Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libcrypto/asn1/tasn_prn.c	Lines:	0	249	0.0 %
Date:	2017-11-07	Branches:	0	218	0.0 %


/* $OpenBSD: tasn_prn.c,v 1.16 2017/01/29 17:49:22 beck Exp $ */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
 * project 2000.
 */
/* ====================================================================
 * Copyright (c) 2000,2005 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    licensing@OpenSSL.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */

#include <stddef.h>

#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/buffer.h>
#include <openssl/err.h>
#include <openssl/objects.h>
#include <openssl/x509v3.h>

#include "asn1_locl.h"

/* Print routines.
 */

/* ASN1_PCTX routines */

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 = malloc(sizeof(ASN1_PCTX));
	if (ret == NULL) {
		ASN1error(ERR_R_MALLOC_FAILURE);
		return NULL;
	}
	ret->flags = 0;
	ret->nm_flags = 0;
	ret->cert_flags = 0;
	ret->oid_flags = 0;
	ret->str_flags = 0;
	return ret;
}

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

unsigned long
ASN1_PCTX_get_flags(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(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(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(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(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, ASN1_VALUE **fld, int indent,
    const ASN1_ITEM *it, const char *fname, const char *sname, int nohdr,
    const ASN1_PCTX *pctx);

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

static int asn1_primitive_print(BIO *out, 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, 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, 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;
	ASN1_VALUE **tmpfld;
	const ASN1_AUX *aux = it->funcs;
	ASN1_aux_cb *asn1_cb;
	ASN1_PRINT_ARG parg;
	int i;

	if (aux && aux->asn1_cb) {
		parg.out = out;
		parg.indent = indent;
		parg.pctx = pctx;
		asn1_cb = aux->asn1_cb;
	} else
		asn1_cb = NULL;

	if (*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;
		}
		/* fall thru */
	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 = asn1_get_choice_selector(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 = asn1_get_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 = asn1_do_adb(fld, tt, 1);
			if (seqtt == NULL)
				return 0;
			tmpfld = asn1_get_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;
}

int
asn1_template_print_ctx(BIO *out, ASN1_VALUE **fld, int indent,
    const ASN1_TEMPLATE *tt, const ASN1_PCTX *pctx)
{
	int i, flags;
	const char *sname, *fname;

	flags = tt->flags;
	if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME)
		sname = tt->item->sname;
	else
		sname = NULL;
	if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
		fname = NULL;
	else
		fname = tt->field_name;
	if (flags & ASN1_TFLG_SK_MASK) {
		char *tname;
		ASN1_VALUE *skitem;
		STACK_OF(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(ASN1_VALUE) *)*fld;
		for (i = 0; i < sk_ASN1_VALUE_num(stack); i++) {
			if ((i > 0) && (BIO_puts(out, "\n") <= 0))
				return 0;
			skitem = sk_ASN1_VALUE_value(stack, i);
			if (!asn1_item_print_ctx(out, &skitem, indent + 2,
			    tt->item, NULL, NULL, 1, pctx))
				return 0;
		}
		if (!i && BIO_printf(out, "%*s<EMPTY>\n", indent + 2, "") <= 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, 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 char spaces[] = "                    ";
	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_ctx(BIO *out, int boolval, const ASN1_PCTX *pctx)
{
	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_ctx(BIO *out, ASN1_INTEGER *str, const ASN1_PCTX *pctx)
{
	char *s;
	int ret = 1;
	s = i2s_ASN1_INTEGER(NULL, str);
	if (BIO_puts(out, s) <= 0)
		ret = 0;
	free(s);
	return ret;
}

static int
asn1_print_oid_ctx(BIO *out, const ASN1_OBJECT *oid, const ASN1_PCTX *pctx)
{
	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_ctx(BIO *out, ASN1_STRING *str, int indent,
    const ASN1_PCTX *pctx)
{
	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, (char *)str->data, str->length,
	    indent + 2) <= 0)
		return 0;
	return 1;
}

