Move property-printing into util

The function that prints a property can be useful to other programs,
so move it into util.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: David Gibson <david@gibson.dropbear.id.au>

1 files changed, 37 insertions, 0 deletions

diff --git a/util.c b/util.c
index 45f186b..b081fa8 100644
--- a/util.c
+++ b/util.c
@@ -335,3 +335,40 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size)
 		return -1;
 	return 0;
 }
+
+void utilfdt_print_data(const char *data, int len)
+{
+	int i;
+	const char *p = data;
+	const char *s;
+
+	/* no data, don't print */
+	if (len == 0)
+		return;
+
+	if (util_is_printable_string(data, len)) {
+		printf(" = ");
+
+		s = data;
+		do {
+			printf("\"%s\"", s);
+			s += strlen(s) + 1;
+			if (s < data + len)
+				printf(", ");
+		} while (s < data + len);
+
+	} else if ((len % 4) == 0) {
+		const uint32_t *cell = (const uint32_t *)data;
+
+		printf(" = <");
+		for (i = 0; i < len; i += 4)
+			printf("0x%08x%s", fdt32_to_cpu(cell[i]),
+			       i < (len - 4) ? " " : "");
+		printf(">");
+	} else {
+		printf(" = [");
+		for (i = 0; i < len; i++)
+			printf("%02x%s", *p++, i < len - 1 ? " " : "");
+		printf("]");
+	}
+}