]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - net/bootp.c
net: new utility functions for working with enetaddr's
[karo-tx-uboot.git] / net / bootp.c
index 89e30d2c703e2d8423b84c0e9844bee7041dd343..d1cbd39c2b032743b9d86338b12012eaa3e881bb 100644 (file)
@@ -33,7 +33,7 @@
 
 #if defined(CONFIG_CMD_NET)
 
-#define TIMEOUT                5UL             /* Seconds before trying BOOTP again    */
+#define TIMEOUT                5000UL  /* Milliseconds before trying BOOTP again */
 #ifndef CONFIG_NET_RETRY_COUNT
 # define TIMEOUT_COUNT 5               /* # of timeouts before giving up  */
 #else
@@ -163,21 +163,21 @@ static void BootpVendorFieldProcess (u8 * ext)
 
        switch (*ext) {
                /* Fixed length fields */
-       case 1:                 /* Subnet mask                                  */
+       case 1:                 /* Subnet mask                                  */
                if (NetOurSubnetMask == 0)
                        NetCopyIP (&NetOurSubnetMask, (IPaddr_t *) (ext + 2));
                break;
-       case 2:                 /* Time offset - Not yet supported              */
+       case 2:                 /* Time offset - Not yet supported              */
                break;
                /* Variable length fields */
-       case 3:                 /* Gateways list                                */
+       case 3:                 /* Gateways list                                */
                if (NetOurGatewayIP == 0) {
                        NetCopyIP (&NetOurGatewayIP, (IPaddr_t *) (ext + 2));
                }
                break;
-       case 4:                 /* Time server - Not yet supported              */
+       case 4:                 /* Time server - Not yet supported              */
                break;
-       case 5:                 /* IEN-116 name server - Not yet supported      */
+       case 5:                 /* IEN-116 name server - Not yet supported      */
                break;
        case 6:
                if (NetOurDNSIP == 0) {
@@ -189,43 +189,43 @@ static void BootpVendorFieldProcess (u8 * ext)
                }
 #endif
                break;
-       case 7:                 /* Log server - Not yet supported               */
+       case 7:                 /* Log server - Not yet supported               */
                break;
-       case 8:                 /* Cookie/Quote server - Not yet supported      */
+       case 8:                 /* Cookie/Quote server - Not yet supported      */
                break;
-       case 9:                 /* LPR server - Not yet supported               */
+       case 9:                 /* LPR server - Not yet supported               */
                break;
-       case 10:                /* Impress server - Not yet supported           */
+       case 10:                /* Impress server - Not yet supported           */
                break;
-       case 11:                /* RPL server - Not yet supported               */
+       case 11:                /* RPL server - Not yet supported               */
                break;
-       case 12:                /* Host name                                    */
+       case 12:                /* Host name                                    */
                if (NetOurHostName[0] == 0) {
                        size = truncate_sz ("Host Name", sizeof (NetOurHostName), size);
                        memcpy (&NetOurHostName, ext + 2, size);
                        NetOurHostName[size] = 0;
                }
                break;
-       case 13:                /* Boot file size                               */
+       case 13:                /* Boot file size                               */
                if (size == 2)
                        NetBootFileSize = ntohs (*(ushort *) (ext + 2));
                else if (size == 4)
                        NetBootFileSize = ntohl (*(ulong *) (ext + 2));
                break;
-       case 14:                /* Merit dump file - Not yet supported          */
+       case 14:                /* Merit dump file - Not yet supported          */
                break;
-       case 15:                /* Domain name - Not yet supported              */
+       case 15:                /* Domain name - Not yet supported              */
                break;
-       case 16:                /* Swap server - Not yet supported              */
+       case 16:                /* Swap server - Not yet supported              */
                break;
-       case 17:                /* Root path                                    */
+       case 17:                /* Root path                                    */
                if (NetOurRootPath[0] == 0) {
                        size = truncate_sz ("Root Path", sizeof (NetOurRootPath), size);
                        memcpy (&NetOurRootPath, ext + 2, size);
                        NetOurRootPath[size] = 0;
                }
                break;
-       case 18:                /* Extension path - Not yet supported           */
+       case 18:                /* Extension path - Not yet supported           */
                /*
                 * This can be used to send the information of the
                 * vendor area in another file that the client can
@@ -233,7 +233,7 @@ static void BootpVendorFieldProcess (u8 * ext)
                 */
                break;
                /* IP host layer fields */
-       case 40:                /* NIS Domain name                              */
+       case 40:                /* NIS Domain name                              */
                if (NetOurNISDomain[0] == 0) {
                        size = truncate_sz ("NIS Domain Name", sizeof (NetOurNISDomain), size);
                        memcpy (&NetOurNISDomain, ext + 2, size);
@@ -241,7 +241,7 @@ static void BootpVendorFieldProcess (u8 * ext)
                }
                break;
                /* Application layer fields */
-       case 43:                /* Vendor specific info - Not yet supported     */
+       case 43:                /* Vendor specific info - Not yet supported     */
                /*
                 * Binary information to exchange specific
                 * product information.
@@ -271,17 +271,11 @@ static void BootpVendorProcess (u8 * ext, int size)
 
 #ifdef DEBUG_BOOTP_EXT
        puts ("[BOOTP] Received fields: \n");
-       if (NetOurSubnetMask) {
-               puts ("NetOurSubnetMask : ");
-               print_IPaddr (NetOurSubnetMask);
-               putc ('\n');
-       }
+       if (NetOurSubnetMask)
+               printf ("NetOurSubnetMask : %pI4\n", &NetOurSubnetMask);
 
