[thirdparty/openssl.git] / apps / provider.c

/*
 * Copyright 2019 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_numbers.h>

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 *gettable_ctx_params;
    const OSSL_PARAM *settable_ctx_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("retrievable algorithm parameters",
                          info->gettable_params, meta->subindent);
        print_param_types("retrievable operation parameters",
                          info->gettable_ctx_params, meta->subindent);
        print_param_types("settable operation parameters",
                          info->settable_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;

    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_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_method(keymgmt, collect_keymgmt_names,
/*
 * TODO(3.0) Enable when KEYMGMT and KEYEXCH have gettables and settables
 */
#if 0
              EVP_KEYMGMT_gettable_params(keymgmt),
              EVP_KEYMGMT_gettable_ctx_params(keymgmt),
              EVP_KEYMGMT_settable_ctx_params(keymgmt),
#else
              NULL, NULL, NULL,
#endif
              meta);
}

static void do_keyexch(EVP_KEYEXCH *keyexch, void *meta)
{
    do_method(keyexch, collect_keyexch_names,
/*
 * TODO(3.0) Enable when KEYMGMT and KEYEXCH have gettables and settables
 */
#if 0
              EVP_KEYEXCH_gettable_params(keyexch),
              EVP_KEYEXCH_gettable_ctx_params(keyexch),
              EVP_KEYEXCH_settable_ctx_params(keyexch),
#else
              NULL, NULL, NULL,
#endif
              meta);
}

static void do_signature(EVP_SIGNATURE *signature, void *meta)
{
    do_method(signature, collect_signature_names,
/*
 * TODO(3.0) Enable when KEYMGMT and SIGNATURE have gettables and settables
 */
#if 0
              EVP_SIGNATURE_gettable_params(signature),
              EVP_SIGNATURE_gettable_ctx_params(signature),
              EVP_SIGNATURE_settable_ctx_params(signature),
#else
              NULL, NULL, NULL,
#endif
              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;
}
Commit	Line	Data
18d307e9 RL	1	/*
	2	* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
	3	*
	4	* Licensed under the Apache License 2.0 (the "License"). You may not use
	5	* this file except in compliance with the License. You can obtain a copy
	6	* in the file LICENSE in the source distribution or at
	7	* https://www.openssl.org/source/license.html
	8	*/
	9
	10	#include <openssl/opensslconf.h>
	11
	12	#include "apps.h"
	13	#include "app_params.h"
	14	#include "progs.h"
031873fe	15	#include "names.h"
18d307e9 RL	16	#include <openssl/err.h>
	17	#include <openssl/evp.h>
	18	#include <openssl/safestack.h>
	19	#include <openssl/provider.h>
	20	#include <openssl/core.h>
	21	#include <openssl/core_numbers.h>
	22
	23	typedef enum OPTION_choice {
	24	OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
	25	OPT_V = 100, OPT_VV, OPT_VVV
	26	} OPTION_CHOICE;
	27
	28	const OPTIONS provider_options[] = {
92de469f	29	{OPT_HELP_STR, 1, '-', "Usage: %s [options] [provider...]\n"},
5388f986 RS	30
5388f986 RS	31	OPT_SECTION("General"),
18d307e9	32	{"help", OPT_HELP, '-', "Display this summary"},
5388f986 RS	33
5388f986 RS	34	OPT_SECTION("Output"),
