[thirdparty/openssl.git] / crypto / x509 / t_x509.c

/*
 * Copyright 1995-2025 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/buffer.h>
#include <openssl/bn.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include "crypto/asn1.h"
#include "crypto/x509.h"

void OSSL_STACK_OF_X509_free(STACK_OF(X509) *certs)
{
    sk_X509_pop_free(certs, X509_free);
}

#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) {
        ERR_raise(ERR_LIB_X509, 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;
    char mlch = ' ';
    int nmindent = 0, printok = 0;
    EVP_PKEY *pkey = NULL;

    if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
        mlch = '\n';
        nmindent = 12;
    }

    if (nmflags == XN_FLAG_COMPAT)
        printok = 1;

    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 (l >= X509_VERSION_1 && l <= X509_VERSION_3) {
            if (BIO_printf(bp, "%8sVersion: %ld (0x%lx)\n", "", l + 1, (unsigned long)l) <= 0)
                goto err;
        } else {
            if (BIO_printf(bp, "%8sVersion: Unknown (%ld)\n", "", l) <= 0)
                goto err;
        }
    }
    if (!(cflag & X509_FLAG_NO_SERIAL)) {
        const ASN1_INTEGER *bs = X509_get0_serialNumber(x);

        if (BIO_write(bp, "        Serial Number:", 22) <= 0)
            goto err;
        if (ossl_serial_number_print(bp, bs, 12) != 0)
            goto err;
        if (BIO_puts(bp, "\n") <= 0)
            goto err;
    }

    if (!(cflag & X509_FLAG_NO_SIGNAME)) {
        const X509_ALGOR *tsig_alg = X509_get0_tbs_sigalg(x);

        if (BIO_puts(bp, "    ") <= 0)
            goto err;
        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)
            < printok)
            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 (ossl_asn1_time_print_ex(bp, X509_get0_notBefore(x), ASN1_DTFLGS_RFC822) == 0)
            goto err;
        if (BIO_write(bp, "\n            Not After : ", 25) <= 0)
            goto err;
        if (ossl_asn1_time_print_ex(bp, X509_get0_notAfter(x), ASN1_DTFLGS_RFC822) == 0)
            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) < printok)
            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)) {
        const ASN1_BIT_STRING *iuid, *suid;
        X509_get0_uids(x, &iuid, &suid);
        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))
        goto err;

    if (!(cflag & X509_FLAG_NO_SIGDUMP)) {
        const X509_ALGOR *sig_alg;
        const 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:
    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;
    const X509_NAME *subj;
    EVP_MD *md = NULL;

    if (x == NULL || bp == NULL)
        return 0;
    /*
     * 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 (derlen <= 0)
        goto err;
    if ((der = dertmp = OPENSSL_malloc(derlen)) == NULL)
        goto err;
    i2d_X509_NAME(subj, &dertmp);

    md = EVP_MD_fetch(x->libctx, SN_sha1, x->propq);
    if (md == NULL)
        goto err;
    if (!EVP_Digest(der, derlen, SHA1md, NULL, md, 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, md, 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");
    EVP_MD_free(md);

    return 1;
 err:
    OPENSSL_free(der);
    EVP_MD_free(md);
    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 (i > 0 && 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, const X509_ALGOR *sigalg,
                         const ASN1_STRING *sig)
{
    int sig_nid;
    int indent = 4;
    if (BIO_printf(bp, "%*sSignature Algorithm: ", indent, "") <= 0)
        return 0;
    if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0)
        return 0;

    if (sig && BIO_printf(bp, "\n%*sSignature Value:", indent, "") <= 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, indent + 4, 0);
        }
    }
    if (BIO_write(bp, "\n", 1) != 1)
        return 0;
    if (sig)
        return X509_signature_dump(bp, sig, indent + 4);
    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, &i);
    if (alias)
        BIO_printf(out, "%*sAlias: %.*s\n", indent, "", i, 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;
}

/*
 * Helper functions for improving certificate verification error diagnostics
 */

int ossl_x509_print_ex_brief(BIO *bio, X509 *cert, unsigned long neg_cflags)
{
    unsigned long flags = ASN1_STRFLGS_RFC2253 | ASN1_STRFLGS_ESC_QUOTE |
        XN_FLAG_SEP_CPLUS_SPC | XN_FLAG_FN_SN;

