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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2008 Sun Microsystems
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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 St, Fifth Floor, Boston, MA 02110-1301 USA
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#include <drizzled/function/str/conv.h>
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#include "drizzled/internal/m_string.h"
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String *Item_func_conv::val_str(String *str)
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String *res= args[0]->val_str(str);
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char *endptr,ans[65],*ptr;
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int from_base= (int) args[1]->val_int();
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int to_base= (int) args[2]->val_int();
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if (args[0]->null_value || args[1]->null_value || args[2]->null_value ||
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abs(to_base) > 36 || abs(to_base) < 2 ||
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abs(from_base) > 36 || abs(from_base) < 2 || !(res->length()))
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unsigned_flag= !(from_base < 0);
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dec= my_strntoll(res->charset(), res->ptr(), res->length(),
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-from_base, &endptr, &err);
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dec= (int64_t) my_strntoull(res->charset(), res->ptr(), res->length(),
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from_base, &endptr, &err);
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ptr= internal::int64_t2str(dec, ans, to_base);
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if (str->copy(ans, (uint32_t) (ptr-ans), default_charset()))
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return &my_empty_string;
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} /* namespace drizzled */