From 72e7f011b29998d8a3e15eb5b381ef962af5fe5b Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Fri, 5 Apr 2019 10:30:58 +0300 Subject: Upgrade to 8.0.15 --- mysql/sql-common/pack.c | 140 ------------------------------------------------ 1 file changed, 140 deletions(-) delete mode 100644 mysql/sql-common/pack.c (limited to 'mysql/sql-common/pack.c') diff --git a/mysql/sql-common/pack.c b/mysql/sql-common/pack.c deleted file mode 100644 index 971fa66..0000000 --- a/mysql/sql-common/pack.c +++ /dev/null @@ -1,140 +0,0 @@ -/* Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; version 2 of the License. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - -#include -#include -#include - -/* Get the length of next field. Change parameter to point at fieldstart */ -ulong STDCALL net_field_length(uchar **packet) -{ - uchar *pos= (uchar *)*packet; - if (*pos < 251) - { - (*packet)++; - return (ulong) *pos; - } - if (*pos == 251) - { - (*packet)++; - return NULL_LENGTH; - } - if (*pos == 252) - { - (*packet)+=3; - return (ulong) uint2korr(pos+1); - } - if (*pos == 253) - { - (*packet)+=4; - return (ulong) uint3korr(pos+1); - } - (*packet)+=9; /* Must be 254 when here */ - return (ulong) uint4korr(pos+1); -} - -/* The same as above but returns longlong */ -my_ulonglong net_field_length_ll(uchar **packet) -{ - uchar *pos= *packet; - if (*pos < 251) - { - (*packet)++; - return (my_ulonglong) *pos; - } - if (*pos == 251) - { - (*packet)++; - return (my_ulonglong) NULL_LENGTH; - } - if (*pos == 252) - { - (*packet)+=3; - return (my_ulonglong) uint2korr(pos+1); - } - if (*pos == 253) - { - (*packet)+=4; - return (my_ulonglong) uint3korr(pos+1); - } - (*packet)+=9; /* Must be 254 when here */ - return (my_ulonglong) uint8korr(pos+1); -} - -/* - Store an integer with simple packing into a output package - - SYNOPSIS - net_store_length() - pkg Store the packed integer here - length integers to store - - NOTES - This is mostly used to store lengths of strings. - We have to cast the result of the LL because of a bug in Forte CC - compiler. - - RETURN - Position in 'pkg' after the packed length -*/ - -uchar *net_store_length(uchar *packet, ulonglong length) -{ - if (length < (ulonglong) 251LL) - { - *packet=(uchar) length; - return packet+1; - } - /* 251 is reserved for NULL */ - if (length < (ulonglong) 65536LL) - { - *packet++=252; - int2store(packet,(uint) length); - return packet+2; - } - if (length < (ulonglong) 16777216LL) - { - *packet++=253; - int3store(packet,(ulong) length); - return packet+3; - } - *packet++=254; - int8store(packet,length); - return packet+8; -} - - -/** - The length of space required to store the resulting length-encoded integer - for the given number. This function can be used at places where one needs to - dynamically allocate the buffer for a given number to be stored as length- - encoded integer. - - @param num [IN] the input number - - @return length of buffer needed to store this number [1, 3, 4, 9]. -*/ - -uint net_length_size(ulonglong num) -{ - if (num < (ulonglong) 252LL) - return 1; - if (num < (ulonglong) 65536LL) - return 3; - if (num < (ulonglong) 16777216LL) - return 4; - return 9; -} - -- cgit v1.1