server: boundary_finder plumbing

[hippotat.git] / src / multipart.rs

diff --git a/src/multipart.rs b/src/multipart.rs
index 1c0be403351b4d91fe691afc6d7d39e10b79d8fe..b858039c73e782c6993442548e70bf08c9f9be99 100644 (file)
--- a/src/multipart.rs
+++ b/src/multipart.rs
@@ -15,6 +15,8 @@ pub struct Component<'b> {
 #[allow(non_camel_case_types)]
 pub enum PartName { m, d, Other }
 
+pub type BoundaryFinder = memchr::memmem::Finder<'static>;
+
 #[throws(AE)]
 pub fn process_component<'b>(warnings: &mut Warnings,
                              after_leader: &'b [u8], expected: PartName)
@@ -109,6 +111,14 @@ impl<'b> MetadataFieldIterator<'b> {
     let s = if let Some(r) = self.next() { r? } else { return None };
     Some(s.parse()?)
   }
+
+  pub fn remaining_bytes_len(&self) -> usize {
+    if let Some(last) = self.last {
+      self.buf.len() - last
+    } else {
+      0
+    }
+  }
 }
                                       
 impl<'b> Iterator for MetadataFieldIterator<'b> {