/src/openssl/crypto/x509/v3_cpols.c

Source
/*
 * Copyright 1999-2025 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/conf.h>
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/x509v3.h>

#include "x509_local.h"
#include "pcy_local.h"
#include "ext_dat.h"

#include <crypto/asn1.h>

/* Certificate policies extension support: this one is a bit complex... */

static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol,
    BIO *out, int indent);
static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method,
    X509V3_CTX *ctx, const char *value);
static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals,
    int indent);
static void print_notice(BIO *out, USERNOTICE *notice, int indent);
static POLICYINFO *policy_section(X509V3_CTX *ctx,
    STACK_OF(CONF_VALUE) *polstrs, int ia5org);
static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
    STACK_OF(CONF_VALUE) *unot, int ia5org);
static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos);
static int displaytext_str2tag(const char *tagstr, unsigned int *tag_len);
static int displaytext_get_tag_len(const char *tagstr);

const X509V3_EXT_METHOD ossl_v3_cpols = {
    NID_certificate_policies, 0, ASN1_ITEM_ref(CERTIFICATEPOLICIES),
    0, 0, 0, 0,
    0, 0,
    0, 0,
    (X509V3_EXT_I2R)i2r_certpol,
    (X509V3_EXT_R2I)r2i_certpol,
    NULL
};

ASN1_ITEM_TEMPLATE(CERTIFICATEPOLICIES) = ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CERTIFICATEPOLICIES, POLICYINFO)
ASN1_ITEM_TEMPLATE_END(CERTIFICATEPOLICIES)

IMPLEMENT_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)

ASN1_SEQUENCE(POLICYINFO) = {
    ASN1_SIMPLE(POLICYINFO, policyid, ASN1_OBJECT),
    ASN1_SEQUENCE_OF_OPT(POLICYINFO, qualifiers, POLICYQUALINFO)
} ASN1_SEQUENCE_END(POLICYINFO)

IMPLEMENT_ASN1_FUNCTIONS(POLICYINFO)

ASN1_ADB_TEMPLATE(policydefault) = ASN1_SIMPLE(POLICYQUALINFO, d.other, ASN1_ANY);

ASN1_ADB(POLICYQUALINFO) = {
    ADB_ENTRY(NID_id_qt_cps, ASN1_SIMPLE(POLICYQUALINFO, d.cpsuri, ASN1_IA5STRING)),
    ADB_ENTRY(NID_id_qt_unotice, ASN1_SIMPLE(POLICYQUALINFO, d.usernotice, USERNOTICE))
} ASN1_ADB_END(POLICYQUALINFO, 0, pqualid, 0, &policydefault_tt, NULL);

ASN1_SEQUENCE(POLICYQUALINFO) = {
    ASN1_SIMPLE(POLICYQUALINFO, pqualid, ASN1_OBJECT),
    ASN1_ADB_OBJECT(POLICYQUALINFO)
} ASN1_SEQUENCE_END(POLICYQUALINFO)

IMPLEMENT_ASN1_FUNCTIONS(POLICYQUALINFO)

ASN1_SEQUENCE(USERNOTICE) = {
    ASN1_OPT(USERNOTICE, noticeref, NOTICEREF),
    ASN1_OPT(USERNOTICE, exptext, DISPLAYTEXT)
} ASN1_SEQUENCE_END(USERNOTICE)

IMPLEMENT_ASN1_FUNCTIONS(USERNOTICE)

ASN1_SEQUENCE(NOTICEREF) = {
    ASN1_SIMPLE(NOTICEREF, organization, DISPLAYTEXT),
    ASN1_SEQUENCE_OF(NOTICEREF, noticenos, ASN1_INTEGER)
} ASN1_SEQUENCE_END(NOTICEREF)

IMPLEMENT_ASN1_FUNCTIONS(NOTICEREF)

static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method,
    X509V3_CTX *ctx, const char *value)
{
    STACK_OF(POLICYINFO) *pols;
    char *pstr;
    POLICYINFO *pol;
    ASN1_OBJECT *pobj;
    STACK_OF(CONF_VALUE) *vals = X509V3_parse_list(value);
    CONF_VALUE *cnf;
    const int num = sk_CONF_VALUE_num(vals);
    int i, ia5org;

    if (vals == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_X509V3_LIB);
        return NULL;
    }

    pols = sk_POLICYINFO_new_reserve(NULL, num);
    if (pols == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
        goto err;
    }

    ia5org = 0;
    for (i = 0; i < num; i++) {
        cnf = sk_CONF_VALUE_value(vals, i);
        if (cnf->value != NULL || cnf->name == NULL) {
            ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_POLICY_IDENTIFIER);
            X509V3_conf_add_error_name_value(cnf);
            goto err;
        }
        pstr = cnf->name;
        if (strcmp(pstr, "ia5org") == 0) {
            ia5org = 1;
            continue;
        } else if (*pstr == '@') {
            STACK_OF(CONF_VALUE) *polsect;

