daxi20/smartdns
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update code

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This commit is contained in:
Nick Peng
2018-05-23 00:17:41 +08:00
parent 72dd4e6cd3
commit c294193d38
6 changed files with 117 additions and 18 deletions
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8
fast_ping.c
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@@ -559,15 +559,18 @@ static struct fast_ping_packet *_fast_ping_icmp6_packet(struct ping_host_struct
struct icmp6_hdr *icmp6 = &packet->icmp6;
if (icmp6->icmp6_type != ICMP6_ECHO_REPLY) {
tlog(TLOG_ERROR, "icmp6 type faild, %d:%d", icmp6->icmp6_type, ICMP6_ECHO_REPLY);
return NULL;
}
icmp_len = data_len;
if (icmp_len < 16) {
tlog(TLOG_ERROR, "length is invalid, %d", icmp_len);
return NULL;
}
if (icmp6->icmp6_id != ping.ident) {
tlog(TLOG_ERROR, "ident failed, %d:%d", icmp6->icmp6_id, ping.ident);
return NULL;
}
@@ -583,6 +586,7 @@ static struct fast_ping_packet *_fast_ping_icmp_packet(struct ping_host_struct *
int icmp_len;
if (ip->ip_p != IPPROTO_ICMP) {
tlog(TLOG_ERROR, "ip type faild, %d:%d", ip->ip_p, IPPROTO_ICMP);
return NULL;
}
@@ -592,14 +596,17 @@ static struct fast_ping_packet *_fast_ping_icmp_packet(struct ping_host_struct *
icmp_len = data_len - hlen;
if (icmp_len < 16) {
tlog(TLOG_ERROR, "length is invalid, %d", icmp_len);
return NULL;
}
if (icmp->icmp_type != ICMP_ECHOREPLY) {
tlog(TLOG_ERROR, "icmp type faild, %d:%d", icmp->icmp_type, ICMP_ECHOREPLY);
return NULL;
}
if (icmp->icmp_id != ping.ident) {
tlog(TLOG_ERROR, "ident failed, %d:%d", icmp->icmp_id, ping.ident);
return NULL;
}
@@ -621,6 +628,7 @@ struct fast_ping_packet *_fast_ping_recv_packet(struct ping_host_struct *ping_ho
goto errout;
}
} else {
tlog(TLOG_ERROR, "ping host type is invalid, %d", ping_host->type);
goto errout;
}