18d307e9 RL	35	{"v", OPT_V, '-', "List the algorithm names of specified provider"},
	36	{"vv", OPT_VV, '-', "List the algorithm names of specified providers,"},
	37	{OPT_MORE_STR, 0, '-', "categorised by operation type"},
	38	{"vvv", OPT_VVV, '-', "List the algorithm names of specified provider"},
	39	{OPT_MORE_STR, 0, '-', "one at a time, and list all known parameters"},
92de469f RS	40
	41	OPT_PARAMETERS(),
	42	{"provider", 0, 0, "Provider(s) to load"},
18d307e9 RL	43	{NULL}
	44	};
	45
	46	typedef struct info_st INFO;
	47	typedef struct meta_st META;
	48
	49	struct info_st {
031873fe	50	void (collect_names_fn)(void method, STACK_OF(OPENSSL_CSTRING) *names);
18d307e9 RL	51	void *method;
	52	const OSSL_PARAM *gettable_params;
	53	const OSSL_PARAM *gettable_ctx_params;
	54	const OSSL_PARAM *settable_ctx_params;
	55	};
	56
	57	struct meta_st {
	58	int first; /* For prints */
	59	int total;
	60	int indent;
	61	int subindent;
	62	int verbose;
	63	const char *label;
	64	OSSL_PROVIDER *prov;
	65	void (fn)(META meta, INFO *info);
	66	};
	67
031873fe RL	68	static void collect_cipher_names(void *method,
	69	STACK_OF(OPENSSL_CSTRING) *names)
	70	{
	71	EVP_CIPHER_names_do_all(method, collect_names, names);
	72	}
	73
	74	static void collect_digest_names(void *method,
	75	STACK_OF(OPENSSL_CSTRING) *names)
	76	{
	77	EVP_MD_names_do_all(method, collect_names, names);
	78	}
	79
	80	static void collect_mac_names(void *method,
	81	STACK_OF(OPENSSL_CSTRING) *names)
	82	{
	83	EVP_MAC_names_do_all(method, collect_names, names);
	84	}
	85
	86	static void collect_keymgmt_names(void *method,
	87	STACK_OF(OPENSSL_CSTRING) *names)
	88	{
	89	EVP_KEYMGMT_names_do_all(method, collect_names, names);
	90	}
	91
	92	static void collect_keyexch_names(void *method,
	93	STACK_OF(OPENSSL_CSTRING) *names)
	94	{
	95	EVP_KEYEXCH_names_do_all(method, collect_names, names);
	96	}
	97
	98	static void collect_signature_names(void *method,
	99	STACK_OF(OPENSSL_CSTRING) *names)
	100	{
	101	EVP_SIGNATURE_names_do_all(method, collect_names, names);
	102	}
	103
	104	static void print_method_names(BIO out, INFO info)
	105	{
	106	STACK_OF(OPENSSL_CSTRING) *names = sk_OPENSSL_CSTRING_new(name_cmp);
	107
	108	info->collect_names_fn(info->method, names);
	109	print_names(out, names);
	110	sk_OPENSSL_CSTRING_free(names);
	111	}
	112
18d307e9 RL	113	static void print_caps(META meta, INFO info)
	114	{
	115	switch (meta->verbose) {
	116	case 1:
031873fe RL	117	if (!meta->first)
	118	BIO_printf(bio_out, "; ");
	119	print_method_names(bio_out, info);
18d307e9 RL	120	break;
	121	case 2:
	122	if (meta->first) {
	123	if (meta->total > 0)
	124	BIO_printf(bio_out, "\n");
c92d0c5c	125	BIO_printf(bio_out, "%*s%ss:", meta->indent, "", meta->label);
18d307e9	126	}
031873fe RL	127	BIO_printf(bio_out, " ");
031873fe RL	128	print_method_names(bio_out, info);
18d307e9 RL	129	break;
	130	case 3:
	131	default:
031873fe RL	132	BIO_printf(bio_out, "%*s%s ", meta->indent, "", meta->label);
	133	print_method_names(bio_out, info);
	134	BIO_printf(bio_out, "\n");
18d307e9 RL	135	print_param_types("retrievable algorithm parameters",
	136	info->gettable_params, meta->subindent);
	137	print_param_types("retrievable operation parameters",
	138	info->gettable_ctx_params, meta->subindent);
