openssl/crypto/x509/v3_ist.c
Gopal Sharma ffeae4c4e7 Removed logically dead code from function i2r_issuer_sign_tool
Since new_line is assigned with 0 in the very begging of the function check added at line no. 106 will never become true. Hence removing.

CLA: trivial

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23284)
2024-01-15 08:55:06 -05:00

150 lines
5.4 KiB
C

/*
* Copyright 2020-2023 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 <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/conf.h>
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/x509v3.h>
#include "ext_dat.h"
/*
* Issuer Sign Tool (1.2.643.100.112) The name of the tool used to signs the subject (ASN1_SEQUENCE)
* This extension is required to obtain the status of a qualified certificate at Russian Federation.
* RFC-style description is available here: https://tools.ietf.org/html/draft-deremin-rfc4491-bis-04#section-5
* Russian Federal Law 63 "Digital Sign" is available here: http://www.consultant.ru/document/cons_doc_LAW_112701/
*/
ASN1_SEQUENCE(ISSUER_SIGN_TOOL) = {
ASN1_SIMPLE(ISSUER_SIGN_TOOL, signTool, ASN1_UTF8STRING),
ASN1_SIMPLE(ISSUER_SIGN_TOOL, cATool, ASN1_UTF8STRING),
ASN1_SIMPLE(ISSUER_SIGN_TOOL, signToolCert, ASN1_UTF8STRING),
ASN1_SIMPLE(ISSUER_SIGN_TOOL, cAToolCert, ASN1_UTF8STRING)
} ASN1_SEQUENCE_END(ISSUER_SIGN_TOOL)
IMPLEMENT_ASN1_FUNCTIONS(ISSUER_SIGN_TOOL)
static ISSUER_SIGN_TOOL *v2i_issuer_sign_tool(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *nval)
{
ISSUER_SIGN_TOOL *ist = ISSUER_SIGN_TOOL_new();
int i;
if (ist == NULL) {
ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
return NULL;
}
for (i = 0; i < sk_CONF_VALUE_num(nval); ++i) {
CONF_VALUE *cnf = sk_CONF_VALUE_value(nval, i);
if (cnf == NULL) {
continue;
}
if (strcmp(cnf->name, "signTool") == 0) {
ist->signTool = ASN1_UTF8STRING_new();
if (ist->signTool == NULL
|| cnf->value == NULL
|| !ASN1_STRING_set(ist->signTool, cnf->value, strlen(cnf->value))) {
ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
goto err;
}
} else if (strcmp(cnf->name, "cATool") == 0) {
ist->cATool = ASN1_UTF8STRING_new();
if (ist->cATool == NULL
|| cnf->value == NULL
|| !ASN1_STRING_set(ist->cATool, cnf->value, strlen(cnf->value))) {
ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
goto err;
}
} else if (strcmp(cnf->name, "signToolCert") == 0) {
ist->signToolCert = ASN1_UTF8STRING_new();
if (ist->signToolCert == NULL
|| cnf->value == NULL
|| !ASN1_STRING_set(ist->signToolCert, cnf->value, strlen(cnf->value))) {
ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
goto err;
}
} else if (strcmp(cnf->name, "cAToolCert") == 0) {
ist->cAToolCert = ASN1_UTF8STRING_new();
if (ist->cAToolCert == NULL
|| cnf->value == NULL
|| !ASN1_STRING_set(ist->cAToolCert, cnf->value, strlen(cnf->value))) {
ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
goto err;
}
} else {
ERR_raise(ERR_LIB_X509V3, ERR_R_PASSED_INVALID_ARGUMENT);
goto err;
}
}
return ist;
err:
ISSUER_SIGN_TOOL_free(ist);
return NULL;
}
static int i2r_issuer_sign_tool(X509V3_EXT_METHOD *method,
ISSUER_SIGN_TOOL *ist, BIO *out,
int indent)
{
int new_line = 0;
if (ist == NULL) {
ERR_raise(ERR_LIB_X509V3, ERR_R_PASSED_INVALID_ARGUMENT);
return 0;
}
if (ist->signTool != NULL) {
BIO_printf(out, "%*ssignTool : ", indent, "");
BIO_write(out, ist->signTool->data, ist->signTool->length);
new_line = 1;
}
if (ist->cATool != NULL) {
if (new_line == 1) {
BIO_write(out, "\n", 1);
}
BIO_printf(out, "%*scATool : ", indent, "");
BIO_write(out, ist->cATool->data, ist->cATool->length);
new_line = 1;
}
if (ist->signToolCert != NULL) {
if (new_line == 1) {
BIO_write(out, "\n", 1);
}
BIO_printf(out, "%*ssignToolCert: ", indent, "");
BIO_write(out, ist->signToolCert->data, ist->signToolCert->length);
new_line = 1;
}
if (ist->cAToolCert != NULL) {
if (new_line == 1) {
BIO_write(out, "\n", 1);
}
BIO_printf(out, "%*scAToolCert : ", indent, "");
BIO_write(out, ist->cAToolCert->data, ist->cAToolCert->length);
new_line = 1;
}
return 1;
}
const X509V3_EXT_METHOD ossl_v3_issuer_sign_tool = {
NID_issuerSignTool, /* nid */
X509V3_EXT_MULTILINE, /* flags */
ASN1_ITEM_ref(ISSUER_SIGN_TOOL), /* template */
0, 0, 0, 0, /* old functions, ignored */
0, /* i2s */
0, /* s2i */
0, /* i2v */
(X509V3_EXT_V2I)v2i_issuer_sign_tool, /* v2i */
(X509V3_EXT_I2R)i2r_issuer_sign_tool, /* i2r */
0, /* r2i */
NULL /* extension-specific data */
};