Collapse the x509v3 directory into x509.

This avoids the need to grep across directories to find functions and
prepares for further rototilling and chainsawing.

Discussed with tb@ (who also tested the release build)

1 files changed, 199 insertions, 0 deletions

diff --git a/src/lib/libcrypto/x509/x509_bcons.c b/src/lib/libcrypto/x509/x509_bcons.c
new file mode 100644
index 0000000000..48ce7d6087
--- /dev/null
+++ b/src/lib/libcrypto/x509/x509_bcons.c
@@ -0,0 +1,199 @@
+/* $OpenBSD: x509_bcons.c,v 1.1 2020/06/04 15:19:31 jsing Exp $ */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project 1999.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 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 <stdio.h>
+#include <string.h>
+
+#include <openssl/asn1.h>
+#include <openssl/asn1t.h>
+#include <openssl/conf.h>
+#include <openssl/err.h>
+#include <openssl/x509v3.h>
+
+static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
+    BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist);
+static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method,
+    X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
+
+const X509V3_EXT_METHOD v3_bcons = {
+        .ext_nid = NID_basic_constraints,
+        .ext_flags = 0,
+        .it = &BASIC_CONSTRAINTS_it,
+        .ext_new = NULL,
+        .ext_free = NULL,
+        .d2i = NULL,
+        .i2d = NULL,
+        .i2s = NULL,
+        .s2i = NULL,
+        .i2v = (X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS,
+        .v2i = (X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS,
+        .i2r = NULL,
+        .r2i = NULL,
+        .usr_data = NULL,
+};
+
+static const ASN1_TEMPLATE BASIC_CONSTRAINTS_seq_tt[] = {
+        {
+                .flags = ASN1_TFLG_OPTIONAL,
+                .tag = 0,
+                .offset = offsetof(BASIC_CONSTRAINTS, ca),
+                .field_name = "ca",
+                .item = &ASN1_FBOOLEAN_it,
+        },
+        {
+                .flags = ASN1_TFLG_OPTIONAL,
+                .tag = 0,
+                .offset = offsetof(BASIC_CONSTRAINTS, pathlen),
+                .field_name = "pathlen",
+                .item = &ASN1_INTEGER_it,
+        },
+};
+
+const ASN1_ITEM BASIC_CONSTRAINTS_it = {
+        .itype = ASN1_ITYPE_SEQUENCE,
+        .utype = V_ASN1_SEQUENCE,
+        .templates = BASIC_CONSTRAINTS_seq_tt,
+        .tcount = sizeof(BASIC_CONSTRAINTS_seq_tt) / sizeof(ASN1_TEMPLATE),
+        .funcs = NULL,
+        .size = sizeof(BASIC_CONSTRAINTS),
+        .sname = "BASIC_CONSTRAINTS",
+};
+
+
+BASIC_CONSTRAINTS *
+d2i_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS **a, const unsigned char **in, long len)
+{
+        return (BASIC_CONSTRAINTS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
+            &BASIC_CONSTRAINTS_it);
+}
+
+int
+i2d_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS *a, unsigned char **out)
+{
+        return ASN1_item_i2d((ASN1_VALUE *)a, out, &BASIC_CONSTRAINTS_it);
+}
+
+BASIC_CONSTRAINTS *
+BASIC_CONSTRAINTS_new(void)
+{
+        return (BASIC_CONSTRAINTS *)ASN1_item_new(&BASIC_CONSTRAINTS_it);
+}
+
+void
+BASIC_CONSTRAINTS_free(BASIC_CONSTRAINTS *a)
+{
+        ASN1_item_free((ASN1_VALUE *)a, &BASIC_CONSTRAINTS_it);
+}
+
+
+static STACK_OF(CONF_VALUE) *
+i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons,
+    STACK_OF(CONF_VALUE) *extlist)
+{
+        STACK_OF(CONF_VALUE) *free_extlist = NULL;
+
+        if (extlist == NULL) {
+                if ((free_extlist = extlist = sk_CONF_VALUE_new_null()) == NULL)
+                        return NULL;
+        }
+
+        if (!X509V3_add_value_bool("CA", bcons->ca, &extlist))
+                goto err;
+        if (!X509V3_add_value_int("pathlen", bcons->pathlen, &extlist))
+                goto err;
+
+        return extlist;
+
+ err:
+        sk_CONF_VALUE_pop_free(free_extlist, X509V3_conf_free);
+
+        return NULL;
+}
+
+static BASIC_CONSTRAINTS *
+v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
+    STACK_OF(CONF_VALUE) *values)
+{
+        BASIC_CONSTRAINTS *bcons = NULL;
+        CONF_VALUE *val;
+        int i;
+
+        if (!(bcons = BASIC_CONSTRAINTS_new())) {
+                X509V3error(ERR_R_MALLOC_FAILURE);
+                return NULL;
+        }
+        for (i = 0; i < sk_CONF_VALUE_num(values); i++) {
+                val = sk_CONF_VALUE_value(values, i);
+                if (!strcmp(val->name, "CA")) {
+                        if (!X509V3_get_value_bool(val, &bcons->ca))
+                                goto err;
+                } else if (!strcmp(val->name, "pathlen")) {
+                        if (!X509V3_get_value_int(val, &bcons->pathlen))
+                                goto err;
+                } else {
+                        X509V3error(X509V3_R_INVALID_NAME);
+                        X509V3_conf_err(val);
+                        goto err;
+                }
+        }
+        return bcons;
+
+err:
+        BASIC_CONSTRAINTS_free(bcons);
+        return NULL;
+}