    if (cert == NULL)
        return BIO_printf(bio, "    (no certificate)\n") > 0;
    if (BIO_printf(bio, "    certificate\n") <= 0
            || !X509_print_ex(bio, cert, flags, ~X509_FLAG_NO_SUBJECT))
        return 0;
    if (X509_check_issued((X509 *)cert, cert) == X509_V_OK) {
        if (BIO_printf(bio, "        self-issued\n") <= 0)
            return 0;
    } else {
        if (BIO_printf(bio, " ") <= 0
            || !X509_print_ex(bio, cert, flags, ~X509_FLAG_NO_ISSUER))
            return 0;
    }
    if (!X509_print_ex(bio, cert, flags,
                       ~(X509_FLAG_NO_SERIAL | X509_FLAG_NO_VALIDITY)))
        return 0;
    if (X509_cmp_current_time(X509_get0_notBefore(cert)) > 0)
        if (BIO_printf(bio, "        not yet valid\n") <= 0)
            return 0;
    if (X509_cmp_current_time(X509_get0_notAfter(cert)) < 0)
        if (BIO_printf(bio, "        no more valid\n") <= 0)
            return 0;
    return X509_print_ex(bio, cert, flags,
                         ~neg_cflags & ~X509_FLAG_EXTENSIONS_ONLY_KID);
}

static int print_certs(BIO *bio, const STACK_OF(X509) *certs)
{
    int i;

    if (certs == NULL || sk_X509_num(certs) <= 0)
        return BIO_printf(bio, "    (no certificates)\n") >= 0;

    for (i = 0; i < sk_X509_num(certs); i++) {
        X509 *cert = sk_X509_value(certs, i);

        if (cert != NULL) {
            if (!ossl_x509_print_ex_brief(bio, cert, 0))
                return 0;
            if (!X509V3_extensions_print(bio, NULL,
                                         X509_get0_extensions(cert),
                                         X509_FLAG_EXTENSIONS_ONLY_KID, 8))
                return 0;
            }
    }
    return 1;
}

static int print_store_certs(BIO *bio, X509_STORE *store)
{
    if (store != NULL) {
        STACK_OF(X509) *certs = X509_STORE_get1_all_certs(store);
        int ret = print_certs(bio, certs);

        OSSL_STACK_OF_X509_free(certs);
        return ret;
    } else {
        return BIO_printf(bio, "    (no trusted store)\n") >= 0;
    }
}

/* Extend the error queue with details on a failed cert verification */
int X509_STORE_CTX_print_verify_cb(int ok, X509_STORE_CTX *ctx)
{
    if (ok == 0 && ctx != NULL) {
        int cert_error = X509_STORE_CTX_get_error(ctx);
        BIO *bio = BIO_new(BIO_s_mem()); /* may be NULL */

        if (bio == NULL)
            return 0;
        BIO_printf(bio, "%s at depth = %d error = %d (%s)\n",
                   X509_STORE_CTX_get0_parent_ctx(ctx) != NULL
                   ? "CRL path validation"
                   : "Certificate verification",
                   X509_STORE_CTX_get_error_depth(ctx),
                   cert_error, X509_verify_cert_error_string(cert_error));
        {
            X509_STORE *ts = X509_STORE_CTX_get0_store(ctx);
            X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
            char *str;
            int idx = 0;

            switch (cert_error) {
            case X509_V_ERR_HOSTNAME_MISMATCH:
                BIO_printf(bio, "Expected hostname(s) = ");
                while ((str = X509_VERIFY_PARAM_get0_host(vpm, idx++)) != NULL)
                    BIO_printf(bio, "%s%s", idx == 1 ? "" : ", ", str);
                BIO_printf(bio, "\n");
                break;
            case X509_V_ERR_EMAIL_MISMATCH:
                str = X509_VERIFY_PARAM_get0_email(vpm);
                if (str != NULL)
                    BIO_printf(bio, "Expected email address = %s\n", str);
                break;
            case X509_V_ERR_IP_ADDRESS_MISMATCH:
                str = X509_VERIFY_PARAM_get1_ip_asc(vpm);
                if (str != NULL)
                    BIO_printf(bio, "Expected IP address = %s\n", str);
                OPENSSL_free(str);
                break;
            default:
                break;
            }
        }

        BIO_printf(bio, "Failure for:\n");
        ossl_x509_print_ex_brief(bio, X509_STORE_CTX_get_current_cert(ctx),
                                 X509_FLAG_NO_EXTENSIONS);
        if (cert_error == X509_V_ERR_CERT_UNTRUSTED
                || cert_error == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT
                || cert_error == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN
                || cert_error == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT
                || cert_error == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY
                || cert_error == X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER
                || cert_error == X509_V_ERR_STORE_LOOKUP) {
            BIO_printf(bio, "Non-trusted certs:\n");
            print_certs(bio, X509_STORE_CTX_get0_untrusted(ctx));
            BIO_printf(bio, "Certs in trust store:\n");
            print_store_certs(bio, X509_STORE_CTX_get0_store(ctx));
        }
        ERR_raise(ERR_LIB_X509, X509_R_CERTIFICATE_VERIFICATION_FAILED);
        ERR_add_error_mem_bio("\n", bio);
        BIO_free(bio);
    }

    return ok;
}

/*
 * Prints serial numbers in decimal and hexadecimal. The indent argument is only
 * used if the serial number is too large to fit in an int64_t.
 */
int ossl_serial_number_print(BIO *out, const ASN1_INTEGER *bs, int indent)
{
    int i, ok;
    int64_t l;
    uint64_t ul;
    const char *neg;

    if (bs->length == 0) {
        if (BIO_puts(out, " (Empty)") <= 0)
            return -1;
        return 0;
    }

