[epiphany/wip/ephy-sync: 13/52] Add function for hex decoding
- From: Gabriel - Cristian Ivascu <gabrielivascu src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [epiphany/wip/ephy-sync: 13/52] Add function for hex decoding
- Date: Tue, 26 Jul 2016 20:20:59 +0000 (UTC)
commit be3740ca69e671cf773c4b43b03d84a31869b6b0
Author: Gabriel Ivascu <ivascu gabriel59 gmail com>
Date: Wed Jun 22 15:55:09 2016 +0300
Add function for hex decoding
src/ephy-sync-utils.c | 20 ++++++++++++++++++++
src/ephy-sync-utils.h | 19 ++++++++++---------
2 files changed, 30 insertions(+), 9 deletions(-)
---
diff --git a/src/ephy-sync-utils.c b/src/ephy-sync-utils.c
index f1d82d0..33ad8f9 100644
--- a/src/ephy-sync-utils.c
+++ b/src/ephy-sync-utils.c
@@ -19,6 +19,9 @@
#include "ephy-debug.h"
#include "ephy-sync-utils.h"
+#include <glib/gstdio.h>
+#include <string.h>
+
static const gchar hex_digits[] = "0123456789abcdef";
gchar *
@@ -52,6 +55,23 @@ ephy_sync_utils_encode_hex (guint8 *data,
return retval;
}
+guint8 *
+ephy_sync_utils_decode_hex (const gchar *hex_string)
+{
+ guint8 *retval;
+ gsize hex_length = strlen (hex_string);
+
+ g_return_val_if_fail (hex_length % 2 == 0, NULL);
+
+ retval = g_malloc (hex_length / 2);
+
+ for (gsize i = 0, j = 0; i < hex_length; i += 2, j++) {
+ sscanf(hex_string + i, "%2hhx", retval + j);
+ }
+
+ return retval;
+}
+
/* FIXME: Only for debugging, remove when no longer needed */
void
ephy_sync_utils_display_hex (const gchar *data_name,
diff --git a/src/ephy-sync-utils.h b/src/ephy-sync-utils.h
index 538bd7b..9ea089c 100644
--- a/src/ephy-sync-utils.h
+++ b/src/ephy-sync-utils.h
@@ -25,19 +25,20 @@ G_BEGIN_DECLS
#define EPHY_SYNC_TOKEN_LENGTH 32
-gchar *ephy_sync_utils_kw (const gchar *name);
+gchar *ephy_sync_utils_kw (const gchar *name);
-gchar *ephy_sync_utils_kwe (const gchar *name,
- const gchar *emailUTF8);
+gchar *ephy_sync_utils_kwe (const gchar *name,
+ const gchar *emailUTF8);
-gchar *ephy_sync_utils_encode_hex (guint8 *data,
- gsize data_length);
+gchar *ephy_sync_utils_encode_hex (guint8 *data,
+ gsize data_length);
-/* FIXME: Only for debugging, remove when no longer needed */
-void ephy_sync_utils_display_hex (const gchar *data_name,
- guint8 *data,
- gsize data_length);
+guint8 *ephy_sync_utils_decode_hex (const gchar *hex_string);
+/* FIXME: Only for debugging, remove when no longer needed */
+void ephy_sync_utils_display_hex (const gchar *data_name,
+ guint8 *data,
+ gsize data_length);
G_END_DECLS
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