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ba0cca637b
git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-OpenPGP@5260 b45a01b8-16f6-495d-af2f-9b41ad6348cc
88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* Copyright (c) 2005-2008 Nominet UK (www.nic.uk)
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* All rights reserved.
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* Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted
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* their moral rights under the UK Copyright Design and Patents Act 1988 to
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* be recorded as the authors of this copyright work.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License.
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*
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/** \file
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*/
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#include <openpgpsdk/create.h>
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#include <openpgpsdk/final.h>
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//static int debug=0;
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typedef struct
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{
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ops_hash_algorithm_t hash_algorithm;
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ops_hash_t hash;
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unsigned char *hashed;
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} skey_checksum_arg_t;
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static ops_boolean_t skey_checksum_writer(const unsigned char *src, const unsigned length, ops_error_t **errors, ops_writer_info_t *winfo)
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{
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skey_checksum_arg_t *arg=ops_writer_get_arg(winfo);
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ops_boolean_t rtn=ops_true;
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// add contents to hash
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arg->hash.add(&arg->hash, src, length);
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// write to next stacked writer
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rtn=ops_stacked_write(src,length,errors,winfo);
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// tidy up and return
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return rtn;
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}
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static ops_boolean_t skey_checksum_finaliser(ops_error_t **errors __attribute__((unused)), ops_writer_info_t *winfo)
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{
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skey_checksum_arg_t *arg=ops_writer_get_arg(winfo);
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arg->hash.finish(&arg->hash, arg->hashed);
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return ops_true;
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}
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static void skey_checksum_destroyer(ops_writer_info_t* winfo)
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{
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skey_checksum_arg_t *arg=ops_writer_get_arg(winfo);
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free(arg);
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}
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/**
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\ingroup Core_WritersNext
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\param cinfo
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\param skey
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*/
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void ops_push_skey_checksum_writer(ops_create_info_t *cinfo, ops_secret_key_t *skey)
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{
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// OPS_USED(info);
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// XXX: push a SHA-1 checksum writer (and change s2k to 254).
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skey_checksum_arg_t *arg=ops_mallocz(sizeof *arg);
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// configure the arg
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arg->hash_algorithm=skey->hash_algorithm;
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arg->hashed=&skey->checkhash[0];
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// init the hash
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ops_hash_any(&arg->hash, arg->hash_algorithm);
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arg->hash.init(&arg->hash);
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ops_writer_push(cinfo, skey_checksum_writer, skey_checksum_finaliser, skey_checksum_destroyer, arg);
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}
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// EOF
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