            polsect = X509V3_get_section(ctx, pstr + 1);
            if (polsect == NULL) {
                ERR_raise_data(ERR_LIB_X509V3, X509V3_R_INVALID_SECTION,
                    "%s", cnf->name);
                goto err;
            }
            pol = policy_section(ctx, polsect, ia5org);
            X509V3_section_free(ctx, polsect);
            if (pol == NULL)
                goto err;
        } else {
            if ((pobj = OBJ_txt2obj(cnf->name, 0)) == NULL) {
                ERR_raise_data(ERR_LIB_X509V3,
                    X509V3_R_INVALID_OBJECT_IDENTIFIER,
                    "%s", cnf->name);
                goto err;
            }
            pol = POLICYINFO_new();
            if (pol == NULL) {
                ASN1_OBJECT_free(pobj);
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
            pol->policyid = pobj;
        }
        if (!sk_POLICYINFO_push(pols, pol)) {
            POLICYINFO_free(pol);
            ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
            goto err;
        }
    }
    sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
    return pols;
err:
    sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
    sk_POLICYINFO_pop_free(pols, POLICYINFO_free);
    return NULL;
}

static POLICYINFO *policy_section(X509V3_CTX *ctx,
    STACK_OF(CONF_VALUE) *polstrs, int ia5org)
{
    int i;
    CONF_VALUE *cnf;
    POLICYINFO *pol;
    POLICYQUALINFO *qual;

    if ((pol = POLICYINFO_new()) == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
        goto err;
    }
    for (i = 0; i < sk_CONF_VALUE_num(polstrs); i++) {
        cnf = sk_CONF_VALUE_value(polstrs, i);
        if (strcmp(cnf->name, "policyIdentifier") == 0) {
            ASN1_OBJECT *pobj;

            if ((pobj = OBJ_txt2obj(cnf->value, 0)) == NULL) {
                ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER);
                X509V3_conf_err(cnf);
                goto err;
            }
            pol->policyid = pobj;

        } else if (!ossl_v3_name_cmp(cnf->name, "CPS")) {
            if (pol->qualifiers == NULL)
                pol->qualifiers = sk_POLICYQUALINFO_new_null();
            if ((qual = POLICYQUALINFO_new()) == NULL) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
            if (!sk_POLICYQUALINFO_push(pol->qualifiers, qual)) {
                POLICYQUALINFO_free(qual);
                ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
                goto err;
            }
            if ((qual->pqualid = OBJ_nid2obj(NID_id_qt_cps)) == NULL) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_INTERNAL_ERROR);
                goto err;
            }
            if ((qual->d.cpsuri = ASN1_IA5STRING_new()) == NULL) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
            if (!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
                    (int)strlen(cnf->value))) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
        } else if (!ossl_v3_name_cmp(cnf->name, "userNotice")) {
            STACK_OF(CONF_VALUE) *unot;
            if (*cnf->value != '@') {
                ERR_raise(ERR_LIB_X509V3, X509V3_R_EXPECTED_A_SECTION_NAME);
                X509V3_conf_err(cnf);
                goto err;
            }
            unot = X509V3_get_section(ctx, cnf->value + 1);
            if (!unot) {
                ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_SECTION);

                X509V3_conf_err(cnf);
                goto err;
            }
            qual = notice_section(ctx, unot, ia5org);
            X509V3_section_free(ctx, unot);
            if (!qual)
                goto err;
            if (pol->qualifiers == NULL)
                pol->qualifiers = sk_POLICYQUALINFO_new_null();
            if (!sk_POLICYQUALINFO_push(pol->qualifiers, qual)) {
                POLICYQUALINFO_free(qual);
                ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
                goto err;
            }
        } else {
            ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OPTION);
            X509V3_conf_err(cnf);
            goto err;
        }
    }
    if (pol->policyid == NULL) {
        ERR_raise(ERR_LIB_X509V3, X509V3_R_NO_POLICY_IDENTIFIER);
        goto err;
    }

    return pol;

err:
    POLICYINFO_free(pol);
    return NULL;
}

static int displaytext_get_tag_len(const char *tagstr)
{
    const char *colon = strchr(tagstr, ':');

    return (colon == NULL) ? -1 : (int)(colon - tagstr);
}

static int displaytext_str2tag(const char *tagstr, unsigned int *tag_len)
{
    int len;