    ERR_set_mark();
    ok = ASN1_INTEGER_get_int64(&l, bs);
    ERR_pop_to_mark();

    if (ok) { /* Reading an int64_t succeeded: print decimal and hex. */
        if (bs->type == V_ASN1_NEG_INTEGER) {
            ul = 0 - (uint64_t)l;
            neg = "-";
        } else {
            ul = l;
            neg = "";
        }
        if (BIO_printf(out, " %s%ju (%s0x%jx)", neg, ul, neg, ul) <= 0)
            return -1;
    } else { /* Reading an int64_t failed: just print hex. */
        neg = (bs->type == V_ASN1_NEG_INTEGER) ? " (Negative)" : "";
        if (BIO_printf(out, "\n%*s%s", indent, "", neg) <= 0)
            return -1;

        for (i = 0; i < bs->length - 1; i++) {
            if (BIO_printf(out, "%02x%c", bs->data[i], ':') <= 0)
                return -1;
        }
        if (BIO_printf(out, "%02x", bs->data[i]) <= 0)
            return -1;
    }
    return 0;
}
Commit	Line	Data
b1322259	1	/*
0c679f55	2	* Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved.
d02b48c6	3	*
3e4b43b9	4	* Licensed under the Apache License 2.0 (the "License"). You may not use
b1322259 RS	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
d02b48c6 RE	8	*/
	9
	10	#include <stdio.h>
b39fc560	11	#include "internal/cryptlib.h"
ec577822 BM	12	#include <openssl/buffer.h>
ec577822 BM	13	#include <openssl/bn.h>
ec577822 BM	14	#include <openssl/objects.h>
	15	#include <openssl/x509.h>
	16	#include <openssl/x509v3.h>
25f2138b	17	#include "crypto/asn1.h"
31b28ad9	18	#include "crypto/x509.h"
d02b48c6	19
79b2a2f2 DDO	20	void OSSL_STACK_OF_X509_free(STACK_OF(X509) *certs)
	21	{
	22	sk_X509_pop_free(certs, X509_free);
	23	}
	24
4b618848	25	#ifndef OPENSSL_NO_STDIO
6b691a5c	26	int X509_print_fp(FILE fp, X509 x)
0f113f3e MC	27	{
	28	return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
	29	}
d0c98589	30
0f113f3e MC	31	int X509_print_ex_fp(FILE fp, X509 x, unsigned long nmflag,
	32	unsigned long cflag)
	33	{
	34	BIO *b;
	35	int ret;
	36
	37	if ((b = BIO_new(BIO_s_file())) == NULL) {
9311d0c4	38	ERR_raise(ERR_LIB_X509, ERR_R_BUF_LIB);
26a7d938	39	return 0;
0f113f3e MC	40	}
	41	BIO_set_fp(b, fp, BIO_NOCLOSE);
	42	ret = X509_print_ex(b, x, nmflag, cflag);
	43	BIO_free(b);
26a7d938	44	return ret;
0f113f3e	45	}
d02b48c6 RE	46	#endif
d02b48c6 RE	47
6b691a5c	48	int X509_print(BIO bp, X509 x)
d0c98589	49	{
0f113f3e	50	return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
d0c98589 DSH	51	}
d0c98589 DSH	52
0f113f3e MC	53	int X509_print_ex(BIO bp, X509 x, unsigned long nmflags,
	54	unsigned long cflag)
	55	{
	56	long l;
935f6e63	57	int ret = 0;
36699c12	58	char mlch = ' ';
02db7354	59	int nmindent = 0, printok = 0;
0f113f3e	60	EVP_PKEY *pkey = NULL;
0f113f3e MC	61
	62	if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
	63	mlch = '\n';
	64	nmindent = 12;
	65	}
	66
2126ca3d	67	if (nmflags == XN_FLAG_COMPAT)
02db7354	68	printok = 1;
0f113f3e	69
0f113f3e MC	70	if (!(cflag & X509_FLAG_NO_HEADER)) {
	71	if (BIO_write(bp, "Certificate:\n", 13) <= 0)
	72	goto err;
	73	if (BIO_write(bp, " Data:\n", 10) <= 0)
	74	goto err;
	75	}
	76	if (!(cflag & X509_FLAG_NO_VERSION)) {
	77	l = X509_get_version(x);
cdf63a37	78	if (l >= X509_VERSION_1 && l <= X509_VERSION_3) {
