1 files changed, 39 insertions, 0 deletions
diff --git a/src/xz/options.c b/src/xz/options.c
index 0c1ee221..899bd842 100644
--- a/src/xz/options.c
+++ b/src/xz/options.c
@@ -224,6 +224,45 @@ options_bcj(const char *str)
 }
 
 
+///////////
+// ARM64 //
+///////////
+
+enum {
+	OPT_WIDTH,
+};
+
+
+static void
+set_arm64(void *options, unsigned key, uint64_t value,
+		const char *valuestr lzma_attribute((__unused__)))
+{
+	lzma_options_arm64 *opt = options;
+	switch (key) {
+	case OPT_WIDTH:
+		opt->width = value;
+		break;
+	}
+}
+
+
+extern lzma_options_arm64 *
+options_arm64(const char *str)
+{
+	static const option_map opts[] = {
+		{ "width", NULL, LZMA_ARM64_WIDTH_MIN, LZMA_ARM64_WIDTH_MAX },
+		{ NULL,    NULL, 0, 0 }
+	};
+
+	lzma_options_arm64 *options = xmalloc(sizeof(lzma_options_arm64));
+	options->width = LZMA_ARM64_WIDTH_DEFAULT;
+
+	parse_options(str, opts, &set_arm64, options);
+
+	return options;
+}
+
+
 //////////
 // LZMA //
 //////////