    *tag_len = 0;
    len = displaytext_get_tag_len(tagstr);

    if (len == -1)
        return V_ASN1_VISIBLESTRING;
    *tag_len = len;
    if (len == sizeof("UTF8") - 1 && HAS_PREFIX(tagstr, "UTF8"))
        return V_ASN1_UTF8STRING;
    if (len == sizeof("UTF8String") - 1 && HAS_PREFIX(tagstr, "UTF8String"))
        return V_ASN1_UTF8STRING;
    if (len == sizeof("BMP") - 1 && HAS_PREFIX(tagstr, "BMP"))
        return V_ASN1_BMPSTRING;
    if (len == sizeof("BMPSTRING") - 1 && HAS_PREFIX(tagstr, "BMPSTRING"))
        return V_ASN1_BMPSTRING;
    if (len == sizeof("VISIBLE") - 1 && HAS_PREFIX(tagstr, "VISIBLE"))
        return V_ASN1_VISIBLESTRING;
    if (len == sizeof("VISIBLESTRING") - 1 && HAS_PREFIX(tagstr, "VISIBLESTRING"))
        return V_ASN1_VISIBLESTRING;
    *tag_len = 0;
    return V_ASN1_VISIBLESTRING;
}

static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
    STACK_OF(CONF_VALUE) *unot, int ia5org)
{
    int i, ret, len, tag;
    unsigned int tag_len;
    CONF_VALUE *cnf;
    USERNOTICE *not;
    POLICYQUALINFO *qual;
    char *value = NULL;

    if ((qual = POLICYQUALINFO_new()) == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
        goto err;
    }
    if ((qual->pqualid = OBJ_nid2obj(NID_id_qt_unotice)) == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_INTERNAL_ERROR);
        goto err;
    }
    if ((not = USERNOTICE_new()) == NULL) {
        ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
        goto err;
    }
    qual->d.usernotice = not;
    for (i = 0; i < sk_CONF_VALUE_num(unot); i++) {
        cnf = sk_CONF_VALUE_value(unot, i);

        value = cnf->value;
        if (strcmp(cnf->name, "explicitText") == 0) {
            tag = displaytext_str2tag(value, &tag_len);
            if ((not->exptext = ASN1_STRING_type_new(tag)) == NULL) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
            if (tag_len != 0)
                value += tag_len + 1;
            len = (int)strlen(value);
            if (!ASN1_STRING_set(not->exptext, value, len)) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
        } else if (strcmp(cnf->name, "organization") == 0) {
            NOTICEREF *nref;

            if (!not->noticeref) {
                if ((nref = NOTICEREF_new()) == NULL) {
                    ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                    goto err;
                }
                not->noticeref = nref;
            } else
                nref = not->noticeref;
            if (ia5org)
                nref->organization->type = V_ASN1_IA5STRING;
            else
                nref->organization->type = V_ASN1_VISIBLESTRING;
            if (!ASN1_STRING_set(nref->organization, cnf->value,
                    (int)strlen(cnf->value))) {
                ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                goto err;
            }
        } else if (strcmp(cnf->name, "noticeNumbers") == 0) {
            NOTICEREF *nref;

            STACK_OF(CONF_VALUE) *nos;
            if (!not->noticeref) {
                if ((nref = NOTICEREF_new()) == NULL) {
                    ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
                    goto err;
                }
                not->noticeref = nref;
            } else
                nref = not->noticeref;
            nos = X509V3_parse_list(cnf->value);
            if (!nos || !sk_CONF_VALUE_num(nos)) {
                ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_NUMBERS);
                X509V3_conf_add_error_name_value(cnf);
                sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
                goto err;
            }
            ret = nref_nos(nref->noticenos, nos);
            sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
            if (!ret)
                goto err;
        } else {
            ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OPTION);
            X509V3_conf_add_error_name_value(cnf);
            goto err;
        }
    }

    if (not->noticeref && (!not->noticeref->noticenos || !not->noticeref->organization)) {
        ERR_raise(ERR_LIB_X509V3, X509V3_R_NEED_ORGANIZATION_AND_NUMBERS);
        goto err;
    }

    return qual;

err:
    POLICYQUALINFO_free(qual);
    return NULL;
}

static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos)
{
    CONF_VALUE *cnf;
    ASN1_INTEGER *aint;

    int i;

    for (i = 0; i < sk_CONF_VALUE_num(nos); i++) {
        cnf = sk_CONF_VALUE_value(nos, i);
        if ((aint = s2i_ASN1_INTEGER(NULL, cnf->name)) == NULL) {
            ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_NUMBER);
            return 0;
        }
        if (!sk_ASN1_INTEGER_push(nnums, aint)) {
            ASN1_INTEGER_free(aint);
            ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
            return 0;
        }
    }
    return 1;
}

static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol,
    BIO *out, int indent)
{
    int i;
    POLICYINFO *pinfo;
    /* First print out the policy OIDs */
    for (i = 0; i < sk_POLICYINFO_num(pol); i++) {
        if (i > 0)
            BIO_puts(out, "\n");
        pinfo = sk_POLICYINFO_value(pol, i);
        BIO_printf(out, "%*sPolicy: ", indent, "");
        i2a_ASN1_OBJECT(out, pinfo->policyid);
        if (pinfo->qualifiers) {
            BIO_puts(out, "\n");
            print_qualifiers(out, pinfo->qualifiers, indent + 2);
        }
    }
    return 1;
}

