summaryrefslogtreecommitdiff
path: root/net/net.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/net.c')
-rw-r--r--net/net.c100
1 files changed, 51 insertions, 49 deletions
diff --git a/net/net.c b/net/net.c
index 69f38f7483..b1b822d27a 100644
--- a/net/net.c
+++ b/net/net.c
@@ -112,14 +112,14 @@ DECLARE_GLOBAL_DATA_PTR;
/** BOOTP EXTENTIONS **/
/* Our subnet mask (0=unknown) */
-IPaddr_t NetOurSubnetMask;
+struct in_addr net_netmask;
/* Our gateways IP address */
-IPaddr_t NetOurGatewayIP;
+struct in_addr net_gateway;
/* Our DNS IP address */
-IPaddr_t NetOurDNSIP;
+struct in_addr net_dns_server;
#if defined(CONFIG_BOOTP_DNS2)
/* Our 2nd DNS IP address */
-IPaddr_t NetOurDNS2IP;
+struct in_addr net_dns_server2;
#endif
/* Our NIS domain */
char NetOurNISDomain[32] = {0,};
@@ -131,7 +131,7 @@ char NetOurRootPath[64] = {0,};
ushort NetBootFileSize;
#ifdef CONFIG_MCAST_TFTP /* Multicast TFTP */
-IPaddr_t Mcast_addr;
+struct in_addr net_mcast_addr;
#endif
/** END OF BOOTP EXTENTIONS **/
@@ -143,9 +143,9 @@ uchar NetOurEther[6];
/* Boot server enet address */
uchar NetServerEther[6];
/* Our IP addr (0 = unknown) */
-IPaddr_t NetOurIP;
+struct in_addr net_ip;
/* Server IP addr (0 = unknown) */
-IPaddr_t NetServerIP;
+struct in_addr net_server_ip;
/* Current receive packet */
uchar *NetRxPacket;
/* Current rx packet length */
@@ -178,7 +178,7 @@ char BootFile[128];
#if defined(CONFIG_CMD_SNTP)
/* NTP server IP address */
-IPaddr_t NetNtpServerIP;
+struct in_addr net_ntp_server;
/* offset time from UTC */
int NetTimeOffset;
#endif
@@ -267,14 +267,14 @@ static void NetInitLoop(void)
/* update only when the environment has changed */
if (env_changed_id != env_id) {
- NetOurIP = getenv_IPaddr("ipaddr");
- NetOurGatewayIP = getenv_IPaddr("gatewayip");
- NetOurSubnetMask = getenv_IPaddr("netmask");
- NetServerIP = getenv_IPaddr("serverip");
+ net_ip = getenv_ip("ipaddr");
+ net_gateway = getenv_ip("gatewayip");
+ net_netmask = getenv_ip("netmask");
+ net_server_ip = getenv_ip("serverip");
NetOurNativeVLAN = getenv_VLAN("nvlan");
NetOurVLAN = getenv_VLAN("vlan");
#if defined(CONFIG_CMD_DNS)
- NetOurDNSIP = getenv_IPaddr("dnsip");
+ net_dns_server = getenv_ip("dnsip");
#endif
env_changed_id = env_id;
}
@@ -397,21 +397,21 @@ restart:
#if defined(CONFIG_CMD_DHCP)
case DHCP:
BootpReset();
- NetOurIP = 0;
+ net_ip.s_addr = 0;
DhcpRequest(); /* Basically same as BOOTP */
break;
#endif
case BOOTP:
BootpReset();
- NetOurIP = 0;
+ net_ip.s_addr = 0;
BootpRequest();
break;
#if defined(CONFIG_CMD_RARP)
case RARP:
RarpTry = 0;
- NetOurIP = 0;
+ net_ip.s_addr = 0;
RarpRequest();
break;
#endif
@@ -496,7 +496,7 @@ restart:
*/
if (ctrlc()) {
/* cancel any ARP that may not have completed */
- NetArpWaitPacketIP = 0;
+ net_arp_wait_packet_ip.s_addr = 0;
net_cleanup_loop();
eth_halt();
@@ -660,7 +660,7 @@ int NetStartAgain(void)
*/
static void dummy_handler(uchar *pkt, unsigned dport,
