/src/openssl30/crypto/asn1/tasn_prn.c

Source (jump to first uncovered line)
/*
 * Copyright 2000-2021 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 <stddef.h>
#include "internal/cryptlib.h"
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/objects.h>
#include <openssl/buffer.h>
#include <openssl/err.h>
#include <openssl/x509v3.h>
#include "crypto/asn1.h"
#include "asn1_local.h"

/*
 * Print routines.
 */

/* ASN1_PCTX routines */

static ASN1_PCTX default_pctx = {
    ASN1_PCTX_FLAGS_SHOW_ABSENT, /* flags */
    0,                          /* nm_flags */
    0,                          /* cert_flags */
    0,                          /* oid_flags */
    0                           /* str_flags */
};

ASN1_PCTX *ASN1_PCTX_new(void)
{
    ASN1_PCTX *ret;

    ret = OPENSSL_zalloc(sizeof(*ret));
    if (ret == NULL) {
        ERR_raise(ERR_LIB_ASN1, ERR_R_MALLOC_FAILURE);
        return NULL;
    }
    return ret;
}

void ASN1_PCTX_free(ASN1_PCTX *p)
{
    OPENSSL_free(p);
}

unsigned long ASN1_PCTX_get_flags(const ASN1_PCTX *p)
{
    return p->flags;
}

void ASN1_PCTX_set_flags(ASN1_PCTX *p, unsigned long flags)
{
    p->flags = flags;
}

unsigned long ASN1_PCTX_get_nm_flags(const ASN1_PCTX *p)
{
    return p->nm_flags;
}

void ASN1_PCTX_set_nm_flags(ASN1_PCTX *p, unsigned long flags)
{
    p->nm_flags = flags;
}

unsigned long ASN1_PCTX_get_cert_flags(const ASN1_PCTX *p)
{
    return p->cert_flags;
}

void ASN1_PCTX_set_cert_flags(ASN1_PCTX *p, unsigned long flags)
{
    p->cert_flags = flags;
}

unsigned long ASN1_PCTX_get_oid_flags(const ASN1_PCTX *p)
{
    return p->oid_flags;
}

void ASN1_PCTX_set_oid_flags(ASN1_PCTX *p, unsigned long flags)
{
    p->oid_flags = flags;
}

unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX *p)
{
    return p->str_flags;
}

void ASN1_PCTX_set_str_flags(ASN1_PCTX *p, unsigned long flags)
{
    p->str_flags = flags;
}

/* Main print routines */

static int asn1_item_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
                               const ASN1_ITEM *it,
                               const char *fname, const char *sname,
                               int nohdr, const ASN1_PCTX *pctx);

static int asn1_template_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
                            const ASN1_TEMPLATE *tt, const ASN1_PCTX *pctx);

static int asn1_primitive_print(BIO *out, const ASN1_VALUE **fld,
                                const ASN1_ITEM *it, int indent,
                                const char *fname, const char *sname,
                                const ASN1_PCTX *pctx);

static int asn1_print_fsname(BIO *out, int indent,
                             const char *fname, const char *sname,
                             const ASN1_PCTX *pctx);

int ASN1_item_print(BIO *out, const ASN1_VALUE *ifld, int indent,
                    const ASN1_ITEM *it, const ASN1_PCTX *pctx)
{
    const char *sname;
    if (pctx == NULL)
        pctx = &default_pctx;
    if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
        sname = NULL;
    else
        sname = it->sname;
    return asn1_item_print_ctx(out, &ifld, indent, it, NULL, sname, 0, pctx);
}

static int asn1_item_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
                               const ASN1_ITEM *it,
                               const char *fname, const char *sname,
                               int nohdr, const ASN1_PCTX *pctx)
{
    const ASN1_TEMPLATE *tt;
    const ASN1_EXTERN_FUNCS *ef;
    const ASN1_VALUE **tmpfld;
    const ASN1_AUX *aux = it->funcs;
    ASN1_aux_const_cb *asn1_cb = NULL;
    ASN1_PRINT_ARG parg;
    int i;
    if (aux != NULL) {
        parg.out = out;
        parg.indent = indent;
        parg.pctx = pctx;
        asn1_cb = ((aux->flags & ASN1_AFLG_CONST_CB) != 0) ? aux->asn1_const_cb
            : (ASN1_aux_const_cb *)aux->asn1_cb; /* backward compatibility */
    }

   if (((it->itype != ASN1_ITYPE_PRIMITIVE)
       || (it->utype != V_ASN1_BOOLEAN)) && *fld == NULL) {
        if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_ABSENT) {
            if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
                return 0;
            if (BIO_puts(out, "<ABSENT>\n") <= 0)
                return 0;
        }
        return 1;
    }

