decoders;
int i;
decoders = sk_OSSL_DECODER_new(decoder_cmp);
if (decoders == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
return;
}
BIO_printf(bio_out, "Provided DECODERs:\n");
OSSL_DECODER_do_all_provided(app_get0_libctx(), collect_decoders,
decoders);
sk_OSSL_DECODER_sort(decoders);
for (i = 0; i < sk_OSSL_DECODER_num(decoders); i++) {
OSSL_DECODER *k = sk_OSSL_DECODER_value(decoders, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !OSSL_DECODER_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && OSSL_DECODER_names_do_all(k, collect_names, names)) {
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s (%s)\n",
OSSL_PROVIDER_get0_name(OSSL_DECODER_get0_provider(k)),
OSSL_DECODER_get0_properties(k));
if (verbose) {
const char *desc = OSSL_DECODER_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
OSSL_DECODER_settable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_OSSL_DECODER_pop_free(decoders, OSSL_DECODER_free);
}
DEFINE_STACK_OF(EVP_KEYMGMT)
static int keymanager_cmp(const EVP_KEYMGMT * const *a,
const EVP_KEYMGMT * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_KEYMGMT_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_KEYMGMT_get0_provider(*b)));
}
static void collect_keymanagers(EVP_KEYMGMT *km, void *stack)
{
STACK_OF(EVP_KEYMGMT) *km_stack = stack;
if (is_keymgmt_fetchable(km)
&& sk_EVP_KEYMGMT_push(km_stack, km) > 0)
EVP_KEYMGMT_up_ref(km);
}
static void list_keymanagers(void)
{
int i;
STACK_OF(EVP_KEYMGMT) *km_stack = sk_EVP_KEYMGMT_new(keymanager_cmp);
EVP_KEYMGMT_do_all_provided(app_get0_libctx(), collect_keymanagers,
km_stack);
sk_EVP_KEYMGMT_sort(km_stack);
for (i = 0; i < sk_EVP_KEYMGMT_num(km_stack); i++) {
EVP_KEYMGMT *k = sk_EVP_KEYMGMT_value(km_stack, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_KEYMGMT_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_KEYMGMT_names_do_all(k, collect_names, names)) {
const char *desc = EVP_KEYMGMT_get0_description(k);
BIO_printf(bio_out, " Name: ");
if (desc != NULL)
BIO_printf(bio_out, "%s", desc);
else
BIO_printf(bio_out, "%s", sk_OPENSSL_CSTRING_value(names, 0));
BIO_printf(bio_out, "\n");
BIO_printf(bio_out, " Type: Provider Algorithm\n");
BIO_printf(bio_out, " IDs: ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_KEYMGMT_get0_provider(k)));
if (verbose) {
print_param_types("settable key generation parameters",
EVP_KEYMGMT_gen_settable_params(k), 4);
print_param_types("settable operation parameters",
EVP_KEYMGMT_settable_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_KEYMGMT_gettable_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_KEYMGMT_pop_free(km_stack, EVP_KEYMGMT_free);
}
DEFINE_STACK_OF(EVP_SIGNATURE)
static int signature_cmp(const EVP_SIGNATURE * const *a,
const EVP_SIGNATURE * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_SIGNATURE_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_SIGNATURE_get0_provider(*b)));
}
static void collect_signatures(EVP_SIGNATURE *sig, void *stack)
{
STACK_OF(EVP_SIGNATURE) *sig_stack = stack;
if (is_signature_fetchable(sig)
&& sk_EVP_SIGNATURE_push(sig_stack, sig) > 0)
EVP_SIGNATURE_up_ref(sig);
}
static void list_signatures(void)
{
int i, count = 0;
STACK_OF(EVP_SIGNATURE) *sig_stack = sk_EVP_SIGNATURE_new(signature_cmp);
EVP_SIGNATURE_do_all_provided(app_get0_libctx(), collect_signatures,
sig_stack);
