diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/usb_util.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/common/usb_util.h b/common/usb_util.h index 521bf27f..97e0917c 100644 --- a/common/usb_util.h +++ b/common/usb_util.h @@ -185,6 +185,26 @@ (field)[3] = (uint8_t)((value) >> 0); \ } while (0) +#define GET_LE16(field) \ + (((uint16_t)(field)[0] << 0) | ((uint16_t)(field)[1] << 8)) + +#define GET_LE32(field) \ + (((uint32_t)(field)[0] << 0) | ((uint32_t)(field)[1] << 8) | ((uint32_t)(field)[2] << 16) | ((uint32_t)(field)[3] << 24)) + +#define SET_LE16(field, value) \ + do { \ + (field)[0] = (uint8_t)((value) >> 0); \ + (field)[1] = (uint8_t)((value) >> 8); \ + } while (0) + +#define SET_LE32(field, value) \ + do { \ + (field)[0] = (uint8_t)((value) >> 0); \ + (field)[1] = (uint8_t)((value) >> 8); \ + (field)[2] = (uint8_t)((value) >> 16); \ + (field)[3] = (uint8_t)((value) >> 24); \ + } while (0) + #define WBVAL(x) ((x) & 0xFF), (((x) >> 8) & 0xFF) #define DBVAL(x) ((x) & 0xFF), (((x) >> 8) & 0xFF), (((x) >> 16) & 0xFF), (((x) >> 24) & 0xFF) |