    switch (it->itype) {
    case ASN1_ITYPE_PRIMITIVE:
        if (it->templates) {
            if (!asn1_template_print_ctx(out, fld, indent,
                                         it->templates, pctx))
                return 0;
            break;
        }
        /* fall through */
    case ASN1_ITYPE_MSTRING:
        if (!asn1_primitive_print(out, fld, it, indent, fname, sname, pctx))
            return 0;
        break;

    case ASN1_ITYPE_EXTERN:
        if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
            return 0;
        /* Use new style print routine if possible */
        ef = it->funcs;
        if (ef && ef->asn1_ex_print) {
            i = ef->asn1_ex_print(out, fld, indent, "", pctx);
            if (!i)
                return 0;
            if ((i == 2) && (BIO_puts(out, "\n") <= 0))
                return 0;
            return 1;
        } else if (sname &&
                   BIO_printf(out, ":EXTERNAL TYPE %s\n", sname) <= 0)
            return 0;
        break;

    case ASN1_ITYPE_CHOICE:
        /* CHOICE type, get selector */
        i = ossl_asn1_get_choice_selector_const(fld, it);
        /* This should never happen... */
        if ((i < 0) || (i >= it->tcount)) {
            if (BIO_printf(out, "ERROR: selector [%d] invalid\n", i) <= 0)
                return 0;
            return 1;
        }
        tt = it->templates + i;
        tmpfld = ossl_asn1_get_const_field_ptr(fld, tt);
        if (!asn1_template_print_ctx(out, tmpfld, indent, tt, pctx))
            return 0;
        break;

    case ASN1_ITYPE_SEQUENCE:
    case ASN1_ITYPE_NDEF_SEQUENCE:
        if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
            return 0;
        if (fname || sname) {
            if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
                if (BIO_puts(out, " {\n") <= 0)
                    return 0;
            } else {
                if (BIO_puts(out, "\n") <= 0)
                    return 0;
            }
        }

        if (asn1_cb) {
            i = asn1_cb(ASN1_OP_PRINT_PRE, fld, it, &parg);
            if (i == 0)
                return 0;
            if (i == 2)
                return 1;
        }

        /* Print each field entry */
        for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) {
            const ASN1_TEMPLATE *seqtt;
            seqtt = ossl_asn1_do_adb(*fld, tt, 1);
            if (!seqtt)
                return 0;
            tmpfld = ossl_asn1_get_const_field_ptr(fld, seqtt);
            if (!asn1_template_print_ctx(out, tmpfld,
                                         indent + 2, seqtt, pctx))
                return 0;
        }
        if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
            if (BIO_printf(out, "%*s}\n", indent, "") < 0)
                return 0;
        }

        if (asn1_cb) {
            i = asn1_cb(ASN1_OP_PRINT_POST, fld, it, &parg);
            if (i == 0)
                return 0;
        }
        break;

    default:
        BIO_printf(out, "Unprocessed type %d\n", it->itype);
        return 0;
    }

    return 1;
}

static int asn1_template_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
                            const ASN1_TEMPLATE *tt, const ASN1_PCTX *pctx)
{
    int i, flags;
    const char *sname, *fname;
    const ASN1_VALUE *tfld;
    flags = tt->flags;
    if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME)
        sname = ASN1_ITEM_ptr(tt->item)->sname;
    else
        sname = NULL;
    if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
        fname = NULL;
    else
        fname = tt->field_name;

    /*
     * If field is embedded then fld needs fixing so it is a pointer to
     * a pointer to a field.
     */
    if (flags & ASN1_TFLG_EMBED) {
        tfld = (const ASN1_VALUE *)fld;
        fld = &tfld;
    }

    if (flags & ASN1_TFLG_SK_MASK) {
        char *tname;
        const ASN1_VALUE *skitem;
        STACK_OF(const_ASN1_VALUE) *stack;

        /* SET OF, SEQUENCE OF */
        if (fname) {
            if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SSOF) {
                if (flags & ASN1_TFLG_SET_OF)
                    tname = "SET";
                else
                    tname = "SEQUENCE";
                if (BIO_printf(out, "%*s%s OF %s {\n",
                               indent, "", tname, tt->field_name) <= 0)
                    return 0;
            } else if (BIO_printf(out, "%*s%s:\n", indent, "", fname) <= 0)
                return 0;
        }
        stack = (STACK_OF(const_ASN1_VALUE) *)*fld;
        for (i = 0; i < sk_const_ASN1_VALUE_num(stack); i++) {
            if ((i > 0) && (BIO_puts(out, "\n") <= 0))
                return 0;

