| /* | 
 |  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | 
 |  * | 
 |  * Licensed under the OpenSSL license (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/buffer.h> | 
 | #include <openssl/bn.h> | 
 | #include <openssl/objects.h> | 
 | #include <openssl/x509.h> | 
 | #include <openssl/x509v3.h> | 
 | #include <openssl/rsa.h> | 
 | #include <openssl/dsa.h> | 
 |  | 
 | #ifndef OPENSSL_NO_STDIO | 
 | int X509_REQ_print_fp(FILE *fp, X509_REQ *x) | 
 | { | 
 |     BIO *b; | 
 |     int ret; | 
 |  | 
 |     if ((b = BIO_new(BIO_s_file())) == NULL) { | 
 |         X509err(X509_F_X509_REQ_PRINT_FP, ERR_R_BUF_LIB); | 
 |         return (0); | 
 |     } | 
 |     BIO_set_fp(b, fp, BIO_NOCLOSE); | 
 |     ret = X509_REQ_print(b, x); | 
 |     BIO_free(b); | 
 |     return (ret); | 
 | } | 
 | #endif | 
 |  | 
 | int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflags, | 
 |                       unsigned long cflag) | 
 | { | 
 |     long l; | 
 |     int i; | 
 |     EVP_PKEY *pkey; | 
 |     STACK_OF(X509_EXTENSION) *exts; | 
 |     char mlch = ' '; | 
 |     int nmindent = 0; | 
 |  | 
 |     if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { | 
 |         mlch = '\n'; | 
 |         nmindent = 12; | 
 |     } | 
 |  | 
 |     if (nmflags == X509_FLAG_COMPAT) | 
 |         nmindent = 16; | 
 |  | 
 |     if (!(cflag & X509_FLAG_NO_HEADER)) { | 
 |         if (BIO_write(bp, "Certificate Request:\n", 21) <= 0) | 
 |             goto err; | 
 |         if (BIO_write(bp, "    Data:\n", 10) <= 0) | 
 |             goto err; | 
 |     } | 
 |     if (!(cflag & X509_FLAG_NO_VERSION)) { | 
 |         l = X509_REQ_get_version(x); | 
 |         if (BIO_printf(bp, "%8sVersion: %ld (0x%lx)\n", "", l + 1, l) <= 0) | 
 |             goto err; | 
 |     } | 
 |     if (!(cflag & X509_FLAG_NO_SUBJECT)) { | 
 |         if (BIO_printf(bp, "        Subject:%c", mlch) <= 0) | 
 |             goto err; | 
 |         if (X509_NAME_print_ex(bp, X509_REQ_get_subject_name(x), | 
 |             nmindent, nmflags) < 0) | 
 |             goto err; | 
 |         if (BIO_write(bp, "\n", 1) <= 0) | 
 |             goto err; | 
 |     } | 
 |     if (!(cflag & X509_FLAG_NO_PUBKEY)) { | 
 |         X509_PUBKEY *xpkey; | 
 |         ASN1_OBJECT *koid; | 
 |         if (BIO_write(bp, "        Subject Public Key Info:\n", 33) <= 0) | 
 |             goto err; | 
 |         if (BIO_printf(bp, "%12sPublic Key Algorithm: ", "") <= 0) | 
 |             goto err; | 
 |         xpkey = X509_REQ_get_X509_PUBKEY(x); | 
 |         X509_PUBKEY_get0_param(&koid, NULL, NULL, NULL, xpkey); | 
 |         if (i2a_ASN1_OBJECT(bp, koid) <= 0) | 
 |             goto err; | 
 |         if (BIO_puts(bp, "\n") <= 0) | 
 |             goto err; | 
 |  | 
 |         pkey = X509_REQ_get0_pubkey(x); | 
 |         if (pkey == NULL) { | 
 |             BIO_printf(bp, "%12sUnable to load Public Key\n", ""); | 
 |             ERR_print_errors(bp); | 
 |         } else { | 
 |             EVP_PKEY_print_public(bp, pkey, 16, NULL); | 
 |         } | 
 |     } | 
 |  | 
 |     if (!(cflag & X509_FLAG_NO_ATTRIBUTES)) { | 
 |         /* may not be */ | 
 |         if (BIO_printf(bp, "%8sAttributes:\n", "") <= 0) | 
 |             goto err; | 
 |  | 
 |         if (X509_REQ_get_attr_count(x) == 0) { | 
 |             if (BIO_printf(bp, "%12sa0:00\n", "") <= 0) | 
 |                 goto err; | 
 |         } else { | 
 |             for (i = 0; i < X509_REQ_get_attr_count(x); i++) { | 
 |                 ASN1_TYPE *at; | 
 |                 X509_ATTRIBUTE *a; | 
