X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fhelper%2Fbinarybuffer.c;h=b3e44916aa4d44de39f39750226d2bb9c5bb4462;hb=ca332fd532388ffb13c5f190379de8b2698389e7;hp=d98fa16212f04138f5c751d507112ed05c2f64fc;hpb=6d639b09f0e3ef0c1cc38606a851e6ae9a4f4e30;p=openocd.git

diff --git a/src/helper/binarybuffer.c b/src/helper/binarybuffer.c
index d98fa16212..b3e44916aa 100644
--- a/src/helper/binarybuffer.c
+++ b/src/helper/binarybuffer.c
@@ -370,3 +370,30 @@ void bit_copy_discard(struct bit_copy_queue *q)
 		free(qe);
 	}
 }
+
+int unhexify(char *bin, const char *hex, int count)
+{
+	int i, tmp;
+
+	for (i = 0; i < count; i++) {
+		if (sscanf(hex + (2 * i), "%02x", &tmp) != 1)
+			return i;
+		bin[i] = tmp;
+	}
+
+	return i;
+}
+
+int hexify(char *hex, const char *bin, int count, int out_maxlen)
+{
+	int i, cmd_len = 0;
+
+	/* May use a length, or a null-terminated string as input. */
+	if (count == 0)
+		count = strlen(bin);
+
+	for (i = 0; i < count; i++)
+		cmd_len += snprintf(hex + cmd_len, out_maxlen - cmd_len, "%02x", bin[i] & 0xff);
+
+	return cmd_len;
+}