[331] | 1 | /*
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| 2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include "internal/cryptlib.h"
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| 12 | #include <openssl/buffer.h>
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| 13 | #include <openssl/bn.h>
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| 14 | #include <openssl/objects.h>
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| 15 | #include <openssl/x509.h>
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| 16 | #include <openssl/x509v3.h>
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| 17 | #include <openssl/rsa.h>
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| 18 | #include <openssl/dsa.h>
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| 19 |
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| 20 | #ifndef OPENSSL_NO_STDIO
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| 21 | int X509_REQ_print_fp(FILE *fp, X509_REQ *x)
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| 22 | {
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| 23 | BIO *b;
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| 24 | int ret;
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| 25 |
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| 26 | if ((b = BIO_new(BIO_s_file())) == NULL) {
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| 27 | X509err(X509_F_X509_REQ_PRINT_FP, ERR_R_BUF_LIB);
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| 28 | return (0);
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| 29 | }
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| 30 | BIO_set_fp(b, fp, BIO_NOCLOSE);
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| 31 | ret = X509_REQ_print(b, x);
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| 32 | BIO_free(b);
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| 33 | return (ret);
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| 34 | }
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| 35 | #endif
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| 36 |
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| 37 | int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflags,
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| 38 | unsigned long cflag)
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| 39 | {
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| 40 | long l;
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| 41 | int i;
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| 42 | EVP_PKEY *pkey;
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| 43 | STACK_OF(X509_EXTENSION) *exts;
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| 44 | char mlch = ' ';
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| 45 | int nmindent = 0;
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| 46 |
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| 47 | if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
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| 48 | mlch = '\n';
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| 49 | nmindent = 12;
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| 50 | }
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| 51 |
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| 52 | if (nmflags == X509_FLAG_COMPAT)
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| 53 | nmindent = 16;
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| 54 |
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| 55 | if (!(cflag & X509_FLAG_NO_HEADER)) {
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| 56 | if (BIO_write(bp, "Certificate Request:\n", 21) <= 0)
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| 57 | goto err;
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| 58 | if (BIO_write(bp, " Data:\n", 10) <= 0)
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| 59 | goto err;
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| 60 | }
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| 61 | if (!(cflag & X509_FLAG_NO_VERSION)) {
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| 62 | l = X509_REQ_get_version(x);
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| 63 | if (l >= 0 && l <= 2) {
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| 64 | if (BIO_printf(bp, "%8sVersion: %ld (0x%lx)\n", "", l + 1, (unsigned long)l) <= 0)
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| 65 | goto err;
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| 66 | } else {
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| 67 | if (BIO_printf(bp, "%8sVersion: Unknown (%ld)\n", "", l) <= 0)
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| 68 | goto err;
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| 69 | }
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| 70 | }
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| 71 | if (!(cflag & X509_FLAG_NO_SUBJECT)) {
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| 72 | if (BIO_printf(bp, " Subject:%c", mlch) <= 0)
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| 73 | goto err;
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| 74 | if (X509_NAME_print_ex(bp, X509_REQ_get_subject_name(x),
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| 75 | nmindent, nmflags) < 0)
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| 76 | goto err;
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| 77 | if (BIO_write(bp, "\n", 1) <= 0)
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| 78 | goto err;
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| 79 | }
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| 80 | if (!(cflag & X509_FLAG_NO_PUBKEY)) {
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| 81 | X509_PUBKEY *xpkey;
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| 82 | ASN1_OBJECT *koid;
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| 83 | if (BIO_write(bp, " Subject Public Key Info:\n", 33) <= 0)
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| 84 | goto err;
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| 85 | if (BIO_printf(bp, "%12sPublic Key Algorithm: ", "") <= 0)
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| 86 | goto err;
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| 87 | xpkey = X509_REQ_get_X509_PUBKEY(x);
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| 88 | X509_PUBKEY_get0_param(&koid, NULL, NULL, NULL, xpkey);
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| 89 | if (i2a_ASN1_OBJECT(bp, koid) <= 0)
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| 90 | goto err;
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| 91 | if (BIO_puts(bp, "\n") <= 0)
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| 92 | goto err;
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| 93 |
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| 94 | pkey = X509_REQ_get0_pubkey(x);
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| 95 | if (pkey == NULL) {
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| 96 | BIO_printf(bp, "%12sUnable to load Public Key\n", "");
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| 97 | ERR_print_errors(bp);
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| 98 | } else {
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| 99 | EVP_PKEY_print_public(bp, pkey, 16, NULL);
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| 100 | }
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| 101 | }
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| 102 |
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| 103 | if (!(cflag & X509_FLAG_NO_ATTRIBUTES)) {
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| 104 | /* may not be */
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| 105 | if (BIO_printf(bp, "%8sAttributes:\n", "") <= 0)
