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Move print_param_types() to libapps, and give it indent argument

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Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9697)
This commit is contained in:
Richard Levitte 2019-08-26 22:08:04 +02:00
parent d5f8542913
commit 16485a3ada
4 changed files with 120 additions and 94 deletions
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2
apps/build.info
View File

@ -31,7 +31,7 @@ $OPENSSLSRC={-
join(' ', @opensslsrc); -}
# Source for libapps
$LIBAPPSSRC=apps.c apps_ui.c opt.c fmt.c s_cb.c s_socket.c app_rand.c \
bf_prefix.c columns.c
bf_prefix.c columns.c lib/app_params.c
IF[{- !$disabled{apps} -}]
LIBS{noinst}=libapps.a

13
apps/include/app_params.h Normal file
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@ -0,0 +1,13 @@
/*
* 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/core.h>
int print_param_types(const char *thing, const OSSL_PARAM *pdefs, int indent);

96
apps/lib/app_params.c Normal file
View File

@ -0,0 +1,96 @@
/*
* 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 "apps.h"
#include "app_params.h"
static int describe_param_type(char *buf, size_t bufsz, const OSSL_PARAM *param)
{
const char *type_mod = "";
const char *type = NULL;
int show_type_number = 0;
int printed_len;
switch (param->data_type) {
case OSSL_PARAM_UNSIGNED_INTEGER:
type_mod = "unsigned ";
/* FALLTHRU */
case OSSL_PARAM_INTEGER:
type = "integer";
break;
case OSSL_PARAM_UTF8_PTR:
type_mod = "pointer to a ";
/* FALLTHRU */
case OSSL_PARAM_UTF8_STRING:
type = "UTF8 encoded string";
break;
case OSSL_PARAM_OCTET_PTR:
type_mod = "pointer to an ";
/* FALLTHRU */
case OSSL_PARAM_OCTET_STRING:
type = "octet string";
break;
default:
type = "unknown type";
show_type_number = 1;
break;
}
printed_len = BIO_snprintf(buf, bufsz, "%s: ", param->key);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
printed_len = BIO_snprintf(buf, bufsz, "%s%s", type_mod, type);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
if (show_type_number) {
printed_len = BIO_snprintf(buf, bufsz, " [%d]", param->data_type);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
}
if (param->data_size == 0)
printed_len = BIO_snprintf(buf, bufsz, " (arbitrary size)");
else
printed_len = BIO_snprintf(buf, bufsz, " (max %zu bytes large)",
param->data_size);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
*buf = '\0';
return 1;
}
int print_param_types(const char *thing, const OSSL_PARAM *pdefs, int indent)
{
if (pdefs == NULL) {
BIO_printf(bio_out, "%*sNo declared %s\n", indent, " ", thing);
} else if (pdefs->key == NULL) {
/*
* An empty list? This shouldn't happen, but let's just make sure to
* say something if there's a badly written provider...
*/
BIO_printf(bio_out, "%*sEmpty list of %s (!!!)\n", indent, " ", thing);
} else {
BIO_printf(bio_out, "%*s%s:\n", indent, " ", thing);
for (; pdefs->key != NULL; pdefs++) {
char buf[200]; /* This should be ample space */
describe_param_type(buf, sizeof(buf), pdefs);
BIO_printf(bio_out, "%*s %s\n", indent, " ", buf);
}
}
return 1;
}

