File access control: handle non-null terminated paths

Add an access control checking API call that can take a non-null terminated
string (i.e. takes a string and length).

The reason being the strings returned from gp_enumerate_files* are not null
terminated, and we need to filter them by permissions.

1 files changed, 6 insertions, 0 deletions

diff --git a/base/gp.h b/base/gp.h
index b4b334c5f..3cd31c930 100644
--- a/base/gp.h
+++ b/base/gp.h
@@ -684,6 +684,12 @@ int
 gp_xpsprint(char *filename, char *printername, int *result);
 
 int
+gp_validate_path_len(const gs_memory_t *mem,
+                 const char        *path,
+                 const uint         rlen,
+                 const char        *mode);
+
+int
 gp_validate_path(const gs_memory_t *mem,
                  const char        *path,
                  const char        *mode);