| /* |
| * 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 "internal/asn1_int.h" |
| |
| #ifndef OPENSSL_NO_STDIO |
| int X509_print_fp(FILE *fp, X509 *x) |
| { |
| return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); |
| } |
| |
| int X509_print_ex_fp(FILE *fp, X509 *x, unsigned long nmflag, |
| unsigned long cflag) |
| { |
| BIO *b; |
| int ret; |
| |
| if ((b = BIO_new(BIO_s_file())) == NULL) { |
| X509err(X509_F_X509_PRINT_EX_FP, ERR_R_BUF_LIB); |
| return (0); |
| } |
| BIO_set_fp(b, fp, BIO_NOCLOSE); |
| ret = X509_print_ex(b, x, nmflag, cflag); |
| BIO_free(b); |
| return (ret); |
| } |
| #endif |
| |
| int X509_print(BIO *bp, X509 *x) |
| { |
| return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); |
| } |
| |
| int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflags, |
| unsigned long cflag) |
| { |
| long l; |
| int ret = 0, i; |
| char *m = NULL, mlch = ' '; |
| int nmindent = 0; |
| ASN1_INTEGER *bs; |
| EVP_PKEY *pkey = NULL; |
| const char *neg; |
| |
| 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:\n", 13) <= 0) |
| goto err; |
| if (BIO_write(bp, " Data:\n", 10) <= 0) |
| goto err; |
| } |
| if (!(cflag & X509_FLAG_NO_VERSION)) { |
| l = X509_get_version(x); |
| if (BIO_printf(bp, "%8sVersion: %lu (0x%lx)\n", "", l + 1, l) <= 0) |
| goto err; |
| } |
| if (!(cflag & X509_FLAG_NO_SERIAL)) { |
| |
| if (BIO_write(bp, " Serial Number:", 22) <= 0) |
| goto err; |
| |
| bs = X509_get_serialNumber(x); |
| if (bs->length <= (int)sizeof(long)) { |
| ERR_set_mark(); |
| l = ASN1_INTEGER_get(bs); |
| ERR_pop_to_mark(); |
| } else { |
| l = -1; |
| } |
| if (l != -1) { |
| if (bs->type == V_ASN1_NEG_INTEGER) { |
| l = -l; |
| neg = "-"; |
| } else |
| neg = ""; |
| if (BIO_printf(bp, " %s%lu (%s0x%lx)\n", neg, l, neg, l) <= 0) |
| goto err; |
| } else { |
| neg = (bs->type == V_ASN1_NEG_INTEGER) ? " (Negative)" : ""; |
| if (BIO_printf(bp, "\n%12s%s", "", neg) <= 0) |
| goto err; |
| |
| for (i = 0; i < bs->length; i++) { |
| if (BIO_printf(bp, "%02x%c", bs->data[i], |
| ((i + 1 == bs->length) ? '\n' : ':')) <= 0) |
| goto err; |
| } |
| } |
| |
| } |
| |
| if (!(cflag & X509_FLAG_NO_SIGNAME)) { |
| X509_ALGOR *tsig_alg = X509_get0_tbs_sigalg(x); |
| if (X509_signature_print(bp, tsig_alg, NULL) <= 0) |
| goto err; |
| } |
| |
| if (!(cflag & X509_FLAG_NO_ISSUER)) { |
| if (BIO_printf(bp, " Issuer:%c", mlch) <= 0) |
| goto err; |
| if (X509_NAME_print_ex(bp, X509_get_issuer_name(x), nmindent, nmflags) |
| < 0) |
| goto err; |
| if (BIO_write(bp, "\n", 1) <= 0) |
| goto err; |
| } |
| if (!(cflag & X509_FLAG_NO_VALIDITY)) { |
| if (BIO_write(bp, " Validity\n", 17) <= 0) |
| goto err; |
| if (BIO_write(bp, " Not Before: ", 24) <= 0) |
| goto err; |
| if (!ASN1_TIME_print(bp, X509_get_notBefore(x))) |
| goto err; |
| if (BIO_write(bp, "\n Not After : ", 25) <= 0) |
| goto err; |
| if (!ASN1_TIME_print(bp, X509_get_notAfter(x))) |