            skitem = sk_const_ASN1_VALUE_value(stack, i);
            if (!asn1_item_print_ctx(out, &skitem, indent + 2,
                                     ASN1_ITEM_ptr(tt->item), NULL, NULL, 1,
                                     pctx))
                return 0;
        }
        if (i == 0 && BIO_printf(out, "%*s<%s>\n", indent + 2, "",
                                 stack == NULL ? "ABSENT" : "EMPTY") <= 0)
            return 0;
        if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
            if (BIO_printf(out, "%*s}\n", indent, "") <= 0)
                return 0;
        }
        return 1;
    }
    return asn1_item_print_ctx(out, fld, indent, ASN1_ITEM_ptr(tt->item),
                               fname, sname, 0, pctx);
}

static int asn1_print_fsname(BIO *out, int indent,
                             const char *fname, const char *sname,
                             const ASN1_PCTX *pctx)
{
    static const char spaces[] = "                    ";
    static const int nspaces = sizeof(spaces) - 1;

    while (indent > nspaces) {
        if (BIO_write(out, spaces, nspaces) != nspaces)
            return 0;
        indent -= nspaces;
    }
    if (BIO_write(out, spaces, indent) != indent)
        return 0;
    if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
        sname = NULL;
    if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
        fname = NULL;
    if (!sname && !fname)
        return 1;
    if (fname) {
        if (BIO_puts(out, fname) <= 0)
            return 0;
    }
    if (sname) {
        if (fname) {
            if (BIO_printf(out, " (%s)", sname) <= 0)
                return 0;
        } else {
            if (BIO_puts(out, sname) <= 0)
                return 0;
        }
    }
    if (BIO_write(out, ": ", 2) != 2)
        return 0;
    return 1;
}

static int asn1_print_boolean(BIO *out, int boolval)
{
    const char *str;
    switch (boolval) {
    case -1:
        str = "BOOL ABSENT";
        break;

    case 0:
        str = "FALSE";
        break;

    default:
        str = "TRUE";
        break;

    }

    if (BIO_puts(out, str) <= 0)
        return 0;
    return 1;

}

static int asn1_print_integer(BIO *out, const ASN1_INTEGER *str)
{
    char *s;
    int ret = 1;
    s = i2s_ASN1_INTEGER(NULL, str);
    if (s == NULL)
        return 0;
    if (BIO_puts(out, s) <= 0)
        ret = 0;
    OPENSSL_free(s);
    return ret;
}

static int asn1_print_oid(BIO *out, const ASN1_OBJECT *oid)
{
    char objbuf[80];
    const char *ln;
    ln = OBJ_nid2ln(OBJ_obj2nid(oid));
    if (!ln)
        ln = "";
    OBJ_obj2txt(objbuf, sizeof(objbuf), oid, 1);
    if (BIO_printf(out, "%s (%s)", ln, objbuf) <= 0)
        return 0;
    return 1;
}

static int asn1_print_obstring(BIO *out, const ASN1_STRING *str, int indent)
{
    if (str->type == V_ASN1_BIT_STRING) {
        if (BIO_printf(out, " (%ld unused bits)\n", str->flags & 0x7) <= 0)
            return 0;
    } else if (BIO_puts(out, "\n") <= 0)
        return 0;
    if ((str->length > 0)
        && BIO_dump_indent(out, (const char *)str->data, str->length,
                           indent + 2) <= 0)
        return 0;
    return 1;
}

static int asn1_primitive_print(BIO *out, const ASN1_VALUE **fld,
                                const ASN1_ITEM *it, int indent,
                                const char *fname, const char *sname,
                                const ASN1_PCTX *pctx)
{
    long utype;
    ASN1_STRING *str;
    int ret = 1, needlf = 1;
    const char *pname;
    const ASN1_PRIMITIVE_FUNCS *pf;
    pf = it->funcs;
    if (!asn1_print_fsname(out, indent, fname, sname, pctx))
        return 0;
    if (pf && pf->prim_print)
        return pf->prim_print(out, fld, it, indent, pctx);
    if (it->itype == ASN1_ITYPE_MSTRING) {
        str = (ASN1_STRING *)*fld;
        utype = str->type & ~V_ASN1_NEG;
    } else {
        utype = it->utype;
        if (utype == V_ASN1_BOOLEAN)
            str = NULL;
        else
            str = (ASN1_STRING *)*fld;
    }
    if (utype == V_ASN1_ANY) {
        const ASN1_TYPE *atype = (const ASN1_TYPE *)*fld;
        utype = atype->type;
        fld = (const ASN1_VALUE **)&atype->value.asn1_value; /* actually is const */
        str = (ASN1_STRING *)*fld;
        if (pctx->flags & ASN1_PCTX_FLAGS_NO_ANY_TYPE)
            pname = NULL;
        else
            pname = ASN1_tag2str(utype);
    } else {
        if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_TYPE)
            pname = ASN1_tag2str(utype);
        else
            pname = NULL;
    }

