initial commit

1 files changed, 397 insertions, 0 deletions

diff --git a/openssl/crypto/x509/x509name.c b/openssl/crypto/x509/x509name.c
new file mode 100644
index 0000000..6ea601f
--- /dev/null
+++ b/openssl/crypto/x509/x509name.c
@@ -0,0 +1,397 @@
+/* crypto/x509/x509name.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * 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 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 acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <openssl/stack.h>
+#include "cryptlib.h"
+#include <openssl/asn1.h>
+#include <openssl/objects.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+
+int X509_NAME_get_text_by_NID(X509_NAME *name, int nid, char *buf, int len)
+{
+    ASN1_OBJECT *obj;
+
+    obj = OBJ_nid2obj(nid);
+    if (obj == NULL)
+        return (-1);
+    return (X509_NAME_get_text_by_OBJ(name, obj, buf, len));
+}
+
+int X509_NAME_get_text_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj, char *buf,
+                              int len)
+{
+    int i;
+    ASN1_STRING *data;
+
+    i = X509_NAME_get_index_by_OBJ(name, obj, -1);
+    if (i < 0)
+        return (-1);
+    data = X509_NAME_ENTRY_get_data(X509_NAME_get_entry(name, i));
+    i = (data->length > (len - 1)) ? (len - 1) : data->length;
+    if (buf == NULL)
+        return (data->length);
+    memcpy(buf, data->data, i);
+    buf[i] = '\0';
+    return (i);
+}
+
+int X509_NAME_entry_count(X509_NAME *name)
+{
+    if (name == NULL)
+        return (0);
+    return (sk_X509_NAME_ENTRY_num(name->entries));
+}
+
+int X509_NAME_get_index_by_NID(X509_NAME *name, int nid, int lastpos)
+{
+    ASN1_OBJECT *obj;
+
+    obj = OBJ_nid2obj(nid);
+    if (obj == NULL)
+        return (-2);
+    return (X509_NAME_get_index_by_OBJ(name, obj, lastpos));
+}
+
+/* NOTE: you should be passsing -1, not 0 as lastpos */
+int X509_NAME_get_index_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj, int lastpos)
+{
+    int n;
+    X509_NAME_ENTRY *ne;
+    STACK_OF(X509_NAME_ENTRY) *sk;
+
+    if (name == NULL)
+        return (-1);
+    if (lastpos < 0)
+        lastpos = -1;
+    sk = name->entries;
+    n = sk_X509_NAME_ENTRY_num(sk);
+    for (lastpos++; lastpos < n; lastpos++) {
+        ne = sk_X509_NAME_ENTRY_value(sk, lastpos);
+        if (OBJ_cmp(ne->object, obj) == 0)
+            return (lastpos);
+    }
+    return (-1);
+}
+
+X509_NAME_ENTRY *X509_NAME_get_entry(X509_NAME *name, int loc)
+{
+    if (name == NULL || sk_X509_NAME_ENTRY_num(name->entries) <= loc
+        || loc < 0)
+        return (NULL);
+    else
+        return (sk_X509_NAME_ENTRY_value(name->entries, loc));
+}
+
+X509_NAME_ENTRY *X509_NAME_delete_entry(X509_NAME *name, int loc)
+{
+    X509_NAME_ENTRY *ret;
+    int i, n, set_prev, set_next;
+    STACK_OF(X509_NAME_ENTRY) *sk;
+
+    if (name == NULL || sk_X509_NAME_ENTRY_num(name->entries) <= loc
+        || loc < 0)
+        return (NULL);
+    sk = name->entries;
+    ret = sk_X509_NAME_ENTRY_delete(sk, loc);
+    n = sk_X509_NAME_ENTRY_num(sk);
+    name->modified = 1;
+    if (loc == n)
+        return (ret);
+
+    /* else we need to fixup the set field */
+    if (loc != 0)
+        set_prev = (sk_X509_NAME_ENTRY_value(sk, loc - 1))->set;
+    else
+        set_prev = ret->set - 1;
+    set_next = sk_X509_NAME_ENTRY_value(sk, loc)->set;
+
+    /*-
+     * set_prev is the previous set
+     * set is the current set
+     * set_next is the following
