+static void
+mime_vars_reset(void)
+{
+mime_anomaly_level = 0;
+mime_anomaly_text = NULL;
+mime_boundary = NULL;
+mime_charset = NULL;
+mime_decoded_filename = NULL;
+mime_filename = NULL;
+mime_content_description = NULL;
+mime_content_disposition = NULL;
+mime_content_id = NULL;
+mime_content_transfer_encoding = NULL;
+mime_content_type = NULL;
+mime_is_multipart = 0;
+mime_content_size = 0;
+}
+
+
+/* Grab a parameter value, dealing with quoting.
+
+Arguments:
+ str Input string. Updated on return to point to terminating ; or NUL
+
+Return:
+ Allocated string with parameter value
+*/
+static uschar *
+mime_param_val(uschar ** sp)
+{
+uschar * s = *sp;
+uschar * val = NULL;
+int size = 0, ptr = 0;
+
+/* debug_printf(" considering paramval '%s'\n", s); */
+
+while (*s && *s != ';') /* ; terminates */
+ if (*s == '"')
+ {
+ s++; /* skip opening " */
+ while (*s && *s != '"') /* " protects ; */
+ val = string_cat(val, &size, &ptr, s++, 1);
+ if (*s) s++; /* skip closing " */
+ }
+ else
+ val = string_cat(val, &size, &ptr, s++, 1);
+if (val) val[ptr] = '\0';
+*sp = s;
+return val;
+}
+
+static uschar *
+mime_next_semicolon(uschar * s)
+{
+while (*s && *s != ';') /* ; terminates */
+ if (*s == '"')
+ {
+ s++; /* skip opening " */
+ while (*s && *s != '"') /* " protects ; */
+ s++;
+ if (*s) s++; /* skip closing " */
+ }
+ else
+ s++;
+return s;
+}
+
+