Remove openssl provider app

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12943)

2 files changed, 1 insertions, 383 deletions

diff --git a/apps/build.info b/apps/build.info
index 8bfcec65d0..146e9009f5 100644
--- a/apps/build.info
+++ b/apps/build.info
@@ -18,7 +18,7 @@ $OPENSSLSRC=\
         pkcs8.c pkey.c pkeyparam.c pkeyutl.c prime.c rand.c req.c \
         s_client.c s_server.c s_time.c sess_id.c smime.c speed.c \
         spkac.c verify.c version.c x509.c rehash.c storeutl.c \
-        list.c info.c provider.c fipsinstall.c
+        list.c info.c fipsinstall.c
 IF[{- !$disabled{'des'} -}]
   $OPENSSLSRC=$OPENSSLSRC pkcs12.c
 ENDIF
diff --git a/apps/provider.c b/apps/provider.c
deleted file mode 100644
index f1374a365c..0000000000
--- a/apps/provider.c
+++ /dev/null
@@ -1,382 +0,0 @@
-/*
- * Copyright 2019-2020 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
- */
-
-#include <openssl/opensslconf.h>
-
-#include "apps.h"
-#include "app_params.h"
-#include "progs.h"
-#include "names.h"
-#include <openssl/err.h>
-#include <openssl/evp.h>
-#include <openssl/safestack.h>
-#include <openssl/provider.h>
-#include <openssl/core.h>
-#include <openssl/core_dispatch.h>
-
-#ifdef __TANDEM
-# include <string.h> /* memset */
-#endif
-
-typedef enum OPTION_choice {
-    OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
-    OPT_V = 100, OPT_VV, OPT_VVV
-} OPTION_CHOICE;
-
-const OPTIONS provider_options[] = {
-    {OPT_HELP_STR, 1, '-', "Usage: %s [options] [provider...]\n"},
-
-    OPT_SECTION("General"),
-    {"help", OPT_HELP, '-', "Display this summary"},
-
-    OPT_SECTION("Output"),
-    {"v", OPT_V, '-', "List the algorithm names of specified provider"},
-    {"vv", OPT_VV, '-', "List the algorithm names of specified providers,"},
-    {OPT_MORE_STR, 0, '-', "categorised by operation type"},
-    {"vvv", OPT_VVV, '-', "List the algorithm names of specified provider"},
-    {OPT_MORE_STR, 0, '-', "one at a time, and list all known parameters"},
-
-    OPT_PARAMETERS(),
-    {"provider", 0, 0, "Provider(s) to load"},
-    {NULL}
-};
-
-typedef struct info_st INFO;
-typedef struct meta_st META;
-
-struct info_st {
-    void (*collect_names_fn)(void *method, STACK_OF(OPENSSL_CSTRING) *names);
-    void *method;
-    const OSSL_PARAM *gettable_params;
-    const OSSL_PARAM *settable_params;
-    const OSSL_PARAM *gettable_ctx_params;
-    const OSSL_PARAM *settable_ctx_params;
-    const OSSL_PARAM *gen_settable_params;
-};
-
-struct meta_st {
-    int first;                   /* For prints */
-    int total;
-    int indent;
-    int subindent;
-    int verbose;
-    const char *label;
-    OSSL_PROVIDER *prov;
-    void (*fn)(META *meta, INFO *info);
-};
-
-static void collect_cipher_names(void *method,
-                                 STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_CIPHER_names_do_all(method, collect_names, names);
-}
-
-static void collect_digest_names(void *method,
-                                 STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_MD_names_do_all(method, collect_names, names);
-}
-
-static void collect_mac_names(void *method,
-                              STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_MAC_names_do_all(method, collect_names, names);
-}
-
-static void collect_keymgmt_names(void *method,
-                                  STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_KEYMGMT_names_do_all(method, collect_names, names);
-}
-
-static void collect_keyexch_names(void *method,
-                                  STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_KEYEXCH_names_do_all(method, collect_names, names);
-}
-
-static void collect_signature_names(void *method,
-                                  STACK_OF(OPENSSL_CSTRING) *names)
-{
-    EVP_SIGNATURE_names_do_all(method, collect_names, names);
-}
-
-static void print_method_names(BIO *out, INFO *info)
-{
-    STACK_OF(OPENSSL_CSTRING) *names = sk_OPENSSL_CSTRING_new(name_cmp);
-
-    info->collect_names_fn(info->method, names);
-    print_names(out, names);
-    sk_OPENSSL_CSTRING_free(names);
-}
-
-static void print_caps(META *meta, INFO *info)
-{
-    switch (meta->verbose) {
-    case 1:
-        if (!meta->first)
