[PATCH] netdev - udevdb+dev.d changes

[elogind.git] / udevdb.c

diff --git a/udevdb.c b/udevdb.c
index a1f79a7c65b016b39bc0b0b295d8ef107252ecdd..f2469367109870009786cd6f5241c246ada8fafb 100644 (file)
--- a/udevdb.c
+++ b/udevdb.c
@@ -1,5 +1,5 @@
 /*
- * udevdb.c
+ * udevdb.c - udev database library
  *
  * Userspace devfs
  *
@@ -21,12 +21,11 @@
  *
  */
 
-/*
- * udev database library
- */
 #define _KLIBC_HAS_ARCH_SIG_ATOMIC_T
 #include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
+#include <stddef.h>
 #include <fcntl.h>
 #include <string.h>
 #include <sys/stat.h>
@@ -34,8 +33,9 @@
 #include <signal.h>
 
 #include "libsysfs/sysfs/libsysfs.h"
-#include "udev_version.h"
 #include "udev.h"
+#include "udev_lib.h"
+#include "udev_version.h"
 #include "logging.h"
 #include "namedev.h"
 #include "udevdb.h"
@@ -59,6 +59,7 @@ int udevdb_add_dev(const char *path, const struct udevice *dev)
 
        data.dptr = (void *)dev;
        data.dsize = UDEVICE_LEN;
+       dbg("store key '%s' for device '%s'", path, dev->name);
 
        return tdb_store(udevdb, key, data, TDB_REPLACE); 
 }
@@ -178,13 +179,29 @@ static int find_found;
 
 static int find_device_by_name(char *path, struct udevice *dev)
 {
+       char *pos;
+       int len;
+
        if (strncmp(dev->name, find_name, sizeof(dev->name)) == 0) {
-               memcpy(find_dev, dev, sizeof(*find_dev));
-               strfieldcpy(find_path, path);
+               memcpy(find_dev, dev, sizeof(struct udevice));
+               strfieldcpymax(find_path, path, NAME_SIZE);
                find_found = 1;
                /* stop search */
                return 1;
        }
+       /* look for matching symlink*/
+       foreach_strpart(dev->symlink, " ", pos, len) {
+               if (strncmp(pos, find_name, len) != 0)
+                       continue;
+
+               if (len != strlen(find_name))
+                       continue;
+
+               memcpy(find_dev, dev, sizeof(struct udevice));
+               strfieldcpymax(find_path, path, NAME_SIZE);
+               find_found = 1;
+               return 1;
+       }
        return 0;
 }