--- /dev/null
+/* 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.] */
+
+#ifndef OPENSSL_HEADER_OBJ_H
+#define OPENSSL_HEADER_OBJ_H
+
+#include <openssl/base.h>
+
+#include <openssl/bytestring.h>
+#include <openssl/nid.h>
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+
+// The objects library deals with the registration and indexing of ASN.1 object
+// identifiers. These values are often written as a dotted sequence of numbers,
+// e.g. 1.2.840.113549.1.9.16.3.9.
+//
+// Internally, OpenSSL likes to deal with these values by numbering them with
+// numbers called "nids". OpenSSL has a large, built-in database of common
+// object identifiers and also has both short and long names for them.
+//
+// This library provides functions for translating between object identifiers,
+// nids, short names and long names.
+//
+// The nid values should not be used outside of a single process: they are not
+// stable identifiers.
+
+
+// Basic operations.
+
+// OBJ_dup returns a duplicate copy of |obj| or NULL on allocation failure.
+OPENSSL_EXPORT ASN1_OBJECT *OBJ_dup(const ASN1_OBJECT *obj);
+
+// OBJ_cmp returns a value less than, equal to or greater than zero if |a| is
+// less than, equal to or greater than |b|, respectively.
+OPENSSL_EXPORT int OBJ_cmp(const ASN1_OBJECT *a, const ASN1_OBJECT *b);
+
+// OBJ_get0_data returns a pointer to the DER representation of |obj|.
+OPENSSL_EXPORT const uint8_t *OBJ_get0_data(const ASN1_OBJECT *obj);
+
+// OBJ_length returns the length of the DER representation of |obj|.
+OPENSSL_EXPORT size_t OBJ_length(const ASN1_OBJECT *obj);
+
+
+// Looking up nids.
+
+// OBJ_obj2nid returns the nid corresponding to |obj|, or |NID_undef| if no
+// such object is known.
+OPENSSL_EXPORT int OBJ_obj2nid(const ASN1_OBJECT *obj);
+
+// OBJ_cbs2nid returns the nid corresponding to the DER data in |cbs|, or
+// |NID_undef| if no such object is known.
+OPENSSL_EXPORT int OBJ_cbs2nid(const CBS *cbs);
+
+// OBJ_sn2nid returns the nid corresponding to |short_name|, or |NID_undef| if
+// no such short name is known.
+OPENSSL_EXPORT int OBJ_sn2nid(const char *short_name);
+
+// OBJ_ln2nid returns the nid corresponding to |long_name|, or |NID_undef| if
+// no such long name is known.
+OPENSSL_EXPORT int OBJ_ln2nid(const char *long_name);
+
+// OBJ_txt2nid returns the nid corresponding to |s|, which may be a short name,
+// long name, or an ASCII string containing a dotted sequence of numbers. It
+// returns the nid or NID_undef if unknown.
+OPENSSL_EXPORT int OBJ_txt2nid(const char *s);
+
+
+// Getting information about nids.
+
+// OBJ_nid2obj returns the ASN1_OBJECT corresponding to |nid|, or NULL if |nid|
+// is unknown.
+OPENSSL_EXPORT const ASN1_OBJECT *OBJ_nid2obj(int nid);
+
+// OBJ_nid2sn returns the short name for |nid|, or NULL if |nid| is unknown.
+OPENSSL_EXPORT const char *OBJ_nid2sn(int nid);
+
+// OBJ_nid2ln returns the long name for |nid|, or NULL if |nid| is unknown.
+OPENSSL_EXPORT const char *OBJ_nid2ln(int nid);
+
+// OBJ_nid2cbb writes |nid| as an ASN.1 OBJECT IDENTIFIER to |out|. It returns
+// one on success or zero otherwise.
+OPENSSL_EXPORT int OBJ_nid2cbb(CBB *out, int nid);
+
+
+// Dealing with textual representations of object identifiers.
+
+// OBJ_txt2obj returns an ASN1_OBJECT for the textual representation in |s|.
