mirror of
https://github.com/FirebirdSQL/firebird.git
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125 lines
2.3 KiB
C++
125 lines
2.3 KiB
C++
/*
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* PROGRAM: Client/Server Common Code
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* MODULE: MetaName.cpp
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* DESCRIPTION: metadata name holder
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*
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* The contents of this file are subject to the Initial
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* Developer's Public License Version 1.0 (the "License");
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* you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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* http://www.ibphoenix.com/main.nfs?a=ibphoenix&page=ibp_idpl.
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*
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* Software distributed under the License is distributed AS IS,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied.
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* See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Original Code was created by Alexander Peshkov
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* for the Firebird Open Source RDBMS project.
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*
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* Copyright (c) 2005 Alexander Peshkov <peshkoff@mail.ru>
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* and all contributors signed below.
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*
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* All Rights Reserved.
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* Contributor(s): ______________________________________.
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*
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*
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*/
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#include "firebird.h"
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#include <stdarg.h>
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#include "../common/classes/MetaName.h"
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namespace Firebird {
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MetaName& MetaName::assign(const char* s, size_t l)
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{
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init();
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if (s)
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{
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adjustLength(s, l);
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count = l;
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memcpy(data, s, l);
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}
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else {
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count = 0;
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}
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return *this;
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}
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int MetaName::compare(const char* s, size_t l) const
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{
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if (s)
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{
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adjustLength(s, l);
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size_t x = length() < l ? length() : l;
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int rc = memcmp(c_str(), s, x);
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if (rc)
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{
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return rc;
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}
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}
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return length() - l;
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}
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void MetaName::adjustLength(const char* const s, size_t& l)
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{
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fb_assert(s);
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if (l > MAX_SQL_IDENTIFIER_LEN)
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{
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l = MAX_SQL_IDENTIFIER_LEN;
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}
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while (l)
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{
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if (s[l - 1] != ' ')
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{
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break;
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}
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--l;
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}
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}
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void MetaName::upper7()
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{
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for (char* p = data; *p; p++)
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{
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*p = UPPER7(*p);
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}
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}
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void MetaName::lower7()
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{
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for (char* p = data; *p; p++)
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{
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*p = LOWWER7(*p);
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}
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}
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void MetaName::printf(const char* format, ...)
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{
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init();
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va_list params;
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va_start(params, format);
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int l = VSNPRINTF(data, MAX_SQL_IDENTIFIER_LEN, format, params);
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if (l < 0 || size_t(l) > MAX_SQL_IDENTIFIER_LEN)
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{
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l = MAX_SQL_IDENTIFIER_LEN;
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}
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data[l] = 0;
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count = l;
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va_end(params);
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}
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char* MetaName::getBuffer(const size_t l)
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{
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fb_assert (l < MAX_SQL_IDENTIFIER_SIZE);
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init();
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count = l;
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return data;
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}
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} // namespace Firebird
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