static int
asn1_primitive_print(BIO *out, 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);
	str = (ASN1_STRING *)*fld;
	if (it->itype == ASN1_ITYPE_MSTRING)
		utype = str->type & ~V_ASN1_NEG;
	else
		utype = it->utype;
	if (utype == V_ASN1_ANY) {
		ASN1_TYPE *atype = (ASN1_TYPE *)*fld;
		utype = atype->type;
		fld = &atype->value.asn1_value;
		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_ctx(out, boolval, pctx);
		}
		break;

	case V_ASN1_INTEGER:
	case V_ASN1_ENUMERATED:
		ret = asn1_print_integer_ctx(out, str, pctx);
		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_ctx(out, (const ASN1_OBJECT *)*fld, pctx);
		break;

	case V_ASN1_OCTET_STRING:
	case V_ASN1_BIT_STRING:
		ret = asn1_print_obstring_ctx(out, str, indent, pctx);
		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;
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: tasn_prn.c,v 1.16 2017/01/29 17:49:22 beck Exp $ */
2			/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3			* project 2000.
4			*/
5			/* ====================================================================
6			* Copyright (c) 2000,2005 The OpenSSL Project. All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			*
12			* 1. Redistributions of source code must retain the above copyright
13			* notice, this list of conditions and the following disclaimer.
14			*
15			* 2. Redistributions in binary form must reproduce the above copyright
16			* notice, this list of conditions and the following disclaimer in
17			* the documentation and/or other materials provided with the
18			* distribution.
19			*
20			* 3. All advertising materials mentioning features or use of this
21			* software must display the following acknowledgment:
22			* "This product includes software developed by the OpenSSL Project
23			* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24			*
25			* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26			* endorse or promote products derived from this software without
27			* prior written permission. For written permission, please contact
28			* licensing@OpenSSL.org.
29			*
30			* 5. Products derived from this software may not be called "OpenSSL"
31			* nor may "OpenSSL" appear in their names without prior written
32			* permission of the OpenSSL Project.
33			*
34			* 6. Redistributions of any form whatsoever must retain the following
35			* acknowledgment:
36			* "This product includes software developed by the OpenSSL Project
37			* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38			*
39			* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40			* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42			* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43			* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44			* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45			* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46			* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48			* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49			* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50			* OF THE POSSIBILITY OF SUCH DAMAGE.
51			* ====================================================================
52			*
53			* This product includes cryptographic software written by Eric Young
54			* (eay@cryptsoft.com). This product includes software written by Tim
55			* Hudson (tjh@cryptsoft.com).
56			*
57			*/
58
