X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=daemon%2Fdaemon.h;h=4c1b9b05088ae2b456e89602ce738a1fa91b2f8a;hp=de598cd3ca491d15c24a3234e2bd51e56bfd9ae1;hb=5c31f6126ba4ea3e9056c34c300f6f5e332ab997;hpb=dc706a639eec16084c0618baf7bfde00c6565f63

diff --git a/daemon/daemon.h b/daemon/daemon.h
index de598cd..4c1b9b0 100644
--- a/daemon/daemon.h
+++ b/daemon/daemon.h
@@ -37,17 +37,21 @@ extern int sysroot_len;
 
 extern char *sysroot_path (const char *path);
 
+extern int is_root_device (const char *device);
+
 extern int xwrite (int sock, const void *buf, size_t len)
   __attribute__((__warn_unused_result__));
 extern int xread (int sock, void *buf, size_t len)
   __attribute__((__warn_unused_result__));
 
 extern int add_string (char ***argv, int *size, int *alloc, const char *str);
-extern int count_strings (char *const *argv);
+extern size_t count_strings (char *const *argv);
 extern void sort_strings (char **argv, int len);
 extern void free_strings (char **argv);
 extern void free_stringslen (char **argv, int len);
 
+extern int is_power_of_2 (unsigned long v);
+
 #define command(out,err,name,...) commandf((out),(err),0,(name),__VA_ARGS__)
 #define commandr(out,err,name,...) commandrf((out),(err),0,(name),__VA_ARGS__)
 #define commandv(out,err,argv) commandvf((out),(err),0,(argv))
@@ -196,6 +200,8 @@ extern void reply (xdrproc_t xdrp, char *ret);
         reply_with_error ("%s: %s: expecting a device name", __func__, (path)); \
       fail_stmt;							\
     }									\
+    if (is_root_device (path))                                          \
+      reply_with_error ("%s: %s: device not found", __func__, path);    \
     if (device_name_translation ((path)) == -1) {                       \
       int err = errno;                                                  \
       int r = cancel_stmt;                                              \