regedit: Initialize hexedit buf with data if available.

Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>

2 files changed, 6 insertions, 2 deletions

diff --git a/source3/utils/regedit_hexedit.c b/source3/utils/regedit_hexedit.c
index c86feaddb0..42eee8f78a 100644
--- a/source3/utils/regedit_hexedit.c
+++ b/source3/utils/regedit_hexedit.c
@@ -23,7 +23,7 @@ static int hexedit_free(struct hexedit *buf)
 }
 
 struct hexedit *hexedit_new(TALLOC_CTX *ctx, WINDOW *parent, int nlines,
-			    int y, int x, size_t sz)
+			    int y, int x, const void *data, size_t sz)
 {
 	struct hexedit *buf;
 
@@ -39,6 +39,10 @@ struct hexedit *hexedit_new(TALLOC_CTX *ctx, WINDOW *parent, int nlines,
 		goto fail;
 	}
 
+	if (data) {
+		memcpy(buf->data, data, sz);
+	}
+
 	buf->len = sz;
 	buf->alloc_size = sz;
 	buf->win = derwin(parent, nlines, LINE_WIDTH, y, x);
diff --git a/source3/utils/regedit_hexedit.h b/source3/utils/regedit_hexedit.h
index 1a2db912be..bca8324d8d 100644
--- a/source3/utils/regedit_hexedit.h
+++ b/source3/utils/regedit_hexedit.h
@@ -41,7 +41,7 @@ struct hexedit {
 };
 
 struct hexedit *hexedit_new(TALLOC_CTX *ctx, WINDOW *parent, int nlines,
-			    int y, int x, size_t sz);
+			    int y, int x, const void *data, size_t sz);
 void hexedit_set_cursor(struct hexedit *buf);
 void hexedit_refresh(struct hexedit *buf);
 void hexedit_driver(struct hexedit *buf, int c);