house keeping

1 files changed, 4 insertions, 12 deletions

diff --git a/src/common/tusb_common.h b/src/common/tusb_common.h
index 44f31ffe0..58a18f25c 100644
--- a/src/common/tusb_common.h
+++ b/src/common/tusb_common.h
@@ -137,23 +137,15 @@
 #define memclr_(buffer, size)  memset((buffer), 0, (size))

 #define varclr_(_var)          memclr_(_var, sizeof(*(_var)))

 #define arrclr_(_arr)          memclr_(_arr, sizeof(_arr))

-

 #define arrcount_(_arr)       ( sizeof(_arr) / sizeof(_arr[0]) )

 

-static inline uint8_t const * descriptor_next(uint8_t const p_desc[])

-{

-  return p_desc + p_desc[DESC_OFFSET_LEN];

-}

-

-static inline uint8_t descriptor_type(uint8_t const p_desc[])

+static inline bool mem_all_zero(void const* buffer, uint32_t size)

 {

-  return p_desc[DESC_OFFSET_TYPE];

+  uint8_t const* p_mem = (uint8_t const*) buffer;

+  for(uint32_t i=0; i<size; i++) if (p_mem[i] != 0)  return false;

+  return true;

 }

 

-static inline uint8_t descriptor_len(uint8_t const p_desc[])

-{

-  return p_desc[DESC_OFFSET_LEN];

-}

 

 //------------- Conversion -------------//

 /// form an uint32_t from 4 x uint8_t