	139	print_param_types("settable operation parameters",
	140	info->settable_ctx_params, meta->subindent);
	141	break;
	142	}
	143	meta->first = 0;
	144	}
	145
031873fe RL	146	static void do_method(void *method,
	147	void (collect_names_fn)(void method,
	148	STACK_OF(OPENSSL_CSTRING) *names),
18d307e9 RL	149	const OSSL_PARAM *gettable_params,
	150	const OSSL_PARAM *gettable_ctx_params,
	151	const OSSL_PARAM *settable_ctx_params,
	152	META *meta)
	153	{
	154	INFO info;
	155
031873fe	156	info.collect_names_fn = collect_names_fn;
18d307e9 RL	157	info.method = method;
	158	info.gettable_params = gettable_params;
	159	info.gettable_ctx_params = gettable_ctx_params;
	160	info.settable_ctx_params = settable_ctx_params;
	161	meta->fn(meta, &info);
	162	meta->total++;
	163	}
	164
	165	static void do_cipher(EVP_CIPHER cipher, void meta)
	166	{
031873fe	167	do_method(cipher, collect_cipher_names,
18d307e9	168	EVP_CIPHER_gettable_params(cipher),
41f7ecf3 P	169	EVP_CIPHER_gettable_ctx_params(cipher),
41f7ecf3 P	170	EVP_CIPHER_settable_ctx_params(cipher),
18d307e9 RL	171	meta);
	172	}
	173
	174	static void do_digest(EVP_MD digest, void meta)
	175	{
031873fe	176	do_method(digest, collect_digest_names,
18d307e9	177	EVP_MD_gettable_params(digest),
e6879a31 MC	178	EVP_MD_gettable_ctx_params(digest),
e6879a31 MC	179	EVP_MD_settable_ctx_params(digest),
18d307e9 RL	180	meta);
	181	}
	182
	183	static void do_mac(EVP_MAC mac, void meta)
	184	{
031873fe	185	do_method(mac, collect_mac_names,
18d307e9	186	EVP_MAC_gettable_params(mac),
41f7ecf3 P	187	EVP_MAC_gettable_ctx_params(mac),
41f7ecf3 P	188	EVP_MAC_settable_ctx_params(mac),
18d307e9 RL	189	meta);
	190	}
	191
031873fe RL	192	static void do_keymgmt(EVP_KEYMGMT keymgmt, void meta)
	193	{
	194	do_method(keymgmt, collect_keymgmt_names,
18d307e9 RL	195	/*
	196	* TODO(3.0) Enable when KEYMGMT and KEYEXCH have gettables and settables
	197	*/
	198	#if 0
18d307e9 RL	199	EVP_KEYMGMT_gettable_params(keymgmt),
	200	EVP_KEYMGMT_gettable_ctx_params(keymgmt),
	201	EVP_KEYMGMT_settable_ctx_params(keymgmt),
031873fe RL	202	#else
	203	NULL, NULL, NULL,
	204	#endif
18d307e9 RL	205	meta);
	206	}
	207
	208	static void do_keyexch(EVP_KEYEXCH keyexch, void meta)
	209	{
031873fe RL	210	do_method(keyexch, collect_keyexch_names,
	211	/*
	212	* TODO(3.0) Enable when KEYMGMT and KEYEXCH have gettables and settables
	213	*/
	214	#if 0
18d307e9 RL	215	EVP_KEYEXCH_gettable_params(keyexch),
	216	EVP_KEYEXCH_gettable_ctx_params(keyexch),
	217	EVP_KEYEXCH_settable_ctx_params(keyexch),
031873fe RL	218	#else
	219	NULL, NULL, NULL,
	220	#endif
18d307e9 RL	221	meta);
18d307e9 RL	222	}
031873fe RL	223
	224	static void do_signature(EVP_SIGNATURE signature, void meta)
	225	{
	226	do_method(signature, collect_signature_names,
	227	/*
	228	* TODO(3.0) Enable when KEYMGMT and SIGNATURE have gettables and settables
	229	*/
	230	#if 0
	231	EVP_SIGNATURE_gettable_params(signature),
	232	EVP_SIGNATURE_gettable_ctx_params(signature),
	233	EVP_SIGNATURE_settable_ctx_params(signature),
	234	#else
	235	NULL, NULL, NULL,
18d307e9	236	#endif
031873fe RL	237	meta);
031873fe RL	238	}
18d307e9 RL	239
	240	int provider_main(int argc, char **argv)
	241	{
	242	int ret = 1, i;
	243	int verbose = 0;
