Port some fixes from CVE-2008-0225 fix for xine-lib plus some code style...

Port some fixes from CVE-2008-0225 fix for xine-lib plus some code style fixes. Someone should really review it as it may be not fully fixed.

modules/access/rtsp/real_rmff.h

@@ -29,6 +29,12 @@
 
 #define RMFF_HEADER_SIZE 0x12
 
+#define RMFF_FILEHEADER_SIZE 18
+#define RMFF_PROPHEADER_SIZE 50
+#define RMFF_MDPRHEADER_SIZE 46
+#define RMFF_CONTHEADER_SIZE 18
+#define RMFF_DATAHEADER_SIZE 18
+
 #define FOURCC_TAG( ch0, ch1, ch2, ch3 ) \
         (((long)(unsigned char)(ch3)       ) | \
         ( (long)(unsigned char)(ch2) << 8  ) | \
@@ -234,7 +240,7 @@ int rmff_get_header_size(rmff_header_t *h);
 /*
  * dumps the header <h> to <buffer>. <max> is the size of <buffer>
  */
-int rmff_dump_header(rmff_header_t *h, char *buffer, int max);
+int rmff_dump_header(rmff_header_t *h, void *buffer, int max);
 
 /*
  * dumps a packet header