X-Git-Url: https://pd.if.org/git/?p=uuid;a=blobdiff_plain;f=internal.c;h=597dc7417ad2e1203073d2a756515391e1789ca2;hp=c9a72f6da25eefc10d23d75bcb3697fb9175b9a0;hb=4af7c34e1c9a4f379decfe3583590f3e8c16892f;hpb=2cf15043eba6ed7b16526145dcf6a2b563b9712d

diff --git a/internal.c b/internal.c
index c9a72f6..597dc74 100644
--- a/internal.c
+++ b/internal.c
@@ -489,7 +489,9 @@ int pd_uuid_make_v5(struct pd_uuid_state *s, pd_uuid_t *uuid, pd_uuid_t *ns, voi
 }
 
 /*
- * s must point to enough space
+ * s must point to enough space, i.e. at least 37 bytes.
+ * this is constrained enough that sprintf could
+ * probably be avoided
  */
 char *pd_uuid_get_string(pd_uuid_t *uuid, char *s) {
 	char *r;
@@ -508,6 +510,11 @@ char *pd_uuid_get_string(pd_uuid_t *uuid, char *s) {
 	return s;
 }
 
+/*
+ * might be faster to sscanf in four bytes at a time
+ * and using htonl()
+ * A nybble loop might be faster yet.
+ */
 int pd_uuid_set_string(pd_uuid_t *uuid, char *s) {
 	unsigned int byte;
 	int i;