[ostree] core: Only depend on GLib 2.30

[Colin Walters <walters src gnome org>]

commit b971ce0dfaa96bbdf3500a7bb820e2103f909210
Author: Colin Walters <walters verbum org>
Date:   Mon Apr 2 13:42:09 2012 -0400

    core: Only depend on GLib 2.30

 src/libostree/ostree-core.c      |    3 +--
 src/libostree/ostree-repo.c      |    2 +-
 src/libotutil/ot-variant-utils.c |   13 +++++++++++++
 src/libotutil/ot-variant-utils.h |    3 +++
 src/ostree/ot-builtin-pack.c     |    4 +---
 5 files changed, 19 insertions(+), 6 deletions(-)
---
diff --git a/src/libostree/ostree-core.c b/src/libostree/ostree-core.c
index 1e3a9e1..7d6849a 100644
--- a/src/libostree/ostree-core.c
+++ b/src/libostree/ostree-core.c
@@ -680,8 +680,7 @@ ostree_checksum_to_bytes (const char *sha256)
       result[i] = (big << 4) | little;
     }
   
-  return g_variant_new_fixed_array (G_VARIANT_TYPE ("y"),
-                                    (guchar*)result, 32, 1);
+  return ot_gvariant_new_bytearray ((guchar*)result, 32);
 }
 
 char *
diff --git a/src/libostree/ostree-repo.c b/src/libostree/ostree-repo.c
index 1461869..69e4207 100644
--- a/src/libostree/ostree-repo.c
+++ b/src/libostree/ostree-repo.c
@@ -1780,7 +1780,7 @@ create_index_bloom (OstreeRepo          *self,
 
   /* TODO - define and compute bloom filter */
 
-  ret_bloom = g_variant_new_fixed_array (G_VARIANT_TYPE ("y"), NULL, 0, 1);
+  ret_bloom = ot_gvariant_new_bytearray (NULL, 0);
   g_variant_ref_sink (ret_bloom);
 
   ret = TRUE;
diff --git a/src/libotutil/ot-variant-utils.c b/src/libotutil/ot-variant-utils.c
index 73cadca..655fd5f 100644
--- a/src/libotutil/ot-variant-utils.c
+++ b/src/libotutil/ot-variant-utils.c
@@ -28,6 +28,19 @@
 
 #include "otutil.h"
 
+GVariant *
+ot_gvariant_new_bytearray (const guchar   *data,
+                           gsize           len)
+{
+  gpointer data_copy;
+  GVariant *ret;
+
+  data_copy = g_memdup (data, len);
+  ret = g_variant_new_from_data (G_VARIANT_TYPE ("ay"), data_copy,
+                                 len, FALSE, g_free, data_copy);
+  return ret;
+}
+
 GHashTable *
 ot_util_variant_asv_to_hash_table (GVariant *variant)
 {
diff --git a/src/libotutil/ot-variant-utils.h b/src/libotutil/ot-variant-utils.h
index e443a74..4988253 100644
--- a/src/libotutil/ot-variant-utils.h
+++ b/src/libotutil/ot-variant-utils.h
@@ -45,6 +45,9 @@ G_BEGIN_DECLS
   *a_v = NULL;                      \
   } while (0);
 
+GVariant *ot_gvariant_new_bytearray (const guchar   *data,
+                                     gsize           len);
+
 GHashTable *ot_util_variant_asv_to_hash_table (GVariant *variant);
 
 GVariant * ot_util_variant_take_ref (GVariant *variant);
diff --git a/src/ostree/ot-builtin-pack.c b/src/ostree/ot-builtin-pack.c
index cdef0f0..0047415 100644
--- a/src/ostree/ot-builtin-pack.c
+++ b/src/ostree/ot-builtin-pack.c
@@ -415,9 +415,7 @@ create_pack_file (OtRepackData        *data,
         packed_object = g_variant_new ("(uy ay@ay)", GUINT32_TO_BE ((guint32)objtype),
                                        entry_flags,
                                        ostree_checksum_to_bytes (checksum),
-                                       g_variant_new_fixed_array (G_VARIANT_TYPE ("y"),
-                                                                  data, data_len,
-                                                                  1));
+                                       ot_gvariant_new_bytearray (data, data_len));
         g_clear_object (&object_data_stream);
       }