    if (utype == V_ASN1_NULL) {
        if (BIO_puts(out, "NULL\n") <= 0)
            return 0;
        return 1;
    }

    if (pname) {
        if (BIO_puts(out, pname) <= 0)
            return 0;
        if (BIO_puts(out, ":") <= 0)
            return 0;
    }

    switch (utype) {
    case V_ASN1_BOOLEAN:
        {
            int boolval = *(int *)fld;
            if (boolval == -1)
                boolval = it->size;
            ret = asn1_print_boolean(out, boolval);
        }
        break;

    case V_ASN1_INTEGER:
    case V_ASN1_ENUMERATED:
        ret = asn1_print_integer(out, str);
        break;

    case V_ASN1_UTCTIME:
        ret = ASN1_UTCTIME_print(out, str);
        break;

    case V_ASN1_GENERALIZEDTIME:
        ret = ASN1_GENERALIZEDTIME_print(out, str);
        break;

    case V_ASN1_OBJECT:
        ret = asn1_print_oid(out, (const ASN1_OBJECT *)*fld);
        break;

    case V_ASN1_OCTET_STRING:
    case V_ASN1_BIT_STRING:
        ret = asn1_print_obstring(out, str, indent);
        needlf = 0;
        break;

    case V_ASN1_SEQUENCE:
    case V_ASN1_SET:
    case V_ASN1_OTHER:
        if (BIO_puts(out, "\n") <= 0)
            return 0;
        if (ASN1_parse_dump(out, str->data, str->length, indent, 0) <= 0)
            ret = 0;
        needlf = 0;
        break;

    default:
        ret = ASN1_STRING_print_ex(out, str, pctx->str_flags);

    }
    if (!ret)
        return 0;
    if (needlf && BIO_puts(out, "\n") <= 0)
        return 0;
    return 1;
}