59			#include <stddef.h>
60
61			#include <openssl/asn1.h>
62			#include <openssl/asn1t.h>
63			#include <openssl/buffer.h>
64			#include <openssl/err.h>
65			#include <openssl/objects.h>
66			#include <openssl/x509v3.h>
67
68			#include "asn1_locl.h"
69
70			/* Print routines.
71			*/
72
73			/* ASN1_PCTX routines */
74
75			ASN1_PCTX default_pctx = {
76			ASN1_PCTX_FLAGS_SHOW_ABSENT, /* flags */
77			0, /* nm_flags */
78			0, /* cert_flags */
79			0, /* oid_flags */
80			0 /* str_flags */
81			};
82
83
84			ASN1_PCTX *
85			ASN1_PCTX_new(void)
86			{
87			ASN1_PCTX *ret;
88			ret = malloc(sizeof(ASN1_PCTX));
89			if (ret == NULL) {
90			ASN1error(ERR_R_MALLOC_FAILURE);
91			return NULL;
92			}
93			ret->flags = 0;
94			ret->nm_flags = 0;
95			ret->cert_flags = 0;
96			ret->oid_flags = 0;
97			ret->str_flags = 0;
98			return ret;
99			}
100
101			void
102			ASN1_PCTX_free(ASN1_PCTX *p)
103			{
104			free(p);
105			}
106
107			unsigned long
108			ASN1_PCTX_get_flags(ASN1_PCTX *p)
109			{
110			return p->flags;
111			}
112
113			void
114			ASN1_PCTX_set_flags(ASN1_PCTX *p, unsigned long flags)
115			{
116			p->flags = flags;
117			}
118
119			unsigned long
120			ASN1_PCTX_get_nm_flags(ASN1_PCTX *p)
121			{
122			return p->nm_flags;
123			}
124
125			void
126			ASN1_PCTX_set_nm_flags(ASN1_PCTX *p, unsigned long flags)
127			{
128			p->nm_flags = flags;
129			}
130
131			unsigned long
132			ASN1_PCTX_get_cert_flags(ASN1_PCTX *p)
133			{
134			return p->cert_flags;
135			}
136
137			void
138			ASN1_PCTX_set_cert_flags(ASN1_PCTX *p, unsigned long flags)
139			{
140			p->cert_flags = flags;
141			}
142
143			unsigned long
144			ASN1_PCTX_get_oid_flags(ASN1_PCTX *p)
145			{
146			return p->oid_flags;
147			}
148
149			void
150			ASN1_PCTX_set_oid_flags(ASN1_PCTX *p, unsigned long flags)
151			{
152			p->oid_flags = flags;
153			}
154
155			unsigned long
156			ASN1_PCTX_get_str_flags(ASN1_PCTX *p)
157			{
158			return p->str_flags;
159			}
160
161			void
162			ASN1_PCTX_set_str_flags(ASN1_PCTX *p, unsigned long flags)
163			{
164			p->str_flags = flags;
165			}
166
167			/* Main print routines */
168
169			static int asn1_item_print_ctx(BIO out, ASN1_VALUE *fld, int indent,
170			const ASN1_ITEM it, const char fname, const char *sname, int nohdr,
171			const ASN1_PCTX *pctx);
172
173			int asn1_template_print_ctx(BIO out, ASN1_VALUE *fld, int indent,
174			const ASN1_TEMPLATE tt, const ASN1_PCTX pctx);
175
176			static int asn1_primitive_print(BIO out, ASN1_VALUE *fld,
177			const ASN1_ITEM it, int indent, const char fname, const char *sname,
178			const ASN1_PCTX *pctx);
179
180			static int asn1_print_fsname(BIO out, int indent, const char fname,
181			const char sname, const ASN1_PCTX pctx);
182
183			int
184			ASN1_item_print(BIO out, ASN1_VALUE ifld, int indent, const ASN1_ITEM *it,
185			const ASN1_PCTX *pctx)
186			{
187			const char *sname;
188
189			if (pctx == NULL)
190			pctx = &default_pctx;
191			if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
192			sname = NULL;
193			else
194			sname = it->sname;
195			return asn1_item_print_ctx(out, &ifld, indent, it, NULL, sname,
196			0, pctx);
197			}
198
199			static int
200			asn1_item_print_ctx(BIO out, ASN1_VALUE fld, int indent, const ASN1_ITEM it,
201			const char fname, const char sname, int nohdr, const ASN1_PCTX *pctx)
202			{
203			const ASN1_TEMPLATE *tt;
