ukernel: get an ip address even when dns and hosts suck

gethostname plus gethostbyname being useless make things fun

make things less fun

Change-Id: I5595698b0b7f2448b8c86448bedd8b16ab088510
Reviewed-on: http://gerrit.openafs.org/5600
Tested-by: Derrick Brashear <shadow@dementix.org>
Reviewed-by: Derrick Brashear <shadow@dementix.org>

diff --git a/src/util/uuid.c b/src/util/uuid.c
index 08cbeb9..8946eb1 100644 (file)
--- a/src/util/uuid.c
+++ b/src/util/uuid.c
@@ -64,6 +64,9 @@
 # include "afs/sysincludes.h"
 # include "afsincludes.h"
 #endif
+#ifdef UKERNEL
+# include "rx/rx_prototypes.h"
+#endif
 
 typedef struct {
     char eaddr[6];             /* 6 bytes of ethernet hardware address */
@@ -405,38 +408,37 @@ static int
 uuid_get_address(uuid_address_p_t addr)
 {
     afs_int32 code;
-    afs_uint32 addr1;
-    struct hostent *he;
+    afs_uint32 addr1 = 0;
+    struct hostent *he = NULL;
 
     code = gethostname(hostName1, 64);
-    if (code) {
-       printf("gethostname() failed\n");
-#ifdef AFS_NT40_ENV
-       return ENOENT;
-#else
-       return errno;
+    if (!code)
+       he = gethostbyname(hostName1);
+
+    if (he)
+       memcpy(&addr1, he->h_addr_list[0], 4);
+#ifdef UKERNEL
+    else
+       addr1=rxi_getaddr();
 #endif
-    }
-    he = gethostbyname(hostName1);
-    if (!he) {
-       printf("Can't find address for '%s'\n", hostName1);
+
+    if (!addr1) {
 #ifdef AFS_NT40_ENV
        return ENOENT;
 #else
        return errno;
 #endif
-    } else {
-       memcpy(&addr1, he->h_addr_list[0], 4);
-       addr1 = ntohl(addr1);
-       memcpy(addr->eaddr, &addr1, 4);
-       addr->eaddr[4] = 0xaa;
-       addr->eaddr[5] = 0x77;
+    }
+
+    addr1 = ntohl(addr1);
+    memcpy(addr->eaddr, &addr1, 4);
+    addr->eaddr[4] = 0xaa;
+    addr->eaddr[5] = 0x77;
 #ifdef  UUID_DEBUG
-       printf("uuid_get_address: %02x-%02x-%02x-%02x-%02x-%02x\n",
-              addr->eaddr[0], addr->eaddr[1], addr->eaddr[2], addr->eaddr[3],
-              addr->eaddr[4], addr->eaddr[5]);
+    printf("uuid_get_address: %02x-%02x-%02x-%02x-%02x-%02x\n",
+          addr->eaddr[0], addr->eaddr[1], addr->eaddr[2], addr->eaddr[3],
+          addr->eaddr[4], addr->eaddr[5]);
 #endif
-    }
     return 0;
 }