676befbe KR	79	if (BIO_printf(bp, "%8sVersion: %ld (0x%lx)\n", "", l + 1, (unsigned long)l) <= 0)
	80	goto err;
	81	} else {
	82	if (BIO_printf(bp, "%8sVersion: Unknown (%ld)\n", "", l) <= 0)
	83	goto err;
	84	}
0f113f3e MC	85	}
0f113f3e MC	86	if (!(cflag & X509_FLAG_NO_SERIAL)) {
1337a3a9	87	const ASN1_INTEGER *bs = X509_get0_serialNumber(x);
0f113f3e MC	88
	89	if (BIO_write(bp, " Serial Number:", 22) <= 0)
	90	goto err;
c90451d8 JW	91	if (ossl_serial_number_print(bp, bs, 12) != 0)
	92	goto err;
	93	if (BIO_puts(bp, "\n") <= 0)
	94	goto err;
0f113f3e MC	95	}
	96
	97	if (!(cflag & X509_FLAG_NO_SIGNAME)) {
8900f3e3	98	const X509_ALGOR *tsig_alg = X509_get0_tbs_sigalg(x);
e6cccb5f YL	99
	100	if (BIO_puts(bp, " ") <= 0)
	101	goto err;
699f1635	102	if (X509_signature_print(bp, tsig_alg, NULL) <= 0)
0f113f3e	103	goto err;
0f113f3e MC	104	}
	105
	106	if (!(cflag & X509_FLAG_NO_ISSUER)) {
	107	if (BIO_printf(bp, " Issuer:%c", mlch) <= 0)
	108	goto err;
	109	if (X509_NAME_print_ex(bp, X509_get_issuer_name(x), nmindent, nmflags)
02db7354	110	< printok)
0f113f3e MC	111	goto err;
	112	if (BIO_write(bp, "\n", 1) <= 0)
	113	goto err;
	114	}
	115	if (!(cflag & X509_FLAG_NO_VALIDITY)) {
	116	if (BIO_write(bp, " Validity\n", 17) <= 0)
	117	goto err;
	118	if (BIO_write(bp, " Not Before: ", 24) <= 0)
	119	goto err;
8c5bff22	120	if (ossl_asn1_time_print_ex(bp, X509_get0_notBefore(x), ASN1_DTFLGS_RFC822) == 0)
0f113f3e MC	121	goto err;
	122	if (BIO_write(bp, "\n Not After : ", 25) <= 0)
	123	goto err;
8c5bff22	124	if (ossl_asn1_time_print_ex(bp, X509_get0_notAfter(x), ASN1_DTFLGS_RFC822) == 0)
0f113f3e MC	125	goto err;
	126	if (BIO_write(bp, "\n", 1) <= 0)
	127	goto err;
	128	}
	129	if (!(cflag & X509_FLAG_NO_SUBJECT)) {
	130	if (BIO_printf(bp, " Subject:%c", mlch) <= 0)
	131	goto err;
	132	if (X509_NAME_print_ex
02db7354	133	(bp, X509_get_subject_name(x), nmindent, nmflags) < printok)
0f113f3e MC	134	goto err;
	135	if (BIO_write(bp, "\n", 1) <= 0)
	136	goto err;
	137	}
	138	if (!(cflag & X509_FLAG_NO_PUBKEY)) {
699f1635 DSH	139	X509_PUBKEY *xpkey = X509_get_X509_PUBKEY(x);
	140	ASN1_OBJECT *xpoid;
	141	X509_PUBKEY_get0_param(&xpoid, NULL, NULL, NULL, xpkey);
0f113f3e MC	142	if (BIO_write(bp, " Subject Public Key Info:\n", 33) <= 0)
	143	goto err;
	144	if (BIO_printf(bp, "%12sPublic Key Algorithm: ", "") <= 0)
	145	goto err;
699f1635	146	if (i2a_ASN1_OBJECT(bp, xpoid) <= 0)
0f113f3e MC	147	goto err;
	148	if (BIO_puts(bp, "\n") <= 0)
	149	goto err;
	150
c01ff880	151	pkey = X509_get0_pubkey(x);
0f113f3e MC	152	if (pkey == NULL) {
	153	BIO_printf(bp, "%12sUnable to load Public Key\n", "");
	154	ERR_print_errors(bp);
	155	} else {
	156	EVP_PKEY_print_public(bp, pkey, 16, NULL);
0f113f3e MC	157	}
	158	}
	159
	160	if (!(cflag & X509_FLAG_NO_IDS)) {
8900f3e3 DSH	161	const ASN1_BIT_STRING iuid, suid;
8900f3e3 DSH	162	X509_get0_uids(x, &iuid, &suid);
699f1635	163	if (iuid != NULL) {
0f113f3e MC	164	if (BIO_printf(bp, "%8sIssuer Unique ID: ", "") <= 0)
0f113f3e MC	165	goto err;
699f1635	166	if (!X509_signature_dump(bp, iuid, 12))
0f113f3e MC	167	goto err;
0f113f3e MC	168	}
699f1635	169	if (suid != NULL) {
