forked from StoneAtom/StoneDB
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/*
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Copyright (c) 2011, 2021, Oracle and/or its affiliates.
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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, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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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, version 2.0, 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 St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "ndb_ndbapi_util.h"
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#include <string.h> // memcpy
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/*
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helper function to pack a ndb varchar
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*/
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char *ndb_pack_varchar(const NdbDictionary::Column *col, char *buf,
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const char *str, int sz)
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{
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switch (col->getArrayType())
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{
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case NdbDictionary::Column::ArrayTypeFixed:
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memcpy(buf, str, sz);
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break;
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case NdbDictionary::Column::ArrayTypeShortVar:
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*(uchar*)buf= (uchar)sz;
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memcpy(buf + 1, str, sz);
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break;
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case NdbDictionary::Column::ArrayTypeMediumVar:
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int2store(buf, sz);
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memcpy(buf + 2, str, sz);
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break;
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}
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return buf;
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}
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int
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cmp_frm(const NdbDictionary::Table* ndbtab, const void* pack_data,
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size_t pack_length)
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{
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DBUG_ENTER("cmp_frm");
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/*
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Compare the NDB tables FrmData with frm file blob in pack_data.
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*/
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if ((pack_length != ndbtab->getFrmLength()) ||
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(memcmp(pack_data, ndbtab->getFrmData(), pack_length)))
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DBUG_RETURN(1);
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DBUG_RETURN(0);
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}
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