-            BIO_printf(bio_out, "; ");
-        print_method_names(bio_out, info);
-        break;
-    case 2:
-        if (meta->first) {
-            if (meta->total > 0)
-                BIO_printf(bio_out, "\n");
-            BIO_printf(bio_out, "%*s%ss:", meta->indent, "", meta->label);
-        }
-        BIO_printf(bio_out, " ");
-        print_method_names(bio_out, info);
-        break;
-    case 3:
-    default:
-        BIO_printf(bio_out, "%*s%s ", meta->indent, "", meta->label);
-        print_method_names(bio_out, info);
-        BIO_printf(bio_out, "\n");
-        print_param_types("settable keygen parameters",
-                          info->gen_settable_params, meta->subindent);
-        print_param_types("settable algorithm parameters",
-                          info->settable_params, meta->subindent);
-        print_param_types("retrievable algorithm parameters",
-                          info->gettable_params, meta->subindent);
-        print_param_types("settable operation parameters",
-                          info->settable_ctx_params, meta->subindent);
-        print_param_types("retrievable operation parameters",
-                          info->gettable_ctx_params, meta->subindent);
-        break;
-    }
-    meta->first = 0;
-}
-
-static void do_method(void *method,
-                      void (*collect_names_fn)(void *method,
-                                               STACK_OF(OPENSSL_CSTRING) *names),
-                      const OSSL_PARAM *gettable_params,
-                      const OSSL_PARAM *gettable_ctx_params,
-                      const OSSL_PARAM *settable_ctx_params,
-                      META *meta)
-{
-    INFO info;
-
-    memset(&info, 0, sizeof(info));
-    info.collect_names_fn = collect_names_fn;
-    info.method = method;
-    info.gettable_params = gettable_params;
-    info.gettable_ctx_params = gettable_ctx_params;
-    info.settable_ctx_params = settable_ctx_params;
-    meta->fn(meta, &info);
-    meta->total++;
-}
-
-static void do_keymgmt_method(void *method,
-                              void (*collect_names_fn)(void *method,
-                                                       STACK_OF(OPENSSL_CSTRING)
-                                                       *names),
-                              const OSSL_PARAM *gettable_params,
-                              const OSSL_PARAM *settable_params,
-                              const OSSL_PARAM *gen_settable_params,
-                              META *meta)
-{
-    INFO info;
-
-    memset(&info, 0, sizeof(info));
-    info.collect_names_fn = collect_names_fn;
-    info.method = method;
-    info.gettable_params = gettable_params;
-    info.settable_params = settable_params;
-    info.gen_settable_params = gen_settable_params;
-    meta->fn(meta, &info);
-    meta->total++;
-}
-
-static void do_cipher(EVP_CIPHER *cipher, void *meta)
-{
-    do_method(cipher, collect_cipher_names,
-              EVP_CIPHER_gettable_params(cipher),
-              EVP_CIPHER_gettable_ctx_params(cipher),
-              EVP_CIPHER_settable_ctx_params(cipher),
-              meta);
-}
-
-static void do_digest(EVP_MD *digest, void *meta)
-{
-    do_method(digest, collect_digest_names,
-              EVP_MD_gettable_params(digest),
-              EVP_MD_gettable_ctx_params(digest),
-              EVP_MD_settable_ctx_params(digest),
-              meta);
-}
-
-static void do_mac(EVP_MAC *mac, void *meta)
-{
-    do_method(mac, collect_mac_names,
-              EVP_MAC_gettable_params(mac),
-              EVP_MAC_gettable_ctx_params(mac),
-              EVP_MAC_settable_ctx_params(mac),
-              meta);
-}
-
-static void do_keymgmt(EVP_KEYMGMT *keymgmt, void *meta)
-{
-    do_keymgmt_method(keymgmt, collect_keymgmt_names,
-                      EVP_KEYMGMT_gettable_params(keymgmt),
-                      EVP_KEYMGMT_settable_params(keymgmt),
-                      EVP_KEYMGMT_gen_settable_params(keymgmt),
-                      meta);
-}
-
-static void do_keyexch(EVP_KEYEXCH *keyexch, void *meta)
-{
-    do_method(keyexch, collect_keyexch_names,
-              NULL,
-              EVP_KEYEXCH_gettable_ctx_params(keyexch),
-              EVP_KEYEXCH_settable_ctx_params(keyexch),
-              meta);