sk_EVP_SIGNATURE_sort(sig_stack);
for (i = 0; i < sk_EVP_SIGNATURE_num(sig_stack); i++) {
EVP_SIGNATURE *k = sk_EVP_SIGNATURE_value(sig_stack, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_SIGNATURE_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_SIGNATURE_names_do_all(k, collect_names, names)) {
count++;
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_SIGNATURE_get0_provider(k)));
if (verbose) {
const char *desc = EVP_SIGNATURE_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
EVP_SIGNATURE_settable_ctx_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_SIGNATURE_gettable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_SIGNATURE_pop_free(sig_stack, EVP_SIGNATURE_free);
if (count == 0)
BIO_printf(bio_out, " -\n");
}
DEFINE_STACK_OF(EVP_KEM)
static int kem_cmp(const EVP_KEM * const *a,
const EVP_KEM * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_KEM_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_KEM_get0_provider(*b)));
}
static void collect_kem(EVP_KEM *kem, void *stack)
{
STACK_OF(EVP_KEM) *kem_stack = stack;
if (is_kem_fetchable(kem)
&& sk_EVP_KEM_push(kem_stack, kem) > 0)
EVP_KEM_up_ref(kem);
}
static void list_kems(void)
{
int i, count = 0;
STACK_OF(EVP_KEM) *kem_stack = sk_EVP_KEM_new(kem_cmp);
EVP_KEM_do_all_provided(app_get0_libctx(), collect_kem, kem_stack);
sk_EVP_KEM_sort(kem_stack);
for (i = 0; i < sk_EVP_KEM_num(kem_stack); i++) {
EVP_KEM *k = sk_EVP_KEM_value(kem_stack, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_KEM_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_KEM_names_do_all(k, collect_names, names)) {
count++;
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_KEM_get0_provider(k)));
if (verbose) {
const char *desc = EVP_KEM_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
EVP_KEM_settable_ctx_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_KEM_gettable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_KEM_pop_free(kem_stack, EVP_KEM_free);
if (count == 0)
BIO_printf(bio_out, " -\n");
}
DEFINE_STACK_OF(EVP_ASYM_CIPHER)
static int asymcipher_cmp(const EVP_ASYM_CIPHER * const *a,
const EVP_ASYM_CIPHER * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_ASYM_CIPHER_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_ASYM_CIPHER_get0_provider(*b)));
}
static void collect_asymciph(EVP_ASYM_CIPHER *asym_cipher, void *stack)
{
STACK_OF(EVP_ASYM_CIPHER) *asym_cipher_stack = stack;
if (is_asym_cipher_fetchable(asym_cipher)
&& sk_EVP_ASYM_CIPHER_push(asym_cipher_stack, asym_cipher) > 0)
EVP_ASYM_CIPHER_up_ref(asym_cipher);
}
static void list_asymciphers(void)
{
int i, count = 0;
STACK_OF(EVP_ASYM_CIPHER) *asymciph_stack =
sk_EVP_ASYM_CIPHER_new(asymcipher_cmp);
EVP_ASYM_CIPHER_do_all_provided(app_get0_libctx(), collect_asymciph,
asymciph_stack);
sk_EVP_ASYM_CIPHER_sort(asymciph_stack);
for (i = 0; i < sk_EVP_ASYM_CIPHER_num(asymciph_stack); i++) {
EVP_ASYM_CIPHER *k = sk_EVP_ASYM_CIPHER_value(asymciph_stack, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_ASYM_CIPHER_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL
&& EVP_ASYM_CIPHER_names_do_all(k, collect_names, names)) {
count++;
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_ASYM_CIPHER_get0_provider(k)));
if (verbose) {
const char *desc = EVP_ASYM_CIPHER_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
