lib: Add dump_data_addbuf()

Helper function to build up debug strings

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

2 files changed, 15 insertions, 0 deletions

diff --git a/lib/util/util.c b/lib/util/util.c
index ecb32a9acaf..faa4218d19f 100644
--- a/lib/util/util.c
+++ b/lib/util/util.c
@@ -828,6 +828,17 @@ _PUBLIC_ void dump_data_pw(const char *msg, const uint8_t * data, size_t len)
 #endif
 }
 
+static void dump_data_addbuf_cb(const char *buf, void *private_data)
+{
+	char **str = private_data;
+	talloc_asprintf_addbuf(str, "%s", buf);
+}
+
+_PUBLIC_ void dump_data_addbuf(const uint8_t *buf, size_t buflen, char **str)
+{
+	dump_data_cb(buf, buflen, false, dump_data_addbuf_cb, str);
+}
+
 
 /**
  * see if a range of memory is all zero. A NULL pointer is considered
diff --git a/lib/util/util.h b/lib/util/util.h
index 278fd6b2cfd..59d24a8babf 100644
--- a/lib/util/util.h
+++ b/lib/util/util.h
@@ -87,4 +87,8 @@ _PUBLIC_ void dump_data_file_diff(FILE *f,
  */
 _PUBLIC_ void dump_data_pw(const char *msg, const uint8_t * data, size_t len);
 
+/**
+ * Dump data to "str" via talloc_asprintf_addbuf()
+ */
+_PUBLIC_ void dump_data_addbuf(const uint8_t *buf, size_t buflen, char **str);
 #endif