From 130178acce516e3f2a5cbe12772bae3db6ead3b3 Mon Sep 17 00:00:00 2001 From: Colin Watson Date: Mon, 11 Mar 2019 11:15:12 +0000 Subject: [PATCH] Add %X to grub_vsnprintf_real and friends This is needed for UEFI Boot* variables, which the standard says are named using upper-case hexadecimal. Signed-off-by: Colin Watson Bug-Debian: https://bugs.debian.org/891434 Forwarded: https://lists.gnu.org/archive/html/grub-devel/2019-03/msg00121.html Last-Update: 2019-03-23 Patch-Name: vsnprintf-upper-case-hex.patch --- grub-core/kern/misc.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/grub-core/kern/misc.c b/grub-core/kern/misc.c index 3b633d51f..18cad5803 100644 --- a/grub-core/kern/misc.c +++ b/grub-core/kern/misc.c @@ -588,7 +588,7 @@ grub_divmod64 (grub_uint64_t n, grub_uint64_t d, grub_uint64_t *r) static inline char * grub_lltoa (char *str, int c, unsigned long long n) { - unsigned base = (c == 'x') ? 16 : 10; + unsigned base = (c == 'x' || c == 'X') ? 16 : 10; char *p; if ((long long) n < 0 && c == 'd') @@ -603,7 +603,7 @@ grub_lltoa (char *str, int c, unsigned long long n) do { unsigned d = (unsigned) (n & 0xf); - *p++ = (d > 9) ? d + 'a' - 10 : d + '0'; + *p++ = (d > 9) ? d + ((c == 'x') ? 'a' : 'A') - 10 : d + '0'; } while (n >>= 4); else @@ -676,6 +676,7 @@ parse_printf_args (const char *fmt0, struct printf_args *args, { case 'p': case 'x': + case 'X': case 'u': case 'd': case 'c': @@ -762,6 +763,7 @@ parse_printf_args (const char *fmt0, struct printf_args *args, switch (c) { case 'x': + case 'X': case 'u': args->ptr[curn].type = UNSIGNED_INT + longfmt; break; @@ -900,6 +902,7 @@ grub_vsnprintf_real (char *str, grub_size_t max_len, const char *fmt0, c = 'x'; /* Fall through. */ case 'x': + case 'X': case 'u': case 'd': { -- 2.39.5