| goto err; |
| if (BIO_write(bp, "\n", 1) <= 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_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 = X509_get_X509_PUBKEY(x); |
| ASN1_OBJECT *xpoid; |
| X509_PUBKEY_get0_param(&xpoid, NULL, NULL, NULL, xpkey); |
| if (BIO_write(bp, " Subject Public Key Info:\n", 33) <= 0) |
| goto err; |
| if (BIO_printf(bp, "%12sPublic Key Algorithm: ", "") <= 0) |
| goto err; |
| if (i2a_ASN1_OBJECT(bp, xpoid) <= 0) |
| goto err; |
| if (BIO_puts(bp, "\n") <= 0) |
| goto err; |
| |
| pkey = X509_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_IDS)) { |
| ASN1_BIT_STRING *iuid, *suid; |
| X509_get0_uids(&iuid, &suid, x); |
| if (iuid != NULL) { |
| if (BIO_printf(bp, "%8sIssuer Unique ID: ", "") <= 0) |
| goto err; |
| if (!X509_signature_dump(bp, iuid, 12)) |
| goto err; |
| } |
| if (suid != NULL) { |
| if (BIO_printf(bp, "%8sSubject Unique ID: ", "") <= 0) |
| goto err; |
| if (!X509_signature_dump(bp, suid, 12)) |
| goto err; |
| } |
| } |
| |
| if (!(cflag & X509_FLAG_NO_EXTENSIONS)) |
| X509V3_extensions_print(bp, "X509v3 extensions", |
| X509_get0_extensions(x), cflag, 8); |
| |
| if (!(cflag & X509_FLAG_NO_SIGDUMP)) { |
| X509_ALGOR *sig_alg; |
| ASN1_BIT_STRING *sig; |
| X509_get0_signature(&sig, &sig_alg, x); |
| if (X509_signature_print(bp, sig_alg, sig) <= 0) |
| goto err; |
| } |
| if (!(cflag & X509_FLAG_NO_AUX)) { |
| if (!X509_aux_print(bp, x, 0)) |
| goto err; |
| } |
| ret = 1; |
| err: |
| OPENSSL_free(m); |
| return (ret); |
| } |
| |
| int X509_ocspid_print(BIO *bp, X509 *x) |
| { |
| unsigned char *der = NULL; |
| unsigned char *dertmp; |
| int derlen; |
| int i; |
| unsigned char SHA1md[SHA_DIGEST_LENGTH]; |
| ASN1_BIT_STRING *keybstr; |
| X509_NAME *subj; |
| |
| /* |
| * display the hash of the subject as it would appear in OCSP requests |
| */ |
| if (BIO_printf(bp, " Subject OCSP hash: ") <= 0) |
| goto err; |
| subj = X509_get_subject_name(x); |
| derlen = i2d_X509_NAME(subj, NULL); |
| if ((der = dertmp = OPENSSL_malloc(derlen)) == NULL) |
| goto err; |
| i2d_X509_NAME(subj, &dertmp); |
| |
| if (!EVP_Digest(der, derlen, SHA1md, NULL, EVP_sha1(), NULL)) |
| goto err; |
| for (i = 0; i < SHA_DIGEST_LENGTH; i++) { |
| if (BIO_printf(bp, "%02X", SHA1md[i]) <= 0) |
| goto err; |
| } |
| OPENSSL_free(der); |
| der = NULL; |
| |
| /* |
| * display the hash of the public key as it would appear in OCSP requests |
| */ |
| if (BIO_printf(bp, "\n Public key OCSP hash: ") <= 0) |
| goto err; |
| |
| keybstr = X509_get0_pubkey_bitstr(x); |
| |
| if (keybstr == NULL) |
| goto err; |
| |
| if (!EVP_Digest(ASN1_STRING_get0_data(keybstr), |
| ASN1_STRING_length(keybstr), SHA1md, NULL, EVP_sha1(), |
| NULL)) |
| goto err; |
| for (i = 0; i < SHA_DIGEST_LENGTH; i++) { |
| if (BIO_printf(bp, "%02X", SHA1md[i]) <= 0) |
| goto err; |
| } |
| BIO_printf(bp, "\n"); |
