/* * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. * * The contents of this file constitute Original Code as defined in and are * subject to the Apple Public Source License Version 1.2 (the 'License'). * You may not use this file except in compliance with the License. Please obtain * a copy of the License at http://www.apple.com/publicsource and read it before * using this file. * * This 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. */ /* * cdsaUtils.h - utility functions for CDSA-related code */ #ifndef _SNACC_CDSA_UTILS_H_ #define _SNACC_CDSA_UTILS_H_ #include <Security/asn-incl.h> #include <Security/utilities.h> #include <Security/cssmdata.h> #ifdef __cplusplus extern "C" { #endif /* all decoding errors throw CSSMERR_CL_UNKNOWN_FORMAT */ /* malloc/copy AsnBits.bits -->CssmOwnedData */ void SC_asnBitsToCssmData( const AsnBits &bits, CssmOwnedData &oData); /* given DER-encoded bit string, decoded it and malloc/copy results * back to a CssmOwnedData */ void SC_decodeAsnBitsToCssmData( const CssmData encodedBits, CssmOwnedData &oData); /* DER-decode any AsnType object */ void SC_decodeAsnObj( const CssmData &derEncoded, AsnType &asnObj); /* DER-encode any AsnType object. */ void SC_encodeAsnObj( AsnType &asnObj, CssmOwnedData &derEncoded, size_t maxEncodedSize); /* * Given a contentLength, obtain the length of the DER length encoding. */ size_t SC_lengthOfLength( size_t contentLen); /* * Encode a DER length field. Pass in the lengthOfLength if you've obtained * it in a previous call to CL_lengthOfLength. */ void SC_encodeLength( size_t contentLen, void *cp, size_t lengthOfLength = 0); #ifdef __cplusplus } #endif #endif /* _SNACC_CDSA_UTILS_H_ */