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-rw-r--r--mariadb-connector-c-v_2.3.7/libmariadb/bchange.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/mariadb-connector-c-v_2.3.7/libmariadb/bchange.c b/mariadb-connector-c-v_2.3.7/libmariadb/bchange.c
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+++ b/mariadb-connector-c-v_2.3.7/libmariadb/bchange.c
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+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free
+ Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ MA 02111-1301, USA */
+
+/* File : bchange.c
+ Author : Michael widenius
+ Updated: 1987-03-20
+ Defines: bchange()
+
+ bchange(dst, old_length, src, new_length, tot_length)
+ replaces old_length characters at dst to new_length characters from
+ src in a buffer with tot_length bytes.
+*/
+
+#include <my_global.h>
+#include "m_string.h"
+
+void bchange(register char *dst, size_t old_length, register const char *src, size_t new_length, size_t tot_length)
+{
+ size_t rest=tot_length-old_length;
+ if (old_length < new_length)
+ bmove_upp(dst+rest+new_length,dst+tot_length,rest);
+ else
+ bmove(dst+new_length,dst+old_length,rest);
+ memcpy(dst,src,new_length);
+}