	244	STACK_OF(OPENSSL_CSTRING) *providers = sk_OPENSSL_CSTRING_new_null();
	245	OPTION_CHOICE o;
	246	char *prog;
	247
	248	prog = opt_init(argc, argv, provider_options);
	249	while ((o = opt_next()) != OPT_EOF) {
	250	switch (o) {
7964e370	251	default: /* Catching OPT_ERR & covering OPT_EOF which isn't possible */
18d307e9 RL	252	BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
	253	goto end;
	254	case OPT_HELP:
	255	opt_help(provider_options);
	256	ret = 0;
	257	goto end;
	258	case OPT_VVV:
	259	case OPT_VV:
	260	case OPT_V:
	261	/* Convert to an integer from one to four. */
	262	i = (int)(o - OPT_V) + 1;
	263	if (verbose < i)
	264	verbose = i;
	265	break;
	266	}
	267	}
	268
	269	/* Allow any trailing parameters as provider names. */
	270	argc = opt_num_rest();
	271	argv = opt_rest();
	272	for ( ; *argv; argv++) {
92de469f	273	/* This isn't necessary since -- is supported. */
18d307e9 RL	274	if (**argv == '-') {
	275	BIO_printf(bio_err, "%s: Cannot mix flags and provider names.\n",
	276	prog);
	277	BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
	278	goto end;
	279	}
	280	sk_OPENSSL_CSTRING_push(providers, *argv);
	281	}
	282
	283	ret = 0;
	284	for (i = 0; i < sk_OPENSSL_CSTRING_num(providers); i++) {
	285	const char *name = sk_OPENSSL_CSTRING_value(providers, i);
	286	OSSL_PROVIDER *prov = OSSL_PROVIDER_load(NULL, name);
	287
	288	if (prov != NULL) {
	289	BIO_printf(bio_out, verbose == 0 ? "%s\n" : "[ %s ]\n", name);
	290
	291	if (verbose > 0) {
	292	META data;
	293
	294	data.total = 0;
	295	data.first = 1;
	296	data.verbose = verbose;
	297	data.prov = prov;
	298	data.fn = print_caps;
	299
	300	switch (verbose) {
	301	case 1:
	302	BIO_printf(bio_out, " ");
	303	break;
	304	case 2:
	305	data.indent = 4;
	306	break;
	307	case 3:
	308	default:
	309	data.indent = 4;
	310	data.subindent = 10;
	311	break;
	312	}
	313
	314	if (verbose > 1) {
	315	data.first = 1;
	316	data.label = "Cipher";
	317	}
031873fe	318	EVP_CIPHER_do_all_provided(NULL, do_cipher, &data);
18d307e9 RL	319	if (verbose > 1) {
	320	data.first = 1;
	321	data.label = "Digest";
	322	}
031873fe	323	EVP_MD_do_all_provided(NULL, do_digest, &data);
18d307e9 RL	324	if (verbose > 1) {
	325	data.first = 1;
	326	data.label = "MAC";
	327	}
031873fe	328	EVP_MAC_do_all_provided(NULL, do_mac, &data);
18d307e9	329
18d307e9 RL	330	if (verbose > 1) {
	331	data.first = 1;
	332	data.label = "Key manager";
	333	}
031873fe	334	EVP_KEYMGMT_do_all_provided(NULL, do_keymgmt, &data);
18d307e9 RL	335	if (verbose > 1) {
	336	data.first = 1;
	337	data.label = "Key exchange";
	338	}
031873fe RL	339	EVP_KEYEXCH_do_all_provided(NULL, do_keyexch, &data);
	340	if (verbose > 1) {
	341	data.first = 1;
	342	data.label = "Signature";
	343	}
	344	EVP_SIGNATURE_do_all_provided(NULL, do_signature, &data);
18d307e9 RL	345
	346	switch (verbose) {
	347	default:
	348	break;
	349	case 2:
	350	case 1:
	351	BIO_printf(bio_out, "\n");
	352	break;
	353	}
	354	}
	355	OSSL_PROVIDER_unload(prov);
	356	} else {
	357	ERR_print_errors(bio_err);
	358	ret = 1;
	359	/*
	360	* Just because one provider module failed, there's no reason to
	361	* stop, if there are more to try.
	362	*/
	363	}
	364	}
	365
	366	end:
	367
	368	ERR_print_errors(bio_err);
	369	sk_OPENSSL_CSTRING_free(providers);
	370	return ret;
	371	}