+     * prev  1 1    1 1     1 1     1 1
+     * set   1      1       2       2
+     * next  1 1    2 2     2 2     3 2
+     * so basically only if prev and next differ by 2, then
+     * re-number down by 1
+     */
+    if (set_prev + 1 < set_next)
+        for (i = loc; i < n; i++)
+            sk_X509_NAME_ENTRY_value(sk, i)->set--;
+    return (ret);
+}
+
+int X509_NAME_add_entry_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj, int type,
+                               unsigned char *bytes, int len, int loc,
+                               int set)
+{
+    X509_NAME_ENTRY *ne;
+    int ret;
+    ne = X509_NAME_ENTRY_create_by_OBJ(NULL, obj, type, bytes, len);
+    if (!ne)
+        return 0;
+    ret = X509_NAME_add_entry(name, ne, loc, set);
+    X509_NAME_ENTRY_free(ne);
+    return ret;
+}
+
+int X509_NAME_add_entry_by_NID(X509_NAME *name, int nid, int type,
+                               unsigned char *bytes, int len, int loc,
+                               int set)
+{
+    X509_NAME_ENTRY *ne;
+    int ret;
+    ne = X509_NAME_ENTRY_create_by_NID(NULL, nid, type, bytes, len);
+    if (!ne)
+        return 0;
+    ret = X509_NAME_add_entry(name, ne, loc, set);
+    X509_NAME_ENTRY_free(ne);
+    return ret;
+}
+
+int X509_NAME_add_entry_by_txt(X509_NAME *name, const char *field, int type,
+                               const unsigned char *bytes, int len, int loc,
+                               int set)
+{
+    X509_NAME_ENTRY *ne;
+    int ret;
+    ne = X509_NAME_ENTRY_create_by_txt(NULL, field, type, bytes, len);
+    if (!ne)
+        return 0;
+    ret = X509_NAME_add_entry(name, ne, loc, set);
+    X509_NAME_ENTRY_free(ne);
+    return ret;
+}
+
+/*
+ * if set is -1, append to previous set, 0 'a new one', and 1, prepend to the
+ * guy we are about to stomp on.
+ */
+int X509_NAME_add_entry(X509_NAME *name, X509_NAME_ENTRY *ne, int loc,
+                        int set)
+{
+    X509_NAME_ENTRY *new_name = NULL;
+    int n, i, inc;
+    STACK_OF(X509_NAME_ENTRY) *sk;
+
+    if (name == NULL)
+        return (0);
+    sk = name->entries;
+    n = sk_X509_NAME_ENTRY_num(sk);
+    if (loc > n)
+        loc = n;
+    else if (loc < 0)
+        loc = n;
+
+    name->modified = 1;
+
+    if (set == -1) {
+        if (loc == 0) {
+            set = 0;
+            inc = 1;
+        } else {
+            set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set;
+            inc = 0;
+        }
+    } else {                    /* if (set >= 0) */
+
+        if (loc >= n) {
+            if (loc != 0)
+                set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set + 1;
+            else
+                set = 0;
+        } else
+            set = sk_X509_NAME_ENTRY_value(sk, loc)->set;
+        inc = (set == 0) ? 1 : 0;
+    }
+
+    if ((new_name = X509_NAME_ENTRY_dup(ne)) == NULL)
+        goto err;
+    new_name->set = set;
+    if (!sk_X509_NAME_ENTRY_insert(sk, new_name, loc)) {
+        X509err(X509_F_X509_NAME_ADD_ENTRY, ERR_R_MALLOC_FAILURE);
+        goto err;
+    }
+    if (inc) {
+        n = sk_X509_NAME_ENTRY_num(sk);
+        for (i = loc + 1; i < n; i++)
+            sk_X509_NAME_ENTRY_value(sk, i - 1)->set += 1;
+    }
+    return (1);
+ err:
+    if (new_name != NULL)
+        X509_NAME_ENTRY_free(new_name);
+    return (0);
+}
+
+X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_txt(X509_NAME_ENTRY **ne,
