1
/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
4
* Copyright (C) 2008 Sun Microsystems, Inc.
6
* This program is free software; you can redistribute it and/or modify
7
* it under the terms of the GNU General Public License as published by
8
* the Free Software Foundation; version 2 of the License.
10
* This program is distributed in the hope that it will be useful,
11
* but WITHOUT ANY WARRANTY; without even the implied warranty of
12
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
* GNU General Public License for more details.
15
* You should have received a copy of the GNU General Public License
16
* along with this program; if not, write to the Free Software
17
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20
#include <drizzled/global.h>
21
#include <drizzled/korr.h>
27
/* Get the length of next field. Change parameter to point at fieldstart */
28
uint32_t drizzleclient_net_field_length(unsigned char **packet)
30
register unsigned char *pos= (unsigned char *)*packet;
34
return (uint32_t) *pos;
44
return (uint32_t) uint2korr(pos+1);
49
return (uint32_t) uint3korr(pos+1);
51
(*packet)+=9; /* Must be 254 when here */
52
return (uint32_t) uint4korr(pos+1);
55
/* The same as above but returns int64_t */
56
uint64_t drizzleclient_drizzleclient_net_field_length_ll(unsigned char **packet)
58
register unsigned char *pos= *packet;
62
return (uint64_t) *pos;
67
return (uint64_t) NULL_LENGTH;
72
return (uint64_t) uint2korr(pos+1);
77
return (uint64_t) uint3korr(pos+1);
79
(*packet)+=9; /* Must be 254 when here */
80
#ifdef NO_CLIENT_LONGLONG
81
return (uint64_t) uint4korr(pos+1);
83
return (uint64_t) uint8korr(pos+1);
88
Store an integer with simple packing into a output package
91
drizzleclient_net_store_length()
92
pkg Store the packed integer here
93
length integers to store
96
This is mostly used to store lengths of strings.
97
We have to cast the result for the LL() becasue of a bug in Forte CC
101
Position in 'pkg' after the packed length
104
unsigned char *drizzleclient_net_store_length(unsigned char *packet, uint64_t length)
106
if (length < (uint64_t) 251LL)
108
*packet=(unsigned char) length;
111
/* 251 is reserved for NULL */
112
if (length < (uint64_t) 65536LL)
115
int2store(packet,(uint32_t) length);
118
if (length < (uint64_t) 16777216LL)
121
int3store(packet,(uint32_t) length);
125
int8store(packet,length);