diff options
| author | hathach <[email protected]> | 2025-08-02 11:23:15 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2025-08-02 11:23:15 +0700 |
| commit | 12a1d0e7ede97c793a5e11b3cce7284cdbe994c8 (patch) | |
| tree | ef8eba262c5f075cc8e6310c0936ad0231e863bf /src/common | |
| parent | 9030fe43fae06b52a0d88584aaff156c8c0cb7b8 (diff) | |
use tu_desc_in_bounds() for descriptor loop
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/tusb_common.h | 38 | ||||
| -rw-r--r-- | src/common/tusb_types.h | 40 |
2 files changed, 38 insertions, 40 deletions
diff --git a/src/common/tusb_common.h b/src/common/tusb_common.h index 0351a3d8f..489e09a15 100644 --- a/src/common/tusb_common.h +++ b/src/common/tusb_common.h @@ -324,6 +324,44 @@ TU_ATTR_ALWAYS_INLINE static inline void tu_unaligned_write16(void *mem, uint16_ + TU_BIN8(dlsb)) #endif +//--------------------------------------------------------------------+ +// Descriptor helper +//--------------------------------------------------------------------+ + +// return next descriptor +TU_ATTR_ALWAYS_INLINE static inline uint8_t const * tu_desc_next(void const* desc) { + uint8_t const* desc8 = (uint8_t const*) desc; + return desc8 + desc8[DESC_OFFSET_LEN]; +} + +// get descriptor length +TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_len(void const* desc) { + return ((uint8_t const*) desc)[DESC_OFFSET_LEN]; +} + +// get descriptor type +TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_type(void const* desc) { + return ((uint8_t const*) desc)[DESC_OFFSET_TYPE]; +} + +// get descriptor subtype +TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_subtype(void const* desc) { + return ((uint8_t const*) desc)[DESC_OFFSET_SUBTYPE]; +} + +TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_in_bounds(uint8_t const* p_desc, uint8_t const* desc_end) { + return (p_desc < desc_end) && (tu_desc_next(p_desc) <= desc_end); +} + +// find descriptor that match byte1 (type) +uint8_t const * tu_desc_find(uint8_t const* desc, uint8_t const* end, uint8_t byte1); + +// find descriptor that match byte1 (type) and byte2 +uint8_t const * tu_desc_find2(uint8_t const* desc, uint8_t const* end, uint8_t byte1, uint8_t byte2); + +// find descriptor that match byte1 (type) and byte2 +uint8_t const * tu_desc_find3(uint8_t const* desc, uint8_t const* end, uint8_t byte1, uint8_t byte2, uint8_t byte3); + #ifdef __cplusplus } #endif diff --git a/src/common/tusb_types.h b/src/common/tusb_types.h index ee97069bd..b3ef1e9c9 100644 --- a/src/common/tusb_types.h +++ b/src/common/tusb_types.h @@ -562,46 +562,6 @@ TU_ATTR_ALWAYS_INLINE static inline const char *tu_edpt_type_str(tusb_xfer_type_ } #endif -//--------------------------------------------------------------------+ -// Descriptor helper -//--------------------------------------------------------------------+ - -// return next descriptor -TU_ATTR_ALWAYS_INLINE static inline uint8_t const * tu_desc_next(void const* desc) { - uint8_t const* desc8 = (uint8_t const*) desc; - return desc8 + desc8[DESC_OFFSET_LEN]; -} - -// get descriptor length -TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_len(void const* desc) { - return ((uint8_t const*) desc)[DESC_OFFSET_LEN]; -} - -// get descriptor type -TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_type(void const* desc) { - return ((uint8_t const*) desc)[DESC_OFFSET_TYPE]; -} - -// get descriptor subtype -TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_subtype(void const* desc) { - return ((uint8_t const*) desc)[DESC_OFFSET_SUBTYPE]; -} - -TU_ATTR_ALWAYS_INLINE static inline uint8_t tu_desc_is_valid(void const* desc, uint8_t const* desc_end) { - const uint8_t* desc8 = (uint8_t const*) desc; - return (desc8 < desc_end) && (tu_desc_next(desc) <= desc_end); -} - - -// find descriptor that match byte1 (type) -uint8_t const * tu_desc_find(uint8_t const* desc, uint8_t const* end, uint8_t byte1); - -// find descriptor that match byte1 (type) and byte2 -uint8_t const * tu_desc_find2(uint8_t const* desc, uint8_t const* end, uint8_t byte1, uint8_t byte2); - -// find descriptor that match byte1 (type) and byte2 -uint8_t const * tu_desc_find3(uint8_t const* desc, uint8_t const* end, uint8_t byte1, uint8_t byte2, uint8_t byte3); - #ifdef __cplusplus } #endif |
