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void-packages/srcpkgs/iptraf-ng/patches/musl.patch

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From bc0001050b7c2dd92c5b0e78840efbaac5b8c1bb Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Thu, 19 Dec 2019 03:18:52 +0100
Subject: [PATCH] Use POSIX instead of Linux/GNU style fields
This allows compilation on current musl, without breaking it on
glibc. The fields are all in a union and refer to the same thing.
---
src/ipfrag.c | 8 ++++----
src/itrafmon.c | 6 +++---
src/othptab.c | 12 ++++++------
src/packet.c | 16 ++++++++--------
src/tcptable.c | 20 ++++++++++----------
5 files changed, 31 insertions(+), 31 deletions(-)
diff --git src/ipfrag.c src/ipfrag.c
index 76196e6..f9c28ad 100644
--- src/ipfrag.c
+++ src/ipfrag.c
@@ -190,11 +190,11 @@ unsigned int processfragment(struct iphdr *packet, in_port_t *sport,
ftmp->firstin = 1;
tpacket = ((char *) (packet)) + (packet->ihl * 4);
if (packet->protocol == IPPROTO_TCP) {
- ftmp->s_port = ntohs(((struct tcphdr *) tpacket)->source);
- ftmp->d_port = ntohs(((struct tcphdr *) tpacket)->dest);
+ ftmp->s_port = ntohs(((struct tcphdr *) tpacket)->th_sport);
+ ftmp->d_port = ntohs(((struct tcphdr *) tpacket)->th_dport);
} else if (packet->protocol == IPPROTO_UDP) {
- ftmp->s_port = ntohs(((struct udphdr *) tpacket)->source);
- ftmp->d_port = ntohs(((struct udphdr *) tpacket)->dest);
+ ftmp->s_port = ntohs(((struct udphdr *) tpacket)->uh_sport);
+ ftmp->d_port = ntohs(((struct udphdr *) tpacket)->uh_dport);
}
}
while (dtmp != NULL) {
diff --git src/itrafmon.c src/itrafmon.c
index 670ab6d..fe4c5a8 100644
--- src/itrafmon.c
+++ src/itrafmon.c
@@ -1017,7 +1017,7 @@ void ipmon(time_t facilitytime, char *ifptr)
if (((ntohs(frag_off) & 0x3fff) == 0) /* first frag only */
&& (tcpentry == NULL)
- && (!(transpacket->fin))) {
+ && (!(transpacket->th_flags & TH_FIN))) {
/*
* Ok, so we have a packet. Add it if this connection
@@ -1078,7 +1078,7 @@ void ipmon(time_t facilitytime, char *ifptr)
&& (tcpentry->pcount == 1)
&& (!(tcpentry->stat & FLAG_RST))) {
strcpy(msgstring, "first packet");
- if (transpacket->syn)
+ if (transpacket->th_flags & TH_SYN)
strcat(msgstring, " (SYN)");
writetcplog(logging, logfile, tcpentry,
@@ -1108,7 +1108,7 @@ void ipmon(time_t facilitytime, char *ifptr)
if (((tcpentry->oth_connection->finsent == 2)
&& /* FINed and ACKed */
- (ntohl(transpacket->seq) == tcpentry->oth_connection->finack))
+ (ntohl(transpacket->th_seq) == tcpentry->oth_connection->finack))
|| ((revlook)
&& (((p_sstat != RESOLVED)
&& (tcpentry->s_fstat == RESOLVED))
diff --git src/othptab.c src/othptab.c
index 142c9c2..479a55a 100644
--- src/othptab.c
+++ src/othptab.c
@@ -140,9 +140,9 @@ void process_dest_unreach(struct tcptable *table, char *packet, char *ifname)
tcp = (struct tcphdr *) (packet + 48);
struct sockaddr_storage saddr, daddr;
sockaddr_make_ipv6(&saddr, &ip6->ip6_src);
- sockaddr_set_port(&saddr, ntohs(tcp->source));
+ sockaddr_set_port(&saddr, ntohs(tcp->th_sport));
sockaddr_make_ipv6(&daddr, &ip6->ip6_dst);
- sockaddr_set_port(&daddr, ntohs(tcp->dest));
+ sockaddr_set_port(&daddr, ntohs(tcp->th_dport));
tcpentry =
in_table(table, &saddr, &daddr, ifname, 0, NULL, 0);
} else {
@@ -151,9 +151,9 @@ void process_dest_unreach(struct tcptable *table, char *packet, char *ifname)
tcp = (struct tcphdr *) (packet + 8 + (ip->ihl * 4));
struct sockaddr_storage saddr, daddr;
sockaddr_make_ipv4(&saddr, ip->saddr);
- sockaddr_set_port(&saddr, ntohs(tcp->source));
+ sockaddr_set_port(&saddr, ntohs(tcp->th_sport));
sockaddr_make_ipv4(&daddr, ip->daddr);
- sockaddr_set_port(&daddr, ntohs(tcp->dest));
+ sockaddr_set_port(&daddr, ntohs(tcp->th_dport));
tcpentry =
in_table(table, &saddr, &daddr, ifname, 0, NULL, 0);
