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-rw-r--r--lib/charset.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/charset.c b/lib/charset.c
index 10557b9e75..5e349ed5ee 100644
--- a/lib/charset.c
+++ b/lib/charset.c
@@ -349,6 +349,35 @@ size_t u16_strnlen(const u16 *in, size_t count)
return i;
}
+u16 *u16_strcpy(u16 *dest, const u16 *src)
+{
+ u16 *tmp = dest;
+
+ for (;; dest++, src++) {
+ *dest = *src;
+ if (!*src)
+ break;
+ }
+
+ return tmp;
+}
+
+u16 *u16_strdup(const u16 *src)
+{
+ u16 *new;
+
+ if (!src)
+ return NULL;
+
+ new = malloc((u16_strlen(src) + 1) * sizeof(u16));
+ if (!new)
+ return NULL;
+
+ u16_strcpy(new, src);
+
+ return new;
+}
+
/* Convert UTF-16 to UTF-8. */
uint8_t *utf16_to_utf8(uint8_t *dest, const uint16_t *src, size_t size)
{