+                                               const char *field, int type,
+                                               const unsigned char *bytes,
+                                               int len)
+{
+    ASN1_OBJECT *obj;
+    X509_NAME_ENTRY *nentry;
+
+    obj = OBJ_txt2obj(field, 0);
+    if (obj == NULL) {
+        X509err(X509_F_X509_NAME_ENTRY_CREATE_BY_TXT,
+                X509_R_INVALID_FIELD_NAME);
+        ERR_add_error_data(2, "name=", field);
+        return (NULL);
+    }
+    nentry = X509_NAME_ENTRY_create_by_OBJ(ne, obj, type, bytes, len);
+    ASN1_OBJECT_free(obj);
+    return nentry;
+}
+
+X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_NID(X509_NAME_ENTRY **ne, int nid,
+                                               int type, unsigned char *bytes,
+                                               int len)
+{
+    ASN1_OBJECT *obj;
+    X509_NAME_ENTRY *nentry;
+
+    obj = OBJ_nid2obj(nid);
+    if (obj == NULL) {
+        X509err(X509_F_X509_NAME_ENTRY_CREATE_BY_NID, X509_R_UNKNOWN_NID);
+        return (NULL);
+    }
+    nentry = X509_NAME_ENTRY_create_by_OBJ(ne, obj, type, bytes, len);
+    ASN1_OBJECT_free(obj);
+    return nentry;
+}
+
+X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_OBJ(X509_NAME_ENTRY **ne,
+                                               ASN1_OBJECT *obj, int type,
+                                               const unsigned char *bytes,
+                                               int len)
+{
+    X509_NAME_ENTRY *ret;
+
+    if ((ne == NULL) || (*ne == NULL)) {
+        if ((ret = X509_NAME_ENTRY_new()) == NULL)
+            return (NULL);
+    } else
+        ret = *ne;
+
+    if (!X509_NAME_ENTRY_set_object(ret, obj))
+        goto err;
+    if (!X509_NAME_ENTRY_set_data(ret, type, bytes, len))
+        goto err;
+
+    if ((ne != NULL) && (*ne == NULL))
+        *ne = ret;
+    return (ret);
+ err:
+    if ((ne == NULL) || (ret != *ne))
+        X509_NAME_ENTRY_free(ret);
+    return (NULL);
+}
+
+int X509_NAME_ENTRY_set_object(X509_NAME_ENTRY *ne, ASN1_OBJECT *obj)
+{
+    if ((ne == NULL) || (obj == NULL)) {
+        X509err(X509_F_X509_NAME_ENTRY_SET_OBJECT,
+                ERR_R_PASSED_NULL_PARAMETER);
+        return (0);
+    }
+    ASN1_OBJECT_free(ne->object);
+    ne->object = OBJ_dup(obj);
+    return ((ne->object == NULL) ? 0 : 1);
+}
+
+int X509_NAME_ENTRY_set_data(X509_NAME_ENTRY *ne, int type,
+                             const unsigned char *bytes, int len)
+{
+    int i;
+
+    if ((ne == NULL) || ((bytes == NULL) && (len != 0)))
+        return (0);
+    if ((type > 0) && (type & MBSTRING_FLAG))
+        return ASN1_STRING_set_by_NID(&ne->value, bytes,
+                                      len, type,
+                                      OBJ_obj2nid(ne->object)) ? 1 : 0;
+    if (len < 0)
+        len = strlen((const char *)bytes);
+    i = ASN1_STRING_set(ne->value, bytes, len);
+    if (!i)
+        return (0);
+    if (type != V_ASN1_UNDEF) {
+        if (type == V_ASN1_APP_CHOOSE)
+            ne->value->type = ASN1_PRINTABLE_type(bytes, len);
+        else
+            ne->value->type = type;
+    }
+    return (1);
+}
+
+ASN1_OBJECT *X509_NAME_ENTRY_get_object(X509_NAME_ENTRY *ne)
+{
+    if (ne == NULL)
+        return (NULL);
+    return (ne->object);
+}
+
+ASN1_STRING *X509_NAME_ENTRY_get_data(X509_NAME_ENTRY *ne)
+{
+    if (ne == NULL)
+        return (NULL);
+    return (ne->value);
+}