}
@@ -212,10 +212,10 @@ struct othptabent *add_othp_entry(struct othptable *table, struct pkt_hdr *pkt,
new_entry->un.icmp6.code =
((struct icmp6_hdr *) packet2)->icmp6_code;
} else if (protocol == IPPROTO_UDP) {
- servlook(ntohs(((struct udphdr *) packet2)->source),
+ servlook(ntohs(((struct udphdr *) packet2)->uh_sport),
IPPROTO_UDP, new_entry->un.udp.s_sname,
10);
- servlook(ntohs(((struct udphdr *) packet2)->dest),
+ servlook(ntohs(((struct udphdr *) packet2)->uh_dport),
IPPROTO_UDP, new_entry->un.udp.d_sname,
10);
} else if (protocol == IPPROTO_OSPFIGP) {
diff --git src/packet.c src/packet.c
index bc8ed21..b0d552b 100644
--- src/packet.c
+++ src/packet.c
@@ -247,13 +247,13 @@ again:
switch (ip->protocol) {
case IPPROTO_TCP:
tcp = (struct tcphdr *) ip_payload;
- sport_tmp = ntohs(tcp->source);
- dport_tmp = ntohs(tcp->dest);
+ sport_tmp = ntohs(tcp->th_sport);
+ dport_tmp = ntohs(tcp->th_dport);
break;
case IPPROTO_UDP:
udp = (struct udphdr *) ip_payload;
- sport_tmp = ntohs(udp->source);
- dport_tmp = ntohs(udp->dest);
+ sport_tmp = ntohs(udp->uh_sport);
+ dport_tmp = ntohs(udp->uh_dport);
break;
default:
sport_tmp = 0;
@@ -299,16 +299,16 @@ again:
case IPPROTO_TCP:
tcp = (struct tcphdr *) ip_payload;
if (sport)
- *sport = ntohs(tcp->source);
+ *sport = ntohs(tcp->th_sport);
if (dport)
- *dport = ntohs(tcp->dest);
+ *dport = ntohs(tcp->th_dport);
break;
case IPPROTO_UDP:
udp = (struct udphdr *) ip_payload;
if (sport)
- *sport = ntohs(udp->source);
+ *sport = ntohs(udp->uh_sport);
if (dport)
- *dport = ntohs(udp->dest);
+ *dport = ntohs(udp->uh_dport);
break;
default:
if (sport)
diff --git src/tcptable.c src/tcptable.c
index 956866c..3ef8508 100644
--- src/tcptable.c
+++ src/tcptable.c
@@ -613,19 +613,19 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
*/
if (tableentry->pcount == 1) {
- if ((transpacket->syn) || (transpacket->rst))
+ if ((transpacket->th_flags & TH_SYN) || (transpacket->th_flags & TH_RST))
tableentry->partial = 0;
else
tableentry->partial = 1;
}
- tableentry->win = ntohs(transpacket->window);
+ tableentry->win = ntohs(transpacket->th_win);
tableentry->stat = 0;
- if (transpacket->syn)
+ if (transpacket->th_flags & TH_SYN)
tableentry->stat |= FLAG_SYN;
- if (transpacket->ack) {
+ if (transpacket->th_flags & TH_ACK) {
tableentry->stat |= FLAG_ACK;
/*
@@ -639,7 +639,7 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
*/
if ((tableentry->oth_connection->finsent == 1)
- && (ntohl(transpacket->seq) ==
+ && (ntohl(transpacket->th_seq) ==
tableentry->oth_connection->finack)) {
tableentry->oth_connection->finsent = 2;
@@ -660,7 +660,7 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
* in ACK above.
*/
- if (transpacket->fin) {
+ if (transpacket->th_flags & TH_FIN) {
/*
* First, we check if the opposite direction has no counts, in which
@@ -688,7 +688,7 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
*/
tableentry->finsent = 1;
- tableentry->finack = ntohl(transpacket->ack_seq);
+ tableentry->finack = ntohl(transpacket->th_ack);
}
if (logging) {
char flowrate[64];
@@ -701,7 +701,7 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
tableentry->psize, msgstring);
}
}
- if (transpacket->rst) {
+ if (transpacket->th_flags & TH_RST) {
tableentry->stat |= FLAG_RST;
if (!(tableentry->inclosed))
addtoclosedlist(table, tableentry);
@@ -720,10 +720,10 @@ void updateentry(struct tcptable *table, struct tcptableent *tableentry,
tableentry->psize, msgstring);
}
}
- if (transpacket->psh)
+ if (transpacket->th_flags & TH_PUSH)
tableentry->stat |= FLAG_PSH;
- if (transpacket->urg)
+ if (transpacket->th_flags & TH_URG)
tableentry->stat |= FLAG_URG;
tableentry->lastupdate = tableentry->oth_connection->lastupdate =
--
2.24.0
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