0f113f3e MC	170	if (BIO_printf(bp, "%8sSubject Unique ID: ", "") <= 0)
0f113f3e MC	171	goto err;
699f1635	172	if (!X509_signature_dump(bp, suid, 12))
0f113f3e MC	173	goto err;
	174	}
	175	}
	176
076bf8c2 DDO	177	if (!(cflag & X509_FLAG_NO_EXTENSIONS)
	178	&& !X509V3_extensions_print(bp, "X509v3 extensions",
	179	X509_get0_extensions(x), cflag, 8))
	180	goto err;
0f113f3e MC	181
0f113f3e MC	182	if (!(cflag & X509_FLAG_NO_SIGDUMP)) {
8adc1cb8 DSH	183	const X509_ALGOR *sig_alg;
8adc1cb8 DSH	184	const ASN1_BIT_STRING *sig;
699f1635 DSH	185	X509_get0_signature(&sig, &sig_alg, x);
699f1635 DSH	186	if (X509_signature_print(bp, sig_alg, sig) <= 0)
0f113f3e MC	187	goto err;
	188	}
	189	if (!(cflag & X509_FLAG_NO_AUX)) {
699f1635	190	if (!X509_aux_print(bp, x, 0))
0f113f3e MC	191	goto err;
	192	}
	193	ret = 1;
	194	err:
26a7d938	195	return ret;
0f113f3e MC	196	}
	197
	198	int X509_ocspid_print(BIO bp, X509 x)
	199	{
	200	unsigned char *der = NULL;
	201	unsigned char *dertmp;
	202	int derlen;
	203	int i;
	204	unsigned char SHA1md[SHA_DIGEST_LENGTH];
699f1635	205	ASN1_BIT_STRING *keybstr;
8cc86b81	206	const X509_NAME *subj;
192d5008	207	EVP_MD *md = NULL;
0f113f3e	208
192d5008 P	209	if (x == NULL \|\| bp == NULL)
192d5008 P	210	return 0;
0f113f3e MC	211	/*
	212	* display the hash of the subject as it would appear in OCSP requests
	213	*/
	214	if (BIO_printf(bp, " Subject OCSP hash: ") <= 0)
	215	goto err;
699f1635 DSH	216	subj = X509_get_subject_name(x);
699f1635 DSH	217	derlen = i2d_X509_NAME(subj, NULL);
42e7d2f1 SL	218	if (derlen <= 0)
42e7d2f1 SL	219	goto err;
b196e7d9	220	if ((der = dertmp = OPENSSL_malloc(derlen)) == NULL)
0f113f3e	221	goto err;
699f1635	222	i2d_X509_NAME(subj, &dertmp);
0f113f3e	223
192d5008 P	224	md = EVP_MD_fetch(x->libctx, SN_sha1, x->propq);
	225	if (md == NULL)
	226	goto err;
	227	if (!EVP_Digest(der, derlen, SHA1md, NULL, md, NULL))
0f113f3e MC	228	goto err;
	229	for (i = 0; i < SHA_DIGEST_LENGTH; i++) {
	230	if (BIO_printf(bp, "%02X", SHA1md[i]) <= 0)
	231	goto err;
	232	}
	233	OPENSSL_free(der);
	234	der = NULL;
	235
	236	/*
	237	* display the hash of the public key as it would appear in OCSP requests
	238	*/
	239	if (BIO_printf(bp, "\n Public key OCSP hash: ") <= 0)
	240	goto err;
	241
699f1635 DSH	242	keybstr = X509_get0_pubkey_bitstr(x);
	243
	244	if (keybstr == NULL)
	245	goto err;
	246
17ebf85a	247	if (!EVP_Digest(ASN1_STRING_get0_data(keybstr),
192d5008	248	ASN1_STRING_length(keybstr), SHA1md, NULL, md, NULL))
0f113f3e MC	249	goto err;
	250	for (i = 0; i < SHA_DIGEST_LENGTH; i++) {
	251	if (BIO_printf(bp, "%02X", SHA1md[i]) <= 0)
	252	goto err;
	253	}
	254	BIO_printf(bp, "\n");
192d5008	255	EVP_MD_free(md);
0f113f3e	256
208fb891	257	return 1;
0f113f3e	258	err:
b548a1f1	259	OPENSSL_free(der);
192d5008	260	EVP_MD_free(md);
26a7d938	261	return 0;
0f113f3e	262	}
eb64730b	263
fa1ba589	264	int X509_signature_dump(BIO bp, const ASN1_STRING sig, int indent)
de487514	265	{
0f113f3e MC	266	const unsigned char *s;
	267	int i, n;
	268
	269	n = sig->length;
	270	s = sig->data;
	271	for (i = 0; i < n; i++) {
	272	if ((i % 18) == 0) {
a4c467c9	273	if (i > 0 && BIO_write(bp, "\n", 1) <= 0)
0f113f3e MC	274	return 0;