Coverage Report

Created: 2023-06-08 06:41

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright 2000-2021 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 <stddef.h>
11		#include "internal/cryptlib.h"
12		#include <openssl/asn1.h>
13		#include <openssl/asn1t.h>
14		#include <openssl/objects.h>
15		#include <openssl/buffer.h>
16		#include <openssl/err.h>
17		#include <openssl/x509v3.h>
18		#include "crypto/asn1.h"
19		#include "asn1_local.h"
20
21		/*
22		* Print routines.
23		*/
24
25		/* ASN1_PCTX routines */
26
27		static ASN1_PCTX default_pctx = {
28		ASN1_PCTX_FLAGS_SHOW_ABSENT, /* flags */
29		0, /* nm_flags */
30		0, /* cert_flags */
31		0, /* oid_flags */
32		0 /* str_flags */
33		};
34
35		ASN1_PCTX *ASN1_PCTX_new(void)
36	0	{
37	0	ASN1_PCTX *ret;
38
39	0	ret = OPENSSL_zalloc(sizeof(*ret));
40	0	if (ret == NULL) {
41	0	ERR_raise(ERR_LIB_ASN1, ERR_R_MALLOC_FAILURE);
42	0	return NULL;
43	0	}
44	0	return ret;
45	0	}
46
47		void ASN1_PCTX_free(ASN1_PCTX *p)
48	0	{
49	0	OPENSSL_free(p);
50	0	}
51
52		unsigned long ASN1_PCTX_get_flags(const ASN1_PCTX *p)
53	0	{
54	0	return p->flags;
55	0	}
56
57		void ASN1_PCTX_set_flags(ASN1_PCTX *p, unsigned long flags)
58	0	{
59	0	p->flags = flags;
60	0	}
61
62		unsigned long ASN1_PCTX_get_nm_flags(const ASN1_PCTX *p)
63	0	{
64	0	return p->nm_flags;
65	0	}
66
67		void ASN1_PCTX_set_nm_flags(ASN1_PCTX *p, unsigned long flags)
68	0	{
69	0	p->nm_flags = flags;
70	0	}
71
72		unsigned long ASN1_PCTX_get_cert_flags(const ASN1_PCTX *p)
73	0	{
74	0	return p->cert_flags;
75	0	}
76
77		void ASN1_PCTX_set_cert_flags(ASN1_PCTX *p, unsigned long flags)
78	0	{
79	0	p->cert_flags = flags;
80	0	}
81
82		unsigned long ASN1_PCTX_get_oid_flags(const ASN1_PCTX *p)
83	0	{
84	0	return p->oid_flags;
85	0	}
86
87		void ASN1_PCTX_set_oid_flags(ASN1_PCTX *p, unsigned long flags)
88	0	{
89	0	p->oid_flags = flags;
90	0	}
91
92		unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX *p)
93	0	{
94	0	return p->str_flags;
95	0	}
96
97		void ASN1_PCTX_set_str_flags(ASN1_PCTX *p, unsigned long flags)
98	0	{
99	0	p->str_flags = flags;
100	0	}
101
102		/* Main print routines */
103
104		static int asn1_item_print_ctx(BIO out, const ASN1_VALUE *fld, int indent,
105		const ASN1_ITEM *it,
106		const char fname, const char sname,
107		int nohdr, const ASN1_PCTX *pctx);
108
109		static int asn1_template_print_ctx(BIO out, const ASN1_VALUE *fld, int indent,
110		const ASN1_TEMPLATE tt, const ASN1_PCTX pctx);
111
112		static int asn1_primitive_print(BIO out, const ASN1_VALUE *fld,
113		const ASN1_ITEM *it, int indent,
114		const char fname, const char sname,
115		const ASN1_PCTX *pctx);
116
117		static int asn1_print_fsname(BIO *out, int indent,
118		const char fname, const char sname,
119		const ASN1_PCTX *pctx);
120
121		int ASN1_item_print(BIO out, const ASN1_VALUE ifld, int indent,
122		const ASN1_ITEM it, const ASN1_PCTX pctx)
123	31.1k	{
124	31.1k	const char *sname;
125	31.1k	if (pctx == NULL)
126	6.75k	pctx = &default_pctx;
127	31.1k	if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
128	0	sname = NULL;
129	31.1k	else
130	31.1k	sname = it->sname;
131	31.1k	return asn1_item_print_ctx(out, &ifld, indent, it, NULL, sname, 0, pctx);
132	31.1k	}
133
134		static int asn1_item_print_ctx(BIO out, const ASN1_VALUE *fld, int indent,
135		const ASN1_ITEM *it,
136		const char fname, const char sname,
137		int nohdr, const ASN1_PCTX *pctx)
138	1.52M	{
139	1.52M	const ASN1_TEMPLATE *tt;
140	1.52M	const ASN1_EXTERN_FUNCS *ef;
141	1.52M	const ASN1_VALUE **tmpfld;
142	1.52M	const ASN1_AUX *aux = it->funcs;
143	1.52M	ASN1_aux_const_cb *asn1_cb = NULL;
144	1.52M	ASN1_PRINT_ARG parg;
145	1.52M	int i;
146	1.52M	if (aux != NULL) {
147	106k	parg.out = out;
148	106k	parg.indent = indent;
149	106k	parg.pctx = pctx;
