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Merge branch 'kern_mod' into zabbius-kern_mod

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This commit is contained in:
Vadim Vetrov 2024-08-07 13:52:40 +03:00
commit 84541e8eae
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GPG Key ID: E8A308689D7A73A5
2 changed files with 14 additions and 9 deletions
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6
mangle.c
View File

@ -225,7 +225,11 @@ int tcp4_frag(const __u8 *pkt, __u32 buflen, __u32 payload_offset,
}
if (!(ntohs(hdr->frag_off) & IP_DF)) {
if (
ntohs(hdr->frag_off) & IP_MF ||
ntohs(hdr->frag_off) & IP_OFFMASK) {
printf("tcp4_frag: frag value: %d\n",
ntohs(hdr->frag_off));
lgerror("tcp4_frag: ip fragmentation is set", -EINVAL);
return -EINVAL;
}

17
youtubeUnblock.c
View File

@ -502,9 +502,6 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
fprintf(stderr, "WARNING! Google video packet is too big and may cause issues!\n");
}
uint8_t fake_sni[MNL_SOCKET_BUFFER_SIZE];
uint32_t fsn_len = MNL_SOCKET_BUFFER_SIZE;
uint8_t frag1[MNL_SOCKET_BUFFER_SIZE];
uint8_t frag2[MNL_SOCKET_BUFFER_SIZE];
uint32_t f1len = MNL_SOCKET_BUFFER_SIZE;
@ -517,6 +514,9 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
(struct tcphdr *)tcph, (struct iphdr *)iph);
if (config.fake_sni_strategy != FKSN_STRAT_NONE) {
uint8_t fake_sni[MNL_SOCKET_BUFFER_SIZE];
uint32_t fsn_len = MNL_SOCKET_BUFFER_SIZE;
ret = gen_fake_sni(iph, tcph, fake_sni, &fsn_len);
if (ret < 0) {
errno = -ret;
@ -545,7 +545,7 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
errno = -ret;
perror("tcp4_frag");
goto send_verd;
goto fallback;
}
break;
@ -559,7 +559,7 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
errno = -ret;
perror("ip4_frag");
goto send_verd;
goto fallback;
}
break;
@ -569,7 +569,7 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
errno = -ret;
perror("raw pack send");
}
goto send_verd;
goto fallback;
}
ret = send_raw_socket(frag2, f2len);
@ -577,7 +577,7 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
errno = -ret;
perror("raw frags send: frag2");
goto send_verd;
goto fallback;
}
if (config.seg2_delay) {
@ -591,11 +591,12 @@ static int process_packet(const struct packet_data packet, struct queue_data qda
pthread_detach(thr);
} else {
ret = send_raw_socket(frag1, f1len);
if (ret < 0) {
errno = -ret;
perror("raw frags send: frag1");
goto send_verd;
goto fallback;
}
}
}