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oci: Break out get_digest_subpath helper function

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This commit is contained in:
Alexander Larsson
2017-03-28 10:40:14 +02:00
parent cac65fb6a1
commit d39491b5fb
1 changed files with 21 additions and 16 deletions
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37
common/flatpak-oci-registry.c
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@@ -618,6 +618,21 @@ splice_update_checksum (GOutputStream *out,
return TRUE;
}
static char *
get_digest_subpath (const char *digest,
GError **error)
{
g_autofree char *subpath = NULL;
if (!g_str_has_prefix (digest, "sha256:"))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"Unsupported digest type %s", digest);
return NULL;
}
return g_strdup_printf ("blobs/sha256/%s", digest + strlen ("sha256:"));
}
static char *
checksum_fd (int fd, GCancellable *cancellable, GError **error)
@@ -646,14 +661,9 @@ flatpak_oci_registry_download_blob (FlatpakOciRegistry *self,
g_assert (self->valid);
if (!g_str_has_prefix (digest, "sha256:"))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"Unsupported digest type %s", digest);
return -1;
}
subpath = g_strdup_printf ("blobs/sha256/%s", digest + strlen ("sha256:"));
subpath = get_digest_subpath (digest, error);
if (subpath == NULL)
return -1;
if (self->dfd != -1)
{
@@ -729,14 +739,9 @@ flatpak_oci_registry_load_blob (FlatpakOciRegistry *self,
g_assert (self->valid);
if (!g_str_has_prefix (digest, "sha256:"))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"Unsupported digest type %s", digest);
return NULL;
}
subpath = g_strdup_printf ("blobs/sha256/%s", digest + strlen ("sha256:"));
subpath = get_digest_subpath (digest, error);
if (subpath == NULL)
return NULL;
bytes = flatpak_oci_registry_load_file (self, subpath, NULL, NULL, cancellable, error);