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105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
/* gchecksum.h - data hashing functions
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*
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* Copyright (C) 2007 Emmanuele Bassi <ebassi@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __G_CHECKSUM_H__
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#define __G_CHECKSUM_H__
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#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
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#error "Only <glib.h> can be included directly."
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#endif
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#include <glib/gtypes.h>
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#include <glib/gbytes.h>
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G_BEGIN_DECLS
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/**
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* GChecksumType:
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* @G_CHECKSUM_MD5: Use the MD5 hashing algorithm
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* @G_CHECKSUM_SHA1: Use the SHA-1 hashing algorithm
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* @G_CHECKSUM_SHA256: Use the SHA-256 hashing algorithm
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* @G_CHECKSUM_SHA384: Use the SHA-384 hashing algorithm (Since: 2.51)
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* @G_CHECKSUM_SHA512: Use the SHA-512 hashing algorithm (Since: 2.36)
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*
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* The hashing algorithm to be used by #GChecksum when performing the
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* digest of some data.
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*
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* Note that the #GChecksumType enumeration may be extended at a later
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* date to include new hashing algorithm types.
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*
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* Since: 2.16
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*/
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typedef enum {
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G_CHECKSUM_MD5,
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G_CHECKSUM_SHA1,
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G_CHECKSUM_SHA256,
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G_CHECKSUM_SHA512,
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G_CHECKSUM_SHA384
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} GChecksumType;
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/**
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* GChecksum:
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*
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* An opaque structure representing a checksumming operation.
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*
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* To create a new GChecksum, use g_checksum_new(). To free
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* a GChecksum, use g_checksum_free().
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*
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* Since: 2.16
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*/
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typedef struct _GChecksum GChecksum;
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GLIB_AVAILABLE_IN_ALL
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gssize g_checksum_type_get_length (GChecksumType checksum_type);
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GLIB_AVAILABLE_IN_ALL
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GChecksum * g_checksum_new (GChecksumType checksum_type);
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GLIB_AVAILABLE_IN_ALL
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void g_checksum_reset (GChecksum *checksum);
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GLIB_AVAILABLE_IN_ALL
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GChecksum * g_checksum_copy (const GChecksum *checksum);
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GLIB_AVAILABLE_IN_ALL
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void g_checksum_free (GChecksum *checksum);
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GLIB_AVAILABLE_IN_ALL
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void g_checksum_update (GChecksum *checksum,
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const guchar *data,
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gssize length);
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GLIB_AVAILABLE_IN_ALL
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const gchar * g_checksum_get_string (GChecksum *checksum);
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GLIB_AVAILABLE_IN_ALL
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void g_checksum_get_digest (GChecksum *checksum,
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guint8 *buffer,
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gsize *digest_len);
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GLIB_AVAILABLE_IN_ALL
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gchar *g_compute_checksum_for_data (GChecksumType checksum_type,
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const guchar *data,
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gsize length);
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GLIB_AVAILABLE_IN_ALL
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gchar *g_compute_checksum_for_string (GChecksumType checksum_type,
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const gchar *str,
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gssize length);
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GLIB_AVAILABLE_IN_2_34
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gchar *g_compute_checksum_for_bytes (GChecksumType checksum_type,
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GBytes *data);
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G_END_DECLS
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#endif /* __G_CHECKSUM_H__ */
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