static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals,
    int indent)
{
    POLICYQUALINFO *qualinfo;
    int i;
    for (i = 0; i < sk_POLICYQUALINFO_num(quals); i++) {
        if (i > 0)
            BIO_puts(out, "\n");
        qualinfo = sk_POLICYQUALINFO_value(quals, i);
        switch (OBJ_obj2nid(qualinfo->pqualid)) {
        case NID_id_qt_cps:
            BIO_printf(out, "%*sCPS: %.*s", indent, "",
                qualinfo->d.cpsuri->length,
                qualinfo->d.cpsuri->data);
            break;

        case NID_id_qt_unotice:
            BIO_printf(out, "%*sUser Notice:\n", indent, "");
            print_notice(out, qualinfo->d.usernotice, indent + 2);
            break;

        default:
            BIO_printf(out, "%*sUnknown Qualifier: ", indent + 2, "");

            i2a_ASN1_OBJECT(out, qualinfo->pqualid);
            break;
        }
    }
}

static void print_notice(BIO *out, USERNOTICE *notice, int indent)
{
    int i;
    if (notice->noticeref) {
        NOTICEREF *ref;
        ref = notice->noticeref;
        BIO_printf(out, "%*sOrganization: %.*s\n", indent, "",
            ref->organization->length,
            ref->organization->data);
        BIO_printf(out, "%*sNumber%s: ", indent, "",
            sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "");
        for (i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
            ASN1_INTEGER *num;
            char *tmp;
            num = sk_ASN1_INTEGER_value(ref->noticenos, i);
            if (i)
                BIO_puts(out, ", ");
            if (num == NULL)
                BIO_puts(out, "(null)");
            else {
                tmp = i2s_ASN1_INTEGER(NULL, num);
                if (tmp == NULL)
                    return;
                BIO_puts(out, tmp);
                OPENSSL_free(tmp);
            }
        }
        if (notice->exptext)
            BIO_puts(out, "\n");
    }
    if (notice->exptext)
        BIO_printf(out, "%*sExplicit Text: %.*s", indent, "",
            notice->exptext->length,
            notice->exptext->data);
}

void X509_POLICY_NODE_print(BIO *out, X509_POLICY_NODE *node, int indent)
{
    const X509_POLICY_DATA *dat = node->data;

    BIO_printf(out, "%*sPolicy: ", indent, "");

    i2a_ASN1_OBJECT(out, dat->valid_policy);
    BIO_puts(out, "\n");
    BIO_printf(out, "%*s%s\n", indent + 2, "",
        node_data_critical(dat) ? "Critical" : "Non Critical");
    if (dat->qualifier_set) {
        print_qualifiers(out, dat->qualifier_set, indent + 2);
        BIO_puts(out, "\n");
    } else
        BIO_printf(out, "%*sNo Qualifiers\n", indent + 2, "");
}