150	106k	asn1_cb = ((aux->flags & ASN1_AFLG_CONST_CB) != 0) ? aux->asn1_const_cb
151	106k	: (ASN1_aux_const_cb )aux->asn1_cb; / backward compatibility */
152	106k	}
153
154	1.52M	if (((it->itype != ASN1_ITYPE_PRIMITIVE)
155	1.52M	\|\| (it->utype != V_ASN1_BOOLEAN)) && *fld == NULL) {
156	342k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_ABSENT) {
157	342k	if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
158	0	return 0;
159	342k	if (BIO_puts(out, "<ABSENT>\n") <= 0)
160	0	return 0;
161	342k	}
162	342k	return 1;
163	342k	}
164
165	1.18M	switch (it->itype) {
166	989k	case ASN1_ITYPE_PRIMITIVE:
167	989k	if (it->templates) {
168	5.56k	if (!asn1_template_print_ctx(out, fld, indent,
169	5.56k	it->templates, pctx))
170	604	return 0;
171	4.95k	break;
172	5.56k	}
173		/* fall through */
174	984k	case ASN1_ITYPE_MSTRING:
175	984k	if (!asn1_primitive_print(out, fld, it, indent, fname, sname, pctx))
176	2.31k	return 0;
177	982k	break;
178
179	982k	case ASN1_ITYPE_EXTERN:
180	29.1k	if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
181	0	return 0;
182		/* Use new style print routine if possible */
183	29.1k	ef = it->funcs;
184	29.1k	if (ef && ef->asn1_ex_print) {
185	29.1k	i = ef->asn1_ex_print(out, fld, indent, "", pctx);
186	29.1k	if (!i)
187	143	return 0;
188	29.0k	if ((i == 2) && (BIO_puts(out, "\n") <= 0))
189	0	return 0;
190	29.0k	return 1;
191	29.0k	} else if (sname &&
192	0	BIO_printf(out, ":EXTERNAL TYPE %s\n", sname) <= 0)
193	0	return 0;
194	0	break;
195
196	27.0k	case ASN1_ITYPE_CHOICE:
197		/* CHOICE type, get selector */
198	27.0k	i = ossl_asn1_get_choice_selector_const(fld, it);
199		/* This should never happen... */
200	27.0k	if ((i < 0) \|\| (i >= it->tcount)) {
201	0	if (BIO_printf(out, "ERROR: selector [%d] invalid\n", i) <= 0)
202	0	return 0;
203	0	return 1;
204	0	}
205	27.0k	tt = it->templates + i;
206	27.0k	tmpfld = ossl_asn1_get_const_field_ptr(fld, tt);
207	27.0k	if (!asn1_template_print_ctx(out, tmpfld, indent, tt, pctx))
208	2.44k	return 0;
209	24.6k	break;
210
211	137k	case ASN1_ITYPE_SEQUENCE:
212	137k	case ASN1_ITYPE_NDEF_SEQUENCE:
213	137k	if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
214	0	return 0;
215	137k	if (fname \|\| sname) {
216	99.3k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
217	0	if (BIO_puts(out, " {\n") <= 0)
218	0	return 0;
219	99.3k	} else {
220	99.3k	if (BIO_puts(out, "\n") <= 0)
221	0	return 0;
222	99.3k	}
223	99.3k	}
224
225	137k	if (asn1_cb) {
226	10.4k	i = asn1_cb(ASN1_OP_PRINT_PRE, fld, it, &parg);
227	10.4k	if (i == 0)
228	0	return 0;
229	10.4k	if (i == 2)
230	0	return 1;
231	10.4k	}
232
233		/* Print each field entry */
234	750k	for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) {
235	618k	const ASN1_TEMPLATE *seqtt;
236	618k	seqtt = ossl_asn1_do_adb(*fld, tt, 1);
237	618k	if (!seqtt)
238	0	return 0;
239	618k	tmpfld = ossl_asn1_get_const_field_ptr(fld, seqtt);
240	618k	if (!asn1_template_print_ctx(out, tmpfld,
241	618k	indent + 2, seqtt, pctx))
242	5.32k	return 0;
243	618k	}
244	132k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
245	0	if (BIO_printf(out, "%*s}\n", indent, "") < 0)
246	0	return 0;
247	0	}
248
249	132k	if (asn1_cb) {
250	7.39k	i = asn1_cb(ASN1_OP_PRINT_POST, fld, it, &parg);
251	7.39k	if (i == 0)
252	0	return 0;
253	7.39k	}
254	132k	break;
255
256	132k	default:
257	0	BIO_printf(out, "Unprocessed type %d\n", it->itype);
258	0	return 0;
259	1.18M	}
260
261	1.14M	return 1;
262	1.18M	}
263
264		static int asn1_template_print_ctx(BIO out, const ASN1_VALUE *fld, int indent,
265		const ASN1_TEMPLATE tt, const ASN1_PCTX pctx)
266	650k	{
267	650k	int i, flags;
268	650k	const char sname, fname;
269	650k	const ASN1_VALUE *tfld;
270	650k	flags = tt->flags;
271	650k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME)
