1 files changed, 10 insertions, 3 deletions
diff --git a/src/buffer.c b/src/buffer.c
index 094cee2..ddd1c59 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -281,7 +281,7 @@ int buffer_append_long_hex(buffer *b, unsigned long value) {
 	return 0;
 }
 
-int ltostr(char *buf, long val) {
+int LI_ltostr(char *buf, long val) {
 	char swap;
 	char *end;
 	int len = 1;
@@ -320,7 +320,7 @@ int buffer_append_long(buffer *b, long val) {
 	if (b->used == 0)
 		b->used++;
 
-	b->used += ltostr(b->ptr + (b->used - 1), val);
+	b->used += LI_ltostr(b->ptr + (b->used - 1), val);
 	return 0;
 }
 
@@ -503,6 +503,7 @@ buffer *buffer_init_string(const char *str) {
 }
 
 int buffer_is_empty(buffer *b) {
+	if (!b) return 1;
 	return (b->used == 0);
 }
 
@@ -574,7 +575,13 @@ int buffer_caseless_compare(const char *a, size_t a_len, const char *b, size_t b
 		}
 	}
 
-	return 0;
+	/* all chars are the same, and the length match too
+	 *
+	 * they are the same */
+	if (a_len == b_len) return 0;
+
+	/* if a is shorter then b, then b is larger */
+	return (a_len - b_len);
 }