EVP_ASYM_CIPHER_settable_ctx_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_ASYM_CIPHER_gettable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_ASYM_CIPHER_pop_free(asymciph_stack, EVP_ASYM_CIPHER_free);
if (count == 0)
BIO_printf(bio_out, " -\n");
}
DEFINE_STACK_OF(EVP_KEYEXCH)
static int kex_cmp(const EVP_KEYEXCH * const *a,
const EVP_KEYEXCH * const *b)
{
return strcmp(OSSL_PROVIDER_get0_name(EVP_KEYEXCH_get0_provider(*a)),
OSSL_PROVIDER_get0_name(EVP_KEYEXCH_get0_provider(*b)));
}
static void collect_kex(EVP_KEYEXCH *kex, void *stack)
{
STACK_OF(EVP_KEYEXCH) *kex_stack = stack;
if (is_keyexch_fetchable(kex)
&& sk_EVP_KEYEXCH_push(kex_stack, kex) > 0)
EVP_KEYEXCH_up_ref(kex);
}
static void list_keyexchanges(void)
{
int i, count = 0;
STACK_OF(EVP_KEYEXCH) *kex_stack = sk_EVP_KEYEXCH_new(kex_cmp);
EVP_KEYEXCH_do_all_provided(app_get0_libctx(), collect_kex, kex_stack);
sk_EVP_KEYEXCH_sort(kex_stack);
for (i = 0; i < sk_EVP_KEYEXCH_num(kex_stack); i++) {
EVP_KEYEXCH *k = sk_EVP_KEYEXCH_value(kex_stack, i);
STACK_OF(OPENSSL_CSTRING) *names = NULL;
if (select_name != NULL && !EVP_KEYEXCH_is_a(k, select_name))
continue;
names = sk_OPENSSL_CSTRING_new(name_cmp);
if (names != NULL && EVP_KEYEXCH_names_do_all(k, collect_names, names)) {
count++;
BIO_printf(bio_out, " ");
print_names(bio_out, names);
BIO_printf(bio_out, " @ %s\n",
OSSL_PROVIDER_get0_name(EVP_KEYEXCH_get0_provider(k)));
if (verbose) {
const char *desc = EVP_KEYEXCH_get0_description(k);
if (desc != NULL)
BIO_printf(bio_out, " description: %s\n", desc);
print_param_types("settable operation parameters",
EVP_KEYEXCH_settable_ctx_params(k), 4);
print_param_types("retrievable operation parameters",
EVP_KEYEXCH_gettable_ctx_params(k), 4);
}
}
sk_OPENSSL_CSTRING_free(names);
}
sk_EVP_KEYEXCH_pop_free(kex_stack, EVP_KEYEXCH_free);
if (count == 0)
BIO_printf(bio_out, " -\n");
}
static void list_objects(void)
{
int max_nid = OBJ_new_nid(0);
int i;
char *oid_buf = NULL;
int oid_size = 0;
/* Skip 0, since that's NID_undef */
for (i = 1; i < max_nid; i++) {
const ASN1_OBJECT *obj = OBJ_nid2obj(i);
const char *sn = OBJ_nid2sn(i);
const char *ln = OBJ_nid2ln(i);
int n = 0;
/*
* If one of the retrieved objects somehow generated an error,
* we ignore it. The check for NID_undef below will detect the
* error and simply skip to the next NID.
*/
ERR_clear_error();
if (OBJ_obj2nid(obj) == NID_undef)
continue;
if ((n = OBJ_obj2txt(NULL, 0, obj, 1)) == 0) {
BIO_printf(bio_out, "# None-OID object: %s, %s\n", sn, ln);
continue;
}
if (n < 0)
break; /* Error */
if (n > oid_size) {
oid_buf = OPENSSL_realloc(oid_buf, n + 1);
if (oid_buf == NULL) {
BIO_printf(bio_err, "ERROR: Memory allocation\n");
break; /* Error */
}
oid_size = n + 1;
}
if (OBJ_obj2txt(oid_buf, oid_size, obj, 1) < 0)
break; /* Error */
if (ln == NULL || strcmp(sn, ln) == 0)
BIO_printf(bio_out, "%s = %s\n", sn, oid_buf);
else
BIO_printf(bio_out, "%s = %s, %s\n", sn, ln, oid_buf);
}
OPENSSL_free(oid_buf);
}
static void list_options_for_command(const char *command)
{
const FUNCTION *fp;
const OPTIONS *o;
for (fp = functions; fp->name != NULL; fp++)
if (strcmp(fp->name, command) == 0)
break;
if (fp->name == NULL) {
BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
command);
return;
}
if ((o = fp->help) == NULL)
return;
for ( ; o->name != NULL; o++) {
char c = o->valtype;
if (o->name == OPT_PARAM_STR)