Coverage Report

Created: 2026-03-09 06:55

Line	Count	Source
1		/*
2		* Copyright 1999-2025 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
17		#include "x509_local.h"
18		#include "pcy_local.h"
19		#include "ext_dat.h"
20
21		#include <crypto/asn1.h>
22
23		/* Certificate policies extension support: this one is a bit complex... */
24
25		static int i2r_certpol(X509V3_EXT_METHOD method, STACK_OF(POLICYINFO) pol,
26		BIO *out, int indent);
27		static STACK_OF(POLICYINFO) r2i_certpol(X509V3_EXT_METHOD method,
28		X509V3_CTX ctx, const char value);
29		static void print_qualifiers(BIO out, STACK_OF(POLICYQUALINFO) quals,
30		int indent);
31		static void print_notice(BIO out, USERNOTICE notice, int indent);
32		static POLICYINFO policy_section(X509V3_CTX ctx,
33		STACK_OF(CONF_VALUE) *polstrs, int ia5org);
34		static POLICYQUALINFO notice_section(X509V3_CTX ctx,
35		STACK_OF(CONF_VALUE) *unot, int ia5org);
36		static int nref_nos(STACK_OF(ASN1_INTEGER) nnums, STACK_OF(CONF_VALUE) nos);
37		static int displaytext_str2tag(const char tagstr, unsigned int tag_len);
38		static int displaytext_get_tag_len(const char *tagstr);
39
40		const X509V3_EXT_METHOD ossl_v3_cpols = {
41		NID_certificate_policies, 0, ASN1_ITEM_ref(CERTIFICATEPOLICIES),
42		0, 0, 0, 0,
43		0, 0,
44		0, 0,
45		(X509V3_EXT_I2R)i2r_certpol,
46		(X509V3_EXT_R2I)r2i_certpol,
47		NULL
48		};
49
50		ASN1_ITEM_TEMPLATE(CERTIFICATEPOLICIES) = ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CERTIFICATEPOLICIES, POLICYINFO)
51	0	ASN1_ITEM_TEMPLATE_END(CERTIFICATEPOLICIES)
52
53		IMPLEMENT_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)
54
55		ASN1_SEQUENCE(POLICYINFO) = {
56		ASN1_SIMPLE(POLICYINFO, policyid, ASN1_OBJECT),
57		ASN1_SEQUENCE_OF_OPT(POLICYINFO, qualifiers, POLICYQUALINFO)
58	0	} ASN1_SEQUENCE_END(POLICYINFO)
59	0
60	0	IMPLEMENT_ASN1_FUNCTIONS(POLICYINFO)
61	0
62	0	ASN1_ADB_TEMPLATE(policydefault) = ASN1_SIMPLE(POLICYQUALINFO, d.other, ASN1_ANY);
63	0
64	0	ASN1_ADB(POLICYQUALINFO) = {
65	0	ADB_ENTRY(NID_id_qt_cps, ASN1_SIMPLE(POLICYQUALINFO, d.cpsuri, ASN1_IA5STRING)),
66	0	ADB_ENTRY(NID_id_qt_unotice, ASN1_SIMPLE(POLICYQUALINFO, d.usernotice, USERNOTICE))
67	0	} ASN1_ADB_END(POLICYQUALINFO, 0, pqualid, 0, &policydefault_tt, NULL);
68
69		ASN1_SEQUENCE(POLICYQUALINFO) = {
70		ASN1_SIMPLE(POLICYQUALINFO, pqualid, ASN1_OBJECT),
71		ASN1_ADB_OBJECT(POLICYQUALINFO)
72	0	} ASN1_SEQUENCE_END(POLICYQUALINFO)
73	0
74	0	IMPLEMENT_ASN1_FUNCTIONS(POLICYQUALINFO)
75	0
76	0	ASN1_SEQUENCE(USERNOTICE) = {
77	0	ASN1_OPT(USERNOTICE, noticeref, NOTICEREF),
78	0	ASN1_OPT(USERNOTICE, exptext, DISPLAYTEXT)
79	0	} ASN1_SEQUENCE_END(USERNOTICE)
80	0
81	0	IMPLEMENT_ASN1_FUNCTIONS(USERNOTICE)
82	0
83	0	ASN1_SEQUENCE(NOTICEREF) = {
84	0	ASN1_SIMPLE(NOTICEREF, organization, DISPLAYTEXT),
85	0	ASN1_SEQUENCE_OF(NOTICEREF, noticenos, ASN1_INTEGER)
86	0	} ASN1_SEQUENCE_END(NOTICEREF)
87	0
88	0	IMPLEMENT_ASN1_FUNCTIONS(NOTICEREF)
89	0
90	0	static STACK_OF(POLICYINFO) r2i_certpol(X509V3_EXT_METHOD method,
91	0	X509V3_CTX ctx, const char value)
92	0	{
93	0	STACK_OF(POLICYINFO) *pols;
94	0	char *pstr;
95	0	POLICYINFO *pol;
96	0	ASN1_OBJECT *pobj;
97	0	STACK_OF(CONF_VALUE) *vals = X509V3_parse_list(value);
98	0	CONF_VALUE *cnf;
99	0	const int num = sk_CONF_VALUE_num(vals);
100	0	int i, ia5org;
101
102	0	if (vals == NULL) {
103	0	ERR_raise(ERR_LIB_X509V3, ERR_R_X509V3_LIB);
104	0	return NULL;
105	0	}
106
107	0	pols = sk_POLICYINFO_new_reserve(NULL, num);
108	0	if (pols == NULL) {
109	0	ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
110	0	goto err;
111	0	}
112
113	0	ia5org = 0;
114	0	for (i = 0; i < num; i++) {
115	0	cnf = sk_CONF_VALUE_value(vals, i);
116	0	if (cnf->value != NULL \|\| cnf->name == NULL) {
117	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_POLICY_IDENTIFIER);
118	0	X509V3_conf_add_error_name_value(cnf);
119	0	goto err;
120	0	}
121	0	pstr = cnf->name;
122	0	if (strcmp(pstr, "ia5org") == 0) {
123	0	ia5org = 1;
124	0	continue;
125	0	} else if (*pstr == '@') {
