064186dd0f
Add the base changes for rmnet_perf. CRs-Fixed: 3012130 Change-Id: Ie4d33ebe9457a06661440ea46bd09694b1c44b4c Signed-off-by: Subash Abhinov Kasiviswanathan <quic_subashab@quicinc.com>
52 行
3.1 KiB
C
52 行
3.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
|
|
*
|
|
* RMNET PERF framework
|
|
*
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/skbuff.h>
|
|
#include <linux/in.h>
|
|
#include <linux/udp.h>
|
|
#include <linux/ip.h>
|
|
#include <linux/ipv6.h>
|
|
MODULE_LICENSE("\x47\x50\x4c\x20\x76\x32");extern int(*rmnet_perf_ingress_hook1)
|
|
(struct sk_buff*DATARMNET543491eb0f);extern void(*rmnet_perf_egress_hook1)(
|
|
struct sk_buff*DATARMNET543491eb0f);
|
|
#define DATARMNETf241a4b20f (0xe07+6616-0x2624)
|
|
static inline bool DATARMNETe1ef3edea2(struct udphdr*DATARMNETa1abb4897c){return
|
|
be16_to_cpu(DATARMNETa1abb4897c->source)==DATARMNETf241a4b20f||be16_to_cpu(
|
|
DATARMNETa1abb4897c->dest)==DATARMNETf241a4b20f;}static bool DATARMNET77ab42949f
|
|
(struct sk_buff*DATARMNET543491eb0f){u8*DATARMNET352416e828,DATARMNETd9bda61912;
|
|
struct udphdr*DATARMNETa1abb4897c;DATARMNETa1abb4897c=udp_hdr(
|
|
DATARMNET543491eb0f);if(!DATARMNETe1ef3edea2(DATARMNETa1abb4897c))return false;
|
|
if(be16_to_cpu(DATARMNETa1abb4897c->len)<sizeof(struct udphdr)+(0xd26+209-0xdf6)
|
|
)return false;DATARMNET352416e828=skb_header_pointer(DATARMNET543491eb0f,(int)((
|
|
unsigned char*)DATARMNETa1abb4897c-DATARMNET543491eb0f->data)+sizeof(struct
|
|
udphdr),(0xd26+209-0xdf6),&DATARMNETd9bda61912);if(!DATARMNET352416e828)return
|
|
false;return((*DATARMNET352416e828)&(0xbf7+4869-0x1e3c))==(0xbf7+4869-0x1e3c);}
|
|
int DATARMNETee9214ce9b(struct sk_buff*DATARMNET543491eb0f){if(
|
|
DATARMNET543491eb0f->protocol==htons(ETH_P_IP)){if(ip_hdr(DATARMNET543491eb0f)->
|
|
protocol!=IPPROTO_UDP)return-EINVAL;if(DATARMNET77ab42949f(DATARMNET543491eb0f))
|
|
goto DATARMNET606558916b;return-EINVAL;}if(DATARMNET543491eb0f->protocol==htons(
|
|
ETH_P_IPV6)){if(ipv6_hdr(DATARMNET543491eb0f)->nexthdr!=IPPROTO_UDP)return-
|
|
EINVAL;if(DATARMNET77ab42949f(DATARMNET543491eb0f))goto DATARMNET606558916b;}
|
|
return-EINVAL;DATARMNET606558916b:DATARMNET543491eb0f->hash=(0xd2d+202-0xdf7);
|
|
DATARMNET543491eb0f->sw_hash=(0xd26+209-0xdf6);return(0xd2d+202-0xdf7);}void
|
|
DATARMNET05c4bf8af9(struct sk_buff*DATARMNET543491eb0f){if(DATARMNET543491eb0f->
|
|
protocol==htons(ETH_P_IP)){if(ip_hdr(DATARMNET543491eb0f)->protocol!=IPPROTO_UDP
|
|
)return;if(DATARMNET77ab42949f(DATARMNET543491eb0f))goto DATARMNETb261f33b7b;}if
|
|
(DATARMNET543491eb0f->protocol==htons(ETH_P_IPV6)){if(ipv6_hdr(
|
|
DATARMNET543491eb0f)->nexthdr!=IPPROTO_UDP)return;if(DATARMNET77ab42949f(
|
|
DATARMNET543491eb0f))goto DATARMNETb261f33b7b;}return;DATARMNETb261f33b7b:
|
|
DATARMNET543491eb0f->priority=55834;}void DATARMNET49c17a32bc(void){
|
|
rcu_assign_pointer(rmnet_perf_ingress_hook1,DATARMNETee9214ce9b);
|
|
rcu_assign_pointer(rmnet_perf_egress_hook1,DATARMNET05c4bf8af9);}void
|
|
DATARMNET41e8cc085c(void){rcu_assign_pointer(rmnet_perf_ingress_hook1,NULL);
|
|
rcu_assign_pointer(rmnet_perf_egress_hook1,NULL);}static int __init
|
|
DATARMNET63abbdc3d3(void){pr_info("%s(): Loading\n",__func__);
|
|
DATARMNET49c17a32bc();return(0xd2d+202-0xdf7);}static void __exit
|
|
DATARMNETa343229e33(void){DATARMNET41e8cc085c();pr_info(
|
|
"\x25\x73\x28\x29\x3a\x20\x65\x78\x69\x74\x69\x6e\x67" "\n",__func__);}
|
|
module_init(DATARMNET63abbdc3d3);module_exit(DATARMNETa343229e33);
|