- IPaddr_t sip, unsigned sport,
+ struct in_addr sip, unsigned sport,
unsigned len)
{
}
@@ -716,7 +716,7 @@ NetSetTimeout(ulong iv, thand_f *f)
}
}
-int NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport,
+int NetSendUDPPacket(uchar *ether, struct in_addr dest, int dport, int sport,
int payload_len)
{
uchar *pkt;
@@ -729,11 +729,11 @@ int NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport,
return -1;
/* convert to new style broadcast */
- if (dest == 0)
- dest = 0xFFFFFFFF;
+ if (dest.s_addr == 0)
+ dest.s_addr = 0xFFFFFFFF;
/* if broadcast, make the ether address a broadcast and don't do ARP */
- if (dest == 0xFFFFFFFF)
+ if (dest.s_addr == 0xFFFFFFFF)
ether = NetBcastAddr;
pkt = (uchar *)NetTxPacket;
@@ -748,7 +748,7 @@ int NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport,
debug_cond(DEBUG_DEV_PKT, "sending ARP for %pI4\n", &dest);
/* save the ip and eth addr for the packet to send after arp */
- NetArpWaitPacketIP = dest;
+ net_arp_wait_packet_ip = dest;
NetArpWaitPacketMAC = ether;
/* size of the waiting packet */
@@ -946,7 +946,7 @@ static inline struct ip_udp_hdr *NetDefragment(struct ip_udp_hdr *ip, int *lenp)
* @parma ip IP packet containing the ICMP
*/
static void receive_icmp(struct ip_udp_hdr *ip, int len,
- IPaddr_t src_ip, struct ethernet_hdr *et)
+ struct in_addr src_ip, struct ethernet_hdr *et)
{
struct icmp_hdr *icmph = (struct icmp_hdr *)&ip->udp_src;
@@ -975,8 +975,8 @@ void net_process_received_packet(uchar *in_packet, int len)
{
struct ethernet_hdr *et;
struct ip_udp_hdr *ip;
- IPaddr_t dst_ip;
- IPaddr_t src_ip;
+ struct in_addr dst_ip;
+ struct in_addr src_ip;
int eth_proto;
#if defined(CONFIG_CMD_CDP)
int iscdp;
@@ -1112,15 +1112,16 @@ void net_process_received_packet(uchar *in_packet, int len)
return;
}
/* If it is not for us, ignore it */
- dst_ip = NetReadIP(&ip->ip_dst);
- if (NetOurIP && dst_ip != NetOurIP && dst_ip != 0xFFFFFFFF) {
+ dst_ip = net_read_ip(&ip->ip_dst);
+ if (net_ip.s_addr && dst_ip.s_addr != net_ip.s_addr &&
+ dst_ip.s_addr != 0xFFFFFFFF) {
#ifdef CONFIG_MCAST_TFTP
- if (Mcast_addr != dst_ip)
+ if (net_mcast_addr != dst_ip)
#endif
return;
}
/* Read source IP address for later use */
- src_ip = NetReadIP(&ip->ip_src);
+ src_ip = net_read_ip(&ip->ip_src);
/*
* The function returns the unchanged packet if it's not
* a fragment, and either the complete packet or NULL if
@@ -1169,10 +1170,10 @@ void net_process_received_packet(uchar *in_packet, int len)
xsum = ip->ip_p;
xsum += (ntohs(ip->udp_len));
- xsum += (ntohl(ip->ip_src) >> 16) & 0x0000ffff;
- xsum += (ntohl(ip->ip_src) >> 0) & 0x0000ffff;
- xsum += (ntohl(ip->ip_dst) >> 16) & 0x0000ffff;
- xsum += (ntohl(ip->ip_dst) >> 0) & 0x0000ffff;
+ xsum += (ntohl(ip->ip_src.s_addr) >> 16) & 0x0000ffff;
+ xsum += (ntohl(ip->ip_src.s_addr) >> 0) & 0x0000ffff;
+ xsum += (ntohl(ip->ip_dst.s_addr) >> 16) & 0x0000ffff;
+ xsum += (ntohl(ip->ip_dst.s_addr) >> 0) & 0x0000ffff;