204			const ASN1_EXTERN_FUNCS *ef;
205			ASN1_VALUE **tmpfld;
206			const ASN1_AUX *aux = it->funcs;
207			ASN1_aux_cb *asn1_cb;
208			ASN1_PRINT_ARG parg;
209			int i;
210
211			if (aux && aux->asn1_cb) {
212			parg.out = out;
213			parg.indent = indent;
214			parg.pctx = pctx;
215			asn1_cb = aux->asn1_cb;
216			} else
217			asn1_cb = NULL;
218
219			if (*fld == NULL) {
220			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_ABSENT) {
221			if (!nohdr &&
222			!asn1_print_fsname(out, indent, fname, sname, pctx))
223			return 0;
224			if (BIO_puts(out, "<ABSENT>\n") <= 0)
225			return 0;
226			}
227			return 1;
228			}
229
230			switch (it->itype) {
231			case ASN1_ITYPE_PRIMITIVE:
232			if (it->templates) {
233			if (!asn1_template_print_ctx(out, fld, indent,
234			it->templates, pctx))
235			return 0;
236			}
237			/* fall thru */
238			case ASN1_ITYPE_MSTRING:
239			if (!asn1_primitive_print(out, fld, it,
240			indent, fname, sname, pctx))
241			return 0;
242			break;
243
244			case ASN1_ITYPE_EXTERN:
245			if (!nohdr &&
246			!asn1_print_fsname(out, indent, fname, sname, pctx))
247			return 0;
248			/* Use new style print routine if possible */
249			ef = it->funcs;
250			if (ef && ef->asn1_ex_print) {
251			i = ef->asn1_ex_print(out, fld, indent, "", pctx);
252			if (!i)
253			return 0;
254			if ((i == 2) && (BIO_puts(out, "\n") <= 0))
255			return 0;
256			return 1;
257			} else if (sname &&
258			BIO_printf(out, ":EXTERNAL TYPE %s\n", sname) <= 0)
259			return 0;
260			break;
261
262			case ASN1_ITYPE_CHOICE:
263			/* CHOICE type, get selector */
264			i = asn1_get_choice_selector(fld, it);
265			/* This should never happen... */
266			if ((i < 0) \|\| (i >= it->tcount)) {
267			if (BIO_printf(out,
268			"ERROR: selector [%d] invalid\n", i) <= 0)
269			return 0;
270			return 1;
271			}
272			tt = it->templates + i;
273			tmpfld = asn1_get_field_ptr(fld, tt);
274			if (!asn1_template_print_ctx(out, tmpfld, indent, tt, pctx))
275			return 0;
276			break;
277
278			case ASN1_ITYPE_SEQUENCE:
279			case ASN1_ITYPE_NDEF_SEQUENCE:
280			if (!nohdr &&
281			!asn1_print_fsname(out, indent, fname, sname, pctx))
282			return 0;
283			if (fname \|\| sname) {
284			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
285			if (BIO_puts(out, " {\n") <= 0)
286			return 0;
287			} else {
288			if (BIO_puts(out, "\n") <= 0)
289			return 0;
290			}
291			}
292
293			if (asn1_cb) {
294			i = asn1_cb(ASN1_OP_PRINT_PRE, fld, it, &parg);
295			if (i == 0)
296			return 0;
297			if (i == 2)
298			return 1;
299			}
300
301			/* Print each field entry */
302			for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) {
303			const ASN1_TEMPLATE *seqtt;
304
305			seqtt = asn1_do_adb(fld, tt, 1);
306			if (seqtt == NULL)
307			return 0;
308			tmpfld = asn1_get_field_ptr(fld, seqtt);
309			if (!asn1_template_print_ctx(out, tmpfld, indent + 2,
310			seqtt, pctx))
311			return 0;
312			}
313			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
314			if (BIO_printf(out, "%*s}\n", indent, "") < 0)
315			return 0;
316			}
317
318			if (asn1_cb) {
319			i = asn1_cb(ASN1_OP_PRINT_POST, fld, it, &parg);
320			if (i == 0)
321			return 0;
322			}
323			break;
324
325			default:
326			BIO_printf(out, "Unprocessed type %d\n", it->itype);
327			return 0;
328			}
329
330			return 1;
331			}
332
333			int