	275	if (BIO_indent(bp, indent, indent) <= 0)
	276	return 0;
	277	}
	278	if (BIO_printf(bp, "%02x%s", s[i], ((i + 1) == n) ? "" : ":") <= 0)
	279	return 0;
	280	}
	281	if (BIO_write(bp, "\n", 1) != 1)
	282	return 0;
	283
	284	return 1;
de487514 DSH	285	}
de487514 DSH	286
5e6089f0 MC	287	int X509_signature_print(BIO bp, const X509_ALGOR sigalg,
5e6089f0 MC	288	const ASN1_STRING *sig)
fa1ba589	289	{
0f113f3e	290	int sig_nid;
5743d126 DO	291	int indent = 4;
5743d126 DO	292	if (BIO_printf(bp, "%*sSignature Algorithm: ", indent, "") <= 0)
0f113f3e MC	293	return 0;
	294	if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0)
	295	return 0;
	296
5743d126 DO	297	if (sig && BIO_printf(bp, "\n%*sSignature Value:", indent, "") <= 0)
5743d126 DO	298	return 0;
0f113f3e MC	299	sig_nid = OBJ_obj2nid(sigalg->algorithm);
	300	if (sig_nid != NID_undef) {
	301	int pkey_nid, dig_nid;
	302	const EVP_PKEY_ASN1_METHOD *ameth;
	303	if (OBJ_find_sigid_algs(sig_nid, &dig_nid, &pkey_nid)) {
	304	ameth = EVP_PKEY_asn1_find(NULL, pkey_nid);
	305	if (ameth && ameth->sig_print)
5743d126	306	return ameth->sig_print(bp, sigalg, sig, indent + 4, 0);
0f113f3e MC	307	}
0f113f3e MC	308	}
a4c467c9 DO	309	if (BIO_write(bp, "\n", 1) != 1)
a4c467c9 DO	310	return 0;
0f113f3e	311	if (sig)
5743d126	312	return X509_signature_dump(bp, sig, indent + 4);
0f113f3e	313	return 1;
fa1ba589	314	}
699f1635 DSH	315
	316	int X509_aux_print(BIO out, X509 x, int indent)
	317	{
	318	char oidstr[80], first;
	319	STACK_OF(ASN1_OBJECT) trust, reject;
	320	const unsigned char alias, keyid;
	321	int keyidlen;
	322	int i;
	323	if (X509_trusted(x) == 0)
	324	return 1;
	325	trust = X509_get0_trust_objects(x);
	326	reject = X509_get0_reject_objects(x);
	327	if (trust) {
	328	first = 1;
	329	BIO_printf(out, "%sTrusted Uses:\n%s", indent, "", indent + 2, "");
	330	for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
	331	if (!first)
	332	BIO_puts(out, ", ");
	333	else
	334	first = 0;
cbe29648	335	OBJ_obj2txt(oidstr, sizeof(oidstr),
699f1635 DSH	336	sk_ASN1_OBJECT_value(trust, i), 0);
	337	BIO_puts(out, oidstr);
	338	}
	339	BIO_puts(out, "\n");
	340	} else
	341	BIO_printf(out, "%*sNo Trusted Uses.\n", indent, "");
	342	if (reject) {
	343	first = 1;
	344	BIO_printf(out, "%sRejected Uses:\n%s", indent, "", indent + 2, "");
	345	for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
	346	if (!first)
	347	BIO_puts(out, ", ");
	348	else
	349	first = 0;
cbe29648	350	OBJ_obj2txt(oidstr, sizeof(oidstr),
699f1635 DSH	351	sk_ASN1_OBJECT_value(reject, i), 0);
	352	BIO_puts(out, oidstr);
	353	}
	354	BIO_puts(out, "\n");
	355	} else
	356	BIO_printf(out, "%*sNo Rejected Uses.\n", indent, "");
c5dc9ab9	357	alias = X509_alias_get0(x, &i);
699f1635	358	if (alias)
c5dc9ab9	359	BIO_printf(out, "%sAlias: %.s\n", indent, "", i, alias);
699f1635 DSH	360	keyid = X509_keyid_get0(x, &keyidlen);
	361	if (keyid) {
	362	BIO_printf(out, "%*sKey Id: ", indent, "");
	363	for (i = 0; i < keyidlen; i++)
	364	BIO_printf(out, "%s%02X", i ? ":" : "", keyid[i]);
	365	BIO_write(out, "\n", 1);
	366	}
	367	return 1;
	368	}
31b28ad9 DDO	369
	370	/*
	371	* Helper functions for improving certificate verification error diagnostics
