crypto/x509/v3_ist.c

   1 /*
   2  * Copyright 2020 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 <stdio.h>
  11 #include "internal/cryptlib.h"
  12 #include <openssl/conf.h>
  13 #include <openssl/asn1.h>
  14 #include <openssl/asn1t.h>
  15 #include <openssl/x509v3.h>
  16 #include "ext_dat.h"
  17
  18 /*
  19  * Issuer Sign Tool (1.2.643.100.112) The name of the tool used to signs the subject (ASN1_SEQUENCE)
  20  * This extention is required to obtain the status of a qualified certificate at Russian Federation.
  21  * RFC-style description is available here: https://tools.ietf.org/html/draft-deremin-rfc4491-bis-04#section-5
  22  * Russian Federal Law 63 "Digital Sign" is available here:  http://www.consultant.ru/document/cons_doc_LAW_112701/
  23  */
  24
  25 ASN1_SEQUENCE(ISSUER_SIGN_TOOL) = {
  26         ASN1_SIMPLE(ISSUER_SIGN_TOOL, signTool, ASN1_UTF8STRING),
  27         ASN1_SIMPLE(ISSUER_SIGN_TOOL, cATool, ASN1_UTF8STRING),
  28         ASN1_SIMPLE(ISSUER_SIGN_TOOL, signToolCert, ASN1_UTF8STRING),
  29         ASN1_SIMPLE(ISSUER_SIGN_TOOL, cAToolCert, ASN1_UTF8STRING)
  30 } ASN1_SEQUENCE_END(ISSUER_SIGN_TOOL)
  31
  32 IMPLEMENT_ASN1_FUNCTIONS(ISSUER_SIGN_TOOL)
  33
  34
  35 static ISSUER_SIGN_TOOL *v2i_issuer_sign_tool(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
  36                         STACK_OF(CONF_VALUE) *nval)
  37 {
  38     ISSUER_SIGN_TOOL *ist = ISSUER_SIGN_TOOL_new();
  39     int i;
  40
  41     if (ist == NULL) {
  42         X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_MALLOC_FAILURE);
  43         return NULL;
  44     }
  45     for (i = 0; i < sk_CONF_VALUE_num(nval); ++i) {
  46         CONF_VALUE *cnf = sk_CONF_VALUE_value(nval, i);
  47
  48         if (cnf == NULL) {
  49             continue;
  50         }
  51         if (strcmp(cnf->name, "signTool") == 0) {
  52             ist->signTool = ASN1_UTF8STRING_new();
  53             if (ist->signTool == NULL) {
  54                 X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_MALLOC_FAILURE);
  55                 ISSUER_SIGN_TOOL_free(ist);
  56                 return NULL;
  57             }
  58             ASN1_STRING_set(ist->signTool, cnf->value, strlen(cnf->value));
  59         } else if (strcmp(cnf->name, "cATool") == 0) {
  60             ist->cATool = ASN1_UTF8STRING_new();
  61             if (ist->cATool == NULL) {
  62                 X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_MALLOC_FAILURE);
  63                 ISSUER_SIGN_TOOL_free(ist);
  64                 return NULL;
  65             }
  66             ASN1_STRING_set(ist->cATool, cnf->value, strlen(cnf->value));
  67         } else if (strcmp(cnf->name, "signToolCert") == 0) {
  68             ist->signToolCert = ASN1_UTF8STRING_new();
  69             if (ist->signToolCert == NULL) {
  70                 X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_MALLOC_FAILURE);
  71                 ISSUER_SIGN_TOOL_free(ist);
  72                 return NULL;
  73             }
  74             ASN1_STRING_set(ist->signToolCert, cnf->value, strlen(cnf->value));
  75         } else if (strcmp(cnf->name, "cAToolCert") == 0) {
  76             ist->cAToolCert = ASN1_UTF8STRING_new();
  77             if (ist->cAToolCert == NULL) {
  78                 X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_MALLOC_FAILURE);
  79                 ISSUER_SIGN_TOOL_free(ist);
  80                 return NULL;
  81             }
  82             ASN1_STRING_set(ist->cAToolCert, cnf->value, strlen(cnf->value));
  83         } else {
  84             X509V3err(X509V3_F_V2I_ISSUER_SIGN_TOOL, ERR_R_PASSED_INVALID_ARGUMENT);
  85             ISSUER_SIGN_TOOL_free(ist);
  86             return NULL;
  87         }
  88     }
  89     return ist;
  90 }
  91
  92 static int i2r_issuer_sign_tool(X509V3_EXT_METHOD *method,
  93                                  ISSUER_SIGN_TOOL *ist, BIO *out,
  94                                  int indent)
  95 {
  96     int new_line = 0;
  97
  98     if (ist == NULL) {
  99         X509V3err(X509V3_F_I2R_ISSUER_SIGN_TOOL, ERR_R_PASSED_INVALID_ARGUMENT);
 100         return 0;
 101     }
 102     if (ist->signTool != NULL) {
 103         if (new_line == 1) {
 104             BIO_write(out, "\n", 1);
 105         }
 106         BIO_printf(out, "%*ssignTool    : ", indent, "");
 107         BIO_write(out, ist->signTool->data, ist->signTool->length);
 108         new_line = 1;
 109     }
 110     if (ist->cATool != NULL) {
 111         if (new_line == 1) {
 112             BIO_write(out, "\n", 1);
 113         }
 114         BIO_printf(out, "%*scATool      : ", indent, "");
 115         BIO_write(out, ist->cATool->data, ist->cATool->length);
 116         new_line = 1;
 117     }
 118     if (ist->signToolCert != NULL) {
 119         if (new_line == 1) {
 120             BIO_write(out, "\n", 1);
 121         }
 122         BIO_printf(out, "%*ssignToolCert: ", indent, "");
 123         BIO_write(out, ist->signToolCert->data, ist->signToolCert->length);
 124         new_line = 1;
 125     }
 126     if (ist->cAToolCert != NULL) {
 127         if (new_line == 1) {
 128             BIO_write(out, "\n", 1);
 129         }
 130         BIO_printf(out, "%*scAToolCert  : ", indent, "");
 131         BIO_write(out, ist->cAToolCert->data, ist->cAToolCert->length);
 132         new_line = 1;
 133     }
 134     return 1;
 135 }
 136
 137 const X509V3_EXT_METHOD v3_issuer_sign_tool = {
 138     NID_issuerSignTool,                   /* nid */
 139     X509V3_EXT_MULTILINE,                 /* flags */
 140     ASN1_ITEM_ref(ISSUER_SIGN_TOOL),      /* template */
 141     0, 0, 0, 0,                           /* old functions, ignored */
 142     0,                                    /* i2s */
 143     0,                                    /* s2i */
 144     0,                                    /* i2v */
 145     (X509V3_EXT_V2I)v2i_issuer_sign_tool, /* v2i */
 146     (X509V3_EXT_I2R)i2r_issuer_sign_tool, /* i2r */
 147     0,                                    /* r2i */
 148     NULL                                  /* extension-specific data */
 149 };