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Diffstat (limited to 'lib/vsprintf.c')
-rw-r--r--lib/vsprintf.c29
1 files changed, 14 insertions, 15 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 914fbd30cbc..4213441fbf7 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -274,28 +274,23 @@ static char *string(char *buf, char *end, char *s, int field_width,
return buf;
}
+/* U-Boot uses UTF-16 strings in the EFI context only. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
static char *string16(char *buf, char *end, u16 *s, int field_width,
int precision, int flags)
{
u16 *str = s ? s : L"<NULL>";
- int utf16_len = utf16_strnlen(str, precision);
- u8 utf8[utf16_len * MAX_UTF8_PER_UTF16];
- int utf8_len, i;
-
- utf8_len = utf16_to_utf8(utf8, str, utf16_len) - utf8;
+ ssize_t len = utf16_strnlen(str, precision);
if (!(flags & LEFT))
- while (utf8_len < field_width--)
+ for (; len < field_width; --field_width)
ADDCH(buf, ' ');
- for (i = 0; i < utf8_len; ++i)
- ADDCH(buf, utf8[i]);
- while (utf8_len < field_width--)
+ utf16_utf8_strncpy(&buf, str, len);
+ for (; len < field_width; --field_width)
ADDCH(buf, ' ');
return buf;
}
-#if defined(CONFIG_EFI_LOADER) && \
- !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
static char *device_path_string(char *buf, char *end, void *dp, int field_width,
int precision, int flags)
{
@@ -450,8 +445,8 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr,
#endif
switch (*fmt) {
-#if defined(CONFIG_EFI_LOADER) && \
- !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
+/* Device paths only exist in the EFI context. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
case 'D':
return device_path_string(buf, end, ptr, field_width,
precision, flags);
@@ -612,10 +607,14 @@ repeat:
continue;
case 's':
- if (qualifier == 'l' && !IS_ENABLED(CONFIG_SPL_BUILD)) {
+/* U-Boot uses UTF-16 strings in the EFI context only. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
+ if (qualifier == 'l') {
str = string16(str, end, va_arg(args, u16 *),
field_width, precision, flags);
- } else {
+ } else
+#endif
+ {
str = string(str, end, va_arg(args, char *),
field_width, precision, flags);
}