common: add json_add_timerel helper.

rustyrussell · rustyrussell · commit dd68a206823e · 2025-06-13T14:42:50.000+09:30
Signed-off-by: Rusty Russell &lt;rusty@rustcorp.com.au&gt;
diff --git a/common/json_stream.c b/common/json_stream.c
@@ -372,6 +372,14 @@ void json_add_timeabs(struct json_stream *result, const char *fieldname,
 			       (u64)t.ts.tv_sec, (u64)t.ts.tv_nsec);
 }
 
+void json_add_timerel(struct json_stream *result, const char *fieldname,
+		      struct timerel t)
+{
+	json_add_primitive_fmt(result, fieldname,
+			       "%" PRIu64 ".%09" PRIu64,
+			       (u64)t.ts.tv_sec, (u64)t.ts.tv_nsec);
+}
+
 void json_add_timestr(struct json_stream *result, const char *fieldname,
 			  struct timespec ts)
 {
diff --git a/common/json_stream.h b/common/json_stream.h
@@ -253,9 +253,14 @@ void json_add_hex_talarr(struct json_stream *result,
 			 const char *fieldname,
 			 const tal_t *data);
 
+/* '"fieldname" : 1749785122.000000001 */
 void json_add_timeabs(struct json_stream *result, const char *fieldname,
 		      struct timeabs t);
 
+/* '"fieldname" : 1.000000001 */
+void json_add_timerel(struct json_stream *result, const char *fieldname,
+		      struct timerel t);
+
 /* used in log.c and notification.c*/
 void json_add_timestr(struct json_stream *result, const char *fieldname,
 			  struct timespec ts);

Original file line number	Diff line number	Diff line change
`@@ -372,6 +372,14 @@ void json_add_timeabs(struct json_stream result, const char fieldname,`
`372`	`372`	`(u64)t.ts.tv_sec, (u64)t.ts.tv_nsec);`
`373`	`373`	`}`
`374`	`374`
	`375`	`+void json_add_timerel(struct json_stream result, const char fieldname,`
	`376`	`+ struct timerel t)`
	`377`	`+{`
	`378`	`+ json_add_primitive_fmt(result, fieldname,`
	`379`	`+ "%" PRIu64 ".%09" PRIu64,`
	`380`	`+ (u64)t.ts.tv_sec, (u64)t.ts.tv_nsec);`
	`381`	`+}`
	`382`	`+`
`375`	`383`	`void json_add_timestr(struct json_stream result, const char fieldname,`
`376`	`384`	`struct timespec ts)`
`377`	`385`	`{`