-}
-
-static void do_signature(EVP_SIGNATURE *signature, void *meta)
-{
-    do_method(signature, collect_signature_names,
-              NULL,
-              EVP_SIGNATURE_gettable_ctx_params(signature),
-              EVP_SIGNATURE_settable_ctx_params(signature),
-              meta);
-}
-
-int provider_main(int argc, char **argv)
-{
-    int ret = 1, i;
-    int verbose = 0;
-    STACK_OF(OPENSSL_CSTRING) *providers = sk_OPENSSL_CSTRING_new_null();
-    OPTION_CHOICE o;
-    char *prog;
-
-    prog = opt_init(argc, argv, provider_options);
-    while ((o = opt_next()) != OPT_EOF) {
-        switch (o) {
-        default: /* Catching OPT_ERR & covering OPT_EOF which isn't possible */
-            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
-            goto end;
-        case OPT_HELP:
-            opt_help(provider_options);
-            ret = 0;
-            goto end;
-        case OPT_VVV:
-        case OPT_VV:
-        case OPT_V:
-            /* Convert to an integer from one to four. */
-            i = (int)(o - OPT_V) + 1;
-            if (verbose < i)
-                verbose = i;
-            break;
-        }
-    }
-
-    /* Allow any trailing parameters as provider names. */
-    argc = opt_num_rest();
-    argv = opt_rest();
-    for ( ; *argv; argv++) {
-        /* This isn't necessary since -- is supported. */
-        if (**argv == '-') {
-            BIO_printf(bio_err, "%s: Cannot mix flags and provider names.\n",
-                       prog);
-            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
-            goto end;
-        }
-        sk_OPENSSL_CSTRING_push(providers, *argv);
-    }
-
-    ret = 0;
-    for (i = 0; i < sk_OPENSSL_CSTRING_num(providers); i++) {
-        const char *name = sk_OPENSSL_CSTRING_value(providers, i);
-        OSSL_PROVIDER *prov = OSSL_PROVIDER_load(NULL, name);
-
-        if (prov != NULL) {
-            BIO_printf(bio_out, verbose == 0 ? "%s\n" :  "[ %s ]\n", name);
-
-            if (verbose > 0) {
-                META data;
-
-                data.total = 0;
-                data.first = 1;
-                data.verbose = verbose;
-                data.prov = prov;
-                data.fn = print_caps;
-
-                switch (verbose) {
-                case 1:
-                    BIO_printf(bio_out, "    ");
-                    break;
-                case 2:
-                    data.indent = 4;
-                    break;
-                case 3:
-                default:
-                    data.indent = 4;
-                    data.subindent = 10;
-                    break;
-                }
-
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "Cipher";
-                }
-                EVP_CIPHER_do_all_provided(NULL, do_cipher, &data);
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "Digest";
-                }
-                EVP_MD_do_all_provided(NULL, do_digest, &data);
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "MAC";
-                }
-                EVP_MAC_do_all_provided(NULL, do_mac, &data);
-
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "Key manager";
-                }
-                EVP_KEYMGMT_do_all_provided(NULL, do_keymgmt, &data);
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "Key exchange";
-                }
-                EVP_KEYEXCH_do_all_provided(NULL, do_keyexch, &data);
-                if (verbose > 1) {
-                    data.first = 1;
-                    data.label = "Signature";
-                }
-                EVP_SIGNATURE_do_all_provided(NULL, do_signature, &data);
-
-                switch (verbose) {
-                default:
-                    break;
-                case 2:
-                case 1:
-                    BIO_printf(bio_out, "\n");
-                    break;
-                }
-            }
-            OSSL_PROVIDER_unload(prov);
-        } else {
-            ERR_print_errors(bio_err);
-            ret = 1;
-            /*
-             * Just because one provider module failed, there's no reason to
-             * stop, if there are more to try.
-             */
-        }
-    }
-
- end:
-
-    ERR_print_errors(bio_err);
-    sk_OPENSSL_CSTRING_free(providers);
-    return ret;
-}