272	0	sname = ASN1_ITEM_ptr(tt->item)->sname;
273	650k	else
274	650k	sname = NULL;
275	650k	if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
276	0	fname = NULL;
277	650k	else
278	650k	fname = tt->field_name;
279
280		/*
281		* If field is embedded then fld needs fixing so it is a pointer to
282		* a pointer to a field.
283		*/
284	650k	if (flags & ASN1_TFLG_EMBED) {
285	3.19k	tfld = (const ASN1_VALUE *)fld;
286	3.19k	fld = &tfld;
287	3.19k	}
288
289	650k	if (flags & ASN1_TFLG_SK_MASK) {
290	61.4k	char *tname;
291	61.4k	const ASN1_VALUE *skitem;
292	61.4k	STACK_OF(const_ASN1_VALUE) *stack;
293
294		/* SET OF, SEQUENCE OF */
295	61.4k	if (fname) {
296	61.4k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SSOF) {
297	0	if (flags & ASN1_TFLG_SET_OF)
298	0	tname = "SET";
299	0	else
300	0	tname = "SEQUENCE";
301	0	if (BIO_printf(out, "%*s%s OF %s {\n",
302	0	indent, "", tname, tt->field_name) <= 0)
303	0	return 0;
304	61.4k	} else if (BIO_printf(out, "%*s%s:\n", indent, "", fname) <= 0)
305	0	return 0;
306	61.4k	}
307	61.4k	stack = (STACK_OF(const_ASN1_VALUE) )fld;
308	966k	for (i = 0; i < sk_const_ASN1_VALUE_num(stack); i++) {
309	905k	if ((i > 0) && (BIO_puts(out, "\n") <= 0))
310	0	return 0;
311
312	905k	skitem = sk_const_ASN1_VALUE_value(stack, i);
313	905k	if (!asn1_item_print_ctx(out, &skitem, indent + 2,
314	905k	ASN1_ITEM_ptr(tt->item), NULL, NULL, 1,
315	905k	pctx))
316	762	return 0;
317	905k	}
318	60.6k	if (i == 0 && BIO_printf(out, "%*s<%s>\n", indent + 2, "",
319	57.3k	stack == NULL ? "ABSENT" : "EMPTY") <= 0)
320	0	return 0;
321	60.6k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
322	0	if (BIO_printf(out, "%*s}\n", indent, "") <= 0)
323	0	return 0;
324	0	}
325	60.6k	return 1;
326	60.6k	}
327	589k	return asn1_item_print_ctx(out, fld, indent, ASN1_ITEM_ptr(tt->item),
328	589k	fname, sname, 0, pctx);
329	650k	}
330
331		static int asn1_print_fsname(BIO *out, int indent,
332		const char fname, const char sname,
333		const ASN1_PCTX *pctx)
334	1.45M	{
335	1.45M	static const char spaces[] = " ";
336	1.45M	static const int nspaces = sizeof(spaces) - 1;
337
338	1.46M	while (indent > nspaces) {
339	12.0k	if (BIO_write(out, spaces, nspaces) != nspaces)
340	0	return 0;
341	12.0k	indent -= nspaces;
342	12.0k	}
343	1.45M	if (BIO_write(out, spaces, indent) != indent)
344	0	return 0;
345	1.45M	if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
346	0	sname = NULL;
347	1.45M	if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
348	0	fname = NULL;
349	1.45M	if (!sname && !fname)
350	867k	return 1;
351	587k	if (fname) {
352	556k	if (BIO_puts(out, fname) <= 0)
353	0	return 0;
354	556k	}
355	587k	if (sname) {
356	31.1k	if (fname) {
357	0	if (BIO_printf(out, " (%s)", sname) <= 0)
358	0	return 0;
359	31.1k	} else {
360	31.1k	if (BIO_puts(out, sname) <= 0)
361	0	return 0;
362	31.1k	}
363	31.1k	}
364	587k	if (BIO_write(out, ": ", 2) != 2)
365	0	return 0;
366	587k	return 1;
367	587k	}
368
369		static int asn1_print_boolean(BIO *out, int boolval)
370	1.36k	{
371	1.36k	const char *str;
372	1.36k	switch (boolval) {
373	845	case -1:
374	845	str = "BOOL ABSENT";
375	845	break;
376
377	16	case 0:
378	16	str = "FALSE";
379	16	break;
380
381	502	default:
382	502	str = "TRUE";
383	502	break;
384
385	1.36k	}
386
387	1.36k	if (BIO_puts(out, str) <= 0)
388	0	return 0;
389	1.36k	return 1;
390
391	1.36k	}
392
393		static int asn1_print_integer(BIO out, const ASN1_INTEGER str)
394	880k	{
395	880k	char *s;
396	880k	int ret = 1;
397	880k	s = i2s_ASN1_INTEGER(NULL, str);
398	880k	if (s == NULL)
399	4	return 0;
400	880k	if (BIO_puts(out, s) <= 0)
401	0	ret = 0;
402	880k	OPENSSL_free(s);
403	880k	return ret;
404	880k	}
405
406		static int asn1_print_oid(BIO out, const ASN1_OBJECT oid)
407	45.7k	{
408	45.7k	char objbuf[80];
