//
//
CCNetwork.m
//
CCFC
//
//
Created by xichen on 11-12-23.
//
Copyright 2011 ccteam. All rights reserved.
//
#import
"
CCNetwork.h
"
@implementation
CCNetwork
//
get the total info of network flow, if returns FALSE, the returns upFlow and downFlow value can't be used.
+ (BOOL)getTotalNetworkFlow:(size_t *)upFlow withDownFlow:(size_t *)downFlow
{
struct
ifaddrs *ifa_list =
0
, *ifa;
if
(getifaddrs(&ifa_list) <
0
)
{
return
FALSE;
}
*upFlow =
0
;
*downFlow =
0
;
for
(ifa = ifa_list; ifa; ifa = ifa->ifa_next)
{
if
(ifa->ifa_addr->sa_family != AF_LINK)
continue
;
if
(!(ifa->ifa_flags & IFF_UP) && !(ifa->ifa_flags & IFF_RUNNING))
continue
;
if
(ifa->ifa_data ==
0
)
continue
;
if
(strncmp(ifa->ifa_name,
"
lo
"
,
2
))
{
struct
if_data *if_data = (
struct
if_data *)ifa->ifa_data;
*downFlow += if_data->ifi_ibytes;
*upFlow += if_data->ifi_obytes;
}
}
freeifaddrs(ifa_list);
return
TRUE;
}
@end
?
可能有更新:
?googlecode鏈接地址：
http://code.google.com/p/iphone-common-codes-ccteam/source/browse/trunk/CCFC/files/CCNetwork.m
?github地址:
https://github.com/cxsjabc/iphone-common-codes-ccteam/tree/master/CCFC/files/CCNetwork.m
?
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