diff options
Diffstat (limited to 'kernel/lib/printf.c')
| -rw-r--r-- | kernel/lib/printf.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/kernel/lib/printf.c b/kernel/lib/printf.c index fdf474d..c1ef83b 100644 --- a/kernel/lib/printf.c +++ b/kernel/lib/printf.c @@ -71,8 +71,7 @@ int vsnprintf(char *buff, size_t len, const char* format, va_list ap){ unsigned int hexa = va_arg(ap,int); unsigned int nb; int j, had_nonzero = 0; - for(j = 0; j < 8; j++) - { + for(j = 0; j < 8; j++) { nb = (unsigned int)(hexa << (j*4)); nb = (nb >> 28) & 0xf; // Skip the leading zeros @@ -91,6 +90,20 @@ int vsnprintf(char *buff, size_t len, const char* format, va_list ap){ PUTCHAR('0'); break; } + case 'p': { + unsigned int hexa = va_arg(ap,int); + unsigned int nb; + int j; + for (j = 0; j < 8; j++) { + nb = (unsigned int)(hexa << (j*4)); + nb = (nb >> 28) & 0xf; + if (nb < 10) + PUTCHAR('0'+nb); + else + PUTCHAR('a'+(nb-10)); + } + break; + } default: PUTCHAR('%'); PUTCHAR(format[i]); |