 |                 ASN1_BIT_STRING *bs = NULL; | 
 |                 ASN1_OBJECT *aobj; | 
 |                 int j, type = 0, count = 1, ii = 0; | 
 |  | 
 |                 a = X509_REQ_get_attr(x, i); | 
 |                 aobj = X509_ATTRIBUTE_get0_object(a); | 
 |                 if (X509_REQ_extension_nid(OBJ_obj2nid(aobj))) | 
 |                     continue; | 
 |                 if (BIO_printf(bp, "%12s", "") <= 0) | 
 |                     goto err; | 
 |                 if ((j = i2a_ASN1_OBJECT(bp, aobj)) > 0) { | 
 |                     ii = 0; | 
 |                     count = X509_ATTRIBUTE_count(a); | 
 |  get_next: | 
 |                     at = X509_ATTRIBUTE_get0_type(a, ii); | 
 |                     type = at->type; | 
 |                     bs = at->value.asn1_string; | 
 |                 } | 
 |                 for (j = 25 - j; j > 0; j--) | 
 |                     if (BIO_write(bp, " ", 1) != 1) | 
 |                         goto err; | 
 |                 if (BIO_puts(bp, ":") <= 0) | 
 |                     goto err; | 
 |                 if ((type == V_ASN1_PRINTABLESTRING) || | 
 |                     (type == V_ASN1_T61STRING) || | 
 |                     (type == V_ASN1_UTF8STRING) || | 
 |                     (type == V_ASN1_IA5STRING)) { | 
 |                     if (BIO_write(bp, (char *)bs->data, bs->length) | 
 |                         != bs->length) | 
 |                         goto err; | 
 |                     BIO_puts(bp, "\n"); | 
 |                 } else { | 
 |                     BIO_puts(bp, "unable to print attribute\n"); | 
 |                 } | 
 |                 if (++ii < count) | 
 |                     goto get_next; | 
 |             } | 
 |         } | 
 |     } | 
 |     if (!(cflag & X509_FLAG_NO_EXTENSIONS)) { | 
 |         exts = X509_REQ_get_extensions(x); | 
 |         if (exts) { | 
 |             BIO_printf(bp, "%8sRequested Extensions:\n", ""); | 
 |             for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { | 
 |                 ASN1_OBJECT *obj; | 
 |                 X509_EXTENSION *ex; | 
 |                 int critical; | 
 |                 ex = sk_X509_EXTENSION_value(exts, i); | 
 |                 if (BIO_printf(bp, "%12s", "") <= 0) | 
 |                     goto err; | 
 |                 obj = X509_EXTENSION_get_object(ex); | 
 |                 i2a_ASN1_OBJECT(bp, obj); | 
 |                 critical = X509_EXTENSION_get_critical(ex); | 
 |                 if (BIO_printf(bp, ": %s\n", critical ? "critical" : "") <= 0) | 
 |                     goto err; | 
 |                 if (!X509V3_EXT_print(bp, ex, cflag, 16)) { | 
 |                     BIO_printf(bp, "%16s", ""); | 
 |                     ASN1_STRING_print(bp, X509_EXTENSION_get_data(ex)); | 
 |                 } | 
 |                 if (BIO_write(bp, "\n", 1) <= 0) | 
 |                     goto err; | 
 |             } | 
 |             sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); | 
 |         } | 
 |     } | 
 |  | 
 |     if (!(cflag & X509_FLAG_NO_SIGDUMP)) { | 
 |         const X509_ALGOR *sig_alg; | 
 |         const ASN1_BIT_STRING *sig; | 
 |         X509_REQ_get0_signature(x, &sig, &sig_alg); | 
 |         if (!X509_signature_print(bp, sig_alg, sig)) | 
 |             goto err; | 
 |     } | 
 |  | 
 |     return (1); | 
 |  err: | 
 |     X509err(X509_F_X509_REQ_PRINT_EX, ERR_R_BUF_LIB); | 
 |     return (0); | 
 | } | 
 |  | 
 | int X509_REQ_print(BIO *bp, X509_REQ *x) | 
 | { | 
 |     return X509_REQ_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); | 
 | } |