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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/******************************************************
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Copyright (c) 2013 Percona LLC and/or its affiliates.
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Encryption configuration file interface for XtraBackup.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*******************************************************/
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#include <my_base.h>
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#include "common.h"
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#include "xbcrypt.h"
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#if GCC_VERSION >= 4002
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/* Workaround to avoid "gcry_ac_* is deprecated" warnings in gcrypt.h */
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# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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#endif
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#include <gcrypt.h>
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#if GCC_VERSION >= 4002
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# pragma GCC diagnostic warning "-Wdeprecated-declarations"
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#endif
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my_bool
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xb_crypt_read_key_file(const char *filename, void** key, uint *keylength)
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{
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FILE *fp;
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if (!(fp = my_fopen(filename, O_RDONLY, MYF(0)))) {
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msg("%s:%s: unable to open config file \"%s\", errno(%d)\n",
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my_progname, __FUNCTION__, filename, my_errno);
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return FALSE;
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}
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fseek(fp, 0 , SEEK_END);
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*keylength = ftell(fp);
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rewind(fp);
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*key = my_malloc(*keylength, MYF(MY_FAE));
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*keylength = fread(*key, 1, *keylength, fp);
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my_fclose(fp, MYF(0));
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return TRUE;
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}
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void
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xb_crypt_create_iv(void* ivbuf, size_t ivlen)
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{
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gcry_create_nonce(ivbuf, ivlen);
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}
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