]> git.sur5r.net Git - u-boot/commitdiff
net: cosmetic: Clean up ARP variables and functions
authorJoe Hershberger <joe.hershberger@ni.com>
Wed, 8 Apr 2015 06:41:08 +0000 (01:41 -0500)
committerSimon Glass <sjg@chromium.org>
Sat, 18 Apr 2015 17:11:33 +0000 (11:11 -0600)
Make a thorough pass through all variables and function names contained
within arp and remove CamelCase and improve naming.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Acked-by: Simon Glass <sjg@chromium.org>
net/arp.c
net/arp.h
net/net.c
net/ping.c

index 6841b616e18c27473db8ec2e313f6ff01f111fd2..953f312b63ae392271db3045806a3c6d39d5af72 100644 (file)
--- a/net/arp.c
+++ b/net/arp.c
 struct in_addr net_arp_wait_packet_ip;
 static struct in_addr net_arp_wait_reply_ip;
 /* MAC address of waiting packet's destination */
-uchar         *NetArpWaitPacketMAC;
-int            NetArpWaitTxPacketSize;
-ulong          NetArpWaitTimerStart;
-int            NetArpWaitTry;
+uchar         *arp_wait_packet_ethaddr;
+int            arp_wait_tx_packet_size;
+ulong          arp_wait_timer_start;
+int            arp_wait_try;
 
-static uchar   *net_arp_tx_packet;     /* THE ARP transmit packet */
-static uchar   NetArpPacketBuf[PKTSIZE_ALIGN + PKTALIGN];
+static uchar   *arp_tx_packet; /* THE ARP transmit packet */
+static uchar   arp_tx_packet_buf[PKTSIZE_ALIGN + PKTALIGN];
 
-void ArpInit(void)
+void arp_init(void)
 {
        /* XXX problem with bss workaround */
-       NetArpWaitPacketMAC = NULL;
+       arp_wait_packet_ethaddr = NULL;
        net_arp_wait_packet_ip.s_addr = 0;
        net_arp_wait_reply_ip.s_addr = 0;
-       NetArpWaitTxPacketSize = 0;
-       net_arp_tx_packet = &NetArpPacketBuf[0] + (PKTALIGN - 1);
-       net_arp_tx_packet -= (ulong)net_arp_tx_packet % PKTALIGN;
+       arp_wait_tx_packet_size = 0;
+       arp_tx_packet = &arp_tx_packet_buf[0] + (PKTALIGN - 1);
+       arp_tx_packet -= (ulong)arp_tx_packet % PKTALIGN;
 }
 
-void arp_raw_request(struct in_addr source_ip, const uchar *targetEther,
+void arp_raw_request(struct in_addr source_ip, const uchar *target_ethaddr,
        struct in_addr target_ip)
 {
        uchar *pkt;
        struct arp_hdr *arp;
        int eth_hdr_size;
 
-       debug_cond(DEBUG_DEV_PKT, "ARP broadcast %d\n", NetArpWaitTry);
+       debug_cond(DEBUG_DEV_PKT, "ARP broadcast %d\n", arp_wait_try);
 
-       pkt = net_arp_tx_packet;
+       pkt = arp_tx_packet;
 
        eth_hdr_size = net_set_ether(pkt, net_bcast_ethaddr, PROT_ARP);
        pkt += eth_hdr_size;
 
-       arp = (struct arp_hdr *) pkt;
+       arp = (struct arp_hdr *)pkt;
 
        arp->ar_hrd = htons(ARP_ETHER);
        arp->ar_pro = htons(PROT_IP);
@@ -73,13 +73,13 @@ void arp_raw_request(struct in_addr source_ip, const uchar *targetEther,
 
        memcpy(&arp->ar_sha, net_ethaddr, ARP_HLEN);    /* source ET addr */
        net_write_ip(&arp->ar_spa, source_ip);          /* source IP addr */
-       memcpy(&arp->ar_tha, targetEther, ARP_HLEN);    /* target ET addr */
+       memcpy(&arp->ar_tha, target_ethaddr, ARP_HLEN); /* target ET addr */
        net_write_ip(&arp->ar_tpa, target_ip);          /* target IP addr */
 
-       net_send_packet(net_arp_tx_packet, eth_hdr_size + ARP_HDR_SIZE);
+       net_send_packet(arp_tx_packet, eth_hdr_size + ARP_HDR_SIZE);
 }
 
-void ArpRequest(void)
+void arp_request(void)
 {
        if ((net_arp_wait_packet_ip.s_addr & net_netmask.s_addr) !=
            (net_ip.s_addr & net_netmask.s_addr)) {
@@ -96,7 +96,7 @@ void ArpRequest(void)
        arp_raw_request(net_ip, net_null_ethaddr, net_arp_wait_reply_ip);
 }
 
-void ArpTimeoutCheck(void)
+void arp_timeout_check(void)
 {
        ulong t;
 
@@ -106,21 +106,21 @@ void ArpTimeoutCheck(void)
        t = get_timer(0);
 
        /* check for arp timeout */
-       if ((t - NetArpWaitTimerStart) > ARP_TIMEOUT) {
-               NetArpWaitTry++;
+       if ((t - arp_wait_timer_start) > ARP_TIMEOUT) {
+               arp_wait_try++;
 
-               if (NetArpWaitTry >= ARP_TIMEOUT_COUNT) {
+               if (arp_wait_try >= ARP_TIMEOUT_COUNT) {
                        puts("\nARP Retry count exceeded; starting again\n");
-                       NetArpWaitTry = 0;
+                       arp_wait_try = 0;
                        NetStartAgain();
                } else {
-                       NetArpWaitTimerStart = t;
-                       ArpRequest();
+                       arp_wait_timer_start = t;
+                       arp_request();
                }
        }
 }
 
