From 28ac5b99918745ed6b794a81a515c5d6de2ef836 Mon Sep 17 00:00:00 2001
From: morioka <morioka>
Date: Mon, 11 May 1998 14:32:11 +0000
Subject: [PATCH] (mime-content-type-primary-type): New function.
 (mime-content-type-subtype): New function.
 (mime-content-type-parameters): New function.
 (mime-parse-message): Use 'mime-content-type-primary-type,
 'mime-content-type-subtype and
 'mime-content-type-parameters.

---
 mime-parse.el |   64 ++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 41 insertions(+), 23 deletions(-)

diff --git a/mime-parse.el b/mime-parse.el
index c460932..72ecfe6 100644
--- a/mime-parse.el
+++ b/mime-parse.el
@@ -68,6 +68,10 @@
 	 (substring str e)
 	 ))))
 
+
+;;; @ Content-Type
+;;;
+
 (defun mime-parse-Content-Type (string)
   "Parse STRING as field-body of Content-Type field.
 Return value is
@@ -90,6 +94,30 @@ are string."
 	(cons (intern type) (cons (intern subtype) (nreverse dest)))
 	)))
 
+(defun mime-read-Content-Type ()
+  "Read field-body of Content-Type field from current-buffer,
+and return parsed it.  Format of return value is as same as
+`mime-parse-Content-Type'."
+  (let ((str (std11-field-body "Content-Type")))
+    (if str
+	(mime-parse-Content-Type str)
+      )))
+
+(defsubst mime-content-type-primary-type (content-type)
+  "Return primary-type of CONTENT-TYPE."
+  (car content-type))
+
+(defsubst mime-content-type-subtype (content-type)
+  "Return primary-type of CONTENT-TYPE."
+  (cadr content-type))
+
+(defsubst mime-content-type-parameters (content-type)
+  "Return primary-type of CONTENT-TYPE."
+  (cddr content-type))
+
+
+;;; @ Content-Disposition
+;;;
 
 (defconst mime-disposition-type-regexp mime-token-regexp)
 
@@ -108,19 +136,18 @@ are string."
 	(cons ctype (nreverse dest))
 	)))
 
-
-;;; @ field reader
-;;;
-
-(defun mime-read-Content-Type ()
-  "Read field-body of Content-Type field from current-buffer,
-and return parsed it.  Format of return value is as same as
-`mime-parse-Content-Type'."
-  (let ((str (std11-field-body "Content-Type")))
+(defun mime/Content-Disposition ()
+  "Read field-body of Content-Disposition field from current-buffer,
+and return parsed it. [mime-parse.el]"
+  (let ((str (std11-field-body "Content-Disposition")))
     (if str
-	(mime-parse-Content-Type str)
+	(mime-parse-Content-Disposition str)
       )))
 
+
+;;; @ Content-Transfer-Encoding
+;;;
+
 (defun mime/Content-Transfer-Encoding (&optional default-encoding)
   "Read field-body of Content-Transfer-Encoding field from
 current-buffer, and return it.
@@ -136,14 +163,6 @@ If is is not found, return DEFAULT-ENCODING. [mime-parse.el]"
       default-encoding)
     ))
 
-(defun mime/Content-Disposition ()
-  "Read field-body of Content-Disposition field from current-buffer,
-and return parsed it. [mime-parse.el]"
-  (let ((str (std11-field-body "Content-Disposition")))
-    (if str
-	(mime-parse-Content-Disposition str)
-      )))
-
 
 ;;; @ message parser
 ;;;
@@ -222,11 +241,10 @@ DEFAULT-CTL is used when an entity does not have valid Content-Type
 field.  Its format must be as same as return value of
 mime-{parse|read}-Content-Type."
   (setq default-ctl (or (mime-read-Content-Type) default-ctl))
-  (let ((primtype (car default-ctl))
-	(subtype (car (cdr default-ctl)))
-	(params (cdr (cdr default-ctl)))
-	(encoding (or (mime/Content-Transfer-Encoding) default-encoding))
-	)
+  (let ((primtype (mime-content-type-primary-type default-ctl))
+	(subtype (mime-content-type-subtype default-ctl))
+	(params (mime-content-type-parameters default-ctl))
+	(encoding (or (mime/Content-Transfer-Encoding) default-encoding)))
     (let ((boundary (assoc "boundary" params)))
       (cond (boundary
 	     (setq boundary (std11-strip-quoted-string (cdr boundary)))
-- 
1.7.10.4