# hash.h

Go to the documentation of this file.

    00001 /*
    00002   Copyright 1999-2008 ImageMagick Studio LLC, a non-profit organization
    00003   dedicated to making software imaging solutions freely available.
    00004
    00005   You may not use this file except in compliance with the License.
    00006   obtain a copy of the License at
    00007
    00008     http://www.wizards-toolkit.org/script/license.php
    00009
    00010   Unless required by applicable law or agreed to in writing, software
    00011   distributed under the License is distributed on an "AS IS" BASIS,
    00012   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00013   See the License for the specific language governing permissions and
    00014   limitations under the License.
    00015
    00016   Wizard's Toolkit secure hash algorithm methods.
    00017 */
    00018 #ifndef _WIZARDS_TOOLKIT_HASH_H
    00019 #define _WIZARDS_TOOLKIT_HASH_H
    00020
    00021 #if defined(__cplusplus) || defined(c_plusplus)
    00022 extern "C" {
    00023 #endif
    00024
    00025 #include "wizard/string_.h"
    00026
    00027 typedef enum
    00028 {
    00029   UndefinedHash,
    00030   NoHash,
    00031   CRC64Hash,
    00032   MD5Hash,
    00033   SHA1Hash,
    00034   SHA224Hash,
    00035   SHA256Hash,
    00036   SHA384Hash,
    00037   SHA512Hash
    00038 } HashType;
    00039
    00040 typedef struct _HashInfo
    00041   HashInfo;
    00042
    00043 extern WizardExport char
    00044   *GetHashHexDigest(const HashInfo *);
    00045
    00046 extern WizardExport const StringInfo
    00047   *GetHashDigest(const HashInfo *);
    00048
    00049 extern WizardExport HashInfo
    00050   *DestroyHashInfo(HashInfo *),
    00051   *AcquireHashInfo(const HashType);
    00052
    00053 extern WizardExport unsigned long
    00054   GetHashBlocksize(const HashInfo *),
    00055   GetHashDigestsize(const HashInfo *);
    00056
    00057 extern WizardExport void
    00058   InitializeHash(HashInfo *),
    00059   FinalizeHash(HashInfo *),
    00060   UpdateHash(HashInfo *,const StringInfo *);
    00061
    00062 #if defined(__cplusplus) || defined(c_plusplus)
    00063 }
    00064 #endif
    00065
    00066 #endif