sumlen = ntohs(ip->udp_len);
sumptr = (ushort *) &(ip->udp_src);
@@ -1232,7 +1233,7 @@ static int net_check_prereq(enum proto_t protocol)
/* Fall through */
#if defined(CONFIG_CMD_PING)
case PING:
- if (NetPingIP == 0) {
+ if (net_ping_ip.s_addr == 0) {
puts("*** ERROR: ping address not given\n");
return 1;
}
@@ -1240,7 +1241,7 @@ static int net_check_prereq(enum proto_t protocol)
#endif
#if defined(CONFIG_CMD_SNTP)
case SNTP:
- if (NetNtpServerIP == 0) {
+ if (net_ntp_server.s_addr == 0) {
puts("*** ERROR: NTP server address not given\n");
return 1;
}
@@ -1248,7 +1249,7 @@ static int net_check_prereq(enum proto_t protocol)
#endif
#if defined(CONFIG_CMD_DNS)
case DNS:
- if (NetOurDNSIP == 0) {
+ if (net_dns_server.s_addr == 0) {
puts("*** ERROR: DNS server address not given\n");
return 1;
}
@@ -1259,7 +1260,7 @@ static int net_check_prereq(enum proto_t protocol)
#endif
case TFTPGET:
case TFTPPUT:
- if (NetServerIP == 0) {
+ if (net_server_ip.s_addr == 0) {
puts("*** ERROR: `serverip' not set\n");
return 1;
}
@@ -1271,7 +1272,7 @@ common:
case NETCONS:
case TFTPSRV:
- if (NetOurIP == 0) {
+ if (net_ip.s_addr == 0) {
puts("*** ERROR: `ipaddr' not set\n");
return 1;
}
@@ -1373,7 +1374,7 @@ int net_update_ether(struct ethernet_hdr *et, uchar *addr, uint prot)
}
}
-void net_set_ip_header(uchar *pkt, IPaddr_t dest, IPaddr_t source)
+void net_set_ip_header(uchar *pkt, struct in_addr dest, struct in_addr source)
{
struct ip_udp_hdr *ip = (struct ip_udp_hdr *)pkt;
@@ -1389,12 +1390,12 @@ void net_set_ip_header(uchar *pkt, IPaddr_t dest, IPaddr_t source)
ip->ip_ttl = 255;
ip->ip_sum = 0;
/* already in network byte order */
- NetCopyIP((void *)&ip->ip_src, &source);
+ net_copy_ip((void *)&ip->ip_src, &source);
/* already in network byte order */
- NetCopyIP((void *)&ip->ip_dst, &dest);
+ net_copy_ip((void *)&ip->ip_dst, &dest);
}
-void net_set_udp_header(uchar *pkt, IPaddr_t dest, int dport, int sport,
+void net_set_udp_header(uchar *pkt, struct in_addr dest, int dport, int sport,
int len)
{
struct ip_udp_hdr *ip = (struct ip_udp_hdr *)pkt;
@@ -1407,7 +1408,7 @@ void net_set_udp_header(uchar *pkt, IPaddr_t dest, int dport, int sport,
if (len & 1)
pkt[IP_UDP_HDR_SIZE + len] = 0;
- net_set_ip_header(pkt, dest, NetOurIP);
+ net_set_ip_header(pkt, dest, net_ip);
ip->ip_len = htons(IP_UDP_HDR_SIZE + len);
ip->ip_p = IPPROTO_UDP;
ip->ip_sum = compute_ip_checksum(ip, IP_HDR_SIZE);
@@ -1444,13 +1445,14 @@ unsigned int random_port(void)
}
#endif
-void ip_to_string(IPaddr_t x, char *s)
+void ip_to_string(struct in_addr x, char *s)
{
- x = ntohl(x);
+ x.s_addr = ntohl(x.s_addr);
sprintf(s, "%d.%d.%d.%d",
- (int) ((x >> 24) & 0xff),
- (int) ((x >> 16) & 0xff),
- (int) ((x >> 8) & 0xff), (int) ((x >> 0) & 0xff)
+ (int) ((x.s_addr >> 24) & 0xff),
+ (int) ((x.s_addr >> 16) & 0xff),
+ (int) ((x.s_addr >> 8) & 0xff),
+ (int) ((x.s_addr >> 0) & 0xff)
);
}
View Lorry Controller Status