* h/mh.h: raised NAMESZ from 128 to 999. RFC 2822 limits line

[mmh] / h / mh.h

diff --git a/h/mh.h b/h/mh.h
index 97c7769..6513f24 100644 (file)
--- a/h/mh.h
+++ b/h/mh.h
@@ -223,7 +223,15 @@ struct msgs {
  * m_getfld() message parsing
  */
 
-#define NAMESZ  128            /* Limit on component name size     */
+#define NAMESZ  999            /* Limit on component name size.
+                                  RFC 2822 limits line lengths to
+                                  998 characters, so a header name
+                                  can be at most that long.
+                                  m_getfld limits header names to 2
+                                  less than NAMESZ, which is fine,
+                                  because header names must be
+                                  followed by a colon.  Add one for
+                                  terminating NULL. */
 
 #define LENERR  (-2)           /* Name too long error from getfld  */
 #define FMTERR  (-3)           /* Message Format error             */