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| 106 | goto err;
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| 107 |
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| 108 | if (X509_REQ_get_attr_count(x) == 0) {
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| 109 | if (BIO_printf(bp, "%12sa0:00\n", "") <= 0)
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| 110 | goto err;
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| 111 | } else {
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| 112 | for (i = 0; i < X509_REQ_get_attr_count(x); i++) {
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| 113 | ASN1_TYPE *at;
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| 114 | X509_ATTRIBUTE *a;
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| 115 | ASN1_BIT_STRING *bs = NULL;
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| 116 | ASN1_OBJECT *aobj;
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| 117 | int j, type = 0, count = 1, ii = 0;
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| 118 |
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| 119 | a = X509_REQ_get_attr(x, i);
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| 120 | aobj = X509_ATTRIBUTE_get0_object(a);
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| 121 | if (X509_REQ_extension_nid(OBJ_obj2nid(aobj)))
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| 122 | continue;
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| 123 | if (BIO_printf(bp, "%12s", "") <= 0)
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| 124 | goto err;
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| 125 | if ((j = i2a_ASN1_OBJECT(bp, aobj)) > 0) {
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| 126 | ii = 0;
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| 127 | count = X509_ATTRIBUTE_count(a);
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| 128 | get_next:
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| 129 | at = X509_ATTRIBUTE_get0_type(a, ii);
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| 130 | type = at->type;
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| 131 | bs = at->value.asn1_string;
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| 132 | }
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| 133 | for (j = 25 - j; j > 0; j--)
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| 134 | if (BIO_write(bp, " ", 1) != 1)
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| 135 | goto err;
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| 136 | if (BIO_puts(bp, ":") <= 0)
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| 137 | goto err;
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| 138 | if ((type == V_ASN1_PRINTABLESTRING) ||
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| 139 | (type == V_ASN1_T61STRING) ||
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| 140 | (type == V_ASN1_UTF8STRING) ||
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| 141 | (type == V_ASN1_IA5STRING)) {
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| 142 | if (BIO_write(bp, (char *)bs->data, bs->length)
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| 143 | != bs->length)
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| 144 | goto err;
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| 145 | BIO_puts(bp, "\n");
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| 146 | } else {
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| 147 | BIO_puts(bp, "unable to print attribute\n");
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| 148 | }
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| 149 | if (++ii < count)
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| 150 | goto get_next;
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| 151 | }
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| 152 | }
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| 153 | }
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| 154 | if (!(cflag & X509_FLAG_NO_EXTENSIONS)) {
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| 155 | exts = X509_REQ_get_extensions(x);
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| 156 | if (exts) {
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| 157 | BIO_printf(bp, "%8sRequested Extensions:\n", "");
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| 158 | for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
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| 159 | ASN1_OBJECT *obj;
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| 160 | X509_EXTENSION *ex;
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| 161 | int critical;
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| 162 | ex = sk_X509_EXTENSION_value(exts, i);
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| 163 | if (BIO_printf(bp, "%12s", "") <= 0)
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| 164 | goto err;
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| 165 | obj = X509_EXTENSION_get_object(ex);
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| 166 | i2a_ASN1_OBJECT(bp, obj);
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| 167 | critical = X509_EXTENSION_get_critical(ex);
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| 168 | if (BIO_printf(bp, ": %s\n", critical ? "critical" : "") <= 0)
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| 169 | goto err;
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| 170 | if (!X509V3_EXT_print(bp, ex, cflag, 16)) {
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| 171 | BIO_printf(bp, "%16s", "");
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| 172 | ASN1_STRING_print(bp, X509_EXTENSION_get_data(ex));
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| 173 | }
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| 174 | if (BIO_write(bp, "\n", 1) <= 0)
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| 175 | goto err;
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| 176 | }
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| 177 | sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
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| 178 | }
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| 179 | }
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| 180 |
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| 181 | if (!(cflag & X509_FLAG_NO_SIGDUMP)) {
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| 182 | const X509_ALGOR *sig_alg;
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| 183 | const ASN1_BIT_STRING *sig;
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| 184 | X509_REQ_get0_signature(x, &sig, &sig_alg);
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| 185 | if (!X509_signature_print(bp, sig_alg, sig))
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| 186 | goto err;
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| 187 | }
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| 188 |
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| 189 | return (1);
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| 190 | err:
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| 191 | X509err(X509_F_X509_REQ_PRINT_EX, ERR_R_BUF_LIB);
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| 192 | return (0);
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| 193 | }
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| 194 |
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| 195 | int X509_REQ_print(BIO *bp, X509_REQ *x)
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| 196 | {
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| 197 | return X509_REQ_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
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| 198 | }
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