	372	*/
	373
4669015d	374	int ossl_x509_print_ex_brief(BIO bio, X509 cert, unsigned long neg_cflags)
31b28ad9 DDO	375	{
	376	unsigned long flags = ASN1_STRFLGS_RFC2253 \| ASN1_STRFLGS_ESC_QUOTE \|
	377	XN_FLAG_SEP_CPLUS_SPC \| XN_FLAG_FN_SN;
	378
	379	if (cert == NULL)
	380	return BIO_printf(bio, " (no certificate)\n") > 0;
	381	if (BIO_printf(bio, " certificate\n") <= 0
	382	\|\| !X509_print_ex(bio, cert, flags, ~X509_FLAG_NO_SUBJECT))
	383	return 0;
	384	if (X509_check_issued((X509 *)cert, cert) == X509_V_OK) {
	385	if (BIO_printf(bio, " self-issued\n") <= 0)
	386	return 0;
	387	} else {
	388	if (BIO_printf(bio, " ") <= 0
	389	\|\| !X509_print_ex(bio, cert, flags, ~X509_FLAG_NO_ISSUER))
	390	return 0;
	391	}
	392	if (!X509_print_ex(bio, cert, flags,
	393	~(X509_FLAG_NO_SERIAL \| X509_FLAG_NO_VALIDITY)))
	394	return 0;
	395	if (X509_cmp_current_time(X509_get0_notBefore(cert)) > 0)
	396	if (BIO_printf(bio, " not yet valid\n") <= 0)
	397	return 0;
	398	if (X509_cmp_current_time(X509_get0_notAfter(cert)) < 0)
	399	if (BIO_printf(bio, " no more valid\n") <= 0)
	400	return 0;
076bf8c2 DDO	401	return X509_print_ex(bio, cert, flags,
076bf8c2 DDO	402	~neg_cflags & ~X509_FLAG_EXTENSIONS_ONLY_KID);
31b28ad9 DDO	403	}
	404
	405	static int print_certs(BIO bio, const STACK_OF(X509) certs)
	406	{
	407	int i;
	408
	409	if (certs == NULL \|\| sk_X509_num(certs) <= 0)
	410	return BIO_printf(bio, " (no certificates)\n") >= 0;
	411
	412	for (i = 0; i < sk_X509_num(certs); i++) {
	413	X509 *cert = sk_X509_value(certs, i);
076bf8c2 DDO	414
076bf8c2 DDO	415	if (cert != NULL) {
4669015d	416	if (!ossl_x509_print_ex_brief(bio, cert, 0))
076bf8c2 DDO	417	return 0;
	418	if (!X509V3_extensions_print(bio, NULL,
	419	X509_get0_extensions(cert),
	420	X509_FLAG_EXTENSIONS_ONLY_KID, 8))
	421	return 0;
	422	}
31b28ad9 DDO	423	}
	424	return 1;
	425	}
	426
	427	static int print_store_certs(BIO bio, X509_STORE store)
	428	{
	429	if (store != NULL) {
	430	STACK_OF(X509) *certs = X509_STORE_get1_all_certs(store);
	431	int ret = print_certs(bio, certs);
	432
79b2a2f2	433	OSSL_STACK_OF_X509_free(certs);
31b28ad9 DDO	434	return ret;
	435	} else {
	436	return BIO_printf(bio, " (no trusted store)\n") >= 0;
	437	}
	438	}
	439
	440	/* Extend the error queue with details on a failed cert verification */
	441	int X509_STORE_CTX_print_verify_cb(int ok, X509_STORE_CTX *ctx)
	442	{
	443	if (ok == 0 && ctx != NULL) {
	444	int cert_error = X509_STORE_CTX_get_error(ctx);
31b28ad9 DDO	445	BIO bio = BIO_new(BIO_s_mem()); / may be NULL */
31b28ad9 DDO	446
ecf60b9e	447	if (bio == NULL)
318e9799	448	return 0;
278260bf	449	BIO_printf(bio, "%s at depth = %d error = %d (%s)\n",
31b28ad9	450	X509_STORE_CTX_get0_parent_ctx(ctx) != NULL
278260bf DDO	451	? "CRL path validation"
	452	: "Certificate verification",
	453	X509_STORE_CTX_get_error_depth(ctx),
	454	cert_error, X509_verify_cert_error_string(cert_error));
	455	{
	456	X509_STORE *ts = X509_STORE_CTX_get0_store(ctx);
	457	X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
	458	char *str;
	459	int idx = 0;
	460
	461	switch (cert_error) {
	462	case X509_V_ERR_HOSTNAME_MISMATCH:
	463	BIO_printf(bio, "Expected hostname(s) = ");
