lib/util: add dump_data_diff*() helpers

[samba.git] / lib / util / util.h

diff --git a/lib/util/util.h b/lib/util/util.h
index a7acad5688042da7a8128361e6f20b55d0ca22c7..072f04862348c95495d1ba4c2ed9f5f059af234b 100644 (file)
--- a/lib/util/util.h
+++ b/lib/util/util.h
@@ -51,4 +51,32 @@ _PUBLIC_ void dump_data(int level, const uint8_t *buf,int len);
  */
 _PUBLIC_ void dump_data_dbgc(int dbgc_class, int level, const uint8_t *buf, int len);
 
+/**
+ * Write dump of compared binary data to a callback
+ */
+void dump_data_diff_cb(const uint8_t *buf1, size_t len1,
+                      const uint8_t *buf2, size_t len2,
+                      bool omit_zero_bytes,
+                      void (*cb)(const char *buf, void *private_data),
+                      void *private_data);
+
+/**
+ * Write dump of compared binary data to the log file.
+ *
+ * The data is only written if the log level is at least level for
+ * debug class dbgc_class.
+ */
+_PUBLIC_ void dump_data_diff(int dbgc_class, int level,
+                            bool omit_zero_bytes,
+                            const uint8_t *buf1, size_t len1,
+                            const uint8_t *buf2, size_t len2);
+
+/**
+ * Write dump of compared binary data to the given file handle
+ */
+_PUBLIC_ void dump_data_file_diff(FILE *f,
+                                 bool omit_zero_bytes,
+                                 const uint8_t *buf1, size_t len1,
+                                 const uint8_t *buf2, size_t len2);
+
 #endif