-       if (NetOurGatewayIP) {
-               puts ("NetOurGatewayIP  : ");
-               print_IPaddr (NetOurGatewayIP);
-               putc ('\n');
-       }
+       if (NetOurGatewayIP)
+               printf ("NetOurGatewayIP        : %pI4", &NetOurGatewayIP);
 
        if (NetBootFileSize) {
                printf ("NetBootFileSize : %d\n", NetBootFileSize);
@@ -313,7 +307,7 @@ BootpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
        Bootp_t *bp;
        char    *s;
 
-       debug ("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%d)\n",
+       debug ("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%zu)\n",
                src, dest, len, sizeof (Bootp_t));
 
        bp = (Bootp_t *)pkt;
@@ -371,7 +365,7 @@ BootpTimeout(void)
                puts ("\nRetry count exceeded; starting again\n");
                NetStartAgain ();
        } else {
-               NetSetTimeout (TIMEOUT * CFG_HZ, BootpTimeout);
+               NetSetTimeout (TIMEOUT, BootpTimeout);
                BootpRequest ();
        }
 }
@@ -671,7 +665,7 @@ BootpRequest (void)
        bp->bp_htype = HWT_ETHER;
        bp->bp_hlen = HWL_ETHER;
        bp->bp_hops = 0;
-       bp->bp_secs = htons(get_timer(0) / CFG_HZ);
+       bp->bp_secs = htons(get_timer(0) / 1000);
        NetWriteIP(&bp->bp_ciaddr, 0);
        NetWriteIP(&bp->bp_yiaddr, 0);
        NetWriteIP(&bp->bp_siaddr, 0);
@@ -688,7 +682,7 @@ BootpRequest (void)
 
        /*
         *      Bootp ID is the lower 4 bytes of our ethernet address
-        *      plus the current time in HZ.
+        *      plus the current time in ms.
         */
        BootpID = ((ulong)NetOurEther[2] << 24)
                | ((ulong)NetOurEther[3] << 16)
@@ -705,7 +699,7 @@ BootpRequest (void)
        pktlen = BOOTP_SIZE - sizeof(bp->bp_vend) + ext_len;
        iplen = BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + ext_len;
        NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen);
-       NetSetTimeout(SELECT_TIMEOUT * CFG_HZ, BootpTimeout);
+       NetSetTimeout(SELECT_TIMEOUT, BootpTimeout);
 
 #if defined(CONFIG_CMD_DHCP)
        dhcp_state = SELECTING;
@@ -849,7 +843,7 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer)
        bp->bp_htype = HWT_ETHER;
        bp->bp_hlen = HWL_ETHER;
        bp->bp_hops = 0;
-       bp->bp_secs = htons(get_timer(0) / CFG_HZ);
+       bp->bp_secs = htons(get_timer(0) / 1000);
        /* Do not set the client IP, your IP, or server IP yet, since it hasn't been ACK'ed by
         * the server yet */
 
@@ -880,6 +874,9 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer)
        NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen);
 
        debug ("Transmitting DHCPREQUEST packet: len = %d\n", pktlen);
+#ifdef CONFIG_BOOTP_DHCP_REQUEST_DELAY
+       udelay(CONFIG_BOOTP_DHCP_REQUEST_DELAY);
+#endif /* CONFIG_BOOTP_DHCP_REQUEST_DELAY */
        NetSendPacket(NetTxPacket, pktlen);
 }
 
@@ -909,11 +906,11 @@ DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
                 * OFFER from a server we want.
                 */
                debug ("DHCP: state=SELECTING bp_file: \"%s\"\n", bp->bp_file);
-#ifdef CFG_BOOTFILE_PREFIX
+#ifdef CONFIG_SYS_BOOTFILE_PREFIX
                if (strncmp(bp->bp_file,
-                           CFG_BOOTFILE_PREFIX,
-                           strlen(CFG_BOOTFILE_PREFIX)) == 0 ) {
-#endif /* CFG_BOOTFILE_PREFIX */
+                           CONFIG_SYS_BOOTFILE_PREFIX,
+                           strlen(CONFIG_SYS_BOOTFILE_PREFIX)) == 0 ) {
+#endif /* CONFIG_SYS_BOOTFILE_PREFIX */
 
                        debug ("TRANSITIONING TO REQUESTING STATE\n");
                        dhcp_state = REQUESTING;
@@ -921,13 +918,11 @@ DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
                        if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC))
                                DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp);
 
-                       BootpCopyNetParams(bp); /* Store net params from reply */
-
-                       NetSetTimeout(TIMEOUT * CFG_HZ, BootpTimeout);
+                       NetSetTimeout(TIMEOUT, BootpTimeout);
                        DhcpSendRequestPkt(bp);
-#ifdef CFG_BOOTFILE_PREFIX
+#ifdef CONFIG_SYS_BOOTFILE_PREFIX
                }
-#endif /* CFG_BOOTFILE_PREFIX */
+#endif /* CONFIG_SYS_BOOTFILE_PREFIX */
 
                return;
                break;
@@ -941,9 +936,7 @@ DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
                                DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp);
                        BootpCopyNetParams(bp); /* Store net params from reply */
                        dhcp_state = BOUND;
-                       puts ("DHCP client bound to address ");
-                       print_IPaddr(NetOurIP);
-                       putc ('\n');
+                       printf ("DHCP client bound to address %pI4\n", &NetOurIP);
 
                        /* Obey the 'autoload' setting */
                        if ((s = getenv("autoload")) != NULL) {
@@ -968,6 +961,9 @@ DhcpHandler(uchar * pkt, unsigned dest, unsigned src, unsigned len)
                        return;
                }
                break;
+       case BOUND:
+               /* DHCP client bound to address */
+               break;
        default:
                puts ("DHCP: INVALID STATE\n");
                break;