diff options
| -rw-r--r-- | common/usb_log.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/common/usb_log.h b/common/usb_log.h index 923e8006..9a0146de 100644 --- a/common/usb_log.h +++ b/common/usb_log.h @@ -82,4 +82,31 @@ void usb_assert(const char *filename, int linenum); usb_assert(__FILE__, __LINE__); \ } while (0) +#define ___is_print(ch) ((unsigned int)((ch) - ' ') < 127u - ' ') +static inline void usb_hexdump(const void *ptr, uint32_t buflen) +{ + unsigned char *buf = (unsigned char *)ptr; + int i, j; + + for (i = 0; i < buflen; i += 16) { + CONFIG_USB_PRINTF("%08X:", i); + + for (j = 0; j < 16; j++) + if (i + j < buflen) { + if ((j % 8) == 0) { + CONFIG_USB_PRINTF(" "); + } + + CONFIG_USB_PRINTF("%02X ", buf[i + j]); + } else + CONFIG_USB_PRINTF(" "); + CONFIG_USB_PRINTF(" "); + + for (j = 0; j < 16; j++) + if (i + j < buflen) + CONFIG_USB_PRINTF("%c", ___is_print(buf[i + j]) ? buf[i + j] : '.'); + CONFIG_USB_PRINTF("\n"); + } +} + #endif /* USB_LOG_H */ |