shithub: sox

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reserve some bits

--- a/src/sox-fmt.c

+++ b/src/sox-fmt.c

@@ -46,7 +46,8 @@

       lsx_readdw(ft, &comments_bytes))

     return SOX_EOF;

-  if (((headers_bytes + 4) & 7) || headers_bytes < FIXED_HDR + comments_bytes) {

+  if (((headers_bytes + 4) & 7) || headers_bytes < FIXED_HDR + comments_bytes ||

+      (num_channels > 65535)) /* Reserve top 16 bits */ {

     lsx_fail_errno(ft, SOX_EHDR, "invalid sox file format header");

     return SOX_EOF;

   }

@@ -94,8 +95,9 @@

   static char const * const names[] = {"sox", NULL};

   static unsigned const write_encodings[] = {SOX_ENCODING_SIGN2, 32, 0, 0};

   static sox_format_handler_t const handler = {SOX_LIB_VERSION_CODE,

-    "SoX native", names, SOX_FILE_REWIND, startread, lsx_rawread, NULL,

-    write_header, lsx_rawwrite, NULL, lsx_rawseek, write_encodings, NULL, 0

+    "SoX native intermediate format", names, SOX_FILE_REWIND, 

+    startread, lsx_rawread, NULL, write_header, lsx_rawwrite, NULL,

+    lsx_rawseek, write_encodings, NULL, 0

   };

   return &handler;

 }