	464	while ((str = X509_VERIFY_PARAM_get0_host(vpm, idx++)) != NULL)
	465	BIO_printf(bio, "%s%s", idx == 1 ? "" : ", ", str);
	466	BIO_printf(bio, "\n");
	467	break;
	468	case X509_V_ERR_EMAIL_MISMATCH:
	469	str = X509_VERIFY_PARAM_get0_email(vpm);
	470	if (str != NULL)
	471	BIO_printf(bio, "Expected email address = %s\n", str);
	472	break;
	473	case X509_V_ERR_IP_ADDRESS_MISMATCH:
	474	str = X509_VERIFY_PARAM_get1_ip_asc(vpm);
	475	if (str != NULL)
	476	BIO_printf(bio, "Expected IP address = %s\n", str);
	477	OPENSSL_free(str);
	478	break;
	479	default:
	480	break;
	481	}
	482	}
	483
	484	BIO_printf(bio, "Failure for:\n");
4669015d SL	485	ossl_x509_print_ex_brief(bio, X509_STORE_CTX_get_current_cert(ctx),
4669015d SL	486	X509_FLAG_NO_EXTENSIONS);
31b28ad9 DDO	487	if (cert_error == X509_V_ERR_CERT_UNTRUSTED
	488	\|\| cert_error == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT
	489	\|\| cert_error == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN
	490	\|\| cert_error == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT
	491	\|\| cert_error == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY
	492	\|\| cert_error == X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER
	493	\|\| cert_error == X509_V_ERR_STORE_LOOKUP) {
278260bf	494	BIO_printf(bio, "Non-trusted certs:\n");
31b28ad9	495	print_certs(bio, X509_STORE_CTX_get0_untrusted(ctx));
278260bf	496	BIO_printf(bio, "Certs in trust store:\n");
31b28ad9 DDO	497	print_store_certs(bio, X509_STORE_CTX_get0_store(ctx));
31b28ad9 DDO	498	}
9311d0c4	499	ERR_raise(ERR_LIB_X509, X509_R_CERTIFICATE_VERIFICATION_FAILED);
31b28ad9 DDO	500	ERR_add_error_mem_bio("\n", bio);
	501	BIO_free(bio);
	502	}
	503
31b28ad9 DDO	504	return ok;
31b28ad9 DDO	505	}
935f6e63 JW	506
	507	/*
	508	* Prints serial numbers in decimal and hexadecimal. The indent argument is only
aa52ec9b	509	* used if the serial number is too large to fit in an int64_t.
935f6e63 JW	510	*/
	511	int ossl_serial_number_print(BIO out, const ASN1_INTEGER bs, int indent)
	512	{
aa52ec9b KY	513	int i, ok;
	514	int64_t l;
	515	uint64_t ul;
935f6e63 JW	516	const char *neg;
935f6e63 JW	517
6f1dbaf7 KY	518	if (bs->length == 0) {
	519	if (BIO_puts(out, " (Empty)") <= 0)
	520	return -1;
	521	return 0;
	522	}
	523
aa52ec9b KY	524	ERR_set_mark();
	525	ok = ASN1_INTEGER_get_int64(&l, bs);
	526	ERR_pop_to_mark();
	527
	528	if (ok) { /* Reading an int64_t succeeded: print decimal and hex. */
935f6e63	529	if (bs->type == V_ASN1_NEG_INTEGER) {
aa52ec9b	530	ul = 0 - (uint64_t)l;
935f6e63 JW	531	neg = "-";
	532	} else {
	533	ul = l;
	534	neg = "";
	535	}
aa52ec9b	536	if (BIO_printf(out, " %s%ju (%s0x%jx)", neg, ul, neg, ul) <= 0)
935f6e63	537	return -1;
aa52ec9b	538	} else { /* Reading an int64_t failed: just print hex. */
935f6e63 JW	539	neg = (bs->type == V_ASN1_NEG_INTEGER) ? " (Negative)" : "";
	540	if (BIO_printf(out, "\n%*s%s", indent, "", neg) <= 0)
	541	return -1;
	542
	543	for (i = 0; i < bs->length - 1; i++) {
	544	if (BIO_printf(out, "%02x%c", bs->data[i], ':') <= 0)
	545	return -1;
	546	}
	547	if (BIO_printf(out, "%02x", bs->data[i]) <= 0)
	548	return -1;
	549	}
	550	return 0;
	551	}