103
apps/list.c
View File

@ -13,95 +13,12 @@
#include <openssl/provider.h>
#include <openssl/safestack.h>
#include "apps.h"
#include "app_params.h"
#include "progs.h"
#include "opt.h"
static int verbose = 0;
static int describe_param_type(char *buf, size_t bufsz, const OSSL_PARAM *param)
{
const char *type_mod = "";
const char *type = NULL;
int show_type_number = 0;
int printed_len;
switch (param->data_type) {
case OSSL_PARAM_UNSIGNED_INTEGER:
type_mod = "unsigned ";
/* FALLTHRU */
case OSSL_PARAM_INTEGER:
type = "integer";
break;
case OSSL_PARAM_UTF8_PTR:
type_mod = "pointer to a ";
/* FALLTHRU */
case OSSL_PARAM_UTF8_STRING:
type = "UTF8 encoded string";
break;
case OSSL_PARAM_OCTET_PTR:
type_mod = "pointer to an ";
/* FALLTHRU */
case OSSL_PARAM_OCTET_STRING:
type = "octet string";
break;
default:
type = "unknown type";
show_type_number = 1;
break;
}
printed_len = BIO_snprintf(buf, bufsz, "%s: ", param->key);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
printed_len = BIO_snprintf(buf, bufsz, "%s%s", type_mod, type);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
if (show_type_number) {
printed_len = BIO_snprintf(buf, bufsz, " [%d]", param->data_type);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
}
if (param->data_size == 0)
printed_len = BIO_snprintf(buf, bufsz, " (arbitrary size)");
else
printed_len = BIO_snprintf(buf, bufsz, " (max %zu bytes large)",
param->data_size);
if (printed_len > 0) {
buf += printed_len;
bufsz -= printed_len;
}
*buf = '\0';
return 1;
}
static int print_param_types(const char *thing, const OSSL_PARAM *pdefs)
{
if (pdefs == NULL) {
BIO_printf(bio_out, " No declared %s\n", thing);
} else if (pdefs->key == NULL) {
/*
* An empty list? This shouldn't happen, but let's just make sure to
* say something if there's a badly written provider...
*/
BIO_printf(bio_out, " Empty list of %s (!!!)\n", thing);
} else {
BIO_printf(bio_out, " %s:\n", thing);
for (; pdefs->key != NULL; pdefs++) {
char buf[200]; /* This should be ample space */
describe_param_type(buf, sizeof(buf), pdefs);
BIO_printf(bio_out, " %s\n", buf);
}
}
return 1;
}
static void legacy_cipher_fn(const EVP_CIPHER *c,
const char *from, const char *to, void *arg)
{
@ -156,11 +73,11 @@ static void list_ciphers(void)
OSSL_PROVIDER_name(EVP_CIPHER_provider(c)));
if (verbose) {
print_param_types("retrievable algorithm parameters",
EVP_CIPHER_gettable_params(c));
EVP_CIPHER_gettable_params(c), 4);
print_param_types("retrievable operation parameters",
EVP_CIPHER_CTX_gettable_params(c));
EVP_CIPHER_CTX_gettable_params(c), 4);
print_param_types("settable operation parameters",
EVP_CIPHER_CTX_settable_params(c));
EVP_CIPHER_CTX_settable_params(c), 4);
}
}
sk_EVP_CIPHER_pop_free(ciphers, EVP_CIPHER_meth_free);
@ -219,11 +136,11 @@ static void list_digests(void)
OSSL_PROVIDER_name(EVP_MD_provider(m)));
if (verbose) {
print_param_types("retrievable algorithm parameters",
EVP_MD_gettable_params(m));
EVP_MD_gettable_params(m), 4);
print_param_types("retrievable operation parameters",
EVP_MD_CTX_gettable_params(m));
EVP_MD_CTX_gettable_params(m), 4);
print_param_types("settable operation parameters",
EVP_MD_CTX_settable_params(m));
EVP_MD_CTX_settable_params(m), 4);
}
}
sk_EVP_MD_pop_free(digests, EVP_MD_meth_free);
@ -266,11 +183,11 @@ static void list_macs(void)
if (verbose) {
print_param_types("retrievable algorithm parameters",
EVP_MAC_gettable_params(m));
EVP_MAC_gettable_params(m), 4);
print_param_types("retrievable operation parameters",
EVP_MAC_CTX_gettable_params(m));
EVP_MAC_CTX_gettable_params(m), 4);
print_param_types("settable operation parameters",
EVP_MAC_CTX_settable_params(m));
EVP_MAC_CTX_settable_params(m), 4);
}
}
sk_EVP_MAC_pop_free(macs, EVP_MAC_free);