334			asn1_template_print_ctx(BIO out, ASN1_VALUE *fld, int indent,
335			const ASN1_TEMPLATE tt, const ASN1_PCTX pctx)
336			{
337			int i, flags;
338			const char sname, fname;
339
340			flags = tt->flags;
341			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME)
342			sname = tt->item->sname;
343			else
344			sname = NULL;
345			if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
346			fname = NULL;
347			else
348			fname = tt->field_name;
349			if (flags & ASN1_TFLG_SK_MASK) {
350			char *tname;
351			ASN1_VALUE *skitem;
352			STACK_OF(ASN1_VALUE) *stack;
353
354			/* SET OF, SEQUENCE OF */
355			if (fname) {
356			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SSOF) {
357			if (flags & ASN1_TFLG_SET_OF)
358			tname = "SET";
359			else
360			tname = "SEQUENCE";
361			if (BIO_printf(out, "%*s%s OF %s {\n",
362			indent, "", tname, tt->field_name) <= 0)
363			return 0;
364			} else if (BIO_printf(out, "%*s%s:\n", indent, "",
365			fname) <= 0)
366			return 0;
367			}
368			stack = (STACK_OF(ASN1_VALUE) )fld;
369			for (i = 0; i < sk_ASN1_VALUE_num(stack); i++) {
370			if ((i > 0) && (BIO_puts(out, "\n") <= 0))
371			return 0;
372			skitem = sk_ASN1_VALUE_value(stack, i);
373			if (!asn1_item_print_ctx(out, &skitem, indent + 2,
374			tt->item, NULL, NULL, 1, pctx))
375			return 0;
376			}
377			if (!i && BIO_printf(out, "%*s<EMPTY>\n", indent + 2, "") <= 0)
378			return 0;
379			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
380			if (BIO_printf(out, "%*s}\n", indent, "") <= 0)
381			return 0;
382			}
383			return 1;
384			}
385			return asn1_item_print_ctx(out, fld, indent, tt->item,
386			fname, sname, 0, pctx);
387			}
388
389			static int
390			asn1_print_fsname(BIO out, int indent, const char fname, const char *sname,
391			const ASN1_PCTX *pctx)
392			{
393			static char spaces[] = " ";
394			const int nspaces = sizeof(spaces) - 1;
395
396			while (indent > nspaces) {
397			if (BIO_write(out, spaces, nspaces) != nspaces)
398			return 0;
399			indent -= nspaces;
400			}
401			if (BIO_write(out, spaces, indent) != indent)
402			return 0;
403			if (pctx->flags & ASN1_PCTX_FLAGS_NO_STRUCT_NAME)
404			sname = NULL;
405			if (pctx->flags & ASN1_PCTX_FLAGS_NO_FIELD_NAME)
406			fname = NULL;
407			if (!sname && !fname)
408			return 1;
409			if (fname) {
410			if (BIO_puts(out, fname) <= 0)
411			return 0;
412			}
413			if (sname) {
414			if (fname) {
415			if (BIO_printf(out, " (%s)", sname) <= 0)
416			return 0;
417			} else {
418			if (BIO_puts(out, sname) <= 0)
419			return 0;
420			}
421			}
422			if (BIO_write(out, ": ", 2) != 2)
423			return 0;
424			return 1;
425			}
426
427			static int
428			asn1_print_boolean_ctx(BIO out, int boolval, const ASN1_PCTX pctx)
429			{
430			const char *str;
431			switch (boolval) {
432			case -1:
433			str = "BOOL ABSENT";
434			break;
435
436			case 0:
437			str = "FALSE";
438			break;
439
440			default:
441			str = "TRUE";
442			break;
443
444			}
445
446			if (BIO_puts(out, str) <= 0)
447			return 0;
448			return 1;
449
450			}
451
452			static int
453			asn1_print_integer_ctx(BIO out, ASN1_INTEGER str, const ASN1_PCTX *pctx)
454			{
455			char *s;
456			int ret = 1;
457			s = i2s_ASN1_INTEGER(NULL, str);
458			if (BIO_puts(out, s) <= 0)
459			ret = 0;
460			free(s);
461			return ret;
462			}
463
464			static int
465			asn1_print_oid_ctx(BIO out, const ASN1_OBJECT oid, const ASN1_PCTX *pctx)
