// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. * * RMNET PERF framework * */ #include #include #include #include #include #include #include "rmnet_module.h" MODULE_LICENSE("\x47\x50\x4c\x20\x76\x32");static char*verinfo[]={ "\x65\x32\x31\x38\x66\x34\x35\x31","\x33\x39\x63\x62\x64\x37\x64\x35", "\x37\x34\x31\x35\x39\x32\x31\x63","\x34\x64\x65\x34\x39\x64\x62\x35", "\x62\x31\x63\x34\x34\x62\x34\x63"};module_param_array(verinfo,charp,NULL, (0xcb7+5769-0x221c));MODULE_PARM_DESC(verinfo, "\x56\x65\x72\x73\x69\x6f\x6e\x20\x6f\x66\x20\x74\x68\x65\x20\x64\x72\x69\x76\x65\x72" );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)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=14286874;}static const struct rmnet_module_hook_register_info DATARMNET95a71e03c1[]={{.hooknum= RMNET_MODULE_HOOK_PERF_INGRESS,.func=DATARMNETee9214ce9b,},{.hooknum= RMNET_MODULE_HOOK_PERF_EGRESS,.func=DATARMNET05c4bf8af9,},};void DATARMNET49c17a32bc(void){rcu_assign_pointer(rmnet_perf_egress_hook1, DATARMNET05c4bf8af9);rmnet_module_hook_register(DATARMNET95a71e03c1,ARRAY_SIZE( DATARMNET95a71e03c1));}void DATARMNET41e8cc085c(void){rcu_assign_pointer( rmnet_perf_egress_hook1,NULL);rmnet_module_hook_unregister(DATARMNET95a71e03c1, ARRAY_SIZE(DATARMNET95a71e03c1));}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);