126	0	STACK_OF(CONF_VALUE) *polsect;
127
128	0	polsect = X509V3_get_section(ctx, pstr + 1);
129	0	if (polsect == NULL) {
130	0	ERR_raise_data(ERR_LIB_X509V3, X509V3_R_INVALID_SECTION,
131	0	"%s", cnf->name);
132	0	goto err;
133	0	}
134	0	pol = policy_section(ctx, polsect, ia5org);
135	0	X509V3_section_free(ctx, polsect);
136	0	if (pol == NULL)
137	0	goto err;
138	0	} else {
139	0	if ((pobj = OBJ_txt2obj(cnf->name, 0)) == NULL) {
140	0	ERR_raise_data(ERR_LIB_X509V3,
141	0	X509V3_R_INVALID_OBJECT_IDENTIFIER,
142	0	"%s", cnf->name);
143	0	goto err;
144	0	}
145	0	pol = POLICYINFO_new();
146	0	if (pol == NULL) {
147	0	ASN1_OBJECT_free(pobj);
148	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
149	0	goto err;
150	0	}
151	0	pol->policyid = pobj;
152	0	}
153	0	if (!sk_POLICYINFO_push(pols, pol)) {
154	0	POLICYINFO_free(pol);
155	0	ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
156	0	goto err;
157	0	}
158	0	}
159	0	sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
160	0	return pols;
161	0	err:
162	0	sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
163	0	sk_POLICYINFO_pop_free(pols, POLICYINFO_free);
164	0	return NULL;
165	0	}
166
167		static POLICYINFO policy_section(X509V3_CTX ctx,
168		STACK_OF(CONF_VALUE) *polstrs, int ia5org)
169	0	{
170	0	int i;
171	0	CONF_VALUE *cnf;
172	0	POLICYINFO *pol;
173	0	POLICYQUALINFO *qual;
174
175	0	if ((pol = POLICYINFO_new()) == NULL) {
176	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
177	0	goto err;
178	0	}
179	0	for (i = 0; i < sk_CONF_VALUE_num(polstrs); i++) {
180	0	cnf = sk_CONF_VALUE_value(polstrs, i);
181	0	if (strcmp(cnf->name, "policyIdentifier") == 0) {
182	0	ASN1_OBJECT *pobj;
183
184	0	if ((pobj = OBJ_txt2obj(cnf->value, 0)) == NULL) {
185	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OBJECT_IDENTIFIER);
186	0	X509V3_conf_err(cnf);
187	0	goto err;
188	0	}
189	0	pol->policyid = pobj;
190
191	0	} else if (!ossl_v3_name_cmp(cnf->name, "CPS")) {
192	0	if (pol->qualifiers == NULL)
193	0	pol->qualifiers = sk_POLICYQUALINFO_new_null();
194	0	if ((qual = POLICYQUALINFO_new()) == NULL) {
195	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
196	0	goto err;
197	0	}
198	0	if (!sk_POLICYQUALINFO_push(pol->qualifiers, qual)) {
199	0	POLICYQUALINFO_free(qual);
200	0	ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
201	0	goto err;
202	0	}
203	0	if ((qual->pqualid = OBJ_nid2obj(NID_id_qt_cps)) == NULL) {
204	0	ERR_raise(ERR_LIB_X509V3, ERR_R_INTERNAL_ERROR);
205	0	goto err;
206	0	}
207	0	if ((qual->d.cpsuri = ASN1_IA5STRING_new()) == NULL) {
208	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
209	0	goto err;
210	0	}
211	0	if (!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
212	0	(int)strlen(cnf->value))) {
213	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
214	0	goto err;
215	0	}
216	0	} else if (!ossl_v3_name_cmp(cnf->name, "userNotice")) {
217	0	STACK_OF(CONF_VALUE) *unot;
218	0	if (*cnf->value != '@') {
219	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_EXPECTED_A_SECTION_NAME);
220	0	X509V3_conf_err(cnf);
221	0	goto err;
222	0	}
223	0	unot = X509V3_get_section(ctx, cnf->value + 1);
224	0	if (!unot) {
225	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_SECTION);
226
227	0	X509V3_conf_err(cnf);
228	0	goto err;
229	0	}
230	0	qual = notice_section(ctx, unot, ia5org);
231	0	X509V3_section_free(ctx, unot);
232	0	if (!qual)
233	0	goto err;
234	0	if (pol->qualifiers == NULL)
235	0	pol->qualifiers = sk_POLICYQUALINFO_new_null();
236	0	if (!sk_POLICYQUALINFO_push(pol->qualifiers, qual)) {
237	0	POLICYQUALINFO_free(qual);
238	0	ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
239	0	goto err;
240	0	}
241	0	} else {
242	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OPTION);
243	0	X509V3_conf_err(cnf);
244	0	goto err;
245	0	}
246	0	}
247	0	if (pol->policyid == NULL) {
248	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_NO_POLICY_IDENTIFIER);
249	0	goto err;
250	0	}
251
252	0	return pol;
253
254	0	err:
255	0	POLICYINFO_free(pol);