| |
| return (1); |
| err: |
| OPENSSL_free(der); |
| return (0); |
| } |
| |
| int X509_signature_dump(BIO *bp, const ASN1_STRING *sig, int indent) |
| { |
| const unsigned char *s; |
| int i, n; |
| |
| n = sig->length; |
| s = sig->data; |
| for (i = 0; i < n; i++) { |
| if ((i % 18) == 0) { |
| if (BIO_write(bp, "\n", 1) <= 0) |
| return 0; |
| if (BIO_indent(bp, indent, indent) <= 0) |
| return 0; |
| } |
| if (BIO_printf(bp, "%02x%s", s[i], ((i + 1) == n) ? "" : ":") <= 0) |
| return 0; |
| } |
| if (BIO_write(bp, "\n", 1) != 1) |
| return 0; |
| |
| return 1; |
| } |
| |
| int X509_signature_print(BIO *bp, X509_ALGOR *sigalg, ASN1_STRING *sig) |
| { |
| int sig_nid; |
| if (BIO_puts(bp, " Signature Algorithm: ") <= 0) |
| return 0; |
| if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) |
| return 0; |
| |
| sig_nid = OBJ_obj2nid(sigalg->algorithm); |
| if (sig_nid != NID_undef) { |
| int pkey_nid, dig_nid; |
| const EVP_PKEY_ASN1_METHOD *ameth; |
| if (OBJ_find_sigid_algs(sig_nid, &dig_nid, &pkey_nid)) { |
| ameth = EVP_PKEY_asn1_find(NULL, pkey_nid); |
| if (ameth && ameth->sig_print) |
| return ameth->sig_print(bp, sigalg, sig, 9, 0); |
| } |
| } |
| if (sig) |
| return X509_signature_dump(bp, sig, 9); |
| else if (BIO_puts(bp, "\n") <= 0) |
| return 0; |
| return 1; |
| } |
| |
| int X509_aux_print(BIO *out, X509 *x, int indent) |
| { |
| char oidstr[80], first; |
| STACK_OF(ASN1_OBJECT) *trust, *reject; |
| const unsigned char *alias, *keyid; |
| int keyidlen; |
| int i; |
| if (X509_trusted(x) == 0) |
| return 1; |
| trust = X509_get0_trust_objects(x); |
| reject = X509_get0_reject_objects(x); |
| if (trust) { |
| first = 1; |
| BIO_printf(out, "%*sTrusted Uses:\n%*s", indent, "", indent + 2, ""); |
| for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) { |
| if (!first) |
| BIO_puts(out, ", "); |
| else |
| first = 0; |
| OBJ_obj2txt(oidstr, sizeof oidstr, |
| sk_ASN1_OBJECT_value(trust, i), 0); |
| BIO_puts(out, oidstr); |
| } |
| BIO_puts(out, "\n"); |
| } else |
| BIO_printf(out, "%*sNo Trusted Uses.\n", indent, ""); |
| if (reject) { |
| first = 1; |
| BIO_printf(out, "%*sRejected Uses:\n%*s", indent, "", indent + 2, ""); |
| for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) { |
| if (!first) |
| BIO_puts(out, ", "); |
| else |
| first = 0; |
| OBJ_obj2txt(oidstr, sizeof oidstr, |
| sk_ASN1_OBJECT_value(reject, i), 0); |
| BIO_puts(out, oidstr); |
| } |
| BIO_puts(out, "\n"); |
| } else |
| BIO_printf(out, "%*sNo Rejected Uses.\n", indent, ""); |
| alias = X509_alias_get0(x, NULL); |
| if (alias) |
| BIO_printf(out, "%*sAlias: %s\n", indent, "", alias); |
| keyid = X509_keyid_get0(x, &keyidlen); |
| if (keyid) { |
| BIO_printf(out, "%*sKey Id: ", indent, ""); |
| for (i = 0; i < keyidlen; i++) |
| BIO_printf(out, "%s%02X", i ? ":" : "", keyid[i]); |
| BIO_write(out, "\n", 1); |
| } |
| return 1; |
| } |