-void ArpReceive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len)
+void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len)
 {
        struct arp_hdr *arp;
        struct in_addr reply_ip_addr;
@@ -205,28 +205,27 @@ void ArpReceive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len)
                /* matched waiting packet's address */
                if (reply_ip_addr.s_addr == net_arp_wait_reply_ip.s_addr) {
                        debug_cond(DEBUG_DEV_PKT,
-                               "Got ARP REPLY, set eth addr (%pM)\n",
-                               arp->ar_data);
+                                  "Got ARP REPLY, set eth addr (%pM)\n",
+                                  arp->ar_data);
 
                        /* save address for later use */
-                       if (NetArpWaitPacketMAC != NULL)
-                               memcpy(NetArpWaitPacketMAC,
+                       if (arp_wait_packet_ethaddr != NULL)
+                               memcpy(arp_wait_packet_ethaddr,
                                       &arp->ar_sha, ARP_HLEN);
 
                        net_get_arp_handler()((uchar *)arp, 0, reply_ip_addr,
-                               0, len);
+                                             0, len);
 
                        /* set the mac address in the waiting packet's header
                           and transmit it */
                        memcpy(((struct ethernet_hdr *)net_tx_packet)->et_dest,
                               &arp->ar_sha, ARP_HLEN);
-                       net_send_packet(net_tx_packet, NetArpWaitTxPacketSize);
+                       net_send_packet(net_tx_packet, arp_wait_tx_packet_size);
 
                        /* no arp request pending now */
                        net_arp_wait_packet_ip.s_addr = 0;
-                       NetArpWaitTxPacketSize = 0;
-                       NetArpWaitPacketMAC = NULL;
-
+                       arp_wait_tx_packet_size = 0;
+                       arp_wait_packet_ethaddr = NULL;
                }
                return;
        default:
index 718342bcf02b19009aeb138d753a22e8d6f611b1..43c6296f7e83f930aac2ca1289646c256ca8175a 100644 (file)
--- a/net/arp.h
+++ b/net/arp.h
 
 extern struct in_addr net_arp_wait_packet_ip;
 /* MAC address of waiting packet's destination */
-extern uchar *NetArpWaitPacketMAC;
-extern int NetArpWaitTxPacketSize;
-extern ulong NetArpWaitTimerStart;
-extern int NetArpWaitTry;
+extern uchar *arp_wait_packet_ethaddr;
+extern int arp_wait_tx_packet_size;
+extern ulong arp_wait_timer_start;
+extern int arp_wait_try;
 
-void ArpInit(void);
-void ArpRequest(void);
+void arp_init(void);
+void arp_request(void);
 void arp_raw_request(struct in_addr source_ip, const uchar *targetEther,
        struct in_addr target_ip);
-void ArpTimeoutCheck(void);
-void ArpReceive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len);
+void arp_timeout_check(void);
+void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len);
 
 #endif /* __ARP_H__ */
index b8acbb4e06a941d5910a222a3393d96be66fca81..9a4290b77b1504574e33c0ed6c3d489b9a3d0da8 100644 (file)
--- a/net/net.c
+++ b/net/net.c
@@ -302,7 +302,7 @@ void net_init(void)
                        net_rx_packets[i] = net_tx_packet +
                                (i + 1) * PKTSIZE_ALIGN;
                }
-               ArpInit();
+               arp_init();
                net_clear_handlers();
 
                /* Only need to setup buffer pointers once. */
@@ -495,7 +495,7 @@ restart:
                        goto done;
                }
 
-               ArpTimeoutCheck();
+               arp_timeout_check();
 
                /*
                 *      Check for a timeout, and run the timeout handler
@@ -733,15 +733,15 @@ int net_send_udp_packet(uchar *ether, struct in_addr dest, int dport, int sport,
 
                /* save the ip and eth addr for the packet to send after arp */
                net_arp_wait_packet_ip = dest;
-               NetArpWaitPacketMAC = ether;
+               arp_wait_packet_ethaddr = ether;
 
                /* size of the waiting packet */
-               NetArpWaitTxPacketSize = pkt_hdr_size + payload_len;
+               arp_wait_tx_packet_size = pkt_hdr_size + payload_len;
 
                /* and do the ARP request */
-               NetArpWaitTry = 1;
-               NetArpWaitTimerStart = get_timer(0);
-               ArpRequest();
+               arp_wait_try = 1;
+               arp_wait_timer_start = get_timer(0);
+               arp_request();
                return 1;       /* waiting */
        } else {
                debug_cond(DEBUG_DEV_PKT, "sending UDP to %pI4/%pM\n",
@@ -1059,7 +1059,7 @@ void net_process_received_packet(uchar *in_packet, int len)
        switch (eth_proto) {
 
        case PROT_ARP:
-               ArpReceive(et, ip, len);
+               arp_receive(et, ip, len);
                break;
 
 #ifdef CONFIG_CMD_RARP
index 7c6084c3e37825d5187c876fa7728cbf17fc1693..76e87494a0217fe117c22bf5f80e9c0e6447d76e 100644 (file)
@@ -56,12 +56,12 @@ static int ping_send(void)
        set_icmp_header(pkt, net_ping_ip);
 
        /* size of the waiting packet */
-       NetArpWaitTxPacketSize = eth_hdr_size + IP_ICMP_HDR_SIZE;
+       arp_wait_tx_packet_size = eth_hdr_size + IP_ICMP_HDR_SIZE;
 
        /* and do the ARP request */
-       NetArpWaitTry = 1;
-       NetArpWaitTimerStart = get_timer(0);
-       ArpRequest();
+       arp_wait_try = 1;
+       arp_wait_timer_start = get_timer(0);
+       arp_request();
        return 1;       /* waiting */
 }