409	45.7k	const char *ln;
410	45.7k	ln = OBJ_nid2ln(OBJ_obj2nid(oid));
411	45.7k	if (!ln)
412	0	ln = "";
413	45.7k	OBJ_obj2txt(objbuf, sizeof(objbuf), oid, 1);
414	45.7k	if (BIO_printf(out, "%s (%s)", ln, objbuf) <= 0)
415	0	return 0;
416	45.7k	return 1;
417	45.7k	}
418
419		static int asn1_print_obstring(BIO out, const ASN1_STRING str, int indent)
420	36.6k	{
421	36.6k	if (str->type == V_ASN1_BIT_STRING) {
422	25.2k	if (BIO_printf(out, " (%ld unused bits)\n", str->flags & 0x7) <= 0)
423	0	return 0;
424	25.2k	} else if (BIO_puts(out, "\n") <= 0)
425	0	return 0;
426	36.6k	if ((str->length > 0)
427	36.6k	&& BIO_dump_indent(out, (const char *)str->data, str->length,
428	13.5k	indent + 2) <= 0)
429	0	return 0;
430	36.6k	return 1;
431	36.6k	}
432
433		static int asn1_primitive_print(BIO out, const ASN1_VALUE *fld,
434		const ASN1_ITEM *it, int indent,
435		const char fname, const char sname,
436		const ASN1_PCTX *pctx)
437	984k	{
438	984k	long utype;
439	984k	ASN1_STRING *str;
440	984k	int ret = 1, needlf = 1;
441	984k	const char *pname;
442	984k	const ASN1_PRIMITIVE_FUNCS *pf;
443	984k	pf = it->funcs;
444	984k	if (!asn1_print_fsname(out, indent, fname, sname, pctx))
445	0	return 0;
446	984k	if (pf && pf->prim_print)
447	0	return pf->prim_print(out, fld, it, indent, pctx);
448	984k	if (it->itype == ASN1_ITYPE_MSTRING) {
449	499	str = (ASN1_STRING )fld;
450	499	utype = str->type & ~V_ASN1_NEG;
451	983k	} else {
452	983k	utype = it->utype;
453	983k	if (utype == V_ASN1_BOOLEAN)
454	1.16k	str = NULL;
455	982k	else
456	982k	str = (ASN1_STRING )fld;
457	983k	}
458	984k	if (utype == V_ASN1_ANY) {
459	28.5k	const ASN1_TYPE atype = (const ASN1_TYPE )*fld;
460	28.5k	utype = atype->type;
461	28.5k	fld = (const ASN1_VALUE *)&atype->value.asn1_value; / actually is const */
462	28.5k	str = (ASN1_STRING )fld;
463	28.5k	if (pctx->flags & ASN1_PCTX_FLAGS_NO_ANY_TYPE)
464	0	pname = NULL;
465	28.5k	else
466	28.5k	pname = ASN1_tag2str(utype);
467	955k	} else {
468	955k	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_TYPE)
469	0	pname = ASN1_tag2str(utype);
470	955k	else
471	955k	pname = NULL;
472	955k	}
473
474	984k	if (utype == V_ASN1_NULL) {
475	1.49k	if (BIO_puts(out, "NULL\n") <= 0)
476	0	return 0;
477	1.49k	return 1;
478	1.49k	}
479
480	982k	if (pname) {
481	27.0k	if (BIO_puts(out, pname) <= 0)
482	0	return 0;
483	27.0k	if (BIO_puts(out, ":") <= 0)
484	0	return 0;
485	27.0k	}
486
487	982k	switch (utype) {
488	1.36k	case V_ASN1_BOOLEAN:
489	1.36k	{
490	1.36k	int boolval = (int )fld;
491	1.36k	if (boolval == -1)
492	845	boolval = it->size;
493	1.36k	ret = asn1_print_boolean(out, boolval);
494	1.36k	}
495	1.36k	break;
496
497	880k	case V_ASN1_INTEGER:
498	880k	case V_ASN1_ENUMERATED:
499	880k	ret = asn1_print_integer(out, str);
500	880k	break;
501
502	585	case V_ASN1_UTCTIME:
503	585	ret = ASN1_UTCTIME_print(out, str);
504	585	break;
505
506	524	case V_ASN1_GENERALIZEDTIME:
507	524	ret = ASN1_GENERALIZEDTIME_print(out, str);
508	524	break;
509
510	45.7k	case V_ASN1_OBJECT:
511	45.7k	ret = asn1_print_oid(out, (const ASN1_OBJECT )fld);
512	45.7k	break;
513
514	11.4k	case V_ASN1_OCTET_STRING:
515	36.6k	case V_ASN1_BIT_STRING:
516	36.6k	ret = asn1_print_obstring(out, str, indent);
517	36.6k	needlf = 0;
518	36.6k	break;
519
520	10.1k	case V_ASN1_SEQUENCE:
521	10.9k	case V_ASN1_SET:
522	12.2k	case V_ASN1_OTHER:
523	12.2k	if (BIO_puts(out, "\n") <= 0)
524	0	return 0;
525	12.2k	if (ASN1_parse_dump(out, str->data, str->length, indent, 0) <= 0)
526	266	ret = 0;
527	12.2k	needlf = 0;
528	12.2k	break;
529
530	4.84k	default:
531	4.84k	ret = ASN1_STRING_print_ex(out, str, pctx->str_flags);
532
533	982k	}
534	982k	if (!ret)
535	2.31k	return 0;
536	980k	if (needlf && BIO_puts(out, "\n") <= 0)
537	0	return 0;
538	980k	return 1;
539	980k	}