256	0	return NULL;
257	0	}
258
259		static int displaytext_get_tag_len(const char *tagstr)
260	0	{
261	0	const char *colon = strchr(tagstr, ':');
262
263	0	return (colon == NULL) ? -1 : (int)(colon - tagstr);
264	0	}
265
266		static int displaytext_str2tag(const char tagstr, unsigned int tag_len)
267	0	{
268	0	int len;
269
270	0	*tag_len = 0;
271	0	len = displaytext_get_tag_len(tagstr);
272
273	0	if (len == -1)
274	0	return V_ASN1_VISIBLESTRING;
275	0	*tag_len = len;
276	0	if (len == sizeof("UTF8") - 1 && HAS_PREFIX(tagstr, "UTF8"))
277	0	return V_ASN1_UTF8STRING;
278	0	if (len == sizeof("UTF8String") - 1 && HAS_PREFIX(tagstr, "UTF8String"))
279	0	return V_ASN1_UTF8STRING;
280	0	if (len == sizeof("BMP") - 1 && HAS_PREFIX(tagstr, "BMP"))
281	0	return V_ASN1_BMPSTRING;
282	0	if (len == sizeof("BMPSTRING") - 1 && HAS_PREFIX(tagstr, "BMPSTRING"))
283	0	return V_ASN1_BMPSTRING;
284	0	if (len == sizeof("VISIBLE") - 1 && HAS_PREFIX(tagstr, "VISIBLE"))
285	0	return V_ASN1_VISIBLESTRING;
286	0	if (len == sizeof("VISIBLESTRING") - 1 && HAS_PREFIX(tagstr, "VISIBLESTRING"))
287	0	return V_ASN1_VISIBLESTRING;
288	0	*tag_len = 0;
289	0	return V_ASN1_VISIBLESTRING;
290	0	}
291
292		static POLICYQUALINFO notice_section(X509V3_CTX ctx,
293		STACK_OF(CONF_VALUE) *unot, int ia5org)
294	0	{
295	0	int i, ret, len, tag;
296	0	unsigned int tag_len;
297	0	CONF_VALUE *cnf;
298	0	USERNOTICE *not;
299	0	POLICYQUALINFO *qual;
300	0	char *value = NULL;
301
302	0	if ((qual = POLICYQUALINFO_new()) == NULL) {
303	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
304	0	goto err;
305	0	}
306	0	if ((qual->pqualid = OBJ_nid2obj(NID_id_qt_unotice)) == NULL) {
307	0	ERR_raise(ERR_LIB_X509V3, ERR_R_INTERNAL_ERROR);
308	0	goto err;
309	0	}
310	0	if ((not = USERNOTICE_new()) == NULL) {
311	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
312	0	goto err;
313	0	}
314	0	qual->d.usernotice = not;
315	0	for (i = 0; i < sk_CONF_VALUE_num(unot); i++) {
316	0	cnf = sk_CONF_VALUE_value(unot, i);
317
318	0	value = cnf->value;
319	0	if (strcmp(cnf->name, "explicitText") == 0) {
320	0	tag = displaytext_str2tag(value, &tag_len);
321	0	if ((not->exptext = ASN1_STRING_type_new(tag)) == NULL) {
322	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
323	0	goto err;
324	0	}
325	0	if (tag_len != 0)
326	0	value += tag_len + 1;
327	0	len = (int)strlen(value);
328	0	if (!ASN1_STRING_set(not->exptext, value, len)) {
329	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
330	0	goto err;
331	0	}
332	0	} else if (strcmp(cnf->name, "organization") == 0) {
333	0	NOTICEREF *nref;
334
335	0	if (!not->noticeref) {
336	0	if ((nref = NOTICEREF_new()) == NULL) {
337	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
338	0	goto err;
339	0	}
340	0	not->noticeref = nref;
341	0	} else
342	0	nref = not->noticeref;
343	0	if (ia5org)
344	0	nref->organization->type = V_ASN1_IA5STRING;
345	0	else
346	0	nref->organization->type = V_ASN1_VISIBLESTRING;
347	0	if (!ASN1_STRING_set(nref->organization, cnf->value,
348	0	(int)strlen(cnf->value))) {
349	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
350	0	goto err;
351	0	}
352	0	} else if (strcmp(cnf->name, "noticeNumbers") == 0) {
353	0	NOTICEREF *nref;
354
355	0	STACK_OF(CONF_VALUE) *nos;
356	0	if (!not->noticeref) {
357	0	if ((nref = NOTICEREF_new()) == NULL) {
358	0	ERR_raise(ERR_LIB_X509V3, ERR_R_ASN1_LIB);
359	0	goto err;
360	0	}
361	0	not->noticeref = nref;
362	0	} else
363	0	nref = not->noticeref;
364	0	nos = X509V3_parse_list(cnf->value);
365	0	if (!nos \|\| !sk_CONF_VALUE_num(nos)) {
366	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_NUMBERS);
367	0	X509V3_conf_add_error_name_value(cnf);
368	0	sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
369	0	goto err;
370	0	}
371	0	ret = nref_nos(nref->noticenos, nos);
372	0	sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
373	0	if (!ret)
374	0	goto err;
375	0	} else {
376	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_OPTION);
377	0	X509V3_conf_add_error_name_value(cnf);
