add patch series

1 files changed, 79 insertions, 0 deletions

diff --git a/debian/patches/fixes0002-xxx-fix-libtrivfs-for-unprivileged-users.patch b/debian/patches/fixes0002-xxx-fix-libtrivfs-for-unprivileged-users.patch
new file mode 100644
index 00000000..685b35a6
--- /dev/null
+++ b/debian/patches/fixes0002-xxx-fix-libtrivfs-for-unprivileged-users.patch
@@ -0,0 +1,79 @@
+From e9a2b0863cb6bd62450d166606704bef79451e73 Mon Sep 17 00:00:00 2001
+From: Justus Winter <justus@gnupg.org>
+Date: Mon, 25 Apr 2016 01:38:45 +0200
+Subject: [PATCH hurd 2/5] xxx fix libtrivfs' for unprivileged users
+
+---
+ libtrivfs/io-reauthenticate.c | 3 +--
+ libtrivfs/io-restrict-auth.c  | 4 +---
+ libtrivfs/open.c              | 2 +-
+ libtrivfs/priv.h              | 9 +++++++++
+ 4 files changed, 12 insertions(+), 6 deletions(-)
+
+diff --git a/libtrivfs/io-reauthenticate.c b/libtrivfs/io-reauthenticate.c
+index 35775e5..72684e3 100644
+--- a/libtrivfs/io-reauthenticate.c
++++ b/libtrivfs/io-reauthenticate.c
+@@ -59,8 +59,7 @@ trivfs_S_io_reauthenticate (struct trivfs_protid *cred,
+     return err;
+ 
+   mach_port_deallocate (mach_task_self (), newright);
+-  if (idvec_contains (newcred->user->uids, 0))
+-    newcred->isroot = 1;
++  newcred->isroot = _is_privileged (newcred->user->uids);
+ 
+   newcred->hook = cred->hook;
+   newcred->po = cred->po;
+diff --git a/libtrivfs/io-restrict-auth.c b/libtrivfs/io-restrict-auth.c
+index cb4224d..6c807f1 100644
+--- a/libtrivfs/io-restrict-auth.c
++++ b/libtrivfs/io-restrict-auth.c
+@@ -109,11 +109,9 @@ trivfs_S_io_restrict_auth (struct trivfs_protid *cred,
+       return err;
+     }
+ 
+-  newcred->isroot = 0;
+   newcred->po = cred->po;
+   refcount_ref (&newcred->po->refcnt);
+-  if (cred->isroot && idvec_contains (user->uids, 0))
+-    newcred->isroot = 1;
++  newcred->isroot = cred->isroot && _is_privileged (user->uids);
+   newcred->user = user;
+   newcred->hook = cred->hook;
+ 
+diff --git a/libtrivfs/open.c b/libtrivfs/open.c
+index 97e70a1..35a9452 100644
+--- a/libtrivfs/open.c
++++ b/libtrivfs/open.c
+@@ -56,7 +56,7 @@ trivfs_open (struct trivfs_control *cntl,
+       if (! err)
+ 	{
+ 	  new->user = user;
+-	  new->isroot = idvec_contains (user->uids, 0);
++	  new->isroot = _is_privileged (user->uids);
+ 
+ 	  new->po = po;
+ 	  new->hook = 0;
+diff --git a/libtrivfs/priv.h b/libtrivfs/priv.h
+index d92fe33..4bdd4f7 100644
+--- a/libtrivfs/priv.h
++++ b/libtrivfs/priv.h
+@@ -21,6 +21,15 @@
+ #include <mach.h>
+ #include <hurd.h>
+ #include <hurd/ports.h>
++#include <idvec.h>
++#include <unistd.h>
+ #include "trivfs.h"
+ 
++/* Returns true if UIDS contains either 0 or our user id.  */
++static inline int
++_is_privileged (struct idvec *uids)
++{
++  return idvec_contains (uids, 0) || idvec_contains (uids, getuid ());
++}
++
+ #endif
+-- 
+2.1.4
+