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TFTP: add host ip addr support

Andre Renaud u-boot 1 version New

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  1. v1 Latest0 of 1 patch 0 repliesNew

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Cover letter [U-Boot-Users] [PATCH 0/1] TFTP: add host ip addr support

Couldn't this be done as follows instead? This way there is no need to allocate any more memory on the stack, and no need for a new configuration option.

Andre

Signed-off-by Andre Renaud <[email protected]>
common/cmd_net.c +1 -1
index 21682c0..b86ca86 100644
@@ -51,7 +51,7 @@ int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 U_BOOT_CMD(
     tftpboot,    3,    1,    do_tftpb,
     "tftpboot- boot image via network using TFTP protocol\n",
-    "[loadAddress] [bootfilename]\n"
+    "[loadAddress] [[hostIPaddr:]bootfilename]\n"
 );
 
 int do_rarpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
net/tftp.c +14 -5
index 8b95bcf..262ff79 100644
@@ -34,7 +34,7 @@
 #define TFTP_ERROR    5
 #define TFTP_OACK    6
 
-
+static IPaddr_t TftpServerIP;
 static int    TftpServerPort;        /* The UDP port at their end        */
 static int    TftpOurPort;        /* The UDP port at our end        */
 static int    TftpTimeoutCount;

@@ -231,7 +242,7 @@ TftpSend (void)
         break;
     }
 
-    NetSendUDPPacket(NetServerEther, NetServerIP, TftpServerPort, TftpOurPort, len);
+    NetSendUDPPacket(NetServerEther, TftpServerIP, TftpServerPort, TftpOurPort, len);
 }
 
 

@@ -453,30 +464,43 @@ TftpStart (void)
     char *ep;             /* Environment pointer */
 #endif
 
+    TftpServerIP = NetServerIP;
     if (BootFile[0] == '\0') {
         sprintf(default_filename, "%02lX%02lX%02lX%02lX.img",
             NetOurIP & 0xFF,
             (NetOurIP >>  8) & 0xFF,
             (NetOurIP >> 16) & 0xFF,
             (NetOurIP >> 24) & 0xFF    );
         tftp_filename = default_filename;
 
         printf ("*** Warning: no boot file name; using '%s'\n",
             tftp_filename);
     } else {
+        char *p=BootFile;
+        p = strchr (p, ':');
+        if (p != NULL) {
+            TftpServerIP = string_to_ip (BootFile);
+            ++p;
+            tftp_filename = p;
+        } else
+            tftp_filename = BootFile;
     }
 
 #if defined(CONFIG_NET_MULTI)
     printf ("Using %s device\n", eth_get_name());
 #endif
-    puts ("TFTP from server ");    print_IPaddr (NetServerIP);
+    puts ("TFTP from server ");    print_IPaddr (TftpServerIP);
     puts ("; our IP address is ");    print_IPaddr (NetOurIP);
 
     /* Check if we need to send across this subnet */
     if (NetOurGatewayIP && NetOurSubnetMask) {
-        IPaddr_t OurNet     = NetOurIP    & NetOurSubnetMask;
-        IPaddr_t ServerNet     = NetServerIP & NetOurSubnetMask;
+        IPaddr_t OurNet    = NetOurIP    & NetOurSubnetMask;
+        IPaddr_t ServerNet    = TftpServerIP & NetOurSubnetMask;
 
         if (OurNet != ServerNet) {
         puts ("; sending through gateway ");

Read the cover letter in its thread