378	0	goto err;
379	0	}
380	0	}
381
382	0	if (not->noticeref && (!not->noticeref->noticenos \|\| !not->noticeref->organization)) {
383	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_NEED_ORGANIZATION_AND_NUMBERS);
384	0	goto err;
385	0	}
386
387	0	return qual;
388
389	0	err:
390	0	POLICYQUALINFO_free(qual);
391	0	return NULL;
392	0	}
393
394		static int nref_nos(STACK_OF(ASN1_INTEGER) nnums, STACK_OF(CONF_VALUE) nos)
395	0	{
396	0	CONF_VALUE *cnf;
397	0	ASN1_INTEGER *aint;
398
399	0	int i;
400
401	0	for (i = 0; i < sk_CONF_VALUE_num(nos); i++) {
402	0	cnf = sk_CONF_VALUE_value(nos, i);
403	0	if ((aint = s2i_ASN1_INTEGER(NULL, cnf->name)) == NULL) {
404	0	ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_NUMBER);
405	0	return 0;
406	0	}
407	0	if (!sk_ASN1_INTEGER_push(nnums, aint)) {
408	0	ASN1_INTEGER_free(aint);
409	0	ERR_raise(ERR_LIB_X509V3, ERR_R_CRYPTO_LIB);
410	0	return 0;
411	0	}
412	0	}
413	0	return 1;
414	0	}
415
416		static int i2r_certpol(X509V3_EXT_METHOD method, STACK_OF(POLICYINFO) pol,
417		BIO *out, int indent)
418	0	{
419	0	int i;
420	0	POLICYINFO *pinfo;
421		/* First print out the policy OIDs */
422	0	for (i = 0; i < sk_POLICYINFO_num(pol); i++) {
423	0	if (i > 0)
424	0	BIO_puts(out, "\n");
425	0	pinfo = sk_POLICYINFO_value(pol, i);
426	0	BIO_printf(out, "%*sPolicy: ", indent, "");
427	0	i2a_ASN1_OBJECT(out, pinfo->policyid);
428	0	if (pinfo->qualifiers) {
429	0	BIO_puts(out, "\n");
430	0	print_qualifiers(out, pinfo->qualifiers, indent + 2);
431	0	}
432	0	}
433	0	return 1;
434	0	}
435
436		static void print_qualifiers(BIO out, STACK_OF(POLICYQUALINFO) quals,
437		int indent)
438	0	{
439	0	POLICYQUALINFO *qualinfo;
440	0	int i;
441	0	for (i = 0; i < sk_POLICYQUALINFO_num(quals); i++) {
442	0	if (i > 0)
443	0	BIO_puts(out, "\n");
444	0	qualinfo = sk_POLICYQUALINFO_value(quals, i);
445	0	switch (OBJ_obj2nid(qualinfo->pqualid)) {
446	0	case NID_id_qt_cps:
447	0	BIO_printf(out, "%sCPS: %.s", indent, "",
448	0	qualinfo->d.cpsuri->length,
449	0	qualinfo->d.cpsuri->data);
450	0	break;
451
452	0	case NID_id_qt_unotice:
453	0	BIO_printf(out, "%*sUser Notice:\n", indent, "");
454	0	print_notice(out, qualinfo->d.usernotice, indent + 2);
455	0	break;
456
457	0	default:
458	0	BIO_printf(out, "%*sUnknown Qualifier: ", indent + 2, "");
459
460	0	i2a_ASN1_OBJECT(out, qualinfo->pqualid);
461	0	break;
462	0	}
463	0	}
464	0	}
465
466		static void print_notice(BIO out, USERNOTICE notice, int indent)
467	0	{
468	0	int i;
469	0	if (notice->noticeref) {
470	0	NOTICEREF *ref;
471	0	ref = notice->noticeref;
472	0	BIO_printf(out, "%sOrganization: %.s\n", indent, "",
473	0	ref->organization->length,
474	0	ref->organization->data);
475	0	BIO_printf(out, "%*sNumber%s: ", indent, "",
476	0	sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "");
477	0	for (i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
478	0	ASN1_INTEGER *num;
479	0	char *tmp;
480	0	num = sk_ASN1_INTEGER_value(ref->noticenos, i);
481	0	if (i)
482	0	BIO_puts(out, ", ");
483	0	if (num == NULL)
484	0	BIO_puts(out, "(null)");
485	0	else {
486	0	tmp = i2s_ASN1_INTEGER(NULL, num);
487	0	if (tmp == NULL)
488	0	return;
489	0	BIO_puts(out, tmp);
490	0	OPENSSL_free(tmp);
491	0	}
492	0	}
493	0	if (notice->exptext)
494	0	BIO_puts(out, "\n");
495	0	}
496	0	if (notice->exptext)
497	0	BIO_printf(out, "%sExplicit Text: %.s", indent, "",
498	0	notice->exptext->length,
499	0	notice->exptext->data);
500	0	}
501
502		void X509_POLICY_NODE_print(BIO out, X509_POLICY_NODE node, int indent)
503	0	{
504	0	const X509_POLICY_DATA *dat = node->data;
505
506	0	BIO_printf(out, "%*sPolicy: ", indent, "");
507
508	0	i2a_ASN1_OBJECT(out, dat->valid_policy);
509	0	BIO_puts(out, "\n");
510	0	BIO_printf(out, "%*s%s\n", indent + 2, "",
511	0	node_data_critical(dat) ? "Critical" : "Non Critical");
512	0	if (dat->qualifier_set) {
513	0	print_qualifiers(out, dat->qualifier_set, indent + 2);
514	0	BIO_puts(out, "\n");
515	0	} else
516	0	BIO_printf(out, "%*sNo Qualifiers\n", indent + 2, "");
517	0	}