+// If |dont_search_names| is zero, then |s| will be matched against the long
+// and short names of a known objects to find a match. Otherwise |s| must
+// contain an ASCII string with a dotted sequence of numbers. The resulting
+// object need not be previously known. It returns a freshly allocated
+// |ASN1_OBJECT| or NULL on error.
+OPENSSL_EXPORT ASN1_OBJECT *OBJ_txt2obj(const char *s, int dont_search_names);
+
+// OBJ_obj2txt converts |obj| to a textual representation. If
+// |always_return_oid| is zero then |obj| will be matched against known objects
+// and the long (preferably) or short name will be used if found. Otherwise
+// |obj| will be converted into a dotted sequence of integers. If |out| is not
+// NULL, then at most |out_len| bytes of the textual form will be written
+// there. If |out_len| is at least one, then string written to |out| will
+// always be NUL terminated. It returns the number of characters that could
+// have been written, not including the final NUL, or -1 on error.
+OPENSSL_EXPORT int OBJ_obj2txt(char *out, int out_len, const ASN1_OBJECT *obj,
+ int always_return_oid);
+
+
+// Adding objects at runtime.
+
+// OBJ_create adds a known object and returns the nid of the new object, or
+// NID_undef on error.
+OPENSSL_EXPORT int OBJ_create(const char *oid, const char *short_name,
+ const char *long_name);
+
+
+// Handling signature algorithm identifiers.
+//
+// Some NIDs (e.g. sha256WithRSAEncryption) specify both a digest algorithm and
+// a public key algorithm. The following functions map between pairs of digest
+// and public-key algorithms and the NIDs that specify their combination.
+//
+// Sometimes the combination NID leaves the digest unspecified (e.g.
+// rsassaPss). In these cases, the digest NID is |NID_undef|.
+
+// OBJ_find_sigid_algs finds the digest and public-key NIDs that correspond to
+// the signing algorithm |sign_nid|. If successful, it sets |*out_digest_nid|
+// and |*out_pkey_nid| and returns one. Otherwise it returns zero. Any of
+// |out_digest_nid| or |out_pkey_nid| can be NULL if the caller doesn't need
+// that output value.
+OPENSSL_EXPORT int OBJ_find_sigid_algs(int sign_nid, int *out_digest_nid,
+ int *out_pkey_nid);
+
+// OBJ_find_sigid_by_algs finds the signature NID that corresponds to the
+// combination of |digest_nid| and |pkey_nid|. If success, it sets
+// |*out_sign_nid| and returns one. Otherwise it returns zero. The
+// |out_sign_nid| argument can be NULL if the caller only wishes to learn
+// whether the combination is valid.
+OPENSSL_EXPORT int OBJ_find_sigid_by_algs(int *out_sign_nid, int digest_nid,
+ int pkey_nid);
+
+
+// Deprecated functions.
+
+typedef struct obj_name_st {
+ int type;
+ int alias;
+ const char *name;
+ const char *data;
+} OBJ_NAME;
+
+#define OBJ_NAME_TYPE_MD_METH 1
+#define OBJ_NAME_TYPE_CIPHER_METH 2
+
+// OBJ_NAME_do_all_sorted calls |callback| zero or more times, each time with
+// the name of a different primitive. If |type| is |OBJ_NAME_TYPE_MD_METH| then
+// the primitives will be hash functions, alternatively if |type| is
+// |OBJ_NAME_TYPE_CIPHER_METH| then the primitives will be ciphers or cipher
+// modes.
+//
+// This function is ill-specified and should never be used.
+OPENSSL_EXPORT void OBJ_NAME_do_all_sorted(
+ int type, void (*callback)(const OBJ_NAME *, void *arg), void *arg);
+
+// OBJ_NAME_do_all calls |OBJ_NAME_do_all_sorted|.
+OPENSSL_EXPORT void OBJ_NAME_do_all(int type, void (*callback)(const OBJ_NAME *,
+ void *arg),
+ void *arg);
+
+
+#if defined(__cplusplus)
+} // extern C
+#endif
+
+#define OBJ_R_UNKNOWN_NID 100
+#define OBJ_R_INVALID_OID_STRING 101
+
+#endif // OPENSSL_HEADER_OBJ_H
git://repos.xcallymotion.com / motion2.git / blobdiff