466			{
467			char objbuf[80];
468			const char *ln;
469			ln = OBJ_nid2ln(OBJ_obj2nid(oid));
470			if (!ln)
471			ln = "";
472			OBJ_obj2txt(objbuf, sizeof objbuf, oid, 1);
473			if (BIO_printf(out, "%s (%s)", ln, objbuf) <= 0)
474			return 0;
475			return 1;
476			}
477
478			static int
479			asn1_print_obstring_ctx(BIO out, ASN1_STRING str, int indent,
480			const ASN1_PCTX *pctx)
481			{
482			if (str->type == V_ASN1_BIT_STRING) {
483			if (BIO_printf(out, " (%ld unused bits)\n",
484			str->flags & 0x7) <= 0)
485			return 0;
486			} else if (BIO_puts(out, "\n") <= 0)
487			return 0;
488			if ((str->length > 0) &&
489			BIO_dump_indent(out, (char *)str->data, str->length,
490			indent + 2) <= 0)
491			return 0;
492			return 1;
493			}
494
495			static int
496			asn1_primitive_print(BIO out, ASN1_VALUE fld, const ASN1_ITEM it,
497			int indent, const char fname, const char sname, const ASN1_PCTX *pctx)
498			{
499			long utype;
500			ASN1_STRING *str;
501			int ret = 1, needlf = 1;
502			const char *pname;
503			const ASN1_PRIMITIVE_FUNCS *pf;
504
505			pf = it->funcs;
506			if (!asn1_print_fsname(out, indent, fname, sname, pctx))
507			return 0;
508			if (pf && pf->prim_print)
509			return pf->prim_print(out, fld, it, indent, pctx);
510			str = (ASN1_STRING )fld;
511			if (it->itype == ASN1_ITYPE_MSTRING)
512			utype = str->type & ~V_ASN1_NEG;
513			else
514			utype = it->utype;
515			if (utype == V_ASN1_ANY) {
516			ASN1_TYPE atype = (ASN1_TYPE )*fld;
517			utype = atype->type;
518			fld = &atype->value.asn1_value;
519			str = (ASN1_STRING )fld;
520			if (pctx->flags & ASN1_PCTX_FLAGS_NO_ANY_TYPE)
521			pname = NULL;
522			else
523			pname = ASN1_tag2str(utype);
524			} else {
525			if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_TYPE)
526			pname = ASN1_tag2str(utype);
527			else
528			pname = NULL;
529			}
530
531			if (utype == V_ASN1_NULL) {
532			if (BIO_puts(out, "NULL\n") <= 0)
533			return 0;
534			return 1;
535			}
536
537			if (pname) {
538			if (BIO_puts(out, pname) <= 0)
539			return 0;
540			if (BIO_puts(out, ":") <= 0)
541			return 0;
542			}
543
544			switch (utype) {
545			case V_ASN1_BOOLEAN:
546			{
547			int boolval = (int )fld;
548			if (boolval == -1)
549			boolval = it->size;
550			ret = asn1_print_boolean_ctx(out, boolval, pctx);
551			}
552			break;
553
554			case V_ASN1_INTEGER:
555			case V_ASN1_ENUMERATED:
556			ret = asn1_print_integer_ctx(out, str, pctx);
557			break;
558
559			case V_ASN1_UTCTIME:
560			ret = ASN1_UTCTIME_print(out, str);
561			break;
562
563			case V_ASN1_GENERALIZEDTIME:
564			ret = ASN1_GENERALIZEDTIME_print(out, str);
565			break;
566
567			case V_ASN1_OBJECT:
568			ret = asn1_print_oid_ctx(out, (const ASN1_OBJECT )fld, pctx);
569			break;
570
571			case V_ASN1_OCTET_STRING:
572			case V_ASN1_BIT_STRING:
573			ret = asn1_print_obstring_ctx(out, str, indent, pctx);
574			needlf = 0;
575			break;
576
577			case V_ASN1_SEQUENCE:
578			case V_ASN1_SET:
579			case V_ASN1_OTHER:
580			if (BIO_puts(out, "\n") <= 0)
581			return 0;
582			if (ASN1_parse_dump(out, str->data, str->length,
583			indent, 0) <= 0)
584			ret = 0;
585			needlf = 0;
586			break;
587
588			default:
589			ret = ASN1_STRING_print_ex(out, str, pctx->str_flags);
590			}
591			if (!ret)
592			return 0;
593			if (needlf && BIO_puts(out, "\n") <= 0)
594			return 0;
595			return 1;
596			}