Security-55163.44.tar.gz

[apple/security.git] / libsecurity_apple_csp / lib / opensshCoding.h

diff --git a/libsecurity_apple_csp/lib/opensshCoding.h b/libsecurity_apple_csp/lib/opensshCoding.h
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+/*
+ * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
+ * 
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+/*
+ * opensshCoding.h - Encoding and decoding of OpenSSH format public keys.
+ *
+ * Created 8/29/2006 by dmitch.
+ */
+
+#ifndef        _OPENSSH_CODING_H_
+#define _OPENSSH_CODING_H_
+
+#include <openssl/rsa.h>
+#include <openssl/dsa.h>
+#include <Security/cssmtype.h>
+#include <security_cdsa_utilities/cssmdata.h>
+#include <CoreFoundation/CFData.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void appendUint32(
+       CFMutableDataRef cfOut,
+       uint32_t ui);
+uint32_t readUint32(
+       const unsigned char *&cp,               // IN/OUT
+       unsigned &len);                                 // IN/OUT 
+
+extern CSSM_RETURN RSAPublicKeyEncodeOpenSSH1(
+       RSA                     *openKey, 
+       const CssmData  &descData,
+       CssmOwnedData   &encodedKey);
+
+extern CSSM_RETURN RSAPublicKeyDecodeOpenSSH1(
+       RSA                     *openKey, 
+       void                    *p, 
+       size_t                  length);
+
+extern CSSM_RETURN RSAPrivateKeyEncodeOpenSSH1(
+       RSA                     *openKey, 
+       const CssmData  &descData,
+       CssmOwnedData   &encodedKey);
+
+extern CSSM_RETURN RSAPrivateKeyDecodeOpenSSH1(
+       RSA                     *openKey, 
+       void                    *p, 
+       size_t                  length);
+
+extern CSSM_RETURN RSAPublicKeyEncodeOpenSSH2(
+       RSA                     *openKey, 
+       const CssmData  &descData,
+       CssmOwnedData   &encodedKey);
+
+extern CSSM_RETURN RSAPublicKeyDecodeOpenSSH2(
+       RSA                     *openKey, 
+       void                    *p, 
+       size_t                  length);
+
+extern CSSM_RETURN DSAPublicKeyEncodeOpenSSH2(
+       DSA                     *openKey, 
+       const CssmData  &descData,
+       CssmOwnedData   &encodedKey);
+
+extern CSSM_RETURN DSAPublicKeyDecodeOpenSSH2(
+       DSA                     *openKey, 
+       void                    *p, 
+       size_t                  length);
+
+/* In opensshWrap.cpp */
+
+/* Encode OpenSSHv1 private key, with or without encryption */
+extern CSSM_RETURN encodeOpenSSHv1PrivKey(
+       RSA                                     *r,
+       const uint8                     *comment,               /* optional */
+       unsigned                        commentLen,
+       const uint8                     *encryptKey,    /* optional; if present, it's 16 bytes of MD5(password) */
+       CFDataRef                       *encodedKey);   /* RETURNED */
+
+extern CSSM_RETURN decodeOpenSSHv1PrivKey(
+       const unsigned char *encodedKey,
+       unsigned                        encodedKeyLen,
+       RSA                                     *r,
+       const uint8                     *decryptKey,    /* optional; if present, it's 16 bytes of MD5(password) */
+       uint8                           **comment,              /* mallocd and RETURNED */
+       unsigned                        *commentLen);   /* RETURNED */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _OPENSSH_CODING_H_ */